woodpecker/cli/build.go

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package main
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
"time"
"github.com/drone/drone/shared/build"
"github.com/drone/drone/shared/build/docker"
"github.com/drone/drone/shared/build/log"
"github.com/drone/drone/shared/build/repo"
"github.com/drone/drone/shared/build/script"
"github.com/codegangsta/cli"
)
const EXIT_STATUS = 1
// NewBuildCommand returns the CLI command for "build".
func NewBuildCommand() cli.Command {
return cli.Command{
Name: "build",
Usage: "run a local build",
Flags: []cli.Flag{
cli.StringFlag{
Name: "i",
Value: "",
Usage: "identify file injected in the container",
},
cli.BoolFlag{
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Name: "p",
Usage: "runs drone build in a privileged container",
},
cli.BoolFlag{
Name: "deploy",
Usage: "runs drone build with deployments enabled",
},
cli.BoolFlag{
Name: "publish",
Usage: "runs drone build with publishing enabled",
},
cli.StringFlag{
Name: "docker-host",
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Value: getHost(),
Usage: "docker daemon address",
},
cli.StringFlag{
Name: "docker-cert",
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Value: getCert(),
Usage: "docker daemon tls certificate",
},
cli.StringFlag{
Name: "docker-key",
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Value: getKey(),
Usage: "docker daemon tls key",
},
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},
Action: func(c *cli.Context) {
buildCommandFunc(c)
},
}
}
// buildCommandFunc executes the "build" command.
func buildCommandFunc(c *cli.Context) {
var privileged = c.Bool("p")
var identity = c.String("i")
var deploy = c.Bool("deploy")
var publish = c.Bool("publish")
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var path string
var dockerhost = c.String("docker-host")
var dockercert = c.String("docker-cert")
var dockerkey = c.String("docker-key")
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// the path is provided as an optional argument that
// will otherwise default to $PWD/.drone.yml
if len(c.Args()) > 0 {
path = c.Args()[0]
}
switch len(path) {
case 0:
path, _ = os.Getwd()
path = filepath.Join(path, ".drone.yml")
default:
path = filepath.Clean(path)
path, _ = filepath.Abs(path)
path = filepath.Join(path, ".drone.yml")
}
// this configures the default Docker logging levels,
// and suffix and prefix values.
log.SetPrefix("\033[2m[DRONE] ")
log.SetSuffix("\033[0m\n")
log.SetOutput(os.Stdout)
log.SetPriority(log.LOG_DEBUG) //LOG_NOTICE
docker.Logging = false
var exit, _ = run(path, identity, dockerhost, dockercert, dockerkey, publish, deploy, privileged)
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os.Exit(exit)
}
// TODO this has gotten a bit out of hand. refactor input params
func run(path, identity, dockerhost, dockercert, dockerkey string, publish, deploy, privileged bool) (int, error) {
dockerClient, err := docker.NewHostCertFile(dockerhost, dockercert, dockerkey)
if err != nil {
log.Err(err.Error())
return EXIT_STATUS, err
}
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// parse the private environment variables
envs := getParamMap("DRONE_ENV_")
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// parse the Drone yml file
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s, err := script.ParseBuildFile(path, envs)
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if err != nil {
log.Err(err.Error())
return EXIT_STATUS, err
}
// inject private environment variables into build script
for key, val := range envs {
s.Env = append(s.Env, key+"="+val)
}
if deploy == false {
s.Deploy = nil
}
if publish == false {
s.Publish = nil
}
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// get the repository root directory
dir := filepath.Dir(path)
code := repo.Repo{
Name: filepath.Base(dir),
Branch: "HEAD", // should we do this?
Path: dir,
}
// does the local repository match the
// $GOPATH/src/{package} pattern? This is
// important so we know the target location
// where the code should be copied inside
// the container.
if gopath, ok := getRepoPath(dir); ok {
code.Dir = gopath
} else if gopath, ok := getGoPath(dir); ok {
// in this case we found a GOPATH and
// reverse engineered the package path
code.Dir = gopath
} else {
// otherwise just use directory name
code.Dir = filepath.Base(dir)
}
// this is where the code gets uploaded to the container
// TODO move this code to the build package
code.Dir = filepath.Join("/var/cache/drone/src", filepath.Clean(code.Dir))
// ssh key to import into container
var key []byte
if len(identity) != 0 {
key, err = ioutil.ReadFile(identity)
if err != nil {
fmt.Printf("[Error] Could not find or read identity file %s\n", identity)
return EXIT_STATUS, err
}
}
// loop through and create builders
builder := build.New(dockerClient)
builder.Build = s
builder.Repo = &code
builder.Key = key
builder.Stdout = os.Stdout
builder.Timeout = 300 * time.Minute
builder.Privileged = privileged
// execute the build
if err := builder.Run(); err != nil {
log.Errf("Error executing build: %s", err.Error())
return EXIT_STATUS, err
}
fmt.Printf("\nDrone Build Results \033[90m(%s)\033[0m\n", dir)
// loop through and print results
build := builder.Build
res := builder.BuildState
duration := time.Duration(res.Finished - res.Started)
switch {
case builder.BuildState.ExitCode == 0:
fmt.Printf(" \033[32m\u2713\033[0m %v \033[90m(%v)\033[0m\n", build.Name, humanizeDuration(duration*time.Second))
case builder.BuildState.ExitCode != 0:
fmt.Printf(" \033[31m\u2717\033[0m %v \033[90m(%v)\033[0m\n", build.Name, humanizeDuration(duration*time.Second))
}
return builder.BuildState.ExitCode, nil
}
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func getHost() string {
return os.Getenv("DOCKER_HOST")
}
func getCert() string {
if os.Getenv("DOCKER_CERT_PATH") != "" && os.Getenv("DOCKER_TLS_VERIFY") == "1" {
return filepath.Join(os.Getenv("DOCKER_CERT_PATH"), "cert.pem")
} else {
return ""
}
}
func getKey() string {
if os.Getenv("DOCKER_CERT_PATH") != "" && os.Getenv("DOCKER_TLS_VERIFY") == "1" {
return filepath.Join(os.Getenv("DOCKER_CERT_PATH"), "key.pem")
} else {
return ""
}
}