55 lines
1.8 KiB
Python
55 lines
1.8 KiB
Python
#!/usr/bin/env python3
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import sys
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import subprocess
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import json
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old_drv = sys.argv[1]
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new_drv = sys.argv[2]
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# Read both derivations recursively
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old_derivation = json.load(open(old_drv))
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new_derivation = json.load(open(new_drv))
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packages = {}
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for drv in old_derivation:
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drvData = old_derivation[drv]
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if not "pname" in drvData["env"] and not "name" in drvData["env"]:
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continue
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used_name = drvData["env"]["pname"] if "pname" in drvData["env"] else drvData["env"]["name"]
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if not "version" in drvData["env"]:
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continue
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version = drvData["env"]["version"]
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if used_name in packages:
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packages[used_name]["old"].add(version)
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else:
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packages[used_name] = {"old": {version}}
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for drv in new_derivation:
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drvData = new_derivation[drv]
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if not "pname" in drvData["env"] and not "name" in drvData["env"]:
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continue
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used_name = drvData["env"]["pname"] if "pname" in drvData["env"] else drvData["env"]["name"]
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if not "version" in drvData["env"]:
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continue
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version = drvData["env"]["version"]
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if used_name in packages:
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if "new" in packages[used_name]:
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packages[used_name]["new"].add(version)
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else:
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packages[used_name]["new"] = {version}
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else:
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packages[used_name] = {"new": {version}}
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for package in packages:
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if "old" in packages[package] and "new" in packages[package]:
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if packages[package]["old"] != packages[package]["new"]:
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print(
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f"{package}: {sorted(packages[package]['old'])} -> {sorted(packages[package]['new'])}"
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)
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elif "old" in packages[package]:
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print(f"{package}: {sorted(packages[package]['old'])} -> removed")
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elif "new" in packages[package]:
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print(f"{package}: added -> {sorted(packages[package]['new'])}")
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