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Merge pull request #115 from euberdeveloper/main

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Add env support
This commit is contained in:
Piero Toffanin 2021-07-13 19:13:32 -05:00 committed by GitHub
parent cd42f91292 b56245ca14
commit ba6b2ab5a1
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 136 additions and 15 deletions
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119
app/default_values.py Normal file
View file

@ -0,0 +1,119 @@
import os
_prefix = 'LT_'
def _get_value_str(name, default_value):
env_value = os.environ.get(name)
return default_value if env_value is None else env_value
def _get_value_int(name, default_value):
try:
return int(os.environ[name])
except:
return default_value
def _get_value_bool(name, default_value):
env_value = os.environ.get(name)
if env_value in ['FALSE', 'False', 'false', '0']:
return False
if env_value in ['TRUE', 'True', 'true', '1']:
return True
return default_value
def _get_value(name, default_value, value_type):
env_name = _prefix + name
if value_type == 'str':
return _get_value_str(env_name, default_value)
if value_type == 'int':
return _get_value_int(env_name, default_value)
if value_type == 'bool':
return _get_value_bool(env_name, default_value)
return default_value
_default_options_objects = [
{
'name': 'HOST',
'default_value': '127.0.0.1',
'value_type': 'str'
},
{
'name': 'PORT',
'default_value': 5000,
'value_type': 'int'
},
{
'name': 'CHAR_LIMIT',
'default_value': -1,
'value_type': 'int'
},
{
'name': 'REQ_LIMIT',
'default_value': -1,
'value_type': 'int'
},
{
'name': 'DAILY_REQ_LIMIT',
'default_value': -1,
'value_type': 'int'
},
{
'name': 'REQ_FLOOD_THRESHOLD',
'default_value': -1,
'value_type': 'int'
},
{
'name': 'BATCH_LIMIT',
'default_value': -1,
'value_type': 'int'
},
{
'name': 'GA_ID',
'default_value': None,
'value_type': 'str'
},
{
'name': 'DEBUG',
'default_value': False,
'value_type': 'bool'
},
{
'name': 'SSL',
'default_value': None,
'value_type': 'bool'
},
{
'name': 'FRONTEND_LANGUAGE_SOURCE',
'default_value': 'en',
'value_type': 'str'
},
{
'name': 'FRONTEND_LANGUAGE_TARGET',
'default_value': 'es',
'value_type': 'str'
},
{
'name': 'FRONTEND_TIMEOUT',
'default_value': 500,
'value_type': 'int'
},
{
'name': 'API_KEYS',
'default_value': False,
'value_type': 'bool'
},
{
'name': 'REQUIRE_API_KEY_ORIGIN',
'default_value': '',
'value_type': 'str'
},
{
'name': 'LOAD_ONLY',
'default_value': None,
'value_type': 'str'
}
]
DEFAULT_ARGUMENTS = { obj['name']:_get_value(**obj) for obj in _default_options_objects}
print(DEFAULT_ARGUMENTS)

32
app/main.py
View file

@ -3,6 +3,7 @@ import sys
import operator
from app.app import create_app
from app.default_values import DEFAULT_ARGUMENTS as DEFARGS
def main():
@ -10,40 +11,40 @@ def main():
description="LibreTranslate - Free and Open Source Translation API"
)
parser.add_argument(
"--host", type=str, help="Hostname (%(default)s)", default="127.0.0.1"
"--host", type=str, help="Hostname (%(default)s)", default=DEFARGS['HOST']
)
parser.add_argument("--port", type=int, help="Port (%(default)s)", default=5000)
parser.add_argument("--port", type=int, help="Port (%(default)s)", default=DEFARGS['PORT'])
parser.add_argument(
"--char-limit",
default=-1,
default=DEFARGS['CHAR_LIMIT'],
type=int,
metavar="<number of characters>",
help="Set character limit (%(default)s)",
)
parser.add_argument(
"--req-limit",
default=-1,
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(
"--daily-req-limit",
default=-1,
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=-1,
default=DEFARGS['REQ_FLOOD_THRESHOLD'],
type=int,
metavar="<number>",
help="Set the maximum number of request limit offences per 4 weeks that a client can exceed before being banned. (%(default)s)",
)
parser.add_argument(
"--batch-limit",
default=-1,
default=DEFARGS['BATCH_LIMIT'],
type=int,
metavar="<number of texts>",
help="Set maximum number of texts to translate in a batch request (%(default)s)",
@ -51,52 +52,53 @@ def main():
parser.add_argument(
"--ga-id",
type=str,
default=None,
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=False, action="store_true", help="Enable debug environment"
"--debug", default=DEFARGS['DEBUG'], action="store_true", help="Enable debug environment"
)
parser.add_argument(
"--ssl", default=None, action="store_true", help="Whether to enable SSL"
"--ssl", default=DEFARGS['SSL'], action="store_true", help="Whether to enable SSL"
)
parser.add_argument(
"--frontend-language-source",
type=str,
default="en",
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="es",
default=DEFARGS['FRONTEND_LANGUAGE_TARGET'],
metavar="<language code>",
help="Set frontend default language - target (%(default)s)",
)
parser.add_argument(
"--frontend-timeout",
type=int,
default=500,
default=DEFARGS['FRONTEND_TIMEOUT'],
metavar="<milliseconds>",
help="Set frontend translation timeout (%(default)s)",
)
parser.add_argument(
"--api-keys",
default=False,
default=DEFARGS['API_KEYS'],
action="store_true",
help="Enable API keys database for per-user rate limits lookup",
)
parser.add_argument(
"--require-api-key-origin",
type=str,
default="",
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(
"--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)",
)