// Copyright 2018 syzkaller project authors. All rights reserved.
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// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
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package vcs
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import (
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"fmt"
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"io"
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"os"
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"path/filepath"
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"github.com/google/syzkaller/pkg/osutil"
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)
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type fuchsia struct {
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vm string
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dir string
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zircon *git
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}
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func newFuchsia(vm, dir string) *fuchsia {
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return &fuchsia{
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vm: vm,
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dir: dir,
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zircon: newGit("fuchsia", vm, filepath.Join(dir, "zircon")),
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}
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}
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func (ctx *fuchsia) Poll(repo, branch string) (*Commit, error) {
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if repo != "https://fuchsia.googlesource.com" || branch != "master" {
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// fuchsia ecosystem is hard-tailored to the main repo.
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return nil, fmt.Errorf("fuchsia: can only check out https://fuchsia.googlesource.com/master")
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}
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if _, err := runSandboxed(ctx.dir, "./.jiri_root/bin/jiri", "update"); err != nil {
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if err := ctx.initRepo(); err != nil {
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return nil, err
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}
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}
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return ctx.zircon.HeadCommit()
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}
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func (ctx *fuchsia) initRepo() error {
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if err := os.RemoveAll(ctx.dir); err != nil {
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return fmt.Errorf("failed to remove repo dir: %v", err)
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}
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tmpDir := ctx.dir + ".tmp"
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if err := osutil.MkdirAll(tmpDir); err != nil {
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return fmt.Errorf("failed to create repo dir: %v", err)
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}
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defer os.RemoveAll(tmpDir)
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if err := osutil.SandboxChown(tmpDir); err != nil {
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return err
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}
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cmd := "curl -s 'https://fuchsia.googlesource.com/scripts/+/master/bootstrap?format=TEXT' |" +
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"base64 --decode | bash -s topaz"
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if _, err := runSandboxed(tmpDir, "bash", "-c", cmd); err != nil {
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return err
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}
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return os.Rename(filepath.Join(tmpDir, "fuchsia"), ctx.dir)
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}
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func (ctx *fuchsia) CheckoutBranch(repo, branch string) (*Commit, error) {
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return nil, fmt.Errorf("not implemented for fuchsia")
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}
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func (ctx *fuchsia) CheckoutCommit(repo, commit string) (*Commit, error) {
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return nil, fmt.Errorf("not implemented for fuchsia")
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}
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func (ctx *fuchsia) SwitchCommit(commit string) (*Commit, error) {
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return nil, fmt.Errorf("not implemented for fuchsia")
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}
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func (ctx *fuchsia) HeadCommit() (*Commit, error) {
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return nil, fmt.Errorf("not implemented for fuchsia")
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}
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func (ctx *fuchsia) ListRecentCommits(baseCommit string) ([]string, error) {
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return ctx.zircon.ListRecentCommits(baseCommit)
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}
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func (ctx *fuchsia) ExtractFixTagsFromCommits(baseCommit, email string) ([]FixCommit, error) {
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return ctx.zircon.ExtractFixTagsFromCommits(baseCommit, email)
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}
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func (ctx *fuchsia) Bisect(bad, good string, trace io.Writer, pred func() (BisectResult, error)) (*Commit, error) {
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return nil, fmt.Errorf("not implemented for fuchsia")
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}
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func (ctx *fuchsia) PreviousReleaseTags(commit string) ([]string, error) {
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return nil, fmt.Errorf("not implemented for fuchsia")
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}
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