docker-composer/basic_management.py
2022-12-15 09:15:54 -06:00

46 lines
1.7 KiB
Python

from subprocess import getoutput
# Goals: Loop: Select container (or exit), then menu to do stuff to container (start, stop, rm, list info, go back to main menu)
def docker_info():
"""
Gets info about all the Docker containers
:return: Nested dict of containers info
"""
raw_info = getoutput('docker ps')
# Header: "CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES" (with way more spaces)
header = raw_info[:raw_info.find('\n')+1]
header_indices = {'CONTAINER ID': header.find('CONTAINER ID'), 'IMAGE': header.find('IMAGE'), \
'COMMAND': header.find('COMMAND'), 'CREATED': header.find('CREATED'), 'STATUS': header.find('STATUS'), \
'PORTS': header.find('PORTS'), 'NAMES': header.find('NAMES')}
# Remove header (example above)
raw_info = raw_info[raw_info.find('\n')+1:]
info = {}
# Find container names
containers = []
for line in raw_info.split('\n'):
containers.append(line.strip()[line.strip().rfind(' ')+1:])
# Fill in info
for i in range(len(containers)):
info[containers[i]] = {}
header_indices_keys = list(header_indices)
for j in range(len(header_indices_keys)): # TODO: Fix
start_i = header_indices[header_indices_keys[j]]
if j+1 != len(header_indices):
end_i = header_indices[header_indices_keys[j+1]]
else:
end_i = len(header)
info[containers[i]][header_indices[header_indices_keys[j]]] = \
raw_info.split('\n')[i][start_i:end_i].strip()
return info
if '\n' not in getoutput('docker ps'):
print('No containers running')
exit()
docker_info()