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| author | Valentin Rothberg <rothberg@redhat.com> | 2021-07-02 13:03:10 +0200 |
|---|---|---|
| committer | Valentin Rothberg <rothberg@redhat.com> | 2021-07-02 13:03:10 +0200 |
| commit | 735be12481cdc3edfcbca3500172d2164255e1a3 (patch) | |
| tree | 67f0ee2916812072967707ae6de779ebbcdb0476 /vendor/google.golang.org/grpc | |
| parent | 7eb9ed975899ffe12fb82066aebf652444205e02 (diff) | |
| download | podman-735be12481cdc3edfcbca3500172d2164255e1a3.tar.gz podman-735be12481cdc3edfcbca3500172d2164255e1a3.tar.bz2 podman-735be12481cdc3edfcbca3500172d2164255e1a3.zip | |
force github.com/spf13/cobra@v1.1.3
v1.2.0 is breaking CI (see containers/podman/pull/10844).
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'vendor/google.golang.org/grpc')
45 files changed, 629 insertions, 1306 deletions
diff --git a/vendor/google.golang.org/grpc/.travis.yml b/vendor/google.golang.org/grpc/.travis.yml index 5847d94e5..3e495fa23 100644 --- a/vendor/google.golang.org/grpc/.travis.yml +++ b/vendor/google.golang.org/grpc/.travis.yml @@ -35,7 +35,7 @@ install: script: - set -e - - if [[ -n "${TESTEXTRAS}" ]]; then examples/examples_test.sh; security/advancedtls/examples/examples_test.sh; interop/interop_test.sh; make testsubmodule; exit 0; fi + - if [[ -n "${TESTEXTRAS}" ]]; then examples/examples_test.sh; interop/interop_test.sh; make testsubmodule; exit 0; fi - if [[ -n "${VET}" ]]; then ./vet.sh; fi - if [[ -n "${GAE}" ]]; then make testappengine; exit 0; fi - if [[ -n "${RACE}" ]]; then make testrace; exit 0; fi diff --git a/vendor/google.golang.org/grpc/Makefile b/vendor/google.golang.org/grpc/Makefile index 1f0722f16..3f661a787 100644 --- a/vendor/google.golang.org/grpc/Makefile +++ b/vendor/google.golang.org/grpc/Makefile @@ -1,13 +1,13 @@ all: vet test testrace -build: +build: deps go build google.golang.org/grpc/... clean: go clean -i google.golang.org/grpc/... deps: - GO111MODULE=on go get -d -v google.golang.org/grpc/... + go get -d -v google.golang.org/grpc/... proto: @ if ! which protoc > /dev/null; then \ @@ -16,18 +16,30 @@ proto: fi go generate google.golang.org/grpc/... -test: +test: testdeps go test -cpu 1,4 -timeout 7m google.golang.org/grpc/... -testsubmodule: +testsubmodule: testdeps cd security/advancedtls && go test -cpu 1,4 -timeout 7m google.golang.org/grpc/security/advancedtls/... cd security/authorization && go test -cpu 1,4 -timeout 7m google.golang.org/grpc/security/authorization/... -testrace: - go test -race -cpu 1,4 -timeout 7m google.golang.org/grpc/... +testappengine: testappenginedeps + goapp test -cpu 1,4 -timeout 7m google.golang.org/grpc/... + +testappenginedeps: + goapp get -d -v -t -tags 'appengine appenginevm' google.golang.org/grpc/... testdeps: - GO111MODULE=on go get -d -v -t google.golang.org/grpc/... + go get -d -v -t google.golang.org/grpc/... + +testrace: testdeps + go test -race -cpu 1,4 -timeout 7m google.golang.org/grpc/... + +updatedeps: + go get -d -v -u -f google.golang.org/grpc/... + +updatetestdeps: + go get -d -v -t -u -f google.golang.org/grpc/... vet: vetdeps ./vet.sh @@ -39,10 +51,14 @@ vetdeps: all \ build \ clean \ + deps \ proto \ test \ testappengine \ testappenginedeps \ + testdeps \ testrace \ + updatedeps \ + updatetestdeps \ vet \ vetdeps diff --git a/vendor/google.golang.org/grpc/SECURITY.md b/vendor/google.golang.org/grpc/SECURITY.md deleted file mode 100644 index be6e10870..000000000 --- a/vendor/google.golang.org/grpc/SECURITY.md +++ /dev/null @@ -1,3 +0,0 @@ -# Security Policy - -For information on gRPC Security Policy and reporting potentional security issues, please see [gRPC CVE Process](https://github.com/grpc/proposal/blob/master/P4-grpc-cve-process.md). diff --git a/vendor/google.golang.org/grpc/balancer/balancer.go b/vendor/google.golang.org/grpc/balancer/balancer.go index ab531f4c0..8bf359dbf 100644 --- a/vendor/google.golang.org/grpc/balancer/balancer.go +++ b/vendor/google.golang.org/grpc/balancer/balancer.go @@ -101,9 +101,6 @@ type SubConn interface { // a new connection will be created. // // This will trigger a state transition for the SubConn. - // - // Deprecated: This method is now part of the ClientConn interface and will - // eventually be removed from here. UpdateAddresses([]resolver.Address) // Connect starts the connecting for this SubConn. Connect() @@ -146,13 +143,6 @@ type ClientConn interface { // RemoveSubConn removes the SubConn from ClientConn. // The SubConn will be shutdown. RemoveSubConn(SubConn) - // UpdateAddresses updates the addresses used in the passed in SubConn. - // gRPC checks if the currently connected address is still in the new list. - // If so, the connection will be kept. Else, the connection will be - // gracefully closed, and a new connection will be created. - // - // This will trigger a state transition for the SubConn. - UpdateAddresses(SubConn, []resolver.Address) // UpdateState notifies gRPC that the balancer's internal state has // changed. @@ -184,10 +174,6 @@ type BuildOptions struct { Dialer func(context.Context, string) (net.Conn, error) // ChannelzParentID is the entity parent's channelz unique identification number. ChannelzParentID int64 - // CustomUserAgent is the custom user agent set on the parent ClientConn. - // The balancer should set the same custom user agent if it creates a - // ClientConn. - CustomUserAgent string // Target contains the parsed address info of the dial target. It is the same resolver.Target as // passed to the resolver. // See the documentation for the resolver.Target type for details about what it contains. diff --git a/vendor/google.golang.org/grpc/balancer/base/balancer.go b/vendor/google.golang.org/grpc/balancer/base/balancer.go index c883efa0b..32d782f1c 100644 --- a/vendor/google.golang.org/grpc/balancer/base/balancer.go +++ b/vendor/google.golang.org/grpc/balancer/base/balancer.go @@ -22,7 +22,6 @@ import ( "errors" "fmt" - "google.golang.org/grpc/attributes" "google.golang.org/grpc/balancer" "google.golang.org/grpc/connectivity" "google.golang.org/grpc/grpclog" @@ -42,7 +41,7 @@ func (bb *baseBuilder) Build(cc balancer.ClientConn, opt balancer.BuildOptions) cc: cc, pickerBuilder: bb.pickerBuilder, - subConns: make(map[resolver.Address]subConnInfo), + subConns: make(map[resolver.Address]balancer.SubConn), scStates: make(map[balancer.SubConn]connectivity.State), csEvltr: &balancer.ConnectivityStateEvaluator{}, config: bb.config, @@ -58,11 +57,6 @@ func (bb *baseBuilder) Name() string { return bb.name } -type subConnInfo struct { - subConn balancer.SubConn - attrs *attributes.Attributes -} - type baseBalancer struct { cc balancer.ClientConn pickerBuilder PickerBuilder @@ -70,7 +64,7 @@ type baseBalancer struct { csEvltr *balancer.ConnectivityStateEvaluator state connectivity.State - subConns map[resolver.Address]subConnInfo // `attributes` is stripped from the keys of this map (the addresses) + subConns map[resolver.Address]balancer.SubConn scStates map[balancer.SubConn]connectivity.State picker balancer.Picker config Config @@ -107,49 +101,23 @@ func (b *baseBalancer) UpdateClientConnState(s balancer.ClientConnState) error { // addrsSet is the set converted from addrs, it's used for quick lookup of an address. addrsSet := make(map[resolver.Address]struct{}) for _, a := range s.ResolverState.Addresses { - // Strip attributes from addresses before using them as map keys. So - // that when two addresses only differ in attributes pointers (but with - // the same attribute content), they are considered the same address. - // - // Note that this doesn't handle the case where the attribute content is - // different. So if users want to set different attributes to create - // duplicate connections to the same backend, it doesn't work. This is - // fine for now, because duplicate is done by setting Metadata today. - // - // TODO: read attributes to handle duplicate connections. - aNoAttrs := a - aNoAttrs.Attributes = nil - addrsSet[aNoAttrs] = struct{}{} - if scInfo, ok := b.subConns[aNoAttrs]; !ok { + addrsSet[a] = struct{}{} + if _, ok := b.subConns[a]; !ok { // a is a new address (not existing in b.subConns). - // - // When creating SubConn, the original address with attributes is - // passed through. So that connection configurations in attributes - // (like creds) will be used. sc, err := b.cc.NewSubConn([]resolver.Address{a}, balancer.NewSubConnOptions{HealthCheckEnabled: b.config.HealthCheck}) if err != nil { logger.Warningf("base.baseBalancer: failed to create new SubConn: %v", err) continue } - b.subConns[aNoAttrs] = subConnInfo{subConn: sc, attrs: a.Attributes} + b.subConns[a] = sc b.scStates[sc] = connectivity.Idle sc.Connect() - } else { - // Always update the subconn's address in case the attributes - // changed. - // - // The SubConn does a reflect.DeepEqual of the new and old - // addresses. So this is a noop if the current address is the same - // as the old one (including attributes). - scInfo.attrs = a.Attributes - b.subConns[aNoAttrs] = scInfo - b.cc.UpdateAddresses(scInfo.subConn, []resolver.Address{a}) } } - for a, scInfo := range b.subConns { + for a, sc := range b.subConns { // a was removed by resolver. if _, ok := addrsSet[a]; !ok { - b.cc.RemoveSubConn(scInfo.subConn) + b.cc.RemoveSubConn(sc) delete(b.subConns, a) // Keep the state of this sc in b.scStates until sc's state becomes Shutdown. // The entry will be deleted in UpdateSubConnState. @@ -192,10 +160,9 @@ func (b *baseBalancer) regeneratePicker() { readySCs := make(map[balancer.SubConn]SubConnInfo) // Filter out all ready SCs from full subConn map. - for addr, scInfo := range b.subConns { - if st, ok := b.scStates[scInfo.subConn]; ok && st == connectivity.Ready { - addr.Attributes = scInfo.attrs - readySCs[scInfo.subConn] = SubConnInfo{Address: addr} + for addr, sc := range b.subConns { + if st, ok := b.scStates[sc]; ok && st == connectivity.Ready { + readySCs[sc] = SubConnInfo{Address: addr} } } b.picker = b.pickerBuilder.Build(PickerBuildInfo{ReadySCs: readySCs}) diff --git a/vendor/google.golang.org/grpc/balancer_conn_wrappers.go b/vendor/google.golang.org/grpc/balancer_conn_wrappers.go index 4cc7f9159..11e592aab 100644 --- a/vendor/google.golang.org/grpc/balancer_conn_wrappers.go +++ b/vendor/google.golang.org/grpc/balancer_conn_wrappers.go @@ -163,14 +163,6 @@ func (ccb *ccBalancerWrapper) RemoveSubConn(sc balancer.SubConn) { ccb.cc.removeAddrConn(acbw.getAddrConn(), errConnDrain) } -func (ccb *ccBalancerWrapper) UpdateAddresses(sc balancer.SubConn, addrs []resolver.Address) { - acbw, ok := sc.(*acBalancerWrapper) - if !ok { - return - } - acbw.UpdateAddresses(addrs) -} - func (ccb *ccBalancerWrapper) UpdateState(s balancer.State) { ccb.mu.Lock() defer ccb.mu.Unlock() @@ -205,7 +197,7 @@ func (acbw *acBalancerWrapper) UpdateAddresses(addrs []resolver.Address) { acbw.mu.Lock() defer acbw.mu.Unlock() if len(addrs) <= 0 { - acbw.ac.cc.removeAddrConn(acbw.ac, errConnDrain) + acbw.ac.tearDown(errConnDrain) return } if !acbw.ac.tryUpdateAddrs(addrs) { @@ -220,7 +212,7 @@ func (acbw *acBalancerWrapper) UpdateAddresses(addrs []resolver.Address) { acbw.ac.acbw = nil acbw.ac.mu.Unlock() acState := acbw.ac.getState() - acbw.ac.cc.removeAddrConn(acbw.ac, errConnDrain) + acbw.ac.tearDown(errConnDrain) if acState == connectivity.Shutdown { return diff --git a/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go b/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go index ed75290cd..da0472967 100644 --- a/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go +++ b/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go @@ -19,17 +19,17 @@ // Code generated by protoc-gen-go. DO NOT EDIT. // versions: // protoc-gen-go v1.25.0 -// protoc v3.14.0 +// protoc v3.3.0 // source: grpc/binlog/v1/binarylog.proto package grpc_binarylog_v1 import ( proto "github.com/golang/protobuf/proto" + duration "github.com/golang/protobuf/ptypes/duration" + timestamp "github.com/golang/protobuf/ptypes/timestamp" protoreflect "google.golang.org/protobuf/reflect/protoreflect" protoimpl "google.golang.org/protobuf/runtime/protoimpl" - durationpb "google.golang.org/protobuf/types/known/durationpb" - timestamppb "google.golang.org/protobuf/types/known/timestamppb" reflect "reflect" sync "sync" ) @@ -243,7 +243,7 @@ type GrpcLogEntry struct { unknownFields protoimpl.UnknownFields // The timestamp of the binary log message - Timestamp *timestamppb.Timestamp `protobuf:"bytes,1,opt,name=timestamp,proto3" json:"timestamp,omitempty"` + Timestamp *timestamp.Timestamp `protobuf:"bytes,1,opt,name=timestamp,proto3" json:"timestamp,omitempty"` // Uniquely identifies a call. The value must not be 0 in order to disambiguate // from an unset value. // Each call may have several log entries, they will all have the same call_id. @@ -308,7 +308,7 @@ func (*GrpcLogEntry) Descriptor() ([]byte, []int) { return file_grpc_binlog_v1_binarylog_proto_rawDescGZIP(), []int{0} } -func (x *GrpcLogEntry) GetTimestamp() *timestamppb.Timestamp { +func (x *GrpcLogEntry) GetTimestamp() *timestamp.Timestamp { if x != nil { return x.Timestamp } @@ -439,7 +439,7 @@ type ClientHeader struct { // <host> or <host>:<port> . Authority string `protobuf:"bytes,3,opt,name=authority,proto3" json:"authority,omitempty"` // the RPC timeout - Timeout *durationpb.Duration `protobuf:"bytes,4,opt,name=timeout,proto3" json:"timeout,omitempty"` + Timeout *duration.Duration `protobuf:"bytes,4,opt,name=timeout,proto3" json:"timeout,omitempty"` } func (x *ClientHeader) Reset() { @@ -495,7 +495,7 @@ func (x *ClientHeader) GetAuthority() string { return "" } -func (x *ClientHeader) GetTimeout() *durationpb.Duration { +func (x *ClientHeader) GetTimeout() *duration.Duration { if x != nil { return x.Timeout } @@ -1020,19 +1020,19 @@ func file_grpc_binlog_v1_binarylog_proto_rawDescGZIP() []byte { var file_grpc_binlog_v1_binarylog_proto_enumTypes = make([]protoimpl.EnumInfo, 3) var file_grpc_binlog_v1_binarylog_proto_msgTypes = make([]protoimpl.MessageInfo, 8) var file_grpc_binlog_v1_binarylog_proto_goTypes = []interface{}{ - (GrpcLogEntry_EventType)(0), // 0: grpc.binarylog.v1.GrpcLogEntry.EventType - (GrpcLogEntry_Logger)(0), // 1: grpc.binarylog.v1.GrpcLogEntry.Logger - (Address_Type)(0), // 2: grpc.binarylog.v1.Address.Type - (*GrpcLogEntry)(nil), // 3: grpc.binarylog.v1.GrpcLogEntry - (*ClientHeader)(nil), // 4: grpc.binarylog.v1.ClientHeader - (*ServerHeader)(nil), // 5: grpc.binarylog.v1.ServerHeader - (*Trailer)(nil), // 6: grpc.binarylog.v1.Trailer - (*Message)(nil), // 7: grpc.binarylog.v1.Message - (*Metadata)(nil), // 8: grpc.binarylog.v1.Metadata - (*MetadataEntry)(nil), // 9: grpc.binarylog.v1.MetadataEntry - (*Address)(nil), // 10: grpc.binarylog.v1.Address - (*timestamppb.Timestamp)(nil), // 11: google.protobuf.Timestamp - (*durationpb.Duration)(nil), // 12: google.protobuf.Duration + (GrpcLogEntry_EventType)(0), // 0: grpc.binarylog.v1.GrpcLogEntry.EventType + (GrpcLogEntry_Logger)(0), // 1: grpc.binarylog.v1.GrpcLogEntry.Logger + (Address_Type)(0), // 2: grpc.binarylog.v1.Address.Type + (*GrpcLogEntry)(nil), // 3: grpc.binarylog.v1.GrpcLogEntry + (*ClientHeader)(nil), // 4: grpc.binarylog.v1.ClientHeader + (*ServerHeader)(nil), // 5: grpc.binarylog.v1.ServerHeader + (*Trailer)(nil), // 6: grpc.binarylog.v1.Trailer + (*Message)(nil), // 7: grpc.binarylog.v1.Message + (*Metadata)(nil), // 8: grpc.binarylog.v1.Metadata + (*MetadataEntry)(nil), // 9: grpc.binarylog.v1.MetadataEntry + (*Address)(nil), // 10: grpc.binarylog.v1.Address + (*timestamp.Timestamp)(nil), // 11: google.protobuf.Timestamp + (*duration.Duration)(nil), // 12: google.protobuf.Duration } var file_grpc_binlog_v1_binarylog_proto_depIdxs = []int32{ 11, // 0: grpc.binarylog.v1.GrpcLogEntry.timestamp:type_name -> google.protobuf.Timestamp diff --git a/vendor/google.golang.org/grpc/clientconn.go b/vendor/google.golang.org/grpc/clientconn.go index 24109264f..cbd671a85 100644 --- a/vendor/google.golang.org/grpc/clientconn.go +++ b/vendor/google.golang.org/grpc/clientconn.go @@ -23,6 +23,7 @@ import ( "errors" "fmt" "math" + "net" "reflect" "strings" "sync" @@ -38,7 +39,6 @@ import ( "google.golang.org/grpc/internal/channelz" "google.golang.org/grpc/internal/grpcsync" "google.golang.org/grpc/internal/grpcutil" - iresolver "google.golang.org/grpc/internal/resolver" "google.golang.org/grpc/internal/transport" "google.golang.org/grpc/keepalive" "google.golang.org/grpc/resolver" @@ -48,7 +48,6 @@ import ( _ "google.golang.org/grpc/balancer/roundrobin" // To register roundrobin. _ "google.golang.org/grpc/internal/resolver/dns" // To register dns resolver. _ "google.golang.org/grpc/internal/resolver/passthrough" // To register passthrough resolver. - _ "google.golang.org/grpc/internal/resolver/unix" // To register unix resolver. ) const ( @@ -105,17 +104,6 @@ func Dial(target string, opts ...DialOption) (*ClientConn, error) { return DialContext(context.Background(), target, opts...) } -type defaultConfigSelector struct { - sc *ServiceConfig -} - -func (dcs *defaultConfigSelector) SelectConfig(rpcInfo iresolver.RPCInfo) (*iresolver.RPCConfig, error) { - return &iresolver.RPCConfig{ - Context: rpcInfo.Context, - MethodConfig: getMethodConfig(dcs.sc, rpcInfo.Method), - }, nil -} - // DialContext creates a client connection to the given target. By default, it's // a non-blocking dial (the function won't wait for connections to be // established, and connecting happens in the background). To make it a blocking @@ -143,7 +131,6 @@ func DialContext(ctx context.Context, target string, opts ...DialOption) (conn * firstResolveEvent: grpcsync.NewEvent(), } cc.retryThrottler.Store((*retryThrottler)(nil)) - cc.safeConfigSelector.UpdateConfigSelector(&defaultConfigSelector{nil}) cc.ctx, cc.cancel = context.WithCancel(context.Background()) for _, opt := range opts { @@ -204,6 +191,16 @@ func DialContext(ctx context.Context, target string, opts ...DialOption) (conn * } cc.mkp = cc.dopts.copts.KeepaliveParams + if cc.dopts.copts.Dialer == nil { + cc.dopts.copts.Dialer = func(ctx context.Context, addr string) (net.Conn, error) { + network, addr := parseDialTarget(addr) + return (&net.Dialer{}).DialContext(ctx, network, addr) + } + if cc.dopts.withProxy { + cc.dopts.copts.Dialer = newProxyDialer(cc.dopts.copts.Dialer) + } + } + if cc.dopts.copts.UserAgent != "" { cc.dopts.copts.UserAgent += " " + grpcUA } else { @@ -237,7 +234,6 @@ func DialContext(ctx context.Context, target string, opts ...DialOption) (conn * case sc, ok := <-cc.dopts.scChan: if ok { cc.sc = &sc - cc.safeConfigSelector.UpdateConfigSelector(&defaultConfigSelector{&sc}) scSet = true } default: @@ -248,7 +244,8 @@ func DialContext(ctx context.Context, target string, opts ...DialOption) (conn * } // Determine the resolver to use. - cc.parsedTarget = grpcutil.ParseTarget(cc.target, cc.dopts.copts.Dialer != nil) + cc.parsedTarget = grpcutil.ParseTarget(cc.target) + unixScheme := strings.HasPrefix(cc.target, "unix:") channelz.Infof(logger, cc.channelzID, "parsed scheme: %q", cc.parsedTarget.Scheme) resolverBuilder := cc.getResolver(cc.parsedTarget.Scheme) if resolverBuilder == nil { @@ -271,10 +268,8 @@ func DialContext(ctx context.Context, target string, opts ...DialOption) (conn * cc.authority = creds.Info().ServerName } else if cc.dopts.insecure && cc.dopts.authority != "" { cc.authority = cc.dopts.authority - } else if strings.HasPrefix(cc.target, "unix:") || strings.HasPrefix(cc.target, "unix-abstract:") { + } else if unixScheme { cc.authority = "localhost" - } else if strings.HasPrefix(cc.parsedTarget.Endpoint, ":") { - cc.authority = "localhost" + cc.parsedTarget.Endpoint } else { // Use endpoint from "scheme://authority/endpoint" as the default // authority for ClientConn. @@ -287,7 +282,6 @@ func DialContext(ctx context.Context, target string, opts ...DialOption) (conn * case sc, ok := <-cc.dopts.scChan: if ok { cc.sc = &sc - cc.safeConfigSelector.UpdateConfigSelector(&defaultConfigSelector{&sc}) } case <-ctx.Done(): return nil, ctx.Err() @@ -305,7 +299,6 @@ func DialContext(ctx context.Context, target string, opts ...DialOption) (conn * DialCreds: credsClone, CredsBundle: cc.dopts.copts.CredsBundle, Dialer: cc.dopts.copts.Dialer, - CustomUserAgent: cc.dopts.copts.UserAgent, ChannelzParentID: cc.channelzID, Target: cc.parsedTarget, } @@ -494,8 +487,6 @@ type ClientConn struct { balancerBuildOpts balancer.BuildOptions blockingpicker *pickerWrapper - safeConfigSelector iresolver.SafeConfigSelector - mu sync.RWMutex resolverWrapper *ccResolverWrapper sc *ServiceConfig @@ -556,7 +547,6 @@ func (cc *ClientConn) scWatcher() { // TODO: load balance policy runtime change is ignored. // We may revisit this decision in the future. cc.sc = &sc - cc.safeConfigSelector.UpdateConfigSelector(&defaultConfigSelector{&sc}) cc.mu.Unlock() case <-cc.ctx.Done(): return @@ -595,13 +585,13 @@ func init() { func (cc *ClientConn) maybeApplyDefaultServiceConfig(addrs []resolver.Address) { if cc.sc != nil { - cc.applyServiceConfigAndBalancer(cc.sc, nil, addrs) + cc.applyServiceConfigAndBalancer(cc.sc, addrs) return } if cc.dopts.defaultServiceConfig != nil { - cc.applyServiceConfigAndBalancer(cc.dopts.defaultServiceConfig, &defaultConfigSelector{cc.dopts.defaultServiceConfig}, addrs) + cc.applyServiceConfigAndBalancer(cc.dopts.defaultServiceConfig, addrs) } else { - cc.applyServiceConfigAndBalancer(emptyServiceConfig, &defaultConfigSelector{emptyServiceConfig}, addrs) + cc.applyServiceConfigAndBalancer(emptyServiceConfig, addrs) } } @@ -638,15 +628,7 @@ func (cc *ClientConn) updateResolverState(s resolver.State, err error) error { // default, per the error handling design? } else { if sc, ok := s.ServiceConfig.Config.(*ServiceConfig); s.ServiceConfig.Err == nil && ok { - configSelector := iresolver.GetConfigSelector(s) - if configSelector != nil { - if len(s.ServiceConfig.Config.(*ServiceConfig).Methods) != 0 { - channelz.Infof(logger, cc.channelzID, "method configs in service config will be ignored due to presence of config selector") - } - } else { - configSelector = &defaultConfigSelector{sc} - } - cc.applyServiceConfigAndBalancer(sc, configSelector, s.Addresses) + cc.applyServiceConfigAndBalancer(sc, s.Addresses) } else { ret = balancer.ErrBadResolverState if cc.balancerWrapper == nil { @@ -656,7 +638,6 @@ func (cc *ClientConn) updateResolverState(s resolver.State, err error) error { } else { err = status.Errorf(codes.Unavailable, "illegal service config type: %T", s.ServiceConfig.Config) } - cc.safeConfigSelector.UpdateConfigSelector(&defaultConfigSelector{cc.sc}) cc.blockingpicker.updatePicker(base.NewErrPicker(err)) cc.csMgr.updateState(connectivity.TransientFailure) cc.mu.Unlock() @@ -891,20 +872,6 @@ func (ac *addrConn) tryUpdateAddrs(addrs []resolver.Address) bool { return curAddrFound } -func getMethodConfig(sc *ServiceConfig, method string) MethodConfig { - if sc == nil { - return MethodConfig{} - } - if m, ok := sc.Methods[method]; ok { - return m - } - i := strings.LastIndex(method, "/") - if m, ok := sc.Methods[method[:i+1]]; ok { - return m - } - return sc.Methods[""] -} - // GetMethodConfig gets the method config of the input method. // If there's an exact match for input method (i.e. /service/method), we return // the corresponding MethodConfig. @@ -917,7 +884,17 @@ func (cc *ClientConn) GetMethodConfig(method string) MethodConfig { // TODO: Avoid the locking here. cc.mu.RLock() defer cc.mu.RUnlock() - return getMethodConfig(cc.sc, method) + if cc.sc == nil { + return MethodConfig{} + } + if m, ok := cc.sc.Methods[method]; ok { + return m + } + i := strings.LastIndex(method, "/") + if m, ok := cc.sc.Methods[method[:i+1]]; ok { + return m + } + return cc.sc.Methods[""] } func (cc *ClientConn) healthCheckConfig() *healthCheckConfig { @@ -940,15 +917,12 @@ func (cc *ClientConn) getTransport(ctx context.Context, failfast bool, method st return t, done, nil } -func (cc *ClientConn) applyServiceConfigAndBalancer(sc *ServiceConfig, configSelector iresolver.ConfigSelector, addrs []resolver.Address) { +func (cc *ClientConn) applyServiceConfigAndBalancer(sc *ServiceConfig, addrs []resolver.Address) { if sc == nil { // should never reach here. return } cc.sc = sc - if configSelector != nil { - cc.safeConfigSelector.UpdateConfigSelector(configSelector) - } if cc.sc.retryThrottling != nil { newThrottler := &retryThrottler{ @@ -1198,7 +1172,7 @@ func (ac *addrConn) resetTransport() { ac.mu.Lock() if ac.state == connectivity.Shutdown { ac.mu.Unlock() - newTr.Close(fmt.Errorf("reached connectivity state: SHUTDOWN")) + newTr.Close() return } ac.curAddr = addr @@ -1330,7 +1304,7 @@ func (ac *addrConn) createTransport(addr resolver.Address, copts transport.Conne select { case <-time.After(time.Until(connectDeadline)): // We didn't get the preface in time. - newTr.Close(fmt.Errorf("failed to receive server preface within timeout")) + newTr.Close() channelz.Warningf(logger, ac.channelzID, "grpc: addrConn.createTransport failed to connect to %v: didn't receive server preface in time. Reconnecting...", addr) return nil, nil, errors.New("timed out waiting for server handshake") case <-prefaceReceived: @@ -1447,9 +1421,10 @@ func (ac *addrConn) getReadyTransport() (transport.ClientTransport, bool) { } // tearDown starts to tear down the addrConn. -// -// Note that tearDown doesn't remove ac from ac.cc.conns, so the addrConn struct -// will leak. In most cases, call cc.removeAddrConn() instead. +// TODO(zhaoq): Make this synchronous to avoid unbounded memory consumption in +// some edge cases (e.g., the caller opens and closes many addrConn's in a +// tight loop. +// tearDown doesn't remove ac from ac.cc.conns. func (ac *addrConn) tearDown(err error) { ac.mu.Lock() if ac.state == connectivity.Shutdown { diff --git a/vendor/google.golang.org/grpc/credentials/credentials.go b/vendor/google.golang.org/grpc/credentials/credentials.go index 7eee7e4ec..02766443a 100644 --- a/vendor/google.golang.org/grpc/credentials/credentials.go +++ b/vendor/google.golang.org/grpc/credentials/credentials.go @@ -30,7 +30,7 @@ import ( "github.com/golang/protobuf/proto" "google.golang.org/grpc/attributes" - icredentials "google.golang.org/grpc/internal/credentials" + "google.golang.org/grpc/internal" ) // PerRPCCredentials defines the common interface for the credentials which need to @@ -58,9 +58,9 @@ type PerRPCCredentials interface { type SecurityLevel int const ( - // InvalidSecurityLevel indicates an invalid security level. + // Invalid indicates an invalid security level. // The zero SecurityLevel value is invalid for backward compatibility. - InvalidSecurityLevel SecurityLevel = iota + Invalid SecurityLevel = iota // NoSecurity indicates a connection is insecure. NoSecurity // IntegrityOnly indicates a connection only provides integrity protection. @@ -92,7 +92,7 @@ type CommonAuthInfo struct { } // GetCommonAuthInfo returns the pointer to CommonAuthInfo struct. -func (c CommonAuthInfo) GetCommonAuthInfo() CommonAuthInfo { +func (c *CommonAuthInfo) GetCommonAuthInfo() *CommonAuthInfo { return c } @@ -188,12 +188,15 @@ type RequestInfo struct { AuthInfo AuthInfo } +// requestInfoKey is a struct to be used as the key when attaching a RequestInfo to a context object. +type requestInfoKey struct{} + // RequestInfoFromContext extracts the RequestInfo from the context if it exists. // // This API is experimental. func RequestInfoFromContext(ctx context.Context) (ri RequestInfo, ok bool) { - ri, ok = icredentials.RequestInfoFromContext(ctx).(RequestInfo) - return ri, ok + ri, ok = ctx.Value(requestInfoKey{}).(RequestInfo) + return } // ClientHandshakeInfo holds data to be passed to ClientHandshake. This makes @@ -208,12 +211,16 @@ type ClientHandshakeInfo struct { Attributes *attributes.Attributes } +// clientHandshakeInfoKey is a struct used as the key to store +// ClientHandshakeInfo in a context. +type clientHandshakeInfoKey struct{} + // ClientHandshakeInfoFromContext returns the ClientHandshakeInfo struct stored // in ctx. // // This API is experimental. func ClientHandshakeInfoFromContext(ctx context.Context) ClientHandshakeInfo { - chi, _ := icredentials.ClientHandshakeInfoFromContext(ctx).(ClientHandshakeInfo) + chi, _ := ctx.Value(clientHandshakeInfoKey{}).(ClientHandshakeInfo) return chi } @@ -222,16 +229,17 @@ func ClientHandshakeInfoFromContext(ctx context.Context) ClientHandshakeInfo { // or 3) CommonAuthInfo.SecurityLevel has an invalid zero value. For 2) and 3), it is for the purpose of backward-compatibility. // // This API is experimental. -func CheckSecurityLevel(ai AuthInfo, level SecurityLevel) error { +func CheckSecurityLevel(ctx context.Context, level SecurityLevel) error { type internalInfo interface { - GetCommonAuthInfo() CommonAuthInfo + GetCommonAuthInfo() *CommonAuthInfo } - if ai == nil { - return errors.New("AuthInfo is nil") + ri, _ := RequestInfoFromContext(ctx) + if ri.AuthInfo == nil { + return errors.New("unable to obtain SecurityLevel from context") } - if ci, ok := ai.(internalInfo); ok { + if ci, ok := ri.AuthInfo.(internalInfo); ok { // CommonAuthInfo.SecurityLevel has an invalid value. - if ci.GetCommonAuthInfo().SecurityLevel == InvalidSecurityLevel { + if ci.GetCommonAuthInfo().SecurityLevel == Invalid { return nil } if ci.GetCommonAuthInfo().SecurityLevel < level { @@ -242,6 +250,15 @@ func CheckSecurityLevel(ai AuthInfo, level SecurityLevel) error { return nil } +func init() { + internal.NewRequestInfoContext = func(ctx context.Context, ri RequestInfo) context.Context { + return context.WithValue(ctx, requestInfoKey{}, ri) + } + internal.NewClientHandshakeInfoContext = func(ctx context.Context, chi ClientHandshakeInfo) context.Context { + return context.WithValue(ctx, clientHandshakeInfoKey{}, chi) + } +} + // ChannelzSecurityInfo defines the interface that security protocols should implement // in order to provide security info to channelz. // diff --git a/vendor/google.golang.org/grpc/dialoptions.go b/vendor/google.golang.org/grpc/dialoptions.go index 7a497237b..a93fcab8f 100644 --- a/vendor/google.golang.org/grpc/dialoptions.go +++ b/vendor/google.golang.org/grpc/dialoptions.go @@ -66,7 +66,12 @@ type dialOptions struct { minConnectTimeout func() time.Duration defaultServiceConfig *ServiceConfig // defaultServiceConfig is parsed from defaultServiceConfigRawJSON. defaultServiceConfigRawJSON *string - resolvers []resolver.Builder + // This is used by ccResolverWrapper to backoff between successive calls to + // resolver.ResolveNow(). The user will have no need to configure this, but + // we need to be able to configure this in tests. + resolveNowBackoff func(int) time.Duration + resolvers []resolver.Builder + withProxy bool } // DialOption configures how we set up the connection. @@ -320,7 +325,7 @@ func WithInsecure() DialOption { // later release. func WithNoProxy() DialOption { return newFuncDialOption(func(o *dialOptions) { - o.copts.UseProxy = false + o.withProxy = false }) } @@ -590,8 +595,9 @@ func defaultDialOptions() dialOptions { copts: transport.ConnectOptions{ WriteBufferSize: defaultWriteBufSize, ReadBufferSize: defaultReadBufSize, - UseProxy: true, }, + resolveNowBackoff: internalbackoff.DefaultExponential.Backoff, + withProxy: true, } } @@ -606,6 +612,16 @@ func withMinConnectDeadline(f func() time.Duration) DialOption { }) } +// withResolveNowBackoff specifies the function that clientconn uses to backoff +// between successive calls to resolver.ResolveNow(). +// +// For testing purpose only. +func withResolveNowBackoff(f func(int) time.Duration) DialOption { + return newFuncDialOption(func(o *dialOptions) { + o.resolveNowBackoff = f + }) +} + // WithResolvers allows a list of resolver implementations to be registered // locally with the ClientConn without needing to be globally registered via // resolver.Register. They will be matched against the scheme used for the diff --git a/vendor/google.golang.org/grpc/encoding/proto/proto.go b/vendor/google.golang.org/grpc/encoding/proto/proto.go index 3009b35af..66b97a6f6 100644 --- a/vendor/google.golang.org/grpc/encoding/proto/proto.go +++ b/vendor/google.golang.org/grpc/encoding/proto/proto.go @@ -21,7 +21,8 @@ package proto import ( - "fmt" + "math" + "sync" "github.com/golang/protobuf/proto" "google.golang.org/grpc/encoding" @@ -37,22 +38,73 @@ func init() { // codec is a Codec implementation with protobuf. It is the default codec for gRPC. type codec struct{} +type cachedProtoBuffer struct { + lastMarshaledSize uint32 + proto.Buffer +} + +func capToMaxInt32(val int) uint32 { + if val > math.MaxInt32 { + return uint32(math.MaxInt32) + } + return uint32(val) +} + +func marshal(v interface{}, cb *cachedProtoBuffer) ([]byte, error) { + protoMsg := v.(proto.Message) + newSlice := make([]byte, 0, cb.lastMarshaledSize) + + cb.SetBuf(newSlice) + cb.Reset() + if err := cb.Marshal(protoMsg); err != nil { + return nil, err + } + out := cb.Bytes() + cb.lastMarshaledSize = capToMaxInt32(len(out)) + return out, nil +} + func (codec) Marshal(v interface{}) ([]byte, error) { - vv, ok := v.(proto.Message) - if !ok { - return nil, fmt.Errorf("failed to marshal, message is %T, want proto.Message", v) + if pm, ok := v.(proto.Marshaler); ok { + // object can marshal itself, no need for buffer + return pm.Marshal() } - return proto.Marshal(vv) + + cb := protoBufferPool.Get().(*cachedProtoBuffer) + out, err := marshal(v, cb) + + // put back buffer and lose the ref to the slice + cb.SetBuf(nil) + protoBufferPool.Put(cb) + return out, err } func (codec) Unmarshal(data []byte, v interface{}) error { - vv, ok := v.(proto.Message) - if !ok { - return fmt.Errorf("failed to unmarshal, message is %T, want proto.Message", v) + protoMsg := v.(proto.Message) + protoMsg.Reset() + + if pu, ok := protoMsg.(proto.Unmarshaler); ok { + // object can unmarshal itself, no need for buffer + return pu.Unmarshal(data) } - return proto.Unmarshal(data, vv) + + cb := protoBufferPool.Get().(*cachedProtoBuffer) + cb.SetBuf(data) + err := cb.Unmarshal(protoMsg) + cb.SetBuf(nil) + protoBufferPool.Put(cb) + return err } func (codec) Name() string { return Name } + +var protoBufferPool = &sync.Pool{ + New: func() interface{} { + return &cachedProtoBuffer{ + Buffer: proto.Buffer{}, + lastMarshaledSize: 16, + } + }, +} diff --git a/vendor/google.golang.org/grpc/go.mod b/vendor/google.golang.org/grpc/go.mod index b177cfa66..d97276556 100644 --- a/vendor/google.golang.org/grpc/go.mod +++ b/vendor/google.golang.org/grpc/go.mod @@ -3,10 +3,10 @@ module google.golang.org/grpc go 1.11 require ( - github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403 - github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d + github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f + github.com/envoyproxy/go-control-plane v0.9.4 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b - github.com/golang/protobuf v1.4.2 + github.com/golang/protobuf v1.4.1 github.com/google/go-cmp v0.5.0 github.com/google/uuid v1.1.2 golang.org/x/net v0.0.0-20190311183353-d8887717615a diff --git a/vendor/google.golang.org/grpc/go.sum b/vendor/google.golang.org/grpc/go.sum index 24d2976ab..356a82e3d 100644 --- a/vendor/google.golang.org/grpc/go.sum +++ b/vendor/google.golang.org/grpc/go.sum @@ -1,17 +1,14 @@ cloud.google.com/go v0.26.0 h1:e0WKqKTd5BnrG8aKH3J3h+QvEIQtSUcf2n5UZ5ZgLtQ= cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= -github.com/census-instrumentation/opencensus-proto v0.2.1 h1:glEXhBS5PSLLv4IXzLA5yPRVX4bilULVyxxbrfOtDAk= github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU= github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw= -github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403 h1:cqQfy1jclcSy/FwLjemeg3SR1yaINm74aQyupQ0Bl8M= -github.com/cncf/udpa/go v0.0.0-20201120205902-5459f2c99403/go.mod h1:WmhPx2Nbnhtbo57+VJT5O0JRkEi1Wbu0z5j0R8u5Hbk= -github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8= -github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= +github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f h1:WBZRG4aNOuI15bLRrCgN8fCq8E5Xuty6jGbmSNEvSsU= +github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc= github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= -github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d h1:QyzYnTnPE15SQyUeqU6qLbWxMkwyAyu+vGksa0b7j00= -github.com/envoyproxy/go-control-plane v0.9.9-0.20210217033140-668b12f5399d/go.mod h1:cXg6YxExXjJnVBQHBLXeUAgxn2UodCpnH306RInaBQk= +github.com/envoyproxy/go-control-plane v0.9.4 h1:rEvIZUSZ3fx39WIi3JkQqQBitGwpELBIYWeBVh6wn+E= +github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98= github.com/envoyproxy/protoc-gen-validate v0.1.0 h1:EQciDnbrYxy13PgWoY8AqoxGiPrpgBZ1R8UNe3ddc+A= github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c= github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b h1:VKtxabqXZkF25pY9ekfRL6a582T4P37/31XEstQ5p58= @@ -24,23 +21,18 @@ github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:x github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs= github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w= github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0= +github.com/golang/protobuf v1.4.1 h1:ZFgWrT+bLgsYPirOnRfKLYJLvssAegOj/hgyMFdJZe0= github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8= -github.com/golang/protobuf v1.4.2 h1:+Z5KGCizgyZCbGh1KZqA0fcLLkwbsjIzS4aV2v7wJX0= -github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M= github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4= github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/go-cmp v0.5.0 h1:/QaMHBdZ26BB3SSst0Iwl10Epc+xhTquomWX0oZEB6w= github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= github.com/google/uuid v1.1.2 h1:EVhdT+1Kseyi1/pUmXKaFxYsDNy9RQYkMWRH68J/W7Y= github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= -github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= -github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= -github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= -github.com/stretchr/testify v1.5.1 h1:nOGnQDM7FYENwehXlg/kFVnos3rEvtKTjRvOWSzb6H4= -github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE= @@ -71,6 +63,7 @@ google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9Ywl google.golang.org/appengine v1.4.0 h1:/wp5JvzpHIxhs/dumFmF7BXTf3Z+dd4uXta4kVyO508= google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4= google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc= +google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55 h1:gSJIx1SDwno+2ElGhA4+qG2zF97qiUzTM+rQ0klBOcE= google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc= google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 h1:+kGHl1aib/qcwaRi1CbqBZ1rk19r85MNUf8HaBghugY= google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo= @@ -84,13 +77,8 @@ google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQ google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE= google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo= google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= -google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU= google.golang.org/protobuf v1.25.0 h1:Ejskq+SyPohKW+1uil0JJMtmHCgJPJ/qWTxr8qp+R4c= google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c= -gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= -gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= -gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw= -gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= diff --git a/vendor/google.golang.org/grpc/interceptor.go b/vendor/google.golang.org/grpc/interceptor.go index 668e0adcf..d1a609e48 100644 --- a/vendor/google.golang.org/grpc/interceptor.go +++ b/vendor/google.golang.org/grpc/interceptor.go @@ -25,41 +25,25 @@ import ( // UnaryInvoker is called by UnaryClientInterceptor to complete RPCs. type UnaryInvoker func(ctx context.Context, method string, req, reply interface{}, cc *ClientConn, opts ...CallOption) error -// UnaryClientInterceptor intercepts the execution of a unary RPC on the client. -// Unary interceptors can be specified as a DialOption, using -// WithUnaryInterceptor() or WithChainUnaryInterceptor(), when creating a -// ClientConn. When a unary interceptor(s) is set on a ClientConn, gRPC -// delegates all unary RPC invocations to the interceptor, and it is the -// responsibility of the interceptor to call invoker to complete the processing -// of the RPC. +// UnaryClientInterceptor intercepts the execution of a unary RPC on the client. invoker is the handler to complete the RPC +// and it is the responsibility of the interceptor to call it. // -// method is the RPC name. req and reply are the corresponding request and -// response messages. cc is the ClientConn on which the RPC was invoked. invoker -// is the handler to complete the RPC and it is the responsibility of the -// interceptor to call it. opts contain all applicable call options, including -// defaults from the ClientConn as well as per-call options. +// Experimental // -// The returned error must be compatible with the status package. +// Notice: This type is EXPERIMENTAL and may be changed or removed in a +// later release. type UnaryClientInterceptor func(ctx context.Context, method string, req, reply interface{}, cc *ClientConn, invoker UnaryInvoker, opts ...CallOption) error // Streamer is called by StreamClientInterceptor to create a ClientStream. type Streamer func(ctx context.Context, desc *StreamDesc, cc *ClientConn, method string, opts ...CallOption) (ClientStream, error) -// StreamClientInterceptor intercepts the creation of a ClientStream. Stream -// interceptors can be specified as a DialOption, using WithStreamInterceptor() -// or WithChainStreamInterceptor(), when creating a ClientConn. When a stream -// interceptor(s) is set on the ClientConn, gRPC delegates all stream creations -// to the interceptor, and it is the responsibility of the interceptor to call -// streamer. +// StreamClientInterceptor intercepts the creation of ClientStream. It may return a custom ClientStream to intercept all I/O +// operations. streamer is the handler to create a ClientStream and it is the responsibility of the interceptor to call it. // -// desc contains a description of the stream. cc is the ClientConn on which the -// RPC was invoked. streamer is the handler to create a ClientStream and it is -// the responsibility of the interceptor to call it. opts contain all applicable -// call options, including defaults from the ClientConn as well as per-call -// options. +// Experimental // -// StreamClientInterceptor may return a custom ClientStream to intercept all I/O -// operations. The returned error must be compatible with the status package. +// Notice: This type is EXPERIMENTAL and may be changed or removed in a +// later release. type StreamClientInterceptor func(ctx context.Context, desc *StreamDesc, cc *ClientConn, method string, streamer Streamer, opts ...CallOption) (ClientStream, error) // UnaryServerInfo consists of various information about a unary RPC on diff --git a/vendor/google.golang.org/grpc/internal/credentials/credentials.go b/vendor/google.golang.org/grpc/internal/credentials/credentials.go deleted file mode 100644 index 32c9b5903..000000000 --- a/vendor/google.golang.org/grpc/internal/credentials/credentials.go +++ /dev/null @@ -1,49 +0,0 @@ -/* - * Copyright 2021 gRPC authors. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package credentials - -import ( - "context" -) - -// requestInfoKey is a struct to be used as the key to store RequestInfo in a -// context. -type requestInfoKey struct{} - -// NewRequestInfoContext creates a context with ri. -func NewRequestInfoContext(ctx context.Context, ri interface{}) context.Context { - return context.WithValue(ctx, requestInfoKey{}, ri) -} - -// RequestInfoFromContext extracts the RequestInfo from ctx. -func RequestInfoFromContext(ctx context.Context) interface{} { - return ctx.Value(requestInfoKey{}) -} - -// clientHandshakeInfoKey is a struct used as the key to store -// ClientHandshakeInfo in a context. -type clientHandshakeInfoKey struct{} - -// ClientHandshakeInfoFromContext extracts the ClientHandshakeInfo from ctx. -func ClientHandshakeInfoFromContext(ctx context.Context) interface{} { - return ctx.Value(clientHandshakeInfoKey{}) -} - -// NewClientHandshakeInfoContext creates a context with chi. -func NewClientHandshakeInfoContext(ctx context.Context, chi interface{}) context.Context { - return context.WithValue(ctx, clientHandshakeInfoKey{}, chi) -} diff --git a/vendor/google.golang.org/grpc/internal/grpcutil/target.go b/vendor/google.golang.org/grpc/internal/grpcutil/target.go index 8833021da..80b33cdaf 100644 --- a/vendor/google.golang.org/grpc/internal/grpcutil/target.go +++ b/vendor/google.golang.org/grpc/internal/grpcutil/target.go @@ -37,53 +37,19 @@ func split2(s, sep string) (string, string, bool) { } // ParseTarget splits target into a resolver.Target struct containing scheme, -// authority and endpoint. skipUnixColonParsing indicates that the parse should -// not parse "unix:[path]" cases. This should be true in cases where a custom -// dialer is present, to prevent a behavior change. +// authority and endpoint. // -// If target is not a valid scheme://authority/endpoint as specified in -// https://github.com/grpc/grpc/blob/master/doc/naming.md, -// it returns {Endpoint: target}. -func ParseTarget(target string, skipUnixColonParsing bool) (ret resolver.Target) { +// If target is not a valid scheme://authority/endpoint, it returns {Endpoint: +// target}. +func ParseTarget(target string) (ret resolver.Target) { var ok bool - if strings.HasPrefix(target, "unix-abstract:") { - if strings.HasPrefix(target, "unix-abstract://") { - // Maybe, with Authority specified, try to parse it - var remain string - ret.Scheme, remain, _ = split2(target, "://") - ret.Authority, ret.Endpoint, ok = split2(remain, "/") - if !ok { - // No Authority, add the "//" back - ret.Endpoint = "//" + remain - } else { - // Found Authority, add the "/" back - ret.Endpoint = "/" + ret.Endpoint - } - } else { - // Without Authority specified, split target on ":" - ret.Scheme, ret.Endpoint, _ = split2(target, ":") - } - return ret - } ret.Scheme, ret.Endpoint, ok = split2(target, "://") if !ok { - if strings.HasPrefix(target, "unix:") && !skipUnixColonParsing { - // Handle the "unix:[local/path]" and "unix:[/absolute/path]" cases, - // because splitting on :// only handles the - // "unix://[/absolute/path]" case. Only handle if the dialer is nil, - // to avoid a behavior change with custom dialers. - return resolver.Target{Scheme: "unix", Endpoint: target[len("unix:"):]} - } return resolver.Target{Endpoint: target} } ret.Authority, ret.Endpoint, ok = split2(ret.Endpoint, "/") if !ok { return resolver.Target{Endpoint: target} } - if ret.Scheme == "unix" { - // Add the "/" back in the unix case, so the unix resolver receives the - // actual endpoint in the "unix://[/absolute/path]" case. - ret.Endpoint = "/" + ret.Endpoint - } return ret } diff --git a/vendor/google.golang.org/grpc/internal/internal.go b/vendor/google.golang.org/grpc/internal/internal.go index 1b596bf35..716d92800 100644 --- a/vendor/google.golang.org/grpc/internal/internal.go +++ b/vendor/google.golang.org/grpc/internal/internal.go @@ -38,6 +38,12 @@ var ( // KeepaliveMinPingTime is the minimum ping interval. This must be 10s by // default, but tests may wish to set it lower for convenience. KeepaliveMinPingTime = 10 * time.Second + // NewRequestInfoContext creates a new context based on the argument context attaching + // the passed in RequestInfo to the new context. + NewRequestInfoContext interface{} // func(context.Context, credentials.RequestInfo) context.Context + // NewClientHandshakeInfoContext returns a copy of the input context with + // the passed in ClientHandshakeInfo struct added to it. + NewClientHandshakeInfoContext interface{} // func(context.Context, credentials.ClientHandshakeInfo) context.Context // ParseServiceConfigForTesting is for creating a fake // ClientConn for resolver testing only ParseServiceConfigForTesting interface{} // func(string) *serviceconfig.ParseResult @@ -51,19 +57,6 @@ var ( // bootstrap code while parsing certificate provider configs in the // bootstrap file. GetCertificateProviderBuilder interface{} // func(string) certprovider.Builder - // GetXDSHandshakeInfoForTesting returns a pointer to the xds.HandshakeInfo - // stored in the passed in attributes. This is set by - // credentials/xds/xds.go. - GetXDSHandshakeInfoForTesting interface{} // func (*attributes.Attributes) *xds.HandshakeInfo - // GetServerCredentials returns the transport credentials configured on a - // gRPC server. An xDS-enabled server needs to know what type of credentials - // is configured on the underlying gRPC server. This is set by server.go. - GetServerCredentials interface{} // func (*grpc.Server) credentials.TransportCredentials - // DrainServerTransports initiates a graceful close of existing connections - // on a gRPC server accepted on the provided listener address. An - // xDS-enabled server invokes this method on a grpc.Server when a particular - // listener moves to "not-serving" mode. - DrainServerTransports interface{} // func(*grpc.Server, string) ) // HealthChecker defines the signature of the client-side LB channel health checking function. diff --git a/vendor/google.golang.org/grpc/internal/metadata/metadata.go b/vendor/google.golang.org/grpc/internal/metadata/metadata.go deleted file mode 100644 index 302262613..000000000 --- a/vendor/google.golang.org/grpc/internal/metadata/metadata.go +++ /dev/null @@ -1,50 +0,0 @@ -/* - * - * Copyright 2020 gRPC authors. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -// Package metadata contains functions to set and get metadata from addresses. -// -// This package is experimental. -package metadata - -import ( - "google.golang.org/grpc/metadata" - "google.golang.org/grpc/resolver" -) - -type mdKeyType string - -const mdKey = mdKeyType("grpc.internal.address.metadata") - -// Get returns the metadata of addr. -func Get(addr resolver.Address) metadata.MD { - attrs := addr.Attributes - if attrs == nil { - return nil - } - md, _ := attrs.Value(mdKey).(metadata.MD) - return md -} - -// Set sets (overrides) the metadata in addr. -// -// When a SubConn is created with this address, the RPCs sent on it will all -// have this metadata. -func Set(addr resolver.Address, md metadata.MD) resolver.Address { - addr.Attributes = addr.Attributes.WithValues(mdKey, md) - return addr -} diff --git a/vendor/google.golang.org/grpc/internal/resolver/config_selector.go b/vendor/google.golang.org/grpc/internal/resolver/config_selector.go deleted file mode 100644 index 5e7f36703..000000000 --- a/vendor/google.golang.org/grpc/internal/resolver/config_selector.go +++ /dev/null @@ -1,164 +0,0 @@ -/* - * - * Copyright 2020 gRPC authors. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -// Package resolver provides internal resolver-related functionality. -package resolver - -import ( - "context" - "sync" - - "google.golang.org/grpc/internal/serviceconfig" - "google.golang.org/grpc/metadata" - "google.golang.org/grpc/resolver" -) - -// ConfigSelector controls what configuration to use for every RPC. -type ConfigSelector interface { - // Selects the configuration for the RPC, or terminates it using the error. - // This error will be converted by the gRPC library to a status error with - // code UNKNOWN if it is not returned as a status error. - SelectConfig(RPCInfo) (*RPCConfig, error) -} - -// RPCInfo contains RPC information needed by a ConfigSelector. -type RPCInfo struct { - // Context is the user's context for the RPC and contains headers and - // application timeout. It is passed for interception purposes and for - // efficiency reasons. SelectConfig should not be blocking. - Context context.Context - Method string // i.e. "/Service/Method" -} - -// RPCConfig describes the configuration to use for each RPC. -type RPCConfig struct { - // The context to use for the remainder of the RPC; can pass info to LB - // policy or affect timeout or metadata. - Context context.Context - MethodConfig serviceconfig.MethodConfig // configuration to use for this RPC - OnCommitted func() // Called when the RPC has been committed (retries no longer possible) - Interceptor ClientInterceptor -} - -// ClientStream is the same as grpc.ClientStream, but defined here for circular -// dependency reasons. -type ClientStream interface { - // Header returns the header metadata received from the server if there - // is any. It blocks if the metadata is not ready to read. - Header() (metadata.MD, error) - // Trailer returns the trailer metadata from the server, if there is any. - // It must only be called after stream.CloseAndRecv has returned, or - // stream.Recv has returned a non-nil error (including io.EOF). - Trailer() metadata.MD - // CloseSend closes the send direction of the stream. It closes the stream - // when non-nil error is met. It is also not safe to call CloseSend - // concurrently with SendMsg. - CloseSend() error - // Context returns the context for this stream. - // - // It should not be called until after Header or RecvMsg has returned. Once - // called, subsequent client-side retries are disabled. - Context() context.Context - // SendMsg is generally called by generated code. On error, SendMsg aborts - // the stream. If the error was generated by the client, the status is - // returned directly; otherwise, io.EOF is returned and the status of - // the stream may be discovered using RecvMsg. - // - // SendMsg blocks until: - // - There is sufficient flow control to schedule m with the transport, or - // - The stream is done, or - // - The stream breaks. - // - // SendMsg does not wait until the message is received by the server. An - // untimely stream closure may result in lost messages. To ensure delivery, - // users should ensure the RPC completed successfully using RecvMsg. - // - // It is safe to have a goroutine calling SendMsg and another goroutine - // calling RecvMsg on the same stream at the same time, but it is not safe - // to call SendMsg on the same stream in different goroutines. It is also - // not safe to call CloseSend concurrently with SendMsg. - SendMsg(m interface{}) error - // RecvMsg blocks until it receives a message into m or the stream is - // done. It returns io.EOF when the stream completes successfully. On - // any other error, the stream is aborted and the error contains the RPC - // status. - // - // It is safe to have a goroutine calling SendMsg and another goroutine - // calling RecvMsg on the same stream at the same time, but it is not - // safe to call RecvMsg on the same stream in different goroutines. - RecvMsg(m interface{}) error -} - -// ClientInterceptor is an interceptor for gRPC client streams. -type ClientInterceptor interface { - // NewStream produces a ClientStream for an RPC which may optionally use - // the provided function to produce a stream for delegation. Note: - // RPCInfo.Context should not be used (will be nil). - // - // done is invoked when the RPC is finished using its connection, or could - // not be assigned a connection. RPC operations may still occur on - // ClientStream after done is called, since the interceptor is invoked by - // application-layer operations. done must never be nil when called. - NewStream(ctx context.Context, ri RPCInfo, done func(), newStream func(ctx context.Context, done func()) (ClientStream, error)) (ClientStream, error) -} - -// ServerInterceptor is unimplementable; do not use. -type ServerInterceptor interface { - notDefined() -} - -type csKeyType string - -const csKey = csKeyType("grpc.internal.resolver.configSelector") - -// SetConfigSelector sets the config selector in state and returns the new -// state. -func SetConfigSelector(state resolver.State, cs ConfigSelector) resolver.State { - state.Attributes = state.Attributes.WithValues(csKey, cs) - return state -} - -// GetConfigSelector retrieves the config selector from state, if present, and -// returns it or nil if absent. -func GetConfigSelector(state resolver.State) ConfigSelector { - cs, _ := state.Attributes.Value(csKey).(ConfigSelector) - return cs -} - -// SafeConfigSelector allows for safe switching of ConfigSelector -// implementations such that previous values are guaranteed to not be in use -// when UpdateConfigSelector returns. -type SafeConfigSelector struct { - mu sync.RWMutex - cs ConfigSelector -} - -// UpdateConfigSelector swaps to the provided ConfigSelector and blocks until -// all uses of the previous ConfigSelector have completed. -func (scs *SafeConfigSelector) UpdateConfigSelector(cs ConfigSelector) { - scs.mu.Lock() - defer scs.mu.Unlock() - scs.cs = cs -} - -// SelectConfig defers to the current ConfigSelector in scs. -func (scs *SafeConfigSelector) SelectConfig(r RPCInfo) (*RPCConfig, error) { - scs.mu.RLock() - defer scs.mu.RUnlock() - return scs.cs.SelectConfig(r) -} diff --git a/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go b/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go index 03825bbe7..304235566 100644 --- a/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go +++ b/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go @@ -34,7 +34,6 @@ import ( grpclbstate "google.golang.org/grpc/balancer/grpclb/state" "google.golang.org/grpc/grpclog" - "google.golang.org/grpc/internal/backoff" "google.golang.org/grpc/internal/envconfig" "google.golang.org/grpc/internal/grpcrand" "google.golang.org/grpc/resolver" @@ -47,13 +46,6 @@ var EnableSRVLookups = false var logger = grpclog.Component("dns") -// Globals to stub out in tests. TODO: Perhaps these two can be combined into a -// single variable for testing the resolver? -var ( - newTimer = time.NewTimer - newTimerDNSResRate = time.NewTimer -) - func init() { resolver.Register(NewBuilder()) } @@ -151,6 +143,7 @@ func (b *dnsBuilder) Build(target resolver.Target, cc resolver.ClientConn, opts d.wg.Add(1) go d.watcher() + d.ResolveNow(resolver.ResolveNowOptions{}) return d, nil } @@ -208,38 +201,28 @@ func (d *dnsResolver) Close() { func (d *dnsResolver) watcher() { defer d.wg.Done() - backoffIndex := 1 for { + select { + case <-d.ctx.Done(): + return + case <-d.rn: + } + state, err := d.lookup() if err != nil { - // Report error to the underlying grpc.ClientConn. d.cc.ReportError(err) } else { - err = d.cc.UpdateState(*state) + d.cc.UpdateState(*state) } - var timer *time.Timer - if err == nil { - // Success resolving, wait for the next ResolveNow. However, also wait 30 seconds at the very least - // to prevent constantly re-resolving. - backoffIndex = 1 - timer = newTimerDNSResRate(minDNSResRate) - select { - case <-d.ctx.Done(): - timer.Stop() - return - case <-d.rn: - } - } else { - // Poll on an error found in DNS Resolver or an error received from ClientConn. - timer = newTimer(backoff.DefaultExponential.Backoff(backoffIndex)) - backoffIndex++ - } + // Sleep to prevent excessive re-resolutions. Incoming resolution requests + // will be queued in d.rn. + t := time.NewTimer(minDNSResRate) select { + case <-t.C: case <-d.ctx.Done(): - timer.Stop() + t.Stop() return - case <-timer.C: } } } diff --git a/vendor/google.golang.org/grpc/internal/resolver/unix/unix.go b/vendor/google.golang.org/grpc/internal/resolver/unix/unix.go deleted file mode 100644 index 0d5a811dd..000000000 --- a/vendor/google.golang.org/grpc/internal/resolver/unix/unix.go +++ /dev/null @@ -1,63 +0,0 @@ -/* - * - * Copyright 2020 gRPC authors. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -// Package unix implements a resolver for unix targets. -package unix - -import ( - "fmt" - - "google.golang.org/grpc/internal/transport/networktype" - "google.golang.org/grpc/resolver" -) - -const unixScheme = "unix" -const unixAbstractScheme = "unix-abstract" - -type builder struct { - scheme string -} - -func (b *builder) Build(target resolver.Target, cc resolver.ClientConn, _ resolver.BuildOptions) (resolver.Resolver, error) { - if target.Authority != "" { - return nil, fmt.Errorf("invalid (non-empty) authority: %v", target.Authority) - } - addr := resolver.Address{Addr: target.Endpoint} - if b.scheme == unixAbstractScheme { - // prepend "\x00" to address for unix-abstract - addr.Addr = "\x00" + addr.Addr - } - cc.UpdateState(resolver.State{Addresses: []resolver.Address{networktype.Set(addr, "unix")}}) - return &nopResolver{}, nil -} - -func (b *builder) Scheme() string { - return b.scheme -} - -type nopResolver struct { -} - -func (*nopResolver) ResolveNow(resolver.ResolveNowOptions) {} - -func (*nopResolver) Close() {} - -func init() { - resolver.Register(&builder{scheme: unixScheme}) - resolver.Register(&builder{scheme: unixAbstractScheme}) -} diff --git a/vendor/google.golang.org/grpc/internal/serviceconfig/serviceconfig.go b/vendor/google.golang.org/grpc/internal/serviceconfig/serviceconfig.go index c0634d152..af3e2b5f7 100644 --- a/vendor/google.golang.org/grpc/internal/serviceconfig/serviceconfig.go +++ b/vendor/google.golang.org/grpc/internal/serviceconfig/serviceconfig.go @@ -22,10 +22,8 @@ package serviceconfig import ( "encoding/json" "fmt" - "time" "google.golang.org/grpc/balancer" - "google.golang.org/grpc/codes" "google.golang.org/grpc/grpclog" externalserviceconfig "google.golang.org/grpc/serviceconfig" ) @@ -46,22 +44,6 @@ type BalancerConfig struct { type intermediateBalancerConfig []map[string]json.RawMessage -// MarshalJSON implements the json.Marshaler interface. -// -// It marshals the balancer and config into a length-1 slice -// ([]map[string]config). -func (bc *BalancerConfig) MarshalJSON() ([]byte, error) { - if bc.Config == nil { - // If config is nil, return empty config `{}`. - return []byte(fmt.Sprintf(`[{%q: %v}]`, bc.Name, "{}")), nil - } - c, err := json.Marshal(bc.Config) - if err != nil { - return nil, err - } - return []byte(fmt.Sprintf(`[{%q: %s}]`, bc.Name, c)), nil -} - // UnmarshalJSON implements the json.Unmarshaler interface. // // ServiceConfig contains a list of loadBalancingConfigs, each with a name and @@ -122,57 +104,3 @@ func (bc *BalancerConfig) UnmarshalJSON(b []byte) error { // case. return fmt.Errorf("invalid loadBalancingConfig: no supported policies found") } - -// MethodConfig defines the configuration recommended by the service providers for a -// particular method. -type MethodConfig struct { - // WaitForReady indicates whether RPCs sent to this method should wait until - // the connection is ready by default (!failfast). The value specified via the - // gRPC client API will override the value set here. - WaitForReady *bool - // Timeout is the default timeout for RPCs sent to this method. The actual - // deadline used will be the minimum of the value specified here and the value - // set by the application via the gRPC client API. If either one is not set, - // then the other will be used. If neither is set, then the RPC has no deadline. - Timeout *time.Duration - // MaxReqSize is the maximum allowed payload size for an individual request in a - // stream (client->server) in bytes. The size which is measured is the serialized - // payload after per-message compression (but before stream compression) in bytes. - // The actual value used is the minimum of the value specified here and the value set - // by the application via the gRPC client API. If either one is not set, then the other - // will be used. If neither is set, then the built-in default is used. - MaxReqSize *int - // MaxRespSize is the maximum allowed payload size for an individual response in a - // stream (server->client) in bytes. - MaxRespSize *int - // RetryPolicy configures retry options for the method. - RetryPolicy *RetryPolicy -} - -// RetryPolicy defines the go-native version of the retry policy defined by the -// service config here: -// https://github.com/grpc/proposal/blob/master/A6-client-retries.md#integration-with-service-config -type RetryPolicy struct { - // MaxAttempts is the maximum number of attempts, including the original RPC. - // - // This field is required and must be two or greater. - MaxAttempts int - - // Exponential backoff parameters. The initial retry attempt will occur at - // random(0, initialBackoff). In general, the nth attempt will occur at - // random(0, - // min(initialBackoff*backoffMultiplier**(n-1), maxBackoff)). - // - // These fields are required and must be greater than zero. - InitialBackoff time.Duration - MaxBackoff time.Duration - BackoffMultiplier float64 - - // The set of status codes which may be retried. - // - // Status codes are specified as strings, e.g., "UNAVAILABLE". - // - // This field is required and must be non-empty. - // Note: a set is used to store this for easy lookup. - RetryableStatusCodes map[codes.Code]bool -} diff --git a/vendor/google.golang.org/grpc/internal/syscall/syscall_linux.go b/vendor/google.golang.org/grpc/internal/syscall/syscall_linux.go index 4b2964f2a..2fdcb76e6 100644 --- a/vendor/google.golang.org/grpc/internal/syscall/syscall_linux.go +++ b/vendor/google.golang.org/grpc/internal/syscall/syscall_linux.go @@ -44,23 +44,25 @@ func GetCPUTime() int64 { } // Rusage is an alias for syscall.Rusage under linux environment. -type Rusage = syscall.Rusage +type Rusage syscall.Rusage // GetRusage returns the resource usage of current process. -func GetRusage() *Rusage { - rusage := new(Rusage) - syscall.Getrusage(syscall.RUSAGE_SELF, rusage) - return rusage +func GetRusage() (rusage *Rusage) { + rusage = new(Rusage) + syscall.Getrusage(syscall.RUSAGE_SELF, (*syscall.Rusage)(rusage)) + return } // CPUTimeDiff returns the differences of user CPU time and system CPU time used // between two Rusage structs. func CPUTimeDiff(first *Rusage, latest *Rusage) (float64, float64) { + f := (*syscall.Rusage)(first) + l := (*syscall.Rusage)(latest) var ( - utimeDiffs = latest.Utime.Sec - first.Utime.Sec - utimeDiffus = latest.Utime.Usec - first.Utime.Usec - stimeDiffs = latest.Stime.Sec - first.Stime.Sec - stimeDiffus = latest.Stime.Usec - first.Stime.Usec + utimeDiffs = l.Utime.Sec - f.Utime.Sec + utimeDiffus = l.Utime.Usec - f.Utime.Usec + stimeDiffs = l.Stime.Sec - f.Stime.Sec + stimeDiffus = l.Stime.Usec - f.Stime.Usec ) uTimeElapsed := float64(utimeDiffs) + float64(utimeDiffus)*1.0e-6 diff --git a/vendor/google.golang.org/grpc/internal/syscall/syscall_nonlinux.go b/vendor/google.golang.org/grpc/internal/syscall/syscall_nonlinux.go index 7913ef1db..adae60d65 100644 --- a/vendor/google.golang.org/grpc/internal/syscall/syscall_nonlinux.go +++ b/vendor/google.golang.org/grpc/internal/syscall/syscall_nonlinux.go @@ -50,7 +50,7 @@ func GetCPUTime() int64 { type Rusage struct{} // GetRusage is a no-op function under non-linux or appengine environment. -func GetRusage() *Rusage { +func GetRusage() (rusage *Rusage) { log() return nil } diff --git a/vendor/google.golang.org/grpc/internal/transport/controlbuf.go b/vendor/google.golang.org/grpc/internal/transport/controlbuf.go index f63a01376..40ef23923 100644 --- a/vendor/google.golang.org/grpc/internal/transport/controlbuf.go +++ b/vendor/google.golang.org/grpc/internal/transport/controlbuf.go @@ -20,17 +20,13 @@ package transport import ( "bytes" - "errors" "fmt" "runtime" - "strconv" "sync" "sync/atomic" "golang.org/x/net/http2" "golang.org/x/net/http2/hpack" - "google.golang.org/grpc/internal/grpcutil" - "google.golang.org/grpc/status" ) var updateHeaderTblSize = func(e *hpack.Encoder, v uint32) { @@ -132,14 +128,6 @@ type cleanupStream struct { func (c *cleanupStream) isTransportResponseFrame() bool { return c.rst } // Results in a RST_STREAM -type earlyAbortStream struct { - streamID uint32 - contentSubtype string - status *status.Status -} - -func (*earlyAbortStream) isTransportResponseFrame() bool { return false } - type dataFrame struct { streamID uint32 endStream bool @@ -761,24 +749,6 @@ func (l *loopyWriter) cleanupStreamHandler(c *cleanupStream) error { return nil } -func (l *loopyWriter) earlyAbortStreamHandler(eas *earlyAbortStream) error { - if l.side == clientSide { - return errors.New("earlyAbortStream not handled on client") - } - - headerFields := []hpack.HeaderField{ - {Name: ":status", Value: "200"}, - {Name: "content-type", Value: grpcutil.ContentType(eas.contentSubtype)}, - {Name: "grpc-status", Value: strconv.Itoa(int(eas.status.Code()))}, - {Name: "grpc-message", Value: encodeGrpcMessage(eas.status.Message())}, - } - - if err := l.writeHeader(eas.streamID, true, headerFields, nil); err != nil { - return err - } - return nil -} - func (l *loopyWriter) incomingGoAwayHandler(*incomingGoAway) error { if l.side == clientSide { l.draining = true @@ -817,8 +787,6 @@ func (l *loopyWriter) handle(i interface{}) error { return l.registerStreamHandler(i) case *cleanupStream: return l.cleanupStreamHandler(i) - case *earlyAbortStream: - return l.earlyAbortStreamHandler(i) case *incomingGoAway: return l.incomingGoAwayHandler(i) case *dataFrame: diff --git a/vendor/google.golang.org/grpc/internal/transport/http2_client.go b/vendor/google.golang.org/grpc/internal/transport/http2_client.go index 48c5e52ed..e73b77a15 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http2_client.go +++ b/vendor/google.golang.org/grpc/internal/transport/http2_client.go @@ -32,14 +32,13 @@ import ( "golang.org/x/net/http2" "golang.org/x/net/http2/hpack" + "google.golang.org/grpc/internal/grpcutil" + "google.golang.org/grpc/codes" "google.golang.org/grpc/credentials" + "google.golang.org/grpc/internal" "google.golang.org/grpc/internal/channelz" - icredentials "google.golang.org/grpc/internal/credentials" - "google.golang.org/grpc/internal/grpcutil" - imetadata "google.golang.org/grpc/internal/metadata" "google.golang.org/grpc/internal/syscall" - "google.golang.org/grpc/internal/transport/networktype" "google.golang.org/grpc/keepalive" "google.golang.org/grpc/metadata" "google.golang.org/grpc/peer" @@ -60,7 +59,7 @@ type http2Client struct { cancel context.CancelFunc ctxDone <-chan struct{} // Cache the ctx.Done() chan. userAgent string - md metadata.MD + md interface{} conn net.Conn // underlying communication channel loopy *loopyWriter remoteAddr net.Addr @@ -115,9 +114,6 @@ type http2Client struct { // goAwayReason records the http2.ErrCode and debug data received with the // GoAway frame. goAwayReason GoAwayReason - // goAwayDebugMessage contains a detailed human readable string about a - // GoAway frame, useful for error messages. - goAwayDebugMessage string // A condition variable used to signal when the keepalive goroutine should // go dormant. The condition for dormancy is based on the number of active // streams and the `PermitWithoutStream` keepalive client parameter. And @@ -141,27 +137,11 @@ type http2Client struct { connectionID uint64 } -func dial(ctx context.Context, fn func(context.Context, string) (net.Conn, error), addr resolver.Address, useProxy bool, grpcUA string) (net.Conn, error) { - address := addr.Addr - networkType, ok := networktype.Get(addr) +func dial(ctx context.Context, fn func(context.Context, string) (net.Conn, error), addr string) (net.Conn, error) { if fn != nil { - if networkType == "unix" && !strings.HasPrefix(address, "\x00") { - // For backward compatibility, if the user dialed "unix:///path", - // the passthrough resolver would be used and the user's custom - // dialer would see "unix:///path". Since the unix resolver is used - // and the address is now "/path", prepend "unix://" so the user's - // custom dialer sees the same address. - return fn(ctx, "unix://"+address) - } - return fn(ctx, address) + return fn(ctx, addr) } - if !ok { - networkType, address = parseDialTarget(address) - } - if networkType == "tcp" && useProxy { - return proxyDial(ctx, address, grpcUA) - } - return (&net.Dialer{}).DialContext(ctx, networkType, address) + return (&net.Dialer{}).DialContext(ctx, "tcp", addr) } func isTemporary(err error) bool { @@ -192,7 +172,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts } }() - conn, err := dial(connectCtx, opts.Dialer, addr, opts.UseProxy, opts.UserAgent) + conn, err := dial(connectCtx, opts.Dialer, addr.Addr) if err != nil { if opts.FailOnNonTempDialError { return nil, connectionErrorf(isTemporary(err), err, "transport: error while dialing: %v", err) @@ -240,23 +220,12 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts // Attributes field of resolver.Address, which is shoved into connectCtx // and passed to the credential handshaker. This makes it possible for // address specific arbitrary data to reach the credential handshaker. - connectCtx = icredentials.NewClientHandshakeInfoContext(connectCtx, credentials.ClientHandshakeInfo{Attributes: addr.Attributes}) + contextWithHandshakeInfo := internal.NewClientHandshakeInfoContext.(func(context.Context, credentials.ClientHandshakeInfo) context.Context) + connectCtx = contextWithHandshakeInfo(connectCtx, credentials.ClientHandshakeInfo{Attributes: addr.Attributes}) conn, authInfo, err = transportCreds.ClientHandshake(connectCtx, addr.ServerName, conn) if err != nil { return nil, connectionErrorf(isTemporary(err), err, "transport: authentication handshake failed: %v", err) } - for _, cd := range perRPCCreds { - if cd.RequireTransportSecurity() { - if ci, ok := authInfo.(interface { - GetCommonAuthInfo() credentials.CommonAuthInfo - }); ok { - secLevel := ci.GetCommonAuthInfo().SecurityLevel - if secLevel != credentials.InvalidSecurityLevel && secLevel < credentials.PrivacyAndIntegrity { - return nil, connectionErrorf(true, nil, "transport: cannot send secure credentials on an insecure connection") - } - } - } - } isSecure = true if transportCreds.Info().SecurityProtocol == "tls" { scheme = "https" @@ -279,6 +248,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts ctxDone: ctx.Done(), // Cache Done chan. cancel: cancel, userAgent: opts.UserAgent, + md: addr.Metadata, conn: conn, remoteAddr: conn.RemoteAddr(), localAddr: conn.LocalAddr(), @@ -306,12 +276,6 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts keepaliveEnabled: keepaliveEnabled, bufferPool: newBufferPool(), } - - if md, ok := addr.Metadata.(*metadata.MD); ok { - t.md = *md - } else if md := imetadata.Get(addr); md != nil { - t.md = md - } t.controlBuf = newControlBuffer(t.ctxDone) if opts.InitialWindowSize >= defaultWindowSize { t.initialWindowSize = opts.InitialWindowSize @@ -348,14 +312,12 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts // Send connection preface to server. n, err := t.conn.Write(clientPreface) if err != nil { - err = connectionErrorf(true, err, "transport: failed to write client preface: %v", err) - t.Close(err) - return nil, err + t.Close() + return nil, connectionErrorf(true, err, "transport: failed to write client preface: %v", err) } if n != len(clientPreface) { - err = connectionErrorf(true, nil, "transport: preface mismatch, wrote %d bytes; want %d", n, len(clientPreface)) - t.Close(err) - return nil, err + t.Close() + return nil, connectionErrorf(true, err, "transport: preface mismatch, wrote %d bytes; want %d", n, len(clientPreface)) } var ss []http2.Setting @@ -373,16 +335,14 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts } err = t.framer.fr.WriteSettings(ss...) if err != nil { - err = connectionErrorf(true, err, "transport: failed to write initial settings frame: %v", err) - t.Close(err) - return nil, err + t.Close() + return nil, connectionErrorf(true, err, "transport: failed to write initial settings frame: %v", err) } // Adjust the connection flow control window if needed. if delta := uint32(icwz - defaultWindowSize); delta > 0 { if err := t.framer.fr.WriteWindowUpdate(0, delta); err != nil { - err = connectionErrorf(true, err, "transport: failed to write window update: %v", err) - t.Close(err) - return nil, err + t.Close() + return nil, connectionErrorf(true, err, "transport: failed to write window update: %v", err) } } @@ -419,7 +379,6 @@ func (t *http2Client) newStream(ctx context.Context, callHdr *CallHdr) *Stream { buf: newRecvBuffer(), headerChan: make(chan struct{}), contentSubtype: callHdr.ContentSubtype, - doneFunc: callHdr.DoneFunc, } s.wq = newWriteQuota(defaultWriteQuota, s.done) s.requestRead = func(n int) { @@ -459,7 +418,7 @@ func (t *http2Client) createHeaderFields(ctx context.Context, callHdr *CallHdr) Method: callHdr.Method, AuthInfo: t.authInfo, } - ctxWithRequestInfo := icredentials.NewRequestInfoContext(ctx, ri) + ctxWithRequestInfo := internal.NewRequestInfoContext.(func(context.Context, credentials.RequestInfo) context.Context)(ctx, ri) authData, err := t.getTrAuthData(ctxWithRequestInfo, aud) if err != nil { return nil, err @@ -522,23 +481,25 @@ func (t *http2Client) createHeaderFields(ctx context.Context, callHdr *CallHdr) for _, vv := range added { for i, v := range vv { if i%2 == 0 { - k = strings.ToLower(v) + k = v continue } // HTTP doesn't allow you to set pseudoheaders after non pseudoheaders were set. if isReservedHeader(k) { continue } - headerFields = append(headerFields, hpack.HeaderField{Name: k, Value: encodeMetadataHeader(k, v)}) + headerFields = append(headerFields, hpack.HeaderField{Name: strings.ToLower(k), Value: encodeMetadataHeader(k, v)}) } } } - for k, vv := range t.md { - if isReservedHeader(k) { - continue - } - for _, v := range vv { - headerFields = append(headerFields, hpack.HeaderField{Name: k, Value: encodeMetadataHeader(k, v)}) + if md, ok := t.md.(*metadata.MD); ok { + for k, vv := range *md { + if isReservedHeader(k) { + continue + } + for _, v := range vv { + headerFields = append(headerFields, hpack.HeaderField{Name: k, Value: encodeMetadataHeader(k, v)}) + } } } return headerFields, nil @@ -588,11 +549,8 @@ func (t *http2Client) getCallAuthData(ctx context.Context, audience string, call // Note: if these credentials are provided both via dial options and call // options, then both sets of credentials will be applied. if callCreds := callHdr.Creds; callCreds != nil { - if callCreds.RequireTransportSecurity() { - ri, _ := credentials.RequestInfoFromContext(ctx) - if !t.isSecure || credentials.CheckSecurityLevel(ri.AuthInfo, credentials.PrivacyAndIntegrity) != nil { - return nil, status.Error(codes.Unauthenticated, "transport: cannot send secure credentials on an insecure connection") - } + if !t.isSecure && callCreds.RequireTransportSecurity() { + return nil, status.Error(codes.Unauthenticated, "transport: cannot send secure credentials on an insecure connection") } data, err := callCreds.GetRequestMetadata(ctx, audience) if err != nil { @@ -838,9 +796,6 @@ func (t *http2Client) closeStream(s *Stream, err error, rst bool, rstCode http2. t.controlBuf.executeAndPut(addBackStreamQuota, cleanup) // This will unblock write. close(s.done) - if s.doneFunc != nil { - s.doneFunc() - } } // Close kicks off the shutdown process of the transport. This should be called @@ -850,12 +805,12 @@ func (t *http2Client) closeStream(s *Stream, err error, rst bool, rstCode http2. // This method blocks until the addrConn that initiated this transport is // re-connected. This happens because t.onClose() begins reconnect logic at the // addrConn level and blocks until the addrConn is successfully connected. -func (t *http2Client) Close(err error) { +func (t *http2Client) Close() error { t.mu.Lock() // Make sure we only Close once. if t.state == closing { t.mu.Unlock() - return + return nil } // Call t.onClose before setting the state to closing to prevent the client // from attempting to create new streams ASAP. @@ -871,19 +826,13 @@ func (t *http2Client) Close(err error) { t.mu.Unlock() t.controlBuf.finish() t.cancel() - t.conn.Close() + err := t.conn.Close() if channelz.IsOn() { channelz.RemoveEntry(t.channelzID) } - // Append info about previous goaways if there were any, since this may be important - // for understanding the root cause for this connection to be closed. - _, goAwayDebugMessage := t.GetGoAwayReason() - if len(goAwayDebugMessage) > 0 { - err = fmt.Errorf("closing transport due to: %v, received prior goaway: %v", err, goAwayDebugMessage) - } // Notify all active streams. for _, s := range streams { - t.closeStream(s, err, false, http2.ErrCodeNo, status.New(codes.Unavailable, err.Error()), nil, false) + t.closeStream(s, ErrConnClosing, false, http2.ErrCodeNo, status.New(codes.Unavailable, ErrConnClosing.Desc), nil, false) } if t.statsHandler != nil { connEnd := &stats.ConnEnd{ @@ -891,6 +840,7 @@ func (t *http2Client) Close(err error) { } t.statsHandler.HandleConn(t.ctx, connEnd) } + return err } // GracefulClose sets the state to draining, which prevents new streams from @@ -909,7 +859,7 @@ func (t *http2Client) GracefulClose() { active := len(t.activeStreams) t.mu.Unlock() if active == 0 { - t.Close(ErrConnClosing) + t.Close() return } t.controlBuf.put(&incomingGoAway{}) @@ -1155,9 +1105,9 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { } } id := f.LastStreamID - if id > 0 && id%2 == 0 { + if id > 0 && id%2 != 1 { t.mu.Unlock() - t.Close(connectionErrorf(true, nil, "received goaway with non-zero even-numbered numbered stream id: %v", id)) + t.Close() return } // A client can receive multiple GoAways from the server (see @@ -1175,7 +1125,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { // If there are multiple GoAways the first one should always have an ID greater than the following ones. if id > t.prevGoAwayID { t.mu.Unlock() - t.Close(connectionErrorf(true, nil, "received goaway with stream id: %v, which exceeds stream id of previous goaway: %v", id, t.prevGoAwayID)) + t.Close() return } default: @@ -1205,7 +1155,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { active := len(t.activeStreams) t.mu.Unlock() if active == 0 { - t.Close(connectionErrorf(true, nil, "received goaway and there are no active streams")) + t.Close() } } @@ -1221,13 +1171,12 @@ func (t *http2Client) setGoAwayReason(f *http2.GoAwayFrame) { t.goAwayReason = GoAwayTooManyPings } } - t.goAwayDebugMessage = fmt.Sprintf("code: %s, debug data: %v", f.ErrCode, string(f.DebugData())) } -func (t *http2Client) GetGoAwayReason() (GoAwayReason, string) { +func (t *http2Client) GetGoAwayReason() GoAwayReason { t.mu.Lock() defer t.mu.Unlock() - return t.goAwayReason, t.goAwayDebugMessage + return t.goAwayReason } func (t *http2Client) handleWindowUpdate(f *http2.WindowUpdateFrame) { @@ -1324,8 +1273,7 @@ func (t *http2Client) reader() { // Check the validity of server preface. frame, err := t.framer.fr.ReadFrame() if err != nil { - err = connectionErrorf(true, err, "error reading server preface: %v", err) - t.Close(err) // this kicks off resetTransport, so must be last before return + t.Close() // this kicks off resetTransport, so must be last before return return } t.conn.SetReadDeadline(time.Time{}) // reset deadline once we get the settings frame (we didn't time out, yay!) @@ -1334,8 +1282,7 @@ func (t *http2Client) reader() { } sf, ok := frame.(*http2.SettingsFrame) if !ok { - // this kicks off resetTransport, so must be last before return - t.Close(connectionErrorf(true, nil, "initial http2 frame from server is not a settings frame: %T", frame)) + t.Close() // this kicks off resetTransport, so must be last before return return } t.onPrefaceReceipt() @@ -1371,7 +1318,7 @@ func (t *http2Client) reader() { continue } else { // Transport error. - t.Close(connectionErrorf(true, err, "error reading from server: %v", err)) + t.Close() return } } @@ -1430,7 +1377,7 @@ func (t *http2Client) keepalive() { continue } if outstandingPing && timeoutLeft <= 0 { - t.Close(connectionErrorf(true, nil, "keepalive ping failed to receive ACK within timeout")) + t.Close() return } t.mu.Lock() diff --git a/vendor/google.golang.org/grpc/internal/transport/http2_server.go b/vendor/google.golang.org/grpc/internal/transport/http2_server.go index 11be5599c..0cf1cc320 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http2_server.go +++ b/vendor/google.golang.org/grpc/internal/transport/http2_server.go @@ -26,7 +26,6 @@ import ( "io" "math" "net" - "net/http" "strconv" "sync" "sync/atomic" @@ -356,6 +355,26 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func( if state.data.statsTrace != nil { s.ctx = stats.SetIncomingTrace(s.ctx, state.data.statsTrace) } + if t.inTapHandle != nil { + var err error + info := &tap.Info{ + FullMethodName: state.data.method, + } + s.ctx, err = t.inTapHandle(s.ctx, info) + if err != nil { + if logger.V(logLevel) { + logger.Warningf("transport: http2Server.operateHeaders got an error from InTapHandle: %v", err) + } + t.controlBuf.put(&cleanupStream{ + streamID: s.id, + rst: true, + rstCode: http2.ErrCodeRefusedStream, + onWrite: func() {}, + }) + s.cancel() + return false + } + } t.mu.Lock() if t.state != reachable { t.mu.Unlock() @@ -383,39 +402,6 @@ func (t *http2Server) operateHeaders(frame *http2.MetaHeadersFrame, handle func( return true } t.maxStreamID = streamID - if state.data.httpMethod != http.MethodPost { - t.mu.Unlock() - if logger.V(logLevel) { - logger.Warningf("transport: http2Server.operateHeaders parsed a :method field: %v which should be POST", state.data.httpMethod) - } - t.controlBuf.put(&cleanupStream{ - streamID: streamID, - rst: true, - rstCode: http2.ErrCodeProtocol, - onWrite: func() {}, - }) - s.cancel() - return false - } - if t.inTapHandle != nil { - var err error - if s.ctx, err = t.inTapHandle(s.ctx, &tap.Info{FullMethodName: state.data.method}); err != nil { - t.mu.Unlock() - if logger.V(logLevel) { - logger.Infof("transport: http2Server.operateHeaders got an error from InTapHandle: %v", err) - } - stat, ok := status.FromError(err) - if !ok { - stat = status.New(codes.PermissionDenied, err.Error()) - } - t.controlBuf.put(&earlyAbortStream{ - streamID: s.id, - contentSubtype: s.contentSubtype, - status: stat, - }) - return false - } - } t.activeStreams[streamID] = s if len(t.activeStreams) == 1 { t.idle = time.Time{} diff --git a/vendor/google.golang.org/grpc/internal/transport/http_util.go b/vendor/google.golang.org/grpc/internal/transport/http_util.go index c7dee140c..4d15afbf7 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http_util.go +++ b/vendor/google.golang.org/grpc/internal/transport/http_util.go @@ -27,7 +27,6 @@ import ( "math" "net" "net/http" - "net/url" "strconv" "strings" "time" @@ -111,7 +110,6 @@ type parsedHeaderData struct { timeoutSet bool timeout time.Duration method string - httpMethod string // key-value metadata map from the peer. mdata map[string][]string statsTags []byte @@ -364,8 +362,6 @@ func (d *decodeState) processHeaderField(f hpack.HeaderField) { } d.data.statsTrace = v d.addMetadata(f.Name, string(v)) - case ":method": - d.data.httpMethod = f.Value default: if isReservedHeader(f.Name) && !isWhitelistedHeader(f.Name) { break @@ -602,31 +598,3 @@ func newFramer(conn net.Conn, writeBufferSize, readBufferSize int, maxHeaderList f.fr.ReadMetaHeaders = hpack.NewDecoder(http2InitHeaderTableSize, nil) return f } - -// parseDialTarget returns the network and address to pass to dialer. -func parseDialTarget(target string) (string, string) { - net := "tcp" - m1 := strings.Index(target, ":") - m2 := strings.Index(target, ":/") - // handle unix:addr which will fail with url.Parse - if m1 >= 0 && m2 < 0 { - if n := target[0:m1]; n == "unix" { - return n, target[m1+1:] - } - } - if m2 >= 0 { - t, err := url.Parse(target) - if err != nil { - return net, target - } - scheme := t.Scheme - addr := t.Path - if scheme == "unix" { - if addr == "" { - addr = t.Host - } - return scheme, addr - } - } - return net, target -} diff --git a/vendor/google.golang.org/grpc/internal/transport/networktype/networktype.go b/vendor/google.golang.org/grpc/internal/transport/networktype/networktype.go deleted file mode 100644 index 96967428b..000000000 --- a/vendor/google.golang.org/grpc/internal/transport/networktype/networktype.go +++ /dev/null @@ -1,46 +0,0 @@ -/* - * - * Copyright 2020 gRPC authors. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -// Package networktype declares the network type to be used in the default -// dailer. Attribute of a resolver.Address. -package networktype - -import ( - "google.golang.org/grpc/resolver" -) - -// keyType is the key to use for storing State in Attributes. -type keyType string - -const key = keyType("grpc.internal.transport.networktype") - -// Set returns a copy of the provided address with attributes containing networkType. -func Set(address resolver.Address, networkType string) resolver.Address { - address.Attributes = address.Attributes.WithValues(key, networkType) - return address -} - -// Get returns the network type in the resolver.Address and true, or "", false -// if not present. -func Get(address resolver.Address) (string, bool) { - v := address.Attributes.Value(key) - if v == nil { - return "", false - } - return v.(string), true -} diff --git a/vendor/google.golang.org/grpc/internal/transport/transport.go b/vendor/google.golang.org/grpc/internal/transport/transport.go index 6cc1031fd..b74030a96 100644 --- a/vendor/google.golang.org/grpc/internal/transport/transport.go +++ b/vendor/google.golang.org/grpc/internal/transport/transport.go @@ -241,7 +241,6 @@ type Stream struct { ctx context.Context // the associated context of the stream cancel context.CancelFunc // always nil for client side Stream done chan struct{} // closed at the end of stream to unblock writers. On the client side. - doneFunc func() // invoked at the end of stream on client side. ctxDone <-chan struct{} // same as done chan but for server side. Cache of ctx.Done() (for performance) method string // the associated RPC method of the stream recvCompress string @@ -570,8 +569,6 @@ type ConnectOptions struct { ChannelzParentID int64 // MaxHeaderListSize sets the max (uncompressed) size of header list that is prepared to be received. MaxHeaderListSize *uint32 - // UseProxy specifies if a proxy should be used. - UseProxy bool } // NewClientTransport establishes the transport with the required ConnectOptions @@ -612,8 +609,6 @@ type CallHdr struct { ContentSubtype string PreviousAttempts int // value of grpc-previous-rpc-attempts header to set - - DoneFunc func() // called when the stream is finished } // ClientTransport is the common interface for all gRPC client-side transport @@ -622,7 +617,7 @@ type ClientTransport interface { // Close tears down this transport. Once it returns, the transport // should not be accessed any more. The caller must make sure this // is called only once. - Close(err error) + Close() error // GracefulClose starts to tear down the transport: the transport will stop // accepting new RPCs and NewStream will return error. Once all streams are @@ -656,9 +651,8 @@ type ClientTransport interface { // HTTP/2). GoAway() <-chan struct{} - // GetGoAwayReason returns the reason why GoAway frame was received, along - // with a human readable string with debug info. - GetGoAwayReason() (GoAwayReason, string) + // GetGoAwayReason returns the reason why GoAway frame was received. + GetGoAwayReason() GoAwayReason // RemoteAddr returns the remote network address. RemoteAddr() net.Addr diff --git a/vendor/google.golang.org/grpc/internal/xds_handshake_cluster.go b/vendor/google.golang.org/grpc/internal/xds_handshake_cluster.go deleted file mode 100644 index 3677c3f04..000000000 --- a/vendor/google.golang.org/grpc/internal/xds_handshake_cluster.go +++ /dev/null @@ -1,40 +0,0 @@ -/* - * Copyright 2021 gRPC authors. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package internal - -import ( - "google.golang.org/grpc/attributes" - "google.golang.org/grpc/resolver" -) - -// handshakeClusterNameKey is the type used as the key to store cluster name in -// the Attributes field of resolver.Address. -type handshakeClusterNameKey struct{} - -// SetXDSHandshakeClusterName returns a copy of addr in which the Attributes field -// is updated with the cluster name. -func SetXDSHandshakeClusterName(addr resolver.Address, clusterName string) resolver.Address { - addr.Attributes = addr.Attributes.WithValues(handshakeClusterNameKey{}, clusterName) - return addr -} - -// GetXDSHandshakeClusterName returns cluster name stored in attr. -func GetXDSHandshakeClusterName(attr *attributes.Attributes) (string, bool) { - v := attr.Value(handshakeClusterNameKey{}) - name, ok := v.(string) - return name, ok -} diff --git a/vendor/google.golang.org/grpc/metadata/metadata.go b/vendor/google.golang.org/grpc/metadata/metadata.go index e4cbea917..cf6d1b947 100644 --- a/vendor/google.golang.org/grpc/metadata/metadata.go +++ b/vendor/google.golang.org/grpc/metadata/metadata.go @@ -75,9 +75,13 @@ func Pairs(kv ...string) MD { panic(fmt.Sprintf("metadata: Pairs got the odd number of input pairs for metadata: %d", len(kv))) } md := MD{} - for i := 0; i < len(kv); i += 2 { - key := strings.ToLower(kv[i]) - md[key] = append(md[key], kv[i+1]) + var key string + for i, s := range kv { + if i%2 == 0 { + key = strings.ToLower(s) + continue + } + md[key] = append(md[key], s) } return md } @@ -191,18 +195,12 @@ func FromOutgoingContext(ctx context.Context) (MD, bool) { return nil, false } - out := raw.md.Copy() - for _, added := range raw.added { - if len(added)%2 == 1 { - panic(fmt.Sprintf("metadata: FromOutgoingContext got an odd number of input pairs for metadata: %d", len(added))) - } - - for i := 0; i < len(added); i += 2 { - key := strings.ToLower(added[i]) - out[key] = append(out[key], added[i+1]) - } + mds := make([]MD, 0, len(raw.added)+1) + mds = append(mds, raw.md) + for _, vv := range raw.added { + mds = append(mds, Pairs(vv...)) } - return out, ok + return Join(mds...), ok } type rawMD struct { diff --git a/vendor/google.golang.org/grpc/pickfirst.go b/vendor/google.golang.org/grpc/pickfirst.go index b858c2a5e..56e33f6c7 100644 --- a/vendor/google.golang.org/grpc/pickfirst.go +++ b/vendor/google.golang.org/grpc/pickfirst.go @@ -84,7 +84,7 @@ func (b *pickfirstBalancer) UpdateClientConnState(cs balancer.ClientConnState) e b.cc.UpdateState(balancer.State{ConnectivityState: connectivity.Idle, Picker: &picker{result: balancer.PickResult{SubConn: b.sc}}}) b.sc.Connect() } else { - b.cc.UpdateAddresses(b.sc, cs.ResolverState.Addresses) + b.sc.UpdateAddresses(cs.ResolverState.Addresses) b.sc.Connect() } return nil diff --git a/vendor/google.golang.org/grpc/internal/transport/proxy.go b/vendor/google.golang.org/grpc/proxy.go index a662bf39a..f8f69bfb7 100644 --- a/vendor/google.golang.org/grpc/internal/transport/proxy.go +++ b/vendor/google.golang.org/grpc/proxy.go @@ -16,12 +16,13 @@ * */ -package transport +package grpc import ( "bufio" "context" "encoding/base64" + "errors" "fmt" "io" "net" @@ -33,6 +34,8 @@ import ( const proxyAuthHeaderKey = "Proxy-Authorization" var ( + // errDisabled indicates that proxy is disabled for the address. + errDisabled = errors.New("proxy is disabled for the address") // The following variable will be overwritten in the tests. httpProxyFromEnvironment = http.ProxyFromEnvironment ) @@ -48,6 +51,9 @@ func mapAddress(ctx context.Context, address string) (*url.URL, error) { if err != nil { return nil, err } + if url == nil { + return nil, errDisabled + } return url, nil } @@ -70,7 +76,7 @@ func basicAuth(username, password string) string { return base64.StdEncoding.EncodeToString([]byte(auth)) } -func doHTTPConnectHandshake(ctx context.Context, conn net.Conn, backendAddr string, proxyURL *url.URL, grpcUA string) (_ net.Conn, err error) { +func doHTTPConnectHandshake(ctx context.Context, conn net.Conn, backendAddr string, proxyURL *url.URL) (_ net.Conn, err error) { defer func() { if err != nil { conn.Close() @@ -109,28 +115,32 @@ func doHTTPConnectHandshake(ctx context.Context, conn net.Conn, backendAddr stri return &bufConn{Conn: conn, r: r}, nil } -// proxyDial dials, connecting to a proxy first if necessary. Checks if a proxy -// is necessary, dials, does the HTTP CONNECT handshake, and returns the -// connection. -func proxyDial(ctx context.Context, addr string, grpcUA string) (conn net.Conn, err error) { - newAddr := addr - proxyURL, err := mapAddress(ctx, addr) - if err != nil { - return nil, err - } - if proxyURL != nil { - newAddr = proxyURL.Host - } +// newProxyDialer returns a dialer that connects to proxy first if necessary. +// The returned dialer checks if a proxy is necessary, dial to the proxy with the +// provided dialer, does HTTP CONNECT handshake and returns the connection. +func newProxyDialer(dialer func(context.Context, string) (net.Conn, error)) func(context.Context, string) (net.Conn, error) { + return func(ctx context.Context, addr string) (conn net.Conn, err error) { + var newAddr string + proxyURL, err := mapAddress(ctx, addr) + if err != nil { + if err != errDisabled { + return nil, err + } + newAddr = addr + } else { + newAddr = proxyURL.Host + } - conn, err = (&net.Dialer{}).DialContext(ctx, "tcp", newAddr) - if err != nil { + conn, err = dialer(ctx, newAddr) + if err != nil { + return + } + if proxyURL != nil { + // proxy is disabled if proxyURL is nil. + conn, err = doHTTPConnectHandshake(ctx, conn, addr, proxyURL) + } return } - if proxyURL != nil { - // proxy is disabled if proxyURL is nil. - conn, err = doHTTPConnectHandshake(ctx, conn, addr, proxyURL, grpcUA) - } - return } func sendHTTPRequest(ctx context.Context, req *http.Request, conn net.Conn) error { diff --git a/vendor/google.golang.org/grpc/regenerate.sh b/vendor/google.golang.org/grpc/regenerate.sh index dfd3226a1..3443ad975 100644 --- a/vendor/google.golang.org/grpc/regenerate.sh +++ b/vendor/google.golang.org/grpc/regenerate.sh @@ -40,14 +40,29 @@ echo "go install cmd/protoc-gen-go-grpc" echo "git clone https://github.com/grpc/grpc-proto" git clone --quiet https://github.com/grpc/grpc-proto ${WORKDIR}/grpc-proto -echo "git clone https://github.com/protocolbuffers/protobuf" -git clone --quiet https://github.com/protocolbuffers/protobuf ${WORKDIR}/protobuf - # Pull in code.proto as a proto dependency mkdir -p ${WORKDIR}/googleapis/google/rpc echo "curl https://raw.githubusercontent.com/googleapis/googleapis/master/google/rpc/code.proto" curl --silent https://raw.githubusercontent.com/googleapis/googleapis/master/google/rpc/code.proto > ${WORKDIR}/googleapis/google/rpc/code.proto +# Pull in the following repos to build the MeshCA config proto. +ENVOY_API_REPOS=( + "https://github.com/envoyproxy/data-plane-api" + "https://github.com/cncf/udpa" + "https://github.com/envoyproxy/protoc-gen-validate" +) +for repo in ${ENVOY_API_REPOS[@]}; do + dirname=$(basename ${repo}) + mkdir -p ${WORKDIR}/${dirname} + echo "git clone ${repo}" + git clone --quiet ${repo} ${WORKDIR}/${dirname} +done + +# Pull in the MeshCA service proto. +mkdir -p ${WORKDIR}/istio/istio/google/security/meshca/v1 +echo "curl https://raw.githubusercontent.com/istio/istio/master/security/proto/providers/google/meshca.proto" +curl --silent https://raw.githubusercontent.com/istio/istio/master/security/proto/providers/google/meshca.proto > ${WORKDIR}/istio/istio/google/security/meshca/v1/meshca.proto + mkdir -p ${WORKDIR}/out # Generates sources without the embed requirement @@ -69,14 +84,15 @@ SOURCES=( ${WORKDIR}/grpc-proto/grpc/lookup/v1/rls.proto ${WORKDIR}/grpc-proto/grpc/lookup/v1/rls_config.proto ${WORKDIR}/grpc-proto/grpc/service_config/service_config.proto - ${WORKDIR}/grpc-proto/grpc/testing/*.proto - ${WORKDIR}/grpc-proto/grpc/core/*.proto + ${WORKDIR}/grpc-proto/grpc/tls/provider/meshca/experimental/config.proto + ${WORKDIR}/istio/istio/google/security/meshca/v1/meshca.proto ) # These options of the form 'Mfoo.proto=bar' instruct the codegen to use an # import path of 'bar' in the generated code when 'foo.proto' is imported in # one of the sources. -OPTS=Mgrpc/service_config/service_config.proto=/internal/proto/grpc_service_config,Mgrpc/core/stats.proto=google.golang.org/grpc/interop/grpc_testing/core +OPTS=Mgrpc/service_config/service_config.proto=/internal/proto/grpc_service_config,\ +Menvoy/config/core/v3/config_source.proto=github.com/envoyproxy/go-control-plane/envoy/config/core/v3 for src in ${SOURCES[@]}; do echo "protoc ${src}" @@ -84,7 +100,9 @@ for src in ${SOURCES[@]}; do -I"." \ -I${WORKDIR}/grpc-proto \ -I${WORKDIR}/googleapis \ - -I${WORKDIR}/protobuf/src \ + -I${WORKDIR}/data-plane-api \ + -I${WORKDIR}/udpa \ + -I${WORKDIR}/protoc-gen-validate \ -I${WORKDIR}/istio \ ${src} done @@ -95,7 +113,9 @@ for src in ${LEGACY_SOURCES[@]}; do -I"." \ -I${WORKDIR}/grpc-proto \ -I${WORKDIR}/googleapis \ - -I${WORKDIR}/protobuf/src \ + -I${WORKDIR}/data-plane-api \ + -I${WORKDIR}/udpa \ + -I${WORKDIR}/protoc-gen-validate \ -I${WORKDIR}/istio \ ${src} done @@ -112,8 +132,8 @@ rm ${WORKDIR}/out/google.golang.org/grpc/reflection/grpc_testingv3/*.pb.go # grpc/service_config/service_config.proto does not have a go_package option. mv ${WORKDIR}/out/grpc/service_config/service_config.pb.go internal/proto/grpc_service_config -# grpc/testing does not have a go_package option. -mv ${WORKDIR}/out/grpc/testing/*.pb.go interop/grpc_testing/ -mv ${WORKDIR}/out/grpc/core/*.pb.go interop/grpc_testing/core/ +# istio/google/security/meshca/v1/meshca.proto does not have a go_package option. +mkdir -p ${WORKDIR}/out/google.golang.org/grpc/credentials/tls/certprovider/meshca/internal/v1/ +mv ${WORKDIR}/out/istio/google/security/meshca/v1/* ${WORKDIR}/out/google.golang.org/grpc/credentials/tls/certprovider/meshca/internal/v1/ cp -R ${WORKDIR}/out/google.golang.org/grpc/* . diff --git a/vendor/google.golang.org/grpc/resolver/resolver.go b/vendor/google.golang.org/grpc/resolver/resolver.go index 6a9d234a5..e9fa8e33d 100644 --- a/vendor/google.golang.org/grpc/resolver/resolver.go +++ b/vendor/google.golang.org/grpc/resolver/resolver.go @@ -181,7 +181,7 @@ type State struct { // gRPC to add new methods to this interface. type ClientConn interface { // UpdateState updates the state of the ClientConn appropriately. - UpdateState(State) error + UpdateState(State) // ReportError notifies the ClientConn that the Resolver encountered an // error. The ClientConn will notify the load balancer and begin calling // ResolveNow on the Resolver with exponential backoff. diff --git a/vendor/google.golang.org/grpc/resolver_conn_wrapper.go b/vendor/google.golang.org/grpc/resolver_conn_wrapper.go index 4118de571..f2d81968f 100644 --- a/vendor/google.golang.org/grpc/resolver_conn_wrapper.go +++ b/vendor/google.golang.org/grpc/resolver_conn_wrapper.go @@ -22,6 +22,7 @@ import ( "fmt" "strings" "sync" + "time" "google.golang.org/grpc/balancer" "google.golang.org/grpc/credentials" @@ -39,6 +40,9 @@ type ccResolverWrapper struct { resolver resolver.Resolver done *grpcsync.Event curState resolver.State + + pollingMu sync.Mutex + polling chan struct{} } // newCCResolverWrapper uses the resolver.Builder to build a Resolver and @@ -89,19 +93,59 @@ func (ccr *ccResolverWrapper) close() { ccr.resolverMu.Unlock() } -func (ccr *ccResolverWrapper) UpdateState(s resolver.State) error { +// poll begins or ends asynchronous polling of the resolver based on whether +// err is ErrBadResolverState. +func (ccr *ccResolverWrapper) poll(err error) { + ccr.pollingMu.Lock() + defer ccr.pollingMu.Unlock() + if err != balancer.ErrBadResolverState { + // stop polling + if ccr.polling != nil { + close(ccr.polling) + ccr.polling = nil + } + return + } + if ccr.polling != nil { + // already polling + return + } + p := make(chan struct{}) + ccr.polling = p + go func() { + for i := 0; ; i++ { + ccr.resolveNow(resolver.ResolveNowOptions{}) + t := time.NewTimer(ccr.cc.dopts.resolveNowBackoff(i)) + select { + case <-p: + t.Stop() + return + case <-ccr.done.Done(): + // Resolver has been closed. + t.Stop() + return + case <-t.C: + select { + case <-p: + return + default: + } + // Timer expired; re-resolve. + } + } + }() +} + +func (ccr *ccResolverWrapper) UpdateState(s resolver.State) { if ccr.done.HasFired() { - return nil + return } channelz.Infof(logger, ccr.cc.channelzID, "ccResolverWrapper: sending update to cc: %v", s) if channelz.IsOn() { ccr.addChannelzTraceEvent(s) } ccr.curState = s - if err := ccr.cc.updateResolverState(ccr.curState, nil); err == balancer.ErrBadResolverState { - return balancer.ErrBadResolverState - } - return nil + ccr.poll(ccr.cc.updateResolverState(ccr.curState, nil)) } func (ccr *ccResolverWrapper) ReportError(err error) { @@ -109,7 +153,7 @@ func (ccr *ccResolverWrapper) ReportError(err error) { return } channelz.Warningf(logger, ccr.cc.channelzID, "ccResolverWrapper: reporting error to cc: %v", err) - ccr.cc.updateResolverState(resolver.State{}, err) + ccr.poll(ccr.cc.updateResolverState(resolver.State{}, err)) } // NewAddress is called by the resolver implementation to send addresses to gRPC. @@ -122,7 +166,7 @@ func (ccr *ccResolverWrapper) NewAddress(addrs []resolver.Address) { ccr.addChannelzTraceEvent(resolver.State{Addresses: addrs, ServiceConfig: ccr.curState.ServiceConfig}) } ccr.curState.Addresses = addrs - ccr.cc.updateResolverState(ccr.curState, nil) + ccr.poll(ccr.cc.updateResolverState(ccr.curState, nil)) } // NewServiceConfig is called by the resolver implementation to send service @@ -139,13 +183,14 @@ func (ccr *ccResolverWrapper) NewServiceConfig(sc string) { scpr := parseServiceConfig(sc) if scpr.Err != nil { channelz.Warningf(logger, ccr.cc.channelzID, "ccResolverWrapper: error parsing service config: %v", scpr.Err) + ccr.poll(balancer.ErrBadResolverState) return } if channelz.IsOn() { ccr.addChannelzTraceEvent(resolver.State{Addresses: ccr.curState.Addresses, ServiceConfig: scpr}) } ccr.curState.ServiceConfig = scpr - ccr.cc.updateResolverState(ccr.curState, nil) + ccr.poll(ccr.cc.updateResolverState(ccr.curState, nil)) } func (ccr *ccResolverWrapper) ParseServiceConfig(scJSON string) *serviceconfig.ParseResult { diff --git a/vendor/google.golang.org/grpc/rpc_util.go b/vendor/google.golang.org/grpc/rpc_util.go index 6db356fa5..f0609f2a4 100644 --- a/vendor/google.golang.org/grpc/rpc_util.go +++ b/vendor/google.golang.org/grpc/rpc_util.go @@ -27,6 +27,7 @@ import ( "io" "io/ioutil" "math" + "net/url" "strings" "sync" "time" @@ -429,10 +430,9 @@ func (o ContentSubtypeCallOption) before(c *callInfo) error { } func (o ContentSubtypeCallOption) after(c *callInfo, attempt *csAttempt) {} -// ForceCodec returns a CallOption that will set codec to be used for all -// request and response messages for a call. The result of calling Name() will -// be used as the content-subtype after converting to lowercase, unless -// CallContentSubtype is also used. +// ForceCodec returns a CallOption that will set the given Codec to be +// used for all request and response messages for a call. The result of calling +// String() will be used as the content-subtype in a case-insensitive manner. // // See Content-Type on // https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md#requests for @@ -854,17 +854,7 @@ func toRPCErr(err error) error { // setCallInfoCodec should only be called after CallOptions have been applied. func setCallInfoCodec(c *callInfo) error { if c.codec != nil { - // codec was already set by a CallOption; use it, but set the content - // subtype if it is not set. - if c.contentSubtype == "" { - // c.codec is a baseCodec to hide the difference between grpc.Codec and - // encoding.Codec (Name vs. String method name). We only support - // setting content subtype from encoding.Codec to avoid a behavior - // change with the deprecated version. - if ec, ok := c.codec.(encoding.Codec); ok { - c.contentSubtype = strings.ToLower(ec.Name()) - } - } + // codec was already set by a CallOption; use it. return nil } @@ -882,6 +872,40 @@ func setCallInfoCodec(c *callInfo) error { return nil } +// parseDialTarget returns the network and address to pass to dialer +func parseDialTarget(target string) (net string, addr string) { + net = "tcp" + + m1 := strings.Index(target, ":") + m2 := strings.Index(target, ":/") + + // handle unix:addr which will fail with url.Parse + if m1 >= 0 && m2 < 0 { + if n := target[0:m1]; n == "unix" { + net = n + addr = target[m1+1:] + return net, addr + } + } + if m2 >= 0 { + t, err := url.Parse(target) + if err != nil { + return net, target + } + scheme := t.Scheme + addr = t.Path + if scheme == "unix" { + net = scheme + if addr == "" { + addr = t.Host + } + return net, addr + } + } + + return net, target +} + // channelzData is used to store channelz related data for ClientConn, addrConn and Server. // These fields cannot be embedded in the original structs (e.g. ClientConn), since to do atomic // operation on int64 variable on 32-bit machine, user is responsible to enforce memory alignment. @@ -899,7 +923,8 @@ type channelzData struct { // buffer files to ensure compatibility with the gRPC version used. The latest // support package version is 7. // -// Older versions are kept for compatibility. +// Older versions are kept for compatibility. They may be removed if +// compatibility cannot be maintained. // // These constants should not be referenced from any other code. const ( diff --git a/vendor/google.golang.org/grpc/server.go b/vendor/google.golang.org/grpc/server.go index 0a151dee4..968eb598e 100644 --- a/vendor/google.golang.org/grpc/server.go +++ b/vendor/google.golang.org/grpc/server.go @@ -40,7 +40,6 @@ import ( "google.golang.org/grpc/encoding" "google.golang.org/grpc/encoding/proto" "google.golang.org/grpc/grpclog" - "google.golang.org/grpc/internal" "google.golang.org/grpc/internal/binarylog" "google.golang.org/grpc/internal/channelz" "google.golang.org/grpc/internal/grpcrand" @@ -57,24 +56,8 @@ import ( const ( defaultServerMaxReceiveMessageSize = 1024 * 1024 * 4 defaultServerMaxSendMessageSize = math.MaxInt32 - - // Server transports are tracked in a map which is keyed on listener - // address. For regular gRPC traffic, connections are accepted in Serve() - // through a call to Accept(), and we use the actual listener address as key - // when we add it to the map. But for connections received through - // ServeHTTP(), we do not have a listener and hence use this dummy value. - listenerAddressForServeHTTP = "listenerAddressForServeHTTP" ) -func init() { - internal.GetServerCredentials = func(srv *Server) credentials.TransportCredentials { - return srv.opts.creds - } - internal.DrainServerTransports = func(srv *Server, addr string) { - srv.drainServerTransports(addr) - } -} - var statusOK = status.New(codes.OK, "") var logger = grpclog.Component("core") @@ -117,12 +100,9 @@ type serverWorkerData struct { type Server struct { opts serverOptions - mu sync.Mutex // guards following - lis map[net.Listener]bool - // conns contains all active server transports. It is a map keyed on a - // listener address with the value being the set of active transports - // belonging to that listener. - conns map[string]map[transport.ServerTransport]bool + mu sync.Mutex // guards following + lis map[net.Listener]bool + conns map[transport.ServerTransport]bool serve bool drain bool cv *sync.Cond // signaled when connections close for GracefulStop @@ -279,35 +259,6 @@ func CustomCodec(codec Codec) ServerOption { }) } -// ForceServerCodec returns a ServerOption that sets a codec for message -// marshaling and unmarshaling. -// -// This will override any lookups by content-subtype for Codecs registered -// with RegisterCodec. -// -// See Content-Type on -// https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md#requests for -// more details. Also see the documentation on RegisterCodec and -// CallContentSubtype for more details on the interaction between encoding.Codec -// and content-subtype. -// -// This function is provided for advanced users; prefer to register codecs -// using encoding.RegisterCodec. -// The server will automatically use registered codecs based on the incoming -// requests' headers. See also -// https://github.com/grpc/grpc-go/blob/master/Documentation/encoding.md#using-a-codec. -// Will be supported throughout 1.x. -// -// Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a -// later release. -func ForceServerCodec(codec encoding.Codec) ServerOption { - return newFuncServerOption(func(o *serverOptions) { - o.codec = codec - }) -} - // RPCCompressor returns a ServerOption that sets a compressor for outbound // messages. For backward compatibility, all outbound messages will be sent // using this compressor, regardless of incoming message compression. By @@ -418,11 +369,6 @@ func ChainStreamInterceptor(interceptors ...StreamServerInterceptor) ServerOptio // InTapHandle returns a ServerOption that sets the tap handle for all the server // transport to be created. Only one can be installed. -// -// Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a -// later release. func InTapHandle(h tap.ServerInHandle) ServerOption { return newFuncServerOption(func(o *serverOptions) { if o.inTapHandle != nil { @@ -566,7 +512,7 @@ func NewServer(opt ...ServerOption) *Server { s := &Server{ lis: make(map[net.Listener]bool), opts: opts, - conns: make(map[string]map[transport.ServerTransport]bool), + conns: make(map[transport.ServerTransport]bool), services: make(map[string]*serviceInfo), quit: grpcsync.NewEvent(), done: grpcsync.NewEvent(), @@ -825,7 +771,7 @@ func (s *Server) Serve(lis net.Listener) error { // s.conns before this conn can be added. s.serveWG.Add(1) go func() { - s.handleRawConn(lis.Addr().String(), rawConn) + s.handleRawConn(rawConn) s.serveWG.Done() }() } @@ -833,7 +779,7 @@ func (s *Server) Serve(lis net.Listener) error { // handleRawConn forks a goroutine to handle a just-accepted connection that // has not had any I/O performed on it yet. -func (s *Server) handleRawConn(lisAddr string, rawConn net.Conn) { +func (s *Server) handleRawConn(rawConn net.Conn) { if s.quit.HasFired() { rawConn.Close() return @@ -861,24 +807,15 @@ func (s *Server) handleRawConn(lisAddr string, rawConn net.Conn) { } rawConn.SetDeadline(time.Time{}) - if !s.addConn(lisAddr, st) { + if !s.addConn(st) { return } go func() { s.serveStreams(st) - s.removeConn(lisAddr, st) + s.removeConn(st) }() } -func (s *Server) drainServerTransports(addr string) { - s.mu.Lock() - conns := s.conns[addr] - for st := range conns { - st.Drain() - } - s.mu.Unlock() -} - // newHTTP2Transport sets up a http/2 transport (using the // gRPC http2 server transport in transport/http2_server.go). func (s *Server) newHTTP2Transport(c net.Conn, authInfo credentials.AuthInfo) transport.ServerTransport { @@ -980,10 +917,10 @@ func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) { http.Error(w, err.Error(), http.StatusInternalServerError) return } - if !s.addConn(listenerAddressForServeHTTP, st) { + if !s.addConn(st) { return } - defer s.removeConn(listenerAddressForServeHTTP, st) + defer s.removeConn(st) s.serveStreams(st) } @@ -1011,7 +948,7 @@ func (s *Server) traceInfo(st transport.ServerTransport, stream *transport.Strea return trInfo } -func (s *Server) addConn(addr string, st transport.ServerTransport) bool { +func (s *Server) addConn(st transport.ServerTransport) bool { s.mu.Lock() defer s.mu.Unlock() if s.conns == nil { @@ -1023,28 +960,15 @@ func (s *Server) addConn(addr string, st transport.ServerTransport) bool { // immediately. st.Drain() } - - if s.conns[addr] == nil { - // Create a map entry if this is the first connection on this listener. - s.conns[addr] = make(map[transport.ServerTransport]bool) - } - s.conns[addr][st] = true + s.conns[st] = true return true } -func (s *Server) removeConn(addr string, st transport.ServerTransport) { +func (s *Server) removeConn(st transport.ServerTransport) { s.mu.Lock() defer s.mu.Unlock() - - conns := s.conns[addr] - if conns != nil { - delete(conns, st) - if len(conns) == 0 { - // If the last connection for this address is being removed, also - // remove the map entry corresponding to the address. This is used - // in GracefulStop() when waiting for all connections to be closed. - delete(s.conns, addr) - } + if s.conns != nil { + delete(s.conns, st) s.cv.Broadcast() } } @@ -1708,7 +1632,7 @@ func (s *Server) Stop() { s.mu.Lock() listeners := s.lis s.lis = nil - conns := s.conns + st := s.conns s.conns = nil // interrupt GracefulStop if Stop and GracefulStop are called concurrently. s.cv.Broadcast() @@ -1717,10 +1641,8 @@ func (s *Server) Stop() { for lis := range listeners { lis.Close() } - for _, cs := range conns { - for st := range cs { - st.Close() - } + for c := range st { + c.Close() } if s.opts.numServerWorkers > 0 { s.stopServerWorkers() @@ -1757,10 +1679,8 @@ func (s *Server) GracefulStop() { } s.lis = nil if !s.drain { - for _, conns := range s.conns { - for st := range conns { - st.Drain() - } + for st := range s.conns { + st.Drain() } s.drain = true } diff --git a/vendor/google.golang.org/grpc/service_config.go b/vendor/google.golang.org/grpc/service_config.go index 22c4240cf..5e434ca7f 100644 --- a/vendor/google.golang.org/grpc/service_config.go +++ b/vendor/google.golang.org/grpc/service_config.go @@ -41,7 +41,29 @@ const maxInt = int(^uint(0) >> 1) // Deprecated: Users should not use this struct. Service config should be received // through name resolver, as specified here // https://github.com/grpc/grpc/blob/master/doc/service_config.md -type MethodConfig = internalserviceconfig.MethodConfig +type MethodConfig struct { + // WaitForReady indicates whether RPCs sent to this method should wait until + // the connection is ready by default (!failfast). The value specified via the + // gRPC client API will override the value set here. + WaitForReady *bool + // Timeout is the default timeout for RPCs sent to this method. The actual + // deadline used will be the minimum of the value specified here and the value + // set by the application via the gRPC client API. If either one is not set, + // then the other will be used. If neither is set, then the RPC has no deadline. + Timeout *time.Duration + // MaxReqSize is the maximum allowed payload size for an individual request in a + // stream (client->server) in bytes. The size which is measured is the serialized + // payload after per-message compression (but before stream compression) in bytes. + // The actual value used is the minimum of the value specified here and the value set + // by the application via the gRPC client API. If either one is not set, then the other + // will be used. If neither is set, then the built-in default is used. + MaxReqSize *int + // MaxRespSize is the maximum allowed payload size for an individual response in a + // stream (server->client) in bytes. + MaxRespSize *int + // RetryPolicy configures retry options for the method. + retryPolicy *retryPolicy +} type lbConfig struct { name string @@ -105,6 +127,34 @@ type healthCheckConfig struct { ServiceName string } +// retryPolicy defines the go-native version of the retry policy defined by the +// service config here: +// https://github.com/grpc/proposal/blob/master/A6-client-retries.md#integration-with-service-config +type retryPolicy struct { + // MaxAttempts is the maximum number of attempts, including the original RPC. + // + // This field is required and must be two or greater. + maxAttempts int + + // Exponential backoff parameters. The initial retry attempt will occur at + // random(0, initialBackoff). In general, the nth attempt will occur at + // random(0, + // min(initialBackoff*backoffMultiplier**(n-1), maxBackoff)). + // + // These fields are required and must be greater than zero. + initialBackoff time.Duration + maxBackoff time.Duration + backoffMultiplier float64 + + // The set of status codes which may be retried. + // + // Status codes are specified as strings, e.g., "UNAVAILABLE". + // + // This field is required and must be non-empty. + // Note: a set is used to store this for easy lookup. + retryableStatusCodes map[codes.Code]bool +} + type jsonRetryPolicy struct { MaxAttempts int InitialBackoff string @@ -263,7 +313,7 @@ func parseServiceConfig(js string) *serviceconfig.ParseResult { WaitForReady: m.WaitForReady, Timeout: d, } - if mc.RetryPolicy, err = convertRetryPolicy(m.RetryPolicy); err != nil { + if mc.retryPolicy, err = convertRetryPolicy(m.RetryPolicy); err != nil { logger.Warningf("grpc: parseServiceConfig error unmarshaling %s due to %v", js, err) return &serviceconfig.ParseResult{Err: err} } @@ -309,7 +359,7 @@ func parseServiceConfig(js string) *serviceconfig.ParseResult { return &serviceconfig.ParseResult{Config: &sc} } -func convertRetryPolicy(jrp *jsonRetryPolicy) (p *internalserviceconfig.RetryPolicy, err error) { +func convertRetryPolicy(jrp *jsonRetryPolicy) (p *retryPolicy, err error) { if jrp == nil { return nil, nil } @@ -331,19 +381,19 @@ func convertRetryPolicy(jrp *jsonRetryPolicy) (p *internalserviceconfig.RetryPol return nil, nil } - rp := &internalserviceconfig.RetryPolicy{ - MaxAttempts: jrp.MaxAttempts, - InitialBackoff: *ib, - MaxBackoff: *mb, - BackoffMultiplier: jrp.BackoffMultiplier, - RetryableStatusCodes: make(map[codes.Code]bool), + rp := &retryPolicy{ + maxAttempts: jrp.MaxAttempts, + initialBackoff: *ib, + maxBackoff: *mb, + backoffMultiplier: jrp.BackoffMultiplier, + retryableStatusCodes: make(map[codes.Code]bool), } - if rp.MaxAttempts > 5 { + if rp.maxAttempts > 5 { // TODO(retry): Make the max maxAttempts configurable. - rp.MaxAttempts = 5 + rp.maxAttempts = 5 } for _, code := range jrp.RetryableStatusCodes { - rp.RetryableStatusCodes[code] = true + rp.retryableStatusCodes[code] = true } return rp, nil } diff --git a/vendor/google.golang.org/grpc/status/status.go b/vendor/google.golang.org/grpc/status/status.go index 54d187186..01e182c30 100644 --- a/vendor/google.golang.org/grpc/status/status.go +++ b/vendor/google.golang.org/grpc/status/status.go @@ -73,11 +73,9 @@ func FromProto(s *spb.Status) *Status { return status.FromProto(s) } -// FromError returns a Status representing err if it was produced by this -// package or has a method `GRPCStatus() *Status`. -// If err is nil, a Status is returned with codes.OK and no message. -// Otherwise, ok is false and a Status is returned with codes.Unknown and -// the original error message. +// FromError returns a Status representing err if it was produced from this +// package or has a method `GRPCStatus() *Status`. Otherwise, ok is false and a +// Status is returned with codes.Unknown and the original error message. func FromError(err error) (s *Status, ok bool) { if err == nil { return nil, true diff --git a/vendor/google.golang.org/grpc/stream.go b/vendor/google.golang.org/grpc/stream.go index 1f3e70d2c..5fd856a38 100644 --- a/vendor/google.golang.org/grpc/stream.go +++ b/vendor/google.golang.org/grpc/stream.go @@ -36,8 +36,6 @@ import ( "google.golang.org/grpc/internal/channelz" "google.golang.org/grpc/internal/grpcrand" "google.golang.org/grpc/internal/grpcutil" - iresolver "google.golang.org/grpc/internal/resolver" - "google.golang.org/grpc/internal/serviceconfig" "google.golang.org/grpc/internal/transport" "google.golang.org/grpc/metadata" "google.golang.org/grpc/peer" @@ -52,20 +50,14 @@ import ( // of the RPC. type StreamHandler func(srv interface{}, stream ServerStream) error -// StreamDesc represents a streaming RPC service's method specification. Used -// on the server when registering services and on the client when initiating -// new streams. +// StreamDesc represents a streaming RPC service's method specification. type StreamDesc struct { - // StreamName and Handler are only used when registering handlers on a - // server. - StreamName string // the name of the method excluding the service - Handler StreamHandler // the handler called for the method - - // ServerStreams and ClientStreams are used for registering handlers on a - // server as well as defining RPC behavior when passed to NewClientStream - // and ClientConn.NewStream. At least one must be true. - ServerStreams bool // indicates the server can perform streaming sends - ClientStreams bool // indicates the client can perform streaming sends + StreamName string + Handler StreamHandler + + // At least one of these is true. + ServerStreams bool + ClientStreams bool } // Stream defines the common interface a client or server stream has to satisfy. @@ -172,48 +164,13 @@ func newClientStream(ctx context.Context, desc *StreamDesc, cc *ClientConn, meth } }() } + c := defaultCallInfo() // Provide an opportunity for the first RPC to see the first service config // provided by the resolver. if err := cc.waitForResolvedAddrs(ctx); err != nil { return nil, err } - - var mc serviceconfig.MethodConfig - var onCommit func() - var newStream = func(ctx context.Context, done func()) (iresolver.ClientStream, error) { - return newClientStreamWithParams(ctx, desc, cc, method, mc, onCommit, done, opts...) - } - - rpcInfo := iresolver.RPCInfo{Context: ctx, Method: method} - rpcConfig, err := cc.safeConfigSelector.SelectConfig(rpcInfo) - if err != nil { - return nil, toRPCErr(err) - } - - if rpcConfig != nil { - if rpcConfig.Context != nil { - ctx = rpcConfig.Context - } - mc = rpcConfig.MethodConfig - onCommit = rpcConfig.OnCommitted - if rpcConfig.Interceptor != nil { - rpcInfo.Context = nil - ns := newStream - newStream = func(ctx context.Context, done func()) (iresolver.ClientStream, error) { - cs, err := rpcConfig.Interceptor.NewStream(ctx, rpcInfo, done, ns) - if err != nil { - return nil, toRPCErr(err) - } - return cs, nil - } - } - } - - return newStream(ctx, func() {}) -} - -func newClientStreamWithParams(ctx context.Context, desc *StreamDesc, cc *ClientConn, method string, mc serviceconfig.MethodConfig, onCommit, doneFunc func(), opts ...CallOption) (_ iresolver.ClientStream, err error) { - c := defaultCallInfo() + mc := cc.GetMethodConfig(method) if mc.WaitForReady != nil { c.failFast = !*mc.WaitForReady } @@ -250,7 +207,6 @@ func newClientStreamWithParams(ctx context.Context, desc *StreamDesc, cc *Client Host: cc.authority, Method: method, ContentSubtype: c.contentSubtype, - DoneFunc: doneFunc, } // Set our outgoing compression according to the UseCompressor CallOption, if @@ -316,7 +272,6 @@ func newClientStreamWithParams(ctx context.Context, desc *StreamDesc, cc *Client cancel: cancel, beginTime: beginTime, firstAttempt: true, - onCommit: onCommit, } if !cc.dopts.disableRetry { cs.retryThrottler = cc.retryThrottler.Load().(*retryThrottler) @@ -477,8 +432,7 @@ type clientStream struct { // place where we need to check if the attempt is nil. attempt *csAttempt // TODO(hedging): hedging will have multiple attempts simultaneously. - committed bool // active attempt committed for retry? - onCommit func() + committed bool // active attempt committed for retry? buffer []func(a *csAttempt) error // operations to replay on retry bufferSize int // current size of buffer } @@ -507,9 +461,6 @@ type csAttempt struct { } func (cs *clientStream) commitAttemptLocked() { - if !cs.committed && cs.onCommit != nil { - cs.onCommit() - } cs.committed = true cs.buffer = nil } @@ -588,8 +539,8 @@ func (cs *clientStream) shouldRetry(err error) error { code = status.Convert(err).Code() } - rp := cs.methodConfig.RetryPolicy - if rp == nil || !rp.RetryableStatusCodes[code] { + rp := cs.methodConfig.retryPolicy + if rp == nil || !rp.retryableStatusCodes[code] { return err } @@ -598,7 +549,7 @@ func (cs *clientStream) shouldRetry(err error) error { if cs.retryThrottler.throttle() { return err } - if cs.numRetries+1 >= rp.MaxAttempts { + if cs.numRetries+1 >= rp.maxAttempts { return err } @@ -607,9 +558,9 @@ func (cs *clientStream) shouldRetry(err error) error { dur = time.Millisecond * time.Duration(pushback) cs.numRetriesSincePushback = 0 } else { - fact := math.Pow(rp.BackoffMultiplier, float64(cs.numRetriesSincePushback)) - cur := float64(rp.InitialBackoff) * fact - if max := float64(rp.MaxBackoff); cur > max { + fact := math.Pow(rp.backoffMultiplier, float64(cs.numRetriesSincePushback)) + cur := float64(rp.initialBackoff) * fact + if max := float64(rp.maxBackoff); cur > max { cur = max } dur = time.Duration(grpcrand.Int63n(int64(cur))) diff --git a/vendor/google.golang.org/grpc/tap/tap.go b/vendor/google.golang.org/grpc/tap/tap.go index dbf34e6bb..caea1ebed 100644 --- a/vendor/google.golang.org/grpc/tap/tap.go +++ b/vendor/google.golang.org/grpc/tap/tap.go @@ -37,16 +37,16 @@ type Info struct { // TODO: More to be added. } -// ServerInHandle defines the function which runs before a new stream is -// created on the server side. If it returns a non-nil error, the stream will -// not be created and an error will be returned to the client. If the error -// returned is a status error, that status code and message will be used, -// otherwise PermissionDenied will be the code and err.Error() will be the -// message. +// ServerInHandle defines the function which runs before a new stream is created +// on the server side. If it returns a non-nil error, the stream will not be +// created and a RST_STREAM will be sent back to the client with REFUSED_STREAM. +// The client will receive an RPC error "code = Unavailable, desc = stream +// terminated by RST_STREAM with error code: REFUSED_STREAM". // // It's intended to be used in situations where you don't want to waste the -// resources to accept the new stream (e.g. rate-limiting). For other general -// usages, please use interceptors. +// resources to accept the new stream (e.g. rate-limiting). And the content of +// the error will be ignored and won't be sent back to the client. For other +// general usages, please use interceptors. // // Note that it is executed in the per-connection I/O goroutine(s) instead of // per-RPC goroutine. Therefore, users should NOT have any diff --git a/vendor/google.golang.org/grpc/version.go b/vendor/google.golang.org/grpc/version.go index bfe5cf887..144b0bf9e 100644 --- a/vendor/google.golang.org/grpc/version.go +++ b/vendor/google.golang.org/grpc/version.go @@ -19,4 +19,4 @@ package grpc // Version is the current grpc version. -const Version = "1.38.0" +const Version = "1.33.2" diff --git a/vendor/google.golang.org/grpc/vet.sh b/vendor/google.golang.org/grpc/vet.sh index 1a0dbd7ee..48652f604 100644 --- a/vendor/google.golang.org/grpc/vet.sh +++ b/vendor/google.golang.org/grpc/vet.sh @@ -28,8 +28,7 @@ cleanup() { } trap cleanup EXIT -PATH="${HOME}/go/bin:${GOROOT}/bin:${PATH}" -go version +PATH="${GOPATH}/bin:${GOROOT}/bin:${PATH}" if [[ "$1" = "-install" ]]; then # Check for module support @@ -54,7 +53,7 @@ if [[ "$1" = "-install" ]]; then fi if [[ -z "${VET_SKIP_PROTO}" ]]; then if [[ "${TRAVIS}" = "true" ]]; then - PROTOBUF_VERSION=3.14.0 + PROTOBUF_VERSION=3.3.0 PROTOC_FILENAME=protoc-${PROTOBUF_VERSION}-linux-x86_64.zip pushd /home/travis wget https://github.com/google/protobuf/releases/download/v${PROTOBUF_VERSION}/${PROTOC_FILENAME} @@ -62,7 +61,7 @@ if [[ "$1" = "-install" ]]; then bin/protoc --version popd elif [[ "${GITHUB_ACTIONS}" = "true" ]]; then - PROTOBUF_VERSION=3.14.0 + PROTOBUF_VERSION=3.3.0 PROTOC_FILENAME=protoc-${PROTOBUF_VERSION}-linux-x86_64.zip pushd /home/runner/go wget https://github.com/google/protobuf/releases/download/v${PROTOBUF_VERSION}/${PROTOC_FILENAME} @@ -105,6 +104,12 @@ git grep '"github.com/envoyproxy/go-control-plane/envoy' -- '*.go' ':(exclude)*. # TODO: Remove when we drop Go 1.10 support go list -f {{.Dir}} ./... | xargs go run test/go_vet/vet.go +# - gofmt, goimports, golint (with exceptions for generated code), go vet. +gofmt -s -d -l . 2>&1 | fail_on_output +goimports -l . 2>&1 | not grep -vE "\.pb\.go" +golint ./... 2>&1 | not grep -vE "\.pb\.go:" +go vet -all ./... + misspell -error . # - Check that generated proto files are up to date. @@ -114,22 +119,12 @@ if [[ -z "${VET_SKIP_PROTO}" ]]; then (git status; git --no-pager diff; exit 1) fi -# - gofmt, goimports, golint (with exceptions for generated code), go vet, -# go mod tidy. -# Perform these checks on each module inside gRPC. -for MOD_FILE in $(find . -name 'go.mod'); do - MOD_DIR=$(dirname ${MOD_FILE}) - pushd ${MOD_DIR} - go vet -all ./... | fail_on_output - gofmt -s -d -l . 2>&1 | fail_on_output - goimports -l . 2>&1 | not grep -vE "\.pb\.go" - golint ./... 2>&1 | not grep -vE "/testv3\.pb\.go:" - - go mod tidy +# - Check that our modules are tidy. +if go help mod >& /dev/null; then + find . -name 'go.mod' | xargs -IXXX bash -c 'cd $(dirname XXX); go mod tidy' git status --porcelain 2>&1 | fail_on_output || \ (git status; git --no-pager diff; exit 1) - popd -done +fi # - Collection of static analysis checks # @@ -146,11 +141,8 @@ not grep -Fv '.CredsBundle .NewAddress .NewServiceConfig .Type is deprecated: use Attributes -BuildVersion is deprecated balancer.ErrTransientFailure balancer.Picker -extDesc.Filename is deprecated -github.com/golang/protobuf/jsonpb is deprecated grpc.CallCustomCodec grpc.Code grpc.Compressor @@ -172,7 +164,13 @@ grpc.WithServiceConfig grpc.WithTimeout http.CloseNotifier info.SecurityVersion +resolver.Backend +resolver.GRPCLB +extDesc.Filename is deprecated +BuildVersion is deprecated +github.com/golang/protobuf/jsonpb is deprecated proto is deprecated +xxx_messageInfo_ proto.InternalMessageInfo is deprecated proto.EnumName is deprecated proto.ErrInternalBadWireType is deprecated @@ -186,12 +184,7 @@ proto.RegisterExtension is deprecated proto.RegisteredExtension is deprecated proto.RegisteredExtensions is deprecated proto.RegisterMapType is deprecated -proto.Unmarshaler is deprecated -resolver.Backend -resolver.GRPCLB -Target is deprecated: Use the Target field in the BuildOptions instead. -xxx_messageInfo_ -' "${SC_OUT}" +proto.Unmarshaler is deprecated' "${SC_OUT}" # - special golint on package comments. lint_package_comment_per_package() { |