woodpecker/drone/exec.go

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package main
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import (
"fmt"
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"io/ioutil"
"log"
"os"
"os/signal"
"path/filepath"
"strings"
"time"
"github.com/drone/drone/agent"
"github.com/drone/drone/build/docker"
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"github.com/drone/drone/model"
"github.com/drone/drone/queue"
"github.com/drone/drone/yaml"
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"github.com/codegangsta/cli"
"github.com/joho/godotenv"
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)
var execCmd = cli.Command{
Name: "exec",
Usage: "execute a local build",
Action: func(c *cli.Context) {
if err := exec(c); err != nil {
log.Fatalln(err)
}
},
Flags: []cli.Flag{
cli.BoolTFlag{
Name: "local",
Usage: "build from local directory",
EnvVar: "DRONE_LOCAL",
},
cli.StringSliceFlag{
Name: "plugin",
Usage: "plugin steps to enable",
EnvVar: "DRONE_PLUGIN_ENABLE",
},
cli.StringSliceFlag{
Name: "secret",
Usage: "build secrets in KEY=VALUE format",
EnvVar: "DRONE_SECRET",
},
cli.StringFlag{
Name: "secrets-file",
Usage: "build secrets file in KEY=VALUE format",
EnvVar: "DRONE_SECRETS_FILE",
},
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cli.StringSliceFlag{
Name: "matrix",
Usage: "build matrix in KEY=VALUE format",
EnvVar: "DRONE_MATRIX",
},
cli.DurationFlag{
Name: "timeout",
Usage: "build timeout",
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Value: time.Hour,
EnvVar: "DRONE_TIMEOUT",
},
cli.DurationFlag{
Name: "timeout.inactivity",
Usage: "build timeout for inactivity",
Value: time.Minute * 15,
EnvVar: "DRONE_TIMEOUT_INACTIVITY",
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},
cli.BoolFlag{
EnvVar: "DRONE_PLUGIN_PULL",
Name: "pull",
Usage: "always pull latest plugin images",
},
cli.StringFlag{
EnvVar: "DRONE_PLUGIN_NAMESPACE",
Name: "namespace",
Value: "plugins",
Usage: "default plugin image namespace",
},
cli.StringSliceFlag{
EnvVar: "DRONE_PLUGIN_PRIVILEGED",
Name: "privileged",
Usage: "plugins that require privileged mode",
Value: &cli.StringSlice{
"plugins/docker",
"plugins/docker:*",
"plguins/gcr",
"plguins/gcr:*",
"plugins/ecr",
"plugins/ecr:*",
},
},
// Docker daemon flags
cli.StringFlag{
EnvVar: "DOCKER_HOST",
Name: "docker-host",
Usage: "docker deamon address",
Value: "unix:///var/run/docker.sock",
},
cli.BoolFlag{
EnvVar: "DOCKER_TLS_VERIFY",
Name: "docker-tls-verify",
Usage: "docker daemon supports tlsverify",
},
cli.StringFlag{
EnvVar: "DOCKER_CERT_PATH",
Name: "docker-cert-path",
Usage: "docker certificate directory",
Value: "",
},
//
// Please note the below flags are mirrored in the plugin starter kit and
// should be kept synchronized.
// https://github.com/drone/drone-plugin-starter
//
cli.StringFlag{
Name: "repo.fullname",
Usage: "repository full name",
EnvVar: "DRONE_REPO",
},
cli.StringFlag{
Name: "repo.owner",
Usage: "repository owner",
EnvVar: "DRONE_REPO_OWNER",
},
cli.StringFlag{
Name: "repo.name",
Usage: "repository name",
EnvVar: "DRONE_REPO_NAME",
},
cli.StringFlag{
Name: "repo.type",
Value: "git",
Usage: "repository type",
EnvVar: "DRONE_REPO_SCM",
},
cli.StringFlag{
Name: "repo.link",
Usage: "repository link",
EnvVar: "DRONE_REPO_LINK",
},
cli.StringFlag{
Name: "repo.avatar",
Usage: "repository avatar",
EnvVar: "DRONE_REPO_AVATAR",
},
cli.StringFlag{
Name: "repo.branch",
Usage: "repository default branch",
EnvVar: "DRONE_REPO_BRANCH",
},
cli.BoolFlag{
Name: "repo.private",
Usage: "repository is private",
EnvVar: "DRONE_REPO_PRIVATE",
},
cli.BoolFlag{
Name: "repo.trusted",
Usage: "repository is trusted",
EnvVar: "DRONE_REPO_TRUSTED",
},
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",
},
cli.StringFlag{
Name: "commit.ref",
Value: "refs/heads/master",
Usage: "git commit ref",
EnvVar: "DRONE_COMMIT_REF",
},
cli.StringFlag{
Name: "commit.branch",
Value: "master",
Usage: "git commit branch",
EnvVar: "DRONE_COMMIT_BRANCH",
},
cli.StringFlag{
Name: "commit.message",
Usage: "git commit message",
EnvVar: "DRONE_COMMIT_MESSAGE",
},
cli.StringFlag{
Name: "commit.link",
Usage: "git commit link",
EnvVar: "DRONE_COMMIT_LINK",
},
cli.StringFlag{
Name: "commit.author.name",
Usage: "git author name",
EnvVar: "DRONE_COMMIT_AUTHOR",
},
cli.StringFlag{
Name: "commit.author.email",
Usage: "git author email",
EnvVar: "DRONE_COMMIT_AUTHOR_EMAIL",
},
cli.StringFlag{
Name: "commit.author.avatar",
Usage: "git author avatar",
EnvVar: "DRONE_COMMIT_AUTHOR_AVATAR",
},
cli.StringFlag{
Name: "build.event",
Value: "push",
Usage: "build event",
EnvVar: "DRONE_BUILD_EVENT",
},
cli.IntFlag{
Name: "build.number",
Usage: "build number",
EnvVar: "DRONE_BUILD_NUMBER",
},
cli.IntFlag{
Name: "build.created",
Usage: "build created",
EnvVar: "DRONE_BUILD_CREATED",
},
cli.IntFlag{
Name: "build.started",
Usage: "build started",
EnvVar: "DRONE_BUILD_STARTED",
},
cli.IntFlag{
Name: "build.finished",
Usage: "build finished",
EnvVar: "DRONE_BUILD_FINISHED",
},
cli.StringFlag{
Name: "build.status",
Usage: "build status",
Value: "success",
EnvVar: "DRONE_BUILD_STATUS",
},
cli.StringFlag{
Name: "build.link",
Usage: "build link",
EnvVar: "DRONE_BUILD_LINK",
},
cli.StringFlag{
Name: "build.deploy",
Usage: "build deployment target",
EnvVar: "DRONE_DEPLOY_TO",
},
cli.BoolTFlag{
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Name: "yaml.verified",
Usage: "build yaml is verified",
EnvVar: "DRONE_YAML_VERIFIED",
},
cli.BoolTFlag{
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Name: "yaml.signed",
Usage: "build yaml is signed",
EnvVar: "DRONE_YAML_SIGNED",
},
cli.IntFlag{
Name: "prev.build.number",
Usage: "previous build number",
EnvVar: "DRONE_PREV_BUILD_NUMBER",
},
cli.StringFlag{
Name: "prev.build.status",
Usage: "previous build status",
EnvVar: "DRONE_PREV_BUILD_STATUS",
},
cli.StringFlag{
Name: "prev.commit.sha",
Usage: "previous build sha",
EnvVar: "DRONE_PREV_COMMIT_SHA",
},
cli.StringFlag{
Name: "netrc.username",
Usage: "previous build sha",
EnvVar: "DRONE_NETRC_USERNAME",
},
cli.StringFlag{
Name: "netrc.password",
Usage: "previous build sha",
EnvVar: "DRONE_NETRC_PASSWORD",
},
cli.StringFlag{
Name: "netrc.machine",
Usage: "previous build sha",
EnvVar: "DRONE_NETRC_MACHINE",
},
},
}
func exec(c *cli.Context) error {
sigterm := make(chan os.Signal, 1)
cancelc := make(chan bool, 1)
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signal.Notify(sigterm, os.Interrupt)
go func() {
<-sigterm
cancelc <- true
}()
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path := c.Args().First()
if path == "" {
path = ".drone.yml"
}
path, _ = filepath.Abs(path)
dir := filepath.Dir(path)
file, err := ioutil.ReadFile(path)
if err != nil {
return err
}
engine, err := docker.New(
c.String("docker-host"),
c.String("docker-cert-path"),
c.Bool("docker-tls-verify"),
)
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if err != nil {
return err
}
a := agent.Agent{
Update: agent.NoopUpdateFunc,
Logger: agent.TermLoggerFunc,
Engine: engine,
Timeout: c.Duration("timeout.inactivity"),
Platform: "linux/amd64",
Namespace: c.String("namespace"),
Disable: c.StringSlice("plugin"),
Escalate: c.StringSlice("privileged"),
Netrc: []string{},
Local: dir,
Pull: c.Bool("pull"),
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}
payload := &queue.Work{
Yaml: string(file),
Verified: c.BoolT("yaml.verified"),
Signed: c.BoolT("yaml.signed"),
Repo: &model.Repo{
FullName: c.String("repo.fullname"),
Owner: c.String("repo.owner"),
Name: c.String("repo.name"),
Kind: c.String("repo.type"),
Link: c.String("repo.link"),
Branch: c.String("repo.branch"),
Avatar: c.String("repo.avatar"),
Timeout: int64(c.Duration("timeout").Minutes()),
IsPrivate: c.Bool("repo.private"),
IsTrusted: c.Bool("repo.trusted"),
Clone: c.String("remote.url"),
},
System: &model.System{
Link: c.GlobalString("server"),
},
Secrets: getSecrets(c),
Netrc: &model.Netrc{
Login: c.String("netrc.username"),
Password: c.String("netrc.password"),
Machine: c.String("netrc.machine"),
},
Build: &model.Build{
Commit: c.String("commit.sha"),
Branch: c.String("commit.branch"),
Ref: c.String("commit.ref"),
Link: c.String("commit.link"),
Message: c.String("commit.message"),
Author: c.String("commit.author.name"),
Email: c.String("commit.author.email"),
Avatar: c.String("commit.author.avatar"),
Number: c.Int("build.number"),
Event: c.String("build.event"),
Deploy: c.String("build.deploy"),
},
BuildLast: &model.Build{
Number: c.Int("prev.build.number"),
Status: c.String("prev.build.status"),
Commit: c.String("prev.commit.sha"),
},
}
if len(c.StringSlice("matrix")) > 0 {
p := *payload
p.Job = &model.Job{
Environment: getMatrix(c),
}
return a.Run(&p, cancelc)
}
axes, err := yaml.ParseMatrix(file)
if err != nil {
return err
}
if len(axes) == 0 {
axes = append(axes, yaml.Axis{})
}
var jobs []*model.Job
count := 0
for _, axis := range axes {
jobs = append(jobs, &model.Job{
Number: count,
Environment: axis,
})
count++
}
for _, job := range jobs {
fmt.Printf("Running Matrix job #%d\n", job.Number)
p := *payload
p.Job = job
if err := a.Run(&p, cancelc); err != nil {
return err
}
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}
return nil
}
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// helper function to retrieve matrix variables.
func getMatrix(c *cli.Context) map[string]string {
envs := map[string]string{}
for _, s := range c.StringSlice("matrix") {
parts := strings.SplitN(s, "=", 2)
if len(parts) != 2 {
continue
}
k := parts[0]
v := parts[1]
envs[k] = v
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}
return envs
}
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// helper function to retrieve secret variables.
func getSecrets(c *cli.Context) []*model.Secret {
var secrets []*model.Secret
if c.String("secrets-file") != "" {
envs, _ := godotenv.Read(c.String("secrets-file"))
for k, v := range envs {
secret := &model.Secret{
Name: k,
Value: v,
Events: []string{
model.EventPull,
model.EventPush,
model.EventTag,
model.EventDeploy,
},
Images: []string{"*"},
}
secrets = append(secrets, secret)
}
}
for _, s := range c.StringSlice("secret") {
parts := strings.SplitN(s, "=", 2)
if len(parts) != 2 {
continue
}
secret := &model.Secret{
Name: parts[0],
Value: parts[1],
Events: []string{
model.EventPull,
model.EventPush,
model.EventTag,
model.EventDeploy,
},
Images: []string{"*"},
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}
secrets = append(secrets, secret)
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}
return secrets
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}