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Refactor process package and introduce ProcessManager{} with tests (#75)
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* Add a process.Manager singleton with process.GetManager()

* Use process.GetManager everywhere

* Fix godoc comments for process module

* Increment process counter id after locking the mutex
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@metalmatze @lunny
metalmatze authored and lunny committed Jan 17, 2017
1 parent 6dd096b commit d100615
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Showing 10 changed files with 161 additions and 113 deletions.
4 changes: 2 additions & 2 deletions models/git_diff.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -483,8 +483,8 @@ func GetDiffRange(repoPath, beforeCommitID, afterCommitID string, maxLines, maxL
return nil, fmt.Errorf("Start: %v", err)
}

pid := process.Add(fmt.Sprintf("GetDiffRange [repo_path: %s]", repoPath), cmd)
defer process.Remove(pid)
pid := process.GetManager().Add(fmt.Sprintf("GetDiffRange [repo_path: %s]", repoPath), cmd)
defer process.GetManager().Remove(pid)

diff, err := ParsePatch(maxLines, maxLineCharacters, maxFiles, stdout)
if err != nil {
Expand Down
18 changes: 9 additions & 9 deletions models/pull.go
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Original file line number Diff line number Diff line change
Expand Up @@ -281,49 +281,49 @@ func (pr *PullRequest) Merge(doer *User, baseGitRepo *git.Repository) (err error
defer os.RemoveAll(path.Dir(tmpBasePath))

var stderr string
if _, stderr, err = process.ExecTimeout(5*time.Minute,
if _, stderr, err = process.GetManager().ExecTimeout(5*time.Minute,
fmt.Sprintf("PullRequest.Merge (git clone): %s", tmpBasePath),
"git", "clone", baseGitRepo.Path, tmpBasePath); err != nil {
return fmt.Errorf("git clone: %s", stderr)
}

// Check out base branch.
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
if _, stderr, err = process.GetManager().ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git checkout): %s", tmpBasePath),
"git", "checkout", pr.BaseBranch); err != nil {
return fmt.Errorf("git checkout: %s", stderr)
}

// Add head repo remote.
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
if _, stderr, err = process.GetManager().ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git remote add): %s", tmpBasePath),
"git", "remote", "add", "head_repo", headRepoPath); err != nil {
return fmt.Errorf("git remote add [%s -> %s]: %s", headRepoPath, tmpBasePath, stderr)
}

// Merge commits.
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
if _, stderr, err = process.GetManager().ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git fetch): %s", tmpBasePath),
"git", "fetch", "head_repo"); err != nil {
return fmt.Errorf("git fetch [%s -> %s]: %s", headRepoPath, tmpBasePath, stderr)
}

if _, stderr, err = process.ExecDir(-1, tmpBasePath,
if _, stderr, err = process.GetManager().ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git merge --no-ff --no-commit): %s", tmpBasePath),
"git", "merge", "--no-ff", "--no-commit", "head_repo/"+pr.HeadBranch); err != nil {
return fmt.Errorf("git merge --no-ff --no-commit [%s]: %v - %s", tmpBasePath, err, stderr)
}

sig := doer.NewGitSig()
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
if _, stderr, err = process.GetManager().ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git merge): %s", tmpBasePath),
"git", "commit", fmt.Sprintf("--author='%s <%s>'", sig.Name, sig.Email),
"-m", fmt.Sprintf("Merge branch '%s' of %s/%s into %s", pr.HeadBranch, pr.HeadUserName, pr.HeadRepo.Name, pr.BaseBranch)); err != nil {
return fmt.Errorf("git commit [%s]: %v - %s", tmpBasePath, err, stderr)
}

// Push back to upstream.
if _, stderr, err = process.ExecDir(-1, tmpBasePath,
if _, stderr, err = process.GetManager().ExecDir(-1, tmpBasePath,
fmt.Sprintf("PullRequest.Merge (git push): %s", tmpBasePath),
"git", "push", baseGitRepo.Path, pr.BaseBranch); err != nil {
return fmt.Errorf("git push: %s", stderr)
Expand Down Expand Up @@ -437,14 +437,14 @@ func (pr *PullRequest) testPatch() (err error) {
defer os.Remove(indexTmpPath)

var stderr string
_, stderr, err = process.ExecDirEnv(-1, "", fmt.Sprintf("testPatch (git read-tree): %d", pr.BaseRepo.ID),
_, stderr, err = process.GetManager().ExecDirEnv(-1, "", fmt.Sprintf("testPatch (git read-tree): %d", pr.BaseRepo.ID),
[]string{"GIT_DIR=" + pr.BaseRepo.RepoPath(), "GIT_INDEX_FILE=" + indexTmpPath},
"git", "read-tree", pr.BaseBranch)
if err != nil {
return fmt.Errorf("git read-tree --index-output=%s %s: %v - %s", indexTmpPath, pr.BaseBranch, err, stderr)
}

_, stderr, err = process.ExecDirEnv(-1, "", fmt.Sprintf("testPatch (git apply --check): %d", pr.BaseRepo.ID),
_, stderr, err = process.GetManager().ExecDirEnv(-1, "", fmt.Sprintf("testPatch (git apply --check): %d", pr.BaseRepo.ID),
[]string{"GIT_INDEX_FILE=" + indexTmpPath, "GIT_DIR=" + pr.BaseRepo.RepoPath()},
"git", "apply", "--check", "--cached", patchPath)
if err != nil {
Expand Down
20 changes: 9 additions & 11 deletions models/release.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -10,14 +10,11 @@ import (
"strings"
"time"

"github.com/go-xorm/xorm"

"code.gitea.io/git"

"code.gitea.io/gitea/modules/process"
"code.gitea.io/gitea/modules/setting"

api "code.gitea.io/sdk/gitea"
"github.com/go-xorm/xorm"
)

// Release represents a release of repository.
Expand Down Expand Up @@ -159,7 +156,7 @@ func createTag(gitRepo *git.Repository, rel *Release) error {

func addReleaseAttachments(releaseID int64, attachmentUUIDs []string) (err error) {
// Check attachments
var attachments = make([]*Attachment,0)
var attachments = make([]*Attachment, 0)
for _, uuid := range attachmentUUIDs {
attach, err := getAttachmentByUUID(x, uuid)
if err != nil {
Expand Down Expand Up @@ -257,9 +254,10 @@ func GetReleasesByRepoIDAndNames(repoID int64, tagNames []string) (rels []*Relea
}

type releaseMetaSearch struct {
ID [] int64
Rel [] *Release
ID []int64
Rel []*Release
}

func (s releaseMetaSearch) Len() int {
return len(s.ID)
}
Expand All @@ -272,18 +270,18 @@ func (s releaseMetaSearch) Less(i, j int) bool {
}

// GetReleaseAttachments retrieves the attachments for releases
func GetReleaseAttachments(rels ... *Release) (err error){
func GetReleaseAttachments(rels ...*Release) (err error) {
if len(rels) == 0 {
return
}

// To keep this efficient as possible sort all releases by id,
// To keep this efficient as possible sort all releases by id,
// select attachments by release id,
// then merge join them

// Sort
var sortedRels = releaseMetaSearch{ID: make([]int64, len(rels)), Rel: make([]*Release, len(rels))}
var attachments [] *Attachment
var attachments []*Attachment
for index, element := range rels {
element.Attachments = []*Attachment{}
sortedRels.ID[index] = element.ID
Expand Down Expand Up @@ -375,7 +373,7 @@ func DeleteReleaseByID(id int64, u *User, delTag bool) error {
}

if delTag {
_, stderr, err := process.ExecDir(-1, repo.RepoPath(),
_, stderr, err := process.GetManager().ExecDir(-1, repo.RepoPath(),
fmt.Sprintf("DeleteReleaseByID (git tag -d): %d", rel.ID),
"git", "tag", "-d", rel.TagName)
if err != nil && !strings.Contains(stderr, "not found") {
Expand Down
26 changes: 14 additions & 12 deletions models/repo.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -147,10 +147,10 @@ func NewRepoContext() {

// Git requires setting user.name and user.email in order to commit changes.
for configKey, defaultValue := range map[string]string{"user.name": "Gitea", "user.email": "gitea@fake.local"} {
if stdout, stderr, err := process.Exec("NewRepoContext(get setting)", "git", "config", "--get", configKey); err != nil || strings.TrimSpace(stdout) == "" {
if stdout, stderr, err := process.GetManager().Exec("NewRepoContext(get setting)", "git", "config", "--get", configKey); err != nil || strings.TrimSpace(stdout) == "" {
// ExitError indicates this config is not set
if _, ok := err.(*exec.ExitError); ok || strings.TrimSpace(stdout) == "" {
if _, stderr, gerr := process.Exec("NewRepoContext(set "+configKey+")", "git", "config", "--global", configKey, defaultValue); gerr != nil {
if _, stderr, gerr := process.GetManager().Exec("NewRepoContext(set "+configKey+")", "git", "config", "--global", configKey, defaultValue); gerr != nil {
log.Fatal(4, "Fail to set git %s(%s): %s", configKey, gerr, stderr)
}
log.Info("Git config %s set to %s", configKey, defaultValue)
Expand All @@ -161,7 +161,7 @@ func NewRepoContext() {
}

// Set git some configurations.
if _, stderr, err := process.Exec("NewRepoContext(git config --global core.quotepath false)",
if _, stderr, err := process.GetManager().Exec("NewRepoContext(git config --global core.quotepath false)",
"git", "config", "--global", "core.quotepath", "false"); err != nil {
log.Fatal(4, "Fail to execute 'git config --global core.quotepath false': %s", stderr)
}
Expand Down Expand Up @@ -797,20 +797,20 @@ func CleanUpMigrateInfo(repo *Repository) (*Repository, error) {
// initRepoCommit temporarily changes with work directory.
func initRepoCommit(tmpPath string, sig *git.Signature) (err error) {
var stderr string
if _, stderr, err = process.ExecDir(-1,
if _, stderr, err = process.GetManager().ExecDir(-1,
tmpPath, fmt.Sprintf("initRepoCommit (git add): %s", tmpPath),
"git", "add", "--all"); err != nil {
return fmt.Errorf("git add: %s", stderr)
}

if _, stderr, err = process.ExecDir(-1,
if _, stderr, err = process.GetManager().ExecDir(-1,
tmpPath, fmt.Sprintf("initRepoCommit (git commit): %s", tmpPath),
"git", "commit", fmt.Sprintf("--author='%s <%s>'", sig.Name, sig.Email),
"-m", "Initial commit"); err != nil {
return fmt.Errorf("git commit: %s", stderr)
}

if _, stderr, err = process.ExecDir(-1,
if _, stderr, err = process.GetManager().ExecDir(-1,
tmpPath, fmt.Sprintf("initRepoCommit (git push): %s", tmpPath),
"git", "push", "origin", "master"); err != nil {
return fmt.Errorf("git push: %s", stderr)
Expand Down Expand Up @@ -856,8 +856,10 @@ func getRepoInitFile(tp, name string) ([]byte, error) {

func prepareRepoCommit(repo *Repository, tmpDir, repoPath string, opts CreateRepoOptions) error {
// Clone to temporary path and do the init commit.
_, stderr, err := process.Exec(
fmt.Sprintf("initRepository(git clone): %s", repoPath), "git", "clone", repoPath, tmpDir)
_, stderr, err := process.GetManager().Exec(
fmt.Sprintf("initRepository(git clone): %s", repoPath),
"git", "clone", repoPath, tmpDir,
)
if err != nil {
return fmt.Errorf("git clone: %v - %s", err, stderr)
}
Expand Down Expand Up @@ -1066,7 +1068,7 @@ func CreateRepository(u *User, opts CreateRepoOptions) (_ *Repository, err error
return nil, fmt.Errorf("initRepository: %v", err)
}

_, stderr, err := process.ExecDir(-1,
_, stderr, err := process.GetManager().ExecDir(-1,
repoPath, fmt.Sprintf("CreateRepository(git update-server-info): %s", repoPath),
"git", "update-server-info")
if err != nil {
Expand Down Expand Up @@ -1839,7 +1841,7 @@ func GitGcRepos() error {
if err := repo.GetOwner(); err != nil {
return err
}
_, stderr, err := process.ExecDir(
_, stderr, err := process.GetManager().ExecDir(
time.Duration(setting.Git.Timeout.GC)*time.Second,
RepoPath(repo.Owner.Name, repo.Name), "Repository garbage collection",
"git", args...)
Expand Down Expand Up @@ -2192,14 +2194,14 @@ func ForkRepository(u *User, oldRepo *Repository, name, desc string) (_ *Reposit
}

repoPath := RepoPath(u.Name, repo.Name)
_, stderr, err := process.ExecTimeout(10*time.Minute,
_, stderr, err := process.GetManager().ExecTimeout(10*time.Minute,
fmt.Sprintf("ForkRepository(git clone): %s/%s", u.Name, repo.Name),
"git", "clone", "--bare", oldRepo.RepoPath(), repoPath)
if err != nil {
return nil, fmt.Errorf("git clone: %v", stderr)
}

_, stderr, err = process.ExecDir(-1,
_, stderr, err = process.GetManager().ExecDir(-1,
repoPath, fmt.Sprintf("ForkRepository(git update-server-info): %s", repoPath),
"git", "update-server-info")
if err != nil {
Expand Down
4 changes: 2 additions & 2 deletions models/repo_editor.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -212,8 +212,8 @@ func (repo *Repository) GetDiffPreview(branch, treePath, content string) (diff *
return nil, fmt.Errorf("Start: %v", err)
}

pid := process.Add(fmt.Sprintf("GetDiffPreview [repo_path: %s]", repo.RepoPath()), cmd)
defer process.Remove(pid)
pid := process.GetManager().Add(fmt.Sprintf("GetDiffPreview [repo_path: %s]", repo.RepoPath()), cmd)
defer process.GetManager().Remove(pid)

diff, err = ParsePatch(setting.Git.MaxGitDiffLines, setting.Git.MaxGitDiffLineCharacters, setting.Git.MaxGitDiffFiles, stdout)
if err != nil {
Expand Down
4 changes: 2 additions & 2 deletions models/repo_mirror.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -137,7 +137,7 @@ func (m *Mirror) runSync() bool {
gitArgs = append(gitArgs, "--prune")
}

if _, stderr, err := process.ExecDir(
if _, stderr, err := process.GetManager().ExecDir(
timeout, repoPath, fmt.Sprintf("Mirror.runSync: %s", repoPath),
"git", gitArgs...); err != nil {
desc := fmt.Sprintf("Fail to update mirror repository '%s': %s", repoPath, stderr)
Expand All @@ -148,7 +148,7 @@ func (m *Mirror) runSync() bool {
return false
}
if m.Repo.HasWiki() {
if _, stderr, err := process.ExecDir(
if _, stderr, err := process.GetManager().ExecDir(
timeout, wikiPath, fmt.Sprintf("Mirror.runSync: %s", wikiPath),
"git", "remote", "update", "--prune"); err != nil {
desc := fmt.Sprintf("Fail to update mirror wiki repository '%s': %s", wikiPath, stderr)
Expand Down
4 changes: 2 additions & 2 deletions models/ssh_key.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -197,7 +197,7 @@ func SSHKeyGenParsePublicKey(key string) (string, int, error) {
}
defer os.Remove(tmpName)

stdout, stderr, err := process.Exec("SSHKeyGenParsePublicKey", setting.SSH.KeygenPath, "-lf", tmpName)
stdout, stderr, err := process.GetManager().Exec("SSHKeyGenParsePublicKey", setting.SSH.KeygenPath, "-lf", tmpName)
if err != nil {
return "", 0, fmt.Errorf("fail to parse public key: %s - %s", err, stderr)
}
Expand Down Expand Up @@ -382,7 +382,7 @@ func addKey(e Engine, key *PublicKey) (err error) {
if err = ioutil.WriteFile(tmpPath, []byte(key.Content), 0644); err != nil {
return err
}
stdout, stderr, err := process.Exec("AddPublicKey", "ssh-keygen", "-lf", tmpPath)
stdout, stderr, err := process.GetManager().Exec("AddPublicKey", "ssh-keygen", "-lf", tmpPath)
if err != nil {
return fmt.Errorf("'ssh-keygen -lf %s' failed with error '%s': %s", tmpPath, err, stderr)
} else if len(stdout) < 2 {
Expand Down
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