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#!/bin/bash
# launch eht1 on computer nodes and remove default gw route
# Update gateway mac to onos for l3 function
# author: York(Yuanyou)
GW_IP=$(maas maas networks read | grep default_gateway | grep -Eo '([0-9]{1,3}\.){3}[0-9]{1,3}')
CIDR=$(maas maas networks read | grep description | grep -Eo '([0-9]{1,3}\.){3}[0-9]{1,3}/24')
# launch eht1 on computer nodes and remove default gw route
launch_eth1() {
computer_list=$(juju status --format short | grep -Eo 'nova-compute/[0-9]')
for node in $computer_list; do
echo "node name is ${node}"
juju ssh $node "sudo ifconfig eth1 up"
juju ssh $node "sudo route del default gw $GW_IP"
done
}
# create external network and subnet in openstack
create_ext_network() {
keystoneIp=$(juju status --format short | grep keystone/0 | grep -v ha | grep -Eo '([0-9]{1,3}\.){3}[0-9]{1,3}')
configOpenrc admin openstack admin http://$keystoneIp:5000/v2.0 Canonical
juju scp ./admin-openrc nova-cloud-controller/0:
juju ssh nova-cloud-controller/0 "source admin-openrc;neutron net-create ext-net --shared --router:external=True;neutron subnet-create ext-net --name ext-subnet $CIDR"
}
configOpenrc()
{
echo " " > ./admin-openrc
echo "export OS_USERNAME=$1" >> ./admin-openrc
echo "export OS_PASSWORD=$2" >> ./admin-openrc
echo "export OS_TENANT_NAME=$3" >> ./admin-openrc
echo "export OS_AUTH_URL=$4" >> ./admin-openrc
echo "export OS_REGION_NAME=$5" >> ./admin-openrc
}
# Update gateway mac to onos for l3 function
update_gw_mac() {
## get gateway mac
GW_MAC=$(juju ssh nova-compute/0 "arp -a ${GW_IP} | grep -Eo '([0-9a-fA-F]{2})(([/\s:-][0-9a-fA-F]{2}){5})'")
## set external gateway mac in onos
cmd="/opt/onos/bin/onos \'externalgateway-update -m $GW_MAC\'"
juju ssh onos-controller/0 "echo $cmd > update_mac.sh"
## delete the ^M
juju ssh onos-controller/0 "cat -v update_mac.sh |tr -d "^M" > update_mac1.sh"
juju ssh onos-controller/0 "sh update_mac1.sh"
}
main() {
launch_eth1
create_ext_network
update_gw_mac
}
main "$@"
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