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minor improvement
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qtwrk committed Aug 4, 2020
1 parent 4d6b0b2 commit 071d63704904758b5f65371dc63f38cd75b0683d
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Showing 3 changed files with 118 additions and 6 deletions.
@@ -0,0 +1,108 @@
#!/bin/bash

show_help() {
echo -e "\nrun command: \e[31mnohup bash /etc/cyberpanel/watchdog.sh SERVICE_NAME >/dev/null 2>&1 &\e[39m"
echo -e "\nreplace \e[31mSERVICE_NAME\e[39m to the service name, acceptable word: \e[31mmariadb\e[39m or \e[31mlsws\e[39m"
echo -e "\nWatchdog will check service status every 60 seconds and tries to restart if it is not running and also send an email to designated address"
echo -e "\nto exit watchdog , run command \e[31mbash /etc/cyberpanel/watchdog.sh kill\e[39m"
echo -e "\n\nplease also create \e[31m/etc/cyberpanel/watchdog.flag\e[39m file with following format:"
echo -e "TO=address@email.com"
echo -e "SENDER=sender name"
echo -e "FROM=sender@email.com"
echo -e "You may proceed without flag file , but that will make email sending failed."
}

watchdog_check() {
echo -e "\nChecking LiteSpeed ..."
pid=$(ps aux | grep "watchdog lsws" | grep -v grep | awk '{print $2}')
if [[ "$pid" == "" ]] ; then
echo -e "\nWatchDog for LSWS is gone , restarting..."
nohup watchdog lsws > /dev/null 2>&1 &
echo -e "\nWatchDog for LSWS has been started..."
else
echo -e "\nWatchDog for LSWS is running...\n"
echo $(ps aux | grep "watchdog lsws" | grep -v grep)
fi
echo -e "\nChecking MariaDB ..."
pid=$(ps aux | grep "watchdog mariadb" | grep -v grep | awk '{print $2}')
if [[ "$pid" == "" ]] ; then
echo -e "\nWatchDog for MariaDB is gone , restarting..."
nohup watchdog mariadb > /dev/null 2>&1 &
echo -e "\nWatchDog for MariaDB has been started..."
else
echo -e "\nWatchDog for MariaDB is running...\n"
echo $(ps aux | grep "watchdog mariadb" | grep -v grep)
fi
}

if [[ $1 == "mariadb" ]] || [[ $1 == "database" ]] || [[ $1 == "mysql" ]] ; then
NAME="mariadb"
echo "Watchdog on MariaDB is started up ..."
elif [[ $1 == "web" ]] || [[ $1 == "lsws" ]] || [[ $1 == "litespeed" ]] || [[ $1 == "openlitespeed" ]] ; then
NAME="lsws"
echo "Watchdog on LiteSpeed is started up ..."
elif [[ $1 == "help" ]] || [[ $1 == "-h" ]] || [[ $1 == "--help" ]] || [[ $1 == "" ]] ; then
show_help
exit
elif [[ $1 == "check" ]] || [[ $1 == "status" ]] ; then
watchdog_check
exit
elif [[ $1 == "kill" ]] ; then
pid=$(ps aux | grep "watchdog lsws" | grep -v grep | awk '{print $2}')
if [[ "$pid" != "" ]] ; then
kill -15 $pid
fi
pid=$(ps aux | grep "watchdog mariadb" | grep -v grep | awk '{print $2}')
if [[ "$pid" != "" ]] ; then
kill -15 $pid
fi
echo "watchdo has been killed..."
exit
else
show_help

echo -e "\n\n\nunknown service name..."
exit
fi



while [ true = true ]
do
systemctl status $NAME 2>&1>/dev/null
if [[ $? == "0" ]] ; then
if [[ $NAME == "mariadb" ]] ; then
pid=$(ps aux | grep "/usr/sbin/mysqld" | grep -v grep | awk '{print $2}')
echo "-1000" > /proc/$pid/oom_score_adj
fi
echo "$NAME service is running..."
else
echo "$NAME is down , try to restart it..."
if [[ $NAME == "lsws" ]] ; then
pkill lsphp
fi
if [[ $NAME == "mariadb" ]] ; then
pid=$(ps aux | grep "/usr/sbin/mysqld" | grep -v grep | awk '{print $2}')
echo "-1000" > /proc/$pid/oom_score_adj
fi
systemctl stop $NAME
systemctl start $NAME
if [ -f /etc/cyberpanel/watchdog.flag ] ; then
flag="/etc/cyberpanel/watchdog.flag"
LINE3=$(awk 'NR==3' $flag)
LINE2=$(awk 'NR==2' $flag)
LINE1=$(awk 'NR==1' $flag)

FROM=${LINE3#*=}
SENDER=${LINE2#*=}
TO=${LINE1#*=}
sendmail -F $SENDER -f $FROM -i $TO <<MAIL_END
Subject: $NAME is down...
To: $TO
$NAME is down , watchdog attempted to restarting it...
MAIL_END
fi
fi
sleep 60
done
@@ -73,7 +73,7 @@ fi

watchdog_setup() {
if [[ $WATCHDOG == "ON" ]] ; then
wget -O /etc/cyberpanel/watchdog.sh https://$DOWNLOAD_SERVER/misc/watchdog.sh
wget -O /etc/cyberpanel/watchdog.sh https://$GIT_CONTENT_URL/$BRANCH_NAME/CPScripts/watchdog.sh
chmod 700 /etc/cyberpanel/watchdog.sh
ln -s /etc/cyberpanel/watchdog.sh /usr/local/bin/watchdog
pid=$(ps aux | grep "watchdog lsws" | grep -v grep | awk '{print $2}')
@@ -383,7 +383,7 @@ if [[ -d /etc/yum.repos.d ]] ; then
if [[ $CENTOS_8 == "True" ]] ; then
dnf install zip -y
elif [[ $CENTOS_8 == "False" ]] ; then
curl https://raw.githubusercontent.com/usmannasir/cyberpanel/v2.0.1/install/CyberPanel.repo > /etc/yum.repos.d/CyberPanel.repo
curl https://$GIT_CONTENT_URL/v2.0.1/install/CyberPanel.repo > /etc/yum.repos.d/CyberPanel.repo
fi
fi

@@ -485,7 +485,7 @@ if [[ $SERVER_OS == "Ubuntu" ]] ; then
DEBIAN_FRONTEND=noninteractive apt install -y lsphp72-memcached
DEBIAN_FRONTEND=noninteractive apt install -y lsphp71-memcached
DEBIAN_FRONTEND=noninteractive apt install -y lsphp70-memcached

if [[ $TOTAL_RAM -eq "2048" ]] || [[ $TOTAL_RAM -gt "2048" ]] ; then
DEBIAN_FRONTEND=noninteractive apt install build-essential zlib1g-dev libexpat1-dev openssl libssl-dev libsasl2-dev libpcre3-dev git -y
wget https://$DOWNLOAD/litespeed/lsmcd.tar.gz
@@ -656,21 +656,25 @@ check_process() {
if systemctl is-active --quiet httpd; then
systemctl disable httpd
systemctl stop httpd
systemctl mask httpd
echo -e "\nhttpd process detected, disabling...\n"
fi
if systemctl is-active --quiet apache2; then
systemctl disable apache2
systemctl stop apache2
systemctl mask apache2
echo -e "\napache2 process detected, disabling...\n"
fi
if systemctl is-active --quiet named; then
systemctl stop named
systemctl disable named
systemctl mask named
echo -e "\nnamed process detected, disabling...\n"
fi
if systemctl is-active --quiet exim; then
systemctl stop exim
systemctl disable exim
systemctl mask exim
echo -e "\nexim process detected, disabling...\n"
fi
}
@@ -1423,11 +1427,11 @@ fi
echo -e "\033[0;32mTCP: 21\033[39m and \033[0;32mTCP: 40110-40210\033[39m for FTP"
echo -e "\033[0;32mTCP: 25\033[39m, \033[0;32mTCP: 587\033[39m, \033[0;32mTCP: 465\033[39m, \033[0;32mTCP: 110\033[39m, \033[0;32mTCP: 143\033[39m and \033[0;32mTCP: 993\033[39m for mail service"
echo -e "\033[0;32mTCP: 53\033[39m and \033[0;32mUDP: 53\033[39m for DNS service"

if ! timeout 3 telnet mx.zoho.com 25 | grep "Escape" > /dev/null 2>&1 ; then
echo -e "Your provider seems \e[31mblocked\033[39m port 25 , E-mail sending may \e[31mnot\033[39m work properly."
fi

if [[ $SERVER_COUNTRY = CN ]] ; then
if [[ $PROVIDER == "Tencent Cloud" ]] ; then
if [[ $SERVER_OS == "Ubuntu" ]] ; then
@@ -47,7 +47,7 @@ read TMP_YN
if [[ $TMP_YN == "1" ]] ; then
if [[ ! -f /etc/cyberpanel/watchdog.sh ]] ; then
echo -e "\nWatchDog no found..."
wget -O /etc/cyberpanel/watchdog.sh https://cyberpanel.sh/misc/watchdog.sh
wget -O /etc/cyberpanel/watchdog.sh https://$GIT_CONTENT_URL/$BRANCH_NAME/CPScripts/watchdog.sh
chmod 700 /etc/cyberpanel/watchdog.sh
ln -s /etc/cyberpanel/watchdog.sh /usr/local/bin/watchdog
echo -e "\nWatchDos has been installed..."

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