def set_service_status(data):
command = data.get("command")
service = data.get("service")
service_ports = config.parse_service_ports()
if command == "start":
existing = service_ports.get(service)
port = DEFAULT_SERVICE_PORTS.get(service)
if existing:
status = get_service_status(service, port)
if status == "running":
return
key_upper = service.upper().replace("-", "_")
port_variable = "PORT_%s" % key_upper
service_list = os.environ.get("SERVICES", "").strip()
services = [e for e in re.split(r"[\s,]+", service_list) if e]
contained = [s for s in services if s.startswith(service)]
if not contained:
services.append(service)
config_listener.update_config_variable(port_variable, port)
new_service_list = ",".join(services)
os.environ["SERVICES"] = new_service_list
# TODO: expensive operation - check if we need to do this here for each service, should be optimized!
config.populate_configs()
LOG.info("Starting service %s on port %s" % (service, port))
SERVICE_PLUGINS[service].start(asynchronous=True)
return {}
def set_service_status(data):
command = data.get('command')
service = data.get('service')
service_ports = config.parse_service_ports()
if command == 'start':
existing = service_ports.get(service)
port = DEFAULT_SERVICE_PORTS.get(service)
if existing:
status = get_service_status(service, port)
if status == 'running':
return
key_upper = service.upper().replace('-', '_')
port_variable = 'PORT_%s' % key_upper
service_list = os.environ.get('SERVICES', '').strip()
services = [e for e in re.split(r'[\s,]+', service_list) if e]
contained = [s for s in services if s.startswith(service)]
if not contained:
services.append(service)
update_config_variable(port_variable, port)
new_service_list = ','.join(services)
os.environ['SERVICES'] = new_service_list
config.populate_configs()
LOG.info('Starting service %s on port %s' % (service, port))
SERVICE_PLUGINS[service].start(asynchronous=True)
return {}
def test_custom_port_mapping(self):
with temporary_env({"SERVICES": "foobar", "FOOBAR_PORT": "1234"}):
result = config.parse_service_ports()
assert len(result) == 1
assert "foobar" not in config.DEFAULT_SERVICE_PORTS
assert "foobar" in result
assert result["foobar"] == 1234
def get_services_status():
result = {}
for service, port in config.parse_service_ports().items():
status = get_service_status(service, port)
result[service] = {
'port': port,
'status': status
}
return result
def get_enabled_apis() -> Set[str]:
"""
Returns the list of APIs that are enabled through the SERVICES variable. If the SERVICES variable is empty,
then it will return all available services. Meta-services like "serverless" or "cognito", and dependencies are
resolved.
The result is cached, so it's safe to call. Clear the cache with get_enabled_apis.cache_clear().
"""
return resolve_apis(config.parse_service_ports().keys())
def test_custom_port_mapping_in_services_env(self):
with temporary_env({"SERVICES": "foobar:1235"}):
result = config.parse_service_ports()
assert len(result) == 1
assert "foobar" not in config.DEFAULT_SERVICE_PORTS
assert "foobar" in result
# FOOBAR_PORT cannot be parsed
assert result["foobar"] == 1235
def test_custom_service_default_port(self):
with temporary_env({"SERVICES": "foobar"}):
result = config.parse_service_ports()
assert len(result) == 1
assert "foobar" not in config.DEFAULT_SERVICE_PORTS
assert "foobar" in result
# foobar is not a default service so it is assigned 0
assert result["foobar"] == 0
def test_with_service_subset(self):
with temporary_env({"SERVICES": "s3,sqs"}):
result = config.parse_service_ports()
assert len(result) == 2
assert "s3" in result
assert "sqs" in result
assert result["s3"] == 4566
assert result["sqs"] == 4566
def get_service_status(service, port=None):
port = port or config.parse_service_ports().get(service)
status = 'disabled' if (
port or 0) <= 0 else 'running' if is_port_open(port) else 'stopped'
return status
def test_returns_default_service_ports(self):
result = config.parse_service_ports()
assert result == config.DEFAULT_SERVICE_PORTS
def get_service_status(service, port=None):
port = port or config.parse_service_ports().get(service)
status = "disabled" if (
port or 0) <= 0 else "running" if is_port_open(port) else "stopped"
return status
#!/usr/bin/python3.6
# return ports needed for services defined in SERVICES
from localstack import config, constants
for service, ports in config.parse_service_ports().items():
backend_port_varname = 'DEFAULT_PORT_' + service.upper() + '_BACKEND'
if (hasattr(constants, backend_port_varname)):
backend_port = getattr(constants, backend_port_varname)
ports = str(ports) + ' ' + str(backend_port)
print(service, ports)