Python script for checking podman container health

podman-is-healthy.py

#!/usr/bin/python3

import subprocess
import sys
import json

# command for gathering health information
# there are no checks and user is expected to pass valid information
# if container id is incorrect, script will return status code 1
command = ['podman', 'inspect', '--format', '\'{{.State.Health.Status}}\'', sys.argv[1]]

# run the command
process = subprocess.Popen(
	command,
	stdout=subprocess.PIPE,
	stderr=subprocess.PIPE,
)

stdout, stderr = process.communicate()

# parse the output
# result is received as a byte list
# status string is wrapped with single quotes and it ends with a new line
# those characters are removed and string is decoded
status = stdout[1:-2].decode('utf-8')

exit(0 if status == 'healthy' else 1)