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Update vendor dependencies

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Signed-off-by: Emile Vauge <emile@vauge.com>
This commit is contained in:
Emile Vauge 2017-03-09 23:26:41 +01:00 • committed by Timo Reimann
parent 8401cccff2
commit 1140ee6c64
357 changed files with 0 additions and 38269 deletions
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1596
vendor/github.com/docker/distribution/registry/api/v2/descriptors.go generated vendored
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9
vendor/github.com/docker/distribution/registry/api/v2/doc.go generated vendored
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// Package v2 describes routes, urls and the error codes used in the Docker
// Registry JSON HTTP API V2. In addition to declarations, descriptors are
// provided for routes and error codes that can be used for implementation and
// automatically generating documentation.
//
// Definitions here are considered to be locked down for the V2 registry api.
// Any changes must be considered carefully and should not proceed without a
// change proposal in docker core.
package v2

136
vendor/github.com/docker/distribution/registry/api/v2/errors.go generated vendored
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package v2
import (
"net/http"
"github.com/docker/distribution/registry/api/errcode"
)
const errGroup = "registry.api.v2"
var (
// ErrorCodeDigestInvalid is returned when uploading a blob if the
// provided digest does not match the blob contents.
ErrorCodeDigestInvalid = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "DIGEST_INVALID",
Message: "provided digest did not match uploaded content",
Description: `When a blob is uploaded, the registry will check that
the content matches the digest provided by the client. The error may
include a detail structure with the key "digest", including the
invalid digest string. This error may also be returned when a manifest
includes an invalid layer digest.`,
HTTPStatusCode: http.StatusBadRequest,
})
// ErrorCodeSizeInvalid is returned when uploading a blob if the provided
ErrorCodeSizeInvalid = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "SIZE_INVALID",
Message: "provided length did not match content length",
Description: `When a layer is uploaded, the provided size will be
checked against the uploaded content. If they do not match, this error
will be returned.`,
HTTPStatusCode: http.StatusBadRequest,
})
// ErrorCodeNameInvalid is returned when the name in the manifest does not
// match the provided name.
ErrorCodeNameInvalid = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "NAME_INVALID",
Message: "invalid repository name",
Description: `Invalid repository name encountered either during
manifest validation or any API operation.`,
HTTPStatusCode: http.StatusBadRequest,
})
// ErrorCodeTagInvalid is returned when the tag in the manifest does not
// match the provided tag.
ErrorCodeTagInvalid = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "TAG_INVALID",
Message: "manifest tag did not match URI",
Description: `During a manifest upload, if the tag in the manifest
does not match the uri tag, this error will be returned.`,
HTTPStatusCode: http.StatusBadRequest,
})
// ErrorCodeNameUnknown when the repository name is not known.
ErrorCodeNameUnknown = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "NAME_UNKNOWN",
Message: "repository name not known to registry",
Description: `This is returned if the name used during an operation is
unknown to the registry.`,
HTTPStatusCode: http.StatusNotFound,
})
// ErrorCodeManifestUnknown returned when image manifest is unknown.
ErrorCodeManifestUnknown = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "MANIFEST_UNKNOWN",
Message: "manifest unknown",
Description: `This error is returned when the manifest, identified by
name and tag is unknown to the repository.`,
HTTPStatusCode: http.StatusNotFound,
})
// ErrorCodeManifestInvalid returned when an image manifest is invalid,
// typically during a PUT operation. This error encompasses all errors
// encountered during manifest validation that aren't signature errors.
ErrorCodeManifestInvalid = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "MANIFEST_INVALID",
Message: "manifest invalid",
Description: `During upload, manifests undergo several checks ensuring
validity. If those checks fail, this error may be returned, unless a
more specific error is included. The detail will contain information
the failed validation.`,
HTTPStatusCode: http.StatusBadRequest,
})
// ErrorCodeManifestUnverified is returned when the manifest fails
// signature verification.
ErrorCodeManifestUnverified = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "MANIFEST_UNVERIFIED",
Message: "manifest failed signature verification",
Description: `During manifest upload, if the manifest fails signature
verification, this error will be returned.`,
HTTPStatusCode: http.StatusBadRequest,
})
// ErrorCodeManifestBlobUnknown is returned when a manifest blob is
// unknown to the registry.
ErrorCodeManifestBlobUnknown = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "MANIFEST_BLOB_UNKNOWN",
Message: "blob unknown to registry",
Description: `This error may be returned when a manifest blob is
unknown to the registry.`,
HTTPStatusCode: http.StatusBadRequest,
})
// ErrorCodeBlobUnknown is returned when a blob is unknown to the
// registry. This can happen when the manifest references a nonexistent
// layer or the result is not found by a blob fetch.
ErrorCodeBlobUnknown = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "BLOB_UNKNOWN",
Message: "blob unknown to registry",
Description: `This error may be returned when a blob is unknown to the
registry in a specified repository. This can be returned with a
standard get or if a manifest references an unknown layer during
upload.`,
HTTPStatusCode: http.StatusNotFound,
})
// ErrorCodeBlobUploadUnknown is returned when an upload is unknown.
ErrorCodeBlobUploadUnknown = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "BLOB_UPLOAD_UNKNOWN",
Message: "blob upload unknown to registry",
Description: `If a blob upload has been cancelled or was never
started, this error code may be returned.`,
HTTPStatusCode: http.StatusNotFound,
})
// ErrorCodeBlobUploadInvalid is returned when an upload is invalid.
ErrorCodeBlobUploadInvalid = errcode.Register(errGroup, errcode.ErrorDescriptor{
Value: "BLOB_UPLOAD_INVALID",
Message: "blob upload invalid",
Description: `The blob upload encountered an error and can no
longer proceed.`,
HTTPStatusCode: http.StatusNotFound,
})
)

161
vendor/github.com/docker/distribution/registry/api/v2/headerparser.go generated vendored
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@ -1,161 +0,0 @@
package v2
import (
"fmt"
"regexp"
"strings"
"unicode"
)
var (
// according to rfc7230
reToken = regexp.MustCompile(`^[^"(),/:;<=>?@[\]{}[:space:][:cntrl:]]+`)
reQuotedValue = regexp.MustCompile(`^[^\\"]+`)
reEscapedCharacter = regexp.MustCompile(`^[[:blank:][:graph:]]`)
)
// parseForwardedHeader is a benevolent parser of Forwarded header defined in rfc7239. The header contains
// a comma-separated list of forwarding key-value pairs. Each list element is set by single proxy. The
// function parses only the first element of the list, which is set by the very first proxy. It returns a map
// of corresponding key-value pairs and an unparsed slice of the input string.
//
// Examples of Forwarded header values:
//
// 1. Forwarded: For=192.0.2.43; Proto=https,For="[2001:db8:cafe::17]",For=unknown
// 2. Forwarded: for="192.0.2.43:443"; host="registry.example.org", for="10.10.05.40:80"
//
// The first will be parsed into {"for": "192.0.2.43", "proto": "https"} while the second into
// {"for": "192.0.2.43:443", "host": "registry.example.org"}.
func parseForwardedHeader(forwarded string) (map[string]string, string, error) {
// Following are states of forwarded header parser. Any state could transition to a failure.
const (
// terminating state; can transition to Parameter
stateElement = iota
// terminating state; can transition to KeyValueDelimiter
stateParameter
// can transition to Value
stateKeyValueDelimiter
// can transition to one of { QuotedValue, PairEnd }
stateValue
// can transition to one of { EscapedCharacter, PairEnd }
stateQuotedValue
// can transition to one of { QuotedValue }
stateEscapedCharacter
// terminating state; can transition to one of { Parameter, Element }
statePairEnd
)
var (
parameter string
value string
parse = forwarded[:]
res = map[string]string{}
state = stateElement
)
Loop:
for {
// skip spaces unless in quoted value
if state != stateQuotedValue && state != stateEscapedCharacter {
parse = strings.TrimLeftFunc(parse, unicode.IsSpace)
}
if len(parse) == 0 {
if state != stateElement && state != statePairEnd && state != stateParameter {
return nil, parse, fmt.Errorf("unexpected end of input")
}
// terminating
break
}
switch state {
// terminate at list element delimiter
case stateElement:
if parse[0] == ',' {
parse = parse[1:]
break Loop
}
state = stateParameter
// parse parameter (the key of key-value pair)
case stateParameter:
match := reToken.FindString(parse)
if len(match) == 0 {
return nil, parse, fmt.Errorf("failed to parse token at position %d", len(forwarded)-len(parse))
}
parameter = strings.ToLower(match)
parse = parse[len(match):]
state = stateKeyValueDelimiter
// parse '='
case stateKeyValueDelimiter:
if parse[0] != '=' {
return nil, parse, fmt.Errorf("expected '=', not '%c' at position %d", parse[0], len(forwarded)-len(parse))
}
parse = parse[1:]
state = stateValue
// parse value or quoted value
case stateValue:
if parse[0] == '"' {
parse = parse[1:]
state = stateQuotedValue
} else {
value = reToken.FindString(parse)
if len(value) == 0 {
return nil, parse, fmt.Errorf("failed to parse value at position %d", len(forwarded)-len(parse))
}
if _, exists := res[parameter]; exists {
return nil, parse, fmt.Errorf("duplicate parameter %q at position %d", parameter, len(forwarded)-len(parse))
}
res[parameter] = value
parse = parse[len(value):]
value = ""
state = statePairEnd
}
// parse a part of quoted value until the first backslash
case stateQuotedValue:
match := reQuotedValue.FindString(parse)
value += match
parse = parse[len(match):]
switch {
case len(parse) == 0:
return nil, parse, fmt.Errorf("unterminated quoted string")
case parse[0] == '"':
res[parameter] = value
value = ""
parse = parse[1:]
state = statePairEnd
case parse[0] == '\\':
parse = parse[1:]
state = stateEscapedCharacter
}
// parse escaped character in a quoted string, ignore the backslash
// transition back to QuotedValue state
case stateEscapedCharacter:
c := reEscapedCharacter.FindString(parse)
if len(c) == 0 {
return nil, parse, fmt.Errorf("invalid escape sequence at position %d", len(forwarded)-len(parse)-1)
}
value += c
parse = parse[1:]
state = stateQuotedValue
// expect either a new key-value pair, new list or end of input
case statePairEnd:
switch parse[0] {
case ';':
parse = parse[1:]
state = stateParameter
case ',':
state = stateElement
default:
return nil, parse, fmt.Errorf("expected ',' or ';', not %c at position %d", parse[0], len(forwarded)-len(parse))
}
}
}
return res, parse, nil
}

49
vendor/github.com/docker/distribution/registry/api/v2/routes.go generated vendored
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@ -1,49 +0,0 @@
package v2
import "github.com/gorilla/mux"
// The following are definitions of the name under which all V2 routes are
// registered. These symbols can be used to look up a route based on the name.
const (
RouteNameBase = "base"
RouteNameManifest = "manifest"
RouteNameTags = "tags"
RouteNameBlob = "blob"
RouteNameBlobUpload = "blob-upload"
RouteNameBlobUploadChunk = "blob-upload-chunk"
RouteNameCatalog = "catalog"
)
var allEndpoints = []string{
RouteNameManifest,
RouteNameCatalog,
RouteNameTags,
RouteNameBlob,
RouteNameBlobUpload,
RouteNameBlobUploadChunk,
}
// Router builds a gorilla router with named routes for the various API
// methods. This can be used directly by both server implementations and
// clients.
func Router() *mux.Router {
return RouterWithPrefix("")
}
// RouterWithPrefix builds a gorilla router with a configured prefix
// on all routes.
func RouterWithPrefix(prefix string) *mux.Router {
rootRouter := mux.NewRouter()
router := rootRouter
if prefix != "" {
router = router.PathPrefix(prefix).Subrouter()
}
router.StrictSlash(true)
for _, descriptor := range routeDescriptors {
router.Path(descriptor.Path).Name(descriptor.Name)
}
return rootRouter
}

314
vendor/github.com/docker/distribution/registry/api/v2/urls.go generated vendored
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@ -1,314 +0,0 @@
package v2
import (
"net"
"net/http"
"net/url"
"strconv"
"strings"
"github.com/docker/distribution/reference"
"github.com/gorilla/mux"
)
// URLBuilder creates registry API urls from a single base endpoint. It can be
// used to create urls for use in a registry client or server.
//
// All urls will be created from the given base, including the api version.
// For example, if a root of "/foo/" is provided, urls generated will be fall
// under "/foo/v2/...". Most application will only provide a schema, host and
// port, such as "https://localhost:5000/".
type URLBuilder struct {
root *url.URL // url root (ie http://localhost/)
router *mux.Router
relative bool
}
// NewURLBuilder creates a URLBuilder with provided root url object.
func NewURLBuilder(root *url.URL, relative bool) *URLBuilder {
return &URLBuilder{
root: root,
router: Router(),
relative: relative,
}
}
// NewURLBuilderFromString workes identically to NewURLBuilder except it takes
// a string argument for the root, returning an error if it is not a valid
// url.
func NewURLBuilderFromString(root string, relative bool) (*URLBuilder, error) {
u, err := url.Parse(root)
if err != nil {
return nil, err
}
return NewURLBuilder(u, relative), nil
}
// NewURLBuilderFromRequest uses information from an *http.Request to
// construct the root url.
func NewURLBuilderFromRequest(r *http.Request, relative bool) *URLBuilder {
var scheme string
forwardedProto := r.Header.Get("X-Forwarded-Proto")
// TODO: log the error
forwardedHeader, _, _ := parseForwardedHeader(r.Header.Get("Forwarded"))
switch {
case len(forwardedProto) > 0:
scheme = forwardedProto
case len(forwardedHeader["proto"]) > 0:
scheme = forwardedHeader["proto"]
case r.TLS != nil:
scheme = "https"
case len(r.URL.Scheme) > 0:
scheme = r.URL.Scheme
default:
scheme = "http"
}
host := r.Host
if forwardedHost := r.Header.Get("X-Forwarded-Host"); len(forwardedHost) > 0 {
// According to the Apache mod_proxy docs, X-Forwarded-Host can be a
// comma-separated list of hosts, to which each proxy appends the
// requested host. We want to grab the first from this comma-separated
// list.
hosts := strings.SplitN(forwardedHost, ",", 2)
host = strings.TrimSpace(hosts[0])
} else if addr, exists := forwardedHeader["for"]; exists {
host = addr
} else if h, exists := forwardedHeader["host"]; exists {
host = h
}
portLessHost, port := host, ""
if !isIPv6Address(portLessHost) {
// with go 1.6, this would treat the last part of IPv6 address as a port
portLessHost, port, _ = net.SplitHostPort(host)
}
if forwardedPort := r.Header.Get("X-Forwarded-Port"); len(port) == 0 && len(forwardedPort) > 0 {
ports := strings.SplitN(forwardedPort, ",", 2)
forwardedPort = strings.TrimSpace(ports[0])
if _, err := strconv.ParseInt(forwardedPort, 10, 32); err == nil {
port = forwardedPort
}
}
if len(portLessHost) > 0 {
host = portLessHost
}
if len(port) > 0 {
// remove enclosing brackets of ipv6 address otherwise they will be duplicated
if len(host) > 1 && host[0] == '[' && host[len(host)-1] == ']' {
host = host[1 : len(host)-1]
}
// JoinHostPort properly encloses ipv6 addresses in square brackets
host = net.JoinHostPort(host, port)
} else if isIPv6Address(host) && host[0] != '[' {
// ipv6 needs to be enclosed in square brackets in urls
host = "[" + host + "]"
}
basePath := routeDescriptorsMap[RouteNameBase].Path
requestPath := r.URL.Path
index := strings.Index(requestPath, basePath)
u := &url.URL{
Scheme: scheme,
Host: host,
}
if index > 0 {
// N.B. index+1 is important because we want to include the trailing /
u.Path = requestPath[0 : index+1]
}
return NewURLBuilder(u, relative)
}
// BuildBaseURL constructs a base url for the API, typically just "/v2/".
func (ub *URLBuilder) BuildBaseURL() (string, error) {
route := ub.cloneRoute(RouteNameBase)
baseURL, err := route.URL()
if err != nil {
return "", err
}
return baseURL.String(), nil
}
// BuildCatalogURL constructs a url get a catalog of repositories
func (ub *URLBuilder) BuildCatalogURL(values ...url.Values) (string, error) {
route := ub.cloneRoute(RouteNameCatalog)
catalogURL, err := route.URL()
if err != nil {
return "", err
}
return appendValuesURL(catalogURL, values...).String(), nil
}
// BuildTagsURL constructs a url to list the tags in the named repository.
func (ub *URLBuilder) BuildTagsURL(name reference.Named) (string, error) {
route := ub.cloneRoute(RouteNameTags)
tagsURL, err := route.URL("name", name.Name())
if err != nil {
return "", err
}
return tagsURL.String(), nil
}
// BuildManifestURL constructs a url for the manifest identified by name and
// reference. The argument reference may be either a tag or digest.
func (ub *URLBuilder) BuildManifestURL(ref reference.Named) (string, error) {
route := ub.cloneRoute(RouteNameManifest)
tagOrDigest := ""
switch v := ref.(type) {
case reference.Tagged:
tagOrDigest = v.Tag()
case reference.Digested:
tagOrDigest = v.Digest().String()
}
manifestURL, err := route.URL("name", ref.Name(), "reference", tagOrDigest)
if err != nil {
return "", err
}
return manifestURL.String(), nil
}
// BuildBlobURL constructs the url for the blob identified by name and dgst.
func (ub *URLBuilder) BuildBlobURL(ref reference.Canonical) (string, error) {
route := ub.cloneRoute(RouteNameBlob)
layerURL, err := route.URL("name", ref.Name(), "digest", ref.Digest().String())
if err != nil {
return "", err
}
return layerURL.String(), nil
}
// BuildBlobUploadURL constructs a url to begin a blob upload in the
// repository identified by name.
func (ub *URLBuilder) BuildBlobUploadURL(name reference.Named, values ...url.Values) (string, error) {
route := ub.cloneRoute(RouteNameBlobUpload)
uploadURL, err := route.URL("name", name.Name())
if err != nil {
return "", err
}
return appendValuesURL(uploadURL, values...).String(), nil
}
// BuildBlobUploadChunkURL constructs a url for the upload identified by uuid,
// including any url values. This should generally not be used by clients, as
// this url is provided by server implementations during the blob upload
// process.
func (ub *URLBuilder) BuildBlobUploadChunkURL(name reference.Named, uuid string, values ...url.Values) (string, error) {
route := ub.cloneRoute(RouteNameBlobUploadChunk)
uploadURL, err := route.URL("name", name.Name(), "uuid", uuid)
if err != nil {
return "", err
}
return appendValuesURL(uploadURL, values...).String(), nil
}
// clondedRoute returns a clone of the named route from the router. Routes
// must be cloned to avoid modifying them during url generation.
func (ub *URLBuilder) cloneRoute(name string) clonedRoute {
route := new(mux.Route)
root := new(url.URL)
*route = *ub.router.GetRoute(name) // clone the route
*root = *ub.root
return clonedRoute{Route: route, root: root, relative: ub.relative}
}
type clonedRoute struct {
*mux.Route
root *url.URL
relative bool
}
func (cr clonedRoute) URL(pairs ...string) (*url.URL, error) {
routeURL, err := cr.Route.URL(pairs...)
if err != nil {
return nil, err
}
if cr.relative {
return routeURL, nil
}
if routeURL.Scheme == "" && routeURL.User == nil && routeURL.Host == "" {
routeURL.Path = routeURL.Path[1:]
}
url := cr.root.ResolveReference(routeURL)
url.Scheme = cr.root.Scheme
return url, nil
}
// appendValuesURL appends the parameters to the url.
func appendValuesURL(u *url.URL, values ...url.Values) *url.URL {
merged := u.Query()
for _, v := range values {
for k, vv := range v {
merged[k] = append(merged[k], vv...)
}
}
u.RawQuery = merged.Encode()
return u
}
// appendValues appends the parameters to the url. Panics if the string is not
// a url.
func appendValues(u string, values ...url.Values) string {
up, err := url.Parse(u)
if err != nil {
panic(err) // should never happen
}
return appendValuesURL(up, values...).String()
}
// isIPv6Address returns true if given string is a valid IPv6 address. No port is allowed. The address may be
// enclosed in square brackets.
func isIPv6Address(host string) bool {
if len(host) > 1 && host[0] == '[' && host[len(host)-1] == ']' {
host = host[1 : len(host)-1]
}
// The IPv6 scoped addressing zone identifier starts after the last percent sign.
if i := strings.LastIndexByte(host, '%'); i > 0 {
host = host[:i]
}
ip := net.ParseIP(host)
if ip == nil {
return false
}
if ip.To16() == nil {
return false
}
if ip.To4() == nil {
return true
}
// dot can be present in ipv4-mapped address, it needs to come after a colon though
i := strings.IndexAny(host, ":.")
return i >= 0 && host[i] == ':'
}