def __init__(self, user_config_fname=DEFAULT_USER_CONFIG_FNAME, project_config_fname=DEFAULT_PROJ_CONFIG_FNAME):
self.config = DEFAULT_CONFIG
out.print_header('Reading config')
self.config.update(self.load_config_file(user_config_fname))
self.config.update(self.load_config_file(project_config_fname))
def push(self, image_version):
image_repo = self.__get_docker_image_uri()
if image_version is None:
image_version = self.__generate_version_tag()
out.print_header('Pushing the updated docker image')
full_image = image_repo + ':' + image_version
self.cmd.docker(['tag', self.cfg.get('docker_image_name'), full_image])
self.cmd.docker(['push', full_image])
def apply(self, image_version):
out.print_header('Applying kubernetes provisioning')
if image_version:
k8s_config = '\n---\n'.join(map(lambda fname: self.__read_file(fname), self.cfg.get('kubernetes_configs')))
k8s_config = self.__update_k8s_config(k8s_config, image_version)
self.cmd.kubectl(['apply', '-f', '-'], input_data=k8s_config)
else:
args = ['apply']
for conf in self.cfg.get('kubernetes_configs'):
args.extend(['-f', conf])
self.cmd.kubectl(args)
def build(self):
if self.cfg.has('pre_build_commands'):
out.print_header('Executing pre build steps')
for command in self.cfg.get('pre_build_commands'):
self.cmd.execute(command, shell=True)
out.print_header('Building the docker image')
args = ['build', '--pull', '-t', self.cfg.get('docker_image_name'), self.cfg.get('docker_build_dir')]
if self.cfg.has('docker_build_args'):
for k, v in self.cfg.get('docker_build_args').iteritems():
args.extend(['--build-arg', '%s=%s' % (k, v)])
self.cmd.docker(args)
def config(self):
out.print_header('Computed configuration')
print(' ' + ' '.join(self.cfg.dump().splitlines(True)))
def run(self):
out.print_header('Running the docker image')
self.cmd.docker(['run', '-i', '-t', self.cfg.get('docker_image_name')])