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Fix reading git notes from nested trees (#8026)

* Fix reading notes from nested trees The GIT documentation for notes states "Permitted pathnames have the form ab/cd/ef/.../abcdef...: a sequence of directory names of two hexadecimal digits each followed by a filename with the rest of the object ID." * Add test case * Fix new lines

Filip Navara committed 7 years ago

Commit 52fda311 parent 5e67e0123 files · +49 −3Browse files

Unified · Split

23 files
  1. modules/git/notes.go +26 −14
  2. modules/git/notes_test.go +14 −0
  3. modules/git/tests/repos/repo3_notes/COMMIT_EDITMSG +1 −0
  4. modules/git/tests/repos/repo3_notes/HEAD +1 −0
  5. modules/git/tests/repos/repo3_notes/config +7 −0
  6. modules/git/tests/repos/repo3_notes/description +1 −0
  7. modules/git/tests/repos/repo3_notes/index +0 −0
  8. modules/git/tests/repos/repo3_notes/logs/HEAD +2 −0
  9. modules/git/tests/repos/repo3_notes/logs/refs/heads/master +2 −0
  10. modules/git/tests/repos/repo3_notes/objects/29/7128d6553180486c780e2f747cb6d0014bf1f6 +0 −0
  11. modules/git/tests/repos/repo3_notes/objects/2f/7e2ea1e905c14c8a98e7ce47b395592834b9ef +0 −0
  12. modules/git/tests/repos/repo3_notes/objects/3e/668dbfac39cbc80a9ff9c61eb565d944453ba4 +3 −0
  13. modules/git/tests/repos/repo3_notes/objects/42/716fdb6f261867472899d785123e6ecaa5ca02 +0 −0
  14. modules/git/tests/repos/repo3_notes/objects/56/a6051ca2b02b04ef92d5150c9ef600403cb1de +0 −0
  15. modules/git/tests/repos/repo3_notes/objects/61/6c62e75fce60d806f4afe993211705a00a2544 +0 −0
  16. modules/git/tests/repos/repo3_notes/objects/65/4c8b6b63c08bf37f638d3f521626b7fbbd4d37 +1 −0
  17. modules/git/tests/repos/repo3_notes/objects/ba/0a96fa63532d6c5087ecef070b0250ed72fa47 +0 −0
  18. modules/git/tests/repos/repo3_notes/objects/c9/34d51cee361fdee21a3f3bb1a285f5ea9bc225 +0 −0
  19. modules/git/tests/repos/repo3_notes/objects/d8/263ee9860594d2806b0dfd1bfd17528b0ba2a4 +0 −0
  20. modules/git/tests/repos/repo3_notes/objects/f3/6ad903e408cb8f4ed90bda02e3a1fd2fab7907 +0 −0
  21. modules/git/tests/repos/repo3_notes/objects/fe/c9fe57e9864fe537f02f825e377c4a8a65ad2e +0 −0
  22. modules/git/tests/repos/repo3_notes/refs/heads/master +1 −0
  23. modules/git/tests/repos/repo3_notes/refs/notes/commits +1 −0
modules/git/notes.go+26−14
@@ -6,6 +6,8 @@ package git · 5 unmodified lines
66
77 import (
88 "io/ioutil"
9+
10+ "gopkg.in/src-d/go-git.v4/plumbing/object"
911 )
1012
1113 // NotesRef is the git ref where Gitea will look for git-notes data.
@@ -25,13 +27,28 @@ func GetNote(repo *Repository, commitID string, note *Note) error { · 13 unmodified lines
2527 return err
2628 }
2729
28− entry, err := notes.GetTreeEntryByPath(commitID)
29− if err != nil {
30− return err
30+ remainingCommitID := commitID
31+ path := ""
32+ currentTree := notes.Tree.gogitTree
33+ var file *object.File
34+ for len(remainingCommitID) > 2 {
35+ file, err = currentTree.File(remainingCommitID)
36+ if err == nil {
37+ path += remainingCommitID
38+ break
39+ }
40+ if err == object.ErrFileNotFound {
41+ currentTree, err = currentTree.Tree(remainingCommitID[0:2])
42+ path += remainingCommitID[0:2] + "/"
43+ remainingCommitID = remainingCommitID[2:]
44+ }
45+ if err != nil {
46+ return err
47+ }
3148 }
3249
33− blob := entry.Blob()
34− dataRc, err := blob.DataAsync()
50+ blob := file.Blob
51+ dataRc, err := blob.Reader()
3552 if err != nil {
3653 return err
3754 }
@@ -43,26 +60,21 @@ func GetNote(repo *Repository, commitID string, note *Note) error { · 5 unmodified lines
4360 }
4461 note.Message = d
4562
46− commit, err := repo.gogitRepo.CommitObject(notes.ID)
47− if err != nil {
48− return err
49− }
50−
5163 commitNodeIndex, commitGraphFile := repo.CommitNodeIndex()
5264 if commitGraphFile != nil {
5365 defer commitGraphFile.Close()
5466 }
5567
56− commitNode, err := commitNodeIndex.Get(commit.Hash)
68+ commitNode, err := commitNodeIndex.Get(notes.ID)
5769 if err != nil {
58− return nil
70+ return err
5971 }
6072
61− lastCommits, err := getLastCommitForPaths(commitNode, "", []string{commitID})
73+ lastCommits, err := getLastCommitForPaths(commitNode, "", []string{path})
6274 if err != nil {
6375 return err
6476 }
65− note.Commit = convertCommit(lastCommits[commitID])
77+ note.Commit = convertCommit(lastCommits[path])
6678
6779 return nil
6880 }
modules/git/notes_test.go+14−0
@@ -22,3 +22,17 @@ func TestGetNotes(t *testing.T) { · 21 unmodified lines
2222 assert.Equal(t, []byte("Note contents\n"), note.Message)
2323 assert.Equal(t, "Vladimir Panteleev", note.Commit.Author.Name)
2424 }
25+
26+func TestGetNestedNotes(t *testing.T) {
27+ repoPath := filepath.Join(testReposDir, "repo3_notes")
28+ repo, err := OpenRepository(repoPath)
29+ assert.NoError(t, err)
30+
31+ note := Note{}
32+ err = GetNote(repo, "3e668dbfac39cbc80a9ff9c61eb565d944453ba4", &note)
33+ assert.NoError(t, err)
34+ assert.Equal(t, []byte("Note 2"), note.Message)
35+ err = GetNote(repo, "ba0a96fa63532d6c5087ecef070b0250ed72fa47", &note)
36+ assert.NoError(t, err)
37+ assert.Equal(t, []byte("Note 1"), note.Message)
38+}
modules/git/tests/repos/repo3_notes/COMMIT_EDITMSG+1−0
@@ -0,0 +1 @@
1+2
modules/git/tests/repos/repo3_notes/HEAD+1−0
@@ -0,0 +1 @@
1+ref: refs/heads/master
modules/git/tests/repos/repo3_notes/config+7−0
@@ -0,0 +1,7 @@
1+[core]
2+ repositoryformatversion = 0
3+ filemode = false
4+ bare = false
5+ logallrefupdates = true
6+ symlinks = false
7+ ignorecase = true
modules/git/tests/repos/repo3_notes/description+1−0
@@ -0,0 +1 @@
1+Unnamed repository; edit this file 'description' to name the repository.
modules/git/tests/repos/repo3_notes/index+0−0

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modules/git/tests/repos/repo3_notes/logs/HEAD+2−0
@@ -0,0 +1,2 @@
1+0000000000000000000000000000000000000000 ba0a96fa63532d6c5087ecef070b0250ed72fa47 Filip Navara <filip.navara@gmail.com> 1567767895 +0200 commit (initial): 1
2+ba0a96fa63532d6c5087ecef070b0250ed72fa47 3e668dbfac39cbc80a9ff9c61eb565d944453ba4 Filip Navara <filip.navara@gmail.com> 1567767909 +0200 commit: 2
modules/git/tests/repos/repo3_notes/logs/refs/heads/master+2−0
@@ -0,0 +1,2 @@
1+0000000000000000000000000000000000000000 ba0a96fa63532d6c5087ecef070b0250ed72fa47 Filip Navara <filip.navara@gmail.com> 1567767895 +0200 commit (initial): 1
2+ba0a96fa63532d6c5087ecef070b0250ed72fa47 3e668dbfac39cbc80a9ff9c61eb565d944453ba4 Filip Navara <filip.navara@gmail.com> 1567767909 +0200 commit: 2
modules/git/tests/repos/repo3_notes/objects/29/7128d6553180486c780e2f747cb6d0014bf1f6+0−0

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modules/git/tests/repos/repo3_notes/objects/2f/7e2ea1e905c14c8a98e7ce47b395592834b9ef+0−0

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modules/git/tests/repos/repo3_notes/objects/3e/668dbfac39cbc80a9ff9c61eb565d944453ba4+3−0
@@ -0,0 +1,3 @@
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modules/git/tests/repos/repo3_notes/objects/42/716fdb6f261867472899d785123e6ecaa5ca02+0−0

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modules/git/tests/repos/repo3_notes/objects/56/a6051ca2b02b04ef92d5150c9ef600403cb1de+0−0

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modules/git/tests/repos/repo3_notes/objects/61/6c62e75fce60d806f4afe993211705a00a2544+0−0

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modules/git/tests/repos/repo3_notes/objects/65/4c8b6b63c08bf37f638d3f521626b7fbbd4d37+1−0
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modules/git/tests/repos/repo3_notes/objects/ba/0a96fa63532d6c5087ecef070b0250ed72fa47+0−0

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modules/git/tests/repos/repo3_notes/objects/c9/34d51cee361fdee21a3f3bb1a285f5ea9bc225+0−0

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modules/git/tests/repos/repo3_notes/objects/d8/263ee9860594d2806b0dfd1bfd17528b0ba2a4+0−0

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modules/git/tests/repos/repo3_notes/objects/f3/6ad903e408cb8f4ed90bda02e3a1fd2fab7907+0−0

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modules/git/tests/repos/repo3_notes/objects/fe/c9fe57e9864fe537f02f825e377c4a8a65ad2e+0−0

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modules/git/tests/repos/repo3_notes/refs/heads/master+1−0
@@ -0,0 +1 @@
1+3e668dbfac39cbc80a9ff9c61eb565d944453ba4
modules/git/tests/repos/repo3_notes/refs/notes/commits+1−0
@@ -0,0 +1 @@
1+654c8b6b63c08bf37f638d3f521626b7fbbd4d37