mirror of
https://github.com/LibreTranslate/LibreTranslate.git
synced 2024-11-14 12:11:09 +00:00
253 lines
9 KiB
Python
253 lines
9 KiB
Python
import argparse
|
|
import operator
|
|
import sys
|
|
|
|
from libretranslate.app import create_app
|
|
from libretranslate.default_values import DEFAULT_ARGUMENTS as DEFARGS
|
|
|
|
|
|
def get_args():
|
|
parser = argparse.ArgumentParser(
|
|
description="LibreTranslate - Free and Open Source Translation API"
|
|
)
|
|
parser.add_argument(
|
|
"--host", type=str, help="Hostname (%(default)s)", default=DEFARGS['HOST']
|
|
)
|
|
parser.add_argument("--port", type=int, help="Port (%(default)s)", default=DEFARGS['PORT'])
|
|
parser.add_argument(
|
|
"--char-limit",
|
|
default=DEFARGS['CHAR_LIMIT'],
|
|
type=int,
|
|
metavar="<number of characters>",
|
|
help="Set character limit (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--req-limit",
|
|
default=DEFARGS['REQ_LIMIT'],
|
|
type=int,
|
|
metavar="<number>",
|
|
help="Set the default maximum number of requests per minute per client (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--req-limit-storage",
|
|
default=DEFARGS['REQ_LIMIT_STORAGE'],
|
|
type=str,
|
|
metavar="<Storage URI>",
|
|
help="Storage URI to use for request limit data storage. See https://flask-limiter.readthedocs.io/en/stable/configuration.html. (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--hourly-req-limit",
|
|
default=DEFARGS['HOURLY_REQ_LIMIT'],
|
|
type=int,
|
|
metavar="<number>",
|
|
help="Set the default maximum number of requests per hour per client, in addition to req-limit. (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--hourly-req-limit-decay",
|
|
default=DEFARGS['HOURLY_REQ_LIMIT_DECAY'],
|
|
type=int,
|
|
metavar="<number>",
|
|
help="When used in combination with hourly-req-limit, adds additional hourly restrictions that logaritmically decrease for each additional hour. (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--daily-req-limit",
|
|
default=DEFARGS['DAILY_REQ_LIMIT'],
|
|
type=int,
|
|
metavar="<number>",
|
|
help="Set the default maximum number of requests per day per client, in addition to req-limit. (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--req-flood-threshold",
|
|
default=DEFARGS['REQ_FLOOD_THRESHOLD'],
|
|
type=int,
|
|
metavar="<number>",
|
|
help="Set the maximum number of request limit offences that a client can exceed before being banned. (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--req-time-cost",
|
|
default=DEFARGS['REQ_TIME_COST'],
|
|
type=int,
|
|
metavar="<number>",
|
|
help="Considers a time cost (in seconds) for request limiting purposes. If a request takes 10 seconds and this value is set to 5, the request cost is either 2 or the actual request cost (whichever is greater). (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--batch-limit",
|
|
default=DEFARGS['BATCH_LIMIT'],
|
|
type=int,
|
|
metavar="<number of texts>",
|
|
help="Set maximum number of texts to translate in a batch request (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--ga-id",
|
|
type=str,
|
|
default=DEFARGS['GA_ID'],
|
|
metavar="<GA ID>",
|
|
help="Enable Google Analytics on the API client page by providing an ID (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--debug", default=DEFARGS['DEBUG'], action="store_true", help="Enable debug environment"
|
|
)
|
|
parser.add_argument(
|
|
"--ssl", default=DEFARGS['SSL'], action="store_true", help="Whether to enable SSL"
|
|
)
|
|
parser.add_argument(
|
|
"--frontend-language-source",
|
|
type=str,
|
|
default=DEFARGS['FRONTEND_LANGUAGE_SOURCE'],
|
|
metavar="<language code>",
|
|
help="Set frontend default language - source (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--frontend-language-target",
|
|
type=str,
|
|
default=DEFARGS['FRONTEND_LANGUAGE_TARGET'],
|
|
metavar="<language code>",
|
|
help="Set frontend default language - target (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--frontend-timeout",
|
|
type=int,
|
|
default=DEFARGS['FRONTEND_TIMEOUT'],
|
|
metavar="<milliseconds>",
|
|
help="Set frontend translation timeout (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--api-keys",
|
|
default=DEFARGS['API_KEYS'],
|
|
action="store_true",
|
|
help="Enable API keys database for per-user rate limits lookup",
|
|
)
|
|
parser.add_argument(
|
|
"--api-keys-db-path",
|
|
default=DEFARGS['API_KEYS_DB_PATH'],
|
|
type=str,
|
|
help="Use a specific path inside the container for the local database. Can be absolute or relative (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--api-keys-remote",
|
|
default=DEFARGS['API_KEYS_REMOTE'],
|
|
type=str,
|
|
help="Use this remote endpoint to query for valid API keys instead of using the local database",
|
|
)
|
|
parser.add_argument(
|
|
"--get-api-key-link",
|
|
default=DEFARGS['GET_API_KEY_LINK'],
|
|
type=str,
|
|
help="Show a link in the UI where to direct users to get an API key",
|
|
)
|
|
parser.add_argument(
|
|
"--require-api-key-origin",
|
|
type=str,
|
|
default=DEFARGS['REQUIRE_API_KEY_ORIGIN'],
|
|
help="Require use of an API key for programmatic access to the API, unless the request origin matches this domain",
|
|
)
|
|
parser.add_argument(
|
|
"--require-api-key-secret",
|
|
default=DEFARGS['REQUIRE_API_KEY_SECRET'],
|
|
action="store_true",
|
|
help="Require use of an API key for programmatic access to the API, unless the client also sends a secret match",
|
|
)
|
|
parser.add_argument(
|
|
"--shared-storage",
|
|
type=str,
|
|
default=DEFARGS['SHARED_STORAGE'],
|
|
metavar="<Storage URI>",
|
|
help="Shared storage URI to use for multi-process data sharing (e.g. via gunicorn)",
|
|
)
|
|
parser.add_argument(
|
|
"--secondary",
|
|
default=DEFARGS['SECONDARY'],
|
|
action="store_true",
|
|
help="Mark this instance as a secondary instance to avoid conflicts with the primary node in multi-node setups",
|
|
)
|
|
parser.add_argument(
|
|
"--load-only",
|
|
type=operator.methodcaller("split", ","),
|
|
default=DEFARGS['LOAD_ONLY'],
|
|
metavar="<comma-separated language codes>",
|
|
help="Set available languages (ar,de,en,es,fr,ga,hi,it,ja,ko,pt,ru,zh)",
|
|
)
|
|
parser.add_argument(
|
|
"--alternatives-limit",
|
|
default=DEFARGS['ALTERNATIVES_LIMIT'],
|
|
type=int,
|
|
metavar="<maximum number of alternatives translations>",
|
|
help="Set the maximum number of supported alternative translations (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--threads",
|
|
default=DEFARGS['THREADS'],
|
|
type=int,
|
|
metavar="<number of threads>",
|
|
help="Set number of threads (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--suggestions", default=DEFARGS['SUGGESTIONS'], action="store_true", help="Allow user suggestions"
|
|
)
|
|
parser.add_argument(
|
|
"--disable-files-translation", default=DEFARGS['DISABLE_FILES_TRANSLATION'], action="store_true",
|
|
help="Disable files translation"
|
|
)
|
|
parser.add_argument(
|
|
"--disable-web-ui", default=DEFARGS['DISABLE_WEB_UI'], action="store_true", help="Disable web ui"
|
|
)
|
|
parser.add_argument(
|
|
"--update-models", default=DEFARGS['UPDATE_MODELS'], action="store_true", help="Update language models at startup"
|
|
)
|
|
parser.add_argument(
|
|
"--force-update-models", default=DEFARGS['FORCE_UPDATE_MODELS'], action="store_true", help="Install/Reinstall language models at startup"
|
|
)
|
|
parser.add_argument(
|
|
"--metrics",
|
|
default=DEFARGS['METRICS'],
|
|
action="store_true",
|
|
help="Enable the /metrics endpoint for exporting Prometheus usage metrics",
|
|
)
|
|
parser.add_argument(
|
|
"--metrics-auth-token",
|
|
default=DEFARGS['METRICS_AUTH_TOKEN'],
|
|
type=str,
|
|
help="Protect the /metrics endpoint by allowing only clients that have a valid Authorization Bearer token (%(default)s)",
|
|
)
|
|
parser.add_argument(
|
|
"--url-prefix",
|
|
default=DEFARGS['URL_PREFIX'],
|
|
type=str,
|
|
help="Add prefix to URL: example.com:5000/url-prefix/",
|
|
)
|
|
args = parser.parse_args()
|
|
if args.url_prefix and not args.url_prefix.startswith('/'):
|
|
args.url_prefix = '/' + args.url_prefix
|
|
return args
|
|
|
|
|
|
def main():
|
|
args = get_args()
|
|
app = create_app(args)
|
|
|
|
if '--wsgi' in sys.argv:
|
|
return app
|
|
else:
|
|
if args.debug and args.host == "*":
|
|
# '::' will listen on both ipv6 and ipv4
|
|
args.host = "::"
|
|
|
|
if args.debug:
|
|
app.run(host=args.host, port=args.port)
|
|
else:
|
|
from waitress import serve
|
|
|
|
url_scheme = "https" if args.ssl else "http"
|
|
print(f"Running on {url_scheme}://{args.host}:{args.port}{args.url_prefix}")
|
|
|
|
serve(
|
|
app,
|
|
host=args.host,
|
|
port=args.port,
|
|
url_scheme=url_scheme,
|
|
threads=args.threads
|
|
)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|