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kholisrag/convert_yaml_to_one_line.md

Last active July 13, 2021 13:16
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convert yaml file to one line, useful for kubectl patch --type=json
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convert_yaml_to_one_line.md

Pre-requisite :

  • Python3
  • Pip
pip3 install pyyaml

test.yaml

- configMap:
    defaultMode: 420
    name: grafana-dashboards
  name: grafana-dashboards

convert to oneline with :

cat test.yaml | python3 -c 'import json, sys, yaml ; y = yaml.safe_load(sys.stdin.read()) ; print(json.dumps(y))'

[{"configMap": {"defaultMode": 420, "name": "grafana-dashboards"}, "name": "grafana-dashboards"}]
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