diff --git a/files/keepalive.exit.sh.j2 b/files/keepalive.exit.sh.j2 index fead088..0e7ba1a 100644 --- a/files/keepalive.exit.sh.j2 +++ b/files/keepalive.exit.sh.j2 @@ -1,13 +1,13 @@ #!/bin/bash -echo 0 > /tmp/sn_online -$BATCTL gw off +/usr/local/sbin/batctl gw off /usr/sbin/service bird6 stop /usr/sbin/service bird stop /usr/sbin/service tunneldigger stop /usr/sbin/service radvd stop /usr/sbin/service isc-dhcp-server stop while [ true ] ; do - online=$(/bin/cat /tmp/sn_online) + online=$(/bin/cat /etc/supernode-status/supernode.status) + mode=$(/bin/cat /etc/supernode-status/supernode.mode) iam=$(/bin/hostname) day=$(date +%d) BATCTL=/usr/local/sbin/batctl @@ -15,10 +15,9 @@ while [ true ] ; do # Names of the 2 Supernodes # SN1=troisdorf5 SN2=troisdorf6 - # Default Supernode if loadbalance=0 or day > 15 # - active_SN=$SN2 + active_SN=$(/bin/hostname) # Turn loadbalance on/off # - loadbalance=1 + loadbalance=$(cat /etc/supernode-status/loadbalancing.mode) ################## # functions # # Supernode off # @@ -29,8 +28,12 @@ while [ true ] ; do /usr/sbin/service tunneldigger stop /usr/sbin/service radvd stop /usr/sbin/service isc-dhcp-server stop - echo 0 > /tmp/sn_online - echo "collectd.gateways.{{ sn_hostname }}.sn-status $online `date +%s`" | nc -q 0 10.188.1.27 2003 + if [ $loadbalance == 1 ] && [ $mode != 0 ]; then + echo 3 > /etc/supernode-status/supernode.status + else + echo 0 > /etc/supernode-status/supernode.status + fi + echo "collectd.gateways.troisdorf5.sn-status $online `date +%s`" | nc -q 0 10.188.1.27 2003 } # Supernode on # supernode_on () { @@ -40,8 +43,12 @@ while [ true ] ; do /usr/sbin/service tunneldigger start /usr/sbin/service radvd start /usr/sbin/service isc-dhcp-server start - echo 1 > /tmp/sn_online - echo "collectd.gateways.{{ sn_hostname }}.sn-status $online `date +%s`" | nc -q 0 10.188.1.27 2003 + if [ $loadbalance == 1 ]; then + echo 1 > /etc/supernode-status/supernode.status + else + echo 2 > /etc/supernode-status/supernode.status + fi + echo "collectd.gateways.troisdorf5.sn-status $online `date +%s`" | nc -q 0 10.188.1.27 2003 } # Restart Services # supernode_fail () { @@ -51,11 +58,11 @@ while [ true ] ; do /usr/sbin/service tunneldigger restart /usr/sbin/service radvd restart /usr/sbin/service isc-dhcp-server restart - echo 0 > /tmp/sn_online - echo "collectd.gateways.{{ sn_hostname }}.sn-status $online `date +%s`" | nc -q 0 10.188.1.27 2003 + echo 0 > /etc/supernode-status/supernode.status + echo "collectd.gateways.troisdorf5.sn-status $online `date +%s`" | nc -q 0 10.188.1.27 2003 } # who am i ? # - if [ $iam == troisdorf5 ] + if [ $iam = "troisdorf5" ]; then my_SN_IP=185.66.193.105 other_SN_IP=185.66.193.106 @@ -65,20 +72,22 @@ while [ true ] ; do other_SN_IP=185.66.193.105 other_SN_IP_EXTERN=5.9.76.198 fi - if [ $loadbalance == 1 ] + if [ $loadbalance = "1" ] && [ $mode != "0" ]; then if [ $day -gt 15 ] then active_SN=$SN1 + else + active_SN=$SN2 fi fi #Check other Supernode - if [ $iam != $active_SN ] + if [ $iam != $active_SN ]; then ping -q -c5 $other_SN_IP -I eth0 > /dev/null if [ $? -eq 0 ] then - if [ $online == 1 ]; then + if [ $online ==1 ] || [ $online = 2 ]; then curl -X POST --data-urlencode 'payload={"text": "Aktiver Supernode wieder online. Ich habe mich wieder ausgeschaltet", "channel": "#technik", "username": "{{ sn_hostname }}", "icon_emoji": ":white_check_mark:"}' https://hooks.slack.com/services/{{ slack_token }} fi supernode_off @@ -89,25 +98,33 @@ while [ true ] ; do fi else # Check this Supernode - ping -q -c5 $my_SN_IP -I eth0 > /dev/null - if [ $? -eq 0 ] - then - if [ $online == 0 ]; then - curl -X POST --data-urlencode 'payload={"text": "Ich bin jetzt Supernode!", "channel": "#technik", "username": "{{ sn_hostname }}", "icon_emoji": ":white_check_mark:"}' https://hooks.slack.com/services/{{ slack_token }} - fi - supernode_on - else - supernode_fail - curl -X POST --data-urlencode 'payload={"text": "Ich konnte mich selbst nicht anpingen. Ich versuche mal die Services neu zu starten", "channel": "#technik", "username": "{{ sn_hostname }}", "icon_emoji": ":warning:"}' https://hooks.slack.com/services/{{ slack_token }} + if [ $mode != "0" ]; then + ping -q -c5 $my_SN_IP -I eth0 > /dev/null + if [ $? -eq 0 ] + then + if [ $online = 0 ] || [ $online = 3 ]; then + curl -X POST --data-urlencode 'payload={"text": "Ich bin jetzt Supernode!", "channel": "#technik", "username": "{{ sn_hostname }}", "icon_emoji": ":white_check_mark:"}' https://hooks.slack.com/services/{{ slack_token }} + fi + supernode_on + else + supernode_fail + curl -X POST --data-urlencode 'payload={"text": "Ich konnte mich selbst nicht anpingen. Ich versuche mal die Services neu zu starten", "channel": "#technik", "username": "{{ sn_hostname }}", "icon_emoji": ":warning:"}' https://hooks.slack.com/services/{{ slack_token }} + fi fi fi + if [ $mode = "0" ]; then + supernode_off + + fi for service in bird bird6 isc-dhcp-server radvd python named do x=`pidof $service`; - if [ "$x" == "" ]; then - echo "collectd.gateways.{{ sn_hostname }}.$service 0 `date +%s`" | nc -q 0 10.188.1.27 2003 + if [ "$x" = "" ]; then + echo "collectd.gateways.troisdorf5.$service 0 `date +%s`" | nc -q 0 10.188.1.27 2003 + echo 0 > /etc/supernode-status/"$service".status else - echo "collectd.gateways.{{ sn_hostname }}.$service 1 `date +%s`" | nc -q 0 10.188.1.27 2003 + echo "collectd.gateways.troisdorf5.$service 1 `date +%s`" | nc -q 0 10.188.1.27 2003 + echo 1 > /etc/supernode-status/"$service".status fi done sleep 60