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roles/saltmaster/software/files/staging-commit-message.py
- This file was added.
| Property | Old Value | New Value |
|---|---|---|
| File Mode | null | 100755 |
| #!/usr/bin/env python3 | |||||
| # ------------------------------------------------------------- | |||||
| # Staging :: write a commit message for submodule update | |||||
| # - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - | |||||
| # Project: Nasqueron | |||||
| # Created: 2018-10-27 | |||||
| # License: Trivial work, not eligible to copyright | |||||
| # | |||||
| # Thanks to joki for the git diff-files and ls-tree hint | |||||
| # https://stackoverflow.com/a/52908906/1930997 | |||||
| # ------------------------------------------------------------- | |||||
| from git import Repo | |||||
| from os import path | |||||
| import re | |||||
| import subprocess | |||||
| staging_repo_path = '/opt/salt/staging' | |||||
| class SubmoduleCommit: | |||||
| def __init__(self, repo_path, submodule_path): | |||||
| self.repo_path = repo_path | |||||
| self.submodule_path = submodule_path | |||||
| self.repo = Repo(self.submodule_path) | |||||
| def craft_commit(self): | |||||
| lines = [] | |||||
| old_hash = self.get_old_hash() | |||||
| new_hash = self.get_new_hash() | |||||
| lines.append("Bump " + path.basename(self.submodule_path) | |||||
| + " to " + new_hash[:12]) | |||||
| lines.append("") | |||||
| lines.extend(self.get_commits_lines(old_hash, new_hash)) | |||||
| return "\n".join(lines) | |||||
| def get_old_hash(self): | |||||
| output = subprocess.check_output(['git', 'ls-tree', | |||||
| '@', self.submodule_path], | |||||
| cwd=self.repo_path, | |||||
| encoding="utf-8") | |||||
| matches = re.search('.*commit ([a-f0-9]*).*', output.strip()) | |||||
| return matches.group(1) | |||||
| def get_new_hash(self): | |||||
| return str(self.repo.head.commit) | |||||
| @staticmethod | |||||
| def format_commit_line(commit): | |||||
dereckson: Can be a static method | |||||
| commit_hash = str(commit)[:12] | |||||
Done Inline Actionsshadows the hash function dereckson: shadows the hash function | |||||
| title = commit.message.split("\n")[0] | |||||
| return " * {} {}".format(commit_hash, title) | |||||
| def get_commits_lines(self, hash_base, hash_head): | |||||
| commits_lines = [] | |||||
| for commit in self.repo.iter_commits(hash_head): | |||||
| if str(commit) == hash_base: | |||||
| break | |||||
| line = self.format_commit_line(commit) | |||||
| commits_lines.append(line) | |||||
| return commits_lines | |||||
| def has_submodule_been_updated(self): | |||||
| process = subprocess.run(['git', 'diff-files', '--quiet', | |||||
| self.submodule_path], | |||||
| cwd=self.repo_path) | |||||
| return process.returncode != 0 | |||||
| def run(repo_path): | |||||
| repo = Repo(repo_path) | |||||
| submodules = [SubmoduleCommit(repo_path, submodule.name) | |||||
| for submodule in repo.submodules] | |||||
| commits = [submodule.craft_commit() | |||||
| for submodule in submodules | |||||
| if submodule.has_submodule_been_updated()] | |||||
| print("\n\n".join(commits)) | |||||
| if __name__ == "__main__": | |||||
| run(staging_repo_path) | |||||
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Can be a static method