Add restart_pre/restart_post support, also document RC_CMD

This commit is contained in:
Christian Ruppert 2012-09-22 16:57:46 +02:00
parent 0a132cdca5
commit 0406c6085b
2 changed files with 30 additions and 0 deletions

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@ -357,6 +357,9 @@ In a Gentoo Prefix installation, this variable contains the prefix
offset. Otherwise it is undefined. offset. Otherwise it is undefined.
.It Va RC_UNAME .It Va RC_UNAME
The result of `uname -s`. The result of `uname -s`.
.It Va RC_CMD
Name of the command like start, stop, restart, ...
RC_CMD is one way to determine whether it's a restart or normal start/stop.
.El .El
.Sh FILES .Sh FILES
.Pp .Pp
@ -444,6 +447,11 @@ depend()
need ${_need} need ${_need}
} }
restart_pre() {
# Verify a config and abort the restart in case it's not valid
...
}
start_pre() start_pre()
{ {
# Ensure that our dirs are correct # Ensure that our dirs are correct

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@ -285,15 +285,37 @@ while [ -n "$1" ]; do
case $1 in case $1 in
start|stop|status) verify_boot;; start|stop|status) verify_boot;;
esac esac
# FIXME: We may want to skip the start/stop _pre functions later
# restart_pre
if [ "${RC_CMD}" = "restart" ]; then
if [ "${1}" = "stop" -a "$(command -v "restart_pre")" = "restart_pre" ]; then
restart_pre || exit $?
fi
fi
# Execute _pre functions
if [ "$(command -v "$1_pre")" = "$1_pre" ] if [ "$(command -v "$1_pre")" = "$1_pre" ]
then then
"$1"_pre || exit $? "$1"_pre || exit $?
fi fi
# Execute the actual command/function, start, stop, ...
"$1" || exit $? "$1" || exit $?
# restart_post
if [ "${RC_CMD}" = "restart" ]; then
if [ "${1}" = "start" -a "$(command -v "restart_post")" = "restart_post" ]; then
restart_post || exit $?
fi
fi
# Execute the _post functions
if [ "$(command -v "$1_post")" = "$1_post" ] if [ "$(command -v "$1_post")" = "$1_post" ]
then then
"$1"_post || exit $? "$1"_post || exit $?
fi fi
shift shift
continue 2 continue 2
else else