ping-monitor: added
Micheal Wall
parent
85ea267c89
commit
1b278496e9
|
|
@ -0,0 +1,201 @@
|
|||
#!/bin/bash /usr/lib/turtle/turtle_module
|
||||
|
||||
VERSION="1.0"
|
||||
DESCRIPTION="Sends ping response data to a remote host via SSHFS"
|
||||
CONF=/tmp/ping-monitor.form
|
||||
|
||||
: ${DIALOG_OK=0}
|
||||
: ${DIALOG_CANCEL=1}
|
||||
: ${DIALOG_HELP=2}
|
||||
: ${DIALOG_EXTRA=3}
|
||||
: ${DIALOG_ITEM_HELP=4}
|
||||
: ${DIALOG_ESC=255}
|
||||
|
||||
sp="/root/ping_monitor.output"
|
||||
pf="/var/run/ping-monitor.pid"
|
||||
|
||||
function set_globals {
|
||||
if [ -s /etc/config/ping-monitor ]
|
||||
then
|
||||
target=$(uci get ping-monitor.target)
|
||||
else
|
||||
touch /etc/config/ping-monitor
|
||||
echo "ping-monitor not configured"
|
||||
return 1
|
||||
fi
|
||||
}
|
||||
|
||||
function stop_ping {
|
||||
pingpid=$(ps | grep -v grep | grep 'ping '"${target}" | awk '{print $1}')
|
||||
kill -2 ${pingpid}
|
||||
while kill -0 ${pingpid} > /dev/null 2>&1; do sleep 0.1; done
|
||||
}
|
||||
|
||||
function start_ping {
|
||||
case "$(status)" in
|
||||
1)
|
||||
# Already running
|
||||
return 1
|
||||
;;
|
||||
*)
|
||||
:
|
||||
;;
|
||||
esac
|
||||
|
||||
check_sshfs > /dev/null 2>&1
|
||||
if [ $? -eq 0 ]; then
|
||||
find /root -type f -name "ping_monitor.*" -exec mv {} /sshfs \;
|
||||
fi
|
||||
|
||||
ping ${target} | while read pong; do echo "$(date '+%Y-%m-%d %H:%M:%S') ${pong}"; done > ${sp} &
|
||||
local pid=$!
|
||||
echo ${pid} > ${pf}
|
||||
|
||||
echo "ping-monitor started with pid: ${pid}"
|
||||
|
||||
return 0
|
||||
}
|
||||
|
||||
function check_sshfs {
|
||||
cat /etc/mtab | awk '{print $2}' | grep -e '^/sshfs'
|
||||
return $?
|
||||
}
|
||||
|
||||
function move {
|
||||
local dt="$(date +%Y%d%d-%H%M%S)"
|
||||
local dp="/root/ping_monitor.${dt}"
|
||||
|
||||
if [ -f ${sp} ]; then
|
||||
mv ${sp} ${dp} # atomic?
|
||||
fi
|
||||
|
||||
check_sshfs > /dev/null 2>&1
|
||||
if [ $? -eq 0 ]; then
|
||||
test -f ${dp} && mv ${dp} /sshfs
|
||||
fi
|
||||
|
||||
}
|
||||
|
||||
function rotate {
|
||||
stop_ping
|
||||
move
|
||||
start_ping
|
||||
}
|
||||
|
||||
function start {
|
||||
set_globals || exit 1
|
||||
start_ping
|
||||
case $? in
|
||||
2)
|
||||
exit 1
|
||||
;;
|
||||
1)
|
||||
# It's already running. Let's sigint and rotate.
|
||||
rotate
|
||||
;;
|
||||
*)
|
||||
:
|
||||
;;
|
||||
esac
|
||||
if [ -f /var/spool/cron/crontabs/root ]; then
|
||||
grep '\*/5 \* \* \* \* /etc/turtle/modules/ping-monitor start' /var/spool/cron/crontabs/root > /dev/null || {
|
||||
echo '*/5 * * * * /etc/turtle/modules/ping-monitor start' >> /var/spool/cron/crontabs/root
|
||||
/etc/init.d/cron reload
|
||||
}
|
||||
fi
|
||||
|
||||
check_sshfs > /dev/null 2>&1
|
||||
if [ $? -ne 0 ]; then
|
||||
>&2 echo "sshfs is not mounted"
|
||||
if [ "$(/etc/turtle/modules/sshfs status)" != "Running." ]; then
|
||||
/etc/turtle/modules/sshfs start
|
||||
fi
|
||||
fi
|
||||
}
|
||||
|
||||
function stop {
|
||||
set_globals || exit 1
|
||||
|
||||
sed -i '/\*\/5 \* \* \* \* \/etc\/turtle\/modules\/ping-monitor start/d' /var/spool/cron/crontabs/root
|
||||
/etc/init.d/cron reload
|
||||
|
||||
stop_ping
|
||||
|
||||
# Attempt to move the last log
|
||||
move
|
||||
}
|
||||
|
||||
function status {
|
||||
if [ -f ${pf} ]; then
|
||||
pid="$(head -n1 ${pf})"
|
||||
|
||||
kill -0 ${pid} > /dev/null 2>&1
|
||||
if [ $? -eq 0 ]; then
|
||||
if [ "ping-monitor" == "$(cat /proc/${pid}/comm)" ]; then
|
||||
echo "1";
|
||||
return 0
|
||||
fi
|
||||
fi
|
||||
fi
|
||||
echo "0"
|
||||
}
|
||||
|
||||
function configure {
|
||||
if [ ! -f /etc/turtle/modules/sshfs ]; then
|
||||
echo "dependency module sshfs is not installed."
|
||||
return 1
|
||||
fi
|
||||
check_sshfs > /dev/null 2>&1
|
||||
if [ $? -ne 0 ]; then
|
||||
echo "sshfs is not mounted."
|
||||
return 1
|
||||
fi
|
||||
if [ -s /etc/config/ping-monitor ]
|
||||
then
|
||||
target=$(uci get ping-monitor.target)
|
||||
else
|
||||
touch /etc/config/ping-monitor
|
||||
fi
|
||||
|
||||
dialog --ok-label "Submit" \
|
||||
--help-button \
|
||||
--title "ping-monitor configuration" \
|
||||
--form "Send ping data to a remote host (requires sshfs module)\n\n\
|
||||
Target: host to ping.\n" 16 60 1\
|
||||
"Target:" 1 1 "${target}" 1 9 54 0 \
|
||||
2>$CONF
|
||||
|
||||
return=$?
|
||||
|
||||
case $return in
|
||||
$DIALOG_OK)
|
||||
cat $CONF | {
|
||||
read -r target
|
||||
|
||||
if [ -z "$target" ]; then
|
||||
target="8.8.8.8"
|
||||
fi
|
||||
touch /etc/config/ping-monitor
|
||||
uci set ping-monitor.target="$target"
|
||||
uci commit ping-monitor
|
||||
rm $CONF
|
||||
clear
|
||||
};;
|
||||
$DIALOG_CANCEL)
|
||||
rm $CONF
|
||||
clear
|
||||
exit;;
|
||||
$DIALOG_HELP)
|
||||
dialog --title "Help" \
|
||||
--msgbox " \
|
||||
ping-monitor will send continuous ping requests to a target host and record the responses to the \
|
||||
local filesystem. Every 5 minutes, it will attempt to move the log of response data from the \
|
||||
local filesystem to a remote filesystem over sshfs. Therefore, this module requires that the \
|
||||
sshfs module be installed, configured, and started. \
|
||||
" 20 60
|
||||
configure
|
||||
;;
|
||||
$DIALOG_ESC)
|
||||
clear;;
|
||||
esac
|
||||
}
|
||||
Loading…
Reference in New Issue