def get_server_version():
try:
# try to extract from existing running container
container_name = get_main_container_name()
version, _ = DOCKER_CLIENT.exec_in_container(
container_name,
interactive=True,
command=["bin/localstack", "--version"])
version = to_str(version).strip().splitlines()[-1]
return version
except ContainerException:
try:
# try to extract by starting a new container
img_name = get_docker_image_to_start()
version, _ = DOCKER_CLIENT.run_container(
img_name,
remove=True,
interactive=True,
entrypoint="",
command=["bin/localstack", "--version"],
)
version = to_str(version).strip().splitlines()[-1]
return version
except ContainerException:
# fall back to default constant
return constants.VERSION
def start_infra_in_docker():
container_name = config.MAIN_CONTAINER_NAME
if DOCKER_CLIENT.is_container_running(container_name):
raise Exception('LocalStack container named "%s" is already running' % container_name)
if config.TMP_FOLDER != config.HOST_TMP_FOLDER and not config.LAMBDA_REMOTE_DOCKER:
print(
f"WARNING: The detected temp folder for localstack ({config.TMP_FOLDER}) is not equal to the "
f"HOST_TMP_FOLDER environment variable set ({config.HOST_TMP_FOLDER})."
) # Logger is not initialized at this point, so the warning is displayed via print
os.environ[ENV_SCRIPT_STARTING_DOCKER] = "1"
# load plugins before starting the docker container
plugin_configs = load_plugins()
# prepare APIs
canonicalize_api_names()
entrypoint = os.environ.get("ENTRYPOINT", "")
cmd = os.environ.get("CMD", "")
user_flags = config.DOCKER_FLAGS
image_name = get_docker_image_to_start()
service_ports = config.SERVICE_PORTS
force_noninteractive = os.environ.get("FORCE_NONINTERACTIVE", "")
# get run params
plugin_run_params = " ".join(
[entry.get("docker", {}).get("run_flags", "") for entry in plugin_configs]
)
# container for port mappings
port_mappings = PortMappings(bind_host=config.EDGE_BIND_HOST)
# get port ranges defined via DOCKER_FLAGS (if any)
user_flags = extract_port_flags(user_flags, port_mappings)
plugin_run_params = extract_port_flags(plugin_run_params, port_mappings)
# construct default port mappings
if service_ports.get("edge") == 0:
service_ports.pop("edge")
for port in service_ports.values():
port_mappings.add(port)
env_vars = {}
for env_var in config.CONFIG_ENV_VARS:
value = os.environ.get(env_var, None)
if value is not None:
env_vars[env_var] = value
bind_mounts = []
data_dir = os.environ.get("DATA_DIR", None)
if data_dir is not None:
container_data_dir = "/tmp/localstack_data"
bind_mounts.append((data_dir, container_data_dir))
env_vars["DATA_DIR"] = container_data_dir
bind_mounts.append((config.TMP_FOLDER, "/tmp/localstack"))
bind_mounts.append((config.DOCKER_SOCK, config.DOCKER_SOCK))
env_vars["DOCKER_HOST"] = f"unix://{config.DOCKER_SOCK}"
env_vars["HOST_TMP_FOLDER"] = config.HOST_TMP_FOLDER
if config.DEVELOP:
port_mappings.add(config.DEVELOP_PORT)
docker_cmd = [config.DOCKER_CMD, "run"]
if not force_noninteractive and not in_ci():
docker_cmd.append("-it")
if entrypoint:
docker_cmd += shlex.split(entrypoint)
if env_vars:
docker_cmd += [item for k, v in env_vars.items() for item in ["-e", "{}={}".format(k, v)]]
if user_flags:
docker_cmd += shlex.split(user_flags)
if plugin_run_params:
docker_cmd += shlex.split(plugin_run_params)
docker_cmd += ["--rm", "--privileged"]
docker_cmd += ["--name", container_name]
docker_cmd += port_mappings.to_list()
docker_cmd += [
volume
for host_path, docker_path in bind_mounts
for volume in ["-v", f"{host_path}:{docker_path}"]
]
docker_cmd.append(image_name)
docker_cmd += shlex.split(cmd)
mkdir(config.TMP_FOLDER)
try:
run(["chmod", "-R", "777", config.TMP_FOLDER], print_error=False, shell=False)
except Exception:
pass
class ShellRunnerThread(threading.Thread):
def __init__(self, cmd):
threading.Thread.__init__(self)
self.daemon = True
self.cmd = cmd
def run(self):
self.process = run(self.cmd, asynchronous=True, shell=False)
# keep this print output here for debugging purposes
print(docker_cmd)
t = ShellRunnerThread(docker_cmd)
t.start()
time.sleep(2)
if DO_CHMOD_DOCKER_SOCK:
# fix permissions on /var/run/docker.sock
for i in range(0, 100):
if DOCKER_CLIENT.is_container_running(container_name):
break
time.sleep(2)
DOCKER_CLIENT.exec_in_container(
container_name, command=["chmod", "777", "/var/run/docker.sock"], user="******"
)
t.process.wait()
sys.exit(t.process.returncode)
