config: show Git version in admin panel

conf/locale/locale_en-US.ini

@@ -1050,6 +1050,7 @@ config.offline_mode = Offline Mode
 config.disable_router_log = Disable Router Log
 config.run_user = Run User
 config.run_mode = Run Mode
+config.git_version = Git Version
 config.repo_root_path = Repository Root Path
 config.static_file_root_path = Static File Root Path
 config.log_file_root_path = Log File Root Path

models/repo.go

@@ -115,13 +115,14 @@ func NewRepoContext() {
 	}
 
 	// Check Git version.
-	gitVer, err := git.BinVersion()
+	var err error
+	setting.Git.Version, err = git.BinVersion()
 	if err != nil {
 		log.Fatal(4, "Fail to get Git version: %v", err)
 	}
 
-	log.Info("Git Version: %s", gitVer)
-	if version.Compare("1.7.1", gitVer, ">") {
+	log.Info("Git Version: %s", setting.Git.Version)
+	if version.Compare("1.7.1", setting.Git.Version, ">") {
 		log.Fatal(4, "Gogs requires Git version greater or equal to 1.7.1")
 	}
 

modules/setting/setting.go

@@ -210,6 +210,7 @@ var (
 
 	// Git settings
 	Git struct {
+		Version                  string `ini:"-"`
 		DisableDiffHighlight     bool
 		MaxGitDiffLines          int
 		MaxGitDiffLineCharacters int

routers/admin/admin.go

@@ -199,6 +199,7 @@ func Config(ctx *context.Context) {
 	ctx.Data["DisableRouterLog"] = setting.DisableRouterLog
 	ctx.Data["RunUser"] = setting.RunUser
 	ctx.Data["RunMode"] = strings.Title(macaron.Env)
+	ctx.Data["GitVersion"] = setting.Git.Version
 	ctx.Data["RepoRootPath"] = setting.RepoRootPath
 	ctx.Data["StaticRootPath"] = setting.StaticRootPath
 	ctx.Data["LogRootPath"] = setting.LogRootPath

templates/admin/config.tmpl

@@ -32,6 +32,11 @@
 
 						<div class="ui divider"></div>
 
+						<dt>{{.i18n.Tr "admin.config.git_version"}}</dt>
+						<dd>{{.GitVersion}}</dd>
+
+						<div class="ui divider"></div>
+
 						<dt>{{.i18n.Tr "admin.config.repo_root_path"}}</dt>
 						<dd>{{.RepoRootPath}}</dd>
 						<dt>{{.i18n.Tr "admin.config.static_file_root_path"}}</dt>