vnfs/vCPE/scripts/v_gmux_install.sh

   1 #!/bin/bash
   2
   3 REPO_URL_BLOB=$(cat /opt/config/repo_url_blob.txt)
   4 REPO_URL_ARTIFACTS=$(cat /opt/config/repo_url_artifacts.txt)
   5 DEMO_ARTIFACTS_VERSION=$(cat /opt/config/demo_artifacts_version.txt)
   6 INSTALL_SCRIPT_VERSION=$(cat /opt/config/install_script_version.txt)
   7 VPP_SOURCE_REPO_URL=$(cat /opt/config/vpp_source_repo_url.txt)
   8 VPP_SOURCE_REPO_BRANCH=$(cat /opt/config/vpp_source_repo_branch.txt)
   9 VPP_PATCH_URL=$(cat /opt/config/vpp_patch_url.txt)
  10 HC2VPP_SOURCE_REPO_URL=$(cat /opt/config/hc2vpp_source_repo_url.txt)
  11 HC2VPP_SOURCE_REPO_BRANCH=$(cat /opt/config/hc2vpp_source_repo_branch.txt)
  12 HC2VPP_PATCH_URL=$(cat /opt/config/hc2vpp_patch_url.txt)
  13 LIBEVEL_PATCH_URL=$(cat /opt/config/libevel_patch_url.txt)
  14 CLOUD_ENV=$(cat /opt/config/cloud_env.txt)
  15 MUX_GW_IP=$(cat /opt/config/mux_gw_net_ipaddr.txt)
  16 MUX_GW_CIDR=$(cat /opt/config/mux_gw_net_cidr.txt)
  17 BNG_MUX_IP=$(cat /opt/config/bng_mux_net_ipaddr.txt)
  18 BNG_MUX_CIDR=$(cat /opt/config/bng_mux_net_cidr.txt)
  19
  20 # Build states are:
  21 # 'build' - just build the code
  22 # 'done' - code is build, install and setup
  23 # 'auto' - bulid, install and setup
  24 BUILD_STATE="auto"
  25 if [[ -f /opt/config/compile_state.txt ]]
  26 then
  27     BUILD_STATE=$(cat /opt/config/compile_state.txt)
  28 fi
  29
  30 # Convert Network CIDR to Netmask
  31 cdr2mask () {
  32         # Number of args to shift, 255..255, first non-255 byte, zeroes
  33         set -- $(( 5 - ($1 / 8) )) 255 255 255 255 $(( (255 << (8 - ($1 % 8))) & 255 )) 0 0 0
  34         [ $1 -gt 1 ] && shift $1 || shift
  35         echo ${1-0}.${2-0}.${3-0}.${4-0}
  36 }
  37
  38 # OpenStack network configuration
  39 if [[ $BUILD_STATE != "build" ]]
  40 then
  41     if [[ $CLOUD_ENV == "openstack" ]]
  42     then
  43         echo 127.0.0.1 $(hostname) >> /etc/hosts
  44
  45         # Allow remote login as root
  46         mv /root/.ssh/authorized_keys /root/.ssh/authorized_keys.bk
  47         cp /home/ubuntu/.ssh/authorized_keys /root/.ssh
  48
  49         MTU=$(/sbin/ifconfig | grep MTU | sed 's/.*MTU://' | sed 's/ .*//' | sort -n | head -1)
  50
  51         IP=$(cat /opt/config/oam_ipaddr.txt)
  52         BITS=$(cat /opt/config/oam_cidr.txt | cut -d"/" -f2)
  53         NETMASK=$(cdr2mask $BITS)
  54         echo "auto eth2" >> /etc/network/interfaces
  55         echo "iface eth2 inet static" >> /etc/network/interfaces
  56         echo "    address $IP" >> /etc/network/interfaces
  57         echo "    netmask $NETMASK" >> /etc/network/interfaces
  58         echo "    mtu $MTU" >> /etc/network/interfaces
  59
  60         ifup eth2
  61     fi
  62 fi  # endif BUILD_STATE != "build"
  63
  64 if [[ $BUILD_STATE != "done" ]]
  65 then
  66     # Download required dependencies
  67     echo "deb http://ppa.launchpad.net/openjdk-r/ppa/ubuntu $(lsb_release -c -s) main" >>  /etc/apt/sources.list.d/java.list
  68     echo "deb-src http://ppa.launchpad.net/openjdk-r/ppa/ubuntu $(lsb_release -c -s) main" >>  /etc/apt/sources.list.d/java.list
  69     apt-get update
  70     apt-get install --allow-unauthenticated -y wget openjdk-8-jdk apt-transport-https ca-certificates g++ libcurl4-gnutls-dev
  71     sleep 1
  72
  73     # Install the tools required for download codes
  74     apt-get install -y expect git patch make linux-image-extra-`uname -r`
  75
  76     #Download and build the VPP codes
  77     cd /opt
  78     git clone ${VPP_SOURCE_REPO_URL} -b ${VPP_SOURCE_REPO_BRANCH} vpp
  79     wget -O Vpp-Add-VES-agent-for-vG-MUX.patch ${VPP_PATCH_URL}
  80
  81     cd vpp
  82     patch -p1 < ../Vpp-Add-VES-agent-for-vG-MUX.patch
  83     expect -c "
  84             spawn make install-dep;
  85             expect {
  86                     \"Do you want to continue?*\" {send \"Y\r\"; interact}
  87             }
  88     "
  89
  90     # Install the evel-library first since we need the lib
  91     cd /opt
  92     apt-get install -y libcurl4-openssl-dev
  93     git clone http://gerrit.onap.org/r/demo
  94     wget -O vCPE-vG-MUX-libevel-fixup.patch ${LIBEVEL_PATCH_URL}
  95     cd demo
  96     patch -p1 < ../vCPE-vG-MUX-libevel-fixup.patch
  97     cd vnfs/VES5.0/evel/evel-library/bldjobs
  98     make
  99     cp ../libs/x86_64/libevel.so /usr/lib
 100     ldconfig
 101
 102     cd /opt/vpp/build-root
 103     ./bootstrap.sh
 104     make V=0 PLATFORM=vpp TAG=vpp install-deb
 105
 106     # Install the VPP package
 107     apt install -y python-ply-lex-3.5 python-ply-yacc-3.5 python-pycparser python-cffi
 108     dpkg -i *.deb
 109     systemctl stop vpp
 110 fi  # endif BUILD_STATE != "done"
 111
 112 if [[ $BUILD_STATE != "build" ]]
 113 then
 114     # Auto-start configuration for the VPP
 115     cat > /etc/vpp/startup.conf << EOF
 116
 117 unix {
 118   nodaemon
 119   log /tmp/vpp.log
 120   full-coredump
 121   cli-listen localhost:5002
 122   startup-config /etc/vpp/setup.gate
 123 }
 124
 125 api-trace {
 126   on
 127 }
 128
 129 api-segment {
 130   gid vpp
 131 }
 132
 133 cpu {
 134         ## In the VPP there is one main thread and optionally the user can create worker(s)
 135         ## The main thread and worker thread(s) can be pinned to CPU core(s) manually or automatically
 136
 137         ## Manual pinning of thread(s) to CPU core(s)
 138
 139         ## Set logical CPU core where main thread runs
 140         # main-core 1
 141
 142         ## Set logical CPU core(s) where worker threads are running
 143         # corelist-workers 2-3,18-19
 144
 145         ## Automatic pinning of thread(s) to CPU core(s)
 146
 147         ## Sets number of CPU core(s) to be skipped (1 ... N-1)
 148         ## Skipped CPU core(s) are not used for pinning main thread and working thread(s).
 149         ## The main thread is automatically pinned to the first available CPU core and worker(s)
 150         ## are pinned to next free CPU core(s) after core assigned to main thread
 151         # skip-cores 4
 152
 153         ## Specify a number of workers to be created
 154         ## Workers are pinned to N consecutive CPU cores while skipping "skip-cores" CPU core(s)
 155         ## and main thread's CPU core
 156         # workers 2
 157
 158         ## Set scheduling policy and priority of main and worker threads
 159
 160         ## Scheduling policy options are: other (SCHED_OTHER), batch (SCHED_BATCH)
 161         ## idle (SCHED_IDLE), fifo (SCHED_FIFO), rr (SCHED_RR)
 162         # scheduler-policy fifo
 163
 164         ## Scheduling priority is used only for "real-time policies (fifo and rr),
 165         ## and has to be in the range of priorities supported for a particular policy
 166         # scheduler-priority 50
 167 }
 168
 169 # dpdk {
 170         ## Change default settings for all intefaces
 171         # dev default {
 172                 ## Number of receive queues, enables RSS
 173                 ## Default is 1
 174                 # num-rx-queues 3
 175
 176                 ## Number of transmit queues, Default is equal
 177                 ## to number of worker threads or 1 if no workers treads
 178                 # num-tx-queues 3
 179
 180                 ## Number of descriptors in transmit and receive rings
 181                 ## increasing or reducing number can impact performance
 182                 ## Default is 1024 for both rx and tx
 183                 # num-rx-desc 512
 184                 # num-tx-desc 512
 185
 186                 ## VLAN strip offload mode for interface
 187                 ## Default is off
 188                 # vlan-strip-offload on
 189         # }
 190
 191         ## Whitelist specific interface by specifying PCI address
 192         # dev 0000:02:00.0
 193
 194         ## Whitelist specific interface by specifying PCI address and in
 195         ## addition specify custom parameters for this interface
 196         # dev 0000:02:00.1 {
 197         #       num-rx-queues 2
 198         # }
 199
 200         ## Change UIO driver used by VPP, Options are: igb_uio, vfio-pci
 201         ## and uio_pci_generic (default)
 202         # uio-driver vfio-pci
 203
 204         ## Disable mutli-segment buffers, improves performance but
 205         ## disables Jumbo MTU support
 206         # no-multi-seg
 207
 208         ## Increase number of buffers allocated, needed only in scenarios with
 209         ## large number of interfaces and worker threads. Value is per CPU socket.
 210         ## Default is 16384
 211         # num-mbufs 128000
 212
 213         ## Change hugepages allocation per-socket, needed only if there is need for
 214         ## larger number of mbufs. Default is 256M on each detected CPU socket
 215         # socket-mem 2048,2048
 216 # }
 217
 218 EOF
 219
 220     # Get list of network device PCI bus addresses
 221     get_nic_pci_list() {
 222         while read -r line ; do
 223             if [ "$line" != "${line#*network device}" ]; then
 224                 echo -n "${line%% *} "
 225             fi
 226         done < <(lspci)
 227     }
 228
 229     NICS=$(get_nic_pci_list)
 230     NICS=`echo ${NICS} | sed 's/[0]\+\([0-9]\)/\1/g' | sed 's/[.:]/\//g'`
 231
 232     BNG_MUX_NIC=GigabitEthernet`echo ${NICS} | cut -d " " -f 2`  # second interface in list
 233     MUX_GW_NIC=GigabitEthernet`echo ${NICS} | cut -d " " -f 4`   # fourth interface in list
 234
 235     cat > /etc/vpp/setup.gate << EOF
 236 set int state ${BNG_MUX_NIC} up
 237 set int ip address ${BNG_MUX_NIC} ${BNG_MUX_IP}/${BNG_MUX_CIDR#*/}
 238
 239 set int state ${MUX_GW_NIC} up
 240 set int ip address ${MUX_GW_NIC} ${MUX_GW_IP}/${MUX_GW_CIDR#*/}
 241 EOF
 242
 243 fi  # endif BUILD_STATE != "build"
 244
 245 if [[ $BUILD_STATE != "done" ]]
 246 then
 247     # Download and install HC2VPP from source
 248     cd /opt
 249     git clone ${HC2VPP_SOURCE_REPO_URL} -b ${HC2VPP_SOURCE_REPO_BRANCH} hc2vpp
 250     wget -O Hc2vpp-Add-VES-agent-for-vG-MUX.patch ${HC2VPP_PATCH_URL}
 251
 252     apt-get install -y maven
 253     mkdir -p ~/.m2
 254     cat > ~/.m2/settings.xml << EOF
 255 <?xml version="1.0" encoding="UTF-8"?>
 256 <!-- vi: set et smarttab sw=2 tabstop=2: -->
 257 <settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
 258   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 259   xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
 260
 261   <profiles>
 262     <profile>
 263       <id>fd.io-release</id>
 264       <repositories>
 265         <repository>
 266           <id>fd.io-mirror</id>
 267           <name>fd.io-mirror</name>
 268           <url>https://nexus.fd.io/content/groups/public/</url>
 269           <releases>
 270             <enabled>true</enabled>
 271             <updatePolicy>never</updatePolicy>
 272           </releases>
 273           <snapshots>
 274             <enabled>false</enabled>
 275           </snapshots>
 276         </repository>
 277       </repositories>
 278       <pluginRepositories>
 279         <pluginRepository>
 280           <id>fd.io-mirror</id>
 281           <name>fd.io-mirror</name>
 282           <url>https://nexus.fd.io/content/repositories/public/</url>
 283           <releases>
 284             <enabled>true</enabled>
 285             <updatePolicy>never</updatePolicy>
 286           </releases>
 287           <snapshots>
 288             <enabled>false</enabled>
 289           </snapshots>
 290         </pluginRepository>
 291       </pluginRepositories>
 292     </profile>
 293
 294     <profile>
 295       <id>fd.io-snapshots</id>
 296       <repositories>
 297         <repository>
 298           <id>fd.io-snapshot</id>
 299           <name>fd.io-snapshot</name>
 300           <url>https://nexus.fd.io/content/repositories/fd.io.snapshot/</url>
 301           <releases>
 302             <enabled>false</enabled>
 303           </releases>
 304           <snapshots>
 305             <enabled>true</enabled>
 306           </snapshots>
 307         </repository>
 308       </repositories>
 309       <pluginRepositories>
 310         <pluginRepository>
 311           <id>fd.io-snapshot</id>
 312           <name>fd.io-snapshot</name>
 313           <url>https://nexus.fd.io/content/repositories/fd.io.snapshot/</url>
 314           <releases>
 315             <enabled>false</enabled>
 316           </releases>
 317           <snapshots>
 318             <enabled>true</enabled>
 319           </snapshots>
 320         </pluginRepository>
 321       </pluginRepositories>
 322     </profile>
 323     <profile>
 324       <id>opendaylight-snapshots</id>
 325       <repositories>
 326         <repository>
 327           <id>opendaylight-snapshot</id>
 328           <name>opendaylight-snapshot</name>
 329           <url>https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/</url>
 330           <releases>
 331             <enabled>false</enabled>
 332           </releases>
 333           <snapshots>
 334             <enabled>true</enabled>
 335           </snapshots>
 336         </repository>
 337       </repositories>
 338       <pluginRepositories>
 339         <pluginRepository>
 340           <id>opendaylight-shapshot</id>
 341           <name>opendaylight-snapshot</name>
 342           <url>https://nexus.opendaylight.org/content/repositories/opendaylight.snapshot/</url>
 343           <releases>
 344             <enabled>false</enabled>
 345           </releases>
 346           <snapshots>
 347             <enabled>true</enabled>
 348           </snapshots>
 349         </pluginRepository>
 350       </pluginRepositories>
 351     </profile>
 352   </profiles>
 353
 354   <activeProfiles>
 355     <activeProfile>fd.io-release</activeProfile>
 356     <activeProfile>fd.io-snapshots</activeProfile>
 357     <activeProfile>opendaylight-snapshots</activeProfile>
 358   </activeProfiles>
 359 </settings>
 360 EOF
 361
 362     cd hc2vpp
 363     patch -p1 < ../Hc2vpp-Add-VES-agent-for-vG-MUX.patch
 364     p_version_snap=$(cat ves/ves-impl/pom.xml | grep -A 1 "jvpp-ves" | tail -1)
 365     p_version_snap=$(echo "${p_version_snap%<*}")
 366     p_version_snap=$(echo "${p_version_snap#*>}")
 367     p_version=$(echo "${p_version_snap%-*}")
 368     mkdir -p  ~/.m2/repository/io/fd/vpp/jvpp-ves/${p_version_snap}
 369     mvn install:install-file -Dfile=/usr/share/java/jvpp-ves-${p_version}.jar -DgroupId=io.fd.vpp -DartifactId=jvpp-ves -Dversion=${p_version_snap} -Dpackaging=jar
 370     mvn clean install -nsu -DskipTests=true
 371     l_version=$(cat pom.xml | grep "<version>" | head -1)
 372     l_version=$(echo "${l_version%<*}")
 373     l_version=$(echo "${l_version#*>}")
 374     mv vpp-integration/minimal-distribution/target/vpp-integration-distribution-${l_version}-hc/vpp-integration-distribution-${l_version} /opt/honeycomb
 375     sed -i 's/127.0.0.1/0.0.0.0/g' /opt/honeycomb/config/honeycomb.json
 376
 377     # Disable automatic upgrades
 378     if [[ $CLOUD_ENV != "rackspace" ]]
 379     then
 380         echo "APT::Periodic::Unattended-Upgrade \"0\";" >> /etc/apt/apt.conf.d/10periodic
 381         sed -i 's/\(APT::Periodic::Unattended-Upgrade\) "1"/\1 "0"/' /etc/apt/apt.conf.d/20auto-upgrades
 382     fi
 383 fi  # endif BUILD_STATE != "done"
 384
 385 if [[ $BUILD_STATE != "build" ]]
 386 then
 387     # Create systemctl service for Honeycomb
 388     cat > /etc/systemd/system/honeycomb.service << EOF
 389 [Unit]
 390 Description=Honeycomb Agent for the VPP control plane
 391 Documentation=https://wiki.fd.io/view/Honeycomb
 392 Requires=vpp.service
 393 After=vpp.service
 394
 395 [Service]
 396 ExecStart=/opt/honeycomb/honeycomb
 397 Restart=always
 398 RestartSec=10
 399
 400 [Install]
 401 WantedBy=multi-user.target
 402 EOF
 403     systemctl enable /etc/systemd/system/honeycomb.service
 404
 405     #Create a systemd service for auto-save
 406     cat > /usr/bin/save_config << EOF
 407 #!/bin/bash
 408
 409 #########################################################################
 410 #
 411 #  Copyright (c) 2017 Intel and/or its affiliates.
 412 #
 413 #  Licensed under the Apache License, Version 2.0 (the "License");
 414 #  you may not use this file except in compliance with the License.
 415 #  You may obtain a copy of the License at:
 416 #
 417 #      http://www.apache.org/licenses/LICENSE-2.0
 418 #
 419 #  Unless required by applicable law or agreed to in writing, software
 420 #  distributed under the License is distributed on an "AS IS" BASIS,
 421 #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 422 #  See the License for the specific language governing permissions and
 423 #  limitations under the License.
 424 #
 425 ##########################################################################
 426
 427 ############################### Variables ################################
 428 VPP_SETUP_GATE=/etc/vpp/setup.gate
 429
 430 ############################### Functions ################################
 431
 432 # Write the commands to the startup scripts.
 433 #
 434 # We could set VPP configuration to the startup.conf.
 435 # Write the configuration to the startup scripts so we could
 436 # restore the system after rebooting.
 437 #
 438 write_startup_scripts()
 439 {
 440         local cmd=\${2}
 441         local is_add=\${1}
 442
 443         if [[ \${is_add} == add ]] ;then
 444                 while read -r line
 445                 do
 446                         if [[ \${line} == \${cmd} ]] ;then
 447                                 return 0
 448                         fi
 449                 done < \${VPP_SETUP_GATE}
 450
 451                 echo "\${cmd}" >> \${VPP_SETUP_GATE}
 452         else
 453                 while read -r line
 454                 do
 455                         if [[ \${line} == \${cmd} ]] ;then
 456                                 sed -i "/\${line}/d" \${VPP_SETUP_GATE}
 457                                 return 0
 458                         fi
 459                 done < \${VPP_SETUP_GATE}
 460         fi
 461 }
 462
 463 # Saves the VES agent configuration to the startup script.
 464 #
 465 # Get the current VES agent configuration from the bash command:
 466 # \$vppctl show ves agent
 467 #    Server Addr    Server Port Interval Enabled
 468 #    127.0.0.1        8080         10    True
 469 # Set the VES agent configuration with the bash command:
 470 # \$vppctl set ves agent server 127.0.0.1 port 8080 intval 10
 471 #
 472 save_ves_config()
 473 {
 474         local server=""
 475         local port=""
 476         local intval=""
 477
 478         local ves_config=\`vppctl show ves agent | head -2 | tail -1\`
 479         if [ "\${ves_config}" != "" ] ;then
 480                 server=\`echo \${ves_config} | awk '{ print \$1 }'\`
 481                 port=\`echo \${ves_config} | awk '{ print \$2 }'\`
 482                 intval=\`echo \${ves_config} | awk '{ print \$3 }'\`
 483                 write_startup_scripts add "set ves agent server \${server} port \${port} intval \${intval}"
 484         fi
 485 }
 486
 487 # Save the VxLAN Tunnel Configuration to the startup script.
 488 #
 489 # Get the current VxLAN tunnel configuration with bash command:
 490 # \$vppctl show vxlan tunnel
 491 #  [0] src 10.3.0.2 dst 10.1.0.20 vni 100 sw_if_index 1 encap_fib_index 0 fib_entry_index 7 decap_next l2
 492 #  [1] src 10.5.0.20 dst 10.5.0.21 vni 100 sw_if_index 2 encap_fib_index 0 fib_entry_index 8 decap_next l2
 493 # Set the VxLAN Tunnel with the bash command:
 494 # \$vppctl create vxlan tunnel src 10.3.0.2 dst 10.1.0.20 vni 100
 495 # vxlan_tunnel0
 496 save_vxlan_tunnel()
 497 {
 498         local src=""
 499         local dst=""
 500         local vni=""
 501
 502         vppctl show vxlan tunnel | while read line
 503         do
 504                 if [ "\${line}" != "" ] ;then
 505                         src=\`echo \${line} | awk '{ print \$3 }'\`
 506                         dst=\`echo \${line} | awk '{ print \$5 }'\`
 507                         vni=\`echo \${line} | awk '{ print \$7 }'\`
 508
 509                         write_startup_scripts add "create vxlan tunnel src \${src} dst \${dst} vni \${vni}"
 510                 fi
 511         done
 512 }
 513
 514 # Save the VxLAN tunnel L2 xconnect configuration to the startup script.
 515 #
 516 # Get the Current L2 Address configuration with bash command:
 517 # \$vppctl show int addr
 518 # local0 (dn):
 519 # vxlan_tunnel0 (up):
 520 #   l2 xconnect vxlan_tunnel1
 521 # vxlan_tunnel1 (up):
 522 #   l2 xconnect vxlan_tunnel0
 523 # Save the VxLAN tunnel L2 xconnect configuration with bash command:
 524 # \$vppctl set interface l2 xconnect vxlan_tunnel0 vxlan_tunnel1
 525 #
 526 save_vxlan_xconnect()
 527 {
 528         local ingress=""
 529         local egress=""
 530
 531         vppctl show int addr | while read line
 532         do
 533                 if [[ \${line} == vxlan_tunnel* ]] ;then
 534                         read next
 535                         while [[ \${next} != l2* ]] || [[ \${next} == "" ]]
 536                         do
 537                                 line=\`echo \${next}\`
 538                                 read next
 539                         done
 540                         if [[ \${next} == l2* ]] ;then
 541                                 ingress=\`echo \${line} | awk '{ print \$1 }'\`
 542                                 egress=\`echo \${next} | awk '{ print \$3 }'\`
 543                                 write_startup_scripts add "set interface l2 xconnect \${ingress} \${egress}"
 544                         fi
 545                 fi
 546         done
 547 }
 548
 549 ################################# MAIN ###################################
 550
 551 save_ves_config
 552
 553 save_vxlan_tunnel
 554
 555 save_vxlan_xconnect
 556
 557 EOF
 558     chmod a+x /usr/bin/save_config
 559     cat > /etc/systemd/system/autosave.service << EOF
 560 [Unit]
 561 Description=Run Scripts at Start and Stop
 562 Requires=vpp.service
 563 After=vpp.service
 564
 565 [Service]
 566 Type=oneshot
 567 RemainAfterExit=true
 568 ExecStop=/usr/bin/save_config
 569
 570 [Install]
 571 WantedBy=multi-user.target
 572 EOF
 573     systemctl enable /etc/systemd/system/autosave.service
 574
 575     # Download DHCP config files
 576     cd /opt
 577     wget $REPO_URL_BLOB/org.onap.demo/vnfs/vcpe/$INSTALL_SCRIPT_VERSION/v_gmux_init.sh
 578     wget $REPO_URL_BLOB/org.onap.demo/vnfs/vcpe/$INSTALL_SCRIPT_VERSION/v_gmux.sh
 579     chmod +x v_gmux_init.sh
 580     chmod +x v_gmux.sh
 581     mv v_gmux.sh /etc/init.d
 582     update-rc.d v_gmux.sh defaults
 583
 584     # Rename network interface in openstack Ubuntu 16.04 images. Then, reboot the VM to pick up changes
 585     if [[ $CLOUD_ENV != "rackspace" ]]
 586     then
 587         sed -i "s/GRUB_CMDLINE_LINUX=.*/GRUB_CMDLINE_LINUX=\"net.ifnames=0 biosdevname=0\"/g" /etc/default/grub
 588         grub-mkconfig -o /boot/grub/grub.cfg
 589         sed -i "s/ens[0-9]*/eth0/g" /etc/network/interfaces.d/*.cfg
 590         sed -i "s/ens[0-9]*/eth0/g" /etc/udev/rules.d/70-persistent-net.rules
 591         echo 'network: {config: disabled}' >> /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg
 592         reboot
 593     fi
 594
 595     ./v_gmux_init.sh
 596 fi  # endif BUILD_STATE != "build"