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main.go
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main.go
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package main
import (
"os"
"runtime"
"github.com/joho/godotenv"
"github.com/sirupsen/logrus"
"github.com/urfave/cli"
docker "github.com/drone-plugins/drone-docker"
)
var (
version = "unknown"
)
func main() {
// Load env-file if it exists first
if env := os.Getenv("PLUGIN_ENV_FILE"); env != "" {
godotenv.Load(env)
}
app := cli.NewApp()
app.Name = "docker plugin"
app.Usage = "docker plugin"
app.Action = run
app.Version = version
app.Flags = []cli.Flag{
cli.BoolFlag{
Name: "dry-run",
Usage: "dry run disables docker push",
EnvVar: "PLUGIN_DRY_RUN",
},
cli.StringFlag{
Name: "remote.url",
Usage: "git remote url",
EnvVar: "DRONE_REMOTE_URL",
},
cli.StringFlag{
Name: "commit.sha",
Usage: "git commit sha",
EnvVar: "DRONE_COMMIT_SHA",
Value: "00000000",
},
cli.StringFlag{
Name: "commit.ref",
Usage: "git commit ref",
EnvVar: "DRONE_COMMIT_REF",
},
cli.StringFlag{
Name: "daemon.mirror",
Usage: "docker daemon registry mirror",
EnvVar: "PLUGIN_MIRROR,DOCKER_PLUGIN_MIRROR",
},
cli.StringFlag{
Name: "daemon.storage-driver",
Usage: "docker daemon storage driver",
EnvVar: "PLUGIN_STORAGE_DRIVER",
},
cli.StringFlag{
Name: "daemon.storage-path",
Usage: "docker daemon storage path",
Value: "/var/lib/docker",
EnvVar: "PLUGIN_STORAGE_PATH",
},
cli.StringFlag{
Name: "daemon.bip",
Usage: "docker daemon bride ip address",
EnvVar: "PLUGIN_BIP",
},
cli.StringFlag{
Name: "daemon.mtu",
Usage: "docker daemon custom mtu setting",
EnvVar: "PLUGIN_MTU",
},
cli.StringSliceFlag{
Name: "daemon.dns",
Usage: "docker daemon dns server",
EnvVar: "PLUGIN_CUSTOM_DNS",
},
cli.StringSliceFlag{
Name: "daemon.dns-search",
Usage: "docker daemon dns search domains",
EnvVar: "PLUGIN_CUSTOM_DNS_SEARCH",
},
cli.BoolFlag{
Name: "daemon.insecure",
Usage: "docker daemon allows insecure registries",
EnvVar: "PLUGIN_INSECURE",
},
cli.BoolFlag{
Name: "daemon.ipv6",
Usage: "docker daemon IPv6 networking",
EnvVar: "PLUGIN_IPV6",
},
cli.BoolFlag{
Name: "daemon.experimental",
Usage: "docker daemon Experimental mode",
EnvVar: "PLUGIN_EXPERIMENTAL",
},
cli.BoolFlag{
Name: "daemon.debug",
Usage: "docker daemon executes in debug mode",
EnvVar: "PLUGIN_DEBUG,DOCKER_LAUNCH_DEBUG",
},
cli.BoolFlag{
Name: "daemon.off",
Usage: "don't start the docker daemon",
EnvVar: "PLUGIN_DAEMON_OFF",
},
cli.StringFlag{
Name: "dockerfile",
Usage: "build dockerfile",
Value: "Dockerfile",
EnvVar: "PLUGIN_DOCKERFILE",
},
cli.StringFlag{
Name: "context",
Usage: "build context",
Value: ".",
EnvVar: "PLUGIN_CONTEXT",
},
cli.StringSliceFlag{
Name: "tags",
Usage: "build tags",
Value: &cli.StringSlice{"latest"},
EnvVar: "PLUGIN_TAG,PLUGIN_TAGS",
FilePath: ".tags",
},
cli.BoolFlag{
Name: "tags.auto",
Usage: "default build tags",
EnvVar: "PLUGIN_DEFAULT_TAGS,PLUGIN_AUTO_TAG",
},
cli.StringFlag{
Name: "tags.suffix",
Usage: "default build tags with suffix",
EnvVar: "PLUGIN_DEFAULT_SUFFIX,PLUGIN_AUTO_TAG_SUFFIX",
},
cli.StringSliceFlag{
Name: "args",
Usage: "build args",
EnvVar: "PLUGIN_BUILD_ARGS",
},
cli.StringSliceFlag{
Name: "args-from-env",
Usage: "build args",
EnvVar: "PLUGIN_BUILD_ARGS_FROM_ENV",
},
cli.BoolFlag{
Name: "quiet",
Usage: "quiet docker build",
EnvVar: "PLUGIN_QUIET",
},
cli.StringFlag{
Name: "target",
Usage: "build target",
EnvVar: "PLUGIN_TARGET",
},
cli.StringSliceFlag{
Name: "cache-from",
Usage: "images to consider as cache sources",
EnvVar: "PLUGIN_CACHE_FROM",
},
cli.BoolFlag{
Name: "squash",
Usage: "squash the layers at build time",
EnvVar: "PLUGIN_SQUASH",
},
cli.BoolTFlag{
Name: "pull-image",
Usage: "force pull base image at build time",
EnvVar: "PLUGIN_PULL_IMAGE",
},
cli.BoolFlag{
Name: "compress",
Usage: "compress the build context using gzip",
EnvVar: "PLUGIN_COMPRESS",
},
cli.StringFlag{
Name: "repo",
Usage: "docker repository",
EnvVar: "PLUGIN_REPO",
},
cli.StringSliceFlag{
Name: "custom-labels",
Usage: "additional k=v labels",
EnvVar: "PLUGIN_CUSTOM_LABELS",
},
cli.StringSliceFlag{
Name: "label-schema",
Usage: "label-schema labels",
EnvVar: "PLUGIN_LABEL_SCHEMA",
},
cli.BoolTFlag{
Name: "auto-label",
Usage: "auto-label true|false",
EnvVar: "PLUGIN_AUTO_LABEL",
},
cli.StringFlag{
Name: "link",
Usage: "link https://example.com/org/repo-name",
EnvVar: "PLUGIN_REPO_LINK,DRONE_REPO_LINK",
},
cli.StringFlag{
Name: "docker.registry",
Usage: "docker registry",
Value: "https://index.docker.io/v1/",
EnvVar: "PLUGIN_REGISTRY,DOCKER_REGISTRY",
},
cli.StringFlag{
Name: "docker.username",
Usage: "docker username",
EnvVar: "PLUGIN_USERNAME,DOCKER_USERNAME",
},
cli.StringFlag{
Name: "docker.password",
Usage: "docker password",
EnvVar: "PLUGIN_PASSWORD,DOCKER_PASSWORD",
},
cli.StringFlag{
Name: "docker.email",
Usage: "docker email",
EnvVar: "PLUGIN_EMAIL,DOCKER_EMAIL",
},
cli.StringFlag{
Name: "docker.config",
Usage: "docker json dockerconfig content",
EnvVar: "PLUGIN_CONFIG,DOCKER_PLUGIN_CONFIG",
},
cli.BoolTFlag{
Name: "docker.purge",
Usage: "docker should cleanup images",
EnvVar: "PLUGIN_PURGE",
},
cli.StringFlag{
Name: "repo.branch",
Usage: "repository default branch",
EnvVar: "DRONE_REPO_BRANCH",
},
cli.BoolFlag{
Name: "no-cache",
Usage: "do not use cached intermediate containers",
EnvVar: "PLUGIN_NO_CACHE",
},
cli.StringSliceFlag{
Name: "add-host",
Usage: "additional host:IP mapping",
EnvVar: "PLUGIN_ADD_HOST",
},
cli.StringFlag{
Name: "secret",
Usage: "secret key value pair eg id=MYSECRET",
EnvVar: "PLUGIN_SECRET",
},
cli.StringSliceFlag{
Name: "secrets-from-env",
Usage: "secret key value pair eg secret_name=secret",
EnvVar: "PLUGIN_SECRETS_FROM_ENV",
},
cli.StringSliceFlag{
Name: "secrets-from-file",
Usage: "secret key value pairs eg secret_name=/path/to/secret",
EnvVar: "PLUGIN_SECRETS_FROM_FILE",
},
cli.StringFlag{
Name: "drone-card-path",
Usage: "card path location to write to",
EnvVar: "DRONE_CARD_PATH",
},
cli.StringFlag{
Name: "platform",
Usage: "platform value to pass to docker",
EnvVar: "PLUGIN_PLATFORM",
},
}
if err := app.Run(os.Args); err != nil {
logrus.Fatal(err)
}
}
func run(c *cli.Context) error {
plugin := docker.Plugin{
Dryrun: c.Bool("dry-run"),
Cleanup: c.BoolT("docker.purge"),
Login: docker.Login{
Registry: c.String("docker.registry"),
Username: c.String("docker.username"),
Password: c.String("docker.password"),
Email: c.String("docker.email"),
Config: c.String("docker.config"),
},
CardPath: c.String("drone-card-path"),
Build: docker.Build{
Remote: c.String("remote.url"),
Name: c.String("commit.sha"),
Dockerfile: c.String("dockerfile"),
Context: c.String("context"),
Tags: c.StringSlice("tags"),
Args: c.StringSlice("args"),
ArgsEnv: c.StringSlice("args-from-env"),
Target: c.String("target"),
Squash: c.Bool("squash"),
Pull: c.BoolT("pull-image"),
CacheFrom: c.StringSlice("cache-from"),
Compress: c.Bool("compress"),
Repo: c.String("repo"),
Labels: c.StringSlice("custom-labels"),
LabelSchema: c.StringSlice("label-schema"),
AutoLabel: c.BoolT("auto-label"),
Link: c.String("link"),
NoCache: c.Bool("no-cache"),
Secret: c.String("secret"),
SecretEnvs: c.StringSlice("secrets-from-env"),
SecretFiles: c.StringSlice("secrets-from-file"),
AddHost: c.StringSlice("add-host"),
Quiet: c.Bool("quiet"),
Platform: c.String("platform"),
},
Daemon: docker.Daemon{
Registry: c.String("docker.registry"),
Mirror: c.String("daemon.mirror"),
StorageDriver: c.String("daemon.storage-driver"),
StoragePath: c.String("daemon.storage-path"),
Insecure: c.Bool("daemon.insecure"),
Disabled: c.Bool("daemon.off"),
IPv6: c.Bool("daemon.ipv6"),
Debug: c.Bool("daemon.debug"),
Bip: c.String("daemon.bip"),
DNS: c.StringSlice("daemon.dns"),
DNSSearch: c.StringSlice("daemon.dns-search"),
MTU: c.String("daemon.mtu"),
Experimental: c.Bool("daemon.experimental"),
},
}
if c.Bool("tags.auto") {
if docker.UseDefaultTag( // return true if tag event or default branch
c.String("commit.ref"),
c.String("repo.branch"),
) {
tag, err := docker.DefaultTagSuffix(
c.String("commit.ref"),
c.String("tags.suffix"),
)
if err != nil {
logrus.Printf("cannot build docker image for %s, invalid semantic version", c.String("commit.ref"))
return err
}
plugin.Build.Tags = tag
} else {
logrus.Printf("skipping automated docker build for %s", c.String("commit.ref"))
return nil
}
}
return plugin.Exec()
}
func GetExecCmd() string {
if runtime.GOOS == "windows" {
return "C:/bin/drone-docker.exe"
}
return "drone-docker"
}