diff options
Diffstat (limited to 'vendor/github.com/opentracing/opentracing-go/ext/tags.go')
| -rw-r--r-- | vendor/github.com/opentracing/opentracing-go/ext/tags.go | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/vendor/github.com/opentracing/opentracing-go/ext/tags.go b/vendor/github.com/opentracing/opentracing-go/ext/tags.go deleted file mode 100644 index a414b5951..000000000 --- a/vendor/github.com/opentracing/opentracing-go/ext/tags.go +++ /dev/null @@ -1,215 +0,0 @@ -package ext - -import "github.com/opentracing/opentracing-go" - -// These constants define common tag names recommended for better portability across -// tracing systems and languages/platforms. -// -// The tag names are defined as typed strings, so that in addition to the usual use -// -// span.setTag(TagName, value) -// -// they also support value type validation via this additional syntax: -// -// TagName.Set(span, value) -// -var ( - ////////////////////////////////////////////////////////////////////// - // SpanKind (client/server or producer/consumer) - ////////////////////////////////////////////////////////////////////// - - // SpanKind hints at relationship between spans, e.g. client/server - SpanKind = spanKindTagName("span.kind") - - // SpanKindRPCClient marks a span representing the client-side of an RPC - // or other remote call - SpanKindRPCClientEnum = SpanKindEnum("client") - SpanKindRPCClient = opentracing.Tag{Key: string(SpanKind), Value: SpanKindRPCClientEnum} - - // SpanKindRPCServer marks a span representing the server-side of an RPC - // or other remote call - SpanKindRPCServerEnum = SpanKindEnum("server") - SpanKindRPCServer = opentracing.Tag{Key: string(SpanKind), Value: SpanKindRPCServerEnum} - - // SpanKindProducer marks a span representing the producer-side of a - // message bus - SpanKindProducerEnum = SpanKindEnum("producer") - SpanKindProducer = opentracing.Tag{Key: string(SpanKind), Value: SpanKindProducerEnum} - - // SpanKindConsumer marks a span representing the consumer-side of a - // message bus - SpanKindConsumerEnum = SpanKindEnum("consumer") - SpanKindConsumer = opentracing.Tag{Key: string(SpanKind), Value: SpanKindConsumerEnum} - - ////////////////////////////////////////////////////////////////////// - // Component name - ////////////////////////////////////////////////////////////////////// - - // Component is a low-cardinality identifier of the module, library, - // or package that is generating a span. - Component = StringTagName("component") - - ////////////////////////////////////////////////////////////////////// - // Sampling hint - ////////////////////////////////////////////////////////////////////// - - // SamplingPriority determines the priority of sampling this Span. - SamplingPriority = Uint16TagName("sampling.priority") - - ////////////////////////////////////////////////////////////////////// - // Peer tags. These tags can be emitted by either client-side or - // server-side to describe the other side/service in a peer-to-peer - // communications, like an RPC call. - ////////////////////////////////////////////////////////////////////// - - // PeerService records the service name of the peer. - PeerService = StringTagName("peer.service") - - // PeerAddress records the address name of the peer. This may be a "ip:port", - // a bare "hostname", a FQDN or even a database DSN substring - // like "mysql://username@127.0.0.1:3306/dbname" - PeerAddress = StringTagName("peer.address") - - // PeerHostname records the host name of the peer - PeerHostname = StringTagName("peer.hostname") - - // PeerHostIPv4 records IP v4 host address of the peer - PeerHostIPv4 = IPv4TagName("peer.ipv4") - - // PeerHostIPv6 records IP v6 host address of the peer - PeerHostIPv6 = StringTagName("peer.ipv6") - - // PeerPort records port number of the peer - PeerPort = Uint16TagName("peer.port") - - ////////////////////////////////////////////////////////////////////// - // HTTP Tags - ////////////////////////////////////////////////////////////////////// - - // HTTPUrl should be the URL of the request being handled in this segment - // of the trace, in standard URI format. The protocol is optional. - HTTPUrl = StringTagName("http.url") - - // HTTPMethod is the HTTP method of the request, and is case-insensitive. - HTTPMethod = StringTagName("http.method") - - // HTTPStatusCode is the numeric HTTP status code (200, 404, etc) of the - // HTTP response. - HTTPStatusCode = Uint16TagName("http.status_code") - - ////////////////////////////////////////////////////////////////////// - // DB Tags - ////////////////////////////////////////////////////////////////////// - - // DBInstance is database instance name. - DBInstance = StringTagName("db.instance") - - // DBStatement is a database statement for the given database type. - // It can be a query or a prepared statement (i.e., before substitution). - DBStatement = StringTagName("db.statement") - - // DBType is a database type. For any SQL database, "sql". - // For others, the lower-case database category, e.g. "redis" - DBType = StringTagName("db.type") - - // DBUser is a username for accessing database. - DBUser = StringTagName("db.user") - - ////////////////////////////////////////////////////////////////////// - // Message Bus Tag - ////////////////////////////////////////////////////////////////////// - - // MessageBusDestination is an address at which messages can be exchanged - MessageBusDestination = StringTagName("message_bus.destination") - - ////////////////////////////////////////////////////////////////////// - // Error Tag - ////////////////////////////////////////////////////////////////////// - - // Error indicates that operation represented by the span resulted in an error. - Error = BoolTagName("error") -) - -// --- - -// SpanKindEnum represents common span types -type SpanKindEnum string - -type spanKindTagName string - -// Set adds a string tag to the `span` -func (tag spanKindTagName) Set(span opentracing.Span, value SpanKindEnum) { - span.SetTag(string(tag), value) -} - -type rpcServerOption struct { - clientContext opentracing.SpanContext -} - -func (r rpcServerOption) Apply(o *opentracing.StartSpanOptions) { - if r.clientContext != nil { - opentracing.ChildOf(r.clientContext).Apply(o) - } - SpanKindRPCServer.Apply(o) -} - -// RPCServerOption returns a StartSpanOption appropriate for an RPC server span -// with `client` representing the metadata for the remote peer Span if available. -// In case client == nil, due to the client not being instrumented, this RPC -// server span will be a root span. -func RPCServerOption(client opentracing.SpanContext) opentracing.StartSpanOption { - return rpcServerOption{client} -} - -// --- - -// StringTagName is a common tag name to be set to a string value -type StringTagName string - -// Set adds a string tag to the `span` -func (tag StringTagName) Set(span opentracing.Span, value string) { - span.SetTag(string(tag), value) -} - -// --- - -// Uint32TagName is a common tag name to be set to a uint32 value -type Uint32TagName string - -// Set adds a uint32 tag to the `span` -func (tag Uint32TagName) Set(span opentracing.Span, value uint32) { - span.SetTag(string(tag), value) -} - -// --- - -// Uint16TagName is a common tag name to be set to a uint16 value -type Uint16TagName string - -// Set adds a uint16 tag to the `span` -func (tag Uint16TagName) Set(span opentracing.Span, value uint16) { - span.SetTag(string(tag), value) -} - -// --- - -// BoolTagName is a common tag name to be set to a bool value -type BoolTagName string - -// Set adds a bool tag to the `span` -func (tag BoolTagName) Set(span opentracing.Span, value bool) { - span.SetTag(string(tag), value) -} - -// IPv4TagName is a common tag name to be set to an ipv4 value -type IPv4TagName string - -// Set adds IP v4 host address of the peer as an uint32 value to the `span`, keep this for backward and zipkin compatibility -func (tag IPv4TagName) Set(span opentracing.Span, value uint32) { - span.SetTag(string(tag), value) -} - -// SetString records IP v4 host address of the peer as a .-separated tuple to the `span`. E.g., "127.0.0.1" -func (tag IPv4TagName) SetString(span opentracing.Span, value string) { - span.SetTag(string(tag), value) -} |