blob: ee2432d7c287393bd612ee0c255d347b4e2cbfdf [file] [log] [blame]
// Copyright 2016 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// This program creates a manifest file with revisions filled in from
// a normal repo checkout. This can be used for comparing slothfs and
// actual repo checkouts.
package main
import (
"flag"
"log"
"os"
"path/filepath"
"github.com/google/slothfs/manifest"
git "github.com/libgit2/git2go"
)
func main() {
flag.Parse()
if len(flag.Args()) == 0 {
log.Fatal("must state the repo toplevel directory.")
}
top := flag.Arg(0)
mf, err := manifest.ParseFile(filepath.Join(top, ".repo", "manifest.xml"))
if err != nil {
log.Fatal(err)
}
mf.Filter()
for i, p := range mf.Project {
repoPath := filepath.Join(top, p.Path, ".git")
repo, err := git.OpenRepository(repoPath)
if err != nil {
continue
}
h, err := repo.Head()
if err != nil {
log.Println("head", p.Name, err)
}
obj, err := h.Peel(git.ObjectCommit)
if err != nil {
log.Println("peel", p.Name, err)
}
mf.Project[i].Revision = obj.Id().String()
}
xml, err := mf.MarshalXML()
if err != nil {
log.Fatal("MarshalXML", err)
}
os.Stdout.Write(xml)
}