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Move code indexer related code to a new package (#9191) 

* move code indexer related code to a new package

* fix lint

* fix tests

* fix fmt

* GetMaxID support interface parameter
master
Lunny Xiao techknowlogick 5 years ago
parent
baf089e5b9
commit
be06dee04c
9 changed files with 434 additions and 379 deletions
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  1. +4
    -3
      integrations/repo_search_test.go
  2. +25
    -0
      models/models.go
  3. +0
    -4
      models/repo.go
  4. +5
    -366
      models/repo_indexer.go
  5. +365
    -0
      modules/indexer/code/bleve.go
  6. +16
    -0
      modules/indexer/code/bleve_test.go
  7. +17
    -1
      modules/notification/indexer/indexer.go
  8. +0
    -4
      modules/repofiles/update.go
  9. +2
    -1
      routers/init.go

+ 4
- 3
integrations/repo_search_test.go View File

@@ -10,6 +10,7 @@ import (
"time" "time"


"code.gitea.io/gitea/models" "code.gitea.io/gitea/models"
code_indexer "code.gitea.io/gitea/modules/indexer/code"
"code.gitea.io/gitea/modules/setting" "code.gitea.io/gitea/modules/setting"


"github.com/PuerkitoBio/goquery" "github.com/PuerkitoBio/goquery"
@@ -34,7 +35,7 @@ func TestSearchRepo(t *testing.T) {
repo, err := models.GetRepositoryByOwnerAndName("user2", "repo1") repo, err := models.GetRepositoryByOwnerAndName("user2", "repo1")
assert.NoError(t, err) assert.NoError(t, err)


executeIndexer(t, repo, models.UpdateRepoIndexer)
executeIndexer(t, repo, code_indexer.UpdateRepoIndexer)


testSearch(t, "/user2/repo1/search?q=Description&page=1", []string{"README.md"}) testSearch(t, "/user2/repo1/search?q=Description&page=1", []string{"README.md"})


@@ -44,8 +45,8 @@ func TestSearchRepo(t *testing.T) {
repo, err = models.GetRepositoryByOwnerAndName("user2", "glob") repo, err = models.GetRepositoryByOwnerAndName("user2", "glob")
assert.NoError(t, err) assert.NoError(t, err)


executeIndexer(t, repo, models.DeleteRepoFromIndexer)
executeIndexer(t, repo, models.UpdateRepoIndexer)
executeIndexer(t, repo, code_indexer.DeleteRepoFromIndexer)
executeIndexer(t, repo, code_indexer.UpdateRepoIndexer)


testSearch(t, "/user2/glob/search?q=loren&page=1", []string{"a.txt"}) testSearch(t, "/user2/glob/search?q=loren&page=1", []string{"a.txt"})
testSearch(t, "/user2/glob/search?q=file3&page=1", []string{"x/b.txt"}) testSearch(t, "/user2/glob/search?q=file3&page=1", []string{"x/b.txt"})


+ 25
- 0
models/models.go View File

@@ -254,3 +254,28 @@ func MaxBatchInsertSize(bean interface{}) int {
func Count(bean interface{}) (int64, error) { func Count(bean interface{}) (int64, error) {
return x.Count(bean) return x.Count(bean)
} }

// IsTableNotEmpty returns true if table has at least one record
func IsTableNotEmpty(tableName string) (bool, error) {
return x.Table(tableName).Exist()
}

// DeleteAllRecords will delete all the records of this table
func DeleteAllRecords(tableName string) error {
_, err := x.Exec(fmt.Sprintf("DELETE FROM %s", tableName))
return err
}

// GetMaxID will return max id of the table
func GetMaxID(beanOrTableName interface{}) (maxID int64, err error) {
_, err = x.Select("MAX(id)").Table(beanOrTableName).Get(&maxID)
return
}

// FindByMaxID filled results as the condition from database
func FindByMaxID(maxID int64, limit int, results interface{}) error {
return x.Where("id <= ?", maxID).
OrderBy("id DESC").
Limit(limit).
Find(results)
}

+ 0
- 4
models/repo.go View File

@@ -1112,10 +1112,6 @@ func MigrateRepositoryGitData(doer, u *User, repo *Repository, opts api.MigrateR
repo, err = CleanUpMigrateInfo(repo) repo, err = CleanUpMigrateInfo(repo)
} }


if err != nil && !repo.IsEmpty {
UpdateRepoIndexer(repo)
}

return repo, err return repo, err
} }




+ 5
- 366
models/repo_indexer.go View File

@@ -4,23 +4,6 @@


package models package models


import (
"fmt"
"strconv"
"strings"
"time"

"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/charset"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/graceful"
"code.gitea.io/gitea/modules/indexer"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"

"github.com/ethantkoenig/rupture"
)

// RepoIndexerStatus status of a repo's entry in the repo indexer // RepoIndexerStatus status of a repo's entry in the repo indexer
// For now, implicitly refers to default branch // For now, implicitly refers to default branch
type RepoIndexerStatus struct { type RepoIndexerStatus struct {
@@ -29,7 +12,8 @@ type RepoIndexerStatus struct {
CommitSha string `xorm:"VARCHAR(40)"` CommitSha string `xorm:"VARCHAR(40)"`
} }


func (repo *Repository) getIndexerStatus() error {
// GetIndexerStatus loads repo codes indxer status
func (repo *Repository) GetIndexerStatus() error {
if repo.IndexerStatus != nil { if repo.IndexerStatus != nil {
return nil return nil
} }
@@ -44,8 +28,9 @@ func (repo *Repository) getIndexerStatus() error {
return nil return nil
} }


func (repo *Repository) updateIndexerStatus(sha string) error {
if err := repo.getIndexerStatus(); err != nil {
// UpdateIndexerStatus updates indexer status
func (repo *Repository) UpdateIndexerStatus(sha string) error {
if err := repo.GetIndexerStatus(); err != nil {
return err return err
} }
if len(repo.IndexerStatus.CommitSha) == 0 { if len(repo.IndexerStatus.CommitSha) == 0 {
@@ -58,349 +43,3 @@ func (repo *Repository) updateIndexerStatus(sha string) error {
Update(repo.IndexerStatus) Update(repo.IndexerStatus)
return err return err
} }

type repoIndexerOperation struct {
repoID int64
deleted bool
watchers []chan<- error
}

var repoIndexerOperationQueue chan repoIndexerOperation

// InitRepoIndexer initialize the repo indexer
func InitRepoIndexer() {
if !setting.Indexer.RepoIndexerEnabled {
return
}
waitChannel := make(chan time.Duration)
repoIndexerOperationQueue = make(chan repoIndexerOperation, setting.Indexer.UpdateQueueLength)
go func() {
start := time.Now()
log.Info("Initializing Repository Indexer")
indexer.InitRepoIndexer(populateRepoIndexerAsynchronously)
go processRepoIndexerOperationQueue()
waitChannel <- time.Since(start)
}()
if setting.Indexer.StartupTimeout > 0 {
go func() {
timeout := setting.Indexer.StartupTimeout
if graceful.Manager.IsChild() && setting.GracefulHammerTime > 0 {
timeout += setting.GracefulHammerTime
}
select {
case duration := <-waitChannel:
log.Info("Repository Indexer Initialization took %v", duration)
case <-time.After(timeout):
log.Fatal("Repository Indexer Initialization Timed-Out after: %v", timeout)
}
}()

}
}

// populateRepoIndexerAsynchronously asynchronously populates the repo indexer
// with pre-existing data. This should only be run when the indexer is created
// for the first time.
func populateRepoIndexerAsynchronously() error {
exist, err := x.Table("repository").Exist()
if err != nil {
return err
} else if !exist {
return nil
}

// if there is any existing repo indexer metadata in the DB, delete it
// since we are starting afresh. Also, xorm requires deletes to have a
// condition, and we want to delete everything, thus 1=1.
if _, err := x.Where("1=1").Delete(new(RepoIndexerStatus)); err != nil {
return err
}

var maxRepoID int64
if _, err = x.Select("MAX(id)").Table("repository").Get(&maxRepoID); err != nil {
return err
}
go populateRepoIndexer(maxRepoID)
return nil
}

// populateRepoIndexer populate the repo indexer with pre-existing data. This
// should only be run when the indexer is created for the first time.
func populateRepoIndexer(maxRepoID int64) {
log.Info("Populating the repo indexer with existing repositories")
// start with the maximum existing repo ID and work backwards, so that we
// don't include repos that are created after gitea starts; such repos will
// already be added to the indexer, and we don't need to add them again.
for maxRepoID > 0 {
repos := make([]*Repository, 0, RepositoryListDefaultPageSize)
err := x.Where("id <= ?", maxRepoID).
OrderBy("id DESC").
Limit(RepositoryListDefaultPageSize).
Find(&repos)
if err != nil {
log.Error("populateRepoIndexer: %v", err)
return
} else if len(repos) == 0 {
break
}
for _, repo := range repos {
repoIndexerOperationQueue <- repoIndexerOperation{
repoID: repo.ID,
deleted: false,
}
maxRepoID = repo.ID - 1
}
}
log.Info("Done populating the repo indexer with existing repositories")
}

func updateRepoIndexer(repoID int64) error {
repo, err := getRepositoryByID(x, repoID)
if err != nil {
return err
}

sha, err := getDefaultBranchSha(repo)
if err != nil {
return err
}
changes, err := getRepoChanges(repo, sha)
if err != nil {
return err
} else if changes == nil {
return nil
}

batch := indexer.RepoIndexerBatch()
for _, update := range changes.Updates {
if err := addUpdate(update, repo, batch); err != nil {
return err
}
}
for _, filename := range changes.RemovedFilenames {
if err := addDelete(filename, repo, batch); err != nil {
return err
}
}
if err = batch.Flush(); err != nil {
return err
}
return repo.updateIndexerStatus(sha)
}

// repoChanges changes (file additions/updates/removals) to a repo
type repoChanges struct {
Updates []fileUpdate
RemovedFilenames []string
}

type fileUpdate struct {
Filename string
BlobSha string
}

func getDefaultBranchSha(repo *Repository) (string, error) {
stdout, err := git.NewCommand("show-ref", "-s", repo.DefaultBranch).RunInDir(repo.RepoPath())
if err != nil {
return "", err
}
return strings.TrimSpace(stdout), nil
}

// getRepoChanges returns changes to repo since last indexer update
func getRepoChanges(repo *Repository, revision string) (*repoChanges, error) {
if err := repo.getIndexerStatus(); err != nil {
return nil, err
}

if len(repo.IndexerStatus.CommitSha) == 0 {
return genesisChanges(repo, revision)
}
return nonGenesisChanges(repo, revision)
}

func addUpdate(update fileUpdate, repo *Repository, batch rupture.FlushingBatch) error {
stdout, err := git.NewCommand("cat-file", "-s", update.BlobSha).
RunInDir(repo.RepoPath())
if err != nil {
return err
}
if size, err := strconv.Atoi(strings.TrimSpace(stdout)); err != nil {
return fmt.Errorf("Misformatted git cat-file output: %v", err)
} else if int64(size) > setting.Indexer.MaxIndexerFileSize {
return addDelete(update.Filename, repo, batch)
}

fileContents, err := git.NewCommand("cat-file", "blob", update.BlobSha).
RunInDirBytes(repo.RepoPath())
if err != nil {
return err
} else if !base.IsTextFile(fileContents) {
// FIXME: UTF-16 files will probably fail here
return nil
}
indexerUpdate := indexer.RepoIndexerUpdate{
Filepath: update.Filename,
Op: indexer.RepoIndexerOpUpdate,
Data: &indexer.RepoIndexerData{
RepoID: repo.ID,
Content: string(charset.ToUTF8DropErrors(fileContents)),
},
}
return indexerUpdate.AddToFlushingBatch(batch)
}

func addDelete(filename string, repo *Repository, batch rupture.FlushingBatch) error {
indexerUpdate := indexer.RepoIndexerUpdate{
Filepath: filename,
Op: indexer.RepoIndexerOpDelete,
Data: &indexer.RepoIndexerData{
RepoID: repo.ID,
},
}
return indexerUpdate.AddToFlushingBatch(batch)
}

func isIndexable(entry *git.TreeEntry) bool {
if !entry.IsRegular() && !entry.IsExecutable() {
return false
}
name := strings.ToLower(entry.Name())
for _, g := range setting.Indexer.ExcludePatterns {
if g.Match(name) {
return false
}
}
for _, g := range setting.Indexer.IncludePatterns {
if g.Match(name) {
return true
}
}
return len(setting.Indexer.IncludePatterns) == 0
}

// parseGitLsTreeOutput parses the output of a `git ls-tree -r --full-name` command
func parseGitLsTreeOutput(stdout []byte) ([]fileUpdate, error) {
entries, err := git.ParseTreeEntries(stdout)
if err != nil {
return nil, err
}
var idxCount = 0
updates := make([]fileUpdate, len(entries))
for _, entry := range entries {
if isIndexable(entry) {
updates[idxCount] = fileUpdate{
Filename: entry.Name(),
BlobSha: entry.ID.String(),
}
idxCount++
}
}
return updates[:idxCount], nil
}

// genesisChanges get changes to add repo to the indexer for the first time
func genesisChanges(repo *Repository, revision string) (*repoChanges, error) {
var changes repoChanges
stdout, err := git.NewCommand("ls-tree", "--full-tree", "-r", revision).
RunInDirBytes(repo.RepoPath())
if err != nil {
return nil, err
}
changes.Updates, err = parseGitLsTreeOutput(stdout)
return &changes, err
}

// nonGenesisChanges get changes since the previous indexer update
func nonGenesisChanges(repo *Repository, revision string) (*repoChanges, error) {
diffCmd := git.NewCommand("diff", "--name-status",
repo.IndexerStatus.CommitSha, revision)
stdout, err := diffCmd.RunInDir(repo.RepoPath())
if err != nil {
// previous commit sha may have been removed by a force push, so
// try rebuilding from scratch
log.Warn("git diff: %v", err)
if err = indexer.DeleteRepoFromIndexer(repo.ID); err != nil {
return nil, err
}
return genesisChanges(repo, revision)
}
var changes repoChanges
updatedFilenames := make([]string, 0, 10)
for _, line := range strings.Split(stdout, "\n") {
line = strings.TrimSpace(line)
if len(line) == 0 {
continue
}
filename := strings.TrimSpace(line[1:])
if len(filename) == 0 {
continue
} else if filename[0] == '"' {
filename, err = strconv.Unquote(filename)
if err != nil {
return nil, err
}
}

switch status := line[0]; status {
case 'M', 'A':
updatedFilenames = append(updatedFilenames, filename)
case 'D':
changes.RemovedFilenames = append(changes.RemovedFilenames, filename)
default:
log.Warn("Unrecognized status: %c (line=%s)", status, line)
}
}

cmd := git.NewCommand("ls-tree", "--full-tree", revision, "--")
cmd.AddArguments(updatedFilenames...)
lsTreeStdout, err := cmd.RunInDirBytes(repo.RepoPath())
if err != nil {
return nil, err
}
changes.Updates, err = parseGitLsTreeOutput(lsTreeStdout)
return &changes, err
}

func processRepoIndexerOperationQueue() {
for {
op := <-repoIndexerOperationQueue
var err error
if op.deleted {
if err = indexer.DeleteRepoFromIndexer(op.repoID); err != nil {
log.Error("DeleteRepoFromIndexer: %v", err)
}
} else {
if err = updateRepoIndexer(op.repoID); err != nil {
log.Error("updateRepoIndexer: %v", err)
}
}
for _, watcher := range op.watchers {
watcher <- err
}
}
}

// DeleteRepoFromIndexer remove all of a repository's entries from the indexer
func DeleteRepoFromIndexer(repo *Repository, watchers ...chan<- error) {
addOperationToQueue(repoIndexerOperation{repoID: repo.ID, deleted: true, watchers: watchers})
}

// UpdateRepoIndexer update a repository's entries in the indexer
func UpdateRepoIndexer(repo *Repository, watchers ...chan<- error) {
addOperationToQueue(repoIndexerOperation{repoID: repo.ID, deleted: false, watchers: watchers})
}

func addOperationToQueue(op repoIndexerOperation) {
if !setting.Indexer.RepoIndexerEnabled {
return
}
select {
case repoIndexerOperationQueue <- op:
break
default:
go func() {
repoIndexerOperationQueue <- op
}()
}
}

+ 365
- 0
modules/indexer/code/bleve.go View File

@@ -0,0 +1,365 @@
// 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 code

import (
"fmt"
"strconv"
"strings"
"time"

"code.gitea.io/gitea/models"
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/charset"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/graceful"
"code.gitea.io/gitea/modules/indexer"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"github.com/ethantkoenig/rupture"
)

type repoIndexerOperation struct {
repoID int64
deleted bool
watchers []chan<- error
}

var repoIndexerOperationQueue chan repoIndexerOperation

// InitRepoIndexer initialize the repo indexer
func InitRepoIndexer() {
if !setting.Indexer.RepoIndexerEnabled {
return
}
waitChannel := make(chan time.Duration)
repoIndexerOperationQueue = make(chan repoIndexerOperation, setting.Indexer.UpdateQueueLength)
go func() {
start := time.Now()
log.Info("Initializing Repository Indexer")
indexer.InitRepoIndexer(populateRepoIndexerAsynchronously)
go processRepoIndexerOperationQueue()
waitChannel <- time.Since(start)
}()
if setting.Indexer.StartupTimeout > 0 {
go func() {
timeout := setting.Indexer.StartupTimeout
if graceful.Manager.IsChild() && setting.GracefulHammerTime > 0 {
timeout += setting.GracefulHammerTime
}
select {
case duration := <-waitChannel:
log.Info("Repository Indexer Initialization took %v", duration)
case <-time.After(timeout):
log.Fatal("Repository Indexer Initialization Timed-Out after: %v", timeout)
}
}()

}
}

// populateRepoIndexerAsynchronously asynchronously populates the repo indexer
// with pre-existing data. This should only be run when the indexer is created
// for the first time.
func populateRepoIndexerAsynchronously() error {
exist, err := models.IsTableNotEmpty("repository")
if err != nil {
return err
} else if !exist {
return nil
}

// if there is any existing repo indexer metadata in the DB, delete it
// since we are starting afresh. Also, xorm requires deletes to have a
// condition, and we want to delete everything, thus 1=1.
if err := models.DeleteAllRecords("repo_indexer_status"); err != nil {
return err
}

var maxRepoID int64
if maxRepoID, err = models.GetMaxID("repository"); err != nil {
return err
}
go populateRepoIndexer(maxRepoID)
return nil
}

// populateRepoIndexer populate the repo indexer with pre-existing data. This
// should only be run when the indexer is created for the first time.
func populateRepoIndexer(maxRepoID int64) {
log.Info("Populating the repo indexer with existing repositories")
// start with the maximum existing repo ID and work backwards, so that we
// don't include repos that are created after gitea starts; such repos will
// already be added to the indexer, and we don't need to add them again.
for maxRepoID > 0 {
repos := make([]*models.Repository, 0, models.RepositoryListDefaultPageSize)
err := models.FindByMaxID(maxRepoID, models.RepositoryListDefaultPageSize, &repos)
if err != nil {
log.Error("populateRepoIndexer: %v", err)
return
} else if len(repos) == 0 {
break
}
for _, repo := range repos {
repoIndexerOperationQueue <- repoIndexerOperation{
repoID: repo.ID,
deleted: false,
}
maxRepoID = repo.ID - 1
}
}
log.Info("Done populating the repo indexer with existing repositories")
}

func updateRepoIndexer(repoID int64) error {
repo, err := models.GetRepositoryByID(repoID)
if err != nil {
return err
}

sha, err := getDefaultBranchSha(repo)
if err != nil {
return err
}
changes, err := getRepoChanges(repo, sha)
if err != nil {
return err
} else if changes == nil {
return nil
}

batch := indexer.RepoIndexerBatch()
for _, update := range changes.Updates {
if err := addUpdate(update, repo, batch); err != nil {
return err
}
}
for _, filename := range changes.RemovedFilenames {
if err := addDelete(filename, repo, batch); err != nil {
return err
}
}
if err = batch.Flush(); err != nil {
return err
}
return repo.UpdateIndexerStatus(sha)
}

// repoChanges changes (file additions/updates/removals) to a repo
type repoChanges struct {
Updates []fileUpdate
RemovedFilenames []string
}

type fileUpdate struct {
Filename string
BlobSha string
}

func getDefaultBranchSha(repo *models.Repository) (string, error) {
stdout, err := git.NewCommand("show-ref", "-s", repo.DefaultBranch).RunInDir(repo.RepoPath())
if err != nil {
return "", err
}
return strings.TrimSpace(stdout), nil
}

// getRepoChanges returns changes to repo since last indexer update
func getRepoChanges(repo *models.Repository, revision string) (*repoChanges, error) {
if err := repo.GetIndexerStatus(); err != nil {
return nil, err
}

if len(repo.IndexerStatus.CommitSha) == 0 {
return genesisChanges(repo, revision)
}
return nonGenesisChanges(repo, revision)
}

func addUpdate(update fileUpdate, repo *models.Repository, batch rupture.FlushingBatch) error {
stdout, err := git.NewCommand("cat-file", "-s", update.BlobSha).
RunInDir(repo.RepoPath())
if err != nil {
return err
}
if size, err := strconv.Atoi(strings.TrimSpace(stdout)); err != nil {
return fmt.Errorf("Misformatted git cat-file output: %v", err)
} else if int64(size) > setting.Indexer.MaxIndexerFileSize {
return addDelete(update.Filename, repo, batch)
}

fileContents, err := git.NewCommand("cat-file", "blob", update.BlobSha).
RunInDirBytes(repo.RepoPath())
if err != nil {
return err
} else if !base.IsTextFile(fileContents) {
// FIXME: UTF-16 files will probably fail here
return nil
}
indexerUpdate := indexer.RepoIndexerUpdate{
Filepath: update.Filename,
Op: indexer.RepoIndexerOpUpdate,
Data: &indexer.RepoIndexerData{
RepoID: repo.ID,
Content: string(charset.ToUTF8DropErrors(fileContents)),
},
}
return indexerUpdate.AddToFlushingBatch(batch)
}

func addDelete(filename string, repo *models.Repository, batch rupture.FlushingBatch) error {
indexerUpdate := indexer.RepoIndexerUpdate{
Filepath: filename,
Op: indexer.RepoIndexerOpDelete,
Data: &indexer.RepoIndexerData{
RepoID: repo.ID,
},
}
return indexerUpdate.AddToFlushingBatch(batch)
}

func isIndexable(entry *git.TreeEntry) bool {
if !entry.IsRegular() && !entry.IsExecutable() {
return false
}
name := strings.ToLower(entry.Name())
for _, g := range setting.Indexer.ExcludePatterns {
if g.Match(name) {
return false
}
}
for _, g := range setting.Indexer.IncludePatterns {
if g.Match(name) {
return true
}
}
return len(setting.Indexer.IncludePatterns) == 0
}

// parseGitLsTreeOutput parses the output of a `git ls-tree -r --full-name` command
func parseGitLsTreeOutput(stdout []byte) ([]fileUpdate, error) {
entries, err := git.ParseTreeEntries(stdout)
if err != nil {
return nil, err
}
var idxCount = 0
updates := make([]fileUpdate, len(entries))
for _, entry := range entries {
if isIndexable(entry) {
updates[idxCount] = fileUpdate{
Filename: entry.Name(),
BlobSha: entry.ID.String(),
}
idxCount++
}
}
return updates[:idxCount], nil
}

// genesisChanges get changes to add repo to the indexer for the first time
func genesisChanges(repo *models.Repository, revision string) (*repoChanges, error) {
var changes repoChanges
stdout, err := git.NewCommand("ls-tree", "--full-tree", "-r", revision).
RunInDirBytes(repo.RepoPath())
if err != nil {
return nil, err
}
changes.Updates, err = parseGitLsTreeOutput(stdout)
return &changes, err
}

// nonGenesisChanges get changes since the previous indexer update
func nonGenesisChanges(repo *models.Repository, revision string) (*repoChanges, error) {
diffCmd := git.NewCommand("diff", "--name-status",
repo.IndexerStatus.CommitSha, revision)
stdout, err := diffCmd.RunInDir(repo.RepoPath())
if err != nil {
// previous commit sha may have been removed by a force push, so
// try rebuilding from scratch
log.Warn("git diff: %v", err)
if err = indexer.DeleteRepoFromIndexer(repo.ID); err != nil {
return nil, err
}
return genesisChanges(repo, revision)
}
var changes repoChanges
updatedFilenames := make([]string, 0, 10)
for _, line := range strings.Split(stdout, "\n") {
line = strings.TrimSpace(line)
if len(line) == 0 {
continue
}
filename := strings.TrimSpace(line[1:])
if len(filename) == 0 {
continue
} else if filename[0] == '"' {
filename, err = strconv.Unquote(filename)
if err != nil {
return nil, err
}
}

switch status := line[0]; status {
case 'M', 'A':
updatedFilenames = append(updatedFilenames, filename)
case 'D':
changes.RemovedFilenames = append(changes.RemovedFilenames, filename)
default:
log.Warn("Unrecognized status: %c (line=%s)", status, line)
}
}

cmd := git.NewCommand("ls-tree", "--full-tree", revision, "--")
cmd.AddArguments(updatedFilenames...)
lsTreeStdout, err := cmd.RunInDirBytes(repo.RepoPath())
if err != nil {
return nil, err
}
changes.Updates, err = parseGitLsTreeOutput(lsTreeStdout)
return &changes, err
}

func processRepoIndexerOperationQueue() {
for {
op := <-repoIndexerOperationQueue
var err error
if op.deleted {
if err = indexer.DeleteRepoFromIndexer(op.repoID); err != nil {
log.Error("DeleteRepoFromIndexer: %v", err)
}
} else {
if err = updateRepoIndexer(op.repoID); err != nil {
log.Error("updateRepoIndexer: %v", err)
}
}
for _, watcher := range op.watchers {
watcher <- err
}
}
}

// DeleteRepoFromIndexer remove all of a repository's entries from the indexer
func DeleteRepoFromIndexer(repo *models.Repository, watchers ...chan<- error) {
addOperationToQueue(repoIndexerOperation{repoID: repo.ID, deleted: true, watchers: watchers})
}

// UpdateRepoIndexer update a repository's entries in the indexer
func UpdateRepoIndexer(repo *models.Repository, watchers ...chan<- error) {
addOperationToQueue(repoIndexerOperation{repoID: repo.ID, deleted: false, watchers: watchers})
}

func addOperationToQueue(op repoIndexerOperation) {
if !setting.Indexer.RepoIndexerEnabled {
return
}
select {
case repoIndexerOperationQueue <- op:
break
default:
go func() {
repoIndexerOperationQueue <- op
}()
}
}

+ 16
- 0
modules/indexer/code/bleve_test.go View File

@@ -0,0 +1,16 @@
// 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 code

import (
"path/filepath"
"testing"

"code.gitea.io/gitea/models"
)

func TestMain(m *testing.M) {
models.MainTest(m, filepath.Join("..", "..", ".."))
}

+ 17
- 1
modules/notification/indexer/indexer.go View File

@@ -6,9 +6,11 @@ package indexer


import ( import (
"code.gitea.io/gitea/models" "code.gitea.io/gitea/models"
code_indexer "code.gitea.io/gitea/modules/indexer/code"
issue_indexer "code.gitea.io/gitea/modules/indexer/issues" issue_indexer "code.gitea.io/gitea/modules/indexer/issues"
"code.gitea.io/gitea/modules/log" "code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/notification/base" "code.gitea.io/gitea/modules/notification/base"
"code.gitea.io/gitea/modules/setting"
) )


type indexerNotifier struct { type indexerNotifier struct {
@@ -103,7 +105,21 @@ func (r *indexerNotifier) NotifyDeleteComment(doer *models.User, comment *models


func (r *indexerNotifier) NotifyDeleteRepository(doer *models.User, repo *models.Repository) { func (r *indexerNotifier) NotifyDeleteRepository(doer *models.User, repo *models.Repository) {
issue_indexer.DeleteRepoIssueIndexer(repo) issue_indexer.DeleteRepoIssueIndexer(repo)
models.DeleteRepoFromIndexer(repo)
if setting.Indexer.RepoIndexerEnabled {
code_indexer.DeleteRepoFromIndexer(repo)
}
}

func (r *indexerNotifier) NotifyMigrateRepository(doer *models.User, u *models.User, repo *models.Repository) {
if setting.Indexer.RepoIndexerEnabled && !repo.IsEmpty {
code_indexer.UpdateRepoIndexer(repo)
}
}

func (r *indexerNotifier) NotifyPushCommits(pusher *models.User, repo *models.Repository, refName, oldCommitID, newCommitID string, commits *models.PushCommits) {
if setting.Indexer.RepoIndexerEnabled && refName == repo.DefaultBranch {
code_indexer.UpdateRepoIndexer(repo)
}
} }


func (r *indexerNotifier) NotifyIssueChangeContent(doer *models.User, issue *models.Issue, oldContent string) { func (r *indexerNotifier) NotifyIssueChangeContent(doer *models.User, issue *models.Issue, oldContent string) {


+ 0
- 4
modules/repofiles/update.go View File

@@ -513,10 +513,6 @@ func PushUpdate(repo *models.Repository, branch string, opts PushUpdateOptions)


go pull_service.AddTestPullRequestTask(pusher, repo.ID, branch, true) go pull_service.AddTestPullRequestTask(pusher, repo.ID, branch, true)


if opts.RefFullName == git.BranchPrefix+repo.DefaultBranch {
models.UpdateRepoIndexer(repo)
}

if err = models.WatchIfAuto(opts.PusherID, repo.ID, true); err != nil { if err = models.WatchIfAuto(opts.PusherID, repo.ID, true); err != nil {
log.Warn("Fail to perform auto watch on user %v for repo %v: %v", opts.PusherID, repo.ID, err) log.Warn("Fail to perform auto watch on user %v for repo %v: %v", opts.PusherID, repo.ID, err)
} }


+ 2
- 1
routers/init.go View File

@@ -15,6 +15,7 @@ import (
"code.gitea.io/gitea/modules/cron" "code.gitea.io/gitea/modules/cron"
"code.gitea.io/gitea/modules/git" "code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/highlight" "code.gitea.io/gitea/modules/highlight"
code_indexer "code.gitea.io/gitea/modules/indexer/code"
issue_indexer "code.gitea.io/gitea/modules/indexer/issues" issue_indexer "code.gitea.io/gitea/modules/indexer/issues"
"code.gitea.io/gitea/modules/log" "code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/markup" "code.gitea.io/gitea/modules/markup"
@@ -102,7 +103,7 @@ func GlobalInit() {
// Booting long running goroutines. // Booting long running goroutines.
cron.NewContext() cron.NewContext()
issue_indexer.InitIssueIndexer(false) issue_indexer.InitIssueIndexer(false)
models.InitRepoIndexer()
code_indexer.InitRepoIndexer()
mirror_service.InitSyncMirrors() mirror_service.InitSyncMirrors()
webhook.InitDeliverHooks() webhook.InitDeliverHooks()
pull_service.Init() pull_service.Init()


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