update git vendor to fix wrong release commit id and add migrations （#6224） (#6300)

10 files changed, 149 insertions, 40 deletions

diff --git a/Gopkg.lock b/Gopkg.lock
index c3b6f2e62..0f952a463 100644
--- a/Gopkg.lock
+++ b/Gopkg.lock
@@ -3,11 +3,11 @@
 
 [[projects]]
   branch = "master"
-  digest = "1:ab875622908a804a327a95a1701002b150806a3c5406df51ec231eac16d3a1ca"
+  digest = "1:e1fa64238b0a2dbf1edf98c4af8d1b8cb65179e286d7f28006b50fa9f508ee9d"
   name = "code.gitea.io/git"
   packages = ["."]
   pruneopts = "NUT"
-  revision = "389d3c803e12a30dffcbb54a15c2242521bc4333"
+  revision = "74d7c14dd4a3ed9c5def0dc3c1aeede399ddc5c5"
 
 [[projects]]
   branch = "master"
@@ -1173,7 +1173,6 @@
     "github.com/keybase/go-crypto/openpgp",
     "github.com/keybase/go-crypto/openpgp/armor",
     "github.com/keybase/go-crypto/openpgp/packet",
-    "github.com/klauspost/compress/gzip",
     "github.com/lafriks/xormstore",
     "github.com/lib/pq",
     "github.com/lunny/dingtalk_webhook",
diff --git a/models/repo_branch.go b/models/repo_branch.go
index cd12742ba..b2297d913 100644
--- a/models/repo_branch.go
+++ b/models/repo_branch.go
@@ -70,10 +70,6 @@ func (repo *Repository) CheckBranchName(name string) error {
 		return err
 	}
 
-	if _, err := gitRepo.GetTag(name); err == nil {
-		return ErrTagAlreadyExists{name}
-	}
-
 	branches, err := repo.GetBranches()
 	if err != nil {
 		return err
@@ -87,6 +83,11 @@ func (repo *Repository) CheckBranchName(name string) error {
 			return ErrBranchNameConflict{branch.Name}
 		}
 	}
+
+	if _, err := gitRepo.GetTag(name); err == nil {
+		return ErrTagAlreadyExists{name}
+	}
+
 	return nil
 }
 
diff --git a/routers/repo/view.go b/routers/repo/view.go
index 78a305aa2..c63217556 100644
--- a/routers/repo/view.go
+++ b/routers/repo/view.go
@@ -50,7 +50,7 @@ func renderDirectory(ctx *context.Context, treeLink string) {
 	}
 	entries.CustomSort(base.NaturalSortLess)
 
-	ctx.Data["Files"], err = entries.GetCommitsInfo(ctx.Repo.Commit, ctx.Repo.TreePath)
+	ctx.Data["Files"], err = entries.GetCommitsInfo(ctx.Repo.Commit, ctx.Repo.TreePath, nil)
 	if err != nil {
 		ctx.ServerError("GetCommitsInfo", err)
 		return
diff --git a/vendor/code.gitea.io/git/cache.go b/vendor/code.gitea.io/git/cache.go
new file mode 100644
index 000000000..dbbbafae4
--- /dev/null
+++ b/vendor/code.gitea.io/git/cache.go
@@ -0,0 +1,11 @@
+// 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 git
+
+// LastCommitCache cache
+type LastCommitCache interface {
+	Get(repoPath, ref, entryPath string) (*Commit, error)
+	Put(repoPath, ref, entryPath string, commit *Commit) error
+}
diff --git a/vendor/code.gitea.io/git/commit.go b/vendor/code.gitea.io/git/commit.go
index 5e8c91d30..36b8d5456 100644
--- a/vendor/code.gitea.io/git/commit.go
+++ b/vendor/code.gitea.io/git/commit.go
@@ -1,4 +1,5 @@
 // Copyright 2015 The Gogs Authors. All rights reserved.
+// Copyright 2018 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.
 
@@ -9,6 +10,7 @@ import (
 	"bytes"
 	"container/list"
 	"fmt"
+	"io"
 	"net/http"
 	"strconv"
 	"strings"
@@ -16,6 +18,7 @@ import (
 
 // Commit represents a git commit.
 type Commit struct {
+	Branch string // Branch this commit belongs to
 	Tree
 	ID            SHA1 // The ID of this commit object
 	Author        *Signature
@@ -279,6 +282,56 @@ func (c *Commit) GetSubModule(entryname string) (*SubModule, error) {
 	return nil, nil
 }
 
+// CommitFileStatus represents status of files in a commit.
+type CommitFileStatus struct {
+	Added    []string
+	Removed  []string
+	Modified []string
+}
+
+// NewCommitFileStatus creates a CommitFileStatus
+func NewCommitFileStatus() *CommitFileStatus {
+	return &CommitFileStatus{
+		[]string{}, []string{}, []string{},
+	}
+}
+
+// GetCommitFileStatus returns file status of commit in given repository.
+func GetCommitFileStatus(repoPath, commitID string) (*CommitFileStatus, error) {
+	stdout, w := io.Pipe()
+	done := make(chan struct{})
+	fileStatus := NewCommitFileStatus()
+	go func() {
+		scanner := bufio.NewScanner(stdout)
+		for scanner.Scan() {
+			fields := strings.Fields(scanner.Text())
+			if len(fields) < 2 {
+				continue
+			}
+
+			switch fields[0][0] {
+			case 'A':
+				fileStatus.Added = append(fileStatus.Added, fields[1])
+			case 'D':
+				fileStatus.Removed = append(fileStatus.Removed, fields[1])
+			case 'M':
+				fileStatus.Modified = append(fileStatus.Modified, fields[1])
+			}
+		}
+		done <- struct{}{}
+	}()
+
+	stderr := new(bytes.Buffer)
+	err := NewCommand("show", "--name-status", "--pretty=format:''", commitID).RunInDirPipeline(repoPath, w, stderr)
+	w.Close() // Close writer to exit parsing goroutine
+	if err != nil {
+		return nil, concatenateError(err, stderr.String())
+	}
+
+	<-done
+	return fileStatus, nil
+}
+
 // GetFullCommitID returns full length (40) of commit ID by given short SHA in a repository.
 func GetFullCommitID(repoPath, shortID string) (string, error) {
 	if len(shortID) >= 40 {
diff --git a/vendor/code.gitea.io/git/commit_info.go b/vendor/code.gitea.io/git/commit_info.go
index 6b42b57c9..971082be1 100644
--- a/vendor/code.gitea.io/git/commit_info.go
+++ b/vendor/code.gitea.io/git/commit_info.go
@@ -72,13 +72,20 @@ func (state *getCommitsInfoState) getTargetedEntryPath() string {
 }
 
 // repeatedly perform targeted searches for unpopulated entries
-func targetedSearch(state *getCommitsInfoState, done chan error) {
+func targetedSearch(state *getCommitsInfoState, done chan error, cache LastCommitCache) {
 	for {
 		entryPath := state.getTargetedEntryPath()
 		if len(entryPath) == 0 {
 			done <- nil
 			return
 		}
+		if cache != nil {
+			commit, err := cache.Get(state.headCommit.repo.Path, state.headCommit.ID.String(), entryPath)
+			if err == nil && commit != nil {
+				state.update(entryPath, commit)
+				continue
+			}
+		}
 		command := NewCommand("rev-list", "-1", state.headCommit.ID.String(), "--", entryPath)
 		output, err := command.RunInDir(state.headCommit.repo.Path)
 		if err != nil {
@@ -96,6 +103,9 @@ func targetedSearch(state *getCommitsInfoState, done chan error) {
 			return
 		}
 		state.update(entryPath, commit)
+		if cache != nil {
+			cache.Put(state.headCommit.repo.Path, state.headCommit.ID.String(), entryPath, commit)
+		}
 	}
 }
 
@@ -118,9 +128,9 @@ func initGetCommitInfoState(entries Entries, headCommit *Commit, treePath string
 }
 
 // GetCommitsInfo gets information of all commits that are corresponding to these entries
-func (tes Entries) GetCommitsInfo(commit *Commit, treePath string) ([][]interface{}, error) {
+func (tes Entries) GetCommitsInfo(commit *Commit, treePath string, cache LastCommitCache) ([][]interface{}, error) {
 	state := initGetCommitInfoState(tes, commit, treePath)
-	if err := getCommitsInfo(state); err != nil {
+	if err := getCommitsInfo(state, cache); err != nil {
 		return nil, err
 	}
 	if len(state.commits) < len(state.entryPaths) {
@@ -188,7 +198,7 @@ func (state *getCommitsInfoState) update(entryPath string, commit *Commit) bool
 
 const getCommitsInfoPretty = "--pretty=format:%H %ct %s"
 
-func getCommitsInfo(state *getCommitsInfoState) error {
+func getCommitsInfo(state *getCommitsInfoState, cache LastCommitCache) error {
 	ctx, cancel := context.WithTimeout(context.Background(), 1*time.Minute)
 	defer cancel()
 
@@ -215,7 +225,7 @@ func getCommitsInfo(state *getCommitsInfoState) error {
 	numThreads := runtime.NumCPU()
 	done := make(chan error, numThreads)
 	for i := 0; i < numThreads; i++ {
-		go targetedSearch(state, done)
+		go targetedSearch(state, done, cache)
 	}
 
 	scanner := bufio.NewScanner(readCloser)
diff --git a/vendor/code.gitea.io/git/repo_commit.go b/vendor/code.gitea.io/git/repo_commit.go
index d5cab8f87..2d9f5bdbf 100644
--- a/vendor/code.gitea.io/git/repo_commit.go
+++ b/vendor/code.gitea.io/git/repo_commit.go
@@ -10,7 +10,7 @@ import (
 	"strconv"
 	"strings"
 
-	"github.com/mcuadros/go-version"
+	version "github.com/mcuadros/go-version"
 )
 
 // GetRefCommitID returns the last commit ID string of given reference (branch or tag).
@@ -32,7 +32,14 @@ func (repo *Repository) GetBranchCommitID(name string) (string, error) {
 
 // GetTagCommitID returns last commit ID string of given tag.
 func (repo *Repository) GetTagCommitID(name string) (string, error) {
-	return repo.GetRefCommitID(TagPrefix + name)
+	stdout, err := NewCommand("rev-list", "-n", "1", name).RunInDir(repo.Path)
+	if err != nil {
+		if strings.Contains(err.Error(), "unknown revision or path") {
+			return "", ErrNotExist{name, ""}
+		}
+		return "", err
+	}
+	return strings.TrimSpace(stdout), nil
 }
 
 // parseCommitData parses commit information from the (uncompressed) raw
@@ -94,7 +101,11 @@ l:
 				sig, err := newGPGSignatureFromCommitline(data, (nextline+1)+sigindex, true)
 				if err == nil && sig != nil {
 					// remove signature from commit message
-					cm = cm[:sigindex-1]
+					if sigindex == 0 {
+						cm = ""
+					} else {
+						cm = cm[:sigindex-1]
+					}
 					commit.Signature = sig
 				}
 			}
@@ -130,6 +141,14 @@ func (repo *Repository) getCommit(id SHA1) (*Commit, error) {
 	commit.repo = repo
 	commit.ID = id
 
+	data, err = NewCommand("name-rev", id.String()).RunInDirBytes(repo.Path)
+	if err != nil {
+		return nil, err
+	}
+
+	// name-rev commitID ouput will be "COMMIT_ID master" or "COMMIT_ID master~12"
+	commit.Branch = strings.Split(strings.Split(string(data), " ")[1], "~")[0]
+
 	repo.commitCache.Set(id.String(), commit)
 	return commit, nil
 }
@@ -138,10 +157,14 @@ func (repo *Repository) getCommit(id SHA1) (*Commit, error) {
 func (repo *Repository) GetCommit(commitID string) (*Commit, error) {
 	if len(commitID) != 40 {
 		var err error
-		commitID, err = NewCommand("rev-parse", commitID).RunInDir(repo.Path)
+		actualCommitID, err := NewCommand("rev-parse", commitID).RunInDir(repo.Path)
 		if err != nil {
+			if strings.Contains(err.Error(), "unknown revision or path") {
+				return nil, ErrNotExist{commitID, ""}
+			}
 			return nil, err
 		}
+		commitID = actualCommitID
 	}
 	id, err := NewIDFromString(commitID)
 	if err != nil {
diff --git a/vendor/code.gitea.io/git/repo_tag.go b/vendor/code.gitea.io/git/repo_tag.go
index 11f1f3da7..84825d7dc 100644
--- a/vendor/code.gitea.io/git/repo_tag.go
+++ b/vendor/code.gitea.io/git/repo_tag.go
@@ -76,12 +76,12 @@ func (repo *Repository) getTag(id SHA1) (*Tag, error) {
 
 // GetTag returns a Git tag by given name.
 func (repo *Repository) GetTag(name string) (*Tag, error) {
-	stdout, err := NewCommand("show-ref", "--tags", name).RunInDir(repo.Path)
+	idStr, err := repo.GetTagCommitID(name)
 	if err != nil {
 		return nil, err
 	}
 
-	id, err := NewIDFromString(strings.Split(stdout, " ")[0])
+	id, err := NewIDFromString(idStr)
 	if err != nil {
 		return nil, err
 	}
@@ -103,26 +103,18 @@ func (repo *Repository) GetTagInfos() ([]*Tag, error) {
 	}
 
 	tagNames := strings.Split(stdout, "\n")
-	var tags []*Tag
+	var tags = make([]*Tag, 0, len(tagNames))
 	for _, tagName := range tagNames {
 		tagName = strings.TrimSpace(tagName)
 		if len(tagName) == 0 {
 			continue
 		}
-		commitID, err := NewCommand("rev-parse", tagName).RunInDir(repo.Path)
-		if err != nil {
-			return nil, err
-		}
-		commit, err := repo.GetCommit(commitID)
+
+		tag, err := repo.GetTag(tagName)
 		if err != nil {
 			return nil, err
 		}
-		tags = append(tags, &Tag{
-			Name:    tagName,
-			Message: commit.Message(),
-			Object:  commit.ID,
-			Tagger:  commit.Author,
-		})
+		tags = append(tags, tag)
 	}
 	sortTagsByTime(tags)
 	return tags, nil
diff --git a/vendor/code.gitea.io/git/submodule.go b/vendor/code.gitea.io/git/submodule.go
index a0fe7b4a5..294df3986 100644
--- a/vendor/code.gitea.io/git/submodule.go
+++ b/vendor/code.gitea.io/git/submodule.go
@@ -29,13 +29,12 @@ func NewSubModuleFile(c *Commit, refURL, refID string) *SubModuleFile {
 	}
 }
 
-// RefURL guesses and returns reference URL.
-func (sf *SubModuleFile) RefURL(urlPrefix string, parentPath string) string {
-	if sf.refURL == "" {
+func getRefURL(refURL, urlPrefix, parentPath string) string {
+	if refURL == "" {
 		return ""
 	}
 
-	url := strings.TrimSuffix(sf.refURL, ".git")
+	url := strings.TrimSuffix(refURL, ".git")
 
 	// git://xxx/user/repo
 	if strings.HasPrefix(url, "git://") {
@@ -67,12 +66,21 @@ func (sf *SubModuleFile) RefURL(urlPrefix string, parentPath string) string {
 		if strings.Contains(urlPrefix, url[i+1:j]) {
 			return urlPrefix + url[j+1:]
 		}
+		if strings.HasPrefix(url, "ssh://") || strings.HasPrefix(url, "git+ssh://") {
+			k := strings.Index(url[j+1:], "/")
+			return "http://" + url[i+1:j] + "/" + url[j+1:][k+1:]
+		}
 		return "http://" + url[i+1:j] + "/" + url[j+1:]
 	}
 
 	return url
 }
 
+// RefURL guesses and returns reference URL.
+func (sf *SubModuleFile) RefURL(urlPrefix string, parentPath string) string {
+	return getRefURL(sf.refURL, urlPrefix, parentPath)
+}
+
 // RefID returns reference ID.
 func (sf *SubModuleFile) RefID() string {
 	return sf.refID
diff --git a/vendor/code.gitea.io/git/tree.go b/vendor/code.gitea.io/git/tree.go
index b67bf5584..b65fe1940 100644
--- a/vendor/code.gitea.io/git/tree.go
+++ b/vendor/code.gitea.io/git/tree.go
@@ -18,6 +18,9 @@ type Tree struct {
 
 	entries       Entries
 	entriesParsed bool
+
+	entriesRecursive 	Entries
+	entriesRecursiveParsed 	bool
 }
 
 // NewTree create a new tree according the repository and commit id
@@ -67,20 +70,29 @@ func (t *Tree) ListEntries() (Entries, error) {
 	if err != nil {
 		return nil, err
 	}
+
 	t.entries, err = parseTreeEntries(stdout, t)
+	if err == nil {
+		t.entriesParsed = true
+	}
+
 	return t.entries, err
 }
 
 // ListEntriesRecursive returns all entries of current tree recursively including all subtrees
 func (t *Tree) ListEntriesRecursive() (Entries, error) {
-	if t.entriesParsed {
-		return t.entries, nil
+	if t.entriesRecursiveParsed {
+		return t.entriesRecursive, nil
 	}
 	stdout, err := NewCommand("ls-tree", "-t", "-r", t.ID.String()).RunInDirBytes(t.repo.Path)
-
 	if err != nil {
 		return nil, err
 	}
-	t.entries, err = parseTreeEntries(stdout, t)
-	return t.entries, err
+
+	t.entriesRecursive, err = parseTreeEntries(stdout, t)
+	if err == nil {
+		t.entriesRecursiveParsed = true
+	}
+
+	return t.entriesRecursive, err
 }