// Find the last warning comment that the bot has posted.
// It can return an empty comment if it fails to find one, even if there are no errors.
func findLatestWarningComment(obj *github.MungeObject) (*githubapi.IssueComment, error) {
var lastFoundComment *githubapi.IssueComment
comments, err := obj.ListComments()
if err != nil {
return nil, err
}
for i := range comments {
comment := comments[i]
if !validComment(comment) {
continue
}
if !mergeBotComment(comment) {
continue
}
if !warningCommentRE.MatchString(*comment.Body) {
continue
}
if lastFoundComment == nil || lastFoundComment.CreatedAt.Before(*comment.UpdatedAt) {
if lastFoundComment != nil {
obj.DeleteComment(lastFoundComment)
}
lastFoundComment = comment
}
}
return lastFoundComment, nil
}
// Munge is the workhorse the will actually make updates to the PR
func (h AssignUnassignHandler) Munge(obj *github.MungeObject) {
if !obj.IsPR() {
return
}
comments, err := obj.ListComments()
if err != nil {
glog.Errorf("unexpected error getting comments: %v", err)
return
}
fileList, err := obj.ListFiles()
if err != nil {
glog.Errorf("Could not list the files for PR %v: %v", obj.Issue.Number, err)
return
}
//get ALL (not just leaf) the people that could potentially own the file based on the blunderbuss.go implementation
potentialOwners, _ := getPotentialOwners(*obj.Issue.User.Login, h.features, fileList, false)
toAssign, toUnassign := h.getAssigneesAndUnassignees(obj, comments, fileList, potentialOwners)
for _, username := range toAssign.List() {
obj.AssignPR(username)
}
obj.UnassignPR(toUnassign.List()...)
}
// Munge is the workhorse the will actually make updates to the PR
func (CommentDeleter) Munge(obj *github.MungeObject) {
if !obj.IsPR() {
return
}
comments, err := obj.ListComments()
if err != nil {
return
}
validComments := []githubapi.IssueComment{}
for i := range comments {
comment := comments[i]
if !validComment(comment) {
continue
}
validComments = append(validComments, comment)
}
for _, d := range deleters {
stale := d.StaleComments(obj, validComments)
for _, comment := range stale {
obj.DeleteComment(&comment)
}
}
}
// Munge is the workhorse the will actually make updates to the PR
func (r *RebuildMunger) Munge(obj *github.MungeObject) {
if !obj.IsPR() {
return
}
comments, err := obj.ListComments()
if err != nil {
glog.Errorf("unexpected error getting comments: %v", err)
}
for ix := range comments {
comment := comments[ix]
// Skip all robot comments
if r.robots.Has(*comment.User.Login) {
glog.V(4).Infof("Skipping comment by robot %s: %s", *comment.User.Login, *comment.Body)
continue
}
if isRebuildComment(comment) && rebuildCommentMissingIssueNumber(comment) {
if err := obj.DeleteComment(comment); err != nil {
glog.Errorf("Error deleting comment: %v", err)
continue
}
body := fmt.Sprintf(rebuildFormat, *comment.User.Login)
err := obj.WriteComment(body)
if err != nil {
glog.Errorf("unexpected error adding comment: %v", err)
continue
}
}
}
}
func (h *ApprovalHandler) updateNotification(obj *github.MungeObject, ownersMap map[string]sets.String) error {
notificationMatcher := c.MungerNotificationName(approvalNotificationName)
comments, err := obj.ListComments()
if err != nil {
glog.Error("Could not list the comments for PR%v", obj.Issue.Number)
return err
}
notifications := c.FilterComments(comments, notificationMatcher)
latestNotification := notifications.GetLast()
if latestNotification == nil {
return h.createMessage(obj, ownersMap)
}
latestApprove := c.FilterComments(comments, c.CommandName(approveCommand)).GetLast()
if latestApprove == nil || latestApprove.CreatedAt == nil {
// there was already a bot notification and nothing has changed since
// or we wouldn't tell when the latestApproval occurred
return nil
}
if latestApprove.CreatedAt.After(*latestNotification.CreatedAt) {
// if we can't tell when latestApprove happened, we should make a new one
obj.DeleteComment(latestNotification)
return h.createMessage(obj, ownersMap)
}
lastModified := obj.LastModifiedTime()
if latestNotification.CreatedAt.Before(*lastModified) {
obj.DeleteComment(latestNotification)
return h.createMessage(obj, ownersMap)
}
return nil
}
// Munge is the workhorse the will actually make updates to the PR
func (NagFlakeIssues) Munge(obj *mgh.MungeObject) {
if obj.IsPR() || !obj.HasLabel("kind/flake") {
return
}
comments, err := obj.ListComments()
if err != nil {
glog.Error(err)
return
}
// Use the pinger to notify assignees:
// - Set time period based on configuration (at the top of this file)
// - Mention list of assignees as an argument
// - Start the ping timer after the last HumanActor comment
// How often should we ping
period := findTimePeriod(obj.Issue.Labels)
// Who are we pinging
who := mungerutil.GetIssueUsers(obj.Issue).Assignees.Mention().Join()
// When does the pinger start
startDate := c.LastComment(comments, c.HumanActor(), obj.Issue.CreatedAt)
// Get a notification if it's time to ping.
notif := pinger.SetTimePeriod(period).PingNotification(
comments,
who,
startDate,
)
if notif != nil {
obj.WriteComment(notif.String())
}
}
// Munge is the workhorse the will actually make updates to the PR
func (CommentDeleter) Munge(obj *github.MungeObject) {
if !obj.IsPR() {
return
}
comments, err := obj.ListComments()
if err != nil {
return
}
for i := range comments {
comment := &comments[i]
if comment.User == nil || comment.User.Login == nil {
continue
}
if *comment.User.Login != botName {
continue
}
if comment.Body == nil {
continue
}
for _, f := range funcs {
if f(obj, comment) {
obj.DeleteComment(comment)
break
}
}
}
}
// Priority implements IssueSource
func (p *brokenJobSource) Priority(obj *github.MungeObject) (sync.Priority, error) {
comments, err := obj.ListComments()
if err != nil {
return sync.PriorityP2, fmt.Errorf("Failed to list comment of issue: %v", err)
}
// Different IssueSource's Priority calculation may differ
return autoPrioritize(comments, obj.Issue.CreatedAt), nil
}
// Munge is unused by this munger.
func (cla *ClaMunger) Munge(obj *githubhelper.MungeObject) {
if !obj.IsPR() {
return
}
if obj.HasLabel(claHumanLabel) {
return
}
status := obj.GetStatusState([]string{cla.CLAStatusContext})
// Check for pending status and exit.
if status == contextPending {
// do nothing and wait for state to be updated.
return
}
if status == contextSuccess {
if obj.HasLabel(cncfClaYesLabel) {
// status is success and we've already applied 'cncf-cla: yes'.
return
}
if obj.HasLabel(cncfClaNoLabel) {
obj.RemoveLabel(cncfClaNoLabel)
}
obj.AddLabel(cncfClaYesLabel)
return
}
// If we are here, that means that the context is failure/error.
comments, err := obj.ListComments()
if err != nil {
glog.Error(err)
return
}
who := mungerutil.GetIssueUsers(obj.Issue).Author.Mention().Join()
// Get a notification if it's time to ping.
notif := cla.pinger.PingNotification(
comments,
who,
nil,
)
if notif != nil {
obj.WriteComment(notif.String())
}
if obj.HasLabel(cncfClaNoLabel) {
// status reported error/failure and we've already applied 'cncf-cla: no' label.
return
}
if obj.HasLabel(cncfClaYesLabel) {
obj.RemoveLabel(cncfClaYesLabel)
}
obj.AddLabel(cncfClaNoLabel)
}
func getCommentsAfterLastModified(obj *github.MungeObject) ([]*githubapi.IssueComment, error) {
afterLastModified := func(opt *githubapi.IssueListCommentsOptions) *githubapi.IssueListCommentsOptions {
// Only comments updated at or after this time are returned.
// One possible case is that reviewer might "/lgtm" first, contributor updated PR, and reviewer updated "/lgtm".
// This is still valid. We don't recommend user to update it.
lastModified := *obj.LastModifiedTime()
opt.Since = lastModified
return opt
}
return obj.ListComments(afterLastModified)
}
// Search through the body and comments to see if the given item is already
// mentioned in the given github issue.
func (s *IssueSyncer) isRecorded(obj *github.MungeObject, source IssueSource) (bool, error) {
id := source.ID()
if obj.Issue.Body != nil && strings.Contains(*obj.Issue.Body, id) {
// We already wrote this item
return true, nil
}
comments, err := obj.ListComments()
if err != nil {
return false, fmt.Errorf("error getting comments for %v: %v", *obj.Issue.Number, err)
}
for _, c := range comments {
if c.Body == nil {
continue
}
if strings.Contains(*c.Body, id) {
// We already wrote this item
return true, nil
}
}
return false, nil
}
// Munge is the workhorse the will actually make updates to the PR
func (RebuildMunger) Munge(obj *github.MungeObject) {
if !obj.IsPR() {
return
}
comments, err := obj.ListComments(*obj.Issue.Number)
if err != nil {
glog.Errorf("unexpected error getting comments: %v", err)
}
for ix := range comments {
comment := &comments[ix]
// Skip all robot comments
for _, robot := range []string{"k8s-bot", "k8s-merge-robot", "googlebot"} {
if *comment.User.Login == robot {
glog.V(4).Infof("Skipping comment by robot %s: %s", robot, *comment.Body)
continue
}
}
if isRebuildComment(comment) && rebuildCommentMissingIssueNumber(comment) {
if err := obj.DeleteComment(comment); err != nil {
glog.Errorf("Error deleting comment: %v", err)
continue
}
body := fmt.Sprintf(`@%s an issue is required for any manual rebuild. Expecting comment of the form 'github issue: #<number>'
[Open test flakes](https://github.com/kubernetes/kubernetes/issues?q=is%3Aissue%20label%3Akind%2Fflake)`, *comment.User.Login)
err := obj.WriteComment(body)
if err != nil {
glog.Errorf("unexpected error adding comment: %v", err)
continue
}
if obj.HasLabel("lgtm") {
if err := obj.RemoveLabel("lgtm"); err != nil {
glog.Errorf("unexpected error removing lgtm label: %v", err)
}
}
}
}
}
// Munge is the workhorse the will actually make updates to the PR
func (r *RebuildMunger) Munge(obj *github.MungeObject) {
if !obj.IsPR() {
return
}
comments, err := obj.ListComments(*obj.Issue.Number)
if err != nil {
glog.Errorf("unexpected error getting comments: %v", err)
}
for ix := range comments {
comment := &comments[ix]
// Skip all robot comments
if r.robots.Has(*comment.User.Login) {
glog.V(4).Infof("Skipping comment by robot %s: %s", *comment.User.Login, *comment.Body)
continue
}
if isRebuildComment(comment) && rebuildCommentMissingIssueNumber(comment) {
if err := obj.DeleteComment(comment); err != nil {
glog.Errorf("Error deleting comment: %v", err)
continue
}
body := fmt.Sprintf(`@%s
You must link to the test flake issue which caused you to request this manual re-test.
Re-test requests should be in the form of: `+"`"+`k8s-bot test this issue: #<number>`+"`"+`
Here is the [list of open test flakes](https://github.com/kubernetes/kubernetes/issues?q=is:issue+label:kind/flake+is:open).`, *comment.User.Login)
err := obj.WriteComment(body)
if err != nil {
glog.Errorf("unexpected error adding comment: %v", err)
continue
}
if obj.HasLabel("lgtm") {
if err := obj.RemoveLabel("lgtm"); err != nil {
glog.Errorf("unexpected error removing lgtm label: %v", err)
}
}
}
}
}
func findLastHumanIssueUpdate(obj *github.MungeObject) (*time.Time, error) {
lastHuman := obj.Issue.CreatedAt
comments, err := obj.ListComments()
if err != nil {
return nil, err
}
for i := range comments {
comment := comments[i]
if !validComment(comment) {
continue
}
if mergeBotComment(comment) || jenkinsBotComment(comment) {
continue
}
if lastHuman.Before(*comment.UpdatedAt) {
lastHuman = comment.UpdatedAt
}
}
return lastHuman, nil
}
// assigneeActionNeeded returns true if we are waiting on an action from the reviewer.
func isReviewerActionNeeded(obj *github.MungeObject) (bool, error) {
comments, err := obj.ListComments()
if err != nil {
return false, err
}
lastAuthorCommentTime := comment.LastComment(comments, comment.Author(*obj.Issue.User), nil)
lastReviewerCommentTime := getLastReviewerComment(obj, comments)
if lastReviewerCommentTime == nil {
// this implies that no reviewer has commented on the PR yet.
return true, nil
}
if obj.LastModifiedTime().After(*lastReviewerCommentTime) {
return true, nil
}
if lastAuthorCommentTime == nil {
return false, nil
}
return lastReviewerCommentTime.Before(*lastAuthorCommentTime), nil
}