start_server - a superdaemon for hot-deploying server programs
start_server [options] -- server-prog server-arg1 server-arg2 ...
# start Plack using Starlet listening at TCP port 8000
start_server --port=8000 -- plackup -s Starlet --max-workers=100 index.psgi
This script is a frontend of Server::Starter. For more information please refer to the documentation of the module.
TCP port to listen to (if omitted, will not bind to any ports)
path at where to listen using unix socket (optional)
working directory, start_server do chdir to before exec (optional)
minimum interval to respawn the server program (default: 1)
name of the signal to be sent to the server process when start_server receives a SIGHUP (default: SIGTERM). If you use this option, be sure to also use --signal-on-term below.
name of the signal to be sent to the server process when start_server receives a SIGTERM (default: SIGTERM)
if set, writes the process id of the start_server process to the file
if set, writes the status of the server process(es) to the file
directory that contains environment variables to the server processes. It is intended for use with envdir in daemontools. This can be overwritten by environment variable ENVDIR.
enables automatic restart by time. This can be overwritten by environment variable ENABLE_AUTO_RESTART.
automatic restart interval (default 360). It is used with --enable-auto-restart option. This can be overwritten by environment variable AUTO_RESTART_INTERVAL.
time to suspend to send a signal to the old worker. The default value is 5 when --enable-auto-restart is set, 0 otherwise. This can be overwritten by environment variable KILL_OLD_DELAY.
this is a wrapper command that reads the pid of the start_server process from --pid-file, sends SIGHUP to the process and waits until the server(s) of the older generation(s) die by monitoring the contents of the --status-file
prints this help
prints the version number
This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
To install Server::Starter, copy and paste the appropriate command in to your terminal.
perl -MCPAN -e shell
For more information on module installation, please visit the detailed CPAN module installation guide.