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forgejo/modules/actions/workflows.go
Loïc Dachary 007b942097
[CI] Search .forgejo/workflows first
(cherry picked from commit 8b11cab677)
(cherry picked from commit be59270696)
(cherry picked from commit e068f8b191)
(cherry picked from commit 7855bb0c60)
(cherry picked from commit 45c4c8f443)
(cherry picked from commit c297e049fa)
(cherry picked from commit 4a867f524a)
2023-07-10 18:08:14 +02:00

618 lines
18 KiB
Go

// Copyright 2022 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package actions
import (
"bytes"
"io"
"strings"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
api "code.gitea.io/gitea/modules/structs"
webhook_module "code.gitea.io/gitea/modules/webhook"
"github.com/gobwas/glob"
"github.com/nektos/act/pkg/jobparser"
"github.com/nektos/act/pkg/model"
"github.com/nektos/act/pkg/workflowpattern"
"gopkg.in/yaml.v3"
)
func init() {
model.OnDecodeNodeError = func(node yaml.Node, out any, err error) {
// Log the error instead of panic or fatal.
// It will be a big job to refactor act/pkg/model to return decode error,
// so we just log the error and return empty value, and improve it later.
log.Error("Failed to decode node %v into %T: %v", node, out, err)
}
}
func IsWorkflow(path string) bool {
if (!strings.HasSuffix(path, ".yaml")) && (!strings.HasSuffix(path, ".yml")) {
return false
}
return strings.HasPrefix(path, ".forgejo/workflows") || strings.HasPrefix(path, ".gitea/workflows") || strings.HasPrefix(path, ".github/workflows")
}
func ListWorkflows(commit *git.Commit) (git.Entries, error) {
tree, err := commit.SubTree(".forgejo/workflows")
if _, ok := err.(git.ErrNotExist); ok {
tree, err = commit.SubTree(".gitea/workflows")
}
if _, ok := err.(git.ErrNotExist); ok {
tree, err = commit.SubTree(".github/workflows")
}
if _, ok := err.(git.ErrNotExist); ok {
return nil, nil
}
if err != nil {
return nil, err
}
entries, err := tree.ListEntriesRecursiveFast()
if err != nil {
return nil, err
}
ret := make(git.Entries, 0, len(entries))
for _, entry := range entries {
if strings.HasSuffix(entry.Name(), ".yml") || strings.HasSuffix(entry.Name(), ".yaml") {
ret = append(ret, entry)
}
}
return ret, nil
}
func GetContentFromEntry(entry *git.TreeEntry) ([]byte, error) {
f, err := entry.Blob().DataAsync()
if err != nil {
return nil, err
}
content, err := io.ReadAll(f)
_ = f.Close()
if err != nil {
return nil, err
}
return content, nil
}
func GetEventsFromContent(content []byte) ([]*jobparser.Event, error) {
workflow, err := model.ReadWorkflow(bytes.NewReader(content))
if err != nil {
return nil, err
}
events, err := jobparser.ParseRawOn(&workflow.RawOn)
if err != nil {
return nil, err
}
return events, nil
}
func DetectWorkflows(commit *git.Commit, triggedEvent webhook_module.HookEventType, payload api.Payloader) (map[string][]byte, error) {
entries, err := ListWorkflows(commit)
if err != nil {
return nil, err
}
workflows := make(map[string][]byte, len(entries))
for _, entry := range entries {
content, err := GetContentFromEntry(entry)
if err != nil {
return nil, err
}
events, err := GetEventsFromContent(content)
if err != nil {
log.Warn("ignore invalid workflow %q: %v", entry.Name(), err)
continue
}
for _, evt := range events {
log.Trace("detect workflow %q for event %#v matching %q", entry.Name(), evt, triggedEvent)
if detectMatched(commit, triggedEvent, payload, evt) {
workflows[entry.Name()] = content
}
}
}
return workflows, nil
}
func detectMatched(commit *git.Commit, triggedEvent webhook_module.HookEventType, payload api.Payloader, evt *jobparser.Event) bool {
if !canGithubEventMatch(evt.Name, triggedEvent) {
return false
}
switch triggedEvent {
case // events with no activity types
webhook_module.HookEventCreate,
webhook_module.HookEventDelete,
webhook_module.HookEventFork,
webhook_module.HookEventWiki:
if len(evt.Acts()) != 0 {
log.Warn("Ignore unsupported %s event arguments %v", triggedEvent, evt.Acts())
}
// no special filter parameters for these events, just return true if name matched
return true
case // push
webhook_module.HookEventPush:
return matchPushEvent(commit, payload.(*api.PushPayload), evt)
case // issues
webhook_module.HookEventIssues,
webhook_module.HookEventIssueAssign,
webhook_module.HookEventIssueLabel,
webhook_module.HookEventIssueMilestone:
return matchIssuesEvent(commit, payload.(*api.IssuePayload), evt)
case // issue_comment
webhook_module.HookEventIssueComment,
// `pull_request_comment` is same as `issue_comment`
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request_comment-use-issue_comment
webhook_module.HookEventPullRequestComment:
return matchIssueCommentEvent(commit, payload.(*api.IssueCommentPayload), evt)
case // pull_request
webhook_module.HookEventPullRequest,
webhook_module.HookEventPullRequestSync,
webhook_module.HookEventPullRequestAssign,
webhook_module.HookEventPullRequestLabel:
return matchPullRequestEvent(commit, payload.(*api.PullRequestPayload), evt)
case // pull_request_review
webhook_module.HookEventPullRequestReviewApproved,
webhook_module.HookEventPullRequestReviewRejected:
return matchPullRequestReviewEvent(commit, payload.(*api.PullRequestPayload), evt)
case // pull_request_review_comment
webhook_module.HookEventPullRequestReviewComment:
return matchPullRequestReviewCommentEvent(commit, payload.(*api.PullRequestPayload), evt)
case // release
webhook_module.HookEventRelease:
return matchReleaseEvent(commit, payload.(*api.ReleasePayload), evt)
case // registry_package
webhook_module.HookEventPackage:
return matchPackageEvent(commit, payload.(*api.PackagePayload), evt)
default:
log.Warn("unsupported event %q", triggedEvent)
return false
}
}
func matchPushEvent(commit *git.Commit, pushPayload *api.PushPayload, evt *jobparser.Event) bool {
// with no special filter parameters
if len(evt.Acts()) == 0 {
return true
}
matchTimes := 0
hasBranchFilter := false
hasTagFilter := false
refName := git.RefName(pushPayload.Ref)
// all acts conditions should be satisfied
for cond, vals := range evt.Acts() {
switch cond {
case "branches":
hasBranchFilter = true
if !refName.IsBranch() {
break
}
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Skip(patterns, []string{refName.BranchName()}, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
case "branches-ignore":
hasBranchFilter = true
if !refName.IsBranch() {
break
}
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Filter(patterns, []string{refName.BranchName()}, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
case "tags":
hasTagFilter = true
if !refName.IsTag() {
break
}
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Skip(patterns, []string{refName.TagName()}, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
case "tags-ignore":
hasTagFilter = true
if !refName.IsTag() {
break
}
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Filter(patterns, []string{refName.TagName()}, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
case "paths":
filesChanged, err := commit.GetFilesChangedSinceCommit(pushPayload.Before)
if err != nil {
log.Error("GetFilesChangedSinceCommit [commit_sha1: %s]: %v", commit.ID.String(), err)
} else {
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Skip(patterns, filesChanged, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
}
case "paths-ignore":
filesChanged, err := commit.GetFilesChangedSinceCommit(pushPayload.Before)
if err != nil {
log.Error("GetFilesChangedSinceCommit [commit_sha1: %s]: %v", commit.ID.String(), err)
} else {
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Filter(patterns, filesChanged, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
}
default:
log.Warn("push event unsupported condition %q", cond)
}
}
// if both branch and tag filter are defined in the workflow only one needs to match
if hasBranchFilter && hasTagFilter {
matchTimes++
}
return matchTimes == len(evt.Acts())
}
func matchIssuesEvent(commit *git.Commit, issuePayload *api.IssuePayload, evt *jobparser.Event) bool {
// with no special filter parameters
if len(evt.Acts()) == 0 {
return true
}
matchTimes := 0
// all acts conditions should be satisfied
for cond, vals := range evt.Acts() {
switch cond {
case "types":
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#issues
// Actions with the same name:
// opened, edited, closed, reopened, assigned, unassigned, milestoned, demilestoned
// Actions need to be converted:
// label_updated -> labeled
// label_cleared -> unlabeled
// Unsupported activity types:
// deleted, transferred, pinned, unpinned, locked, unlocked
action := issuePayload.Action
switch action {
case api.HookIssueLabelUpdated:
action = "labeled"
case api.HookIssueLabelCleared:
action = "unlabeled"
}
for _, val := range vals {
if glob.MustCompile(val, '/').Match(string(action)) {
matchTimes++
break
}
}
default:
log.Warn("issue event unsupported condition %q", cond)
}
}
return matchTimes == len(evt.Acts())
}
func matchPullRequestEvent(commit *git.Commit, prPayload *api.PullRequestPayload, evt *jobparser.Event) bool {
// with no special filter parameters
if len(evt.Acts()) == 0 {
// defaultly, only pull request `opened`, `reopened` and `synchronized` will trigger workflow
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request
return prPayload.Action == api.HookIssueSynchronized || prPayload.Action == api.HookIssueOpened || prPayload.Action == api.HookIssueReOpened
}
matchTimes := 0
// all acts conditions should be satisfied
for cond, vals := range evt.Acts() {
switch cond {
case "types":
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request
// Actions with the same name:
// opened, edited, closed, reopened, assigned, unassigned
// Actions need to be converted:
// synchronized -> synchronize
// label_updated -> labeled
// label_cleared -> unlabeled
// Unsupported activity types:
// converted_to_draft, ready_for_review, locked, unlocked, review_requested, review_request_removed, auto_merge_enabled, auto_merge_disabled
action := prPayload.Action
switch action {
case api.HookIssueSynchronized:
action = "synchronize"
case api.HookIssueLabelUpdated:
action = "labeled"
case api.HookIssueLabelCleared:
action = "unlabeled"
}
log.Trace("matching pull_request %s with %v", action, vals)
for _, val := range vals {
if glob.MustCompile(val, '/').Match(string(action)) {
matchTimes++
break
}
}
case "branches":
refName := git.RefName(prPayload.PullRequest.Base.Ref)
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Skip(patterns, []string{refName.ShortName()}, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
case "branches-ignore":
refName := git.RefName(prPayload.PullRequest.Base.Ref)
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Filter(patterns, []string{refName.ShortName()}, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
case "paths":
filesChanged, err := commit.GetFilesChangedSinceCommit(prPayload.PullRequest.Base.Ref)
if err != nil {
log.Error("GetFilesChangedSinceCommit [commit_sha1: %s]: %v", commit.ID.String(), err)
} else {
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Skip(patterns, filesChanged, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
}
case "paths-ignore":
filesChanged, err := commit.GetFilesChangedSinceCommit(prPayload.PullRequest.Base.Ref)
if err != nil {
log.Error("GetFilesChangedSinceCommit [commit_sha1: %s]: %v", commit.ID.String(), err)
} else {
patterns, err := workflowpattern.CompilePatterns(vals...)
if err != nil {
break
}
if !workflowpattern.Filter(patterns, filesChanged, &workflowpattern.EmptyTraceWriter{}) {
matchTimes++
}
}
default:
log.Warn("pull request event unsupported condition %q", cond)
}
}
return matchTimes == len(evt.Acts())
}
func matchIssueCommentEvent(commit *git.Commit, issueCommentPayload *api.IssueCommentPayload, evt *jobparser.Event) bool {
// with no special filter parameters
if len(evt.Acts()) == 0 {
return true
}
matchTimes := 0
// all acts conditions should be satisfied
for cond, vals := range evt.Acts() {
switch cond {
case "types":
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#issue_comment
// Actions with the same name:
// created, edited, deleted
// Actions need to be converted:
// NONE
// Unsupported activity types:
// NONE
for _, val := range vals {
if glob.MustCompile(val, '/').Match(string(issueCommentPayload.Action)) {
matchTimes++
break
}
}
default:
log.Warn("issue comment event unsupported condition %q", cond)
}
}
return matchTimes == len(evt.Acts())
}
func matchPullRequestReviewEvent(commit *git.Commit, prPayload *api.PullRequestPayload, evt *jobparser.Event) bool {
// with no special filter parameters
if len(evt.Acts()) == 0 {
return true
}
matchTimes := 0
// all acts conditions should be satisfied
for cond, vals := range evt.Acts() {
switch cond {
case "types":
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request_review
// Activity types with the same name:
// NONE
// Activity types need to be converted:
// reviewed -> submitted
// reviewed -> edited
// Unsupported activity types:
// dismissed
actions := make([]string, 0)
if prPayload.Action == api.HookIssueReviewed {
// the `reviewed` HookIssueAction can match the two activity types: `submitted` and `edited`
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request_review
actions = append(actions, "submitted", "edited")
}
matched := false
for _, val := range vals {
for _, action := range actions {
if glob.MustCompile(val, '/').Match(action) {
matched = true
break
}
}
if matched {
break
}
}
if matched {
matchTimes++
}
default:
log.Warn("pull request review event unsupported condition %q", cond)
}
}
return matchTimes == len(evt.Acts())
}
func matchPullRequestReviewCommentEvent(commit *git.Commit, prPayload *api.PullRequestPayload, evt *jobparser.Event) bool {
// with no special filter parameters
if len(evt.Acts()) == 0 {
return true
}
matchTimes := 0
// all acts conditions should be satisfied
for cond, vals := range evt.Acts() {
switch cond {
case "types":
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request_review_comment
// Activity types with the same name:
// NONE
// Activity types need to be converted:
// reviewed -> created
// reviewed -> edited
// Unsupported activity types:
// deleted
actions := make([]string, 0)
if prPayload.Action == api.HookIssueReviewed {
// the `reviewed` HookIssueAction can match the two activity types: `created` and `edited`
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request_review_comment
actions = append(actions, "created", "edited")
}
matched := false
for _, val := range vals {
for _, action := range actions {
if glob.MustCompile(val, '/').Match(action) {
matched = true
break
}
}
if matched {
break
}
}
if matched {
matchTimes++
}
default:
log.Warn("pull request review comment event unsupported condition %q", cond)
}
}
return matchTimes == len(evt.Acts())
}
func matchReleaseEvent(commit *git.Commit, payload *api.ReleasePayload, evt *jobparser.Event) bool {
// with no special filter parameters
if len(evt.Acts()) == 0 {
return true
}
matchTimes := 0
// all acts conditions should be satisfied
for cond, vals := range evt.Acts() {
switch cond {
case "types":
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#release
// Activity types with the same name:
// published
// Activity types need to be converted:
// updated -> edited
// Unsupported activity types:
// unpublished, created, deleted, prereleased, released
action := payload.Action
switch action {
case api.HookReleaseUpdated:
action = "edited"
}
for _, val := range vals {
if glob.MustCompile(val, '/').Match(string(action)) {
matchTimes++
break
}
}
default:
log.Warn("release event unsupported condition %q", cond)
}
}
return matchTimes == len(evt.Acts())
}
func matchPackageEvent(commit *git.Commit, payload *api.PackagePayload, evt *jobparser.Event) bool {
// with no special filter parameters
if len(evt.Acts()) == 0 {
return true
}
matchTimes := 0
// all acts conditions should be satisfied
for cond, vals := range evt.Acts() {
switch cond {
case "types":
// See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#registry_package
// Activity types with the same name:
// NONE
// Activity types need to be converted:
// created -> published
// Unsupported activity types:
// updated
action := payload.Action
switch action {
case api.HookPackageCreated:
action = "published"
}
for _, val := range vals {
if glob.MustCompile(val, '/').Match(string(action)) {
matchTimes++
break
}
}
default:
log.Warn("package event unsupported condition %q", cond)
}
}
return matchTimes == len(evt.Acts())
}