diff options
Diffstat (limited to 'plumbing')
23 files changed, 185 insertions, 105 deletions
diff --git a/plumbing/format/commitgraph/encoder.go b/plumbing/format/commitgraph/encoder.go index a06871c..615e833 100644 --- a/plumbing/format/commitgraph/encoder.go +++ b/plumbing/format/commitgraph/encoder.go @@ -24,8 +24,6 @@ func NewEncoder(w io.Writer) *Encoder { // Encode writes an index into the commit-graph file
func (e *Encoder) Encode(idx Index) error {
- var err error
-
// Get all the hashes in the input index
hashes := idx.Hashes()
@@ -39,26 +37,26 @@ func (e *Encoder) Encode(idx Index) error { chunkSizes = append(chunkSizes, uint64(extraEdgesCount)*4)
}
- if err = e.encodeFileHeader(len(chunkSignatures)); err != nil {
+ if err := e.encodeFileHeader(len(chunkSignatures)); err != nil {
return err
}
- if err = e.encodeChunkHeaders(chunkSignatures, chunkSizes); err != nil {
+ if err := e.encodeChunkHeaders(chunkSignatures, chunkSizes); err != nil {
return err
}
- if err = e.encodeFanout(fanout); err != nil {
+ if err := e.encodeFanout(fanout); err != nil {
return err
}
- if err = e.encodeOidLookup(hashes); err != nil {
+ if err := e.encodeOidLookup(hashes); err != nil {
return err
}
if extraEdges, err := e.encodeCommitData(hashes, hashToIndex, idx); err == nil {
if err = e.encodeExtraEdges(extraEdges); err != nil {
return err
}
- }
- if err != nil {
+ } else {
return err
}
+
return e.encodeChecksum()
}
diff --git a/plumbing/format/commitgraph/file.go b/plumbing/format/commitgraph/file.go index 175d279..1f82abd 100644 --- a/plumbing/format/commitgraph/file.go +++ b/plumbing/format/commitgraph/file.go @@ -249,7 +249,7 @@ func (fi *fileIndex) getHashesFromIndexes(indexes []int) ([]plumbing.Hash, error // Hashes returns all the hashes that are available in the index
func (fi *fileIndex) Hashes() []plumbing.Hash {
hashes := make([]plumbing.Hash, fi.fanout[0xff])
- for i := 0; i < int(fi.fanout[0xff]); i++ {
+ for i := 0; i < fi.fanout[0xff]; i++ {
offset := fi.oidLookupOffset + int64(i)*20
if n, err := fi.reader.ReadAt(hashes[i][:], offset); err != nil || n < 20 {
return nil
diff --git a/plumbing/format/commitgraph/memory.go b/plumbing/format/commitgraph/memory.go index a4a96e9..f5afd4c 100644 --- a/plumbing/format/commitgraph/memory.go +++ b/plumbing/format/commitgraph/memory.go @@ -31,7 +31,7 @@ func (mi *MemoryIndex) GetIndexByHash(h plumbing.Hash) (int, error) { // GetCommitDataByIndex gets the commit node from the commit graph using index
// obtained from child node, if available
func (mi *MemoryIndex) GetCommitDataByIndex(i int) (*CommitData, error) {
- if int(i) >= len(mi.commitData) {
+ if i >= len(mi.commitData) {
return nil, plumbing.ErrObjectNotFound
}
diff --git a/plumbing/format/diff/unified_encoder.go b/plumbing/format/diff/unified_encoder.go index 8bd6d8a..169242d 100644 --- a/plumbing/format/diff/unified_encoder.go +++ b/plumbing/format/diff/unified_encoder.go @@ -94,7 +94,7 @@ func (e *UnifiedEncoder) printMessage(message string) { isEmpty := message == "" hasSuffix := strings.HasSuffix(message, "\n") if !isEmpty && !hasSuffix { - message = message + "\n" + message += "\n" } e.buf.WriteString(message) diff --git a/plumbing/format/gitattributes/pattern.go b/plumbing/format/gitattributes/pattern.go index c5ca0c7..d961aba 100644 --- a/plumbing/format/gitattributes/pattern.go +++ b/plumbing/format/gitattributes/pattern.go @@ -66,7 +66,7 @@ func (p *pattern) Match(path []string) bool { doublestar = true } - switch true { + switch { case strings.Contains(pattern[0], "**"): return false diff --git a/plumbing/format/idxfile/decoder.go b/plumbing/format/idxfile/decoder.go index 5b92782..9e9c176 100644 --- a/plumbing/format/idxfile/decoder.go +++ b/plumbing/format/idxfile/decoder.go @@ -110,10 +110,6 @@ func readObjectNames(idx *MemoryIndex, r io.Reader) error { continue } - if buckets < 0 { - return ErrMalformedIdxFile - } - idx.FanoutMapping[k] = len(idx.Names) nameLen := int(buckets * objectIDLength) diff --git a/plumbing/format/idxfile/writer.go b/plumbing/format/idxfile/writer.go index aa919e7..fcc78c5 100644 --- a/plumbing/format/idxfile/writer.go +++ b/plumbing/format/idxfile/writer.go @@ -147,7 +147,7 @@ func (w *Writer) createIndex() (*MemoryIndex, error) { idx.Offset32[bucket] = append(idx.Offset32[bucket], buf.Bytes()...) buf.Truncate(0) - binary.WriteUint32(buf, uint32(o.CRC32)) + binary.WriteUint32(buf, o.CRC32) idx.CRC32[bucket] = append(idx.CRC32[bucket], buf.Bytes()...) } diff --git a/plumbing/format/packfile/parser.go b/plumbing/format/packfile/parser.go index 71cbba9..d8c0f75 100644 --- a/plumbing/format/packfile/parser.go +++ b/plumbing/format/packfile/parser.go @@ -4,6 +4,7 @@ import ( "bytes" "errors" "io" + "io/ioutil" "gopkg.in/src-d/go-git.v4/plumbing" "gopkg.in/src-d/go-git.v4/plumbing/cache" @@ -263,11 +264,14 @@ func (p *Parser) indexObjects() error { } func (p *Parser) resolveDeltas() error { + buf := &bytes.Buffer{} for _, obj := range p.oi { - content, err := p.get(obj) + buf.Reset() + err := p.get(obj, buf) if err != nil { return err } + content := buf.Bytes() if err := p.onInflatedObjectHeader(obj.Type, obj.Length, obj.Offset); err != nil { return err @@ -279,7 +283,7 @@ func (p *Parser) resolveDeltas() error { if !obj.IsDelta() && len(obj.Children) > 0 { for _, child := range obj.Children { - if _, err := p.resolveObject(child, content); err != nil { + if err := p.resolveObject(ioutil.Discard, child, content); err != nil { return err } } @@ -294,82 +298,87 @@ func (p *Parser) resolveDeltas() error { return nil } -func (p *Parser) get(o *objectInfo) (b []byte, err error) { - var ok bool +func (p *Parser) get(o *objectInfo, buf *bytes.Buffer) error { if !o.ExternalRef { // skip cache check for placeholder parents - b, ok = p.cache.Get(o.Offset) + b, ok := p.cache.Get(o.Offset) + if ok { + _, err := buf.Write(b) + return err + } } // If it's not on the cache and is not a delta we can try to find it in the // storage, if there's one. External refs must enter here. - if !ok && p.storage != nil && !o.Type.IsDelta() { + if p.storage != nil && !o.Type.IsDelta() { e, err := p.storage.EncodedObject(plumbing.AnyObject, o.SHA1) if err != nil { - return nil, err + return err } o.Type = e.Type() r, err := e.Reader() if err != nil { - return nil, err - } - - b = make([]byte, e.Size()) - if _, err = r.Read(b); err != nil { - return nil, err + return err } - } - if b != nil { - return b, nil + _, err = buf.ReadFrom(io.LimitReader(r, e.Size())) + return err } if o.ExternalRef { // we were not able to resolve a ref in a thin pack - return nil, ErrReferenceDeltaNotFound + return ErrReferenceDeltaNotFound } - var data []byte if o.DiskType.IsDelta() { - base, err := p.get(o.Parent) + b := bufPool.Get().(*bytes.Buffer) + defer bufPool.Put(b) + b.Reset() + err := p.get(o.Parent, b) if err != nil { - return nil, err + return err } + base := b.Bytes() - data, err = p.resolveObject(o, base) + err = p.resolveObject(buf, o, base) if err != nil { - return nil, err + return err } } else { - data, err = p.readData(o) + err := p.readData(buf, o) if err != nil { - return nil, err + return err } } if len(o.Children) > 0 { + data := make([]byte, buf.Len()) + copy(data, buf.Bytes()) p.cache.Put(o.Offset, data) } - - return data, nil + return nil } func (p *Parser) resolveObject( + w io.Writer, o *objectInfo, base []byte, -) ([]byte, error) { +) error { if !o.DiskType.IsDelta() { - return nil, nil + return nil } - - data, err := p.readData(o) + buf := bufPool.Get().(*bytes.Buffer) + defer bufPool.Put(buf) + buf.Reset() + err := p.readData(buf, o) if err != nil { - return nil, err + return err } + data := buf.Bytes() data, err = applyPatchBase(o, data, base) if err != nil { - return nil, err + return err } if p.storage != nil { @@ -377,37 +386,35 @@ func (p *Parser) resolveObject( obj.SetSize(o.Size()) obj.SetType(o.Type) if _, err := obj.Write(data); err != nil { - return nil, err + return err } if _, err := p.storage.SetEncodedObject(obj); err != nil { - return nil, err + return err } } - - return data, nil + _, err = w.Write(data) + return err } -func (p *Parser) readData(o *objectInfo) ([]byte, error) { +func (p *Parser) readData(w io.Writer, o *objectInfo) error { if !p.scanner.IsSeekable && o.DiskType.IsDelta() { data, ok := p.deltas[o.Offset] if !ok { - return nil, ErrDeltaNotCached + return ErrDeltaNotCached } - - return data, nil + _, err := w.Write(data) + return err } if _, err := p.scanner.SeekObjectHeader(o.Offset); err != nil { - return nil, err + return err } - buf := new(bytes.Buffer) - if _, _, err := p.scanner.NextObject(buf); err != nil { - return nil, err + if _, _, err := p.scanner.NextObject(w); err != nil { + return err } - - return buf.Bytes(), nil + return nil } func applyPatchBase(ota *objectInfo, data, base []byte) ([]byte, error) { diff --git a/plumbing/format/packfile/patch_delta.go b/plumbing/format/packfile/patch_delta.go index a972f1c..e1a5141 100644 --- a/plumbing/format/packfile/patch_delta.go +++ b/plumbing/format/packfile/patch_delta.go @@ -1,8 +1,9 @@ package packfile import ( + "bytes" "errors" - "io/ioutil" + "io" "gopkg.in/src-d/go-git.v4/plumbing" ) @@ -26,19 +27,29 @@ func ApplyDelta(target, base plumbing.EncodedObject, delta []byte) error { return err } - src, err := ioutil.ReadAll(r) + buf := bufPool.Get().(*bytes.Buffer) + defer bufPool.Put(buf) + buf.Reset() + _, err = buf.ReadFrom(r) if err != nil { return err } + src := buf.Bytes() - dst, err := PatchDelta(src, delta) + dst := bufPool.Get().(*bytes.Buffer) + defer bufPool.Put(dst) + dst.Reset() + err = patchDelta(dst, src, delta) if err != nil { return err } - target.SetSize(int64(len(dst))) - _, err = w.Write(dst) + target.SetSize(int64(dst.Len())) + + b := byteSlicePool.Get().([]byte) + _, err = io.CopyBuffer(w, dst, b) + byteSlicePool.Put(b) return err } @@ -51,23 +62,31 @@ var ( // An error will be returned if delta is corrupted (ErrDeltaLen) or an action command // is not copy from source or copy from delta (ErrDeltaCmd). func PatchDelta(src, delta []byte) ([]byte, error) { + b := &bytes.Buffer{} + if err := patchDelta(b, src, delta); err != nil { + return nil, err + } + return b.Bytes(), nil +} + +func patchDelta(dst *bytes.Buffer, src, delta []byte) error { if len(delta) < deltaSizeMin { - return nil, ErrInvalidDelta + return ErrInvalidDelta } srcSz, delta := decodeLEB128(delta) if srcSz != uint(len(src)) { - return nil, ErrInvalidDelta + return ErrInvalidDelta } targetSz, delta := decodeLEB128(delta) remainingTargetSz := targetSz var cmd byte - dest := make([]byte, 0, targetSz) + dst.Grow(int(targetSz)) for { if len(delta) == 0 { - return nil, ErrInvalidDelta + return ErrInvalidDelta } cmd = delta[0] @@ -77,35 +96,35 @@ func PatchDelta(src, delta []byte) ([]byte, error) { var err error offset, delta, err = decodeOffset(cmd, delta) if err != nil { - return nil, err + return err } sz, delta, err = decodeSize(cmd, delta) if err != nil { - return nil, err + return err } if invalidSize(sz, targetSz) || invalidOffsetSize(offset, sz, srcSz) { break } - dest = append(dest, src[offset:offset+sz]...) + dst.Write(src[offset:offset+sz]) remainingTargetSz -= sz } else if isCopyFromDelta(cmd) { sz := uint(cmd) // cmd is the size itself if invalidSize(sz, targetSz) { - return nil, ErrInvalidDelta + return ErrInvalidDelta } if uint(len(delta)) < sz { - return nil, ErrInvalidDelta + return ErrInvalidDelta } - dest = append(dest, delta[0:sz]...) + dst.Write(delta[0:sz]) remainingTargetSz -= sz delta = delta[sz:] } else { - return nil, ErrDeltaCmd + return ErrDeltaCmd } if remainingTargetSz <= 0 { @@ -113,7 +132,7 @@ func PatchDelta(src, delta []byte) ([]byte, error) { } } - return dest, nil + return nil } // Decodes a number encoded as an unsigned LEB128 at the start of some diff --git a/plumbing/format/packfile/scanner_test.go b/plumbing/format/packfile/scanner_test.go index a401d6d..3078477 100644 --- a/plumbing/format/packfile/scanner_test.go +++ b/plumbing/format/packfile/scanner_test.go @@ -140,6 +140,7 @@ func (s *ScannerSuite) TestReaderReset(c *C) { p := NewScanner(r) version, objects, err := p.Header() + c.Assert(err, IsNil) c.Assert(version, Equals, VersionSupported) c.Assert(objects, Equals, uint32(31)) diff --git a/plumbing/object/commit_walker_bfs_filtered_test.go b/plumbing/object/commit_walker_bfs_filtered_test.go index d31bdf0..6984b60 100644 --- a/plumbing/object/commit_walker_bfs_filtered_test.go +++ b/plumbing/object/commit_walker_bfs_filtered_test.go @@ -29,9 +29,7 @@ func commitsFromIter(iter CommitIter) ([]*Commit, error) { func assertHashes(c *C, commits []*Commit, hashes []string) { if len(commits) != len(hashes) { var expected []string - for _, c := range hashes { - expected = append(expected, c) - } + expected = append(expected, hashes...) fmt.Println("expected:", strings.Join(expected, ", ")) var got []string for _, c := range commits { @@ -48,11 +46,7 @@ func assertHashes(c *C, commits []*Commit, hashes []string) { func validIfCommit(ignored plumbing.Hash) CommitFilter { return func(c *Commit) bool { - if c.Hash == ignored { - return true - } - - return false + return c.Hash == ignored } } diff --git a/plumbing/object/commit_walker_file.go b/plumbing/object/commit_walker_file.go index 6f16e61..b73e4ce 100644 --- a/plumbing/object/commit_walker_file.go +++ b/plumbing/object/commit_walker_file.go @@ -128,6 +128,9 @@ func isParentHash(hash plumbing.Hash, commit *Commit) bool { func (c *commitFileIter) ForEach(cb func(*Commit) error) error { for { commit, nextErr := c.Next() + if nextErr == io.EOF { + break + } if nextErr != nil { return nextErr } @@ -138,6 +141,7 @@ func (c *commitFileIter) ForEach(cb func(*Commit) error) error { return err } } + return nil } func (c *commitFileIter) Close() { diff --git a/plumbing/object/commit_walker_limit.go b/plumbing/object/commit_walker_limit.go new file mode 100644 index 0000000..ee56e50 --- /dev/null +++ b/plumbing/object/commit_walker_limit.go @@ -0,0 +1,65 @@ +package object + +import ( + "io" + "time" + + "gopkg.in/src-d/go-git.v4/plumbing/storer" +) + +type commitLimitIter struct { + sourceIter CommitIter + limitOptions LogLimitOptions +} + +type LogLimitOptions struct { + Since *time.Time + Until *time.Time +} + +func NewCommitLimitIterFromIter(commitIter CommitIter, limitOptions LogLimitOptions) CommitIter { + iterator := new(commitLimitIter) + iterator.sourceIter = commitIter + iterator.limitOptions = limitOptions + return iterator +} + +func (c *commitLimitIter) Next() (*Commit, error) { + for { + commit, err := c.sourceIter.Next() + if err != nil { + return nil, err + } + + if c.limitOptions.Since != nil && commit.Committer.When.Before(*c.limitOptions.Since) { + continue + } + if c.limitOptions.Until != nil && commit.Committer.When.After(*c.limitOptions.Until) { + continue + } + return commit, nil + } +} + +func (c *commitLimitIter) ForEach(cb func(*Commit) error) error { + for { + commit, nextErr := c.Next() + if nextErr == io.EOF { + break + } + if nextErr != nil { + return nextErr + } + err := cb(commit) + if err == storer.ErrStop { + return nil + } else if err != nil { + return err + } + } + return nil +} + +func (c *commitLimitIter) Close() { + c.sourceIter.Close() +} diff --git a/plumbing/object/merge_base.go b/plumbing/object/merge_base.go index 689e421..6f2568d 100644 --- a/plumbing/object/merge_base.go +++ b/plumbing/object/merge_base.go @@ -32,7 +32,7 @@ func (c *Commit) MergeBase(other *Commit) ([]*Commit, error) { var res []*Commit inNewerHistory := isInIndexCommitFilter(newerHistory) resIter := NewFilterCommitIter(older, &inNewerHistory, &inNewerHistory) - err = resIter.ForEach(func(commit *Commit) error { + _ = resIter.ForEach(func(commit *Commit) error { res = append(res, commit) return nil }) diff --git a/plumbing/object/patch.go b/plumbing/object/patch.go index 1efd0b1..32454ac 100644 --- a/plumbing/object/patch.go +++ b/plumbing/object/patch.go @@ -278,7 +278,7 @@ func printStat(fileStats []FileStat) string { var scaleFactor float64 if longestTotalChange > heightOfHistogram { // Scale down to heightOfHistogram. - scaleFactor = float64(longestTotalChange / heightOfHistogram) + scaleFactor = longestTotalChange / heightOfHistogram } else { scaleFactor = 1.0 } diff --git a/plumbing/object/patch_test.go b/plumbing/object/patch_test.go index 47057fb..37944c3 100644 --- a/plumbing/object/patch_test.go +++ b/plumbing/object/patch_test.go @@ -19,6 +19,7 @@ func (s *PatchSuite) TestStatsWithSubmodules(c *C) { fixtures.ByURL("https://github.com/git-fixtures/submodule.git").One().DotGit(), cache.NewObjectLRUDefault()) commit, err := GetCommit(storer, plumbing.NewHash("b685400c1f9316f350965a5993d350bc746b0bf4")) + c.Assert(err, IsNil) tree, err := commit.Tree() c.Assert(err, IsNil) diff --git a/plumbing/object/tree.go b/plumbing/object/tree.go index d30cf6e..d0b4fff 100644 --- a/plumbing/object/tree.go +++ b/plumbing/object/tree.go @@ -288,7 +288,7 @@ func (t *Tree) Encode(o plumbing.EncodedObject) (err error) { return err } - if _, err = w.Write([]byte(entry.Hash[:])); err != nil { + if _, err = w.Write(entry.Hash[:]); err != nil { return err } } @@ -517,4 +517,4 @@ func simpleJoin(parent, child string) string { return parent + "/" + child } return child -}
\ No newline at end of file +} diff --git a/plumbing/protocol/packp/advrefs.go b/plumbing/protocol/packp/advrefs.go index 684e76a..487ee19 100644 --- a/plumbing/protocol/packp/advrefs.go +++ b/plumbing/protocol/packp/advrefs.go @@ -107,7 +107,7 @@ func (a *AdvRefs) resolveHead(s storer.ReferenceStorer) error { return nil } - ref, err := s.Reference(plumbing.ReferenceName(plumbing.Master)) + ref, err := s.Reference(plumbing.Master) // check first if HEAD is pointing to master if err == nil { diff --git a/plumbing/protocol/packp/updreq_decode.go b/plumbing/protocol/packp/updreq_decode.go index c15d49c..51e8183 100644 --- a/plumbing/protocol/packp/updreq_decode.go +++ b/plumbing/protocol/packp/updreq_decode.go @@ -225,7 +225,7 @@ func parseCommand(b []byte) (*Command, error) { return nil, errInvalidNewObjId(err) } - return &Command{Old: oh, New: nh, Name: plumbing.ReferenceName(n)}, nil + return &Command{Old: oh, New: nh, Name: n}, nil } func parseHash(s string) (plumbing.Hash, error) { diff --git a/plumbing/transport/http/common.go b/plumbing/transport/http/common.go index 5d3535e..38e903d 100644 --- a/plumbing/transport/http/common.go +++ b/plumbing/transport/http/common.go @@ -139,7 +139,7 @@ func (s *session) ApplyAuthToRequest(req *http.Request) { return } - s.auth.setAuth(req) + s.auth.SetAuth(req) } func (s *session) ModifyEndpointIfRedirect(res *http.Response) { @@ -175,7 +175,7 @@ func (*session) Close() error { // AuthMethod is concrete implementation of common.AuthMethod for HTTP services type AuthMethod interface { transport.AuthMethod - setAuth(r *http.Request) + SetAuth(r *http.Request) } func basicAuthFromEndpoint(ep *transport.Endpoint) *BasicAuth { @@ -192,7 +192,7 @@ type BasicAuth struct { Username, Password string } -func (a *BasicAuth) setAuth(r *http.Request) { +func (a *BasicAuth) SetAuth(r *http.Request) { if a == nil { return } @@ -226,7 +226,7 @@ type TokenAuth struct { Token string } -func (a *TokenAuth) setAuth(r *http.Request) { +func (a *TokenAuth) SetAuth(r *http.Request) { if a == nil { return } diff --git a/plumbing/transport/http/common_test.go b/plumbing/transport/http/common_test.go index 8b300e8..d9e0636 100644 --- a/plumbing/transport/http/common_test.go +++ b/plumbing/transport/http/common_test.go @@ -64,7 +64,7 @@ func (s *ClientSuite) TestNewTokenAuth(c *C) { // Check header is set correctly req, err := http.NewRequest("GET", "https://github.com/git-fixtures/basic", nil) c.Assert(err, Equals, nil) - a.setAuth(req) + a.SetAuth(req) c.Assert(req.Header.Get("Authorization"), Equals, "Bearer OAUTH-TOKEN-TEXT") } diff --git a/plumbing/transport/server/server.go b/plumbing/transport/server/server.go index 20bd12e..8e0dcc1 100644 --- a/plumbing/transport/server/server.go +++ b/plumbing/transport/server/server.go @@ -286,11 +286,6 @@ func (s *rpSession) updateReferences(req *packp.ReferenceUpdateRequest) { continue } - if err != nil { - s.setStatus(cmd.Name, err) - continue - } - ref := plumbing.NewHashReference(cmd.Name, cmd.New) err := s.storer.SetReference(ref) s.setStatus(cmd.Name, err) diff --git a/plumbing/transport/ssh/auth_method.go b/plumbing/transport/ssh/auth_method.go index dbb47c5..1e5c383 100644 --- a/plumbing/transport/ssh/auth_method.go +++ b/plumbing/transport/ssh/auth_method.go @@ -61,7 +61,7 @@ func (a *KeyboardInteractive) ClientConfig() (*ssh.ClientConfig, error) { return a.SetHostKeyCallback(&ssh.ClientConfig{ User: a.User, Auth: []ssh.AuthMethod{ - ssh.KeyboardInteractiveChallenge(a.Challenge), + a.Challenge, }, }) } |