diff options
| -rw-r--r-- | vendor.conf | 2 | ||||
| -rw-r--r-- | vendor/github.com/containers/image/docker/docker_client.go | 85 | ||||
| -rw-r--r-- | vendor/github.com/containers/image/pkg/sysregistriesv2/system_registries_v2.go | 86 | ||||
| -rw-r--r-- | vendor/github.com/containers/image/types/types.go | 26 | ||||
| -rw-r--r-- | vendor/github.com/containers/image/vendor.conf | 2 |
5 files changed, 123 insertions, 78 deletions
diff --git a/vendor.conf b/vendor.conf index 94eb6fccc..b3d6f2117 100644 --- a/vendor.conf +++ b/vendor.conf @@ -11,7 +11,7 @@ github.com/containerd/cgroups 58556f5ad8448d99a6f7bea69ea4bdb7747cfeb0 github.com/containerd/continuity master github.com/containernetworking/cni v0.7.0-alpha1 github.com/containernetworking/plugins 1562a1e60ed101aacc5e08ed9dbeba8e9f3d4ec1 -github.com/containers/image bd10b1b53b2976f215b3f2f848fb8e7cad779aeb +github.com/containers/image 63a1cbdc5e6537056695cf0d627c0a33b334df53 github.com/containers/storage db40f96d853dfced60c563e61fb66ba231ce7c8d github.com/containers/psgo 5dde6da0bc8831b35243a847625bcf18183bd1ee github.com/coreos/go-systemd v14 diff --git a/vendor/github.com/containers/image/docker/docker_client.go b/vendor/github.com/containers/image/docker/docker_client.go index 6d2c5b670..ea1a8ec06 100644 --- a/vendor/github.com/containers/image/docker/docker_client.go +++ b/vendor/github.com/containers/image/docker/docker_client.go @@ -17,6 +17,7 @@ import ( "github.com/containers/image/docker/reference" "github.com/containers/image/pkg/docker/config" + "github.com/containers/image/pkg/sysregistriesv2" "github.com/containers/image/pkg/tlsclientconfig" "github.com/containers/image/types" "github.com/docker/distribution/registry/client" @@ -78,11 +79,13 @@ type bearerToken struct { // dockerClient is configuration for dealing with a single Docker registry. type dockerClient struct { // The following members are set by newDockerClient and do not change afterwards. - sys *types.SystemContext - registry string + sys *types.SystemContext + registry string + client *http.Client + insecureSkipTLSVerify bool + // The following members are not set by newDockerClient and must be set by callers if needed. username string password string - client *http.Client signatureBase signatureStorageBase scope authScope // The following members are detected registry properties: @@ -194,13 +197,26 @@ func newDockerClientFromRef(sys *types.SystemContext, ref dockerReference, write if err != nil { return nil, err } - remoteName := reference.Path(ref.ref) - return newDockerClientWithDetails(sys, registry, username, password, actions, sigBase, remoteName) + client, err := newDockerClient(sys, registry, ref.ref.Name()) + if err != nil { + return nil, err + } + client.username = username + client.password = password + client.signatureBase = sigBase + client.scope.actions = actions + client.scope.remoteName = reference.Path(ref.ref) + return client, nil } -// newDockerClientWithDetails returns a new dockerClient instance for the given parameters -func newDockerClientWithDetails(sys *types.SystemContext, registry, username, password, actions string, sigBase signatureStorageBase, remoteName string) (*dockerClient, error) { +// newDockerClient returns a new dockerClient instance for the given registry +// and reference. The reference is used to query the registry configuration +// and can either be a registry (e.g, "registry.com[:5000]"), a repository +// (e.g., "registry.com[:5000][/some/namespace]/repo"). +// Please note that newDockerClient does not set all members of dockerClient +// (e.g., username and password); those must be set by callers if necessary. +func newDockerClient(sys *types.SystemContext, registry, reference string) (*dockerClient, error) { hostName := registry if registry == dockerHostname { registry = dockerRegistry @@ -221,33 +237,43 @@ func newDockerClientWithDetails(sys *types.SystemContext, registry, username, pa return nil, err } - if sys != nil && sys.DockerInsecureSkipTLSVerify { - tr.TLSClientConfig.InsecureSkipVerify = true + // Check if TLS verification shall be skipped (default=false) which can + // either be specified in the sysregistriesv2 configuration or via the + // SystemContext, whereas the SystemContext is prioritized. + skipVerify := false + if sys != nil && sys.DockerInsecureSkipTLSVerify != types.OptionalBoolUndefined { + // Only use the SystemContext if the actual value is defined. + skipVerify = sys.DockerInsecureSkipTLSVerify == types.OptionalBoolTrue + } else { + reg, err := sysregistriesv2.FindRegistry(sys, reference) + if err != nil { + return nil, errors.Wrapf(err, "error loading registries") + } + if reg != nil { + skipVerify = reg.Insecure + } } + tr.TLSClientConfig.InsecureSkipVerify = skipVerify return &dockerClient{ - sys: sys, - registry: registry, - username: username, - password: password, - client: &http.Client{Transport: tr}, - signatureBase: sigBase, - scope: authScope{ - actions: actions, - remoteName: remoteName, - }, + sys: sys, + registry: registry, + client: &http.Client{Transport: tr}, + insecureSkipTLSVerify: skipVerify, }, nil } // CheckAuth validates the credentials by attempting to log into the registry // returns an error if an error occcured while making the http request or the status code received was 401 func CheckAuth(ctx context.Context, sys *types.SystemContext, username, password, registry string) error { - newLoginClient, err := newDockerClientWithDetails(sys, registry, username, password, "", nil, "") + client, err := newDockerClient(sys, registry, registry) if err != nil { return errors.Wrapf(err, "error creating new docker client") } + client.username = username + client.password = password - resp, err := newLoginClient.makeRequest(ctx, "GET", "/v2/", nil, nil, v2Auth) + resp, err := client.makeRequest(ctx, "GET", "/v2/", nil, nil, v2Auth) if err != nil { return err } @@ -299,16 +325,21 @@ func SearchRegistry(ctx context.Context, sys *types.SystemContext, registry, ima return nil, errors.Wrapf(err, "error getting username and password") } - // The /v2/_catalog endpoint has been disabled for docker.io therefore the call made to that endpoint will fail - // So using the v1 hostname for docker.io for simplicity of implementation and the fact that it returns search results + // The /v2/_catalog endpoint has been disabled for docker.io therefore + // the call made to that endpoint will fail. So using the v1 hostname + // for docker.io for simplicity of implementation and the fact that it + // returns search results. + hostname := registry if registry == dockerHostname { - registry = dockerV1Hostname + hostname = dockerV1Hostname } - client, err := newDockerClientWithDetails(sys, registry, username, password, "", nil, "") + client, err := newDockerClient(sys, hostname, registry) if err != nil { return nil, errors.Wrapf(err, "error creating new docker client") } + client.username = username + client.password = password // Only try the v1 search endpoint if the search query is not empty. If it is // empty skip to the v2 endpoint. @@ -530,7 +561,7 @@ func (c *dockerClient) detectProperties(ctx context.Context) error { return nil } err := ping("https") - if err != nil && c.sys != nil && c.sys.DockerInsecureSkipTLSVerify { + if err != nil && c.insecureSkipTLSVerify { err = ping("http") } if err != nil { @@ -554,7 +585,7 @@ func (c *dockerClient) detectProperties(ctx context.Context) error { return true } isV1 := pingV1("https") - if !isV1 && c.sys != nil && c.sys.DockerInsecureSkipTLSVerify { + if !isV1 && c.insecureSkipTLSVerify { isV1 = pingV1("http") } if isV1 { diff --git a/vendor/github.com/containers/image/pkg/sysregistriesv2/system_registries_v2.go b/vendor/github.com/containers/image/pkg/sysregistriesv2/system_registries_v2.go index 067f512ad..afc7312d1 100644 --- a/vendor/github.com/containers/image/pkg/sysregistriesv2/system_registries_v2.go +++ b/vendor/github.com/containers/image/pkg/sysregistriesv2/system_registries_v2.go @@ -3,7 +3,7 @@ package sysregistriesv2 import ( "fmt" "io/ioutil" - "net/url" + "os" "path/filepath" "strings" "sync" @@ -82,8 +82,8 @@ func (e *InvalidRegistries) Error() string { } // parseURL parses the input string, performs some sanity checks and returns -// the sanitized input string. An error is returned in case parsing fails or -// or if URI scheme or user is set. +// the sanitized input string. An error is returned if the input string is +// empty or if contains an "http{s,}://" prefix. func parseURL(input string) (string, error) { trimmed := strings.TrimRight(input, "/") @@ -91,49 +91,11 @@ func parseURL(input string) (string, error) { return "", &InvalidRegistries{s: "invalid URL: cannot be empty"} } - // Ultimately, we expect input of the form example.com[/namespace/…], a prefix - // of a fully-expended reference (containers/image/docker/Reference.String()). - // c/image/docker/Reference does not currently provide such a parser. - // So, we use url.Parse("http://"+trimmed) below to ~verify the format, possibly - // letting some invalid input in, trading that off for a simpler parser. - // - // url.Parse("http://"+trimmed) is, sadly, too permissive, notably for - // trimmed == "http://example.com/…", url.Parse("http://http://example.com/…") - // is accepted and parsed as - // {Scheme: "http", Host: "http:", Path: "//example.com/…"}. - // - // So, first we do an explicit check for an unwanted scheme prefix: - - // This will parse trimmed=="http://example.com/…" with Scheme: "http". Perhaps surprisingly, - // it also succeeds for the input we want to accept, in different ways: - // "example.com" -> {Scheme:"", Opaque:"", Path:"example.com"} - // "example.com/repo" -> {Scheme:"", Opaque:"", Path:"example.com/repo"} - // "example.com:5000" -> {Scheme:"example.com", Opaque:"5000"} - // "example.com:5000/repo" -> {Scheme:"example.com", Opaque:"5000/repo"} - uri, err := url.Parse(trimmed) - if err != nil { - return "", &InvalidRegistries{s: fmt.Sprintf("invalid URL '%s': %v", input, err)} - } - - // Check if a URI Scheme is set. - // Note that URLs that do not start with a slash after the scheme are - // interpreted as `scheme:opaque[?query][#fragment]`; see above for examples. - if uri.Scheme != "" && uri.Opaque == "" { + if strings.HasPrefix(trimmed, "http://") || strings.HasPrefix(trimmed, "https://") { msg := fmt.Sprintf("invalid URL '%s': URI schemes are not supported", input) return "", &InvalidRegistries{s: msg} } - uri, err = url.Parse("http://" + trimmed) - if err != nil { - msg := fmt.Sprintf("invalid URL '%s': sanitized URL did not parse: %v", input, err) - return "", &InvalidRegistries{s: msg} - } - - if uri.User != nil { - msg := fmt.Sprintf("invalid URL '%s': user/password are not supported", trimmed) - return "", &InvalidRegistries{s: msg} - } - return trimmed, nil } @@ -279,7 +241,18 @@ var configMutex = sync.Mutex{} // are synchronized via configMutex. var configCache = make(map[string][]Registry) +// InvalidateCache invalidates the registry cache. This function is meant to be +// used for long-running processes that need to reload potential changes made to +// the cached registry config files. +func InvalidateCache() { + configMutex.Lock() + defer configMutex.Unlock() + configCache = make(map[string][]Registry) +} + // GetRegistries loads and returns the registries specified in the config. +// Note the parsed content of registry config files is cached. For reloading, +// use `InvalidateCache` and re-call `GetRegistries`. func GetRegistries(ctx *types.SystemContext) ([]Registry, error) { configPath := getConfigPath(ctx) @@ -293,6 +266,13 @@ func GetRegistries(ctx *types.SystemContext) ([]Registry, error) { // load the config config, err := loadRegistryConf(configPath) if err != nil { + // Return an empty []Registry if we use the default config, + // which implies that the config path of the SystemContext + // isn't set. Note: if ctx.SystemRegistriesConfPath points to + // the default config, we will still return an error. + if os.IsNotExist(err) && (ctx == nil || ctx.SystemRegistriesConfPath == "") { + return []Registry{}, nil + } return nil, err } @@ -323,23 +303,33 @@ func GetRegistries(ctx *types.SystemContext) ([]Registry, error) { // FindUnqualifiedSearchRegistries returns all registries that are configured // for unqualified image search (i.e., with Registry.Search == true). -func FindUnqualifiedSearchRegistries(registries []Registry) []Registry { +func FindUnqualifiedSearchRegistries(ctx *types.SystemContext) ([]Registry, error) { + registries, err := GetRegistries(ctx) + if err != nil { + return nil, err + } + unqualified := []Registry{} for _, reg := range registries { if reg.Search { unqualified = append(unqualified, reg) } } - return unqualified + return unqualified, nil } // FindRegistry returns the Registry with the longest prefix for ref. If no // Registry prefixes the image, nil is returned. -func FindRegistry(ref string, registries []Registry) *Registry { +func FindRegistry(ctx *types.SystemContext, ref string) (*Registry, error) { + registries, err := GetRegistries(ctx) + if err != nil { + return nil, err + } + reg := Registry{} prefixLen := 0 for _, r := range registries { - if strings.HasPrefix(ref, r.Prefix) { + if strings.HasPrefix(ref, r.Prefix+"/") || ref == r.Prefix { length := len(r.Prefix) if length > prefixLen { reg = r @@ -348,9 +338,9 @@ func FindRegistry(ref string, registries []Registry) *Registry { } } if prefixLen != 0 { - return ® + return ®, nil } - return nil + return nil, nil } // Reads the global registry file from the filesystem. Returns a byte array. diff --git a/vendor/github.com/containers/image/types/types.go b/vendor/github.com/containers/image/types/types.go index 5d05b711a..a552e4597 100644 --- a/vendor/github.com/containers/image/types/types.go +++ b/vendor/github.com/containers/image/types/types.go @@ -324,6 +324,30 @@ type DockerAuthConfig struct { Password string } +// OptionalBool is a boolean with an additional undefined value, which is meant +// to be used in the context of user input to distinguish between a +// user-specified value and a default value. +type OptionalBool byte + +const ( + // OptionalBoolUndefined indicates that the OptionalBoolean hasn't been written. + OptionalBoolUndefined OptionalBool = iota + // OptionalBoolTrue represents the boolean true. + OptionalBoolTrue + // OptionalBoolFalse represents the boolean false. + OptionalBoolFalse +) + +// NewOptionalBool converts the input bool into either OptionalBoolTrue or +// OptionalBoolFalse. The function is meant to avoid boilerplate code of users. +func NewOptionalBool(b bool) OptionalBool { + o := OptionalBoolFalse + if b == true { + o = OptionalBoolTrue + } + return o +} + // SystemContext allows parameterizing access to implicitly-accessed resources, // like configuration files in /etc and users' login state in their home directory. // Various components can share the same field only if their semantics is exactly @@ -376,7 +400,7 @@ type SystemContext struct { // Ignored if DockerCertPath is non-empty. DockerPerHostCertDirPath string // Allow contacting docker registries over HTTP, or HTTPS with failed TLS verification. Note that this does not affect other TLS connections. - DockerInsecureSkipTLSVerify bool + DockerInsecureSkipTLSVerify OptionalBool // if nil, the library tries to parse ~/.docker/config.json to retrieve credentials DockerAuthConfig *DockerAuthConfig // if not "", an User-Agent header is added to each request when contacting a registry. diff --git a/vendor/github.com/containers/image/vendor.conf b/vendor/github.com/containers/image/vendor.conf index 246c0096a..de6dcbecf 100644 --- a/vendor/github.com/containers/image/vendor.conf +++ b/vendor/github.com/containers/image/vendor.conf @@ -34,7 +34,7 @@ github.com/xeipuuv/gojsonschema master github.com/xeipuuv/gojsonreference master github.com/xeipuuv/gojsonpointer master github.com/tchap/go-patricia v2.2.6 -github.com/opencontainers/selinux ba1aefe8057f1d0cfb8e88d0ec1dc85925ef987d +github.com/opencontainers/selinux 077c8b6d1c18456fb7c792bc0de52295a0d1900e github.com/BurntSushi/toml b26d9c308763d68093482582cea63d69be07a0f0 github.com/ostreedev/ostree-go aeb02c6b6aa2889db3ef62f7855650755befd460 github.com/gogo/protobuf fcdc5011193ff531a548e9b0301828d5a5b97fd8 |