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cmd_docker.go
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cmd_docker.go
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package main
import (
"errors"
"fmt"
"os"
"regexp"
"strings"
log "github.com/sirupsen/logrus"
"github.com/spf13/cobra"
)
var container string
var containers = []string{"dev", "coverage"}
var defaultContainer = "dev"
var ciBranch = os.Getenv("BUILDKITE_BRANCH")
var ciPullRequest = os.Getenv("BUILDKITE_PULL_REQUEST")
var ciTag = os.Getenv("BUILDKITE_TAG")
var dockerTags = regexp.MustCompile(`v(?P<Patch>(?P<Minor>(?P<Major>\d+)\.\d+)\.\d+.*)`)
var ignoredSuffixes = regexp.MustCompile("alpha|beta")
var publicRepo = regexp.MustCompile(`.*:.*`)
var tags = dockerTags.FindStringSubmatch(ciTag)
func init() {
DockerBuildCmd.PersistentFlags().StringVar(&container, "container", defaultContainer, "target container among: "+strings.Join(containers, ", "))
}
func checkContainerIsSupported(container string) {
for _, v := range containers {
if container == v {
return
}
}
log.Fatal("Container is not supported. Please select one of " + strings.Join(containers, ", ") + ".")
}
func dockerBuildOfficialImage(arch string) error {
docker := &Docker{}
filename := "Dockerfile"
dockerfile := fmt.Sprintf("%s.%s", filename, arch)
flags, err := getXFlags(ciBranch, os.Getenv("BUILDKITE_BUILD_NUMBER"), "")
if err != nil {
log.Fatal(err)
}
return docker.Build(IntermediateDockerImageName, dockerfile, ".",
strings.Join(flags, " "))
}
// DockerBuildCmd Command for building docker image of Authelia.
var DockerBuildCmd = &cobra.Command{
Use: "build",
Short: "Build the docker image of Authelia",
Run: func(cmd *cobra.Command, args []string) {
log.Infof("Building Docker image %s...", DockerImageName)
checkContainerIsSupported(container)
err := dockerBuildOfficialImage(container)
if err != nil {
log.Fatal(err)
}
docker := &Docker{}
err = docker.Tag(IntermediateDockerImageName, DockerImageName)
if err != nil {
log.Fatal(err)
}
},
}
// DockerManifestCmd Command for pushing Authelia docker manifest to DockerHub.
var DockerManifestCmd = &cobra.Command{
Use: "push-manifest",
Short: "Publish Authelia docker manifest to Docker Hub",
Run: func(cmd *cobra.Command, args []string) {
publishDockerManifest()
},
}
func login(docker *Docker, registry string) {
username := ""
password := ""
switch registry {
case dockerhub:
username = os.Getenv("DOCKER_USERNAME")
password = os.Getenv("DOCKER_PASSWORD")
case ghcr:
username = os.Getenv("GHCR_USERNAME")
password = os.Getenv("GHCR_PASSWORD")
}
if username == "" {
log.Fatal(errors.New("DOCKER_USERNAME/GHCR_USERNAME is empty"))
}
if password == "" {
log.Fatal(errors.New("DOCKER_PASSWORD/GHCR_PASSWORD is empty"))
}
log.Infof("Login to %s as %s", registry, username)
err := docker.Login(username, password, registry)
if err != nil {
log.Fatalf("Login to %s failed: %s", registry, err)
}
}
func deployManifest(docker *Docker, tag string) {
log.Infof("Docker manifest %s:%s will be deployed on %s and %s", DockerImageName, tag, dockerhub, ghcr)
dockerhub := dockerhub + "/" + DockerImageName + ":" + tag
ghcr := ghcr + "/" + DockerImageName + ":" + tag
if err := docker.Manifest(dockerhub, ghcr); err != nil {
log.Fatal(err)
}
}
func publishDockerManifest() {
docker := &Docker{}
switch {
case ciTag != "":
if len(tags) == 4 {
log.Infof("Detected tags: '%s' | '%s' | '%s'", tags[1], tags[2], tags[3])
login(docker, dockerhub)
login(docker, ghcr)
deployManifest(docker, tags[1])
publishDockerReadme(docker)
if !ignoredSuffixes.MatchString(ciTag) {
deployManifest(docker, tags[2])
deployManifest(docker, tags[3])
deployManifest(docker, "latest")
publishDockerReadme(docker)
}
} else {
log.Fatal("Docker manifest will not be published, the specified tag does not conform to the standard")
}
case ciBranch != masterTag && !publicRepo.MatchString(ciBranch):
login(docker, dockerhub)
login(docker, ghcr)
deployManifest(docker, ciBranch)
case ciBranch != masterTag && publicRepo.MatchString(ciBranch):
login(docker, dockerhub)
login(docker, ghcr)
deployManifest(docker, "PR"+ciPullRequest)
case ciBranch == masterTag && ciPullRequest == stringFalse:
login(docker, dockerhub)
login(docker, ghcr)
deployManifest(docker, "master")
publishDockerReadme(docker)
default:
log.Info("Docker manifest will not be published")
}
}
func publishDockerReadme(docker *Docker) {
log.Info("Docker pushing README.md to Docker Hub")
if err := docker.PublishReadme(); err != nil {
log.Fatal(err)
}
}