238 lines
7 KiB
Go
238 lines
7 KiB
Go
// Copyright 2022 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package run
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import (
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"context"
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"encoding/json"
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"fmt"
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"path/filepath"
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"strings"
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"sync"
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"time"
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runnerv1 "code.gitea.io/actions-proto-go/runner/v1"
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"github.com/bufbuild/connect-go"
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"github.com/docker/docker/api/types/container"
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"github.com/nektos/act/pkg/artifactcache"
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"github.com/nektos/act/pkg/common"
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"github.com/nektos/act/pkg/model"
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"github.com/nektos/act/pkg/runner"
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log "github.com/sirupsen/logrus"
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"gitea.com/gitea/act_runner/internal/pkg/client"
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"gitea.com/gitea/act_runner/internal/pkg/config"
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"gitea.com/gitea/act_runner/internal/pkg/labels"
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"gitea.com/gitea/act_runner/internal/pkg/report"
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"gitea.com/gitea/act_runner/internal/pkg/ver"
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)
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// Runner runs the pipeline.
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type Runner struct {
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name string
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cfg *config.Config
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client client.Client
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labels labels.Labels
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envs map[string]string
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runningTasks sync.Map
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}
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func NewRunner(cfg *config.Config, reg *config.Registration, cli client.Client) *Runner {
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ls := labels.Labels{}
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for _, v := range reg.Labels {
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if l, err := labels.Parse(v); err == nil {
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ls = append(ls, l)
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}
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}
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if cfg.Runner.Envs == nil {
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cfg.Runner.Envs = make(map[string]string, 10)
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}
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cfg.Runner.Envs["GITHUB_SERVER_URL"] = reg.Address
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envs := make(map[string]string, len(cfg.Runner.Envs))
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for k, v := range cfg.Runner.Envs {
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envs[k] = v
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}
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if cfg.Cache.Enabled == nil || *cfg.Cache.Enabled {
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if cfg.Cache.ExternalServer != "" {
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envs["ACTIONS_CACHE_URL"] = cfg.Cache.ExternalServer
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} else {
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cacheHandler, err := artifactcache.StartHandler(
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cfg.Cache.Dir,
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cfg.Cache.Host,
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cfg.Cache.Port,
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log.StandardLogger().WithField("module", "cache_request"),
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)
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if err != nil {
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log.Errorf("cannot init cache server, it will be disabled: %v", err)
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// go on
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} else {
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envs["ACTIONS_CACHE_URL"] = cacheHandler.ExternalURL() + "/"
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}
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}
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}
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// set artifact gitea api
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artifactGiteaAPI := strings.TrimSuffix(cli.Address(), "/") + "/api/actions_pipeline/"
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envs["ACTIONS_RUNTIME_URL"] = artifactGiteaAPI
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// Set specific environments to distinguish between Gitea and GitHub
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envs["GITEA_ACTIONS"] = "true"
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envs["GITEA_ACTIONS_RUNNER_VERSION"] = ver.Version()
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return &Runner{
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name: reg.Name,
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cfg: cfg,
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client: cli,
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labels: ls,
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envs: envs,
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}
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}
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func (r *Runner) Run(ctx context.Context, task *runnerv1.Task) error {
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if _, ok := r.runningTasks.Load(task.Id); ok {
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return fmt.Errorf("task %d is already running", task.Id)
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} else {
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r.runningTasks.Store(task.Id, struct{}{})
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defer r.runningTasks.Delete(task.Id)
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}
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ctx, cancel := context.WithTimeout(ctx, r.cfg.Runner.Timeout)
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defer cancel()
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reporter := report.NewReporter(ctx, cancel, r.client, task)
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var runErr error
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defer func() {
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lastWords := ""
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if runErr != nil {
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lastWords = runErr.Error()
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}
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_ = reporter.Close(lastWords)
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}()
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reporter.RunDaemon()
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runErr = r.run(ctx, task, reporter)
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return nil
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}
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func (r *Runner) run(ctx context.Context, task *runnerv1.Task, reporter *report.Reporter) (err error) {
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defer func() {
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if r := recover(); r != nil {
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err = fmt.Errorf("panic: %v", r)
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}
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}()
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reporter.Logf("%s(version:%s) received task %v of job %v, be triggered by event: %s", r.name, ver.Version(), task.Id, task.Context.Fields["job"].GetStringValue(), task.Context.Fields["event_name"].GetStringValue())
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workflow, jobID, err := generateWorkflow(task)
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if err != nil {
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return err
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}
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plan, err := model.CombineWorkflowPlanner(workflow).PlanJob(jobID)
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if err != nil {
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return err
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}
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job := workflow.GetJob(jobID)
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reporter.ResetSteps(len(job.Steps))
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taskContext := task.Context.Fields
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log.Infof("task %v repo is %v %v %v", task.Id, taskContext["repository"].GetStringValue(),
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taskContext["gitea_default_actions_url"].GetStringValue(),
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r.client.Address())
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preset := &model.GithubContext{
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Event: taskContext["event"].GetStructValue().AsMap(),
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RunID: taskContext["run_id"].GetStringValue(),
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RunNumber: taskContext["run_number"].GetStringValue(),
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Actor: taskContext["actor"].GetStringValue(),
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Repository: taskContext["repository"].GetStringValue(),
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EventName: taskContext["event_name"].GetStringValue(),
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Sha: taskContext["sha"].GetStringValue(),
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Ref: taskContext["ref"].GetStringValue(),
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RefName: taskContext["ref_name"].GetStringValue(),
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RefType: taskContext["ref_type"].GetStringValue(),
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HeadRef: taskContext["head_ref"].GetStringValue(),
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BaseRef: taskContext["base_ref"].GetStringValue(),
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Token: taskContext["token"].GetStringValue(),
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RepositoryOwner: taskContext["repository_owner"].GetStringValue(),
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RetentionDays: taskContext["retention_days"].GetStringValue(),
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}
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if t := task.Secrets["GITEA_TOKEN"]; t != "" {
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preset.Token = t
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} else if t := task.Secrets["GITHUB_TOKEN"]; t != "" {
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preset.Token = t
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}
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// use task token to action api token
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r.envs["ACTIONS_RUNTIME_TOKEN"] = preset.Token
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eventJSON, err := json.Marshal(preset.Event)
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if err != nil {
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return err
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}
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maxLifetime := 3 * time.Hour
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if deadline, ok := ctx.Deadline(); ok {
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maxLifetime = time.Until(deadline)
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}
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runnerConfig := &runner.Config{
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// On Linux, Workdir will be like "/<parent_directory>/<owner>/<repo>"
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// On Windows, Workdir will be like "\<parent_directory>\<owner>\<repo>"
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Workdir: filepath.FromSlash(fmt.Sprintf("/%s/%s", r.cfg.Container.WorkdirParent, preset.Repository)),
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BindWorkdir: false,
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ActionCacheDir: filepath.FromSlash(r.cfg.Host.WorkdirParent),
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ReuseContainers: false,
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ForcePull: false,
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ForceRebuild: false,
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LogOutput: true,
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JSONLogger: false,
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Env: r.envs,
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Secrets: task.Secrets,
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GitHubInstance: strings.TrimSuffix(r.client.Address(), "/"),
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AutoRemove: true,
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NoSkipCheckout: true,
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PresetGitHubContext: preset,
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EventJSON: string(eventJSON),
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ContainerNamePrefix: fmt.Sprintf("GITEA-ACTIONS-TASK-%d", task.Id),
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ContainerMaxLifetime: maxLifetime,
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ContainerNetworkMode: container.NetworkMode(r.cfg.Container.Network),
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ContainerOptions: r.cfg.Container.Options,
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ContainerDaemonSocket: r.cfg.Container.DockerHost,
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Privileged: r.cfg.Container.Privileged,
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DefaultActionInstance: taskContext["gitea_default_actions_url"].GetStringValue(),
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PlatformPicker: r.labels.PickPlatform,
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Vars: task.Vars,
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ValidVolumes: r.cfg.Container.ValidVolumes,
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}
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rr, err := runner.New(runnerConfig)
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if err != nil {
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return err
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}
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executor := rr.NewPlanExecutor(plan)
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reporter.Logf("workflow prepared")
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// add logger recorders
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ctx = common.WithLoggerHook(ctx, reporter)
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execErr := executor(ctx)
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reporter.SetOutputs(job.Outputs)
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return execErr
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}
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func (r *Runner) Declare(ctx context.Context, labels []string) (*connect.Response[runnerv1.DeclareResponse], error) {
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return r.client.Declare(ctx, connect.NewRequest(&runnerv1.DeclareRequest{
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Version: ver.Version(),
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Labels: labels,
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}))
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}
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