micro/runtime/source/git/git.go
2019-05-31 00:26:34 +01:00

88 lines
1.4 KiB
Go

// Package git provides a git source
package git
import (
"os"
"path/filepath"
"strings"
"github.com/micro/go-run/source"
"gopkg.in/src-d/go-git.v4"
)
// Source retrieves source code
// An empty struct can be used
type Source struct {
Options source.Options
}
func (g *Source) Fetch(url string) (*source.Repository, error) {
purl := url
if parts := strings.Split(url, "://"); len(parts) > 1 {
purl = parts[len(parts)-1]
}
name := filepath.Base(url)
path := filepath.Join(g.Options.Path, purl)
_, err := git.PlainClone(path, false, &git.CloneOptions{
URL: url,
})
if err == nil {
return &source.Repository{
Name: name,
Path: path,
URL: url,
}, nil
}
// repo already exists
if err != git.ErrRepositoryAlreadyExists {
return nil, err
}
// open repo
re, err := git.PlainOpen(path)
if err != nil {
return nil, err
}
// update it
if err := re.Fetch(nil); err != nil {
return nil, err
}
return &source.Repository{
Name: name,
Path: path,
URL: url,
}, nil
}
func (g *Source) Commit(r *source.Repository) error {
repo := filepath.Join(r.Path)
re, err := git.PlainOpen(repo)
if err != nil {
return err
}
return re.Push(nil)
}
func (g *Source) String() string {
return "git"
}
func NewSource(opts ...source.Option) *Source {
options := source.Options{
Path: os.TempDir(),
}
for _, o := range opts {
o(&options)
}
return &Source{
Options: options,
}
}