Man page - uvicorn(1)

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Package: uvicorn
apt-get install uvicorn

Manuals in package:

uvicorn(1)

Documentations in package:

uvicorn

Manual

RUNNING

NAME
SYNOPSIS
OPTIONS
SEE ALSO

NAME

Running - ASGI server implementation, using uvloop and httptools

SYNOPSIS

uvicorn [ OPTIONS ] APP

OPTIONS

--host TEXT

Bind socket to this host. [default: 127.0.0.1]

--port INTEGER

Bind socket to this port. If 0, an available port will be picked. [default: 8000]

--uds TEXT

Bind to a UNIX domain socket.

--fd INTEGER

Bind to socket from this file descriptor.

--reload

Enable auto-reload.

--reload-dir PATH

Set reload directories explicitly, instead of using the current working directory.

--reload-include TEXT

Set glob patterns to include while watching for files. Includes ’*.py’ by default; these defaults can be overridden with ‘--reloadexclude‘. This option has no effect unless watchfiles is installed.

--reload-exclude TEXT

Set glob patterns to exclude while watching for files. Includes ’.*, .py[cod], .sw.*, ˜*’ by default; these defaults can be overridden with ‘--reload-include‘. This option has no effect unless watchfiles is installed.

--reload-delay FLOAT

Delay between previous and next check if application needs to be. Defaults to 0.25s. [default: 0.25]

--workers INTEGER

Number of worker processes. Defaults to the $WEB_CONCURRENCY environment variable if available, or 1. Not valid with --reload .

--loop [auto|asyncio|uvloop]

Event loop implementation. [default: auto]

--http [auto|h11|httptools]

HTTP protocol implementation. [default: auto]

--ws [auto|none|websockets|wsproto]

WebSocket protocol implementation. [default: auto]

--ws-max-size INTEGER

WebSocket max size message in bytes [default: 16777216]

--ws-max-queue INTEGER

The maximum length of the WebSocket message queue. [default: 32]

--ws-ping-interval FLOAT

WebSocket ping interval in seconds. [default: 20.0]

--ws-ping-timeout FLOAT

WebSocket ping timeout in seconds. [default: 20.0]

--ws-per-message-deflate BOOLEAN

WebSocket per-message-deflate compression [default: True]

--lifespan [auto|on|off]

Lifespan implementation. [default: auto]

--interface [auto|asgi3|asgi2|wsgi]

Select ASGI3, ASGI2, or WSGI as the application interface. [default: auto]

--env-file PATH

Environment configuration file.

--log-config PATH

Logging configuration file. Supported formats: .ini, .json, .yaml.

Log level. [default: info]

--access-log / --no-access-log

Enable/Disable access log.

--use-colors / --no-use-colors

Enable/Disable colorized logging.

--proxy-headers / --no-proxy-headers

Enable/Disable X-Forwarded-Proto, X-Forwarded-For, X-Forwarded-Port to populate remote address info.

--server-header / --no-server-header

Enable/Disable default Server header.

--date-header / --no-date-header

Enable/Disable default Date header.

--forwarded-allow-ips TEXT

Comma separated list of IP Addresses, IP Networks, or literals (e.g. UNIX Socket path) to trust with proxy headers. Defaults to the $FORWARDED_ALLOW_IPS environment variable if available, or ’127.0.0.1’. The literal ’*’ means trust everything.

--root-path TEXT

Set the ASGI ’root_path’ for applications submounted below a given URL path.

--limit-concurrency INTEGER

Maximum number of concurrent connections or tasks to allow, before issuing HTTP 503 responses.

--backlog INTEGER

Maximum number of connections to hold in backlog

--limit-max-requests INTEGER

Maximum number of requests to service before terminating the process.

--timeout-keep-alive INTEGER

Close Keep-Alive connections if no new data is received within this timeout. [default: 5]

--timeout-graceful-shutdown INTEGER

Maximum number of seconds to wait for graceful shutdown.

--ssl-keyfile TEXT

SSL key file

--ssl-certfile TEXT

SSL certificate file

--ssl-keyfile-password TEXT

SSL keyfile password

--ssl-version INTEGER

SSL version to use (see stdlib ssl module’s) [default: 17]

--ssl-cert-reqs INTEGER

Whether client certificate is required (see stdlib ssl module’s) [default: 0]

--ssl-ca-certs TEXT

CA certificates file

--ssl-ciphers TEXT

Ciphers to use (see stdlib ssl module’s) [default: TLSv1]

--header TEXT

Specify custom default HTTP response headers as a Name:Value pair

--version

Display the uvicorn version and exit.

--app-dir TEXT

Look for APP in the specified directory, by adding this to the PYTHONPATH. Defaults to the current working directory. [default: ""]

--h11-max-incomplete-event-size INTEGER

For h11, the maximum number of bytes to buffer of an incomplete event.

--factory

Treat APP as an application factory, i.e. a () -> <ASGI app> callable.

--help

Show this message and exit.