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https://github.com/distribution/distribution
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4d15bf071c
Middleware code may perform additional checks on blobs written. Allow it to return access denied errors that will result in 403 Forbidden. Signed-off-by: Michal Minar <miminar@redhat.com>
116 lines
3.2 KiB
Go
116 lines
3.2 KiB
Go
package distribution
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import (
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"errors"
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"fmt"
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"strings"
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"github.com/docker/distribution/digest"
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)
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// ErrAccessDenied is returned when an access to a requested resource is
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// denied.
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var ErrAccessDenied = errors.New("access denied")
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// ErrManifestNotModified is returned when a conditional manifest GetByTag
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// returns nil due to the client indicating it has the latest version
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var ErrManifestNotModified = errors.New("manifest not modified")
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// ErrUnsupported is returned when an unimplemented or unsupported action is
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// performed
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var ErrUnsupported = errors.New("operation unsupported")
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// ErrTagUnknown is returned if the given tag is not known by the tag service
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type ErrTagUnknown struct {
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Tag string
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}
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func (err ErrTagUnknown) Error() string {
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return fmt.Sprintf("unknown tag=%s", err.Tag)
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}
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// ErrRepositoryUnknown is returned if the named repository is not known by
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// the registry.
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type ErrRepositoryUnknown struct {
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Name string
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}
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func (err ErrRepositoryUnknown) Error() string {
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return fmt.Sprintf("unknown repository name=%s", err.Name)
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}
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// ErrRepositoryNameInvalid should be used to denote an invalid repository
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// name. Reason may set, indicating the cause of invalidity.
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type ErrRepositoryNameInvalid struct {
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Name string
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Reason error
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}
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func (err ErrRepositoryNameInvalid) Error() string {
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return fmt.Sprintf("repository name %q invalid: %v", err.Name, err.Reason)
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}
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// ErrManifestUnknown is returned if the manifest is not known by the
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// registry.
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type ErrManifestUnknown struct {
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Name string
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Tag string
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}
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func (err ErrManifestUnknown) Error() string {
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return fmt.Sprintf("unknown manifest name=%s tag=%s", err.Name, err.Tag)
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}
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// ErrManifestUnknownRevision is returned when a manifest cannot be found by
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// revision within a repository.
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type ErrManifestUnknownRevision struct {
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Name string
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Revision digest.Digest
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}
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func (err ErrManifestUnknownRevision) Error() string {
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return fmt.Sprintf("unknown manifest name=%s revision=%s", err.Name, err.Revision)
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}
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// ErrManifestUnverified is returned when the registry is unable to verify
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// the manifest.
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type ErrManifestUnverified struct{}
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func (ErrManifestUnverified) Error() string {
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return fmt.Sprintf("unverified manifest")
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}
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// ErrManifestVerification provides a type to collect errors encountered
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// during manifest verification. Currently, it accepts errors of all types,
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// but it may be narrowed to those involving manifest verification.
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type ErrManifestVerification []error
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func (errs ErrManifestVerification) Error() string {
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var parts []string
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for _, err := range errs {
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parts = append(parts, err.Error())
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}
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return fmt.Sprintf("errors verifying manifest: %v", strings.Join(parts, ","))
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}
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// ErrManifestBlobUnknown returned when a referenced blob cannot be found.
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type ErrManifestBlobUnknown struct {
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Digest digest.Digest
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}
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func (err ErrManifestBlobUnknown) Error() string {
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return fmt.Sprintf("unknown blob %v on manifest", err.Digest)
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}
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// ErrManifestNameInvalid should be used to denote an invalid manifest
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// name. Reason may set, indicating the cause of invalidity.
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type ErrManifestNameInvalid struct {
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Name string
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Reason error
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}
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func (err ErrManifestNameInvalid) Error() string {
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return fmt.Sprintf("manifest name %q invalid: %v", err.Name, err.Reason)
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}
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