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| author | Laurent Bercot <ska-skaware@skarnet.org> | 2018-06-15 12:36:00 +0000 |
|---|---|---|
| committer | Laurent Bercot <ska-skaware@skarnet.org> | 2018-06-15 12:36:00 +0000 |
| commit | 50a00de6e4aa6337b17a179019ec7689a2cc6b6d (patch) | |
| tree | 64436fc16abf67e0880c22231a58a12ef06d8469 /doc/s6-svc.html | |
| parent | 6577467acca3fd281273b95c3906a85dbf19e6f8 (diff) | |
| download | s6-50a00de6e4aa6337b17a179019ec7689a2cc6b6d.tar.gz s6-50a00de6e4aa6337b17a179019ec7689a2cc6b6d.tar.xz s6-50a00de6e4aa6337b17a179019ec7689a2cc6b6d.zip | |
Down signal customization: add ./down-signal file and s6-svc -r
Diffstat (limited to 'doc/s6-svc.html')
| -rw-r--r-- | doc/s6-svc.html | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/doc/s6-svc.html b/doc/s6-svc.html index 22a4f68..c1e617f 100644 --- a/doc/s6-svc.html +++ b/doc/s6-svc.html @@ -28,7 +28,7 @@ knowing their PIDs, and without using horrible hacks such as .pid files. <h2> Interface </h2> <pre> - s6-svc [ -wu | -wU | -wd | -wD | -wr | -wR ] [ -T <em>timeout</em> ] [ -abqhkti12pcyoduxO ] <em>servicedir</em> + s6-svc [ -wu | -wU | -wd | -wD | -wr | -wR ] [ -T <em>timeout</em> ] [ -abqhkti12pcyoduxOr ] <em>servicedir</em> </pre> <p> @@ -55,7 +55,10 @@ a command, or 100 if no s6-supervise process is running on <em>servicedir</em>. <li> <tt>-y</tt> : send a SIGWINCH to the supervised process </li> <li> <tt>-o</tt> : once. Equivalent to "-uO". </li> <li> <tt>-d</tt> : down. If the supervised process is up, send it -a SIGTERM and a SIGCONT. Do not restart it. </li> +a SIGTERM (by default) then a SIGCONT (to make sure even stopped processes +receive the signal aimed to kill them) and do not restart it. +The SIGTERM default can be changed by editing the <tt>./down-signal</tt> +file in the <a href="servicedir.html">service directory</a>. </li> <li> <tt>-u</tt> : up. If the supervised process is down, start it. Automatically restart it when it dies. </li> <li> <tt>-x</tt> : exit. When the service is asked to be down and @@ -71,6 +74,11 @@ stdin, stdout and stderr redirected to <tt>/dev/null</tt>. </li> <li> <tt>-O</tt> : mark the service to run once at most. iow: do not restart the supervised process when it dies. If it is down when the command is received, do not even start it. </li> + <li> <tt>-r</tt> : If the service is up, restart it, by sending it a +signal to kill it and letting <a href="s6-supervise.html">s6-supervise</a> +start it again. By default, the signal is a SIGTERM; this can be configured +via the <tt>./down-signal</tt> file in the <a href="servicedir.html">service +directory</a>. </li> <li> <tt>-T <em>timeout</em></tt> : if the <tt>-w<em>state</em></tt> option has been given, <tt>-T</tt> specifies a timeout (in milliseconds) after which s6-svc will exit 1 with an error message if @@ -106,7 +114,7 @@ service directory. Traditionally, this makes web servers reload their configuration file. </p> -<pre> s6-svc -t /service/sshd </pre> +<pre> s6-svc -r /service/sshd </pre> <p> Kill (and automatically restart, if the wanted state of the service is up) the process represented by the <tt>/service/sshd</tt> service directory - |