def push():
""" Deploy commit identified by ``set_commit`` previously.
The release is not set live - the 'current' point is not amended -
until ``activate`` is invoked. The latter is a fast operation whilst
this is slow.
"""
commit = get_commit()
zipfile, _ = create_archive(commit)
zfname = os.path.split(zipfile)[-1]
# based on whether the archive is on the remote system or not, push our
# archive
packages_dir = project_path('packages')
target_file = project_path('packages', zfname)
base_dir = project_path()
if not exists(project_path('bin', 'activate')):
with settings(warn_only=True):
res = sudo("virtualenv {}".format(base_dir))
# TODO: install setuptools and virtualenv? or bootatrap, e.g.
# http://eli.thegreenplace.net/2013/04/20/bootstrapping-virtualenv/
if not res.succeeded:
if "virtualenv: command not found" in res:
raise RuntimeError(
"Virtualenv not installed on target server!")
else:
raise RuntimeError(res)
sudo("chown -R {} {}".format(USER, base_dir))
if not exists(target_file):
usudo("mkdir -p {}".format(packages_dir))
# can't pass a user to 'put'
put(zipfile, target_file, use_sudo=True)
sudo("chown -R {} {}".format(USER, target_file))
usudo("cd /; tar zxf {}".format(target_file))
if getattr(env, "install_requirements", True):
if getattr(env, "pip_upgrade", False):
upgrade_flag = "--upgrade"
else:
upgrade_flag = ""
if getattr(env, "pip_quiet", False):
quiet_flag = "--quiet"
else:
quiet_flag = ""
with fab_prefix(activate_command()):
usudo("pip install {} -r requirements.txt {}".format(
upgrade_flag, quiet_flag))
def purge_local_package(package):
""" Purge a pip installed package from a project virtualenv. """
with fab_prefix(activate_command()):
usudo("pip uninstall --yes {}".format(package))
