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-rwxr-xr-x[-rw-r--r--]vnfs/vCPE/scripts/v_brgemu_install.sh537
1 files changed, 283 insertions, 254 deletions
diff --git a/vnfs/vCPE/scripts/v_brgemu_install.sh b/vnfs/vCPE/scripts/v_brgemu_install.sh
index 86d08b4b..64621c0a 100644..100755
--- a/vnfs/vCPE/scripts/v_brgemu_install.sh
+++ b/vnfs/vCPE/scripts/v_brgemu_install.sh
@@ -11,72 +11,77 @@ HC2VPP_SOURCE_REPO_URL=$(cat /opt/config/hc2vpp_source_repo_url.txt)
HC2VPP_SOURCE_REPO_BRANCH=$(cat /opt/config/hc2vpp_source_repo_branch.txt)
CLOUD_ENV=$(cat /opt/config/cloud_env.txt)
+# Build states are:
+# 'build' - just build the code
+# 'done' - code is build, install and setup
+# 'auto' - bulid, install and setup
+BUILD_STATE="auto"
+
+if [[ -f /opt/config/compile_state.txt ]]
+then
+ BUILD_STATE=$(cat /opt/config/compile_state.txt)
+fi
+
# Convert Network CIDR to Netmask
cdr2mask () {
- # Number of args to shift, 255..255, first non-255 byte, zeroes
- set -- $(( 5 - ($1 / 8) )) 255 255 255 255 $(( (255 << (8 - ($1 % 8))) & 255 )) 0 0 0
- [ $1 -gt 1 ] && shift $1 || shift
- echo ${1-0}.${2-0}.${3-0}.${4-0}
+ # Number of args to shift, 255..255, first non-255 byte, zeroes
+ set -- $(( 5 - ($1 / 8) )) 255 255 255 255 $(( (255 << (8 - ($1 % 8))) & 255 )) 0 0 0
+ [ $1 -gt 1 ] && shift $1 || shift
+ echo ${1-0}.${2-0}.${3-0}.${4-0}
}
# OpenStack network configuration
-if [[ $CLOUD_ENV == "openstack" ]]
+if [[ $BUILD_STATE != "build" ]]
then
- echo 127.0.0.1 $(hostname) >> /etc/hosts
+ if [[ $CLOUD_ENV == "openstack" ]]
+ then
+ echo 127.0.0.1 $(hostname) >> /etc/hosts
- # Allow remote login as root
- mv /root/.ssh/authorized_keys /root/.ssh/authorized_keys.bk
- cp /home/ubuntu/.ssh/authorized_keys /root/.ssh
-
- MTU=$(/sbin/ifconfig | grep MTU | sed 's/.*MTU://' | sed 's/ .*//' | sort -n | head -1)
-
- IP=$(cat /opt/config/brgemu_net_ipaddr.txt)
- BITS=$(cat /opt/config/brgemu_net_cidr.txt | cut -d"/" -f2)
- NETMASK=$(cdr2mask $BITS)
- echo "auto eth2" >> /etc/network/interfaces
- echo "iface eth2 inet static" >> /etc/network/interfaces
- echo " address $IP" >> /etc/network/interfaces
- echo " netmask $NETMASK" >> /etc/network/interfaces
- echo " mtu $MTU" >> /etc/network/interfaces
-
- ifup eth2
-fi
+ # Allow remote login as root
+ mv /root/.ssh/authorized_keys /root/.ssh/authorized_keys.bk
+ cp /home/ubuntu/.ssh/authorized_keys /root/.ssh
+ fi
+fi # endif BUILD_STATE != "build"
-# Download required dependencies
-echo "deb http://ppa.launchpad.net/openjdk-r/ppa/ubuntu $(lsb_release -c -s) main" >> /etc/apt/sources.list.d/java.list
-echo "deb-src http://ppa.launchpad.net/openjdk-r/ppa/ubuntu $(lsb_release -c -s) main" >> /etc/apt/sources.list.d/java.list
-apt-get update
-apt-get install --allow-unauthenticated -y wget openjdk-8-jdk apt-transport-https ca-certificates g++ libcurl4-gnutls-dev
-sleep 1
-
-# Install the tools required for download codes
-apt-get install -y expect git patch
-
-#Download and build the VPP codes
-cd /opt
-git clone ${VPP_SOURCE_REPO_URL} -b ${VPP_SOURCE_REPO_BRANCH} vpp
-wget -O VPP-Add-Option82-Nat-Filter-For-vBRG.patch ${VPP_PATCH_URL}
-
-cd vpp
-patch -p1 < ../VPP-Add-Option82-Nat-Filter-For-vBRG.patch
-expect -c "
- set timeout 60;
- spawn make install-dep;
- expect {
- \"Do you want to continue?*\" {send \"Y\r\"; interact}
- }
-"
-
-cd build-root
-./bootstrap.sh
-make V=0 PLATFORM=vpp TAG=vpp install-deb
-
-# Install the VPP package
-dpkg -i *.deb
-systemctl stop vpp
-
-# Auto-start configuration for the VPP
-cat > /etc/vpp/startup.conf << EOF
+if [[ $BUILD_STATE != "done" ]]
+then
+ # Download required dependencies
+ echo "deb http://ppa.launchpad.net/openjdk-r/ppa/ubuntu $(lsb_release -c -s) main" >> /etc/apt/sources.list.d/java.list
+ echo "deb-src http://ppa.launchpad.net/openjdk-r/ppa/ubuntu $(lsb_release -c -s) main" >> /etc/apt/sources.list.d/java.list
+ apt-get update
+ apt-get install --allow-unauthenticated -y wget openjdk-8-jdk apt-transport-https ca-certificates g++ libcurl4-gnutls-dev
+ sleep 1
+
+ # Install the tools required for download codes
+ apt-get install -y expect git patch make linux-image-extra-`uname -r`
+ #Download and build the VPP codes
+ cd /opt
+ git clone ${VPP_SOURCE_REPO_URL} -b ${VPP_SOURCE_REPO_BRANCH} vpp
+ wget -O VPP-Add-Option82-Nat-Filter-For-vBRG.patch ${VPP_PATCH_URL}
+
+ cd vpp
+ patch -p1 < ../VPP-Add-Option82-Nat-Filter-For-vBRG.patch
+ expect -c "
+ set timeout 60;
+ spawn make install-dep;
+ expect {
+ \"Do you want to continue?*\" {send \"Y\r\"; interact}
+ }
+ "
+
+ cd build-root
+ ./bootstrap.sh
+ make V=0 PLATFORM=vpp TAG=vpp install-deb
+
+ # Install the VPP package
+ dpkg -i *.deb
+ systemctl stop vpp
+fi # endif BUILD_STATE != "done"
+
+if [[ $BUILD_STATE != "build" ]]
+then
+ # Auto-start configuration for the VPP
+ cat > /etc/vpp/startup.conf << EOF
unix {
nodaemon
@@ -95,95 +100,109 @@ api-segment {
}
cpu {
- ## In the VPP there is one main thread and optionally the user can create worker(s)
- ## The main thread and worker thread(s) can be pinned to CPU core(s) manually or automatically
+ ## In the VPP there is one main thread and optionally the user can create worker(s)
+ ## The main thread and worker thread(s) can be pinned to CPU core(s) manually or automatically
- ## Manual pinning of thread(s) to CPU core(s)
+ ## Manual pinning of thread(s) to CPU core(s)
- ## Set logical CPU core where main thread runs
- # main-core 1
+ ## Set logical CPU core where main thread runs
+ # main-core 1
- ## Set logical CPU core(s) where worker threads are running
- # corelist-workers 2-3,18-19
+ ## Set logical CPU core(s) where worker threads are running
+ # corelist-workers 2-3,18-19
- ## Automatic pinning of thread(s) to CPU core(s)
+ ## Automatic pinning of thread(s) to CPU core(s)
- ## Sets number of CPU core(s) to be skipped (1 ... N-1)
- ## Skipped CPU core(s) are not used for pinning main thread and working thread(s).
- ## The main thread is automatically pinned to the first available CPU core and worker(s)
- ## are pinned to next free CPU core(s) after core assigned to main thread
- # skip-cores 4
+ ## Sets number of CPU core(s) to be skipped (1 ... N-1)
+ ## Skipped CPU core(s) are not used for pinning main thread and working thread(s).
+ ## The main thread is automatically pinned to the first available CPU core and worker(s)
+ ## are pinned to next free CPU core(s) after core assigned to main thread
+ # skip-cores 4
- ## Specify a number of workers to be created
- ## Workers are pinned to N consecutive CPU cores while skipping "skip-cores" CPU core(s)
- ## and main thread's CPU core
- # workers 2
+ ## Specify a number of workers to be created
+ ## Workers are pinned to N consecutive CPU cores while skipping "skip-cores" CPU core(s)
+ ## and main thread's CPU core
+ # workers 2
- ## Set scheduling policy and priority of main and worker threads
+ ## Set scheduling policy and priority of main and worker threads
- ## Scheduling policy options are: other (SCHED_OTHER), batch (SCHED_BATCH)
- ## idle (SCHED_IDLE), fifo (SCHED_FIFO), rr (SCHED_RR)
- # scheduler-policy fifo
+ ## Scheduling policy options are: other (SCHED_OTHER), batch (SCHED_BATCH)
+ ## idle (SCHED_IDLE), fifo (SCHED_FIFO), rr (SCHED_RR)
+ # scheduler-policy fifo
- ## Scheduling priority is used only for "real-time policies (fifo and rr),
- ## and has to be in the range of priorities supported for a particular policy
- # scheduler-priority 50
+ ## Scheduling priority is used only for "real-time policies (fifo and rr),
+ ## and has to be in the range of priorities supported for a particular policy
+ # scheduler-priority 50
}
# dpdk {
- ## Change default settings for all intefaces
- # dev default {
- ## Number of receive queues, enables RSS
- ## Default is 1
- # num-rx-queues 3
-
- ## Number of transmit queues, Default is equal
- ## to number of worker threads or 1 if no workers treads
- # num-tx-queues 3
-
- ## Number of descriptors in transmit and receive rings
- ## increasing or reducing number can impact performance
- ## Default is 1024 for both rx and tx
- # num-rx-desc 512
- # num-tx-desc 512
-
- ## VLAN strip offload mode for interface
- ## Default is off
- # vlan-strip-offload on
- # }
-
- ## Whitelist specific interface by specifying PCI address
- # dev 0000:02:00.0
-
- ## Whitelist specific interface by specifying PCI address and in
- ## addition specify custom parameters for this interface
- # dev 0000:02:00.1 {
- # num-rx-queues 2
- # }
-
- ## Change UIO driver used by VPP, Options are: igb_uio, vfio-pci
- ## and uio_pci_generic (default)
- # uio-driver vfio-pci
-
- ## Disable mutli-segment buffers, improves performance but
- ## disables Jumbo MTU support
- # no-multi-seg
-
- ## Increase number of buffers allocated, needed only in scenarios with
- ## large number of interfaces and worker threads. Value is per CPU socket.
- ## Default is 16384
- # num-mbufs 128000
-
- ## Change hugepages allocation per-socket, needed only if there is need for
- ## larger number of mbufs. Default is 256M on each detected CPU socket
- # socket-mem 2048,2048
+ ## Change default settings for all intefaces
+ # dev default {
+ ## Number of receive queues, enables RSS
+ ## Default is 1
+ # num-rx-queues 3
+
+ ## Number of transmit queues, Default is equal
+ ## to number of worker threads or 1 if no workers treads
+ # num-tx-queues 3
+
+ ## Number of descriptors in transmit and receive rings
+ ## increasing or reducing number can impact performance
+ ## Default is 1024 for both rx and tx
+ # num-rx-desc 512
+ # num-tx-desc 512
+
+ ## VLAN strip offload mode for interface
+ ## Default is off
+ # vlan-strip-offload on
+ # }
+
+ ## Whitelist specific interface by specifying PCI address
+ # dev 0000:02:00.0
+ ## Whitelist specific interface by specifying PCI address and in
+ ## addition specify custom parameters for this interface
+ # dev 0000:02:00.1 {
+ # num-rx-queues 2
+ # }
+
+ ## Change UIO driver used by VPP, Options are: igb_uio, vfio-pci
+ ## and uio_pci_generic (default)
+ # uio-driver vfio-pci
+
+ ## Disable mutli-segment buffers, improves performance but
+ ## disables Jumbo MTU support
+ # no-multi-seg
+
+ ## Increase number of buffers allocated, needed only in scenarios with
+ ## large number of interfaces and worker threads. Value is per CPU socket.
+ ## Default is 16384
+ # num-mbufs 128000
+
+ ## Change hugepages allocation per-socket, needed only if there is need for
+ ## larger number of mbufs. Default is 256M on each detected CPU socket
+ # socket-mem 2048,2048
# }
EOF
-cat > /etc/vpp/setup.gate << EOF
-set int state GigabitEthernet0/8/0 up
-set dhcp client intfc GigabitEthernet0/8/0 hostname brg-emulator
+ #Get list of network device PCI bus addresses
+ get_nic_pci_list() {
+ while read -r line ; do
+ if [ "$line" != "${line#*network device}" ]; then
+ echo -n "${line%% *} "
+ fi
+ done < <(lspci)
+ }
+
+ NICS=$(get_nic_pci_list)
+ NICS=`echo ${NICS} | sed 's/[0]\+\([0-9]\)/\1/g' | sed 's/[.:]/\//g'`
+ echo $NICS
+
+ BRG_BNG_NIC=GigabitEthernet`echo ${NICS} | cut -d " " -f 2` # second interface in list
+
+ cat > /etc/vpp/setup.gate << EOF
+set int state ${BRG_BNG_NIC} up
+set dhcp client intfc ${BRG_BNG_NIC} hostname brg-emulator
tap connect lstack
set int state tap-0 up
@@ -192,120 +211,119 @@ set interface l2 bridge tap-0 10 0
set bridge-domain arp term 10
EOF
-cat >> /opt/config/ip.txt << EOF
+ cat >> /opt/config/ip.txt << EOF
hcip: 192.168.4.20
EOF
-cat > /opt/bind_nic.sh << EOF
+ cat > /opt/bind_nic.sh << 'EOF'
+#!/bin/bash
while :
do
- if [[ ! $(ps -aux | grep [[:alnum:]]*/vpp/startup.conf | wc -l) = 2 ]]; then
- #echo "vpp not running"
- else
- break
- fi
-done
-nic_name=$(lshw -C network | grep "logical name:")
-nic_name=${nic_name#*:}
-ifconfig $nic_name down
-service vpp restart
-while read -r line
-do
- re=${line#*/[0-9]/[0-9]}
- if [ "$line" != "$re" ]; then
- nic=${line%(*}
- vppctl set dhcp client intfc $nic
- vppctl set int state $nic up
- break
- fi
-done < <(vppctl show int addr)
-while read -r sdnc_ip
-do
- if [[ $sdnc_ip = sdnc_ip* ]]; then
- sdnc_ip=${sdnc_ip#*" "}
- break
+ if [[ ! $(ps -aux | grep [[:alnum:]]*/vpp/startup.conf | wc -l) = 2 ]]; then
+ echo "vpp not running"
+ else
+ break
fi
-done < /opt/config/ip.txt
+done
+
+sdnc_ip=$(cat /opt/config/sdnc_ip.txt)
vppctl tap connect tap0
-vppctl set int state tap-0 up
-vppctl set int ip addr tap-0 20.0.0.40/24
+sleep 3
+vppctl set int state tap-1 up
+vppctl set int ip addr tap-1 20.0.0.40/24
ifconfig tap0 192.168.4.20/24
route add -host $sdnc_ip tap0
route add -host 20.0.0.40 tap0
-vppctl ip route add 192.168.4.0/24 via tap-0
-vppctl set interface snat in tap-0 out $nic
+vppctl ip route add 192.168.4.0/24 via tap-1
+vppctl set interface snat in tap-1 out ${BRG_BNG_NIC}
+vppctl snat add interface address ${BRG_BNG_NIC}
+
+
while read -r hw
do
- if [[ "$hw" = tap-0* ]]; then
- read -r hw
- hw_addr=${hw#" "}
- hw_addr=${hw_addr#" "}
- break
- fi
+ if [[ "$hw" = tap-1* ]];
+ then
+ read -r hw
+ hw_addr=${hw##* }
+ break
+ fi
done < <(vppctl show hardware)
arp -s $sdnc_ip $hw_addr
EOF
-chmod +x /opt/bind_nic.sh
+ chmod +x /opt/bind_nic.sh
-#set nat rule
-cat > /opt/set_nat.sh << EOF
+ #set nat rule
+ cat > /opt/set_nat.sh << 'EOF'
#! /bin/bash
while :
do
- if [[ ! $(ps -aux | grep [[:alnum:]]*/vpp/startup.conf | wc -l) = 2 ]]; then
- #echo "vpp not running"
+ if [[ ! $(ps -aux | grep [[:alnum:]]*/vpp/startup.conf | wc -l) = 2 ]];
+ then
+ #echo "vpp not running"
+ continue
+ fi
+
+ flag=0
+ while read -r line
+ do
+ if [ flag = 0 ];
+ then
+ re=${line#*/[0-9]/[0-9]}
+ if [ "$line" != "$re" ];
+ then
+ flag=1
+ else
+ flag=0
continue
- fi
-
- flag=0
- while read -r line
- do
- if [ flag = 0 ]; then
- re=${line#*/[0-9]/[0-9]}
- if [ "$line" != "$re" ]; then
- flag=1
- else
- flag=0
- continue
- fi
- else
- ip=${line%/*}
- if [[ $ip = *\.*\.*\.* ]]; then
- #echo "ip address is $ip"
- if [ ! -f /opt/config/ip.txt ]; then
- echo "file /opt/config/ip.txt doesn't exists"
- continue
- fi
- while read -r tap_ip
- do
- if [[ $tap_ip = hcip* ]]; then
- tap_ip=${tap_ip#*" "}
- echo "hc tap ip address is $tap_ip"
- vppctl snat add static mapping local $tap_ip external $ip
- exit 0
- fi
- done < /opt/config/ip.txt
- else
- if [[ ! $ip = */[0-9] ]]; then
- flag=0
- #echo "not correct"
- fi
- fi
+ fi
+ else
+ ip=${line%/*}
+ if [[ $ip = *\.*\.*\.* ]];
+ then
+ #echo "ip address is $ip"
+ if [ ! -f /opt/config/ip.txt ];
+ then
+ echo "file /opt/config/ip.txt doesn't exists"
+ continue
+ fi
+ while read -r tap_ip
+ do
+ if [[ $tap_ip = hcip* ]];
+ then
+ tap_ip=${tap_ip#*" "}
+ echo "hc tap ip address is $tap_ip"
+ vppctl snat add static mapping tcp local $tap_ip 8183 external $ip 8183
+ exit 0
+ fi
+ done < /opt/config/ip.txt
+ else
+ if [[ ! $ip = */[0-9] ]];
+ then
+ flag=0
+ #echo "not correct"
fi
- done < <(vppctl show int addr)
- sleep 1
+ fi
+ fi
+ done < <(vppctl show int addr)
+ sleep 1
done
EOF
-chmod +x /opt/set_nat.sh
+ chmod +x /opt/set_nat.sh
+fi # endif BUILD_STATE != "build"
-# Download and install HC2VPP from source
-cd /opt
-git clone ${HC2VPP_SOURCE_REPO_URL} -b ${HC2VPP_SOURCE_REPO_BRANCH} hc2vpp
+if [[ $BUILD_STATE != "done" ]]
+then
-apt-get install -y maven
-cat > ~/.m2/settings.xml << EOF
+ # Download and install HC2VPP from source
+ cd /opt
+ git clone ${HC2VPP_SOURCE_REPO_URL} -b ${HC2VPP_SOURCE_REPO_BRANCH} hc2vpp
+
+ apt-get -f -y install
+ apt-get install -y maven
+ mkdir -p /root/.m2
+ cat > ~/.m2/settings.xml << EOF
<?xml version="1.0" encoding="UTF-8"?>
<!-- vi: set et smarttab sw=2 tabstop=2: -->
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
@@ -314,7 +332,7 @@ cat > ~/.m2/settings.xml << EOF
<profiles>
<profile>
- <id>fd.io-release</id>
+ <id>fd.io-release</id>
<repositories>
<repository>
<id>fd.io-mirror</id>
@@ -362,7 +380,7 @@ cat > ~/.m2/settings.xml << EOF
</repositories>
<pluginRepositories>
<pluginRepository>
- <id>fd.io-snapshot</id>
+ <id>fd.io-snapshot</id>
<name>fd.io-snapshot</name>
<url>https://nexus.fd.io/content/repositories/fd.io.snapshot/</url>
<releases>
@@ -413,16 +431,26 @@ cat > ~/.m2/settings.xml << EOF
</settings>
EOF
-cd hc2vpp
-mvn clean install
-l_version=$(cat pom.xml | grep "<version>" | head -1)
-l_version=$(echo "${l_version%<*}")
-l_version=$(echo "${l_version#*>}")
-mv vpp-integration/minimal-distribution/target/vpp-integration-distribution-${l_version}-hc/vpp-integration-distribution-${l_version} /opt/honeycomb
-sed -i 's/127.0.0.1/0.0.0.0/g' /opt/honeycomb/config/honeycomb.json
-
-# Create systemctl service for Honeycomb
-cat > /etc/systemd/system/honeycomb.service << EOF
+ cd hc2vpp
+ mvn clean install
+ l_version=$(cat pom.xml | grep "<version>" | head -1)
+ l_version=$(echo "${l_version%<*}")
+ l_version=$(echo "${l_version#*>}")
+ mv vpp-integration/minimal-distribution/target/vpp-integration-distribution-${l_version}-hc/vpp-integration-distribution-${l_version} /opt/honeycomb
+ sed -i 's/127.0.0.1/0.0.0.0/g' /opt/honeycomb/config/honeycomb.json
+
+ # Disable automatic upgrades
+ if [[ $CLOUD_ENV != "rackspace" ]]
+ then
+ echo "APT::Periodic::Unattended-Upgrade \"0\";" >> /etc/apt/apt.conf.d/10periodic
+ sed -i 's/\(APT::Periodic::Unattended-Upgrade\) "1"/\1 "0"/' /etc/apt/apt.conf.d/20auto-upgrades
+ fi
+fi # endif BUILD_STATE != "done"
+
+if [[ $BUILD_STATE != "build" ]]
+then
+ # Create systemctl service for Honeycomb
+ cat > /etc/systemd/system/honeycomb.service << EOF
[Unit]
Description=Honeycomb Agent for the VPP control plane
Documentation=https://wiki.fd.io/view/Honeycomb
@@ -437,27 +465,28 @@ RestartSec=10
[Install]
WantedBy=multi-user.target
EOF
-systemctl enable /etc/systemd/system/honeycomb.service
-
-# Download DHCP config files
-cd /opt
-wget $REPO_URL_BLOB/org.onap.demo/vnfs/vcpe/$INSTALL_SCRIPT_VERSION/v_brgemu_init.sh
-wget $REPO_URL_BLOB/org.onap.demo/vnfs/vcpe/$INSTALL_SCRIPT_VERSION/v_brgemu.sh
-chmod +x v_brgemu_init.sh
-chmod +x v_brgemu.sh
-mv v_brgemu.sh /etc/init.d
-update-rc.d v_brgemu.sh defaults
-
-# Rename network interface in openstack Ubuntu 16.04 images. Then, reboot the VM to pick up changes
-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
- sed -i "s/ens[0-9]*/eth0/g" /etc/network/interfaces.d/*.cfg
- sed -i "s/ens[0-9]*/eth0/g" /etc/udev/rules.d/70-persistent-net.rules
- echo 'network: {config: disabled}' >> /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg
- echo "APT::Periodic::Unattended-Upgrade \"0\";" >> /etc/apt/apt.conf.d/10periodic
- reboot
-fi
-
-./v_brgemu_init.sh
+ systemctl enable /etc/systemd/system/honeycomb.service
+
+ # Download DHCP config files
+ cd /opt
+ wget $REPO_URL_BLOB/org.onap.demo/vnfs/vcpe/$INSTALL_SCRIPT_VERSION/v_brgemu_init.sh
+ wget $REPO_URL_BLOB/org.onap.demo/vnfs/vcpe/$INSTALL_SCRIPT_VERSION/v_brgemu.sh
+ sed -i '/# Provides:/c\# Provides: vbrg ' /opt/v_brgemu.sh
+ chmod +x v_brgemu_init.sh
+ chmod +x v_brgemu.sh
+ mv v_brgemu.sh /etc/init.d
+ update-rc.d v_brgemu.sh defaults
+
+ # Rename network interface in openstack Ubuntu 16.04 images. Then, reboot the VM to pick up changes
+ 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
+ sed -i "s/ens[0-9]*/eth0/g" /etc/network/interfaces.d/*.cfg
+ sed -i "s/ens[0-9]*/eth0/g" /etc/udev/rules.d/70-persistent-net.rules
+ echo 'network: {config: disabled}' >> /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg
+ reboot
+ fi
+
+ ./v_brgemu_init.sh
+fi # endif BUILD_STATE != "build"