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feat: add check for no running containers #94

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feat: add check for no running containers #94

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22 changes: 22 additions & 0 deletions check_docker/check_docker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -694,6 +694,19 @@ def check_cpu(container, thresholds):
min=0, max=max)


def check_no_running():
"""Check if any containers are running."""

containers = get_containers('all', True)
running_containers = [c for c in containers if get_container_info(c)['State']['Running']]

if running_containers:
container_names = ', '.join(c for c in running_containers)
critical(f"Running containers detected: {container_names}")
else:
ok("No containers are running.")


def process_args(args):
parser = argparse.ArgumentParser(description='Check docker containers.')

Expand Down Expand Up @@ -752,6 +765,12 @@ def process_args(args):
action='store_true',
help='Modifies --containers so that each RegEx must match at least one container.')

# No running containers
parser.add_argument('--no-running',
dest='no_running',
action='store_true',
help='Check that no containers are running.')

# Threads
parser.add_argument('--threads',
dest='threads',
Expand Down Expand Up @@ -935,6 +954,9 @@ def perform_checks(raw_args):

# Here is where all the work happens
#############################################################################################
if args.no_running:
check_no_running()

containers = get_containers(args.containers, args.present)

if len(containers) == 0 and not args.present:
Expand Down