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class GitWrapper():
"""Wraps the git client. Currently uses git through shell command
invocations."""
def __init__(self):
pass
@staticmethod
def init(repo_config):
"""Init remote url of the repo from the git server"""
import logging
from process import ProcessWrapper
import os
import platform
logger = logging.getLogger()
logger.info("Initializing repository %s" % repo_config['path'])
commands = []
# On Windows, bash command needs to be run using bash.exe. This assumes bash.exe
# (typically installed under C:\Program Files\Git\bin) is in the system PATH.
if platform.system().lower() == "windows":
commands.append('bash -c "cd \\"' + repo_config['path'] + '\\" && unset GIT_DIR"')
else:
commands.append('unset GIT_DIR')
commands.append('git remote set-url ' + repo_config['remote'] + " " + repo_config['url'])
commands.append('git fetch ' + repo_config['remote'])
commands.append('git checkout -f -B ' + repo_config['branch'] + ' -t ' + repo_config['remote'] + '/' + repo_config['branch'])
commands.append('git submodule update --init --recursive')
# All commands need to success
for command in commands:
res = ProcessWrapper().call(command, cwd=repo_config['path'], shell=True)
if res != 0:
logger.error("Command '%s' failed with exit code %s" % (command, res))
break
if res == 0 and os.path.isdir(repo_config['path']):
logger.info("Repository %s successfully initialized" % repo_config['path'])
else:
logger.error("Unable to init repository %s" % repo_config['path'])
return int(res)
@staticmethod
def pull(repo_config):
"""Pulls the latest version of the repo from the git server"""
import logging
from process import ProcessWrapper
import os
import platform
logger = logging.getLogger()
logger.info("Updating repository %s" % repo_config['path'])
# Only pull if there is actually a local copy of the repository
if 'path' not in repo_config:
logger.info('No local repository path configured, no pull will occure')
return 0
commands = []
# On Windows, bash command needs to be run using bash.exe. This assumes bash.exe
# (typically installed under C:\Program Files\Git\bin) is in the system PATH.
if platform.system().lower() == "windows":
commands.append('bash -c "cd \\"' + repo_config['path'] + '\\" && unset GIT_DIR"')
else:
commands.append('unset GIT_DIR')
commands.append('git fetch ' + repo_config['remote'])
commands.append('git reset --hard ' + repo_config['remote'] + "/" + repo_config['branch'])
commands.append('git submodule update --init --recursive')
# All commands need to success
for command in commands:
res = ProcessWrapper().call(command, cwd=repo_config['path'], shell=True)
if res != 0:
logger.error("Command '%s' failed with exit code %s" % (command, res))
break
if res == 0 and os.path.isdir(repo_config['path']):
logger.info("Repository %s successfully updated" % repo_config['path'])
else:
logger.error("Unable to update repository %s" % repo_config['path'])
return int(res)
@staticmethod
def clone(repo_config):
"""Clones the latest version of the repo from the git server"""
import logging
from process import ProcessWrapper
import os
import platform
logger = logging.getLogger()
logger.info("Cloning repository %s" % repo_config['path'])
# Only pull if there is actually a local copy of the repository
if 'path' not in repo_config:
logger.info('No local repository path configured, no clone will occure')
return 0
commands = []
commands.append('unset GIT_DIR')
commands.append('git clone --recursive ' + repo_config['url'] + ' -b ' + repo_config['branch'] + ' ' + repo_config['path'])
# All commands need to success
for command in commands:
res = ProcessWrapper().call(command, shell=True)
if res != 0:
logger.error("Command '%s' failed with exit code %s" % (command, res))
break
if res == 0 and os.path.isdir(repo_config['path']):
logger.info("Repository %s successfully cloned" % repo_config['url'])
else:
logger.error("Unable to clone repository %s" % repo_config['url'])
return int(res)
@staticmethod
def deploy(repo_config):
"""Executes any supplied post-pull deploy command"""
from process import ProcessWrapper
import logging
logger = logging.getLogger()
if 'path' in repo_config:
path = repo_config['path']
if not 'deploy_commands' in repo_config or len(repo_config['deploy_commands']) == 0:
logger.info('No deploy commands configured')
return []
logger.info('Executing %s deploy commands' % str(len(repo_config['deploy_commands'])))
# Use repository path as default cwd when executing deploy commands
cwd = (repo_config['path'] if 'path' in repo_config else None)
res = []
for cmd in repo_config['deploy_commands']:
res.append(ProcessWrapper().call([cmd], cwd=cwd, shell=True))
logger.info('%s commands executed with status; %s' % (str(len(res)), str(res)))
return res
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