def main():
with open("container_config.json", "r") as f:
container_config = json.load(f)
container_type = container_config["container_type"]
container_name = container_config["container_name"]
connection_configuration = container_config["connection_configuration"]
if container_type != "docker":
raise Exception("Monitoring container type [%s], not yet implemented." % container_type)
ports_raw = None
try:
while True:
ports_command = docker_util.build_docker_simple_command("port", container_name=container_name, **connection_configuration)
with tempfile.TemporaryFile() as stdout_file:
exit_code = subprocess.call(ports_command,
shell=True,
stdout=stdout_file,
preexec_fn=os.setpgrp)
if exit_code == 0:
stdout_file.seek(0)
ports_raw = stdout_file.read()
break
if ports_raw is not None:
with open("container_runtime.json", "w") as f:
json.dump(docker_util.parse_port_text(ports_raw), f)
else:
raise Exception("Failed to recover ports...")
except Exception as e:
with open("exception.txt", "w") as f:
f.write(str(e))
def parse_ports(container_name, connection_configuration):
while True:
ports_command = docker_util.build_docker_simple_command("port", container_name=container_name, **connection_configuration)
with tempfile.TemporaryFile(prefix="docker_port_") as stdout_file:
exit_code = subprocess.call(ports_command,
shell=True,
stdout=stdout_file,
preexec_fn=os.setpgrp)
if exit_code == 0:
stdout_file.seek(0)
ports_raw = stdout_file.read().decode('utf-8')
return ports_raw