Encrypt/decrypt config

Pipfile

@@ -9,16 +9,17 @@ python-json-logger = ">=0.1.10"
 pyyaml = ">=5.1.2"
 anyconfig = ">=0.9.8"
 swagger-ui-bundle = ">=0.0.2"
-connexion = {extras = ["swagger-ui"],version = "==2.4.0"}
+connexion = {extras = ["swagger-ui"],version = "==2.6.0"}
 jaeger-client = "==4.3.0"
 flask-opentracing = "*"
 opentracing = ">=2.1"
 opentracing-instrumentation = "==3.2.1"
 prometheus_client = ">=0.7.1"
+cryptography = "*"
 
 [dev-packages]
 requests-mock = "*"
-coverage = "==4.5.4"
+coverage = "==5.0.3"
 pytest = "*"
 pytest-cov = "*"
 pylint = "*"
@@ -27,7 +28,7 @@ tox = "*"
 bandit = "*"
 mkdocs = "*"
 mkdocs-material = "*"
-lightstep = "==4.3.0"
+lightstep = "==4.4.3"
 
 [requires]
 python_version = "3.6"

README.md

@@ -6,6 +6,7 @@
 [![Requirements Status](https://requires.io/github/python-microservices/pyms/requirements.svg?branch=master)](https://requires.io/github/python-microservices/pyms/requirements/?branch=master)
 [![Total alerts](https://img.shields.io/lgtm/alerts/g/python-microservices/pyms.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/python-microservices/pyms/alerts/)
 [![Language grade: Python](https://img.shields.io/lgtm/grade/python/g/python-microservices/pyms.svg?logo=lgtm&logoWidth=18)](https://lgtm.com/projects/g/python-microservices/pyms/context:python)
+[![Documentation Status](https://readthedocs.org/projects/py-ms/badge/?version=latest)](https://py-ms.readthedocs.io/en/latest/?badge=latest)
 [![Gitter](https://img.shields.io/gitter/room/DAVFoundation/DAV-Contributors.svg)](https://gitter.im/python-microservices/pyms)
 
 

docs/configuration.md

@@ -4,13 +4,14 @@
 
 **CONFIGMAP_FILE**: The path to the configuration file. By default, PyMS search the configuration file in your
 actual folder with the name "config.yml"
-**CONFIGMAP_SERVICE**: the name of the keyword that define the block of key-value of [Flask Configuration Handling](http://flask.pocoo.org/docs/1.0/config/)
-and your own configuration (see the next section to more  info)
+**KEY_FILE**: The path to the key file to decrypt your configuration. By default, PyMS search the configuration file in your
+actual folder with the name "key.key"
 
 ## Create configuration
 Each microservice needs a config file in yaml or json format to work with it. This configuration contains
 the Flask settings of your project and the [Services](services.md). With this way to create configuration files, we 
 solve two problems of the [12 Factor apps](https://12factor.net/):
+
 - Store config out of the code
 - Dev/prod parity: the configuration could be injected and not depends of our code, for example, Kubernetes configmaps