forked from cerc-io/stack-orchestrator
136 lines
5.1 KiB
Python
136 lines
5.1 KiB
Python
# Copyright © 2022 Cerc
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http:#www.gnu.org/licenses/>.
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# env vars:
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# CERC_REPO_BASE_DIR defaults to ~/cerc
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import os
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import sys
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import argparse
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from decouple import config
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import git
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from tqdm import tqdm
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import click
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class GitProgress(git.RemoteProgress):
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def __init__(self):
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super().__init__()
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self.pbar = tqdm(unit = 'B', ascii = True, unit_scale = True)
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def update(self, op_code, cur_count, max_count=None, message=''):
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self.pbar.total = max_count
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self.pbar.n = cur_count
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self.pbar.refresh()
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def is_git_repo(path):
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try:
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_ = git.Repo(path).git_dir
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return True
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except git.exc.InvalidGitRepositoryError:
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return False
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# TODO: find a place for this in the context of click
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#parser = argparse.ArgumentParser(
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# epilog="Config provided either in .env or settings.ini or env vars: CERC_REPO_BASE_DIR (defaults to ~/cerc)"
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# )
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@click.command()
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@click.option('--check-only', is_flag=True, default=False)
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@click.option('--pull', is_flag=True, default=False)
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@click.option('--branches-file', help="checkout branches specified in this file")
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@click.pass_context
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def command(ctx, check_only, pull, branches_file):
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'''git clone the set of repositories required to build the complete system from source'''
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quiet = ctx.obj.quiet
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verbose = ctx.obj.verbose
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dry_run = ctx.obj.dry_run
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branches = []
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if branches_file:
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if verbose:
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print(f"loading branches from: {branches_file}")
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with open(branches_file) as branches_file_open:
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branches = branches_file_open.read().splitlines()
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if verbose:
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print(f"Branches are: {branches}")
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dev_root_path = os.path.expanduser(config("DEV_ROOT", default="~/cerc"))
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if not quiet:
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print(f'Dev Root is: {dev_root_path}')
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if not os.path.isdir(dev_root_path):
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if not quiet:
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print(f'Dev root directory doesn\'t exist, creating')
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os.makedirs(dev_root_path)
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with open("repository-list.txt") as repository_list_file:
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repos = repository_list_file.read().splitlines()
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if verbose:
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print (f'Repos: {repos}')
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def process_repo(repo):
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full_github_repo_path = f'git@github.com:{repo}'
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repoName = repo.split("/")[-1]
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full_filesystem_repo_path = os.path.join(dev_root_path, repoName)
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is_present = os.path.isdir(full_filesystem_repo_path)
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if not quiet:
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present_text = f'already exists active branch: {git.Repo(full_filesystem_repo_path).active_branch}' if is_present else 'Needs to be fetched'
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print(f'Checking: {full_filesystem_repo_path}: {present_text}')
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# Quick check that it's actually a repo
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if is_present:
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if not is_git_repo(full_filesystem_repo_path):
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print(f'Error: {full_filesystem_repo_path} does not contain a valid git repository')
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sys.exit(1)
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else:
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if pull:
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if verbose:
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print(f'Running git pull for {full_filesystem_repo_path}')
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if not check_only:
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git_repo = git.Repo(full_filesystem_repo_path)
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origin = git_repo.remotes.origin
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origin.pull(progress = None if quiet else GitProgress())
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else:
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print("(git pull skipped)")
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if not is_present:
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# Clone
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if verbose:
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print(f'Running git clone for {full_github_repo_path} into {full_filesystem_repo_path}')
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if not dry_run:
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git.Repo.clone_from(full_github_repo_path, full_filesystem_repo_path,
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progress = None if quiet else GitProgress())
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else:
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print("(git clone skipped)")
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# Checkout the requested branch, if one was specified
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if branches:
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# Find the current repo in the branches list
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for repo_branch in branches:
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repo_branch_tuple = repo_branch.split(" ")
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if repo_branch_tuple[0] == repo:
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# checkout specified branch
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branch_to_checkout = repo_branch_tuple[1]
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if verbose:
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print(f"checking out branch {branch_to_checkout} in repo {repo}")
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git_repo = git.Repo(full_filesystem_repo_path)
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git_repo.git.checkout(branch_to_checkout)
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for repo in repos:
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process_repo(repo)
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