distribution/docs/config.go

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Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
2014-10-07 01:54:52 +00:00
package registry
import (
"errors"
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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"fmt"
"net"
"net/url"
"strings"
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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"github.com/docker/docker/opts"
flag "github.com/docker/docker/pkg/mflag"
"github.com/docker/docker/reference"
registrytypes "github.com/docker/engine-api/types/registry"
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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)
// Options holds command line options.
type Options struct {
Mirrors opts.ListOpts
InsecureRegistries opts.ListOpts
}
const (
// DefaultNamespace is the default namespace
DefaultNamespace = "docker.io"
// DefaultRegistryVersionHeader is the name of the default HTTP header
// that carries Registry version info
DefaultRegistryVersionHeader = "Docker-Distribution-Api-Version"
// IndexServer is the v1 registry server used for user auth + account creation
IndexServer = DefaultV1Registry + "/v1/"
// IndexName is the name of the index
IndexName = "docker.io"
// NotaryServer is the endpoint serving the Notary trust server
NotaryServer = "https://notary.docker.io"
// IndexServer = "https://registry-stage.hub.docker.com/v1/"
)
var (
// ErrInvalidRepositoryName is an error returned if the repository name did
// not have the correct form
ErrInvalidRepositoryName = errors.New("Invalid repository name (ex: \"registry.domain.tld/myrepos\")")
emptyServiceConfig = NewServiceConfig(nil)
// V2Only controls access to legacy registries. If it is set to true via the
// command line flag the daemon will not attempt to contact v1 legacy registries
V2Only = false
)
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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// InstallFlags adds command-line options to the top-level flag parser for
// the current process.
func (options *Options) InstallFlags(cmd *flag.FlagSet, usageFn func(string) string) {
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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options.Mirrors = opts.NewListOpts(ValidateMirror)
cmd.Var(&options.Mirrors, []string{"-registry-mirror"}, usageFn("Preferred Docker registry mirror"))
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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options.InsecureRegistries = opts.NewListOpts(ValidateIndexName)
cmd.Var(&options.InsecureRegistries, []string{"-insecure-registry"}, usageFn("Enable insecure registry communication"))
cmd.BoolVar(&V2Only, []string{"-disable-legacy-registry"}, false, usageFn("Do not contact legacy registries"))
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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}
// NewServiceConfig returns a new instance of ServiceConfig
func NewServiceConfig(options *Options) *registrytypes.ServiceConfig {
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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if options == nil {
options = &Options{
Mirrors: opts.NewListOpts(nil),
InsecureRegistries: opts.NewListOpts(nil),
}
}
// Localhost is by default considered as an insecure registry
// This is a stop-gap for people who are running a private registry on localhost (especially on Boot2docker).
//
// TODO: should we deprecate this once it is easier for people to set up a TLS registry or change
// daemon flags on boot2docker?
options.InsecureRegistries.Set("127.0.0.0/8")
config := &registrytypes.ServiceConfig{
InsecureRegistryCIDRs: make([]*registrytypes.NetIPNet, 0),
IndexConfigs: make(map[string]*registrytypes.IndexInfo, 0),
// Hack: Bypass setting the mirrors to IndexConfigs since they are going away
// and Mirrors are only for the official registry anyways.
Mirrors: options.Mirrors.GetAll(),
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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}
// Split --insecure-registry into CIDR and registry-specific settings.
for _, r := range options.InsecureRegistries.GetAll() {
// Check if CIDR was passed to --insecure-registry
_, ipnet, err := net.ParseCIDR(r)
if err == nil {
// Valid CIDR.
config.InsecureRegistryCIDRs = append(config.InsecureRegistryCIDRs, (*registrytypes.NetIPNet)(ipnet))
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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} else {
// Assume `host:port` if not CIDR.
config.IndexConfigs[r] = &registrytypes.IndexInfo{
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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Name: r,
Mirrors: make([]string, 0),
Secure: false,
Official: false,
}
}
}
// Configure public registry.
config.IndexConfigs[IndexName] = &registrytypes.IndexInfo{
Name: IndexName,
Mirrors: config.Mirrors,
Deprecating ResolveRepositoryName Passing RepositoryInfo to ResolveAuthConfig, pullRepository, and pushRepository Moving --registry-mirror configuration to registry config Created resolve_repository job Repo names with 'index.docker.io' or 'docker.io' are now synonymous with omitting an index name. Adding test for RepositoryInfo Adding tests for opts.StringSetOpts and registry.ValidateMirror Fixing search term use of repoInfo Adding integration tests for registry mirror configuration Normalizing LookupImage image name to match LocalName parsing rules Normalizing repository LocalName to avoid multiple references to an official image Removing errorOut use in tests Removing TODO comment gofmt changes golint comments cleanup. renaming RegistryOptions => registry.Options, and RegistryServiceConfig => registry.ServiceConfig Splitting out builtins.Registry and registry.NewService calls Stray whitespace cleanup Moving integration tests for Mirrors and InsecureRegistries into TestNewIndexInfo unit test Factoring out ValidateRepositoryName from NewRepositoryInfo Removing unused IndexServerURL Allowing json marshaling of ServiceConfig. Exposing ServiceConfig in /info Switching to CamelCase for json marshaling PR cleanup; removing 'Is' prefix from boolean members. Removing unneeded json tags. Removing non-cleanup related fix for 'localhost:[port]' in splitReposName Merge fixes for gh9735 Fixing integration test Reapplying #9754 Adding comment on config.IndexConfigs use from isSecureIndex Remove unused error return value from isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com> Adding back comment in isSecureIndex Signed-off-by: Don Kjer <don.kjer@gmail.com>
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Secure: true,
Official: true,
}
return config
}
// isSecureIndex returns false if the provided indexName is part of the list of insecure registries
// Insecure registries accept HTTP and/or accept HTTPS with certificates from unknown CAs.
//
// The list of insecure registries can contain an element with CIDR notation to specify a whole subnet.
// If the subnet contains one of the IPs of the registry specified by indexName, the latter is considered
// insecure.
//
// indexName should be a URL.Host (`host:port` or `host`) where the `host` part can be either a domain name
// or an IP address. If it is a domain name, then it will be resolved in order to check if the IP is contained
// in a subnet. If the resolving is not successful, isSecureIndex will only try to match hostname to any element
// of insecureRegistries.
func isSecureIndex(config *registrytypes.ServiceConfig, indexName string) bool {
// Check for configured index, first. This is needed in case isSecureIndex
// is called from anything besides newIndexInfo, in order to honor per-index configurations.
if index, ok := config.IndexConfigs[indexName]; ok {
return index.Secure
}
host, _, err := net.SplitHostPort(indexName)
if err != nil {
// assume indexName is of the form `host` without the port and go on.
host = indexName
}
addrs, err := lookupIP(host)
if err != nil {
ip := net.ParseIP(host)
if ip != nil {
addrs = []net.IP{ip}
}
// if ip == nil, then `host` is neither an IP nor it could be looked up,
// either because the index is unreachable, or because the index is behind an HTTP proxy.
// So, len(addrs) == 0 and we're not aborting.
}
// Try CIDR notation only if addrs has any elements, i.e. if `host`'s IP could be determined.
for _, addr := range addrs {
for _, ipnet := range config.InsecureRegistryCIDRs {
// check if the addr falls in the subnet
if (*net.IPNet)(ipnet).Contains(addr) {
return false
}
}
}
return true
}
// ValidateMirror validates an HTTP(S) registry mirror
func ValidateMirror(val string) (string, error) {
uri, err := url.Parse(val)
if err != nil {
return "", fmt.Errorf("%s is not a valid URI", val)
}
if uri.Scheme != "http" && uri.Scheme != "https" {
return "", fmt.Errorf("Unsupported scheme %s", uri.Scheme)
}
if uri.Path != "" || uri.RawQuery != "" || uri.Fragment != "" {
return "", fmt.Errorf("Unsupported path/query/fragment at end of the URI")
}
return fmt.Sprintf("%s://%s/", uri.Scheme, uri.Host), nil
}
// ValidateIndexName validates an index name.
func ValidateIndexName(val string) (string, error) {
if val == reference.LegacyDefaultHostname {
val = reference.DefaultHostname
}
if strings.HasPrefix(val, "-") || strings.HasSuffix(val, "-") {
return "", fmt.Errorf("Invalid index name (%s). Cannot begin or end with a hyphen.", val)
}
return val, nil
}
func validateNoSchema(reposName string) error {
if strings.Contains(reposName, "://") {
// It cannot contain a scheme!
return ErrInvalidRepositoryName
}
return nil
}
// newIndexInfo returns IndexInfo configuration from indexName
func newIndexInfo(config *registrytypes.ServiceConfig, indexName string) (*registrytypes.IndexInfo, error) {
var err error
indexName, err = ValidateIndexName(indexName)
if err != nil {
return nil, err
}
// Return any configured index info, first.
if index, ok := config.IndexConfigs[indexName]; ok {
return index, nil
}
// Construct a non-configured index info.
index := &registrytypes.IndexInfo{
Name: indexName,
Mirrors: make([]string, 0),
Official: false,
}
index.Secure = isSecureIndex(config, indexName)
return index, nil
}
// GetAuthConfigKey special-cases using the full index address of the official
// index as the AuthConfig key, and uses the (host)name[:port] for private indexes.
func GetAuthConfigKey(index *registrytypes.IndexInfo) string {
if index.Official {
return IndexServer
}
return index.Name
}
// newRepositoryInfo validates and breaks down a repository name into a RepositoryInfo
func newRepositoryInfo(config *registrytypes.ServiceConfig, name reference.Named) (*RepositoryInfo, error) {
index, err := newIndexInfo(config, name.Hostname())
if err != nil {
return nil, err
}
official := !strings.ContainsRune(name.Name(), '/')
return &RepositoryInfo{name, index, official}, nil
}
// ParseRepositoryInfo performs the breakdown of a repository name into a RepositoryInfo, but
// lacks registry configuration.
func ParseRepositoryInfo(reposName reference.Named) (*RepositoryInfo, error) {
return newRepositoryInfo(emptyServiceConfig, reposName)
}
// ParseSearchIndexInfo will use repository name to get back an indexInfo.
func ParseSearchIndexInfo(reposName string) (*registrytypes.IndexInfo, error) {
indexName, _ := splitReposSearchTerm(reposName)
indexInfo, err := newIndexInfo(emptyServiceConfig, indexName)
if err != nil {
return nil, err
}
return indexInfo, nil
}