iankelling.org Git - automated-distro-installer/blob - fai-revm

   1 #!/bin/bash -l
   2 # Copyright (C) 2016 Ian Kelling
   3
   4 # This program is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU General Public License
   6 # as published by the Free Software Foundation; either version 2
   7 # of the License, or (at your option) any later version.
   8
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17
  18
  19
  20 cleanup() { :; }
  21 set -eE -o pipefail
  22 trap 'cleanup; echo "$0:$LINENO:error: \"$BASH_COMMAND\" returned $?" >&2' ERR
  23 script_dir=$(dirname $(readlink -f "$BASH_SOURCE"))
  24
  25 e() { echo "$*"; "$@"; }
  26
  27
  28 usage() {
  29     cat <<EOF
  30 # Usage: ${0##*/} [OPTIONS]
  31 Setup fai or arch pxe (depending on $0 name)
  32 then start a virtual machine to test the config
  33
  34 Note, sometimes shutting down the existing demohost vm
  35 fails. Just run again if that happens.
  36
  37 -r         Do not reboot.
  38 -n         Create new qcow2(s) for vm
  39 -h|--help  Print help and exit.
  40
  41 Note: Uses GNU getopt options parsing style
  42 EOF
  43     exit $1
  44 }
  45
  46
  47 # not sure why I wanted to have this option before. oh well.
  48 redeploy=true
  49
  50 reboot=true
  51 temp=$(getopt -l opt o "$@") || usage 1
  52 eval set -- "$temp"
  53 while true; do
  54     case $1 in
  55         -n) new_disk=true; shift ;;
  56         -r) reboot=false; shift ;;
  57         -h|--help) usage ;;
  58         --) shift; break ;;
  59         *) echo "$0: Internal error!" ; exit 1 ;;
  60     esac
  61 done
  62
  63
  64 if [[ $1 == -r ]]; then
  65     redeploy=false
  66 fi
  67
  68 disk_count=2
  69
  70
  71 if [[ $script_dir == /a/bin/* ]]; then
  72     # Copy our script elsewhere so we can develop it
  73     # and save it at the same time it's running
  74     rm -rf /tmp/faifreeze
  75     mkdir -p /a/tmp
  76     cp -ar /a/bin/fai /tmp/faifreeze
  77     exec /tmp/faifreeze/${BASH_SOURCE##*/} "$@"
  78 fi
  79
  80 cd $script_dir
  81
  82 is_arch_revm() {
  83     [[ ${0##*/} == arch-revm ]]
  84 }
  85
  86 cleanup() { ./pxe-server :; }
  87 if is_arch_revm; then
  88     ./pxe-server arch
  89     sleep 2
  90     # via osinfo-query os. guessing arch is closest to latest fedora.
  91     variant=fedora22
  92 else
  93     ./pxe-server fai
  94     sleep 2
  95     if $redeploy; then
  96         ./fai-redep
  97     fi
  98     variant=debian8
  99 fi
 100
 101 name=demohost
 102
 103 e s virshrm $name ||:
 104
 105
 106 disk_arg=()
 107 for ((i=1; i <= disk_count; i++)); do
 108     f=/var/lib/libvirt/images/${name}$i
 109     disk_arg+=("--disk path=$f")
 110     if $new_disk || [[ ! -e $f ]]; then
 111         s rm -f $f
 112         e s qemu-img create -o preallocation=metadata -f qcow2 $f 20G
 113     fi
 114 done
 115
 116 if [[ $SSH_CLIENT ]]; then
 117     console_arg=--noautoconsole
 118 fi
 119
 120 # --cpu host: this causes mkfs.btrfs to fail with a stack trace which began
 121 # something like:
 122 # init_module+0x108/0x1000 [raid6_pq]
 123 #
 124 # uniq is to stop gtk-warning spam
 125 e s virt-install --os-variant $variant  -n $name --pxe -r 2048 --vcpus 1 \
 126   ${disk_arg[*]} -w bridge=br0,mac=52:54:00:9c:ef:ad \
 127   --graphics spice,listen=0.0.0.0 $console_arg |& grep -v '^ *$' | uniq &
 128
 129 if [[ $SSH_CLIENT ]]; then
 130     fg
 131 fi
 132
 133 sleep 30
 134 while ! timeout -s 9 10 ssh root@$name /bin/true; do
 135     e sleep 5
 136 done
 137 cleanup() { :; }
 138 e pxe-server :
 139 if is_arch_revm; then
 140     ./arch-init-remote $name
 141 fi