package secrets

type PasswordStore interface {
    GetKey(key string) (string, error)
}

func New(backend string, config map[string]interface{}) (PasswordStore, error) {
    switch backend {
    case "ansible":
        return ansible.New(config)
    default:
        return nil, fmt.Errorf("Password store '%s' not supported.", backend)
    }
}


package ansible


type Connection interface {
    open() (string, error)
}

type Ansible struct {
    connection Connection
    contents   map[string]string
}

func New(c map[string]interface{}) (*Ansible, error) {
    conn, err := NewConnection(c["ansible_path"].(string))
    if err != nil {
        return nil, err
    }

    // open connection, parse, etc...

    a := &Ansible{
        connection: conn,
        contents:   parsedData,
    }

    return a, nil
}

package secrets

type PasswordStore interface {
    GetKey(key string) (string, error)
}

func New(backend string, config map[string]interface{}) (PasswordStore, error) {
    switch backend {
    case "ansible":
        return ansible.New(AnsibleConnection{}, config)
    default:
        return nil, fmt.Errorf("Password store '%s' not supported.", backend)
    }
}

package ansible


// same as before in this file, but with injected dependency ...

func New(connect Connection, c map[string]interface{}) (*Ansible, error) {
    conn, err := connect.NewConnection(c["ansible_path"].(string))
    if err != nil {
        return nil, err
    }

    // open connection, parse, etc...

    a := &Ansible{
        connection: conn,
        contents:   parsedData,
    }

    return a, nil
}