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Fixed potential security issue (never try http on official index when polling the endpoint). Also fixed local repos name when pulling index.docker.io/foo/bar

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This commit is contained in:
Sam Alba 2013-07-09 11:30:12 -07:00
parent a9e04fa4a5
commit bf8d59a1d4
1 changed files with 12 additions and 2 deletions
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14
docs/registry.go
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@ -18,8 +18,14 @@ import (
)
var ErrAlreadyExists = errors.New("Image already exists")
var ErrInvalidRepositoryName = errors.New("Invalid repository name (ex: \"registry.domain.tld/myrepos\")")
func pingRegistryEndpoint(endpoint string) error {
if endpoint == auth.IndexServerAddress() {
// Skip the check, we now this one is valid
// (and we never want to fallback to http in case of error)
return nil
}
resp, err := http.Get(endpoint + "_ping")
if err != nil {
return err
@ -56,16 +62,20 @@ func validateRepositoryName(repositoryName string) error {
// Resolves a repository name to a endpoint + name
func ResolveRepositoryName(reposName string) (string, string, error) {
if strings.Contains(reposName, "://") {
// It cannot contain a scheme!
return "", "", ErrInvalidRepositoryName
}
nameParts := strings.SplitN(reposName, "/", 2)
if !strings.Contains(nameParts[0], ".") {
// This is a Docker Index repos (ex: samalba/hipache or ubuntu)
err := validateRepositoryName(reposName)
return "https://index.docker.io/v1/", reposName, err
return auth.IndexServerAddress(), reposName, err
}
if len(nameParts) < 2 {
// There is a dot in repos name (and no registry address)
// Is it a Registry address without repos name?
return "", "", fmt.Errorf("Invalid repository name (ex: \"registry.domain.tld/myrepos\")")
return "", "", ErrInvalidRepositoryName
}
hostname := nameParts[0]
reposName = nameParts[1]