Add git diff timeout in app config (#6348)

Co-authored-by: ᴜɴᴋɴᴡᴏɴ <u@gogs.io>

CHANGELOG.md

@@ -7,6 +7,7 @@ All notable changes to Gogs are documented in this file.
 ### Added
 
 - An unlisted option is added when create or migrate a repository. Unlisted repositories are public but not being listed for users without direct access in the UI. [#5733](https://github.com/gogs/gogs/issues/5733)
+- Add new configuration option `[git.timeout] DIFF` for customizing operation timeout of `git diff`. [#6315](https://github.com/gogs/gogs/issues/6315)
 
 ### Changed
 

conf/app.ini

@@ -460,6 +460,7 @@ MIGRATE = 600
 MIRROR = 300
 CLONE = 300
 PULL = 300
+DIFF = 60
 GC = 60
 
 [mirror]

internal/conf/static.go

@@ -283,6 +283,7 @@ var (
 			Mirror  int
 			Clone   int
 			Pull    int
+			Diff    int
 			GC      int `ini:"GC"`
 		} `ini:"git.timeout"`
 	}

internal/route/repo/commit.go

@@ -6,6 +6,7 @@ package repo
 
 import (
 	"path"
+	"time"
 
 	"github.com/gogs/git-module"
 
@@ -125,6 +126,7 @@ func Diff(c *context.Context) {
 
 	diff, err := gitutil.RepoDiff(c.Repo.GitRepo,
 		commitID, conf.Git.MaxDiffFiles, conf.Git.MaxDiffLines, conf.Git.MaxDiffLineChars,
+		git.DiffOptions{Timeout: time.Duration(conf.Git.Timeout.Diff) * time.Second},
 	)
 	if err != nil {
 		c.NotFoundOrError(gitutil.NewError(err), "get diff")
@@ -193,7 +195,7 @@ func CompareDiff(c *context.Context) {
 
 	diff, err := gitutil.RepoDiff(c.Repo.GitRepo,
 		afterCommitID, conf.Git.MaxDiffFiles, conf.Git.MaxDiffLines, conf.Git.MaxDiffLineChars,
-		git.DiffOptions{Base: beforeCommitID},
+		git.DiffOptions{Base: beforeCommitID, Timeout: time.Duration(conf.Git.Timeout.Diff) * time.Second},
 	)
 	if err != nil {
 		c.NotFoundOrError(gitutil.NewError(err), "get diff")

internal/route/repo/pull.go

@@ -8,6 +8,7 @@ import (
 	"net/http"
 	"path"
 	"strings"
+	"time"
 
 	"github.com/unknwon/com"
 	log "unknwon.dev/clog/v2"
@@ -354,7 +355,7 @@ func ViewPullFiles(c *context.Context) {
 
 	diff, err := gitutil.RepoDiff(diffGitRepo,
 		endCommitID, conf.Git.MaxDiffFiles, conf.Git.MaxDiffLines, conf.Git.MaxDiffLineChars,
-		git.DiffOptions{Base: startCommitID},
+		git.DiffOptions{Base: startCommitID, Timeout: time.Duration(conf.Git.Timeout.Diff) * time.Second},
 	)
 	if err != nil {
 		c.Error(err, "get diff")
@@ -575,7 +576,7 @@ func PrepareCompareDiff(
 
 	diff, err := gitutil.RepoDiff(headGitRepo,
 		headCommitID, conf.Git.MaxDiffFiles, conf.Git.MaxDiffLines, conf.Git.MaxDiffLineChars,
-		git.DiffOptions{Base: meta.MergeBase},
+		git.DiffOptions{Base: meta.MergeBase, Timeout: time.Duration(conf.Git.Timeout.Diff) * time.Second},
 	)
 	if err != nil {
 		c.Error(err, "get repository diff")