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fix: try finding a socket, otherwise fail, respect user choice (#1745)

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* fix: try finding a socket, otherwise fail, respect user choice

* Update cmd/root.go

Co-authored-by: Jason Song <i@wolfogre.com>

* Update cmd/root.go

Co-authored-by: Jason Song <i@wolfogre.com>

---------

Co-authored-by: Jason Song <i@wolfogre.com>
This commit is contained in:
R 2023-04-23 21:02:56 +02:00 committed by GitHub
parent 3715266494
commit b6718fdf5d
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 50 additions and 21 deletions
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68
cmd/root.go
View file

@ -80,7 +80,7 @@ func Execute(ctx context.Context, version string) {
rootCmd.PersistentFlags().StringVarP(&input.envfile, "env-file", "", ".env", "environment file to read and use as env in the containers")
rootCmd.PersistentFlags().StringVarP(&input.inputfile, "input-file", "", ".input", "input file to read and use as action input")
rootCmd.PersistentFlags().StringVarP(&input.containerArchitecture, "container-architecture", "", "", "Architecture which should be used to run containers, e.g.: linux/amd64. If not specified, will use host default architecture. Requires Docker server API Version 1.41+. Ignored on earlier Docker server platforms.")
rootCmd.PersistentFlags().StringVarP(&input.containerDaemonSocket, "container-daemon-socket", "", "/var/run/docker.sock", "Path to Docker daemon socket which will be mounted to containers")
rootCmd.PersistentFlags().StringVarP(&input.containerDaemonSocket, "container-daemon-socket", "", "", "URI to Docker Engine socket (e.g.: unix://~/.docker/run/docker.sock)")
rootCmd.PersistentFlags().StringVarP(&input.containerOptions, "container-options", "", "", "Custom docker container options for the job container without an options property in the job definition")
rootCmd.PersistentFlags().StringVarP(&input.githubInstance, "github-instance", "", "github.com", "GitHub instance to use. Don't use this if you are not using GitHub Enterprise Server.")
rootCmd.PersistentFlags().StringVarP(&input.artifactServerPath, "artifact-server-path", "", "", "Defines the path where the artifact server stores uploads and retrieves downloads from. If not specified the artifact server will not start.")
@ -118,6 +118,33 @@ func configLocations() []string {
}
}
var commonSocketPaths = []string{
"/var/run/docker.sock",
"/var/run/podman/podman.sock",
"$HOME/.colima/docker.sock",
"$XDG_RUNTIME_DIR/docker.sock",
`\\.\pipe\docker_engine`,
"$HOME/.docker/run/docker.sock",
}
// returns socket path or false if not found any
func socketLocation() (string, bool) {
if dockerHost, exists := os.LookupEnv("DOCKER_HOST"); exists {
return dockerHost, true
}
for _, p := range commonSocketPaths {
if _, err := os.Lstat(os.ExpandEnv(p)); err == nil {
if strings.HasPrefix(p, `\\.\`) {
return "npipe://" + os.ExpandEnv(p), true
}
return "unix://" + os.ExpandEnv(p), true
}
}
return "", false
}
func args() []string {
actrc := configLocations()
@ -131,15 +158,6 @@ func args() []string {
}
func bugReport(ctx context.Context, version string) error {
var commonSocketPaths = []string{
"/var/run/docker.sock",
"/var/run/podman/podman.sock",
"$HOME/.colima/docker.sock",
"$XDG_RUNTIME_DIR/docker.sock",
`\\.\pipe\docker_engine`,
"$HOME/.docker/run/docker.sock",
}
sprintf := func(key, val string) string {
return fmt.Sprintf("%-24s%s\n", key, val)
}
@ -150,19 +168,20 @@ func bugReport(ctx context.Context, version string) error {
report += sprintf("NumCPU:", fmt.Sprint(runtime.NumCPU()))
var dockerHost string
if dockerHost = os.Getenv("DOCKER_HOST"); dockerHost == "" {
dockerHost = "DOCKER_HOST environment variable is unset/empty."
var exists bool
if dockerHost, exists = os.LookupEnv("DOCKER_HOST"); !exists {
dockerHost = "DOCKER_HOST environment variable is not set"
} else if dockerHost == "" {
dockerHost = "DOCKER_HOST environment variable is empty."
}
report += sprintf("Docker host:", dockerHost)
report += fmt.Sprintln("Sockets found:")
for _, p := range commonSocketPaths {
if strings.HasPrefix(p, `$`) {
v := strings.Split(p, `/`)[0]
p = strings.Replace(p, v, os.Getenv(strings.TrimPrefix(v, `$`)), 1)
}
if _, err := os.Stat(p); err != nil {
if _, err := os.Lstat(os.ExpandEnv(p)); err != nil {
continue
} else if _, err := os.Stat(os.ExpandEnv(p)); err != nil {
report += fmt.Sprintf("\t%s(broken)\n", p)
} else {
report += fmt.Sprintf("\t%s\n", p)
}
@ -342,6 +361,19 @@ func newRunCommand(ctx context.Context, input *Input) func(*cobra.Command, []str
return bugReport(ctx, cmd.Version)
}
var socketPath string
if input.containerDaemonSocket != "" {
socketPath = input.containerDaemonSocket
} else {
socket, found := socketLocation()
if !found && input.containerDaemonSocket == "" {
log.Errorln("daemon Docker Engine socket not found and containerDaemonSocket option was not set")
} else {
socketPath = socket
}
}
os.Setenv("DOCKER_HOST", socketPath)
if runtime.GOOS == "darwin" && runtime.GOARCH == "arm64" && input.containerArchitecture == "" {
l := log.New()
l.SetFormatter(&log.TextFormatter{
@ -533,7 +565,7 @@ func newRunCommand(ctx context.Context, input *Input) func(*cobra.Command, []str
Privileged: input.privileged,
UsernsMode: input.usernsMode,
ContainerArchitecture: input.containerArchitecture,
ContainerDaemonSocket: input.containerDaemonSocket,
ContainerDaemonSocket: socketPath,
ContainerOptions: input.containerOptions,
UseGitIgnore: input.useGitIgnore,
GitHubInstance: input.githubInstance,

3
pkg/container/docker_run.go
View file

@ -189,9 +189,6 @@ type containerReference struct {
}
func GetDockerClient(ctx context.Context) (cli client.APIClient, err error) {
// TODO: this should maybe need to be a global option, not hidden in here?
// though i'm not sure how that works out when there's another Executor :D
// I really would like something that works on OSX native for eg
dockerHost := os.Getenv("DOCKER_HOST")
if strings.HasPrefix(dockerHost, "ssh://") {