Function processEnvironment

integration/failpoint/cmd/runc-fp/delayexec.go:96–131

()

}

func processEnvironment() (map[string]string, error) {
	idx := 2
	for ; idx < len(os.Args); idx++ {
		if os.Args[idx] == "--process" {
			break
		}
	}

	if idx >= len(os.Args)-1 || os.Args[idx] != "--process" {
		return nil, errors.New("env: option --process required")
	}

	specFile := os.Args[idx+1]
	f, err := os.OpenFile(specFile, os.O_RDONLY, 0o644)
	if err != nil {
		return nil, fmt.Errorf("env: failed to open %s: %w", specFile, err)
	}

	b, err := io.ReadAll(f)
	if err != nil {
		return nil, fmt.Errorf("env: failed to read spec from %q", specFile)
	}
	var spec specs.Process
	if err := json.Unmarshal(b, &spec); err != nil {
		return nil, fmt.Errorf("env: failed to unmarshal spec from %q: %w", specFile, err)
	}

	// XXX: env vars can be specified multiple times, but we only keep one
	env := make(map[string]string)
	for _, e := range spec.Env {
		k, v, _ := strings.Cut(e, "=")
		env[k] = v
	}

	return env, nil
}