bin/generate-security-advisory

   1 #! /usr/bin/python3
   2
   3 import email.utils
   4 import subprocess
   5
   6 from datetime import datetime, timedelta
   7 import jinja2
   8
   9
  10 def advisory_date() -> datetime:
  11     changelog_entry_timestamp = subprocess.run(
  12         ["dpkg-parsechangelog", "--show-field", "Timestamp"],
  13         stdout=subprocess.PIPE,
  14         universal_newlines=True,
  15         check=True).stdout.rstrip()
  16     return datetime.fromtimestamp(
  17         float(changelog_entry_timestamp)) - timedelta(days=2)
  18
  19
  20 def security_advisory_contents(args) -> str:
  21     jinja2_env = jinja2.Environment(  # nosec jinja2_autoescape_false
  22         loader=jinja2.FileSystemLoader('config/release_management/templates'))
  23
  24     return (jinja2_env.get_template('security_advisory.mdwn').render(
  25         date=email.utils.format_datetime(advisory_date()),
  26         previous_version=args.previous_version,
  27         version=args.version,
  28         tag=args.tag))
  29
  30
  31 if __name__ == '__main__':
  32     import argparse
  33     parser = argparse.ArgumentParser()
  34     parser.add_argument('--previous-version', required=True)
  35     parser.add_argument('--version', required=True)
  36     parser.add_argument('--tag', required=True)
  37     args = parser.parse_args()
  38
  39     print(security_advisory_contents(args))