You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
306 lines
9.9 KiB
306 lines
9.9 KiB
// Copyright 2015 The Gogs Authors. All rights reserved.
|
|
// Copyright 2016 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 (
|
|
"bytes"
|
|
"context"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
"os/exec"
|
|
"strings"
|
|
"time"
|
|
|
|
"code.gitea.io/gitea/modules/log"
|
|
"code.gitea.io/gitea/modules/process"
|
|
"code.gitea.io/gitea/modules/util"
|
|
)
|
|
|
|
var (
|
|
// globalCommandArgs global command args for external package setting
|
|
globalCommandArgs []string
|
|
|
|
// defaultCommandExecutionTimeout default command execution timeout duration
|
|
defaultCommandExecutionTimeout = 360 * time.Second
|
|
)
|
|
|
|
// DefaultLocale is the default LC_ALL to run git commands in.
|
|
const DefaultLocale = "C"
|
|
|
|
// Command represents a command with its subcommands or arguments.
|
|
type Command struct {
|
|
name string
|
|
args []string
|
|
parentContext context.Context
|
|
desc string
|
|
globalArgsLength int
|
|
}
|
|
|
|
func (c *Command) String() string {
|
|
if len(c.args) == 0 {
|
|
return c.name
|
|
}
|
|
return fmt.Sprintf("%s %s", c.name, strings.Join(c.args, " "))
|
|
}
|
|
|
|
// NewCommand creates and returns a new Git Command based on given command and arguments.
|
|
func NewCommand(ctx context.Context, args ...string) *Command {
|
|
// Make an explicit copy of globalCommandArgs, otherwise append might overwrite it
|
|
cargs := make([]string, len(globalCommandArgs))
|
|
copy(cargs, globalCommandArgs)
|
|
return &Command{
|
|
name: GitExecutable,
|
|
args: append(cargs, args...),
|
|
parentContext: ctx,
|
|
globalArgsLength: len(globalCommandArgs),
|
|
}
|
|
}
|
|
|
|
// NewCommandNoGlobals creates and returns a new Git Command based on given command and arguments only with the specify args and don't care global command args
|
|
func NewCommandNoGlobals(args ...string) *Command {
|
|
return NewCommandContextNoGlobals(DefaultContext, args...)
|
|
}
|
|
|
|
// NewCommandContextNoGlobals creates and returns a new Git Command based on given command and arguments only with the specify args and don't care global command args
|
|
func NewCommandContextNoGlobals(ctx context.Context, args ...string) *Command {
|
|
return &Command{
|
|
name: GitExecutable,
|
|
args: args,
|
|
parentContext: ctx,
|
|
}
|
|
}
|
|
|
|
// SetParentContext sets the parent context for this command
|
|
func (c *Command) SetParentContext(ctx context.Context) *Command {
|
|
c.parentContext = ctx
|
|
return c
|
|
}
|
|
|
|
// SetDescription sets the description for this command which be returned on
|
|
// c.String()
|
|
func (c *Command) SetDescription(desc string) *Command {
|
|
c.desc = desc
|
|
return c
|
|
}
|
|
|
|
// AddArguments adds new argument(s) to the command.
|
|
func (c *Command) AddArguments(args ...string) *Command {
|
|
c.args = append(c.args, args...)
|
|
return c
|
|
}
|
|
|
|
// RunInDirTimeoutEnvPipeline executes the command in given directory with given timeout,
|
|
// it pipes stdout and stderr to given io.Writer.
|
|
func (c *Command) RunInDirTimeoutEnvPipeline(env []string, timeout time.Duration, dir string, stdout, stderr io.Writer) error {
|
|
return c.RunInDirTimeoutEnvFullPipeline(env, timeout, dir, stdout, stderr, nil)
|
|
}
|
|
|
|
// RunInDirTimeoutEnvFullPipeline executes the command in given directory with given timeout,
|
|
// it pipes stdout and stderr to given io.Writer and passes in an io.Reader as stdin.
|
|
func (c *Command) RunInDirTimeoutEnvFullPipeline(env []string, timeout time.Duration, dir string, stdout, stderr io.Writer, stdin io.Reader) error {
|
|
return c.RunInDirTimeoutEnvFullPipelineFunc(env, timeout, dir, stdout, stderr, stdin, nil)
|
|
}
|
|
|
|
// RunInDirTimeoutEnvFullPipelineFunc executes the command in given directory with given timeout,
|
|
// it pipes stdout and stderr to given io.Writer and passes in an io.Reader as stdin. Between cmd.Start and cmd.Wait the passed in function is run.
|
|
func (c *Command) RunInDirTimeoutEnvFullPipelineFunc(env []string, timeout time.Duration, dir string, stdout, stderr io.Writer, stdin io.Reader, fn func(context.Context, context.CancelFunc) error) error {
|
|
return c.RunWithContext(&RunContext{
|
|
Env: env,
|
|
Timeout: timeout,
|
|
Dir: dir,
|
|
Stdout: stdout,
|
|
Stderr: stderr,
|
|
Stdin: stdin,
|
|
PipelineFunc: fn,
|
|
})
|
|
}
|
|
|
|
// RunContext represents parameters to run the command
|
|
type RunContext struct {
|
|
Env []string
|
|
Timeout time.Duration
|
|
Dir string
|
|
Stdout, Stderr io.Writer
|
|
Stdin io.Reader
|
|
PipelineFunc func(context.Context, context.CancelFunc) error
|
|
}
|
|
|
|
// RunWithContext run the command with context
|
|
func (c *Command) RunWithContext(rc *RunContext) error {
|
|
if rc.Timeout == -1 {
|
|
rc.Timeout = defaultCommandExecutionTimeout
|
|
}
|
|
|
|
if len(rc.Dir) == 0 {
|
|
log.Debug("%s", c)
|
|
} else {
|
|
log.Debug("%s: %v", rc.Dir, c)
|
|
}
|
|
|
|
desc := c.desc
|
|
if desc == "" {
|
|
args := c.args[c.globalArgsLength:]
|
|
var argSensitiveURLIndexes []int
|
|
for i, arg := range c.args {
|
|
if strings.Contains(arg, "://") && strings.Contains(arg, "@") {
|
|
argSensitiveURLIndexes = append(argSensitiveURLIndexes, i)
|
|
}
|
|
}
|
|
if len(argSensitiveURLIndexes) > 0 {
|
|
args = make([]string, len(c.args))
|
|
copy(args, c.args)
|
|
for _, urlArgIndex := range argSensitiveURLIndexes {
|
|
args[urlArgIndex] = util.SanitizeCredentialURLs(args[urlArgIndex])
|
|
}
|
|
}
|
|
desc = fmt.Sprintf("%s %s [repo_path: %s]", c.name, strings.Join(args, " "), rc.Dir)
|
|
}
|
|
|
|
ctx, cancel, finished := process.GetManager().AddContextTimeout(c.parentContext, rc.Timeout, desc)
|
|
defer finished()
|
|
|
|
cmd := exec.CommandContext(ctx, c.name, c.args...)
|
|
if rc.Env == nil {
|
|
cmd.Env = os.Environ()
|
|
} else {
|
|
cmd.Env = rc.Env
|
|
}
|
|
|
|
cmd.Env = append(
|
|
cmd.Env,
|
|
fmt.Sprintf("LC_ALL=%s", DefaultLocale),
|
|
// avoid prompting for credentials interactively, supported since git v2.3
|
|
"GIT_TERMINAL_PROMPT=0",
|
|
// ignore replace references (https://git-scm.com/docs/git-replace)
|
|
"GIT_NO_REPLACE_OBJECTS=1",
|
|
)
|
|
|
|
cmd.Dir = rc.Dir
|
|
cmd.Stdout = rc.Stdout
|
|
cmd.Stderr = rc.Stderr
|
|
cmd.Stdin = rc.Stdin
|
|
if err := cmd.Start(); err != nil {
|
|
return err
|
|
}
|
|
|
|
if rc.PipelineFunc != nil {
|
|
err := rc.PipelineFunc(ctx, cancel)
|
|
if err != nil {
|
|
cancel()
|
|
_ = cmd.Wait()
|
|
return err
|
|
}
|
|
}
|
|
|
|
if err := cmd.Wait(); err != nil && ctx.Err() != context.DeadlineExceeded {
|
|
return err
|
|
}
|
|
|
|
return ctx.Err()
|
|
}
|
|
|
|
// RunInDirTimeoutPipeline executes the command in given directory with given timeout,
|
|
// it pipes stdout and stderr to given io.Writer.
|
|
func (c *Command) RunInDirTimeoutPipeline(timeout time.Duration, dir string, stdout, stderr io.Writer) error {
|
|
return c.RunInDirTimeoutEnvPipeline(nil, timeout, dir, stdout, stderr)
|
|
}
|
|
|
|
// RunInDirTimeoutFullPipeline executes the command in given directory with given timeout,
|
|
// it pipes stdout and stderr to given io.Writer, and stdin from the given io.Reader
|
|
func (c *Command) RunInDirTimeoutFullPipeline(timeout time.Duration, dir string, stdout, stderr io.Writer, stdin io.Reader) error {
|
|
return c.RunInDirTimeoutEnvFullPipeline(nil, timeout, dir, stdout, stderr, stdin)
|
|
}
|
|
|
|
// RunInDirTimeout executes the command in given directory with given timeout,
|
|
// and returns stdout in []byte and error (combined with stderr).
|
|
func (c *Command) RunInDirTimeout(timeout time.Duration, dir string) ([]byte, error) {
|
|
return c.RunInDirTimeoutEnv(nil, timeout, dir)
|
|
}
|
|
|
|
// RunInDirTimeoutEnv executes the command in given directory with given timeout,
|
|
// and returns stdout in []byte and error (combined with stderr).
|
|
func (c *Command) RunInDirTimeoutEnv(env []string, timeout time.Duration, dir string) ([]byte, error) {
|
|
stdout := new(bytes.Buffer)
|
|
stderr := new(bytes.Buffer)
|
|
if err := c.RunInDirTimeoutEnvPipeline(env, timeout, dir, stdout, stderr); err != nil {
|
|
return nil, ConcatenateError(err, stderr.String())
|
|
}
|
|
if stdout.Len() > 0 && log.IsTrace() {
|
|
tracelen := stdout.Len()
|
|
if tracelen > 1024 {
|
|
tracelen = 1024
|
|
}
|
|
log.Trace("Stdout:\n %s", stdout.Bytes()[:tracelen])
|
|
}
|
|
return stdout.Bytes(), nil
|
|
}
|
|
|
|
// RunInDirPipeline executes the command in given directory,
|
|
// it pipes stdout and stderr to given io.Writer.
|
|
func (c *Command) RunInDirPipeline(dir string, stdout, stderr io.Writer) error {
|
|
return c.RunInDirFullPipeline(dir, stdout, stderr, nil)
|
|
}
|
|
|
|
// RunInDirFullPipeline executes the command in given directory,
|
|
// it pipes stdout and stderr to given io.Writer.
|
|
func (c *Command) RunInDirFullPipeline(dir string, stdout, stderr io.Writer, stdin io.Reader) error {
|
|
return c.RunInDirTimeoutFullPipeline(-1, dir, stdout, stderr, stdin)
|
|
}
|
|
|
|
// RunInDirBytes executes the command in given directory
|
|
// and returns stdout in []byte and error (combined with stderr).
|
|
func (c *Command) RunInDirBytes(dir string) ([]byte, error) {
|
|
return c.RunInDirTimeout(-1, dir)
|
|
}
|
|
|
|
// RunInDir executes the command in given directory
|
|
// and returns stdout in string and error (combined with stderr).
|
|
func (c *Command) RunInDir(dir string) (string, error) {
|
|
return c.RunInDirWithEnv(dir, nil)
|
|
}
|
|
|
|
// RunInDirWithEnv executes the command in given directory
|
|
// and returns stdout in string and error (combined with stderr).
|
|
func (c *Command) RunInDirWithEnv(dir string, env []string) (string, error) {
|
|
stdout, err := c.RunInDirTimeoutEnv(env, -1, dir)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
return string(stdout), nil
|
|
}
|
|
|
|
// RunTimeout executes the command in default working directory with given timeout,
|
|
// and returns stdout in string and error (combined with stderr).
|
|
func (c *Command) RunTimeout(timeout time.Duration) (string, error) {
|
|
stdout, err := c.RunInDirTimeout(timeout, "")
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
return string(stdout), nil
|
|
}
|
|
|
|
// Run executes the command in default working directory
|
|
// and returns stdout in string and error (combined with stderr).
|
|
func (c *Command) Run() (string, error) {
|
|
return c.RunTimeout(-1)
|
|
}
|
|
|
|
// AllowLFSFiltersArgs return globalCommandArgs with lfs filter, it should only be used for tests
|
|
func AllowLFSFiltersArgs() []string {
|
|
// Now here we should explicitly allow lfs filters to run
|
|
filteredLFSGlobalArgs := make([]string, len(globalCommandArgs))
|
|
j := 0
|
|
for _, arg := range globalCommandArgs {
|
|
if strings.Contains(arg, "lfs") {
|
|
j--
|
|
} else {
|
|
filteredLFSGlobalArgs[j] = arg
|
|
j++
|
|
}
|
|
}
|
|
return filteredLFSGlobalArgs[:j]
|
|
}
|
|
|