vesta/bin/v-restart-dns

#!/bin/bash
# info: restart dns service
# options: NONE
#
# The function tells BIND service to reload dns zone files.


#----------------------------------------------------------#
#                    Variable&Function                     #
#----------------------------------------------------------#

# Includes
source $VESTA/func/main.sh
source $VESTA/conf/vesta.conf

send_email_report() {
    if [ -e '/etc/named.conf' ]; then
        dns_conf='/etc/named.conf'
    else
        dns_conf='/etc/bind/named.conf'
    fi

    send_mail="$VESTA/web/inc/mail-wrapper.php"
    email=$(grep CONTACT $VESTA/data/users/admin/user.conf)
    email=$(echo "$email" | cut -f 2 -d "'")
    tmpfile=$(mktemp)
    subj="$(hostname): $DNS_SYSTEM restart failed"
    named-checkconf $dns_conf >> $tmpfile 2>&1
    /etc/init.d/$DNS_SYSTEM restart >> $tmpfile 2>&1
    cat $tmpfile | $send_mail -s "$subj" $email
    rm -f $tmpfile
}


#----------------------------------------------------------#
#                       Action                             #
#----------------------------------------------------------#

# Schedule restart
if [ "$1" = 'scheduled' ]; then
    echo "$BIN/$SCRIPT now" >> $VESTA/data/queue/restart.pipe
    exit
fi
if [ -z "$1" ] && [ "$SCHEDULED_RESTART" = 'yes' ]; then
    echo "$BIN/$SCRIPT now" >> $VESTA/data/queue/restart.pipe
    exit
fi

if [ -z "$DNS_SYSTEM" ]; then
    exit
fi

# Restart system
/etc/init.d/$DNS_SYSTEM reload >/dev/null 2>&1
if [ $? -ne 0 ]; then
    /etc/init.d/$DNS_SYSTEM restart >/dev/null 2>&1
    if [ $? -ne 0 ]; then
        send_email_report
        echo "Error: $DNS_SYSTEM restart failed"
        exit $E_RESTART
    fi
fi

# Update restart queue
if [ -e "$VESTA/data/queue/restart.pipe" ]; then
    sed -i "/$SCRIPT/d" $VESTA/data/queue/restart.pipe
fi


#----------------------------------------------------------#
#                       Vesta                              #
#----------------------------------------------------------#

exit