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// Copyright 2024 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 triage
import (
"fmt"
"os"
"github.com/google/syzkaller/pkg/debugtracer"
"github.com/google/syzkaller/pkg/vcs"
"github.com/google/syzkaller/syz-cluster/pkg/api"
)
type GitTreeOps struct {
*vcs.Git
}
func NewGitTreeOps(dir string, sandbox bool) (*GitTreeOps, error) {
ops := &GitTreeOps{
Git: &vcs.Git{
Dir: dir,
// TODO: why doesn't sandbox=true work normally under go tests?
Sandbox: sandbox,
Env: os.Environ(),
},
}
err := ops.Reset()
return ops, err
}
func (ops *GitTreeOps) HeadCommit(tree *api.Tree) (*vcs.Commit, error) {
// See kernel-disk/cron.yaml.
return ops.Git.Commit(tree.Name + "/" + tree.Branch)
}
func (ops *GitTreeOps) Commit(treeName, commitOrBranch string) (*vcs.Commit, error) {
// See kernel-disk/cron.yaml.
if vcs.CheckCommitHash(commitOrBranch) {
return ops.Git.Commit(commitOrBranch)
}
return ops.Git.Commit(treeName + "/" + commitOrBranch)
}
func (ops *GitTreeOps) ApplySeries(commit string, patches [][]byte) error {
ops.Reset()
_, err := ops.Run("reset", "--hard", commit)
if err != nil {
return err
}
for i, patch := range patches {
err := ops.Apply(patch)
if err != nil {
return fmt.Errorf("failed to apply patch %d: %w", i, err)
}
}
return nil
}
func (ops *GitTreeOps) BaseForDiff(patch []byte, tracer debugtracer.DebugTracer) (*vcs.BaseCommit, error) {
return ops.Git.BaseForDiff(patch, tracer)
}
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