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