283 lines
7.2 KiB
Go
283 lines
7.2 KiB
Go
package agent
|
|
|
|
import (
|
|
"encoding/json"
|
|
"fmt"
|
|
"io"
|
|
"regexp"
|
|
"strings"
|
|
"time"
|
|
|
|
"github.com/Sirupsen/logrus"
|
|
"github.com/dchest/uniuri"
|
|
"github.com/drone/drone/client"
|
|
"github.com/drone/drone/engine/compiler"
|
|
"github.com/drone/drone/engine/compiler/builtin"
|
|
"github.com/drone/drone/engine/runner"
|
|
"github.com/drone/drone/engine/runner/docker"
|
|
"github.com/drone/drone/model"
|
|
"github.com/drone/drone/queue"
|
|
"github.com/drone/drone/yaml/expander"
|
|
|
|
"github.com/samalba/dockerclient"
|
|
"golang.org/x/net/context"
|
|
)
|
|
|
|
type config struct {
|
|
platform string
|
|
namespace string
|
|
whitelist []string
|
|
privileged []string
|
|
netrc []string
|
|
pull bool
|
|
}
|
|
|
|
type pipeline struct {
|
|
drone client.Client
|
|
docker dockerclient.Client
|
|
config config
|
|
}
|
|
|
|
func (r *pipeline) run() error {
|
|
w, err := r.drone.Pull("linux", "amd64")
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
logrus.Infof("Starting build %s/%s#%d.%d",
|
|
w.Repo.Owner, w.Repo.Name, w.Build.Number, w.Job.Number)
|
|
|
|
w.Job.Status = model.StatusRunning
|
|
w.Job.Started = time.Now().Unix()
|
|
|
|
prefix := fmt.Sprintf("drone_%s", uniuri.New())
|
|
|
|
envs := toEnv(w)
|
|
w.Yaml = expander.ExpandString(w.Yaml, envs)
|
|
|
|
// inject the netrc file into the clone plugin if the repositroy is
|
|
// private and requires authentication.
|
|
var secrets []*model.Secret
|
|
if w.Verified {
|
|
secrets = append(secrets, w.Secrets...)
|
|
}
|
|
|
|
if w.Repo.IsPrivate {
|
|
secrets = append(secrets, &model.Secret{
|
|
Name: "DRONE_NETRC_USERNAME",
|
|
Value: w.Netrc.Login,
|
|
Images: []string{"*"},
|
|
Events: []string{"*"},
|
|
})
|
|
secrets = append(secrets, &model.Secret{
|
|
Name: "DRONE_NETRC_PASSWORD",
|
|
Value: w.Netrc.Password,
|
|
Images: []string{"*"},
|
|
Events: []string{"*"},
|
|
})
|
|
secrets = append(secrets, &model.Secret{
|
|
Name: "DRONE_NETRC_MACHINE",
|
|
Value: w.Netrc.Machine,
|
|
Images: []string{"*"},
|
|
Events: []string{"*"},
|
|
})
|
|
}
|
|
|
|
var lastStatus string
|
|
if w.BuildLast != nil {
|
|
lastStatus = w.BuildLast.Status
|
|
}
|
|
|
|
trans := []compiler.Transform{
|
|
builtin.NewCloneOp("git", true),
|
|
builtin.NewCacheOp(
|
|
"plugins/cache:latest",
|
|
"/var/lib/drone/cache/"+w.Repo.FullName,
|
|
false,
|
|
),
|
|
builtin.NewSecretOp(w.Build.Event, secrets),
|
|
builtin.NewNormalizeOp(r.config.namespace),
|
|
builtin.NewWorkspaceOp("/drone", "/drone/src/github.com/"+w.Repo.FullName),
|
|
builtin.NewValidateOp(
|
|
w.Repo.IsTrusted,
|
|
r.config.whitelist,
|
|
),
|
|
builtin.NewEnvOp(envs),
|
|
builtin.NewShellOp(builtin.Linux_adm64),
|
|
builtin.NewArgsOp(),
|
|
builtin.NewEscalateOp(r.config.privileged),
|
|
builtin.NewPodOp(prefix),
|
|
builtin.NewAliasOp(prefix),
|
|
builtin.NewPullOp(r.config.pull),
|
|
builtin.NewFilterOp(
|
|
lastStatus,
|
|
w.Build.Branch,
|
|
w.Build.Event,
|
|
w.Build.Deploy,
|
|
w.Job.Environment,
|
|
),
|
|
}
|
|
|
|
compile := compiler.New()
|
|
compile.Transforms(trans)
|
|
spec, err := compile.CompileString(w.Yaml)
|
|
if err != nil {
|
|
w.Job.Error = err.Error()
|
|
w.Job.ExitCode = 255
|
|
w.Job.Finished = w.Job.Started
|
|
w.Job.Status = model.StatusError
|
|
pushRetry(r.drone, w)
|
|
return nil
|
|
}
|
|
|
|
pushRetry(r.drone, w)
|
|
|
|
conf := runner.Config{
|
|
Engine: docker.New(r.docker),
|
|
}
|
|
|
|
c := context.TODO()
|
|
c, timout := context.WithTimeout(c, time.Minute*time.Duration(w.Repo.Timeout))
|
|
c, cancel := context.WithCancel(c)
|
|
defer cancel()
|
|
defer timout()
|
|
|
|
run := conf.Runner(c, spec)
|
|
run.Run()
|
|
|
|
wait := r.drone.Wait(w.Job.ID)
|
|
defer wait.Cancel()
|
|
go func() {
|
|
if _, err := wait.Done(); err == nil {
|
|
logrus.Infof("Cancel build %s/%s#%d.%d",
|
|
w.Repo.Owner, w.Repo.Name, w.Build.Number, w.Job.Number)
|
|
cancel()
|
|
}
|
|
}()
|
|
|
|
rc, wc := io.Pipe()
|
|
go func() {
|
|
// TODO(bradrydzewski) figure out how to resume upload on failure
|
|
err := r.drone.Stream(w.Job.ID, rc)
|
|
if err != nil && err != io.ErrClosedPipe {
|
|
logrus.Errorf("Error streaming build logs. %s", err)
|
|
}
|
|
}()
|
|
|
|
pipe := run.Pipe()
|
|
for {
|
|
line := pipe.Next()
|
|
if line == nil {
|
|
break
|
|
}
|
|
linejson, _ := json.Marshal(line)
|
|
wc.Write(linejson)
|
|
wc.Write([]byte{'\n'})
|
|
}
|
|
|
|
err = run.Wait()
|
|
|
|
pipe.Close()
|
|
wc.Close()
|
|
rc.Close()
|
|
|
|
// catch the build result
|
|
if err != nil {
|
|
w.Job.ExitCode = 255
|
|
}
|
|
if exitErr, ok := err.(*runner.ExitError); ok {
|
|
w.Job.ExitCode = exitErr.Code
|
|
}
|
|
|
|
w.Job.Finished = time.Now().Unix()
|
|
|
|
switch w.Job.ExitCode {
|
|
case 128, 130, 137:
|
|
w.Job.Status = model.StatusKilled
|
|
case 0:
|
|
w.Job.Status = model.StatusSuccess
|
|
default:
|
|
w.Job.Status = model.StatusFailure
|
|
}
|
|
|
|
pushRetry(r.drone, w)
|
|
|
|
logrus.Infof("Finished build %s/%s#%d.%d",
|
|
w.Repo.Owner, w.Repo.Name, w.Build.Number, w.Job.Number)
|
|
|
|
return nil
|
|
}
|
|
|
|
func pushRetry(client client.Client, w *queue.Work) {
|
|
for {
|
|
err := client.Push(w)
|
|
if err == nil {
|
|
return
|
|
}
|
|
logrus.Errorf("Error updating %s/%s#%d.%d. Retry in 30s. %s",
|
|
w.Repo.Owner, w.Repo.Name, w.Build.Number, w.Job.Number, err)
|
|
logrus.Infof("Retry update in 30s")
|
|
time.Sleep(time.Second * 30)
|
|
}
|
|
}
|
|
|
|
func toEnv(w *queue.Work) map[string]string {
|
|
envs := map[string]string{
|
|
"CI": "drone",
|
|
"DRONE": "true",
|
|
"DRONE_ARCH": "linux_amd64",
|
|
"DRONE_REPO": w.Repo.FullName,
|
|
"DRONE_REPO_SCM": w.Repo.Kind,
|
|
"DRONE_REPO_OWNER": w.Repo.Owner,
|
|
"DRONE_REPO_NAME": w.Repo.Name,
|
|
"DRONE_REPO_LINK": w.Repo.Link,
|
|
"DRONE_REPO_AVATAR": w.Repo.Avatar,
|
|
"DRONE_REPO_BRANCH": w.Repo.Branch,
|
|
"DRONE_REPO_PRIVATE": fmt.Sprintf("%v", w.Repo.IsPrivate),
|
|
"DRONE_REPO_TRUSTED": fmt.Sprintf("%v", w.Repo.IsTrusted),
|
|
"DRONE_REMOTE_URL": w.Repo.Clone,
|
|
"DRONE_COMMIT_SHA": w.Build.Commit,
|
|
"DRONE_COMMIT_REF": w.Build.Ref,
|
|
"DRONE_COMMIT_BRANCH": w.Build.Branch,
|
|
"DRONE_COMMIT_LINK": w.Build.Link,
|
|
"DRONE_COMMIT_MESSAGE": w.Build.Message,
|
|
"DRONE_COMMIT_AUTHOR": w.Build.Author,
|
|
"DRONE_COMMIT_AUTHOR_EMAIL": w.Build.Email,
|
|
"DRONE_COMMIT_AUTHOR_AVATAR": w.Build.Avatar,
|
|
"DRONE_BUILD_NUMBER": fmt.Sprintf("%d", w.Build.Number),
|
|
"DRONE_BUILD_EVENT": w.Build.Event,
|
|
"DRONE_BUILD_STATUS": w.Build.Status,
|
|
"DRONE_BUILD_LINK": fmt.Sprintf("%s/%s/%d", w.System.Link, w.Repo.FullName, w.Build.Number),
|
|
"DRONE_BUILD_CREATED": fmt.Sprintf("%d", w.Build.Created),
|
|
"DRONE_BUILD_STARTED": fmt.Sprintf("%d", w.Build.Started),
|
|
"DRONE_BUILD_FINISHED": fmt.Sprintf("%d", w.Build.Finished),
|
|
"DRONE_YAML_VERIFIED": fmt.Sprintf("%v", w.Verified),
|
|
"DRONE_YAML_SIGNED": fmt.Sprintf("%v", w.Signed),
|
|
"DRONE_BRANCH": w.Build.Branch,
|
|
"DRONE_COMMIT": w.Build.Commit,
|
|
}
|
|
|
|
if w.Build.Event == model.EventTag {
|
|
envs["DRONE_TAG"] = strings.TrimPrefix(w.Build.Ref, "refs/tags/")
|
|
}
|
|
if w.Build.Event == model.EventPull {
|
|
envs["DRONE_PULL_REQUEST"] = pullRegexp.FindString(w.Build.Ref)
|
|
}
|
|
if w.Build.Event == model.EventDeploy {
|
|
envs["DRONE_DEPLOY_TO"] = w.Build.Deploy
|
|
}
|
|
|
|
if w.BuildLast != nil {
|
|
envs["DRONE_PREV_BUILD_STATUS"] = w.BuildLast.Status
|
|
envs["DRONE_PREV_BUILD_NUMBER"] = fmt.Sprintf("%v", w.BuildLast.Number)
|
|
envs["DRONE_PREV_COMMIT_SHA"] = w.BuildLast.Commit
|
|
}
|
|
|
|
// inject matrix values as environment variables
|
|
for key, val := range w.Job.Environment {
|
|
envs[key] = val
|
|
}
|
|
return envs
|
|
}
|
|
|
|
var pullRegexp = regexp.MustCompile("\\d+")
|