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// Package file implements the file transport protocol.
package file
import (
"io"
"os/exec"
"gopkg.in/src-d/go-git.v4/plumbing/transport"
"gopkg.in/src-d/go-git.v4/plumbing/transport/internal/common"
)
// DefaultClient is the default local client.
var DefaultClient = NewClient(
transport.UploadPackServiceName,
transport.ReceivePackServiceName,
)
type runner struct {
UploadPackBin string
ReceivePackBin string
}
// NewClient returns a new local client using the given git-upload-pack and
// git-receive-pack binaries.
func NewClient(uploadPackBin, receivePackBin string) transport.Transport {
return common.NewClient(&runner{
UploadPackBin: uploadPackBin,
ReceivePackBin: receivePackBin,
})
}
func (r *runner) Command(cmd string, ep transport.Endpoint, auth transport.AuthMethod) (common.Command, error) {
switch cmd {
case transport.UploadPackServiceName:
cmd = r.UploadPackBin
case transport.ReceivePackServiceName:
cmd = r.ReceivePackBin
}
if _, err := exec.LookPath(cmd); err != nil {
return nil, err
}
return &command{cmd: exec.Command(cmd, ep.Path)}, nil
}
type command struct {
cmd *exec.Cmd
closed bool
}
func (c *command) Start() error {
return c.cmd.Start()
}
func (c *command) StderrPipe() (io.Reader, error) {
return c.cmd.StderrPipe()
}
func (c *command) StdinPipe() (io.WriteCloser, error) {
return c.cmd.StdinPipe()
}
func (c *command) StdoutPipe() (io.Reader, error) {
return c.cmd.StdoutPipe()
}
// Close waits for the command to exit.
func (c *command) Close() error {
if c.closed {
return nil
}
return c.cmd.Process.Kill()
}
func (c *command) Wait() error {
defer func() { c.closed = true }()
return c.cmd.Wait()
}
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