Wanja Krah
74a5aa1237
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33 lines
1.2 KiB
Python
33 lines
1.2 KiB
Python
#!/usr/bin/env python3
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"""Merge this project's HTTP registry into a selected daemon JSON file."""
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import json
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from pathlib import Path
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import shutil
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import sys
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if len(sys.argv) != 2:
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sys.exit('Usage: python3 ci/runner/configure-docker.py <daemon.json>')
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path = Path(sys.argv[1]).expanduser()
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data = json.loads(path.read_text()) if path.exists() else {}
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registries = data.setdefault('insecure-registries', [])
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if not isinstance(registries, list):
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sys.exit('Existing insecure-registries must be an array; configuration left unchanged')
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if '192.168.2.28:3000' in registries:
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print('Internal registry already configured; no change')
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sys.exit(0)
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registries.append('192.168.2.28:3000')
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path.parent.mkdir(parents=True, exist_ok=True)
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if path.exists():
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backup = path.with_name(path.name + '.before-agiledancers')
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if not backup.exists():
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shutil.copy2(path, backup)
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# Write in the same directory, then replace atomically.
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temporary = path.with_name(path.name + '.agiledancers.tmp')
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with temporary.open('x') as output:
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json.dump(data, output, indent=2)
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output.write('\n')
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if path.exists():
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shutil.copymode(path, temporary)
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temporary.replace(path)
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print('Internal registry added; restart/apply Docker Engine configuration to activate')
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