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Move some pull request functions from models to services (#9266)

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* Move some pull request functions from models to services

* Fix test
This commit is contained in:
Lunny Xiao 2019-12-07 10:44:10 +08:00 committed by techknowlogick
parent 1583c48e3a
commit 82e0383d21
9 changed files with 280 additions and 212 deletions
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131
models/pull.go
View file

@ -8,7 +8,6 @@ package models
import (
"bufio"
"fmt"
"io/ioutil"
"os"
"path"
"path/filepath"
@ -20,14 +19,11 @@ import (
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/sync"
"code.gitea.io/gitea/modules/timeutil"
"github.com/unknwon/com"
)
var pullRequestQueue = sync.NewUniqueQueue(setting.Repository.PullRequestQueueLength)
// PullRequestType defines pull request type
type PullRequestType int
@ -485,102 +481,6 @@ func (pr *PullRequest) SetMerged() (err error) {
return nil
}
// manuallyMerged checks if a pull request got manually merged
// When a pull request got manually merged mark the pull request as merged
func (pr *PullRequest) manuallyMerged() bool {
commit, err := pr.getMergeCommit()
if err != nil {
log.Error("PullRequest[%d].getMergeCommit: %v", pr.ID, err)
return false
}
if commit != nil {
pr.MergedCommitID = commit.ID.String()
pr.MergedUnix = timeutil.TimeStamp(commit.Author.When.Unix())
pr.Status = PullRequestStatusManuallyMerged
merger, _ := GetUserByEmail(commit.Author.Email)
// When the commit author is unknown set the BaseRepo owner as merger
if merger == nil {
if pr.BaseRepo.Owner == nil {
if err = pr.BaseRepo.getOwner(x); err != nil {
log.Error("BaseRepo.getOwner[%d]: %v", pr.ID, err)
return false
}
}
merger = pr.BaseRepo.Owner
}
pr.Merger = merger
pr.MergerID = merger.ID
if err = pr.SetMerged(); err != nil {
log.Error("PullRequest[%d].setMerged : %v", pr.ID, err)
return false
}
log.Info("manuallyMerged[%d]: Marked as manually merged into %s/%s by commit id: %s", pr.ID, pr.BaseRepo.Name, pr.BaseBranch, commit.ID.String())
return true
}
return false
}
// getMergeCommit checks if a pull request got merged
// Returns the git.Commit of the pull request if merged
func (pr *PullRequest) getMergeCommit() (*git.Commit, error) {
if pr.BaseRepo == nil {
var err error
pr.BaseRepo, err = GetRepositoryByID(pr.BaseRepoID)
if err != nil {
return nil, fmt.Errorf("GetRepositoryByID: %v", err)
}
}
indexTmpPath := filepath.Join(os.TempDir(), "gitea-"+pr.BaseRepo.Name+"-"+strconv.Itoa(time.Now().Nanosecond()))
defer os.Remove(indexTmpPath)
headFile := pr.GetGitRefName()
// Check if a pull request is merged into BaseBranch
_, err := git.NewCommand("merge-base", "--is-ancestor", headFile, pr.BaseBranch).RunInDirWithEnv(pr.BaseRepo.RepoPath(), []string{"GIT_INDEX_FILE=" + indexTmpPath, "GIT_DIR=" + pr.BaseRepo.RepoPath()})
if err != nil {
// Errors are signaled by a non-zero status that is not 1
if strings.Contains(err.Error(), "exit status 1") {
return nil, nil
}
return nil, fmt.Errorf("git merge-base --is-ancestor: %v", err)
}
commitIDBytes, err := ioutil.ReadFile(pr.BaseRepo.RepoPath() + "/" + headFile)
if err != nil {
return nil, fmt.Errorf("ReadFile(%s): %v", headFile, err)
}
commitID := string(commitIDBytes)
if len(commitID) < 40 {
return nil, fmt.Errorf(`ReadFile(%s): invalid commit-ID "%s"`, headFile, commitID)
}
cmd := commitID[:40] + ".." + pr.BaseBranch
// Get the commit from BaseBranch where the pull request got merged
mergeCommit, err := git.NewCommand("rev-list", "--ancestry-path", "--merges", "--reverse", cmd).RunInDirWithEnv("", []string{"GIT_INDEX_FILE=" + indexTmpPath, "GIT_DIR=" + pr.BaseRepo.RepoPath()})
if err != nil {
return nil, fmt.Errorf("git rev-list --ancestry-path --merges --reverse: %v", err)
} else if len(mergeCommit) < 40 {
// PR was fast-forwarded, so just use last commit of PR
mergeCommit = commitID[:40]
}
gitRepo, err := git.OpenRepository(pr.BaseRepo.RepoPath())
if err != nil {
return nil, fmt.Errorf("OpenRepository: %v", err)
}
defer gitRepo.Close()
commit, err := gitRepo.GetCommit(mergeCommit[:40])
if err != nil {
return nil, fmt.Errorf("GetCommit: %v", err)
}
return commit, nil
}
// patchConflicts is a list of conflict description from Git.
var patchConflicts = []string{
"patch does not apply",
@ -589,6 +489,11 @@ var patchConflicts = []string{
"error:",
}
// TestPatch checks if patch can be merged to base repository without conflict.
func (pr *PullRequest) TestPatch() error {
return pr.testPatch(x)
}
// testPatch checks if patch can be merged to base repository without conflict.
func (pr *PullRequest) testPatch(e Engine) (err error) {
if pr.BaseRepo == nil {
@ -949,32 +854,6 @@ func (pr *PullRequest) PushToBaseRepo() (err error) {
return nil
}
// AddToTaskQueue adds itself to pull request test task queue.
func (pr *PullRequest) AddToTaskQueue() {
go pullRequestQueue.AddFunc(pr.ID, func() {
pr.Status = PullRequestStatusChecking
if err := pr.UpdateCols("status"); err != nil {
log.Error("AddToTaskQueue.UpdateCols[%d].(add to queue): %v", pr.ID, err)
}
})
}
// checkAndUpdateStatus checks if pull request is possible to leaving checking status,
// and set to be either conflict or mergeable.
func (pr *PullRequest) checkAndUpdateStatus() {
// Status is not changed to conflict means mergeable.
if pr.Status == PullRequestStatusChecking {
pr.Status = PullRequestStatusMergeable
}
// Make sure there is no waiting test to process before leaving the checking status.
if !pullRequestQueue.Exist(pr.ID) {
if err := pr.UpdateCols("status, conflicted_files"); err != nil {
log.Error("Update[%d]: %v", pr.ID, err)
}
}
}
// IsWorkInProgress determine if the Pull Request is a Work In Progress by its title
func (pr *PullRequest) IsWorkInProgress() bool {
if err := pr.LoadIssue(); err != nil {

71
models/pull_list.go
View file

@ -10,7 +10,7 @@ import (
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
"github.com/unknwon/com"
"xorm.io/xorm"
)
@ -68,6 +68,14 @@ func GetUnmergedPullRequestsByBaseInfo(repoID int64, branch string) ([]*PullRequ
Find(&prs)
}
// GetPullRequestsByCheckStatus returns all pull requests according the special checking status.
func GetPullRequestsByCheckStatus(status PullRequestStatus) ([]*PullRequest, error) {
prs := make([]*PullRequest, 0, 10)
return prs, x.
Where("status=?", status).
Find(&prs)
}
// PullRequests returns all pull requests for a base Repo by the given conditions
func PullRequests(baseRepoID int64, opts *PullRequestsOptions) ([]*PullRequest, int64, error) {
if opts.Page <= 0 {
@ -161,64 +169,3 @@ func (prs PullRequestList) invalidateCodeComments(e Engine, doer *User, repo *gi
func (prs PullRequestList) InvalidateCodeComments(doer *User, repo *git.Repository, branch string) error {
return prs.invalidateCodeComments(x, doer, repo, branch)
}
// TestPullRequests checks and tests untested patches of pull requests.
// TODO: test more pull requests at same time.
func TestPullRequests() {
prs := make([]*PullRequest, 0, 10)
err := x.Where("status = ?", PullRequestStatusChecking).Find(&prs)
if err != nil {
log.Error("Find Checking PRs: %v", err)
return
}
var checkedPRs = make(map[int64]struct{})
// Update pull request status.
for _, pr := range prs {
checkedPRs[pr.ID] = struct{}{}
if err := pr.GetBaseRepo(); err != nil {
log.Error("GetBaseRepo: %v", err)
continue
}
if pr.manuallyMerged() {
continue
}
if err := pr.testPatch(x); err != nil {
log.Error("testPatch: %v", err)
continue
}
pr.checkAndUpdateStatus()
}
// Start listening on new test requests.
for prID := range pullRequestQueue.Queue() {
log.Trace("TestPullRequests[%v]: processing test task", prID)
pullRequestQueue.Remove(prID)
id := com.StrTo(prID).MustInt64()
if _, ok := checkedPRs[id]; ok {
continue
}
pr, err := GetPullRequestByID(id)
if err != nil {
log.Error("GetPullRequestByID[%s]: %v", prID, err)
continue
} else if pr.manuallyMerged() {
continue
} else if err = pr.testPatch(x); err != nil {
log.Error("testPatch[%d]: %v", pr.ID, err)
continue
}
pr.checkAndUpdateStatus()
}
}
// InitTestPullRequests runs the task to test all the checking status pull requests
func InitTestPullRequests() {
go TestPullRequests()
}

20
models/pull_test.go
View file

@ -5,9 +5,7 @@
package models
import (
"strconv"
"testing"
"time"
"github.com/stretchr/testify/assert"
)
@ -196,24 +194,6 @@ func TestPullRequest_UpdateCols(t *testing.T) {
// TODO TestPullRequest_PushToBaseRepo
func TestPullRequest_AddToTaskQueue(t *testing.T) {
assert.NoError(t, PrepareTestDatabase())
pr := AssertExistsAndLoadBean(t, &PullRequest{ID: 1}).(*PullRequest)
pr.AddToTaskQueue()
select {
case id := <-pullRequestQueue.Queue():
assert.EqualValues(t, strconv.FormatInt(pr.ID, 10), id)
case <-time.After(time.Second):
assert.Fail(t, "Timeout: nothing was added to pullRequestQueue")
}
assert.True(t, pullRequestQueue.Exist(pr.ID))
pr = AssertExistsAndLoadBean(t, &PullRequest{ID: 1}).(*PullRequest)
assert.Equal(t, PullRequestStatusChecking, pr.Status)
}
func TestPullRequestList_LoadAttributes(t *testing.T) {
assert.NoError(t, PrepareTestDatabase())

3
routers/init.go
View file

@ -26,6 +26,7 @@ import (
"code.gitea.io/gitea/modules/webhook"
"code.gitea.io/gitea/services/mailer"
mirror_service "code.gitea.io/gitea/services/mirror"
pull_service "code.gitea.io/gitea/services/pull"
"gitea.com/macaron/macaron"
)
@ -104,7 +105,7 @@ func GlobalInit() {
models.InitRepoIndexer()
mirror_service.InitSyncMirrors()
webhook.InitDeliverHooks()
models.InitTestPullRequests()
pull_service.Init()
if err := task.Init(); err != nil {
log.Fatal("Failed to initialize task scheduler: %v", err)
}

3
routers/repo/issue.go
View file

@ -28,6 +28,7 @@ import (
"code.gitea.io/gitea/modules/util"
comment_service "code.gitea.io/gitea/services/comments"
issue_service "code.gitea.io/gitea/services/issue"
pull_service "code.gitea.io/gitea/services/pull"
"github.com/unknwon/com"
)
@ -1272,7 +1273,7 @@ func NewComment(ctx *context.Context, form auth.CreateCommentForm) {
return
}
issue.PullRequest.AddToTaskQueue()
pull_service.AddToTaskQueue(issue.PullRequest)
}
}

209
services/pull/check.go Normal file
View file

@ -0,0 +1,209 @@
// Copyright 2019 The Gitea Authors.
// All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package pull
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strconv"
"strings"
"time"
"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/sync"
"code.gitea.io/gitea/modules/timeutil"
"github.com/unknwon/com"
)
// pullRequestQueue represents a queue to handle update pull request tests
var pullRequestQueue = sync.NewUniqueQueue(setting.Repository.PullRequestQueueLength)
// AddToTaskQueue adds itself to pull request test task queue.
func AddToTaskQueue(pr *models.PullRequest) {
go pullRequestQueue.AddFunc(pr.ID, func() {
pr.Status = models.PullRequestStatusChecking
if err := pr.UpdateCols("status"); err != nil {
log.Error("AddToTaskQueue.UpdateCols[%d].(add to queue): %v", pr.ID, err)
}
})
}
// checkAndUpdateStatus checks if pull request is possible to leaving checking status,
// and set to be either conflict or mergeable.
func checkAndUpdateStatus(pr *models.PullRequest) {
// Status is not changed to conflict means mergeable.
if pr.Status == models.PullRequestStatusChecking {
pr.Status = models.PullRequestStatusMergeable
}
// Make sure there is no waiting test to process before leaving the checking status.
if !pullRequestQueue.Exist(pr.ID) {
if err := pr.UpdateCols("status, conflicted_files"); err != nil {
log.Error("Update[%d]: %v", pr.ID, err)
}
}
}
// getMergeCommit checks if a pull request got merged
// Returns the git.Commit of the pull request if merged
func getMergeCommit(pr *models.PullRequest) (*git.Commit, error) {
if pr.BaseRepo == nil {
var err error
pr.BaseRepo, err = models.GetRepositoryByID(pr.BaseRepoID)
if err != nil {
return nil, fmt.Errorf("GetRepositoryByID: %v", err)
}
}
indexTmpPath := filepath.Join(os.TempDir(), "gitea-"+pr.BaseRepo.Name+"-"+strconv.Itoa(time.Now().Nanosecond()))
defer os.Remove(indexTmpPath)
headFile := pr.GetGitRefName()
// Check if a pull request is merged into BaseBranch
_, err := git.NewCommand("merge-base", "--is-ancestor", headFile, pr.BaseBranch).RunInDirWithEnv(pr.BaseRepo.RepoPath(), []string{"GIT_INDEX_FILE=" + indexTmpPath, "GIT_DIR=" + pr.BaseRepo.RepoPath()})
if err != nil {
// Errors are signaled by a non-zero status that is not 1
if strings.Contains(err.Error(), "exit status 1") {
return nil, nil
}
return nil, fmt.Errorf("git merge-base --is-ancestor: %v", err)
}
commitIDBytes, err := ioutil.ReadFile(pr.BaseRepo.RepoPath() + "/" + headFile)
if err != nil {
return nil, fmt.Errorf("ReadFile(%s): %v", headFile, err)
}
commitID := string(commitIDBytes)
if len(commitID) < 40 {
return nil, fmt.Errorf(`ReadFile(%s): invalid commit-ID "%s"`, headFile, commitID)
}
cmd := commitID[:40] + ".." + pr.BaseBranch
// Get the commit from BaseBranch where the pull request got merged
mergeCommit, err := git.NewCommand("rev-list", "--ancestry-path", "--merges", "--reverse", cmd).RunInDirWithEnv("", []string{"GIT_INDEX_FILE=" + indexTmpPath, "GIT_DIR=" + pr.BaseRepo.RepoPath()})
if err != nil {
return nil, fmt.Errorf("git rev-list --ancestry-path --merges --reverse: %v", err)
} else if len(mergeCommit) < 40 {
// PR was fast-forwarded, so just use last commit of PR
mergeCommit = commitID[:40]
}
gitRepo, err := git.OpenRepository(pr.BaseRepo.RepoPath())
if err != nil {
return nil, fmt.Errorf("OpenRepository: %v", err)
}
defer gitRepo.Close()
commit, err := gitRepo.GetCommit(mergeCommit[:40])
if err != nil {
return nil, fmt.Errorf("GetCommit: %v", err)
}
return commit, nil
}
// manuallyMerged checks if a pull request got manually merged
// When a pull request got manually merged mark the pull request as merged
func manuallyMerged(pr *models.PullRequest) bool {
commit, err := getMergeCommit(pr)
if err != nil {
log.Error("PullRequest[%d].getMergeCommit: %v", pr.ID, err)
return false
}
if commit != nil {
pr.MergedCommitID = commit.ID.String()
pr.MergedUnix = timeutil.TimeStamp(commit.Author.When.Unix())
pr.Status = models.PullRequestStatusManuallyMerged
merger, _ := models.GetUserByEmail(commit.Author.Email)
// When the commit author is unknown set the BaseRepo owner as merger
if merger == nil {
if pr.BaseRepo.Owner == nil {
if err = pr.BaseRepo.GetOwner(); err != nil {
log.Error("BaseRepo.GetOwner[%d]: %v", pr.ID, err)
return false
}
}
merger = pr.BaseRepo.Owner
}
pr.Merger = merger
pr.MergerID = merger.ID
if err = pr.SetMerged(); err != nil {
log.Error("PullRequest[%d].setMerged : %v", pr.ID, err)
return false
}
log.Info("manuallyMerged[%d]: Marked as manually merged into %s/%s by commit id: %s", pr.ID, pr.BaseRepo.Name, pr.BaseBranch, commit.ID.String())
return true
}
return false
}
// TestPullRequests checks and tests untested patches of pull requests.
// TODO: test more pull requests at same time.
func TestPullRequests() {
prs, err := models.GetPullRequestsByCheckStatus(models.PullRequestStatusChecking)
if err != nil {
log.Error("Find Checking PRs: %v", err)
return
}
var checkedPRs = make(map[int64]struct{})
// Update pull request status.
for _, pr := range prs {
checkedPRs[pr.ID] = struct{}{}
if err := pr.GetBaseRepo(); err != nil {
log.Error("GetBaseRepo: %v", err)
continue
}
if manuallyMerged(pr) {
continue
}
if err := pr.TestPatch(); err != nil {
log.Error("testPatch: %v", err)
continue
}
checkAndUpdateStatus(pr)
}
// Start listening on new test requests.
for prID := range pullRequestQueue.Queue() {
log.Trace("TestPullRequests[%v]: processing test task", prID)
pullRequestQueue.Remove(prID)
id := com.StrTo(prID).MustInt64()
if _, ok := checkedPRs[id]; ok {
continue
}
pr, err := models.GetPullRequestByID(id)
if err != nil {
log.Error("GetPullRequestByID[%s]: %v", prID, err)
continue
} else if manuallyMerged(pr) {
continue
} else if err = pr.TestPatch(); err != nil {
log.Error("testPatch[%d]: %v", pr.ID, err)
continue
}
checkAndUpdateStatus(pr)
}
}
// Init runs the task queue to test all the checking status pull requests
func Init() {
go TestPullRequests()
}

34
services/pull/check_test.go Normal file
View file

@ -0,0 +1,34 @@
// Copyright 2019 The Gitea Authors.
// All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package pull
import (
"strconv"
"testing"
"time"
"code.gitea.io/gitea/models"
"github.com/stretchr/testify/assert"
)
func TestPullRequest_AddToTaskQueue(t *testing.T) {
assert.NoError(t, models.PrepareTestDatabase())
pr := models.AssertExistsAndLoadBean(t, &models.PullRequest{ID: 1}).(*models.PullRequest)
AddToTaskQueue(pr)
select {
case id := <-pullRequestQueue.Queue():
assert.EqualValues(t, strconv.FormatInt(pr.ID, 10), id)
case <-time.After(time.Second):
assert.Fail(t, "Timeout: nothing was added to pullRequestQueue")
}
assert.True(t, pullRequestQueue.Exist(pr.ID))
pr = models.AssertExistsAndLoadBean(t, &models.PullRequest{ID: 1}).(*models.PullRequest)
assert.Equal(t, models.PullRequestStatusChecking, pr.Status)
}

17
services/pull/main_test.go Normal file
View file

@ -0,0 +1,17 @@
// Copyright 2019 The Gitea Authors.
// All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package pull
import (
"path/filepath"
"testing"
"code.gitea.io/gitea/models"
)
func TestMain(m *testing.M) {
models.MainTest(m, filepath.Join("..", ".."))
}

4
services/pull/pull.go
View file

@ -64,7 +64,7 @@ func addHeadRepoTasks(prs []*models.PullRequest) {
continue
}
pr.AddToTaskQueue()
AddToTaskQueue(pr)
}
}
@ -103,6 +103,6 @@ func AddTestPullRequestTask(doer *models.User, repoID int64, branch string, isSy
return
}
for _, pr := range prs {
pr.AddToTaskQueue()
AddToTaskQueue(pr)
}
}