scripts/configure-compute-node-UBUNTU16.0.4.sh

   1 #!/bin/bash
   2
   3 ##
   4 # Copyright 2015 Telefónica Investigación y Desarrollo, S.A.U.
   5 # This file is part of openvim
   6 # All Rights Reserved.
   7 #
   8 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   9 # not use this file except in compliance with the License. You may obtain
  10 # a copy of the License at
  11 #
  12 #         http://www.apache.org/licenses/LICENSE-2.0
  13 #
  14 # Unless required by applicable law or agreed to in writing, software
  15 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  16 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  17 # License for the specific language governing permissions and limitations
  18 # under the License.
  19 #
  20 # For those usages not covered by the Apache License, Version 2.0 please
  21 # contact with: nfvlabs@tid.es
  22 ##
  23
  24 # Authors: Antonio Lopez, Pablo Montes, Alfonso Tierno
  25 # June 2015
  26
  27 # Personalize RHEL7.1 on compute nodes
  28 # Prepared to work with the following network card drivers:
  29 #       tg3, igb drivers for management interfaces
  30 #       ixgbe (Intel Niantic) and i40e (Intel Fortville) drivers for data plane interfaces
  31
  32 # To download:
  33 # wget https://raw.githubusercontent.com/nfvlabs/openmano/master/scripts/configure-compute-node-UBUNTU14.04.sh
  34 # To execute:
  35 # chmod +x ./configure-compute-node-UBUNTU14.04.sh
  36 # sudo ./configure-compute-node-RHEL7.1.sh <user> <iface>
  37
  38 # Assumptions:
  39 # All virtualization options activated on BIOS (vt-d, vt-x, SR-IOV, no power savings...)
  40 # RHEL7.1 installed without /home partition and with the following packages selection:
  41 # @base, @core, @development, @network-file-system-client, @virtualization-hypervisor, @virtualization-platform, @virtualization-tools
  42
  43
  44 function usage(){
  45     echo -e "Usage: sudo $0 [-y] <user-name>  [ <iface-name>  [<ip-address>|dhcp] ]"
  46     echo -e "  Configure compute host for VIM usage. (version 0.4). Params:"
  47     echo -e "     -y  do not prompt for confirmation. If a new user is created, the user name is set as password"
  48     echo -e "     <user-name> Create if not exist and configure this user for openvim to connect"
  49     echo -e "     <iface-name> if suplied creates bridge interfaces on this interface, needed for openvim"
  50     echo -e "     ip or dhcp if suplied, configure the interface with this ip address (/24) or 'dhcp' "
  51 }
  52
  53
  54 #1 CHECK input parameters
  55 #1.1 root privileges
  56 [ "$USER" != "root" ] && echo "Needed root privileges" && usage && exit -1
  57
  58 #1.2 input parameters
  59 FORCE=""
  60 while getopts "y" o; do
  61     case "${o}" in
  62         y)
  63             FORCE="yes"
  64             ;;
  65         *)
  66             usage
  67             exit -1
  68             ;;
  69     esac
  70 done
  71 shift $((OPTIND-1))
  72
  73
  74
  75 if [ $# -lt 1 ]
  76 then
  77   usage
  78   exit
  79 fi
  80
  81
  82 user_name=$1
  83 interface=$2
  84 ip_iface=$3
  85
  86 if [ -n "$interface" ] && ! ifconfig $interface &> /dev/null
  87 then
  88   echo "Error: interface '$interface' is not present in the system"
  89   usage
  90   exit 1
  91 fi
  92
  93 echo '
  94 #################################################################
  95 #####       INSTALL NEEDED PACKETS                          #####
  96 #################################################################'
  97
  98 # Required packages
  99 apt-get -y update
 100 #apt-get -y install grub-common screen virt-manager ethtool build-essential x11-common x11-utils x11-apps libguestfs-tools hwloc libguestfs-tools numactl vlan nfs-common nfs-kernel-server
 101 apt-get -y install grub-common screen virt-manager ethtool build-essential x11-common x11-utils libguestfs-tools hwloc libguestfs-tools numactl vlan nfs-common nfs-kernel-server
 102
 103 echo "Remove unneeded packages....."
 104 apt-get -y autoremove
 105 # Selinux management
 106 #yum install -y policycoreutils-python
 107
 108
 109
 110 echo '
 111 #################################################################
 112 #####       INSTALL USER                                    #####
 113 #################################################################'
 114
 115 # Add required groups
 116 groupadd -f admin
 117 groupadd -f libvirt   #for other operating systems may be libvirtd
 118
 119 # Adds user, default password same as name
 120 if grep -q "^${user_name}:" /etc/passwd
 121 then
 122   #user exist, add to group
 123   echo "adding user ${user_name} to groups libvirt,admin"
 124   usermod -a -G libvirt,admin -g admin $user_name
 125 else
 126   #create user if it does not exist
 127   [ -z "$FORCE" ] && read -p "user '${user_name}' does not exist, create (Y/n)" kk
 128   if ! [ -z "$kk" -o "$kk"="y" -o "$kk"="Y" ]
 129   then
 130     exit
 131   fi
 132   echo "creating and configuring user {user_name}"
 133   useradd -m -G libvirt,admin -g admin $user_name
 134   #Password
 135   if [ -z "$FORCE" ]
 136   then
 137      echo "Provide a password for $user_name"
 138      passwd $user_name
 139   else
 140      echo -e "$user_name\n$user_name" | passwd --stdin $user_name
 141   fi
 142 fi
 143
 144 ## Allow admin users to access without password
 145 #if ! grep -q "#openmano" /etc/sudoers
 146 #then
 147 #    cat >> /home/${user_name}/script_visudo.sh << EOL
 148 ##!/bin/bash
 149 #cat \$1 | awk '(\$0~"requiretty"){print "#"\$0}(\$0!~"requiretty"){print \$0}' > tmp
 150 #cat tmp > \$1
 151 #rm tmp
 152 #echo "" >> \$1
 153 #echo "#openmano allow to group admin to grant root privileges without password" >> \$1
 154 #echo "%admin ALL=(ALL) NOPASSWD: ALL" >> \$1
 155 #EOL
 156 #    chmod +x /home/${user_name}/script_visudo.sh
 157 #    echo "allowing admin user to get root privileges withut password"
 158 #    export EDITOR=/home/${user_name}/script_visudo.sh && sudo -E visudo
 159 #    rm -f /home/${user_name}/script_visudo.sh
 160 #fi
 161
 162
 163 echo '
 164 #################################################################
 165 #####       INSTALL HUGEPAGES ISOLCPUS GRUB                 #####
 166 #################################################################'
 167
 168 # Huge pages 1G auto mount
 169 mkdir -p /mnt/huge
 170 if ! grep -q "Huge pages" /etc/fstab
 171 then
 172   echo "" >> /etc/fstab
 173   echo "# Huge pages" >> /etc/fstab
 174   echo "nodev /mnt/huge hugetlbfs pagesize=1GB 0 0" >> /etc/fstab
 175   echo "" >> /etc/fstab
 176 fi
 177
 178 # Huge pages reservation service
 179 if ! [ -f /lib/systemd/system/hugetlb-gigantic-pages.service ]
 180 then
 181   echo "configuring huge pages service"
 182   echo "[Unit]
 183 Description=HugeTLB Gigantic Pages Reservation
 184 DefaultDependencies=no
 185 Before=dev-hugepages.mount
 186 ConditionPathExists=/sys/devices/system/node
 187 ConditionKernelCommandLine=hugepagesz=1G
 188
 189 [Service]
 190 Type=oneshot
 191 RemainAfterExit=yes
 192 ExecStart=/usr/lib/systemd/hugetlb-reserve-pages
 193
 194 [Install]
 195 WantedBy=sysinit.target" >> /lib/systemd/system/hugetlb-gigantic-pages.service
 196
 197     #  cat > /usr/lib/systemd/system/hugetlb-gigantic-pages.service << EOL
 198     #[Unit]
 199     #Description=HugeTLB Gigantic Pages Reservation
 200     #DefaultDependencies=no
 201     #Before=dev-hugepages.mount
 202     #ConditionPathExists=/sys/devices/system/node
 203     #ConditionKernelCommandLine=hugepagesz=1G
 204    #
 205     #[Service]
 206     #Type=oneshot
 207     #RemainAfterExit=yes
 208     #ExecStart=/usr/lib/systemd/hugetlb-reserve-pages
 209     #
 210     #[Install]
 211     #WantedBy=sysinit.target
 212     #EOL
 213 fi
 214
 215
 216 # Get isolcpus
 217 isolcpus=`gawk 'BEGIN{pre=-2;}
 218   ($1=="processor"){pro=$3;}
 219   ($1=="core" && $4!=0){
 220      if (pre+1==pro){endrange="-" pro}
 221      else{cpus=cpus endrange sep pro; sep=","; endrange="";};
 222      pre=pro;}
 223   END{printf("%s",cpus endrange);}' /proc/cpuinfo`
 224
 225
 226 echo "CPUS: $isolcpus"
 227
 228 # Huge pages reservation file: reserving all memory apart from 4GB per NUMA node
 229 # Get the number of hugepages: all memory but 8GB reserved for the OS
 230 #totalmem=`dmidecode --type 17|grep Size |grep MB |gawk '{suma+=$2} END {print suma/1024}'`
 231 #hugepages=$(($totalmem-8))
 232
 233 if ! [ -f /usr/lib/systemd/hugetlb-reserve-pages ]
 234 then
 235   cat > /usr/lib/systemd/hugetlb-reserve-pages << EOL
 236 #!/bin/bash
 237 nodes_path=/sys/devices/system/node/
 238 if [ ! -d \$nodes_path ]; then
 239         echo "ERROR: \$nodes_path does not exist"
 240         exit 1
 241 fi
 242
 243 reserve_pages()
 244 {
 245         echo \$1 > \$nodes_path/\$2/hugepages/hugepages-1048576kB/nr_hugepages
 246 }
 247
 248 # This example reserves all available memory apart from 4 GB for linux
 249 # using 1GB size. You can modify it to your needs or comment the lines
 250 # to avoid reserve memory in a numa node
 251 EOL
 252   for f in /sys/devices/system/node/node?/meminfo
 253   do
 254     node=`head -n1 $f | gawk '($5=="kB"){print $2}'`
 255     memory=`head -n1 $f | gawk '($5=="kB"){print $4}'`
 256     memory=$((memory+1048576-1))   #memory must be ceiled
 257     memory=$((memory/1048576))   #from `kB to GB
 258     #if memory
 259     [ $memory -gt 4 ] && echo "reserve_pages $((memory-4)) node$node" >> /usr/lib/systemd/hugetlb-reserve-pages
 260   done
 261
 262   # Run the following commands to enable huge pages early boot reservation:
 263   chmod +x /usr/lib/systemd/hugetlb-reserve-pages
 264   systemctl enable hugetlb-gigantic-pages
 265 fi
 266
 267 # Prepares the text to add at the end of the grub line, including blacklisting ixgbevf driver in the host
 268 memtotal=`grep MemTotal /proc/meminfo | awk '{ print $2 }' `
 269 hpages=$(( ($memtotal/(1024*1024))-8 ))
 270
 271 memtotal=$((memtotal+1048576-1))   #memory must be ceiled
 272 memtotal=$((memtotal/1048576))   #from `kB to GBa
 273 hpages=$((memtotal-8))
 274 [[ $hpages -lt 0 ]] && hpages=0
 275
 276
 277 echo "------> memtotal: $memtotal"
 278
 279 textokernel=" intel_iommu=on default_hugepagesz=1G hugepagesz=1G hugepages=$hpages isolcpus=$isolcpus modprobe.blacklist=ixgbevf modprobe.blacklist=i40evf"
 280
 281 echo "Text to kernel: $textokernel"
 282
 283
 284 # Add text to the kernel line
 285 if ! grep -q " intel_iommu=on default_hugepagesz=1G hugepagesz=1G" /etc/default/grub
 286 then
 287   echo ">>>>>>>  adding cmdline ${textokernel}"
 288   sed -i "/^GRUB_CMDLINE_LINUX_DEFAULT=/s/\"\$/${textokernel}\"/" /etc/default/grub
 289   sed -i "/^GRUB_CMDLINE_LINUX=/s/\"\$/${textokernel}\"/" /etc/default/grub
 290
 291   update-grub
 292   # BIOS based systems
 293   grub-mkconfig -o /boot/efi/EFI/ubuntu/grub.cfg
 294   # UEFI based systems
 295   grub-mkconfig -o /boot/grub/grub.cfg
 296 fi
 297
 298 echo '
 299 #################################################################
 300 #####       OTHER CONFIGURATION                             #####
 301 #################################################################'
 302
 303 # Links the OpenMANO required folder /opt/VNF/images to /var/lib/libvirt/images. The OS installation
 304 # should have only a / partition with all possible space available
 305
 306 echo " link /opt/VNF/images to /var/lib/libvirt/images"
 307 if [ "$user_name" != "" ]
 308 then
 309   #mkdir -p /home/${user_name}/VNF_images
 310   #chown -R ${user_name}:admin /home/${user_name}/VNF_images
 311   #chmod go+x $HOME
 312
 313   # The orchestator needs to link the images folder
 314   rm -f /opt/VNF/images
 315   mkdir -p /opt/VNF/
 316   ln -s /var/lib/libvirt/images /opt/VNF/images
 317   chown -R ${user_name}:admin /opt/VNF
 318   chown -R root:admin /var/lib/libvirt/images
 319   chmod g+rwx /var/lib/libvirt/images
 320
 321   # Selinux management
 322   #echo "configure  Selinux management"
 323   #semanage fcontext -a -t virt_image_t "/home/${user_name}/VNF_images(/.*)?"
 324   #cat /etc/selinux/targeted/contexts/files/file_contexts.local |grep virt_image
 325   #restorecon -R -v /home/${user_name}/VNF_images
 326 else
 327   mkdir -p /opt/VNF/images
 328   chmod o+rx /opt/VNF/images
 329 fi
 330
 331 echo "creating local information /opt/VNF/images/hostinfo.yaml"
 332 echo "#By default openvim assumes control plane interface naming as em1,em2,em3,em4 " > /opt/VNF/images/hostinfo.yaml
 333 echo "#and bridge ifaces as virbrMan1, virbrMan2, ..." >> /opt/VNF/images/hostinfo.yaml
 334 echo "#if compute node contain a different name it must be indicated in this file" >> /opt/VNF/images/hostinfo.yaml
 335 echo "#with the format extandard-name: compute-name" >> /opt/VNF/images/hostinfo.yaml
 336 if [ "$interface" != "" -a "$interface" != "em1" ]
 337 then
 338   echo "iface_names:"  >> /opt/VNF/images/hostinfo.yaml
 339   echo "  em1: ${interface}" >> /opt/VNF/images/hostinfo.yaml
 340 fi
 341 chmod o+r /opt/VNF/images/hostinfo.yaml
 342
 343 # deactivate memory overcommit
 344 #echo "deactivate memory overcommit"
 345 #service ksmtuned stop
 346 #service ksm stop
 347 #chkconfig ksmtuned off
 348 #chkconfig ksm off
 349
 350
 351 # Libvirt options (uncomment the following)
 352 echo "configure Libvirt options"
 353 sed -i 's/#unix_sock_group = "libvirt"/unix_sock_group = "libvirt"/' /etc/libvirt/libvirtd.conf
 354 sed -i 's/#unix_sock_rw_perms = "0770"/unix_sock_rw_perms = "0770"/' /etc/libvirt/libvirtd.conf
 355 sed -i 's/#unix_sock_dir = "\/var\/run\/libvirt"/unix_sock_dir = "\/var\/run\/libvirt"/' /etc/libvirt/libvirtd.conf
 356 sed -i 's/#auth_unix_rw = "none"/auth_unix_rw = "none"/' /etc/libvirt/libvirtd.conf
 357
 358
 359 echo '
 360 #################################################################
 361 #####       NETWORK CONFIGURATION                           #####
 362 #################################################################'
 363 # Network config (if the second parameter is net)
 364 echo "Interface ==> $interface"
 365 if [ -n "$interface" ]
 366 then
 367
 368
 369   # For management and data interfaces
 370   rm -f /etc/udev/rules.d/pci_config.rules # it will be created to define VFs
 371
 372
 373   # Set ONBOOT=on and MTU=9000 on the interface used for the bridges
 374   echo "configuring iface $interface"
 375
 376 #MTU for interfaces and bridges
 377 MTU=9000
 378
 379 cp /etc/network/interfaces interfaces.tmp
 380
 381
 382   #Create infrastructure bridge, normally used for connecting to compute nodes, openflow controller, ...
 383
 384
 385     #Create VLAN for infrastructure bridge
 386
 387  echo "
 388 ######### CUTLINE #########
 389
 390 auto ${interface}
 391 iface ${interface} inet manual
 392     post-up ip link set dev ${interface} mtu ${MTU}
 393
 394 auto ${interface}.1001
 395 iface ${interface}.1001 inet manual
 396     vlan-raw-device ${interface}
 397     post-up ip link set mtu $MTU dev ${interface}.1001
 398 " >> interfaces.tmp
 399
 400 # echo "ifconfig ${interface} mtu $MTU
 401 # ifconfig ${interface} up
 402 #" > mtu.tmp
 403
 404
 405   #Create bridge interfaces
 406   echo "Creating bridge ifaces: "
 407   for ((i=1;i<=20;i++))
 408   do
 409     i2digits=$i
 410     [ $i -lt 10 ] && i2digits="0$i"
 411     echo "    virbrMan$i  vlan 20$i2digits"
 412
 413     j=$i
 414
 415  echo "
 416 auto ${interface}.20$i2digits
 417 iface ${interface}.20$i2digits inet manual
 418     post-up ip link set mtu $MTU dev ${interface}.20$i2digits
 419
 420 auto virbrMan$j
 421 iface virbrMan$j inet manual
 422         bridge_ports ${interface}.20$i2digits
 423         post-up ip link set dev virbrMan$j && ip link set mtu 9000 dev virbrMan$j
 424 " >> interfaces.tmp
 425
 426 # echo "ifconfig ${interface}.20$i2digits mtu $MTU
 427 #ifconfig virbrMan$j mtu $MTU
 428 #ifconfig virbrMan$j up
 429 #" >> mtu.tmp
 430
 431   done
 432
 433  echo "
 434 auto em2.1001
 435 iface em2.1001 inet manual
 436     post-up ip link set dev em2.1001 mtu 9000
 437
 438 auto virbrInf
 439 iface virbrInf inet manual
 440         bridge_ports em2.1001
 441         post-up ip link set dev virbrInf && ip link set mtu 9000 dev virbrInf
 442 " >> interfaces.tmp
 443
 444 # echo "ifconfig em2.1001 mtu $MTU
 445 #ifconfig virbrInf mtu $MTU
 446 #ifconfig virbrInf up
 447 #" >> mtu.tmp
 448
 449 if ! grep -q "#### CUTLINE ####" /etc/network/interfaces
 450 then
 451         echo "====== Copying interfaces.tmp to /etc/network/interfaces"
 452         cp interfaces.tmp /etc/network/interfaces
 453 fi
 454
 455
 456   #popd
 457 fi
 458
 459
 460 # Activate 8 Virtual Functions per PF on Niantic cards (ixgbe driver)
 461 if [[ `lsmod | cut -d" " -f1 | grep "ixgbe" | grep -v vf` ]]
 462 then
 463         if ! grep -q "ixgbe" /etc/modprobe.d/ixgbe.conf
 464         then
 465         echo "options ixgbe max_vfs=8" >> /etc/modprobe.d/ixgbe.conf
 466         fi
 467
 468 fi
 469
 470 echo "#!/bin/bash" > /etc/activate-vfs.sh
 471 chmod +x /etc/activate-vfs.sh
 472 for iface in `ip -o link show | awk -F': ' '{print $2}'  | grep -v  -e "\." -e "lo" -e "virbr" -e "tap"`
 473 do
 474 # 10/40 Gbps interfaces
 475 # Intel X520 cards: driver ixgbe
 476 # Intel XL710 Fortville cards: driver i40e
 477 driver=`ethtool -i $iface| awk '($0~"driver"){print $2}'`
 478 if [ "$driver" = "i40e" -o "$driver" = "ixgbe" ]
 479 then
 480   echo "configuring dataplane iface $iface"
 481
 482   # Create 8 SR-IOV per PF by udev rules only for Fortville cards (i40e driver)
 483   if [ "$driver" = "i40e" ]
 484   then
 485   pci=`ethtool -i $iface | awk '($0~"bus-info"){print $2}'`
 486    echo "echo 8 > /sys/bus/pci/devices/$pci/sriov_numvfs" >> /etc/activate-vfs.sh
 487   fi
 488 fi
 489 done
 490
 491 # Set dataplane MTU
 492
 493 #echo "sleep 10" >> mtu.tmp
 494
 495 #interfaces=`ifconfig -a | grep ^p | cut -d " " -f 1`
 496 #for ph in $interfaces
 497 #do
 498 #        echo "ifconfig $ph mtu $MTU" >> mtu.tmp
 499 #        echo "ifconfig $ph up" >> mtu.tmp
 500 #done
 501
 502
 503
 504 #cp mtu.tmp /etc/setmtu.sh
 505 #chmod +x /etc/setmtu.sh
 506
 507 # To define 8 VFs per PF we do it on rc.local, because the driver needs to be unloaded and loaded again
 508 #if ! grep -q "NFV" /etc/rc.local
 509 #then
 510   echo "#!/bin/sh -e
 511 " > /etc/rc.local
 512   echo "# NFV" >> /etc/rc.local
 513   echo "modprobe -r ixgbe" >> /etc/rc.local
 514   echo "modprobe ixgbe max_vfs=8" >> /etc/rc.local
 515   echo "/etc/activate-vfs.sh" >> /etc/rc.local
 516   #echo "/etc/setmtu.sh" >> /etc/rc.local
 517   echo "
 518 exit 0" >> /etc/rc.local
 519   echo "" >> /etc/rc.local
 520
 521   chmod +x /etc/rc.local
 522   chmod +x /etc/activate-vfs.sh
 523
 524 #fi
 525
 526 chmod a+rwx /var/lib/libvirt/images
 527 mkdir /usr/libexec/
 528 pushd /usr/libexec/
 529 ln -s /usr/bin/qemu-system-x86_64 qemu-kvm
 530 popd
 531
 532 #Deactivating apparmor while looking for a better solution
 533 /etc/init.d/apparmor stop
 534 update-rc.d -f apparmor remove
 535
 536 echo
 537 echo "Do not forget to create a shared (NFS, Samba, ...) where original virtual machine images are allocated"
 538 echo
 539 echo "Do not forget to copy the public ssh key into /home/${user_name}/.ssh/authorized_keys for authomatic login from openvim controller"
 540 echo
 541
 542 echo "Reboot the system to make the changes effective"
 543