package git import ( "bytes" "log" "os" "os/exec" "path/filepath" "runtime" "strings" "time" "github.com/go-git/go-git/v5/plumbing" "github.com/go-git/go-git/v5/plumbing/cache" "github.com/go-git/go-git/v5/plumbing/object" "github.com/go-git/go-git/v5/plumbing/storer" "github.com/go-git/go-git/v5/storage/filesystem" "github.com/go-git/go-git/v5/storage/memory" "github.com/ProtonMail/go-crypto/openpgp" "github.com/ProtonMail/go-crypto/openpgp/armor" "github.com/ProtonMail/go-crypto/openpgp/errors" "github.com/go-git/go-billy/v5/memfs" "github.com/go-git/go-billy/v5/util" . "gopkg.in/check.v1" ) func (s *WorktreeSuite) TestCommitEmptyOptions(c *C) { r, err := Init(memory.NewStorage(), memfs.New()) c.Assert(err, IsNil) w, err := r.Worktree() c.Assert(err, IsNil) hash, err := w.Commit("foo", &CommitOptions{}) c.Assert(err, IsNil) c.Assert(hash.IsZero(), Equals, false) commit, err := r.CommitObject(hash) c.Assert(err, IsNil) c.Assert(commit.Author.Name, Not(Equals), "") } func (s *WorktreeSuite) TestCommitInitial(c *C) { expected := plumbing.NewHash("98c4ac7c29c913f7461eae06e024dc18e80d23a4") fs := memfs.New() storage := memory.NewStorage() r, err := Init(storage, fs) c.Assert(err, IsNil) w, err := r.Worktree() c.Assert(err, IsNil) util.WriteFile(fs, "foo", []byte("foo"), 0644) _, err = w.Add("foo") c.Assert(err, IsNil) hash, err := w.Commit("foo\n", &CommitOptions{Author: defaultSignature()}) c.Assert(hash, Equals, expected) c.Assert(err, IsNil) assertStorageStatus(c, r, 1, 1, 1, expected) } func (s *WorktreeSuite) TestCommitParent(c *C) { expected := plumbing.NewHash("ef3ca05477530b37f48564be33ddd48063fc7a22") fs := memfs.New() w := &Worktree{ r: s.Repository, Filesystem: fs, } err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) util.WriteFile(fs, "foo", []byte("foo"), 0644) _, err = w.Add("foo") c.Assert(err, IsNil) hash, err := w.Commit("foo\n", &CommitOptions{Author: defaultSignature()}) c.Assert(hash, Equals, expected) c.Assert(err, IsNil) assertStorageStatus(c, s.Repository, 13, 11, 10, expected) } func (s *WorktreeSuite) TestCommitAmend(c *C) { fs := memfs.New() w := &Worktree{ r: s.Repository, Filesystem: fs, } err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) util.WriteFile(fs, "foo", []byte("foo"), 0644) _, err = w.Add("foo") c.Assert(err, IsNil) _, err = w.Commit("foo\n", &CommitOptions{Author: defaultSignature()}) c.Assert(err, IsNil) amendedHash, err := w.Commit("bar\n", &CommitOptions{Amend: true}) c.Assert(err, IsNil) headRef, err := w.r.Head() c.Assert(amendedHash, Equals, headRef.Hash()) commit, err := w.r.CommitObject(headRef.Hash()) c.Assert(err, IsNil) c.Assert(commit.Message, Equals, "bar\n") assertStorageStatus(c, s.Repository, 13, 11, 11, amendedHash) } func (s *WorktreeSuite) TestCommitAll(c *C) { expected := plumbing.NewHash("aede6f8c9c1c7ec9ca8d287c64b8ed151276fa28") fs := memfs.New() w := &Worktree{ r: s.Repository, Filesystem: fs, } err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) util.WriteFile(fs, "LICENSE", []byte("foo"), 0644) util.WriteFile(fs, "foo", []byte("foo"), 0644) hash, err := w.Commit("foo\n", &CommitOptions{ All: true, Author: defaultSignature(), }) c.Assert(hash, Equals, expected) c.Assert(err, IsNil) assertStorageStatus(c, s.Repository, 13, 11, 10, expected) } func (s *WorktreeSuite) TestRemoveAndCommitAll(c *C) { expected := plumbing.NewHash("907cd576c6ced2ecd3dab34a72bf9cf65944b9a9") fs := memfs.New() w := &Worktree{ r: s.Repository, Filesystem: fs, } err := w.Checkout(&CheckoutOptions{}) c.Assert(err, IsNil) util.WriteFile(fs, "foo", []byte("foo"), 0644) _, err = w.Add("foo") c.Assert(err, IsNil) _, errFirst := w.Commit("Add in Repo\n", &CommitOptions{ Author: defaultSignature(), }) c.Assert(errFirst, IsNil) errRemove := fs.Remove("foo") c.Assert(errRemove, IsNil) hash, errSecond := w.Commit("Remove foo\n", &CommitOptions{ All: true, Author: defaultSignature(), }) c.Assert(errSecond, IsNil) c.Assert(hash, Equals, expected) c.Assert(err, IsNil) assertStorageStatus(c, s.Repository, 13, 11, 11, expected) } func (s *WorktreeSuite) TestCommitSign(c *C) { fs := memfs.New() storage := memory.NewStorage() r, err := Init(storage, fs) c.Assert(err, IsNil) w, err := r.Worktree() c.Assert(err, IsNil) util.WriteFile(fs, "foo", []byte("foo"), 0644) _, err = w.Add("foo") c.Assert(err, IsNil) key := commitSignKey(c, true) hash, err := w.Commit("foo\n", &CommitOptions{Author: defaultSignature(), SignKey: key}) c.Assert(err, IsNil) // Verify the commit. pks := new(bytes.Buffer) pkw, err := armor.Encode(pks, openpgp.PublicKeyType, nil) c.Assert(err, IsNil) err = key.Serialize(pkw) c.Assert(err, IsNil) err = pkw.Close() c.Assert(err, IsNil) expectedCommit, err := r.CommitObject(hash) c.Assert(err, IsNil) actual, err := expectedCommit.Verify(pks.String()) c.Assert(err, IsNil) c.Assert(actual.PrimaryKey, DeepEquals, key.PrimaryKey) } func (s *WorktreeSuite) TestCommitSignBadKey(c *C) { fs := memfs.New() storage := memory.NewStorage() r, err := Init(storage, fs) c.Assert(err, IsNil) w, err := r.Worktree() c.Assert(err, IsNil) util.WriteFile(fs, "foo", []byte("foo"), 0644) _, err = w.Add("foo") c.Assert(err, IsNil) key := commitSignKey(c, false) _, err = w.Commit("foo\n", &CommitOptions{Author: defaultSignature(), SignKey: key}) c.Assert(err, Equals, errors.InvalidArgumentError("signing key is encrypted")) } func (s *WorktreeSuite) TestCommitTreeSort(c *C) { fs, clean := s.TemporalFilesystem() defer clean() st := filesystem.NewStorage(fs, cache.NewObjectLRUDefault()) _, err := Init(st, nil) c.Assert(err, IsNil) r, _ := Clone(memory.NewStorage(), memfs.New(), &CloneOptions{ URL: fs.Root(), }) w, err := r.Worktree() c.Assert(err, IsNil) mfs := w.Filesystem err = mfs.MkdirAll("delta", 0755) c.Assert(err, IsNil) for _, p := range []string{"delta_last", "Gamma", "delta/middle", "Beta", "delta-first", "alpha"} { util.WriteFile(mfs, p, []byte("foo"), 0644) _, err = w.Add(p) c.Assert(err, IsNil) } _, err = w.Commit("foo\n", &CommitOptions{ All: true, Author: defaultSignature(), }) c.Assert(err, IsNil) err = r.Push(&PushOptions{}) c.Assert(err, IsNil) cmd := exec.Command("git", "fsck") cmd.Dir = fs.Root() cmd.Env = os.Environ() buf := &bytes.Buffer{} cmd.Stderr = buf cmd.Stdout = buf err = cmd.Run() c.Assert(err, IsNil, Commentf("%s", buf.Bytes())) } // https://github.com/go-git/go-git/pull/224 func (s *WorktreeSuite) TestJustStoreObjectsNotAlreadyStored(c *C) { fs, clean := s.TemporalFilesystem() defer clean() fsDotgit, err := fs.Chroot(".git") // real fs to get modified timestamps c.Assert(err, IsNil) storage := filesystem.NewStorage(fsDotgit, cache.NewObjectLRUDefault()) r, err := Init(storage, fs) c.Assert(err, IsNil) w, err := r.Worktree() c.Assert(err, IsNil) // Step 1: Write LICENSE util.WriteFile(fs, "LICENSE", []byte("license"), 0644) hLicense, err := w.Add("LICENSE") c.Assert(err, IsNil) c.Assert(hLicense, Equals, plumbing.NewHash("0484eba0d41636ba71fa612c78559cd6c3006cde")) hash, err := w.Commit("commit 1\n", &CommitOptions{ All: true, Author: defaultSignature(), }) c.Assert(err, IsNil) c.Assert(hash, Equals, plumbing.NewHash("7a7faee4630d2664a6869677cc8ab614f3fd4a18")) infoLicense, err := fsDotgit.Stat(filepath.Join("objects", "04", "84eba0d41636ba71fa612c78559cd6c3006cde")) c.Assert(err, IsNil) // checking objects file exists // Step 2: Write foo. time.Sleep(5 * time.Millisecond) // uncool, but we need to get different timestamps... util.WriteFile(fs, "foo", []byte("foo"), 0644) hFoo, err := w.Add("foo") c.Assert(err, IsNil) c.Assert(hFoo, Equals, plumbing.NewHash("19102815663d23f8b75a47e7a01965dcdc96468c")) hash, err = w.Commit("commit 2\n", &CommitOptions{ All: true, Author: defaultSignature(), }) c.Assert(err, IsNil) c.Assert(hash, Equals, plumbing.NewHash("97c0c5177e6ac57d10e8ea0017f2d39b91e2b364")) // Step 3: Check // There is no need to overwrite the object of LICENSE, because its content // was not changed. Just a write on the object of foo is required. This behaviour // is fixed by #224 and tested by comparing the timestamps of the stored objects. infoFoo, err := fsDotgit.Stat(filepath.Join("objects", "19", "102815663d23f8b75a47e7a01965dcdc96468c")) c.Assert(err, IsNil) // checking objects file exists c.Assert(infoLicense.ModTime().Before(infoFoo.ModTime()), Equals, true) // object of foo has another/greaterThan timestamp than LICENSE infoLicenseSecond, err := fsDotgit.Stat(filepath.Join("objects", "04", "84eba0d41636ba71fa612c78559cd6c3006cde")) c.Assert(err, IsNil) log.Printf("comparing mod time: %v == %v on %v (%v)", infoLicenseSecond.ModTime(), infoLicense.ModTime(), runtime.GOOS, runtime.GOARCH) c.Assert(infoLicenseSecond.ModTime(), Equals, infoLicense.ModTime()) // object of LICENSE should have the same timestamp because no additional write operation was performed } func assertStorageStatus( c *C, r *Repository, treesCount, blobCount, commitCount int, head plumbing.Hash, ) { trees, err := r.Storer.IterEncodedObjects(plumbing.TreeObject) c.Assert(err, IsNil) blobs, err := r.Storer.IterEncodedObjects(plumbing.BlobObject) c.Assert(err, IsNil) commits, err := r.Storer.IterEncodedObjects(plumbing.CommitObject) c.Assert(err, IsNil) c.Assert(lenIterEncodedObjects(trees), Equals, treesCount) c.Assert(lenIterEncodedObjects(blobs), Equals, blobCount) c.Assert(lenIterEncodedObjects(commits), Equals, commitCount) ref, err := r.Head() c.Assert(err, IsNil) c.Assert(ref.Hash(), Equals, head) } func lenIterEncodedObjects(iter storer.EncodedObjectIter) int { count := 0 iter.ForEach(func(plumbing.EncodedObject) error { count++ return nil }) return count } func defaultSignature() *object.Signature { when, _ := time.Parse(object.DateFormat, "Thu May 04 00:03:43 2017 +0200") return &object.Signature{ Name: "foo", Email: "foo@foo.foo", When: when, } } func commitSignKey(c *C, decrypt bool) *openpgp.Entity { s := strings.NewReader(armoredKeyRing) es, err := openpgp.ReadArmoredKeyRing(s) c.Assert(err, IsNil) c.Assert(es, HasLen, 1) c.Assert(es[0].Identities, HasLen, 1) _, ok := es[0].Identities["foo bar "] c.Assert(ok, Equals, true) key := es[0] if decrypt { err = key.PrivateKey.Decrypt([]byte(keyPassphrase)) c.Assert(err, IsNil) } return key } const armoredKeyRing = ` -----BEGIN PGP PRIVATE KEY BLOCK----- lQdGBFt89QIBEAC8du0Purt9yeFuLlBYHcexnZvcbaci2pY+Ejn1VnxM7caFxRX/ b2weZi9E6+I0F+K/hKIaidPdcbK92UCL0Vp6F3izjqategZ7o44vlK/HfWFME4wv sou6lnig9ovA73HRyzngi3CmqWxSdg8lL0kIJLNzlvCFEd4Z34BnEkagklQJRymo 0WnmLJjSnZFT5Nk7q5jrcR7ApbD98cakvgivDlUBPJCk2JFPWheCkouWPHMvLXQz bZXW5RFz4lJsMUWa/S3ofvIOnjG5Etnil3IA4uksS8fSDkGus998mBvUwzqX7xBh dK17ZEbxDdO4PuVJDkjvq618rMu8FVk5yVd59rUketSnGrehd/+vdh6qtgQC4tu1 RldbUVAuKZGg79H61nWnvrDZmbw4eoqCEuv1+aZsM9ElSC5Ps2J0rtpHRyBndKn+ 8Jlc/KTH04/O+FAhEv0IgMTFEm3iAq8udBhRBgu6Y4gJyn4tqy6+6ZjPUNos8GOG +ZJPdrgHHHfQged1ygeceN6W2AwQRet/B3/rieHf2V93uHJy/DjYUEuBhPm9nxqi R6ILUr97Sj2EsvLyfQO9pFpIctoNKEJmDx/C9tkFMNNlQhpsBitSdR2/wancw9ND 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AQIXgBYhBJOhf/AeVDKFRgh8jgKTlUAu/M1TBQJbfPU4BQkSzAM2AAoJEAKTlUAu /M1TVTIQALA6ocNc2fXz1loLykMxlfnX/XxiyNDOUPDZkrZtscqqWPYaWvJK3OiD 32bdVEbftnAiFvJYkinrCXLEmwwf5wyOxKFmCHwwKhH0UYt60yF4WwlOVNstGSAy RkPMEEmVfMXS9K1nzKv/9A5YsqMQob7sN5CMN66Vrm0RKSvOF/NhhM9v8fC0QSU2 GZNO0tnRfaS4wMnFr5L4FuDST+14F5sJT7ZEJz7HfbxXKLvvWbvqLlCYHJOdz56s X/eKde8eT9/LSzcmgsd7rGS2np5901kubww5jllUl1CFnk3Mdg9FTJl5u9Epuhnn 823Jpdy1ZNbyLqZ266Z/q2HepDA7P/GqIXgWdHjwG2y1YAC4JIkA4RBbesQwqAXs 6cX5gqRFRl5iDGEP5zclS0y5mWi/J8bLYxMYfqxs9EZtHd9DumWISi87804TEzYa WDijMlW7PR8QRW0vdmtYOhJZOlTnomLQx2v27iqpVXRh12J1aYVBFC+IvG1vhCf9 FL3LzAHHEGlIoDaKJMd+Wg/Lm/f1PqqQx3lWIh9hhKh5Qx6hcuJH669JOWuEdxfo 1so50aItG+tdDKqXflmOi7grrUURchYYKteaW2fC2SQgzDClprALI7aj9s/lDrEN CgLH6twOqdSFWqB/4ASDMsNeLeKX3WOYKYYMlE01cj3T1m6dpRUO =gIM9 -----END PGP PRIVATE KEY BLOCK----- ` const keyPassphrase = "abcdef0123456789"