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authorLaurent Bercot <ska-skaware@skarnet.org>2023-10-03 01:21:59 +0000
committerLaurent Bercot <ska@appnovation.com>2023-10-03 01:21:59 +0000
commita68a432885e03663e4e3134439f0336e0a954607 (patch)
treec88d3176157a31a2bb2554985346b08d3faec319
parent1e940aea70bcf0ef5883a6ffa44b287665d68952 (diff)
downloads6-a68a432885e03663e4e3134439f0336e0a954607.tar.xz
Add note that s6-notifyoncheck must have the servicedir as cwd
Signed-off-by: Laurent Bercot <ska@appnovation.com>
-rw-r--r--doc/s6-notifyoncheck.html11
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/s6-notifyoncheck.html b/doc/s6-notifyoncheck.html
index 38efdcb..a4613e9 100644
--- a/doc/s6-notifyoncheck.html
+++ b/doc/s6-notifyoncheck.html
@@ -160,6 +160,17 @@ and runnable as that user. </li>
<li> Note that s6-notifyoncheck should be used to check if <em>the
current service itself</em> is running. You cannot use it to
poll for the readiness of another service. </li>
+ <li> s6-notifyoncheck must be run with the service directory as its
+current working directory. In other words: you cannot use <tt>cd</tt>
+in your run script before you execute the command line containing
+s6-notifyoncheck (else you will get a weird error message saying the
+supervisor is not running). If your service needs to run in a different
+working directory, you need to change working directories <em>after</em>
+the s6-notifyoncheck invocation. The
+<a href="//skarnet.org/software/execline/cd.html">cd</a> utility from
+the <a href="//skarnet.org/software/execline/">execline</a> package
+can be used to change working directories in the middle of a command
+line (and exec the rest of the command line) without invoking a shell. </li>
</ul>
</body>