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.\" (C) 2017-2024 NGINX, Inc.
.\" (C) 2017-2024 Andrei Zeliankou
.\" (C) 2018-2024 Konstantin Pavlov
.\" (C) 2021-2024 Zhidao Hong
.\" (C) 2022-2024 Andrew Clayton
.\" (C) 2022-2024 Liam Crilly
.\" (C) 2023-2024 Dan Callahan
.\" (C) 2023-2024 Danielle De Leo
.\" (C) 2023-2024 Dylan Arbour
.\" (C) 2023-2024 Gabor Javorszky
.\" (C) 2023-2024 Igor Ippolitov
.\" (C) 2023-2024 Taryn Musgrave
.\" (C) 2021-2023 Alejandro Colomar
.\" (C) 2017-2022 Valentin V. Bartenev
.\" (C) 2017-2022 Max Romanov
.\" (C) 2021-2022 Oisín Canty
.\" (C) 2017-2021 Igor Sysoev
.\" (C) 2017-2021 Andrei Belov
.\" (C) 2019-2021 Tiago Natel de Moura
.\" (C) 2019-2020 Axel Duch
.\" (C) 2018-2019 Alexander Borisov
.\"
.Dd 2023-04-26
.Dt unitd 8
.Os NGINX Unit
.Sh Name
.Nm unitd
.Nd "runs the NGINX Unit daemon"
.Sh Synopsis
.Nm
.Op Fl Fl no-daemon
.Op Fl Fl control Ar socket
.Op Fl Fl control-mode Ar mode
.Op Fl Fl control-user Ar user
.Op Fl Fl control-group Ar group
.Op Fl Fl group Ar name
.Op Fl Fl user Ar name
.Op Fl Fl log Ar file
.Op Fl Fl modulesdir Ar directory
.Op Fl Fl pid Ar file
.Op Fl Fl statedir Ar directory
.Nm
.Op Fl h | Fl Fl help | Fl Fl version
.Sh Description
NGINX Unit is a polyglot app server, a reverse proxy, and a static file server
for UNIX-like systems.
It was built by
.Xr nginx 8
team members from
scratch to be highly efficient and fully configurable at runtime.
.Sh Options
.Bl -tag -width indent
.It Fl h , Fl Fl help
Displays a summary of Unit's command-line options and their
compile-time defaults.
.It Fl Fl version
Displays Unit's version and the
.Pa ./configure
settings it was built with.
.It Fl Fl no-daemon
Runs Unit in non-daemon mode.
.It Fl Fl control Ar socket
Overrides the control API's socket address in IPv4, IPv6,
or UNIX-domain format.
.It Fl Fl control-mode Ar mode
Sets the permission of the UNIX-domain control socket.
.It Fl Fl control-user Ar user
Sets the owner of the UNIX-domain control socket.
.It Fl Fl control-group Ar group
Sets the group of the UNIX-domain control socket.
.It Fl Fl group Ar name , Fl Fl user Ar name
Override group name and user name used to run Unit's non-privileged processes.
.It Fl Fl log Ar file
Overrides the pathname for Unit's log.
.It Fl Fl modulesdir Ar directory
Overrides the directory path for Unit's language modules
.Po Pa *.unit.so
.Pc files .
.It Fl Fl pid Ar file
Overrides the pathname for the PID file of Unit's main process.
.It Fl Fl statedir Ar directory
Overrides the directory path for Unit's state storage.
.El
.Sh Exit status
Exit status is 0 on success, or 1 if the daemon encounters an error.
.Sh Files
.Bl -tag -width indent
.It Pa %%PID_PATH%%
The PID file of Unit's main process.
.It Pa %%ERROR_LOG_PATH%%
A general-purpose log for diagnostics and troubleshooting.
.El
.Sh Sockets
.Bl -tag -width indent
.It Pa %%SOCKET_PATH%%
The socket address of Unit's control API.
.El
.Sh Copyright
.nf
(C) 2017-2024 NGINX, Inc.
(C) 2017-2024 Andrei Zeliankou
(C) 2018-2024 Konstantin Pavlov
(C) 2021-2024 Zhidao Hong
(C) 2022-2024 Andrew Clayton
(C) 2022-2024 Liam Crilly
(C) 2023-2024 Dan Callahan
(C) 2023-2024 Danielle De Leo
(C) 2023-2024 Dylan Arbour
(C) 2023-2024 Gabor Javorszky
(C) 2023-2024 Igor Ippolitov
(C) 2023-2024 Taryn Musgrave
(C) 2021-2023 Alejandro Colomar
(C) 2017-2022 Valentin V. Bartenev
(C) 2017-2022 Max Romanov
(C) 2021-2022 Oisín Canty
(C) 2017-2021 Igor Sysoev
(C) 2017-2021 Andrei Belov
(C) 2019-2021 Tiago Natel de Moura
(C) 2019-2020 Axel Duch
(C) 2018-2019 Alexander Borisov
.fi
.Pp
SPDX-License-Identifier: Apache-2.0
.Sh See also
.Lk https://unit.nginx.org Website
.Pp
.Lk https://mailman.nginx.org/mailman/listinfo/unit "User mailing list"
.Pp
.Lk https://github.com/nginx/unit GitHub
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