docker-composer/basic_management.py
2022-12-14 15:45:53 -06:00

48 lines
1.5 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')]
header_temp = header
header_indices = {}
while ' ' in header_temp: # Split header
temp = header_temp[header_temp.rfind(' ')+2:].strip()
header_indices[temp] = header.find(temp)
header_temp = header_temp[:header_temp.rfind(' ')].strip()
header_indices[header[:header.find(' ')]] = 0
raw_info = raw_info[raw_info.find('\n')+1:] # Remove header (example above)
info = {}
# Find container names
containers = []
for line in raw_info:
containers.append(line.strip()[line.strip().rfind(' ')+1:])
# Fill in info
for container in containers:
info[container] = {}
for column in header_indices:
end_i = header_indices[column] + len(column)
info[container][column] = header[header_indices[column]:end_i]
debug = True
if debug:
print('Raw info:\n', raw_info)
print('Header:\n', header)
print('Header indices:\n', header_indices)
print('Containers:\n', containers)
print('Info:\n', info)
return info
docker_info()