| #!/usr/bin/python |
| |
| import re, sys |
| |
| signoff = re.compile('^Signed-off-by: (.*)$', flags=re.MULTILINE) |
| bug = re.compile('\[(?:.*:)?#\d+\]') |
| |
| def deny_commit(message): |
| print message |
| sys.exit(1) |
| |
| def main(): |
| # argv[1] is the name of the file holding the commit message. |
| # It is _not_ a commit, it has no headers. The first line is |
| # the subject. |
| with open(sys.argv[1]) as commit_msg: |
| subject = commit_msg.readline() |
| |
| if not bug.search(subject): |
| deny_commit('Commit subject must reference a ticket.') |
| |
| number_of_signoffs = 0 |
| signoffs = set() |
| for line in commit_msg.readlines(): |
| match = signoff.match(line) |
| # comment lines won't match signoff, so we effectively ignore them |
| if match: |
| number_of_signoffs += 1 |
| signoffs.add(match.group(1)) |
| |
| # must be at least one sign-off |
| if not len(signoffs): |
| deny_commit('Commit must be signed-off.') |
| |
| # and every sign-off must be different |
| if len(signoffs) < number_of_signoffs: |
| deny_commit('Duplicate sign-offs found.') |
| |
| if __name__ == '__main__': |
| main() |
