lib

package
v0.0.0-...-969384c Latest Latest
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 Go to latest Published: Nov 22, 2024 License: Apache-2.0 Imports: 21 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// RepositorySubexp is the name for sub regex that maps to repository name in the url
	RepositorySubexp = "repository"
	// ReferenceSubexp is the name for sub regex that maps to reference (tag or digest) url
	ReferenceSubexp = "reference"
	// DigestSubexp is the name for sub regex that maps to digest in the url
	DigestSubexp = "digest"
)
View Source 
const KBRATE = 1024 / 8

Variables

View Source 
var (
	// V2ManifestURLRe is the regular expression for matching request v2 handler to view/delete manifest
	V2ManifestURLRe = regexp.MustCompile(fmt.Sprintf(`^/v2/(?P<%s>%s)/manifests/(?P<%s>.*)$`, RepositorySubexp, reference.NameRegexp.String(), ReferenceSubexp))
	// V2TagListURLRe is the regular expression for matching request to v2 handler to list tags
	V2TagListURLRe = regexp.MustCompile(fmt.Sprintf(`^/v2/(?P<%s>%s)/tags/list`, RepositorySubexp, reference.NameRegexp.String()))
	// V2BlobURLRe is the regular expression for matching request to v2 handler to retrieve head/delete a blob
	V2BlobURLRe = regexp.MustCompile(fmt.Sprintf(`^/v2/(?P<%s>%s)/blobs/(?P<%s>%s)$`, RepositorySubexp, reference.NameRegexp.String(), DigestSubexp, digest.DigestRegexp.String()))
	// V2BlobUploadURLRe is the regular expression for matching the request to v2 handler to upload a blob, the upload uuid currently is not put into a group
	V2BlobUploadURLRe = regexp.MustCompile(fmt.Sprintf(`^/v2/(?P<%s>%s)/blobs/uploads[/a-zA-Z0-9\-_\.=]*$`, RepositorySubexp, reference.NameRegexp.String()))
	// V2CatalogURLRe is the regular expression for matching the request to v2 handler to list catalog
	V2CatalogURLRe = regexp.MustCompile(`^/v2/_catalog(/.*)?$`)
	// V2ReferrersURLRe is the regular expression for matching request to v2 handler to list referrers
	V2ReferrersURLRe = regexp.MustCompile(fmt.Sprintf(`^/v2/(?P<%s>%s)/referrers/(?P<%s>.*)$`, RepositorySubexp, reference.NameRegexp.String(), ReferenceSubexp))
	// RepositoryNameRe is the regular expression for  matching repository name
	RepositoryNameRe = regexp.MustCompile(fmt.Sprintf("^%s$", reference.NameRegexp))
)

Functions

func BoolValue 

func BoolValue(v *bool) bool

BoolValue returns the value of the bool pointer or false if the pointer is nil

func GetAPIVersion 

func GetAPIVersion(ctx context.Context) string

GetAPIVersion gets the API version from the context

func GetAuthMode 

func GetAuthMode(ctx context.Context) string

GetAuthMode gets the auth mode from the context

func GetCarrySession 

func GetCarrySession(ctx context.Context) bool

GetCarrySession gets the "carry session" from the context indicates whether the request carries session or not

func GetXRequestID 

func GetXRequestID(ctx context.Context) string

GetXRequestID gets the XRequestID from the context

func Int64Value 

func Int64Value(v *int64) int64

Int64Value returns the value of the int64 pointer or 0 if the pointer is nil

func JSONCopy 

func JSONCopy(dst, src interface{}) error

JSONCopy copy from src to dst with json marshal and unmarshal. NOTE: copy from one struct to another struct may miss some values depend on the json tag in the fields, you should know what will happened when call this function.

func MatchBlobURLPattern 

func MatchBlobURLPattern(path string) (repository, digest string, match bool)

MatchBlobURLPattern checks whether the provided path matches the blob URL pattern, if does, returns the repository and reference as well

func MatchBlobUploadURLPattern 

func MatchBlobUploadURLPattern(path string) (repository string, match bool)

MatchBlobUploadURLPattern checks whether the provided path matches the blob upload URL pattern, if does, returns the repository as well

func MatchManifestURLPattern 

func MatchManifestURLPattern(path string) (repository, reference string, match bool)

MatchManifestURLPattern checks whether the provided path matches the manifest URL pattern, if does, returns the repository and reference as well

func NewReader 

func NewReader(r io.ReadCloser, kb int32) io.ReadCloser

NewReader returns a Reader that is rate limited

func NopCloseRequest 

func NopCloseRequest(r *http.Request) *http.Request

NopCloseRequest ...

func ShuffleStringSlice 

func ShuffleStringSlice(slice []string)

ShuffleStringSlice shuffles the string slice in place.

func StringValue 

func StringValue(v *string) string

StringValue returns the value of the string pointer or "" if the pointer is nil

func Title 

func Title(s string) string

Title uppercase the first character, and lower case the rest, for example covert MANUAL to Manual

func ToBool 

func ToBool(v interface{}) bool

ToBool convert interface to bool

func TrimLineBreaks 

func TrimLineBreaks(s string) string

TrimLineBreaks trims line breaks in string.

func Truncate 

func Truncate(str, suffix string, n int) string

Truncate tries to append the "suffix" to the "str". If the length of the appended string exceeds "n", the function truncates the "str" to make sure the "suffix" is appended

func ValidateHTTPURL 

func ValidateHTTPURL(s string) (string, error)

ValidateHTTPURL checks whether the provided string is a valid HTTP URL. If it is, return the URL in format "scheme://host:port" to avoid the SSRF

func ValidateQuotaLimit 

func ValidateQuotaLimit(storageLimit int64) error

func WithAPIVersion 

func WithAPIVersion(ctx context.Context, version string) context.Context

WithAPIVersion returns a context with APIVersion set

func WithArtifactInfo 

func WithArtifactInfo(ctx context.Context, art ArtifactInfo) context.Context

WithArtifactInfo returns a context with ArtifactInfo set

func WithAuthMode 

func WithAuthMode(ctx context.Context, mode string) context.Context

WithAuthMode returns a context with auth mode set

func WithCarrySession 

func WithCarrySession(ctx context.Context, carrySession bool) context.Context

WithCarrySession returns a context with "carry session" set that indicates whether the request carries session or not

func WithXRequestID 

func WithXRequestID(ctx context.Context, version string) context.Context

WithXRequestID returns a context with XRequestID set

Types

type ArtifactInfo 

type ArtifactInfo struct {
	Repository           string
	Reference            string
	ProjectName          string
	Digest               string
	Tag                  string
	BlobMountRepository  string
	BlobMountProjectName string
	BlobMountDigest      string
}

ArtifactInfo wraps the artifact info extracted from the request to "/v2/"

func GetArtifactInfo 

func GetArtifactInfo(ctx context.Context) (art ArtifactInfo)

GetArtifactInfo gets the ArtifactInfo from the context

type Authorizer 

type Authorizer modifier.Modifier

Authorizer authorizes the request 

type Link struct {
	URL   string
	Rel   string
	Attrs map[string]string
}

Link defines the model that describes the HTTP link header

func (*Link) String 

func (l *Link) String() string

String returns the string representation of a link 

type Links []*Link

Links is a link object array 

func ParseLinks(str string) Links

ParseLinks parses the link header into Links e.g. <http://example.com/TheBook/chapter2>; rel="previous"; title="previous chapter" , <http://example.com/TheBook/chapter4>; rel="next"; title="next chapter"

func (Links) String 

func (l Links) String() string

String returns the string representation of links

type RateOpts 

type RateOpts struct {
	Rate float64
}

type ResponseBuffer 

type ResponseBuffer struct {
	// contains filtered or unexported fields
}

ResponseBuffer is a wrapper for the http.ResponseWriter to buffer the response data

func NewResponseBuffer 

func NewResponseBuffer(w http.ResponseWriter) *ResponseBuffer

NewResponseBuffer creates a ResponseBuffer object

func (*ResponseBuffer) Buffer 

func (r *ResponseBuffer) Buffer() []byte

Buffer returns the buffer of ResponseBuffer

func (*ResponseBuffer) Flush 

func (r *ResponseBuffer) Flush() (int, error)

Flush the status code, header and data into the underlying response writer

func (*ResponseBuffer) Header 

func (r *ResponseBuffer) Header() http.Header

Header returns the header of the buffer

func (*ResponseBuffer) Reset 

func (r *ResponseBuffer) Reset() error

Reset reset the response buffer

func (*ResponseBuffer) StatusCode 

func (r *ResponseBuffer) StatusCode() int

StatusCode returns the status code

func (*ResponseBuffer) Success 

func (r *ResponseBuffer) Success() bool

Success checks whether the status code is >= 200 & <= 399

func (*ResponseBuffer) Write 

func (r *ResponseBuffer) Write(data []byte) (int, error)

Write writes the data into the buffer without writing to the underlying response writer

func (*ResponseBuffer) WriteHeader 

func (r *ResponseBuffer) WriteHeader(statusCode int)

WriteHeader writes the status code into the buffer without writing to the underlying response writer

type ResponseRecorder 

type ResponseRecorder struct {
	StatusCode int

	http.ResponseWriter
	// contains filtered or unexported fields
}

ResponseRecorder is a wrapper for the http.ResponseWriter to record the response status code

func NewResponseRecorder 

func NewResponseRecorder(w http.ResponseWriter) *ResponseRecorder

NewResponseRecorder creates a response recorder

func (*ResponseRecorder) Success 

func (r *ResponseRecorder) Success() bool

Success checks whether the status code is >= 200 & <= 399

func (*ResponseRecorder) Write 

func (r *ResponseRecorder) Write(data []byte) (int, error)

Write records the status code before writing data to the underlying writer

func (*ResponseRecorder) WriteHeader 

func (r *ResponseRecorder) WriteHeader(statusCode int)

WriteHeader records the status code before writing the code to the underlying writer

type Set 

type Set map[interface{}]void

Set a simple set

func (Set) Add 

func (s Set) Add(item interface{})

Add add item to set

func (Set) Exists 

func (s Set) Exists(item interface{}) bool

Exists returns true when item in the set

func (Set) Items 

func (s Set) Items() []interface{}

Items returns the items in the set

type WorkerPool 

type WorkerPool struct {
	// contains filtered or unexported fields
}

WorkerPool controls the concurrency limit of task/process

func NewWorkerPool 

func NewWorkerPool(size int32) *WorkerPool

NewWorkerPool creates a new worker pool with specified size

func (*WorkerPool) GetWorker 

func (w *WorkerPool) GetWorker()

GetWorker hangs until a free worker available

func (*WorkerPool) ReleaseWorker 

func (w *WorkerPool) ReleaseWorker()

ReleaseWorker hangs until the worker return back into the pool

Source Files

View all Source files

Directories

Path Synopsis
memory
redis
metadata
Package metadata define config related metadata
 Package metadata define config related metadata
models
encode
repository
q
selectors/doublestar
selectors/index
selectors/label
selectors/severity
selectors/signature

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