Carlos Florêncio
84 lines
2.0 KiB
Go
84 lines
2.0 KiB
Go
package lifecycle
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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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"strings"
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storageworkspaces "github.com/kandev/kandev/internal/system/storage/workspaces"
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)
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func excludeWorkspaceOwnershipMarker(gitDir string) error {
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excludePath := filepath.Join(gitDir, "info", "exclude")
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infoDir := filepath.Dir(excludePath)
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if err := ensureRealDirectory(infoDir, "git info directory"); err != nil {
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return err
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}
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if err := validateRegularFileOrMissing(excludePath, "git exclude file"); err != nil {
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return err
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}
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file, err := openGitExcludeNoFollow(gitDir)
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if err != nil {
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return fmt.Errorf("open git exclude file: %w", err)
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}
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existing, err := io.ReadAll(file)
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if err != nil {
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_ = file.Close()
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return fmt.Errorf("read git exclude file: %w", err)
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}
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entry := "/" + storageworkspaces.OwnershipMarkerFilename
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for line := range strings.SplitSeq(string(existing), "\n") {
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if strings.TrimSpace(line) == entry {
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return file.Close()
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}
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}
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prefix := ""
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if len(existing) > 0 && existing[len(existing)-1] != '\n' {
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prefix = "\n"
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}
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if _, err := file.WriteString(prefix + entry + "\n"); err != nil {
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_ = file.Close()
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return fmt.Errorf("write git exclude file: %w", err)
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}
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if err := file.Close(); err != nil {
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return fmt.Errorf("close git exclude file: %w", err)
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}
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return nil
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}
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func ensureRealDirectory(path, label string) error {
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info, err := os.Lstat(path)
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if os.IsNotExist(err) {
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if err := os.MkdirAll(path, 0755); err != nil {
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return fmt.Errorf("create %s: %w", label, err)
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}
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return nil
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}
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if err != nil {
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return fmt.Errorf("inspect %s: %w", label, err)
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}
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if info.Mode()&os.ModeSymlink != 0 || !info.IsDir() {
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return fmt.Errorf("invalid %s: %s", label, path)
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}
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return nil
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}
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func validateRegularFileOrMissing(path, label string) error {
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info, err := os.Lstat(path)
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if os.IsNotExist(err) {
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return nil
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}
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if err != nil {
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return fmt.Errorf("inspect %s: %w", label, err)
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}
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if info.Mode()&os.ModeSymlink != 0 || !info.Mode().IsRegular() {
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return fmt.Errorf("invalid %s: %s", label, path)
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}
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return nil
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}
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