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Fix the s6 handling

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This changes the default s6 service directory to /var/svc.d, also
it changes the code to work with the individual services instead of
forcing a rescan when a service is started or stopped.
This commit is contained in:
William Hubbs 2015-05-13 14:47:35 -05:00
parent c2abf4b436
commit e372f97beb
3 changed files with 21 additions and 19 deletions
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2
man/openrc-run.8
View File

@ -114,7 +114,7 @@ in this release is S6 from Skarnet software. To use this, set
supervisor=s6.
.It Ar s6_service_path
The path to the s6 service directory if you are monitoring this service
with S6. The default is /etc/svc.d/${RC_SVCNAME}.
with S6. The default is /var/svc.d/${RC_SVCNAME}.
.It Ar s6_svwait_options_start
The options to pass to s6-svwait when starting the service via s6.
.It Ar s6_svwait_options_stop

4
s6-guide.md
View File

@ -37,10 +37,10 @@ s6_service_path - the path to the s6 service directory
s6_svwait_options_start - the options to pass to s6-svwait when starting
s6_svwait_options_stop - the options to pass to s6-svwait when stopping.
The s6_service_path variable defaults to /etc/svc.d/${RC_SVCNAME} if it
The s6_service_path variable defaults to /var/svc.d/${RC_SVCNAME} if it
is not set in the service script. For example, if you want a service
script called /etc/init.d/foobar to use s6 to monitor its daemon, the s6
service should be the directory /etc/svc.d/foobar.
service should be the directory /var/svc.d/foobar.
See the documentation for s6 for more information about s6 service
directories.

34
sh/s6.sh
View File

@ -2,7 +2,7 @@
# Copyright (c) 2015 William Hubbs <w.d.hubbs@gmail.com>
# Released under the 2-clause BSD license.
[ -z "${s6_service_path}" ] && s6_service_path="/etc/svc.d/${RC_SVCNAME}"
[ -z "${s6_service_path}" ] && s6_service_path="/var/svc.d/${RC_SVCNAME}"
s6_start()
{
@ -10,16 +10,17 @@ s6_start()
eerror "${s6_service_path} does not exist."
return 1
fi
local rc
s6_service_link="${RC_SVCDIR}/s6-scan/${s6_service_path##*/}"
ebegin "Starting ${name:-$RC_SVCNAME}"
ln -sf "${s6_service_path}" "${RC_SVCDIR}"/s6-scan
s6-svscanctl -an "${RC_SVCDIR}"/s6-scan
rc=$?
ln -sf "${s6_service_path}" "${s6_service_link}"
s6-svc -u "${s6_service_link}"
if [ -n "$s6_svwait_options_start" ]; then
s6-svwait ${s6_svwait_options_start} "${s6_service_path}"
rc=$?
s6-svwait ${s6_svwait_options_start} "${s6_service_link}"
fi
eend $rc "Failed to start $RC_SVCNAME"
sleep 1.5
set -- $(s6-svstat "${s6_service_link}")
[ "$1" = "up" ]
eend $? "Failed to start $RC_SVCNAME"
}
s6_stop()
@ -28,19 +29,20 @@ s6_stop()
eerror "${s6_service_path} does not exist."
return 1
fi
local rc
s6_service_link="${RC_SVCDIR}/s6-scan/${s6_service_path##*/}"
ebegin "Stopping ${name:-$RC_SVCNAME}"
rm -rf "${RC_SVCDIR}/s6-scan/${s6_service_path##*/}"
s6-svscanctl -an "${RC_SVCDIR}"/s6-scan
rc=$?
s6-svc -d "${s6_service_link}"
if [ -n "$s6_svwait_options_stop" ]; then
s6-svwait ${s6_svwait_options_stop} "${s6_service_path}"
rc=$?
s6-svwait ${s6_svwait_options_stop} "${s6_service_link}"
fi
eend $rc "Failed to stop $RC_SVCNAME"
sleep 1.5
set -- $(s6-svstat "${s6_service_link}")
[ "$1" = "down" ] && rm -fr "${s6_service_link}"
eend $? "Failed to stop $RC_SVCNAME"
}
s6_status()
{
s6-svstat "${s6_service_path}"
s6_service_link="${RC_SVCDIR}/s6-scan/${s6_service_path##*/}"
s6-svstat "${s6_service_link}"
}