s390utils/0010-improve-mon_statd-init...

190 lines
4.3 KiB
Diff

From 7cd1f2254e27cae8e061d1b42fa6c78bc10a5f39 Mon Sep 17 00:00:00 2001
From: =?utf-8?q?Dan=20Hor=C3=A1k?= <dan@danny.cz>
Date: Thu, 8 Oct 2009 10:29:23 +0200
Subject: [PATCH] improve mon_statd init script
- stop: do not print error messages if a daemon is not configured
- start: do not load module if no daemon is configured
- remove useless newlines
---
etc/init.d/mon_statd | 113 ++++++++++++++++++++++++++++----------------------
1 files changed, 64 insertions(+), 49 deletions(-)
diff --git a/etc/init.d/mon_statd b/etc/init.d/mon_statd
index 4d84b5b..60bcf00 100755
--- a/etc/init.d/mon_statd
+++ b/etc/init.d/mon_statd
@@ -22,7 +22,6 @@ PROCD_PATH=/usr/sbin/$PROCD
CONFIG_FILE=/etc/sysconfig/$DAEMON
FSSTATD_PID_FILE=/var/run/$FSSTATD.pid
PROCD_PID_FILE=/var/run/$PROCD.pid
-RETVAL=0
# source function library
. /lib/lsb/init-functions
@@ -32,68 +31,81 @@ if [ -f $CONFIG_FILE ]; then
. $CONFIG_FILE
fi
-start()
+load_kernel_module()
{
if [ ! -e /dev/monwriter ]; then
echo "Loading monwriter module..."
modprobe monwriter 2>&1
- if [ "$?" -ne 0 ]; then
+ if [ $? -ne 0 ]; then
+ exit 1
+ fi
+ udevsettle
+ if [ $? -ne 0 ]; then
exit 1
fi
- while [ ! -e /dev/monwriter ]; do
- sleep 0
- done
fi
+}
- if [ ! -f $FSSTATD_PID_FILE -a "$FSSTAT" = "yes" ]; then
- echo -n $"Starting $FSSTATD:"
- $FSSTATD_PATH -i $FSSTAT_INTERVAL
- if [ $? == 0 ]; then
+start_daemon()
+{
+ local daemon_name=$1
+ local daemon_interval=$2
+ local daemon_pid_file=$3
+ local daemon_path=$4
+
+ if [ ! -f $daemon_pid_file ]; then
+ load_kernel_module
+ echo -n "Starting $daemon_name:"
+ $daemon_path -i $daemon_interval
+ if [ $? -eq 0 ]; then
touch /var/lock/subsys/mon_statd
log_success_msg
else
log_failure_msg
fi
- elif [ "$FSSTAT" = "yes" ]; then
- echo "$FSSTATD (pid $(cat $FSSTATD_PID_FILE)) is already running..."
+ else
+ echo "$daemon_name (pid $(cat $daemon_pid_file)) is already running..."
+ fi
+}
+
+start()
+{
+ if [ "$FSSTAT" = "yes" ]; then
+ start_daemon $FSSTATD $FSSTAT_INTERVAL $FSSTATD_PID_FILE \
+ $FSSTATD_PATH
fi
- if [ ! -f $PROCD_PID_FILE -a "$PROC" = "yes" ]; then
- echo -n $"Starting $PROCD:"
- $PROCD_PATH -i $PROC_INTERVAL
- if [ $? == 0 ]; then
- touch /var/lock/subsys/mon_statd
- log_success_msg
- else
- log_failure_msg
- fi
- elif [ "$PROC" = "yes" ]; then
- echo "$PROCD (pid $(cat $PROCD_PID_FILE)) is already running..."
+ if [ "$PROC" = "yes" ]; then
+ start_daemon $PROCD $PROC_INTERVAL $PROCD_PID_FILE \
+ $PROCD_PATH
fi
- echo
}
-stop()
+stop_daemon()
{
- echo -n $"Stopping $FSSTATD:"
- if [ -f $FSSTATD_PID_FILE ]; then
- killproc $FSSTATD_PATH -TERM
+ local daemon_name=$1
+ local daemon_pid_file=$2
+ local daemon_path=$3
+
+ echo -n "Stopping $daemon_name:"
+ if [ -f $daemon_pid_file ]; then
+ killproc $daemon_path -TERM
log_success_msg
- rm -f $FSSTATD_PID_FILE
+ rm -f $daemon_pid_file
else
log_failure_msg
fi
+}
- echo -n $"Stopping $PROCD:"
- if [ -f $PROCD_PID_FILE ]; then
- killproc $PROCD_PATH -TERM
- log_success_msg
- rm -f $PROCD_PID_FILE
- else
- log_failure_msg
+stop()
+{
+ if [ "$FSSTAT" = "yes" ]; then
+ stop_daemon $FSSTATD $FSSTATD_PID_FILE $FSSTATD_PATH
+ fi
+ if [ "$PROC" = "yes" ]; then
+ stop_daemon $PROCD $PROCD_PID_FILE $PROCD_PATH
fi
rm -f /var/lock/subsys/mon_statd
- echo
}
restart() {
@@ -101,20 +113,23 @@ restart() {
start
}
-status()
+status_daemon()
{
- if [ ! -f $FSSTATD_PID_FILE ]; then
- echo "$FSSTATD is not running."
- else
- echo "$FSSTATD (pid $(cat $FSSTATD_PID_FILE), interval: $FSSTAT_INTERVAL) is running."
- fi
+ local daemon_name=$1
+ local daemon_pid_file=$2
+ local daemon_interval=$3
- if [ ! -f $PROCD_PID_FILE ]; then
- echo "$PROCD is not running."
+ if [ ! -f $daemon_pid_file ]; then
+ echo "$daemon_name is not running."
else
- echo "$PROCD (pid $(cat $PROCD_PID_FILE), interval: $PROC_INTERVAL) is running."
+ echo "$daemon_name (pid $(cat $daemon_pid_file), interval: $daemon_interval) is running."
fi
- echo
+}
+
+status()
+{
+ status_daemon $FSSTATD $FSSTATD_PID_FILE $FSSTAT_INTERVAL
+ status_daemon $PROCD $PROCD_PID_FILE $PROC_INTERVAL
}
# How are we called?
@@ -133,7 +148,7 @@ case "$1" in
;;
*)
echo "Usage: $DAEMON {start|stop|status|restart|reload}"
- RETVAL=1
+ exit 1
esac
-exit $RETVAL
+exit 0
--
1.6.3.3