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from __future__ import absolute_import
from __future__ import unicode_literals
import os
from compose.config.config import ConfigDetails
from compose.config.config import ConfigFile
from compose.config.config import load
def build_config(contents, **kwargs):
return load(build_config_details(contents, **kwargs))
def build_config_details(contents, working_dir='working_dir', filename='filename.yml'):
return ConfigDetails(
working_dir,
[ConfigFile(filename, contents)],
)
def create_host_file(client, filename):
dirname = os.path.dirname(filename)
with open(filename, 'r') as fh:
content = fh.read()
container = client.create_container(
'busybox:latest',
['sh', '-c', 'echo -n "{}" > {}'.format(content, filename)],
volumes={dirname: {}},
host_config=client.create_host_config(
binds={dirname: {'bind': dirname, 'ro': False}},
network_mode='none',
),
)
try:
client.start(container)
exitcode = client.wait(container)
if exitcode != 0:
output = client.logs(container)
raise Exception(
"Container exited with code {}:\n{}".format(exitcode, output))
container_info = client.inspect_container(container)
if 'Node' in container_info:
return container_info['Node']['Name']
finally:
client.remove_container(container, force=True)
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