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// Copyright 2018 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package vcs
import (
"fmt"
"os"
"path/filepath"
"github.com/google/syzkaller/pkg/osutil"
)
type fuchsia struct {
dir string
repo *git
}
func newFuchsia(dir string, opts []RepoOpt) *fuchsia {
return &fuchsia{
dir: dir,
repo: newGit(dir, nil, opts),
}
}
func (ctx *fuchsia) Poll(repo, branch string) (*Commit, error) {
if repo != "https://fuchsia.googlesource.com" || branch != "master" {
// Fuchsia ecosystem is hard-wired to the main repo.
return nil, fmt.Errorf("fuchsia: can only check out https://fuchsia.googlesource.com/master")
}
if _, err := runSandboxed(ctx.dir, "./.jiri_root/bin/jiri", "update"); err != nil {
if err := ctx.initRepo(); err != nil {
return nil, err
}
}
return ctx.repo.Commit(HEAD)
}
func (ctx *fuchsia) initRepo() error {
if err := os.RemoveAll(ctx.dir); err != nil {
return fmt.Errorf("failed to remove repo dir: %w", err)
}
tmpDir := ctx.dir + ".tmp"
if err := osutil.MkdirAll(tmpDir); err != nil {
return fmt.Errorf("failed to create repo dir: %w", err)
}
defer os.RemoveAll(tmpDir)
if err := osutil.SandboxChown(tmpDir); err != nil {
return err
}
cmd := "curl -s 'https://fuchsia.googlesource.com/fuchsia/+/master/scripts/bootstrap?format=TEXT' |" +
"base64 --decode | bash"
if _, err := runSandboxed(tmpDir, "bash", "-c", cmd); err != nil {
return err
}
return osutil.Rename(filepath.Join(tmpDir, "fuchsia"), ctx.dir)
}
func (ctx *fuchsia) CheckoutBranch(repo, branch string) (*Commit, error) {
return nil, fmt.Errorf("not implemented for fuchsia")
}
func (ctx *fuchsia) CheckoutCommit(repo, commit string) (*Commit, error) {
return nil, fmt.Errorf("not implemented for fuchsia")
}
func (ctx *fuchsia) SwitchCommit(commit string) (*Commit, error) {
return nil, fmt.Errorf("not implemented for fuchsia")
}
func (ctx *fuchsia) Commit(com string) (*Commit, error) {
return nil, fmt.Errorf("not implemented for fuchsia")
}
func (ctx *fuchsia) GetCommitByTitle(title string) (*Commit, error) {
return ctx.repo.GetCommitByTitle(title)
}
func (ctx *fuchsia) GetCommitsByTitles(titles []string) ([]*Commit, []string, error) {
return ctx.repo.GetCommitsByTitles(titles)
}
func (ctx *fuchsia) ExtractFixTagsFromCommits(baseCommit, email string) ([]*Commit, error) {
return ctx.repo.ExtractFixTagsFromCommits(baseCommit, email)
}
func (ctx *fuchsia) ReleaseTag(commit string) (string, error) {
return "", fmt.Errorf("not implemented for fuchsia")
}
func (ctx *fuchsia) Contains(commit string) (bool, error) {
return false, fmt.Errorf("not implemented for fuchsia")
}
func (ctx *fuchsia) ListCommitHashes(base string) ([]string, error) {
return ctx.repo.ListCommitHashes(base)
}
func (ctx *fuchsia) Object(name, commit string) ([]byte, error) {
return ctx.repo.Object(name, commit)
}
func (ctx *fuchsia) MergeBases(firstCommit, secondCommit string) ([]*Commit, error) {
return ctx.repo.MergeBases(firstCommit, secondCommit)
}
func (ctx *fuchsia) CommitExists(string) (bool, error) {
return false, fmt.Errorf("not implemented for fuchsia")
}
func (ctx *fuchsia) PushCommit(repo, commit string) error {
return ctx.repo.PushCommit(repo, commit)
}
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