Only check and config git on web subcommand but not others (#7236)

* only check and config git on web subcommand but not others

* add Init in git tests

4 files changed, 35 insertions, 25 deletions

diff --git a/cmd/serv.go b/cmd/serv.go
index c1c8fd3a97..2ea89757db 100644
--- a/cmd/serv.go
+++ b/cmd/serv.go
@@ -17,7 +17,6 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
-	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/pprof"
 	"code.gitea.io/gitea/modules/private"
@@ -25,7 +24,6 @@ import (
 
 	"github.com/Unknwon/com"
 	"github.com/dgrijalva/jwt-go"
-	version "github.com/mcuadros/go-version"
 	"github.com/urfave/cli"
 )
 
@@ -46,29 +44,9 @@ var CmdServ = cli.Command{
 	},
 }
 
-func checkLFSVersion() {
-	if setting.LFS.StartServer {
-		//Disable LFS client hooks if installed for the current OS user
-		//Needs at least git v2.1.2
-		binVersion, err := git.BinVersion()
-		if err != nil {
-			fail("LFS server error", "Error retrieving git version: %v", err)
-		}
-
-		if !version.Compare(binVersion, "2.1.2", ">=") {
-			setting.LFS.StartServer = false
-			println("LFS server support needs at least Git v2.1.2, disabled")
-		} else {
-			git.GlobalCommandArgs = append(git.GlobalCommandArgs, "-c", "filter.lfs.required=",
-				"-c", "filter.lfs.smudge=", "-c", "filter.lfs.clean=")
-		}
-	}
-}
-
 func setup(logPath string) {
 	_ = log.DelLogger("console")
 	setting.NewContext()
-	checkLFSVersion()
 }
 
 func parseCmd(cmd string) (string, string) {
diff --git a/modules/git/git.go b/modules/git/git.go
index 632af539cc..bda39da918 100644
--- a/modules/git/git.go
+++ b/modules/git/git.go
@@ -91,17 +91,20 @@ func init() {
 	if version.Compare(gitVersion, GitVersionRequired, "<") {
 		panic(fmt.Sprintf("Git version not supported. Requires version > %v", GitVersionRequired))
 	}
+}
 
+// Init initializes git module
+func Init() error {
 	// Git requires setting user.name and user.email in order to commit changes.
 	for configKey, defaultValue := range map[string]string{"user.name": "Gitea", "user.email": "gitea@fake.local"} {
 		if stdout, stderr, err := process.GetManager().Exec("git.Init(get setting)", GitExecutable, "config", "--get", configKey); err != nil || strings.TrimSpace(stdout) == "" {
 			// ExitError indicates this config is not set
 			if _, ok := err.(*exec.ExitError); ok || strings.TrimSpace(stdout) == "" {
 				if _, stderr, gerr := process.GetManager().Exec("git.Init(set "+configKey+")", "git", "config", "--global", configKey, defaultValue); gerr != nil {
-					panic(fmt.Sprintf("Failed to set git %s(%s): %s", configKey, gerr, stderr))
+					return fmt.Errorf("Failed to set git %s(%s): %s", configKey, gerr, stderr)
 				}
 			} else {
-				panic(fmt.Sprintf("Failed to get git %s(%s): %s", configKey, err, stderr))
+				return fmt.Errorf("Failed to get git %s(%s): %s", configKey, err, stderr)
 			}
 		}
 	}
@@ -109,8 +112,9 @@ func init() {
 	// Set git some configurations.
 	if _, stderr, err := process.GetManager().Exec("git.Init(git config --global core.quotepath false)",
 		GitExecutable, "config", "--global", "core.quotepath", "false"); err != nil {
-		panic(fmt.Sprintf("Failed to execute 'git config --global core.quotepath false': %s", stderr))
+		return fmt.Errorf("Failed to execute 'git config --global core.quotepath false': %s", stderr)
 	}
+	return nil
 }
 
 // Fsck verifies the connectivity and validity of the objects in the database
diff --git a/modules/git/git_test.go b/modules/git/git_test.go
new file mode 100644
index 0000000000..0c6259a9c5
--- /dev/null
+++ b/modules/git/git_test.go
@@ -0,0 +1,25 @@
+// 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
+
+import (
+	"fmt"
+	"os"
+	"testing"
+)
+
+func fatalTestError(fmtStr string, args ...interface{}) {
+	fmt.Fprintf(os.Stderr, fmtStr, args...)
+	os.Exit(1)
+}
+
+func TestMain(m *testing.M) {
+	if err := Init(); err != nil {
+		fatalTestError("Init failed: %v", err)
+	}
+
+	exitStatus := m.Run()
+	os.Exit(exitStatus)
+}
diff --git a/routers/init.go b/routers/init.go
index e6b23cf8b8..e431260687 100644
--- a/routers/init.go
+++ b/routers/init.go
@@ -65,6 +65,9 @@ func initDBEngine() (err error) {
 // GlobalInit is for global configuration reload-able.
 func GlobalInit() {
 	setting.NewContext()
+	if err := git.Init(); err != nil {
+		log.Fatal("Git module init failed: %v", err)
+	}
 	setting.CheckLFSVersion()
 	log.Trace("AppPath: %s", setting.AppPath)
 	log.Trace("AppWorkPath: %s", setting.AppWorkPath)