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Make commit info cancelable (#16032)

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* Make modules/context.Context a context.Context

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Simplify context calls

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Set the base context for requests to the HammerContext

Signed-off-by: Andrew Thornton <art27@cantab.net>

* pass context into get-last-commit

Signed-off-by: Andrew Thornton <art27@cantab.net>

* Make commit_info cancellable

Signed-off-by: Andrew Thornton <art27@cantab.net>

* use context as context

Signed-off-by: Andrew Thornton <art27@cantab.net>

Co-authored-by: 6543 <6543@obermui.de>
This commit is contained in:
zeripath
2021-06-07 00:44:58 +01:00
committed by GitHub
parent b6762e2306
commit 51775f65bc
12 changed files with 57 additions and 35 deletions
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14
modules/git/commit_info_gogit.go
View File

@@ -7,6 +7,7 @@
package git
import (
"context"
"path"
"github.com/emirpasic/gods/trees/binaryheap"
@@ -16,7 +17,7 @@ import (
)
// GetCommitsInfo gets information of all commits that are corresponding to these entries
func (tes Entries) GetCommitsInfo(commit *Commit, treePath string, cache *LastCommitCache) ([]CommitInfo, *Commit, error) {
func (tes Entries) GetCommitsInfo(ctx context.Context, commit *Commit, treePath string, cache *LastCommitCache) ([]CommitInfo, *Commit, error) {
entryPaths := make([]string, len(tes)+1)
// Get the commit for the treePath itself
entryPaths[0] = ""
@@ -42,7 +43,7 @@ func (tes Entries) GetCommitsInfo(commit *Commit, treePath string, cache *LastCo
return nil, nil, err
}
if len(unHitPaths) > 0 {
revs2, err := GetLastCommitForPaths(c, treePath, unHitPaths)
revs2, err := GetLastCommitForPaths(ctx, c, treePath, unHitPaths)
if err != nil {
return nil, nil, err
}
@@ -55,7 +56,7 @@ func (tes Entries) GetCommitsInfo(commit *Commit, treePath string, cache *LastCo
}
}
} else {
revs, err = GetLastCommitForPaths(c, treePath, entryPaths)
revs, err = GetLastCommitForPaths(ctx, c, treePath, entryPaths)
}
if err != nil {
return nil, nil, err
@@ -173,7 +174,7 @@ func getLastCommitForPathsByCache(commitID, treePath string, paths []string, cac
}
// GetLastCommitForPaths returns last commit information
func GetLastCommitForPaths(c cgobject.CommitNode, treePath string, paths []string) (map[string]*object.Commit, error) {
func GetLastCommitForPaths(ctx context.Context, c cgobject.CommitNode, treePath string, paths []string) (map[string]*object.Commit, error) {
// We do a tree traversal with nodes sorted by commit time
heap := binaryheap.NewWith(func(a, b interface{}) int {
if a.(*commitAndPaths).commit.CommitTime().Before(b.(*commitAndPaths).commit.CommitTime()) {
@@ -192,6 +193,11 @@ func GetLastCommitForPaths(c cgobject.CommitNode, treePath string, paths []strin
heap.Push(&commitAndPaths{c, paths, initialHashes})
for {
select {
case <-ctx.Done():
return nil, ctx.Err()
default:
}
cIn, ok := heap.Pop()
if !ok {
break

23
modules/git/commit_info_nogogit.go
View File

@@ -9,6 +9,7 @@ package git
import (
"bufio"
"bytes"
"context"
"fmt"
"io"
"math"
@@ -18,7 +19,7 @@ import (
)
// GetCommitsInfo gets information of all commits that are corresponding to these entries
func (tes Entries) GetCommitsInfo(commit *Commit, treePath string, cache *LastCommitCache) ([]CommitInfo, *Commit, error) {
func (tes Entries) GetCommitsInfo(ctx context.Context, commit *Commit, treePath string, cache *LastCommitCache) ([]CommitInfo, *Commit, error) {
entryPaths := make([]string, len(tes)+1)
// Get the commit for the treePath itself
entryPaths[0] = ""
@@ -31,13 +32,13 @@ func (tes Entries) GetCommitsInfo(commit *Commit, treePath string, cache *LastCo
var revs map[string]*Commit
if cache != nil {
var unHitPaths []string
revs, unHitPaths, err = getLastCommitForPathsByCache(commit.ID.String(), treePath, entryPaths, cache)
revs, unHitPaths, err = getLastCommitForPathsByCache(ctx, commit.ID.String(), treePath, entryPaths, cache)
if err != nil {
return nil, nil, err
}
if len(unHitPaths) > 0 {
sort.Strings(unHitPaths)
commits, err := GetLastCommitForPaths(commit, treePath, unHitPaths)
commits, err := GetLastCommitForPaths(ctx, commit, treePath, unHitPaths)
if err != nil {
return nil, nil, err
}
@@ -53,7 +54,7 @@ func (tes Entries) GetCommitsInfo(commit *Commit, treePath string, cache *LastCo
sort.Strings(entryPaths)
revs = map[string]*Commit{}
var foundCommits []*Commit
foundCommits, err = GetLastCommitForPaths(commit, treePath, entryPaths)
foundCommits, err = GetLastCommitForPaths(ctx, commit, treePath, entryPaths)
for i, found := range foundCommits {
revs[entryPaths[i]] = found
}
@@ -101,7 +102,7 @@ func (tes Entries) GetCommitsInfo(commit *Commit, treePath string, cache *LastCo
return commitsInfo, treeCommit, nil
}
func getLastCommitForPathsByCache(commitID, treePath string, paths []string, cache *LastCommitCache) (map[string]*Commit, []string, error) {
func getLastCommitForPathsByCache(ctx context.Context, commitID, treePath string, paths []string, cache *LastCommitCache) (map[string]*Commit, []string, error) {
wr, rd, cancel := cache.repo.CatFileBatch()
defer cancel()
@@ -124,7 +125,7 @@ func getLastCommitForPathsByCache(commitID, treePath string, paths []string, cac
}
// GetLastCommitForPaths returns last commit information
func GetLastCommitForPaths(commit *Commit, treePath string, paths []string) ([]*Commit, error) {
func GetLastCommitForPaths(ctx context.Context, commit *Commit, treePath string, paths []string) ([]*Commit, error) {
// We read backwards from the commit to obtain all of the commits
// We'll do this by using rev-list to provide us with parent commits in order
@@ -136,7 +137,7 @@ func GetLastCommitForPaths(commit *Commit, treePath string, paths []string) ([]*
go func() {
stderr := strings.Builder{}
err := NewCommand("rev-list", "--format=%T", commit.ID.String()).RunInDirPipeline(commit.repo.Path, revListWriter, &stderr)
err := NewCommand("rev-list", "--format=%T", commit.ID.String()).SetParentContext(ctx).RunInDirPipeline(commit.repo.Path, revListWriter, &stderr)
if err != nil {
_ = revListWriter.CloseWithError(ConcatenateError(err, (&stderr).String()))
} else {
@@ -202,6 +203,11 @@ revListLoop:
treeReadingLoop:
for {
select {
case <-ctx.Done():
return nil, ctx.Err()
default:
}
_, _, size, err := ReadBatchLine(batchReader)
if err != nil {
return nil, err
@@ -321,6 +327,9 @@ revListLoop:
}
}
}
if scan.Err() != nil {
return nil, scan.Err()
}
commitsMap := make(map[string]*Commit, len(commits))
commitsMap[commit.ID.String()] = commit

5
modules/git/commit_info_test.go
View File

@@ -5,6 +5,7 @@
package git
import (
"context"
"os"
"path/filepath"
"testing"
@@ -69,7 +70,7 @@ func testGetCommitsInfo(t *testing.T, repo1 *Repository) {
assert.NoError(t, err)
entries, err := tree.ListEntries()
assert.NoError(t, err)
commitsInfo, treeCommit, err := entries.GetCommitsInfo(commit, testCase.Path, nil)
commitsInfo, treeCommit, err := entries.GetCommitsInfo(context.Background(), commit, testCase.Path, nil)
assert.NoError(t, err)
if err != nil {
t.FailNow()
@@ -136,7 +137,7 @@ func BenchmarkEntries_GetCommitsInfo(b *testing.B) {
b.ResetTimer()
b.Run(benchmark.name, func(b *testing.B) {
for i := 0; i < b.N; i++ {
_, _, err := entries.GetCommitsInfo(commit, "", nil)
_, _, err := entries.GetCommitsInfo(context.Background(), commit, "", nil)
if err != nil {
b.Fatal(err)
}

11
modules/git/last_commit_cache_gogit.go
View File

@@ -7,6 +7,7 @@
package git
import (
"context"
"path"
"github.com/go-git/go-git/v5/plumbing/object"
@@ -60,7 +61,7 @@ func (c *LastCommitCache) Get(ref, entryPath string) (interface{}, error) {
}
// CacheCommit will cache the commit from the gitRepository
func (c *LastCommitCache) CacheCommit(commit *Commit) error {
func (c *LastCommitCache) CacheCommit(ctx context.Context, commit *Commit) error {
commitNodeIndex, _ := commit.repo.CommitNodeIndex()
@@ -69,10 +70,10 @@ func (c *LastCommitCache) CacheCommit(commit *Commit) error {
return err
}
return c.recursiveCache(index, &commit.Tree, "", 1)
return c.recursiveCache(ctx, index, &commit.Tree, "", 1)
}
func (c *LastCommitCache) recursiveCache(index cgobject.CommitNode, tree *Tree, treePath string, level int) error {
func (c *LastCommitCache) recursiveCache(ctx context.Context, index cgobject.CommitNode, tree *Tree, treePath string, level int) error {
if level == 0 {
return nil
}
@@ -89,7 +90,7 @@ func (c *LastCommitCache) recursiveCache(index cgobject.CommitNode, tree *Tree,
entryMap[entry.Name()] = entry
}
commits, err := GetLastCommitForPaths(index, treePath, entryPaths)
commits, err := GetLastCommitForPaths(ctx, index, treePath, entryPaths)
if err != nil {
return err
}
@@ -103,7 +104,7 @@ func (c *LastCommitCache) recursiveCache(index cgobject.CommitNode, tree *Tree,
if err != nil {
return err
}
if err := c.recursiveCache(index, subTree, entry, level-1); err != nil {
if err := c.recursiveCache(ctx, index, subTree, entry, level-1); err != nil {
return err
}
}

11
modules/git/last_commit_cache_nogogit.go
View File

@@ -8,6 +8,7 @@ package git
import (
"bufio"
"context"
"path"
)
@@ -61,11 +62,11 @@ func (c *LastCommitCache) Get(ref, entryPath string, wr WriteCloserError, rd *bu
}
// CacheCommit will cache the commit from the gitRepository
func (c *LastCommitCache) CacheCommit(commit *Commit) error {
return c.recursiveCache(commit, &commit.Tree, "", 1)
func (c *LastCommitCache) CacheCommit(ctx context.Context, commit *Commit) error {
return c.recursiveCache(ctx, commit, &commit.Tree, "", 1)
}
func (c *LastCommitCache) recursiveCache(commit *Commit, tree *Tree, treePath string, level int) error {
func (c *LastCommitCache) recursiveCache(ctx context.Context, commit *Commit, tree *Tree, treePath string, level int) error {
if level == 0 {
return nil
}
@@ -82,7 +83,7 @@ func (c *LastCommitCache) recursiveCache(commit *Commit, tree *Tree, treePath st
entryMap[entry.Name()] = entry
}
commits, err := GetLastCommitForPaths(commit, treePath, entryPaths)
commits, err := GetLastCommitForPaths(ctx, commit, treePath, entryPaths)
if err != nil {
return err
}
@@ -97,7 +98,7 @@ func (c *LastCommitCache) recursiveCache(commit *Commit, tree *Tree, treePath st
if err != nil {
return err
}
if err := c.recursiveCache(commit, subTree, entry, level-1); err != nil {
if err := c.recursiveCache(ctx, commit, subTree, entry, level-1); err != nil {
return err
}
}

5
modules/git/notes_gogit.go
View File

@@ -7,13 +7,14 @@
package git
import (
"context"
"io/ioutil"
"github.com/go-git/go-git/v5/plumbing/object"
)
// GetNote retrieves the git-notes data for a given commit.
func GetNote(repo *Repository, commitID string, note *Note) error {
func GetNote(ctx context.Context, repo *Repository, commitID string, note *Note) error {
notes, err := repo.GetCommit(NotesRef)
if err != nil {
return err
@@ -62,7 +63,7 @@ func GetNote(repo *Repository, commitID string, note *Note) error {
return err
}
lastCommits, err := GetLastCommitForPaths(commitNode, "", []string{path})
lastCommits, err := GetLastCommitForPaths(ctx, commitNode, "", []string{path})
if err != nil {
return err
}

5
modules/git/notes_nogogit.go
View File

@@ -7,12 +7,13 @@
package git
import (
"context"
"io/ioutil"
"strings"
)
// GetNote retrieves the git-notes data for a given commit.
func GetNote(repo *Repository, commitID string, note *Note) error {
func GetNote(ctx context.Context, repo *Repository, commitID string, note *Note) error {
notes, err := repo.GetCommit(NotesRef)
if err != nil {
return err
@@ -63,7 +64,7 @@ func GetNote(repo *Repository, commitID string, note *Note) error {
path = path[idx+1:]
}
lastCommits, err := GetLastCommitForPaths(notes, treePath, []string{path})
lastCommits, err := GetLastCommitForPaths(ctx, notes, treePath, []string{path})
if err != nil {
return err
}

7
modules/git/notes_test.go
View File

@@ -5,6 +5,7 @@
package git
import (
"context"
"path/filepath"
"testing"
@@ -18,7 +19,7 @@ func TestGetNotes(t *testing.T) {
defer bareRepo1.Close()
note := Note{}
err = GetNote(bareRepo1, "95bb4d39648ee7e325106df01a621c530863a653", &note)
err = GetNote(context.Background(), bareRepo1, "95bb4d39648ee7e325106df01a621c530863a653", &note)
assert.NoError(t, err)
assert.Equal(t, []byte("Note contents\n"), note.Message)
assert.Equal(t, "Vladimir Panteleev", note.Commit.Author.Name)
@@ -31,10 +32,10 @@ func TestGetNestedNotes(t *testing.T) {
defer repo.Close()
note := Note{}
err = GetNote(repo, "3e668dbfac39cbc80a9ff9c61eb565d944453ba4", &note)
err = GetNote(context.Background(), repo, "3e668dbfac39cbc80a9ff9c61eb565d944453ba4", &note)
assert.NoError(t, err)
assert.Equal(t, []byte("Note 2"), note.Message)
err = GetNote(repo, "ba0a96fa63532d6c5087ecef070b0250ed72fa47", &note)
err = GetNote(context.Background(), repo, "ba0a96fa63532d6c5087ecef070b0250ed72fa47", &note)
assert.NoError(t, err)
assert.Equal(t, []byte("Note 1"), note.Message)
}

5
modules/repository/cache.go
View File

@@ -5,6 +5,7 @@
package repository
import (
"context"
"strings"
"code.gitea.io/gitea/models"
@@ -23,7 +24,7 @@ func getRefName(fullRefName string) string {
}
// CacheRef cachhe last commit information of the branch or the tag
func CacheRef(repo *models.Repository, gitRepo *git.Repository, fullRefName string) error {
func CacheRef(ctx context.Context, repo *models.Repository, gitRepo *git.Repository, fullRefName string) error {
if !setting.CacheService.LastCommit.Enabled {
return nil
}
@@ -43,5 +44,5 @@ func CacheRef(repo *models.Repository, gitRepo *git.Repository, fullRefName stri
commitCache := git.NewLastCommitCache(repo.FullName(), gitRepo, setting.LastCommitCacheTTLSeconds, cache.GetCache())
return commitCache.CacheCommit(commit)
return commitCache.CacheCommit(ctx, commit)
}