scripts/configure-compute-node-develop-UBUNTU16.04.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-develope-UBUNTU16.04.sh
  34 # To execute:
  35 # chmod +x ./configure-compute-node-RHEL7.1.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 interfaced_path='/etc/network/interfaces.d/'
  44 #interfaced_path='/home/ubuntu/openvim_install/openvim/test-inter/'
  45 set_mtu_path='/etc/'
  46 VLAN_INDEX=20
  47
  48 function _usage(){
  49     echo -e "Usage: sudo $0 [-y] <user-name>  <iface-name>"
  50     echo -e "  Configure compute host for VIM usage. (version 0.4). OPTIONS:"
  51     echo -e "     -h --help    this help"
  52     echo -e "     -f --force:  do not prompt for confirmation. If a new user is created, the user name is set as password"
  53     echo -e "     -u --user:   Create if not exist and configure this user for openvim to connect"
  54     echo -e "     --in --iface-name:  creates bridge interfaces on this interface, needed for openvim overlay networks"
  55 }
  56
  57 function _interface_cfg_generator(){
  58     #$1 interface name | $2 MTU | $3 type
  59
  60 echo "
  61 auto ${1}
  62 iface ${1} inet ${3}
  63         mtu ${2}
  64         ${bridge_ports}
  65 " >> ${interfaced_path}${1}."cfg"
  66 }
  67
  68
  69 function _interface_cfg_generator(){
  70     #$1 interface name | $2 vlan  | $3 virbrMan | $4  MTU
  71
  72 echo "
  73 auto ${1}.${2}
  74 iface ${1}.${2} inet manual
  75         mtu ${4}
  76         post-up vconfig add ${1} ${2}
  77         post-down vconfig rem ${1}.${2}
  78
  79 auto ${3}
  80 iface ${3} inet manual
  81         bridge_ports ${1}.${2}
  82         mtu ${4}
  83         vlan-raw-device $1
  84 " >> ${interfaced_path}${1}.${2}."cfg"
  85 }
  86
  87 function _install_user() {
  88     # create user given by the user and add to groups need it.
  89     # Add required groups
  90     groupadd -f admin
  91     groupadd -f libvirt   #for other operating systems may be libvirtd
  92
  93     # Adds user, default password same as name
  94     if grep -q "^${option_user}:" /etc/passwd
  95     then
  96         #user exist, add to group
  97         echo "adding user ${option_user} to groups libvirt,admin"
  98         usermod -a -G libvirt,admin -g admin ${option_user}
  99     else
 100         #create user if it does not exist
 101         [ -z "$FORCE" ] && read -p "user '${option_user}' does not exist, create (Y/n)" kk
 102         if ! [ -z "$kk" -o "$kk"="y" -o "$kk"="Y" ]
 103         then
 104             exit
 105         fi
 106         echo "creating and configuring user ${option_user}"
 107         useradd -m -G libvirt,admin -g admin ${option_user}
 108         #Password
 109         if [ -z "$FORCE" ]
 110             then
 111                 echo "Provide a password for ${option_user}"
 112                 passwd ${option_user}
 113             else
 114                 echo -e "$option_user\n$option_user" | passwd --stdin ${option_user}
 115         fi
 116     fi
 117
 118 }
 119
 120 function _openmano_img_2_libvirt_img(){
 121     # Links the OpenMANO required folder /opt/VNF/images to /var/lib/libvirt/images.
 122     # The OS installation
 123     # should have only a / partition with all possible space available
 124
 125     echo " link /opt/VNF/images to /var/lib/libvirt/images"
 126     if [ "$option_user" != "" ]
 127     then
 128         # The orchestator needs to link the images folder
 129         rm -f /opt/VNF/images
 130         mkdir -p /opt/VNF/
 131         ln -s /var/lib/libvirt/images /opt/VNF/images
 132         chown -R ${option_user}:admin /opt/VNF
 133         chown -R root:admin /var/lib/libvirt/images
 134         chmod g+rwx /var/lib/libvirt/images
 135     else
 136         mkdir -p /opt/VNF/images
 137         chmod o+rx /opt/VNF/images
 138     fi
 139 }
 140
 141 function _install_pacckags_dependences()
 142 {
 143     # Required packages by openvim
 144     apt-get -y update
 145     apt-get -y install  grub-common screen virt-manager ethtool build-essential \
 146                         x11-common x11-utils libguestfs-tools hwloc libguestfs-tools \
 147                         numactl vlan nfs-common nfs-kernel-server
 148     echo "Remove unneeded packages....."
 149     apt-get -y autoremove
 150 }
 151
 152 function _network_configuration(){
 153     # adding vlan support
 154     grep -q '8021q' '/etc/modules'; [ $? -eq 1 ] && sudo su -c 'echo "8021q" >> /etc/modules'
 155
 156     #grep -q ${interface} '/etc/network/interfaces.d/50-cloud-init.cfg'; [ $? -eq 0 ] && sed -e '/'${interface}'/ s/^#*/#/' -i  '/etc/network/interfaces.d/50-cloud-init.cfg'
 157
 158     # Network interfaces static configuration
 159     echo "Interface ==> $interface"
 160     if [ -n "$interface" ]
 161     then
 162         # For management and data interfaces
 163         rm -f /etc/udev/rules.d/pci_config.rules # it will be created to define VFs
 164         # Set ONBOOT=on and MTU=9000 on the interface used for the bridges
 165         echo "configuring iface $interface"
 166
 167     # Static network interface configuration and MTU
 168     MTU=9000
 169     virbrMan_interface_number=20
 170
 171     #Create bridge interfaces
 172     echo "Creating bridge ifaces: "
 173     for ((i =1; i <= ${virbrMan_interface_number}; i++))
 174         do
 175             i2digits=${i}
 176             [ ${i} -lt 10 ] && i2digits="0${i}"
 177             echo "    ${interface} ${VLAN_INDEX}${i2digits}"
 178             echo "    virbrMan${i}  vlan ${VLAN_INDEX}${i2digits}"
 179             j=${i}
 180             #$1 interface name | $2 vlan | $3 MTU | $3 virbrMan | $4 bridge_ports
 181             _interface_cfg_generator  ${interface} ${VLAN_INDEX}${i2digits} 'virbrMan'${i} ${MTU}
 182     done
 183
 184     fi
 185 }
 186
 187 function _disable_aaparmor(){
 188     #Deactivating apparmor while looking for a better solution
 189     /etc/init.d/apparmor stop
 190     update-rc.d -f apparmor remove
 191 }
 192
 193 function _check_interface(){
 194     #check if interface given as an argument exits
 195     if [ -n "$1" ] && ! ifconfig $1 &> /dev/null
 196     then
 197         echo "Error: interface '$1' is not present in the system"\n
 198         exit 1
 199     fi
 200 }
 201
 202 function _user_remainder_pront()
 203 {
 204     echo
 205     echo "Do not forget to create a shared (NFS, Samba, ...) where original virtual machine images are allocated"
 206     echo
 207     echo "Do not forget to copy the public ssh key into /home/${option_user}/.ssh/authorized_keys for authomatic login from openvim controller"
 208     echo
 209     echo "Reboot the system to make the changes effective"
 210 }
 211
 212 function _libvirt_configuration(){
 213     # Libvirt options for openvim
 214     echo "configure Libvirt options"
 215     sed -i 's/#unix_sock_group = "libvirt"/unix_sock_group = "libvirt"/' /etc/libvirt/libvirtd.conf
 216     sed -i 's/#unix_sock_rw_perms = "0770"/unix_sock_rw_perms = "0770"/' /etc/libvirt/libvirtd.conf
 217     sed -i 's/#unix_sock_dir = "\/var\/run\/libvirt"/unix_sock_dir = "\/var\/run\/libvirt"/' /etc/libvirt/libvirtd.conf
 218     sed -i 's/#auth_unix_rw = "none"/auth_unix_rw = "none"/' /etc/libvirt/libvirtd.conf
 219
 220     chmod a+rwx /var/lib/libvirt/images
 221     mkdir /usr/libexec/
 222     pushd /usr/libexec/
 223     ln -s /usr/bin/qemu-system-x86_64 qemu-kvm
 224     popd
 225 }
 226
 227 function _hostinfo_config()
 228 {
 229
 230     echo "#By default openvim assumes control plane interface naming as em1,em2,em3,em4 " > /opt/VNF/images/hostinfo.yaml
 231     echo "creating local information /opt/VNF/images/hostinfo.yaml"
 232     echo "#and bridge ifaces as virbrMan1, virbrMan2, ..." >> /opt/VNF/images/hostinfo.yaml
 233     echo "#if compute node contain a different name it must be indicated in this file" >> /opt/VNF/images/hostinfo.yaml
 234     echo "#with the format extandard-name: compute-name" >> /opt/VNF/images/hostinfo.yaml
 235     chmod o+r /opt/VNF/images/hostinfo.yaml
 236 }
 237
 238 function _get_opts()
 239 {
 240     options="$1"
 241     shift
 242
 243     get_argument=""
 244     #reset variables
 245     params=""
 246     for option_group in $options
 247     do
 248         _name=${option_group%%:*}
 249         _name=${_name%=}
 250         _name=${_name//-/_}
 251         eval option_${_name}='""'
 252     done
 253
 254     while [[ $# -gt 0 ]]
 255     do
 256         argument="$1"
 257         shift
 258         if [[ -n $get_argument ]]
 259         then
 260             [[ ${argument:0:1} == "-" ]] && echo "option '-$option' requires an argument"  >&2 && return 1
 261             eval ${get_argument}='"$argument"'
 262             #echo option $get_argument with argument
 263             get_argument=""
 264             continue
 265         fi
 266
 267
 268         #short options
 269         if [[ ${argument:0:1} == "-" ]] && [[ ${argument:1:1} != "-" ]] && [[ ${#argument} -ge 2 ]]
 270         then
 271             index=0
 272             while index=$((index+1)) && [[ $index -lt ${#argument} ]]
 273             do
 274                 option=${argument:$index:1}
 275                 bad_option=y
 276                 for option_group in $options
 277                 do
 278                     _name=""
 279                     for o in $(echo $option_group | tr ":=" " ")
 280                     do
 281                         [[ -z "$_name" ]] && _name=${o//-/_}
 282                         #echo option $option versus $o
 283                         if [[ "$option" == "${o}" ]]
 284                         then
 285                             eval option_${_name}='${option_'${_name}'}-'
 286                             bad_option=n
 287                             if [[ ${option_group:${#option_group}-1} != "=" ]]
 288                             then
 289                                 continue
 290                             fi
 291                             if [[ ${#argument} -gt $((index+1)) ]]
 292                             then
 293                                 eval option_${_name}='"${argument:$((index+1))}"'
 294                                 index=${#argument}
 295                             else
 296                                 get_argument=option_${_name}
 297                                 #echo next should be argument $argument
 298                             fi
 299
 300                             break
 301                         fi
 302                     done
 303                 done
 304                 [[ $bad_option == y ]] && echo "invalid argument '-$option'?  Type -h for help" >&2 && return 1
 305             done
 306         elif [[ ${argument:0:2} == "--" ]] && [[ ${#argument} -ge 3 ]]
 307         then
 308             option=${argument:2}
 309             option_argument=${option#*=}
 310             option_name=${option%%=*}
 311             [[ "$option_name" == "$option" ]] && option_argument=""
 312             bad_option=y
 313             for option_group in $options
 314             do
 315                 _name=""
 316                 for o in $(echo $option_group | tr ":=" " ")
 317                 do
 318                     [[ -z "$_name" ]] && _name=${o//-/_}
 319                     #echo option $option versus $o
 320                     if [[ "$option_name" == "${o}" ]]
 321                     then
 322                         bad_option=n
 323                         if [[ ${option_group:${#option_group}-1} != "=" ]]
 324                         then #not an argument
 325                             [[ -n "${option_argument}" ]] && echo "option '--${option%%=*}' do not accept an argument " >&2 && return 1
 326                             eval option_${_name}='"${option_'${_name}'}-"'
 327                         elif [[ -n "${option_argument}" ]]
 328                         then
 329                             eval option_${_name}='"${option_argument}"'
 330                         else
 331                             get_argument=option_${_name}
 332                             #echo next should be argument $argument
 333                         fi
 334                         break
 335                     fi
 336                 done
 337             done
 338             [[ $bad_option == y ]] && echo "invalid argument '-$option'?  Type -h for help" >&2 && return 1
 339         elif [[ ${argument:0:2} == "--" ]]
 340         then
 341             option__="$*"
 342             bad_option=y
 343             for o in $options
 344             do
 345                 if [[ "$o" == "--" ]]
 346                 then
 347                     bad_option=n
 348                     option__=" $*"
 349                     break
 350                 fi
 351             done
 352             [[ $bad_option == y ]] && echo "invalid argument '--'?  Type -h for help" >&2 && return 1
 353             break
 354         else
 355             params="$params ${argument}"
 356         fi
 357
 358     done
 359     echo option_help "$option_help"
 360
 361     [[ -n "$get_argument" ]] && echo "option '-$option' requires an argument"  >&2 && return  1
 362     return 0
 363 }
 364
 365 function _parse_opts()
 366 {
 367     [ -n "$option_help" ] && _usage && exit 0
 368
 369     FORCE=""
 370     [ -n "$option_force" ] && FORCE="yes"
 371
 372     [ -z "$option_user" ] && echo -e "ERROR: User argument is mandatory, --user=<user>\n" >&2 && _usage
 373     #echo "user_name = "$option_user
 374
 375     [ -z "$option_iface_name" ] && echo -e "ERROR: iface-name argument is mandatory, --iface-name=<interface>\n" && _usage
 376     interface=$option_iface_name
 377
 378 }
 379 #1 CHECK input parameters
 380
 381 #Parse opts
 382 _get_opts "help:h force:f user:u= iface-name:in= "  $*  || exit 1
 383
 384 #check root privileges
 385 [ "${USER}" != "root" ] && echo "Needed root privileges" >&2 && exit 2
 386
 387 _parse_opts
 388
 389 echo "checking interface "$interface
 390
 391 _check_interface $interface
 392
 393 echo '
 394 #################################################################
 395 #####       INSTALL USER                                    #####
 396 #################################################################'
 397 _install_user
 398
 399 echo '
 400 #################################################################
 401 #####       INSTALL NEEDED PACKETS                          #####
 402 #################################################################'
 403 _install_pacckags_dependences
 404
 405 echo '
 406 #################################################################
 407 #####       OTHER CONFIGURATION                             #####
 408 #################################################################'
 409 _openmano_img_2_libvirt_img
 410 _hostinfo_config
 411 _libvirt_configuration
 412
 413 echo '
 414 #################################################################
 415 #####       NETWORK CONFIGURATION                           #####
 416 #################################################################'
 417 _network_configuration
 418 _disable_aaparmor
 419 _user_remainder_pront
 420
 421
 422