chromium: Add my script to generate the commit messages

Might not be that readable and reliable but it should get the job done.

pkgs/applications/networking/browsers/chromium/get-commit-message.py

@@ -0,0 +1,35 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i python3 -p python3Packages.feedparser python3Packages.requests
+
+# This script prints the Git commit message for stable channel updates.
+
+import re
+import textwrap
+
+import feedparser
+import requests
+
+feed = feedparser.parse('https://chromereleases.googleblog.com/feeds/posts/default')
+html_tags = re.compile(r'<[^>]+>')
+
+for entry in feed.entries:
+    if entry.title != 'Stable Channel Update for Desktop':
+        continue
+    url = requests.get(entry.link).url.split('?')[0]
+    content = entry.content[0].value
+    if re.search(r'Linux', content) is None:
+        continue
+    #print(url)  # For debugging purposes
+    version = re.search(r'\d+(\.\d+){3}', content).group(0)
+    fixes = re.search(r'This update includes .+ security fixes\.', content).group(0)
+    fixes = html_tags.sub('', fixes)
+    zero_days = re.search(r'Google is aware of reports that .+ in the wild\.', content)
+    if zero_days:
+        fixes += " " + zero_days.group(0)
+    cve_list = re.findall(r'CVE-[^: ]+', content)
+    cve_string = ' '.join(cve_list)
+    print('chromium: TODO -> ' + version + '\n')
+    print(url + '\n')
+    print('\n'.join(textwrap.wrap(fixes, width=72)) + '\n')
+    print("CVEs:\n" + '\n'.join(textwrap.wrap(cve_string, width=72)))
+    break  # We only care about the most recent stable channel update