Function LoadDockerIgnore

pkg/watch/dockerignore.go:68–98

(build *types.BuildConfig)

}

func LoadDockerIgnore(build *types.BuildConfig) (PathMatcher, error) {
	if build == nil {
		return EmptyMatcher{}, nil
	}
	repoRoot := build.Context
	absRoot, err := filepath.Abs(repoRoot)
	if err != nil {
		return nil, err
	}

	// first try Dockerfile-specific ignore-file
	f, err := os.Open(filepath.Join(repoRoot, build.Dockerfile+".dockerignore"))
	if os.IsNotExist(err) {
		// defaults to a global .dockerignore
		f, err = os.Open(filepath.Join(repoRoot, ".dockerignore"))
		if os.IsNotExist(err) {
			return NewDockerPatternMatcher(repoRoot, nil)
		}
	}
	if err != nil {
		return nil, err
	}
	defer func() { _ = f.Close() }()

	patterns, err := readDockerignorePatterns(f)
	if err != nil {
		return nil, err
	}

	return NewDockerPatternMatcher(absRoot, patterns)
}

// Make all the patterns use absolute paths.
func absPatterns(absRoot string, patterns []string) []string {