bin/install_script_ovh_cloud_instance.sh

   1 #!/bin/bash
   2
   3 usage() {
   4 cat <<EOF
   5   $0 [options]
   6   --help,-h               This help
   7   --instance-id id        Id of the instance
   8   --reinstall-first       Start with reinstalling the vps
   9   --host-user user        Use another user (default: arch)
  10   --no-reboot             Don't reboot
  11   --no-reboot-start       Don't reboot to rescue at the beginning
  12   --no-reboot-end         Don't reboot to normal at the end
  13   --git-branch            Use another puppet branch (default: master)
  14   --environment           Environment to use for the installl (default: production)
  15 EOF
  16 }
  17
  18 set -e
  19
  20 host_user=arch
  21 git_branch=master
  22 environment=production
  23
  24 while [ -n "$1" ]; do
  25   case "$1" in
  26     --instance-id)
  27       instance_id="$2"
  28       shift
  29       ;;
  30     --reinstall-first)
  31       reinstall_first=1
  32       ;;
  33     --host-user)
  34       host_user="$2"
  35       shift
  36       ;;
  37     --no-reboot)
  38       no_reboot=1
  39       ;;
  40     --no-reboot-start)
  41       no_reboot_start=1
  42       ;;
  43     --no-reboot-end)
  44       no_reboot_end=1
  45       ;;
  46     --git-branch)
  47       git_branch="$2"
  48       shift
  49       ;;
  50     --environment)
  51       environment="$2"
  52       shift
  53       ;;
  54     --help|-h)
  55       usage
  56       exit 0
  57       ;;
  58   esac
  59
  60   shift
  61 done
  62
  63 DIRECTORY=$(cd `dirname $0` && pwd)
  64 PYTHON_DIRECTORY="$DIRECTORY/../python"
  65
  66 if [ -z "$instance_id" ]; then
  67   read -p "Id de l'instance : " instance_id
  68 fi
  69
  70 if [ -n "$reinstall_first" ]; then
  71   echo "Réinstallation du système"
  72   python $PYTHON_DIRECTORY/reinstall_cloud_instance.py --use-current "$instance_id"
  73
  74   read -p "Appuyer sur une touche quand le serveur est prêt" ready
  75 fi
  76
  77 if [ -z "$no_reboot" -a -z "$no_reboot_start" ]; then
  78   echo "Patienter le temps du reboot"
  79   python $PYTHON_DIRECTORY/reboot_cloud_instance.py --rescue "$instance_id"
  80
  81   read -p "Appuyer sur une touche quand l'instance a redémarré" ready
  82 fi
  83
  84 ARCH_DIR=`mktemp -d`
  85 ARCH_HOST_SCRIPT="$ARCH_DIR/arch_host_script.sh"
  86 ARCH_INSTALL_SCRIPT="$ARCH_DIR/arch_install_script.sh"
  87 ARCH_HOST_PUPPET_CONFIGURATION_SCRIPT="$ARCH_DIR/arch_host_puppet_configuration_script.sh"
  88 ARCH_PUPPET_CONFIGURATION_SCRIPT="$ARCH_DIR/arch_puppet_configuration_script.sh"
  89 ARCH_PUPPET_INITIAL_CONFIGURATION="$ARCH_DIR/puppet_variables.json"
  90
  91 trap "rm -rf $ARCH_DIR" EXIT
  92
  93 #### Base installation stage
  94 python $PYTHON_DIRECTORY/get_initial_configuration_cloud_instance.py $instance_id > $ARCH_PUPPET_INITIAL_CONFIGURATION
  95 host_address=$(python $PYTHON_DIRECTORY/get_initial_configuration_cloud_instance.py $instance_id | jq -r '.ips.v4.ipAddress')
  96
  97 cat > $ARCH_HOST_SCRIPT <<EOF
  98 #!/bin/bash
  99
 100 sudo haveged &
 101 sudo pacman -Sy --noconfirm arch-install-scripts
 102
 103 DEVICE=/dev/vdb1
 104 MOUNTPOINT=/mnt
 105
 106 UUID=\$(lsblk -rno UUID "\$DEVICE")
 107 PART="/dev/disk/by-uuid/\$UUID"
 108
 109 # mkfs.ext4 -F -U "\$UUID" "\$DEVICE"
 110 sudo mount "\$DEVICE" /mnt
 111
 112 ##### FIXME: mkfs.ext4 would be better ####
 113 for i in /mnt/*; do
 114   if [ "\$i" = "/mnt/boot" ]; then
 115     # keep /boot/grub
 116     sudo rm -f \$i/*
 117   else
 118     sudo rm -rf \$i
 119   fi
 120 done
 121 ##### /FIXME ####
 122
 123 sudo pacstrap /mnt base git puppet
 124
 125 echo "\$PART / auto defaults 0 1" | sudo tee /mnt/etc/fstab
 126
 127 sudo cp /tmp/arch_install_script.sh "\$MOUNTPOINT/root/"
 128 sudo cp /tmp/puppet_variables.json "\$MOUNTPOINT/root/"
 129
 130 sudo arch-chroot "\$MOUNTPOINT" /root/arch_install_script.sh
 131 EOF
 132
 133 cat > $ARCH_INSTALL_SCRIPT <<EOF
 134 CODE_PATH="/etc/puppetlabs/code"
 135 rm -rf \$CODE_PATH
 136 git clone -b $git_branch --recursive https://git.immae.eu/perso/Immae/Projets/Puppet.git \$CODE_PATH
 137 puppet apply --environment $environment --tags base_installation --test \$CODE_PATH/manifests/site.pp
 138 # The password seed requires puppet to be run twice
 139 puppet apply --environment $environment --tags base_installation --test \$CODE_PATH/manifests/site.pp
 140 EOF
 141
 142 chmod a+x $ARCH_HOST_SCRIPT $ARCH_INSTALL_SCRIPT
 143
 144 expect -f - <<EOF
 145 set timeout -1
 146 spawn scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o CheckHostIP=no $ARCH_PUPPET_INITIAL_CONFIGURATION $ARCH_HOST_SCRIPT $ARCH_INSTALL_SCRIPT $host_user@$host_address:/tmp
 147 expect eof
 148 spawn ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o CheckHostIP=no $host_user@$host_address /tmp/arch_host_script.sh
 149 expect eof
 150 EOF
 151
 152 ### Role specific stage
 153 read -p "Press key when LDAP is configured" i
 154
 155 cat > $ARCH_PUPPET_CONFIGURATION_SCRIPT <<EOF
 156 CODE_PATH="/etc/puppetlabs/code"
 157 puppet apply --environment $environment --tags base_installation --test \$CODE_PATH/manifests/site.pp
 158 EOF
 159
 160 cat > $ARCH_HOST_PUPPET_CONFIGURATION_SCRIPT <<EOF
 161 MOUNTPOINT=/mnt
 162
 163 sudo cp /tmp/arch_puppet_configuration_script.sh "\$MOUNTPOINT/root/"
 164
 165 sudo arch-chroot "\$MOUNTPOINT" /root/arch_puppet_configuration_script.sh
 166 EOF
 167
 168 chmod a+x $ARCH_PUPPET_CONFIGURATION_SCRIPT $ARCH_HOST_PUPPET_CONFIGURATION_SCRIPT
 169
 170 expect -f - <<EOF
 171 set timeout -1
 172 spawn scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o CheckHostIP=no $ARCH_PUPPET_CONFIGURATION_SCRIPT $ARCH_HOST_PUPPET_CONFIGURATION_SCRIPT $host_user@$host_address:/tmp
 173 expect eof
 174 spawn ssh -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o CheckHostIP=no $host_user@$host_address /tmp/arch_host_puppet_configuration_script.sh
 175 expect eof
 176 EOF
 177
 178 ### Installation finished
 179 if [ -z "$no_reboot" -a -z "$no_reboot_end" ]; then
 180   echo "Rebooting"
 181   python $PYTHON_DIRECTORY/reboot_cloud_instance.py --local "$instance_id"
 182 fi