Gets a secrets file from K8s (JSON format) and outputs it in yaml (without the base64 encoding).

k8s_secret2yaml.py

#!/usr/bin/env python2

from ruamel.yaml import YAML
import json
import sys
import base64

with open(sys.argv[1], 'r') as srcfile:
    myjson = json.loads(srcfile.read())

secrets = {"secrets": []}
for i in range(0, len(myjson["items"])):
    data = {}
    for k, v in myjson["items"][i]["data"].items():
        data[k] = base64.b64decode(myjson["items"][i]["data"][k])
    secrets["secrets"].append(
        {
            "name": myjson["items"][i]["metadata"]["name"],
            "type": myjson["items"][i]["type"],
            "data": data
        }

    )

yaml = YAML()
yaml.indent(mapping=4, sequence=6, offset=2)
yaml.dump(secrets, sys.stdout)