mirror of
https://github.com/vee1e/gittuf.git
synced 2026-09-02 18:57:10 +00:00
100 lines
2.9 KiB
Go
100 lines
2.9 KiB
Go
// Copyright The gittuf Authors
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// SPDX-License-Identifier: Apache-2.0
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package gitinterface
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import (
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"fmt"
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"os"
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"os/exec"
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"path"
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"strings"
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"testing"
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)
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// ResetDueToError reverses a change applied to a ref to the specified target
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// ID. It is used to ensure a gittuf operation is atomic: if a gittuf operation
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// fails, any changes made to the repository in refs/gittuf can be rolled back.
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// Worktrees are not updated.
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func (r *Repository) ResetDueToError(cause error, refName string, commitID Hash) error {
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if err := r.SetReference(refName, commitID); err != nil {
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return fmt.Errorf("unable to reset %s to %s, caused by following error: %w", refName, commitID.String(), cause)
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}
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return cause
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}
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func RemoteRef(refName, remoteName string) string {
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var remotePath string
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switch {
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case strings.HasPrefix(refName, BranchRefPrefix):
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// refs/heads/<path> -> refs/remotes/<remote>/<path>
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rest := strings.TrimPrefix(refName, BranchRefPrefix)
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remotePath = path.Join(RemoteRefPrefix, remoteName, rest)
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case strings.HasPrefix(refName, TagRefPrefix):
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// refs/tags/<path> -> refs/tags/<path>
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remotePath = refName
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default:
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// refs/<path> -> refs/remotes/<remote>/<path>
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rest := strings.TrimPrefix(refName, RefPrefix)
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remotePath = path.Join(RemoteRefPrefix, remoteName, rest)
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}
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return remotePath
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}
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// RestoreWorktree is a test helper to fix the worktree in tests where we need
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// to operate in a checked out copy of the repository. This is primarily needed
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// for support with older Git versions.
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func (r *Repository) RestoreWorktree(t *testing.T) {
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t.Helper()
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worktree := r.gitDirPath
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if !r.IsBare() {
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worktree = strings.TrimSuffix(worktree, ".git") // TODO: this doesn't support detached git dir
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}
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cwd, err := os.Getwd()
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if err != nil {
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t.Fatal(err)
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}
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if err := os.Chdir(worktree); err != nil {
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t.Fatal(err)
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}
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defer os.Chdir(cwd) //nolint:errcheck
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if _, err := r.executor("restore", "--staged", ".").executeString(); err != nil {
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t.Fatal(err)
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}
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if _, err := r.executor("restore", ".").executeString(); err != nil {
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t.Fatal(err)
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}
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}
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// IsNiceGitVersion determines whether the version of git is "nice". Certain Git
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// subcommands that gittuf uses were added in newer versions than some common
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// client versions. Instead of using a workaround for all clients, we determine
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// if we can use the newer features or instead need to use workarounds.
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func isNiceGitVersion() (bool, error) {
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cmd := exec.Command("git", "--version")
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output, err := cmd.Output()
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if err != nil {
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return false, err
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}
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versionString := strings.TrimPrefix(strings.TrimSpace(string(output)), "git version ")
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var major, minor, patch int
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_, err = fmt.Sscanf(versionString, "%d.%d.%d", &major, &minor, &patch)
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if err != nil {
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return false, err
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}
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if major >= 2 && minor >= 38 {
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return true, nil
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}
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return false, nil
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}
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func testNameToRefName(testName string) string {
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return BranchReferenceName(strings.ReplaceAll(testName, " ", "__"))
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}
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