act_runner/runtime/task.go

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package runtime
import (
"context"
"fmt"
"os"
"path/filepath"
"sync"
"time"
"gitea.com/gitea/act_runner/client"
"github.com/nektos/act/pkg/artifacts"
"github.com/nektos/act/pkg/common"
"github.com/nektos/act/pkg/model"
"github.com/nektos/act/pkg/runner"
"github.com/sirupsen/logrus"
log "github.com/sirupsen/logrus"
runnerv1 "gitea.com/gitea/proto-go/runner/v1"
)
type TaskInput struct {
repoDirectory string
actor string
// workdir string
// workflowsPath string
// autodetectEvent bool
// eventPath string
reuseContainers bool
bindWorkdir bool
// secrets []string
// envs []string
// platforms []string
// dryrun bool
forcePull bool
forceRebuild bool
// noOutput bool
// envfile string
// secretfile string
insecureSecrets bool
// defaultBranch string
privileged bool
usernsMode string
containerArchitecture string
containerDaemonSocket string
// noWorkflowRecurse bool
useGitIgnore bool
containerCapAdd []string
containerCapDrop []string
autoRemove bool
artifactServerPath string
artifactServerPort string
jsonLogger bool
noSkipCheckout bool
// remoteName string
ForgeInstance string
EnvFile string
}
type taskLogHook struct {
entries []*log.Entry
lock sync.Mutex
}
func (h *taskLogHook) Levels() []log.Level {
return log.AllLevels
}
func (h *taskLogHook) Fire(entry *log.Entry) error {
if flag, ok := entry.Data["raw_output"]; ok {
h.lock.Lock()
if flagVal, ok := flag.(bool); flagVal && ok {
log.Infof("task log: %s", entry.Message)
h.entries = append(h.entries, entry)
}
h.lock.Unlock()
}
return nil
}
func (h *taskLogHook) swapLogs() []*log.Entry {
if len(h.entries) == 0 {
return nil
}
h.lock.Lock()
entries := h.entries
h.entries = nil
h.lock.Unlock()
return entries
}
type TaskState int
const (
// TaskStateUnknown is the default state
TaskStateUnknown TaskState = iota
// TaskStatePending is the pending state
// pending means task is received, parsing actions and preparing to run
TaskStatePending
// TaskStateRunning is the state when the task is running
// running means task is running
TaskStateRunning
// TaskStateSuccess is the state when the task is successful
// success means task is successful without any error
TaskStateSuccess
// TaskStateFailure is the state when the task is failed
// failure means task is failed with error
TaskStateFailure
)
type Task struct {
BuildID int64
Input *TaskInput
logHook *taskLogHook
state TaskState
client client.Client
log *logrus.Entry
}
// newTask creates a new task
func NewTask(buildID int64) *Task {
task := &Task{
Input: &TaskInput{
reuseContainers: true,
ForgeInstance: "gitea",
},
BuildID: buildID,
state: TaskStatePending,
client: nil,
log: logrus.WithField("buildID", buildID),
logHook: &taskLogHook{},
}
task.Input.repoDirectory, _ = os.Getwd()
return task
}
// getWorkflowsPath return the workflows directory, it will try .gitea first and then fallback to .github
func getWorkflowsPath(dir string) (string, error) {
p := filepath.Join(dir, ".gitea/workflows")
_, err := os.Stat(p)
if err != nil {
if !os.IsNotExist(err) {
return "", err
}
return filepath.Join(dir, ".github/workflows"), nil
}
return p, nil
}
func demoPlatforms() map[string]string {
return map[string]string{
"ubuntu-latest": "node:16-buster-slim",
"ubuntu-20.04": "node:16-buster-slim",
"ubuntu-18.04": "node:16-buster-slim",
}
}
// reportFailure reports the failure of the task
func (t *Task) reportFailure(ctx context.Context, err error) {
t.state = TaskStateFailure
finishTask(t.BuildID)
t.log.Errorf("task failed: %v", err)
if t.client == nil {
// TODO: fill the step request
stepRequest := &runnerv1.UpdateStepRequest{}
t.client.UpdateStep(ctx, stepRequest)
return
}
}
func (t *Task) startReporting(interval int64, ctx context.Context) {
for {
time.Sleep(time.Duration(interval) * time.Second)
if t.state == TaskStateSuccess || t.state == TaskStateFailure {
t.log.Debugf("task reporting stopped")
break
}
t.reportStep(ctx)
}
}
// reportStep reports the step of the task
func (t *Task) reportStep(ctx context.Context) {
if t.client == nil {
return
}
logValues := t.logHook.swapLogs()
if len(logValues) == 0 {
t.log.Debugf("no log to report")
return
}
t.log.Infof("reporting %d logs", len(logValues))
// TODO: fill the step request
stepRequest := &runnerv1.UpdateStepRequest{}
t.client.UpdateStep(ctx, stepRequest)
}
// reportSuccess reports the success of the task
func (t *Task) reportSuccess(ctx context.Context) {
t.state = TaskStateSuccess
finishTask(t.BuildID)
t.log.Infof("task success")
if t.client == nil {
return
}
// TODO: fill the step request
stepRequest := &runnerv1.UpdateStepRequest{}
t.client.UpdateStep(ctx, stepRequest)
}
func (t *Task) Run(ctx context.Context) {
// get client for context, use for reporting
t.client = client.FromContext(ctx)
if t.client == nil {
t.log.Warnf("no client found in context")
} else {
t.log.Infof("client found in context")
}
workflowsPath, err := getWorkflowsPath(t.Input.repoDirectory)
if err != nil {
t.reportFailure(ctx, err)
return
}
t.log.Debugf("workflows path: %s", workflowsPath)
planner, err := model.NewWorkflowPlanner(workflowsPath, false)
if err != nil {
t.reportFailure(ctx, err)
return
}
var eventName string
events := planner.GetEvents()
if len(events) > 0 {
// set default event type to first event
// this way user dont have to specify the event.
t.log.Debugf("Using detected workflow event: %s", events[0])
eventName = events[0]
} else {
if plan := planner.PlanEvent("push"); plan != nil {
eventName = "push"
}
}
// build the plan for this run
var plan *model.Plan
jobID := ""
if t.BuildID > 0 {
jobID = fmt.Sprintf("%d", t.BuildID)
}
if jobID != "" {
t.log.Infof("Planning job: %s", jobID)
plan = planner.PlanJob(jobID)
} else {
t.log.Infof("Planning event: %s", eventName)
plan = planner.PlanEvent(eventName)
}
curDir, err := os.Getwd()
if err != nil {
t.reportFailure(ctx, err)
return
}
// run the plan
input := t.Input
config := &runner.Config{
Actor: input.actor,
EventName: eventName,
EventPath: "",
DefaultBranch: "",
ForcePull: input.forcePull,
ForceRebuild: input.forceRebuild,
ReuseContainers: input.reuseContainers,
Workdir: curDir,
BindWorkdir: input.bindWorkdir,
LogOutput: true,
JSONLogger: input.jsonLogger,
// Env: envs,
// Secrets: secrets,
InsecureSecrets: input.insecureSecrets,
Platforms: demoPlatforms(),
Privileged: input.privileged,
UsernsMode: input.usernsMode,
ContainerArchitecture: input.containerArchitecture,
ContainerDaemonSocket: input.containerDaemonSocket,
UseGitIgnore: input.useGitIgnore,
GitHubInstance: input.ForgeInstance,
ContainerCapAdd: input.containerCapAdd,
ContainerCapDrop: input.containerCapDrop,
AutoRemove: input.autoRemove,
ArtifactServerPath: input.artifactServerPath,
ArtifactServerPort: input.artifactServerPort,
NoSkipCheckout: input.noSkipCheckout,
// RemoteName: input.remoteName,
}
r, err := runner.New(config)
if err != nil {
t.reportFailure(ctx, err)
return
}
cancel := artifacts.Serve(ctx, input.artifactServerPath, input.artifactServerPort)
t.log.Debugf("artifacts server started at %s:%s", input.artifactServerPath, input.artifactServerPort)
executor := r.NewPlanExecutor(plan).Finally(func(ctx context.Context) error {
cancel()
return nil
})
t.log.Infof("workflow prepared")
// add logger recorders
ctx = common.WithLoggerHook(ctx, t.logHook)
go t.startReporting(1, ctx)
if err := executor(ctx); err != nil {
t.reportFailure(ctx, err)
return
}
t.reportSuccess(ctx)
}