[UCA-10] Fix issue with MTU size in dockers

[demo.git] / boot / asdc_install.sh

diff --git a/boot/asdc_install.sh b/boot/asdc_install.sh
index ff44283..fa6e799 100644 (file)
--- a/boot/asdc_install.sh
+++ b/boot/asdc_install.sh
@@ -8,18 +8,44 @@ CLOUD_ENV=$(cat /opt/config/cloud_env.txt)
 GERRIT_BRANCH=$(cat /opt/config/gerrit_branch.txt)
 
 # Add host name to /etc/host to avoid warnings in openstack images
-if [[ $CLOUD_ENV == "openstack" ]]
+if [[ $CLOUD_ENV != "rackspace" ]]
 then
        echo 127.0.0.1 $(hostname) >> /etc/hosts
 fi
 
+# Set private IP in /etc/network/interfaces manually in the presence of public interface
+# Some VM images don't add the private interface automatically, we have to do it during the component installation
+if [[ $CLOUD_ENV == "openstack_nofloat" ]]
+then
+       LOCAL_IP=$(cat /opt/config/local_ip_addr.txt)
+       CIDR=$(cat /opt/config/oam_network_cidr.txt)
+       BITMASK=$(echo $CIDR | cut -d"/" -f2)
+
+       # Compute the netmask based on the network cidr
+       if [[ $BITMASK == "8" ]]
+       then
+               NETMASK=255.0.0.0
+       elif [[ $BITMASK == "16" ]]
+       then
+               NETMASK=255.255.0.0
+       elif [[ $BITMASK == "24" ]]
+       then
+               NETMASK=255.255.255.0
+       fi
+
+       echo "auto eth1" >> /etc/network/interfaces
+       echo "iface eth1 inet static" >> /etc/network/interfaces
+       echo "    address $LOCAL_IP" >> /etc/network/interfaces
+       echo "    netmask $NETMASK" >> /etc/network/interfaces
+       ifup eth1
+fi
+
 # Download dependencies
 add-apt-repository -y ppa:openjdk-r/ppa
 apt-get update
 apt-get install -y apt-transport-https ca-certificates wget openjdk-8-jdk git ntp ntpdate
 
 # Download scripts from Nexus
-curl -k $NEXUS_REPO/org.openecomp.demo/boot/$ARTIFACTS_VERSION/docker_key.txt -o /opt/config/docker_key.txt
 curl -k $NEXUS_REPO/org.openecomp.demo/boot/$ARTIFACTS_VERSION/asdc_vm_init.sh -o /opt/asdc_vm_init.sh
 curl -k $NEXUS_REPO/org.openecomp.demo/boot/$ARTIFACTS_VERSION/asdc_serv.sh -o /opt/asdc_serv.sh
 chmod +x /opt/asdc_vm_init.sh
@@ -28,12 +54,10 @@ mv /opt/asdc_serv.sh /etc/init.d
 update-rc.d asdc_serv.sh defaults
 
 # Download and install docker-engine and docker-compose
-DOCKER_KEY=$(cat /opt/config/docker_key.txt)
-apt-key adv --keyserver hkp://ha.pool.sks-keyservers.net:80 --recv-keys $DOCKER_KEY
 echo "deb https://apt.dockerproject.org/repo ubuntu-xenial main" | sudo tee /etc/apt/sources.list.d/docker.list
 apt-get update
 apt-get install -y linux-image-extra-$(uname -r) linux-image-extra-virtual
-apt-get install -y docker-engine
+apt-get install -y --allow-unauthenticated docker-engine
 
 mkdir /opt/docker
 curl -L https://github.com/docker/compose/releases/download/1.9.0/docker-compose-`uname -s`-`uname -m` > /opt/docker/docker-compose
@@ -46,8 +70,8 @@ if [[ $CLOUD_ENV == "rackspace" ]]
 then
        DISK="xvdb"
 else
-       DISK="vdb"
-       sed -i "s/xvdb/vdb/g" /opt/asdc_ext_volume_partitions.txt
+       DISK=$(ls /dev |grep -e '^.*db$')
+       sed -i "s/xvdb/$DISK/g" /opt/asdc_ext_volume_partitions.txt
 fi
 
 sfdisk /dev/$DISK < /opt/asdc_ext_volume_partitions.txt
@@ -56,6 +80,20 @@ mkdir -p /data
 mount /dev/$DISK"1" /data
 echo "/dev/"$DISK"1  /data           ext4    errors=remount-ro,noatime,barrier=0 0       1" >> /etc/fstab
 
+# Set the MTU size of docker containers to the minimum MTU size supported by vNICs. OpenStack deployments may need to know the external DNS IP
+MTU=$(/sbin/ifconfig | grep MTU | sed 's/.*MTU://' | sed 's/ .*//' | sort -n | head -1)
+
+if [ -s /opt/config/external_dns.txt ]
+then
+       echo "DOCKER_OPTS=\"--dns $(cat /opt/config/external_dns.txt) --mtu=$MTU\"" >> /etc/default/docker
+else
+       echo "DOCKER_OPTS=\"--mtu=$MTU\"" >> /etc/default/docker
+fi
+
+cp /lib/systemd/system/docker.service /etc/systemd/system
+sed -i "/ExecStart/s/$/ --mtu=$MTU/g" /etc/systemd/system/docker.service
+service docker restart
+
 # DNS IP address configuration
 echo "nameserver "$DNS_IP_ADDR >> /etc/resolvconf/resolv.conf.d/head
 resolvconf -u
@@ -80,7 +118,7 @@ alias health='/data/scripts/docker_health.sh'
 EOF
 
 # Rename network interface in openstack Ubuntu 16.04 images. Then, reboot the VM to pick up changes
-if [[ $CLOUD_ENV == "openstack" ]]
+if [[ $CLOUD_ENV != "rackspace" ]]
 then
        sed -i "s/GRUB_CMDLINE_LINUX=.*/GRUB_CMDLINE_LINUX=\"net.ifnames=0 biosdevname=0\"/g" /etc/default/grub
        grub-mkconfig -o /boot/grub/grub.cfg