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// Copyright 2014 The Gogs 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 cmd
import (
"bufio"
"bytes"
"os"
"os/exec"
"path/filepath"
"github.com/Unknwon/com"
"github.com/urfave/cli"
"github.com/gogits/gogs/models"
)
var (
CmdHook = cli.Command{
Name: "hook",
Usage: "Delegate commands to corresponding Git hooks",
Description: "All sub-commands should only be called by Git",
Flags: []cli.Flag{
stringFlag("config, c", "custom/conf/app.ini", "Custom configuration file path"),
},
Subcommands: []cli.Command{
subcmdHookPreReceive,
subcmdHookUpadte,
subcmdHookPostReceive,
},
}
subcmdHookPreReceive = cli.Command{
Name: "pre-receive",
Usage: "Delegate pre-receive Git hook",
Description: "This command should only be called by Git",
Action: runHookPreReceive,
}
subcmdHookUpadte = cli.Command{
Name: "update",
Usage: "Delegate update Git hook",
Description: "This command should only be called by Git",
Action: runHookUpdate,
}
subcmdHookPostReceive = cli.Command{
Name: "post-receive",
Usage: "Delegate post-receive Git hook",
Description: "This command should only be called by Git",
Action: runHookPostReceive,
}
)
func runHookPreReceive(c *cli.Context) error {
if len(os.Getenv("SSH_ORIGINAL_COMMAND")) == 0 {
return nil
}
setup(c, "hooks/pre-receive.log")
buf := bytes.NewBuffer(nil)
scanner := bufio.NewScanner(os.Stdin)
for scanner.Scan() {
buf.Write(scanner.Bytes())
buf.WriteByte('\n')
}
customHooksPath := os.Getenv(_ENV_REPO_CUSTOM_HOOKS_PATH)
if !com.IsFile(customHooksPath) {
return nil
}
hookCmd := exec.Command(filepath.Join(customHooksPath, "pre-receive"))
hookCmd.Stdout = os.Stdout
hookCmd.Stdin = buf
hookCmd.Stderr = os.Stderr
if err := hookCmd.Run(); err != nil {
fail("Internal error", "Fail to execute custom pre-receive hook: %v", err)
}
return nil
}
func runHookUpdate(c *cli.Context) error {
if len(os.Getenv("SSH_ORIGINAL_COMMAND")) == 0 {
return nil
}
setup(c, "hooks/update.log")
args := c.Args()
if len(args) != 3 {
fail("Arguments received are not equal to three", "Arguments received are not equal to three")
} else if len(args[0]) == 0 {
fail("First argument 'refName' is empty", "First argument 'refName' is empty")
}
uuid := os.Getenv(_ENV_UPDATE_TASK_UUID)
if err := models.AddUpdateTask(&models.UpdateTask{
UUID: uuid,
RefName: args[0],
OldCommitID: args[1],
NewCommitID: args[2],
}); err != nil {
fail("Internal error", "Fail to add update task '%s': %v", uuid, err)
}
customHooksPath := os.Getenv(_ENV_REPO_CUSTOM_HOOKS_PATH)
if !com.IsFile(customHooksPath) {
return nil
}
hookCmd := exec.Command(filepath.Join(customHooksPath, "update"), args...)
hookCmd.Stdout = os.Stdout
hookCmd.Stdin = os.Stdin
hookCmd.Stderr = os.Stderr
if err := hookCmd.Run(); err != nil {
fail("Internal error", "Fail to execute custom pre-receive hook: %v", err)
}
return nil
}
func runHookPostReceive(c *cli.Context) error {
if len(os.Getenv("SSH_ORIGINAL_COMMAND")) == 0 {
return nil
}
setup(c, "hooks/post-receive.log")
customHooksPath := os.Getenv(_ENV_REPO_CUSTOM_HOOKS_PATH)
if !com.IsFile(customHooksPath) {
return nil
}
hookCmd := exec.Command(filepath.Join(customHooksPath, "post-receive"))
hookCmd.Stdout = os.Stdout
hookCmd.Stdin = os.Stdin
hookCmd.Stderr = os.Stderr
if err := hookCmd.Run(); err != nil {
fail("Internal error", "Fail to execute custom post-receive hook: %v", err)
}
return nil
}
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