mirror of https://github.com/zulip/zulip.git
74 lines
2.0 KiB
Python
Executable File
74 lines
2.0 KiB
Python
Executable File
#!/usr/bin/env python3
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import difflib
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import os
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import re
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import sys
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from typing import Optional
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BASE_DIR = os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
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sys.path.append(BASE_DIR)
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from scripts.lib.setup_path import setup_path
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setup_path()
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current_path = "/etc/zulip/settings.py"
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if len(sys.argv) >= 2:
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current_path = sys.argv[1]
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print(f"Reading current configuration from {current_path}...")
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with open(current_path) as f:
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current_contents = f.read()
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import requests
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print("Fetching old versions of setting templates from Github...")
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templ = {}
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url: Optional[str] = "https://api.github.com/repos/zulip/zulip/tags?per_page=100"
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while url is not None:
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resp = requests.get(url)
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if resp.status_code != 200:
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print(resp.content)
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sys.exit(1)
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url = resp.links.get("next", {}).get("url")
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for tag in [t["name"] for t in resp.json()]:
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if not re.match(r"^\d+\.\d+(\.\d+)?$", tag):
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continue
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filename = "zproject/prod_settings_template.py"
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if [int(x) for x in tag.split(".")] < [1, 4]:
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filename = "zproject/local_settings_template.py"
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print(f" - {tag}")
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resp = requests.get(
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f"https://raw.githubusercontent.com/zulip/zulip/{tag}/{filename}",
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)
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if resp.status_code == 200:
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templ[tag] = resp.content.decode()
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else:
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print("Failure: ")
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print(resp)
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print("Computing minimal difference...")
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sequence_matchers = {}
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for version, contents in templ.items():
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sm = difflib.SequenceMatcher(None, current_contents, contents)
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sequence_matchers[version] = sm
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likely = sorted(sequence_matchers.keys(), key=lambda v: sequence_matchers[v].ratio(), reverse=True)
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print(f"Most likely version: {likely[0]}")
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diff = difflib.unified_diff(
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templ[likely[0]].splitlines(keepends=True),
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current_contents.splitlines(keepends=True),
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fromfile="zulip-server-{version}/zproject/prod_settings_template.py",
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tofile=current_path,
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)
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print()
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print("".join(diff), end="")
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