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Docker auth (#891)

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* feat: read docker credentials from local docker config

* fix: url.Parse requires protocol

Co-authored-by: Björn Brauer <zaubernerd@zaubernerd.de>

* fix: docker decides by the existence of . or : if...

... the image is in a custom registry or not.

Co-authored-by: Björn Brauer <zaubernerd@zaubernerd.de>

* fix: make docker hostname detection more robust

* test: mock docker config for getImagePullOptions test

By default github actions have a docker config set with a token to pull
images from docker hub.

Co-authored-by: Markus Wolf <markus.wolf@new-work.se>

Co-authored-by: Markus Wolf <markus.wolf@new-work.se>
This commit is contained in:
Björn Brauer 2021-11-27 19:21:32 +01:00 • committed by GitHub
parent d2ef16b698
commit 7951ad80fd
4 changed files with 73 additions and 2 deletions
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36
act/container/docker_auth.go Normal file
View file

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package container
import (
"strings"
"github.com/docker/cli/cli/config"
"github.com/docker/cli/cli/config/credentials"
"github.com/docker/docker/api/types"
log "github.com/sirupsen/logrus"
)
func LoadDockerAuthConfig(image string) (types.AuthConfig, error) {
config, err := config.Load(config.Dir())
if err != nil {
log.Warnf("Could not load docker config: %v", err)
return types.AuthConfig{}, err
}
if !config.ContainsAuth() {
config.CredentialsStore = credentials.DetectDefaultStore(config.CredentialsStore)
}
hostName := "index.docker.io"
index := strings.IndexRune(image, '/')
if index > -1 && (strings.ContainsAny(image[:index], ".:") || image[:index] == "localhost") {
hostName = image[:index]
}
authConfig, err := config.GetAuthConfig(hostName)
if err != nil {
log.Warnf("Could not get auth config from docker config: %v", err)
return types.AuthConfig{}, err
}
return types.AuthConfig(authConfig), nil
}