############################# ON ERL3 #############################
# First SSH to the ELR3 then edit the configuration
configure  # drops you into the configuration terminal

# Set the boot file.
set service dhcp-server shared-network-name LAN1 subnet 172.16.24.0/22 bootfile-name pxelinux.0

# Set the boot server.
set service dhcp-server shared-network-name LAN1 subnet 172.16.24.0/22 bootfile-server 172.16.24.90

# Set the TFTP server to the same as the bootfile-server (assuming they're the same in your case)
set service dhcp-server shared-network-name LAN1 subnet 172.16.24.0/22 tftp-server-name 172.16.24.90

# Now commit the changes and save
commit
save

# Exit the configuration terminal
exit

# Log out of the ERL3
exit
############################# ON ERL3 #############################






############################# ON PXE SERVER #############################
set -eouv

export tftpboot_dir="/var/lib/tftpboot"
export tftp_server="172.16.24.90"
export tftp_ssh_key="ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCvCFVPmVN37Ti2ypHal3k23rSi3/FMhSGoHruyOSRCEobnWl/y86QA8D8I2GgwWi4z1qNv62KQyYGLDW6gHoBdx+X/jktu6DbyejY3h55T3fxo0gUPkQnBVGvg6KmtHNGMLzv+GExMuYnp2hSJ5ATgvh2edlYEqMIdAnMazecQ3Ia86qPiYcuB75V7t65NsDa5Io1iIiqLOaHXH//MXXXlfKr+RGnvv9VuhTy+dErYPa1Bl/mPvlist7zw860Wb3aQyFTObomIPbJIojpw/AKXKT4lyDRmdsqj8qKcCEIXW9zgFMUqbdF+lBtmOI05FU9csVrMTDrsz+jIQSIYbcGX cloudnull@Kevins-MacBook-Pro.local"
export image_url="http://releases.ubuntu.com/16.04.2/ubuntu-16.04.2-server-amd64.iso"
export image_name="$(basename ${image_url})"
export image_short_name="$(basename -s .iso ${image_name})"

# Web server setup
apt install -y tftpd-hpa inetutils-inetd nginx p7zip-full p7zip-rar
cat > /etc/nginx/sites-enabled/default <<EOF
server {
  listen 80 default_server;
  listen [::]:80 default_server;
  root /var/www/pxe;
  location / {
    autoindex on;
  }
}
EOF

systemctl restart nginx

cat > /etc/default/tftpd-hpa <<EOF
TFTP_USERNAME="tftp"
TFTP_DIRECTORY="/var/lib/tftpboot"
TFTP_ADDRESS=":69"
TFTP_OPTIONS="--secure"
RUN_DAEMON="yes"
OPTIONS="-l -s /var/lib/tftpboot"
EOF

cat > /etc/inetd.conf <<EOF
tftp dgram udp wait root /usr/sbin/in.tftpd /usr/sbin/in.tftpd -s /var/lib/tftpboot
EOF

systemctl restart tftpd-hpa
systemctl restart inetutils-inetd

# PXE server setup
mkdir -p /var/www/pxe
mkdir -p /var/www/pxe/scripts
mkdir -p /var/www/pxe/networking
mkdir -p /var/www/pxe/iso
mkdir -p /var/www/pxe/images

chown -R www-data:www-data /var/www
chmod -R 2774 /var/www

pushd /var/www/pxe
  pushd iso
    if [[ ! -f "${image_name}" ]]; then
      wget "${image_url}" -O "${image_name}"
    fi
  popd
  pushd images
    if [[ -d "${image_short_name}" ]]; then
      rm -rf "${image_short_name}"
    fi
    mkdir "${image_short_name}"
    pushd "${image_short_name}"
      7z x "/var/www/pxe/iso/${image_name}"
    popd
  popd
popd

mkdir -p "${tftpboot_dir}"
mkdir -p "${tftpboot_dir}/boot-screens"
mkdir -p "${tftpboot_dir}/preseed"
mkdir -p "${tftpboot_dir}/pxelinux.cfg"

cp -av "/var/www/pxe/images/${image_short_name}/install/netboot/ubuntu-installer" "${tftpboot_dir}/${image_short_name}"

pushd "/var/www/pxe/images/${image_short_name}/isolinux"
  cp ldlinux.c32 "${tftpboot_dir}/"
popd

pushd "${tftpboot_dir}/${image_short_name}/amd64/"
  cp pxelinux.0 "${tftpboot_dir}/"
  pushd boot-screens
    cp libcom32.c32 "${tftpboot_dir}/boot-screens/"
    cp libutil.c32 "${tftpboot_dir}/boot-screens/"
    cp vesamenu.c32 "${tftpboot_dir}/boot-screens/"
  popd
popd

cat > ${tftpboot_dir}/pxelinux.cfg/default <<EOF
path boot-screens
include boot-screens/menu.cfg
default boot-screens/vesamenu.c32
prompt 0
timeout 100
EOF

pushd ${tftpboot_dir}/boot-screens
  ln -f ../pxelinux.cfg/default syslinux.cfg
popd

cat > ${tftpboot_dir}/boot-screens/menu.cfg <<EOF
menu hshift 13
menu width 49
menu margin 8
menu tabmsg

menu title Boot Menu
label local
        menu label ^Boot local hard drive
        LOCALBOOT 0

label auto-ubuntu-16.04-vm
        menu label ^Ubuntu 16.04 vm automated install
        kernel ${image_short_name}/amd64/linux
        append biosdevname=0 net.ifnames=0 auto=true priority=critical vga=789 initrd=${image_short_name}/amd64/initrd.gz preseed/url=tftp://${tftp_server}/preseed/ubuntu-16.04-vm-preseed.cfg preseed/interactive=false netcfg/choose_interface=eth0

label auto-ubuntu-16.04-mnaio
        menu label ^Ubuntu 16.04 mnaio automated install
        kernel ${image_short_name}/amd64/linux
        append biosdevname=0 net.ifnames=0 auto=true priority=critical vga=789 initrd=${image_short_name}/amd64/initrd.gz preseed/url=tftp://${tftp_server}/preseed/ubuntu-16.04-mnaio-preseed.cfg preseed/interactive=false netcfg/choose_interface=eth0

menu begin ubuntu-16.04
        menu title Ubuntu 16.04
        label mainmenu
                menu label ^Back..
                menu exit
        include ${image_short_name}/amd64/boot-screens/menu.cfg

menu end
EOF

# create the default profile for a given mac address
count=1
for i in infra1 infra2 infra3 compute1 swift1 cinder1; do
  VM_NAME="${i}"
  cat > "${tftpboot_dir}/pxelinux.cfg/01-52-54-00-bd-80-$(printf "%02d" ${count})" <<EOF
default linux
prompt 0
timeout 1
label linux
  kernel ${image_short_name}/amd64/linux
  append hostname=${VM_NAME} biosdevname=0 net.ifnames=0 auto=true priority=critical vga=789 initrd=${image_short_name}/amd64/initrd.gz preseed/url=tftp://${tftp_server}/preseed/ubuntu-16.04-vm-preseed.cfg preseed/interactive=false netcfg/choose_interface=eth0
EOF
count=$((count + 1))
done

cat > ${tftpboot_dir}/preseed/ubuntu-16.04-vm-preseed.cfg <<EOF
# Ubuntu Server 16.04 Preseed
# Kernel Options

# Use the following option to add additional boot parameters for the
# installed system (if supported by the bootloader installer).
# Note: options passed to the installer will be added automatically.
d-i debian-installer/add-kernel-opts string biosdevname=0 net.ifnames=0

# Networking
d-i netcfg/choose_interface select eth0
d-i netcfg/dhcp_timeout string 60
d-i netcfg/get_hostname string common1
d-i netcfg/get_domain string common1.openstackci.local

## USE THIS FOR STATIC NETWORKING
# d-i netcfg/disable_autoconfig boolean true
# d-i netcfg/dhcp_failed note
# d-i netcfg/dhcp_options select Configure network manually

# # Static network configuration.
# d-i netcfg/get_ipaddress string 10.0.0.100
# d-i netcfg/get_netmask string 255.255.255.0
# d-i netcfg/get_gateway string 10.0.0.200
# d-i netcfg/get_nameservers string 8.8.8.8
# d-i netcfg/confirm_static boolean true
## USE THIS FOR STATIC NETWORKING

# Disable that annoying WEP key dialog.
d-i netcfg/wireless_wep string

# Pre Install

# Command Line 1: This is necessary otherwise you will be prompted to umount /dev/vda. See Ubuntu bug #1347726.
d-i preseed/early_command string \
      umount /media || true

# Net Image

# Required at least for 12.10+
d-i live-installer/net-image string http://${tftp_server}/images/${image_short_name}/install/filesystem.squashfs

# Localization

d-i debian-installer/locale string en
d-i debian-installer/country string US
d-i debian-installer/locale string en_US.UTF-8
d-i debian-installer/language string en

# Keyboard

# Disable automatic (interactive) keymap detection.
d-i console-setup/ask_detect boolean false
d-i console-setup/layoutcode string us
d-i console-setup/variantcode string
d-i keyboard-configuration/layoutcode string us

# Mirror

d-i mirror/country string manual
d-i mirror/http/proxy string
d-i mirror/http/hostname string archive.ubuntu.com
d-i mirror/http/directory string /ubuntu

# Clock and Time Zone

# Controls whether to use NTP to set the clock during the install
d-i clock-setup/ntp boolean true
d-i clock-setup/ntp-server string ntp.ubuntu.com

# You may set this to any valid setting for TZ; see the contents of
# /usr/share/zoneinfo/ for valid values.
d-i time/zone string US/Central

# Controls whether or not the hardware clock is set to UTC.
d-i clock-setup/utc boolean true

# Partitioning

# If one of the disks that are going to be automatically partitioned
# contains an old LVM configuration, the user will normally receive a
# warning. This can be preseeded away...
d-i partman-lvm/device_remove_lvm boolean true
d-i partman-lvm/device_remove_lvm_span boolean true
d-i partman-auto/purge_lvm_from_device boolean true

# The same applies to pre-existing software RAID array:
d-i partman-md/device_remove_md boolean true

# And the same goes for the confirmation to write the lvm partitions.
d-i partman-lvm/confirm boolean true
d-i partman-lvm/confirm_nooverwrite boolean true

d-i partman-auto/method string lvm
d-i partman-auto/disk string /dev/[sv]da

# For LVM partitioning, you can select how much of the volume group to use
# for logical volumes.
d-i partman-auto-lvm/guided_size string max

d-i partman-auto/choose_recipe select custompartitioning
d-i partman-auto/expert_recipe string \
      custompartitioning :: \
              512 1 512 ext2                          \
                      \$primary{ }                    \
                      \$bootable{ }                   \
                      method{ format }                \
                      format{ }                       \
                      use_filesystem{ }               \
                      filesystem{ ext2 }              \
                      label{ boot }                   \
                      mountpoint{ /boot }             \
              .                                       \
              1024 1 100% ext4                        \
                      \$primary{ }                    \
                      method{ lvm }                   \
                      vg_name{ vg00 }                 \
              .                                       \
              1024 512 800% linux-swap                \
                      \$lvmok{ }                      \
                      in_vg{ vg00 }                   \
                      lv_name{ swap00 }               \
                      method{ swap }                  \
                      label{ swap }                   \
                      format{ }                       \
              .                                       \
              16384 5000 100% ext4                    \
                      \$lvmok{ }                      \
                      in_vg{ vg00 }                   \
                      lv_name{ root00 }               \
                      method{ format }                \
                      format{ }                       \
                      use_filesystem{ }               \
                      filesystem{ ext4 }              \
                      label{ root }                   \
                      mountpoint{ / }                 \
              .                                       \
              81920 1000 100% ext4                    \
                      \$lvmok{ }                      \
                      in_vg{ vg00 }                   \
                      lv_name{ openstack00 }          \
                      method{ format }                \
                      format{ }                       \
                      use_filesystem{ }               \
                      filesystem{ ext4 }              \
                      label{ openstack }              \
                      mountpoint{ /openstack }        \
              .                                       \
              81920 1000 100% btrfs                   \
                      \$lvmok{ }                      \
                      in_vg{ vg00 }                   \
                      lv_name{ machines00 }           \
                      method{ format }                \
                      format{ }                       \
                      use_filesystem{ }               \
                      filesystem{ btrfs }             \
                      label{ machines }               \
                      mountpoint{ /var/lib/machines } \
              .                                       \

# This makes partman automatically partition without confirmation, provided
# that you told it what to do using one of the methods above.
d-i partman-partitioning/confirm_write_new_label boolean true
d-i partman/choose_partition select finish
d-i partman/confirm boolean true
d-i partman/confirm_nooverwrite boolean true

# Packages

# Package selection
tasksel tasksel/first multiselect openssh-server

# Whether to upgrade packages after debootstrap.
# Allowed values: none, safe-upgrade, full-upgrade
d-i pkgsel/upgrade select none
d-i pkgsel/include string bridge-utils      \
                          dstat             \
                          ethtool           \
                          git               \
                          htop              \
                          ifenslave         \
                          lvm2              \
                          openssh-server    \
                          parted            \
                          python-all        \
                          tmux              \
                          vim               \
                          vlan

d-i pkgsel/update-policy select none

# Some versions of the installer can report back on what software you have
# installed, and what software you use. The default is not to report back,
# but sending reports helps the project determine what software is most
# popular and include it on CDs.
popularity-contest popularity-contest/participate boolean false

# Users and Password

# Skip creation of a root account (normal user account will be able to
# use sudo). The default is false; preseed this to true if you want to set
# a root password.
d-i passwd/root-login boolean true

# Alternatively, to skip creation of a normal user account.
d-i passwd/make-user boolean false

# The installer will warn about weak passwords. If you are sure you know
# what you're doing and want to override it, uncomment this.
d-i user-setup/allow-password-weak boolean true

# Root password, either in clear text
d-i passwd/root-password password secrete
d-i passwd/root-password-again password secrete

# Bootloader

# This is fairly safe to set, it makes grub install automatically to the MBR
# if no other operating system is detected on the machine.
d-i grub-installer/only_debian boolean true

# Post Install

d-i preseed/late_command string \
  in-target bash -c 'apt-get remove --purge snap* lxc* lxd* || true'; \
  sed -i 's/\(GRUB_CMDLINE_LINUX_DEFAULT=\).*/\1\"\"/g' /target/etc/default/grub; \
  in-target bash -c 'update-grub'; \
  sed -i '/PermitRootLogin / s/ .*/ yes/' /target/etc/ssh/sshd_config; \
  mkdir /target/root/.ssh; \
  chmod 0700 /target/root/.ssh; \
  echo "${tftp_ssh_key}" >> /target/root/.ssh/authorized_keys; \
  in-target bash -c "wget http://${tftp_server}/networking/\$(hostname)-bridges.cfg -O /etc/network/interfaces.d/vm-bridges.cfg"; \
  in-target bash -c "wget http://${tftp_server}/networking/basic-interface.cfg -O /etc/network/interfaces"
# Finish

# Reboot after the install is finished.
finish-install finish-install/reboot_in_progress note
EOF

cat > ${tftpboot_dir}/preseed/ubuntu-16.04-mnaio-preseed.cfg <<EOF
# Ubuntu Server 16.04 Preseed
# Kernel Options

# Use the following option to add additional boot parameters for the
# installed system (if supported by the bootloader installer).
# Note: options passed to the installer will be added automatically.
d-i debian-installer/add-kernel-opts string biosdevname=0 net.ifnames=0

# Networking
d-i netcfg/choose_interface select eth0
d-i netcfg/dhcp_timeout string 60
d-i netcfg/get_hostname string host1
d-i netcfg/get_domain string host1.openstack.local

## USE THIS FOR STATIC NETWORKING
# d-i netcfg/disable_autoconfig boolean true
# d-i netcfg/dhcp_failed note
# d-i netcfg/dhcp_options select Configure network manually

# # Static network configuration.
# d-i netcfg/get_ipaddress string 10.0.0.100
# d-i netcfg/get_netmask string 255.255.255.0
# d-i netcfg/get_gateway string 10.0.0.200
# d-i netcfg/get_nameservers string 8.8.8.8
# d-i netcfg/confirm_static boolean true
## USE THIS FOR STATIC NETWORKING

# Disable that annoying WEP key dialog.
d-i netcfg/wireless_wep string

# Pre Install

# Command Line 1: This is necessary otherwise you will be prompted to umount /dev/vda. See Ubuntu bug #1347726.
d-i preseed/early_command string \
      umount /media || true

# Net Image

# Required at least for 12.10+
d-i live-installer/net-image string http://${tftp_server}/images/${image_short_name}/install/filesystem.squashfs

# Localization

d-i debian-installer/locale string en
d-i debian-installer/country string US
d-i debian-installer/locale string en_US.UTF-8
d-i debian-installer/language string en

# Keyboard

# Disable automatic (interactive) keymap detection.
d-i console-setup/ask_detect boolean false
d-i console-setup/layoutcode string us
d-i console-setup/variantcode string
d-i keyboard-configuration/layoutcode string us

# Mirror

d-i mirror/country string manual
d-i mirror/http/proxy string
d-i mirror/http/hostname string archive.ubuntu.com
d-i mirror/http/directory string /ubuntu

# Clock and Time Zone

# Controls whether to use NTP to set the clock during the install
d-i clock-setup/ntp boolean true
d-i clock-setup/ntp-server string ntp.ubuntu.com

# You may set this to any valid setting for TZ; see the contents of
# /usr/share/zoneinfo/ for valid values.
d-i time/zone string US/Central

# Controls whether or not the hardware clock is set to UTC.
d-i clock-setup/utc boolean true

# Partitioning

# If one of the disks that are going to be automatically partitioned
# contains an old LVM configuration, the user will normally receive a
# warning. This can be preseeded away...
d-i partman-lvm/device_remove_lvm boolean true
d-i partman-lvm/device_remove_lvm_span boolean true
d-i partman-auto/purge_lvm_from_device boolean true

# The same applies to pre-existing software RAID array:
d-i partman-md/device_remove_md boolean true

# And the same goes for the confirmation to write the lvm partitions.
d-i partman-lvm/confirm boolean true
d-i partman-lvm/confirm_nooverwrite boolean true
d-i partman-md/confirm boolean true
d-i partman-md/confirm_nooverwrite boolean true

d-i partman-basicfilesystems/choose_label string gpt
d-i partman-basicfilesystems/default_label string gpt
d-i partman-partitioning/choose_label string gpt
d-i partman-partitioning/default_label string gpt
d-i partman/choose_label string gpt
d-i partman/default_label string gpt

d-i partman-auto/method string raid
d-i partman-auto/disk string /dev/[sv]da /dev/[sv]db

# For LVM partitioning, you can select how much of the volume group to use
# for logical volumes.
d-i partman-auto-lvm/guided_size string max
d-i partman-auto-lvm/new_vg_name string vg00

d-i partman-auto/choose_recipe select custompartitioning

d-i partman-auto/expert_recipe string \
      custompartitioning :: \
              1 1 1 free                              \
                      \$gptonly{ }                    \
                      \$primary{ }                    \
                      \$bios_boot{ }                  \
                      method{ biosgrub }              \
              .                                       \
              256 1 512 raid                          \
                      \$gptonly{ }                    \
                      \$lvmignore{ }                  \
                      \$primary{ }                    \
                      \$bootable{ }                   \
                      method{ raid }                  \
                      raidid{ 1 }                     \
              .                                       \
              204800 1 -1 raid                        \
                      \$gptonly{ }                    \
                      \$lvmignore{ }                  \
                      method{ raid }                  \
                      raidid{ 2 }                     \
              .                                       \
              1024 512 400% linux-swap                \
                      \$defaultignore{ }              \
                      \$lvmok{ }                      \
                      method{ swap }                  \
                      format{ }                       \
              .                                       \
              16384 5000 100% ext4                    \
                      \$defaultignore{ }              \
                      \$lvmok{ }                      \
                      method{ format }                \
                      format{ }                       \
                      use_filesystem{ }               \
                      filesystem{ ext4 }              \
                      mountpoint{ / }                 \
              .                                       \
              81920 1000 100% ext4                    \
                      \$defaultignore{ }              \
                      \$lvmok{ }                      \
                      lv_name{ openstack00 }          \
                      method{ format }                \
                      format{ }                       \
                      use_filesystem{ }               \
                      filesystem{ ext4 }              \
                      label{ openstack }              \
                      mountpoint{ /openstack }        \
              .                                       \
              81920 1000 100% btrfs                   \
                      \$defaultignore{ }              \
                      \$lvmok{ }                      \
                      lv_name{ machines00 }           \
                      method{ format }                \
                      format{ }                       \
                      use_filesystem{ }               \
                      filesystem{ btrfs }             \
                      label{ machines }               \
                      mountpoint{ /var/lib/machines } \
              .                                       \

d-i partman-auto-raid/recipe string \
    0 2 0 ext2 /boot raidid=1       \
        /dev/[sv]da1#/dev/[sv]db1   \
    .                               \
    0 2 0 lvm - raidid=2            \
        /dev/[sv]da5#/dev/[sv]db5   \
    .                               \

# This makes partman automatically partition without confirmation, provided
# that you told it what to do using one of the methods above.
d-i partman-partitioning/confirm_write_new_label boolean true
d-i partman/choose_partition select finish
d-i partman/confirm boolean true
d-i partman/confirm_nooverwrite boolean true

# Packages

# Package selection
tasksel tasksel/first multiselect openssh-server

# Whether to upgrade packages after debootstrap.
# Allowed values: none, safe-upgrade, full-upgrade
d-i pkgsel/upgrade select full-upgrade
d-i pkgsel/include string bridge-utils      \
                          dstat             \
                          ethtool           \
                          git               \
                          htop              \
                          ifenslave         \
                          libvirt-bin       \
                          lvm2              \
                          openssh-server    \
                          parted            \
                          python3-all       \
                          python-all        \
                          qemu-kvm          \
                          systemd-container \
                          tmux              \
                          vim               \
                          virt-manager      \
                          virtinst          \
                          vlan

d-i pkgsel/update-policy select none

# Some versions of the installer can report back on what software you have
# installed, and what software you use. The default is not to report back,
# but sending reports helps the project determine what software is most
# popular and include it on CDs.
popularity-contest popularity-contest/participate boolean false

# Users and Password

# Skip creation of a root account (normal user account will be able to
# use sudo). The default is false; preseed this to true if you want to set
# a root password.
d-i passwd/root-login boolean true

# Alternatively, to skip creation of a normal user account.
d-i passwd/make-user boolean false

# The installer will warn about weak passwords. If you are sure you know
# what you're doing and want to override it, uncomment this.
d-i user-setup/allow-password-weak boolean true

# Root password, either in clear text
d-i passwd/root-password password secrete
d-i passwd/root-password-again password secrete

# Bootloader

# This is fairly safe to set, it makes grub install automatically to the MBR
# if no other operating system is detected on the machine.
d-i grub-installer/only_debian boolean true

# Post Install

d-i preseed/late_command string \
  in-target bash -c 'apt-get remove --purge snap* lxc* lxd* || true'; \
  sed -i 's/\(GRUB_CMDLINE_LINUX_DEFAULT=\).*/\1\"\"/g' /target/etc/default/grub; \
  in-target bash -c 'update-grub'; \
  sed -i '/PermitRootLogin / s/ .*/ yes/' /target/etc/ssh/sshd_config; \
  mkdir /target/root/.ssh; \
  chmod 0700 /target/root/.ssh; \
  echo "${tftp_ssh_key}" >> /target/root/.ssh/authorized_keys; \
  in-target bash -c "wget http://${tftp_server}/networking/mnaio-bridges.cfg -O /etc/network/interfaces.d/mnaio-bridges.cfg"; \
  in-target bash -c "wget http://${tftp_server}/networking/basic-interface.cfg -O /etc/network/interfaces"
# Finish

# Reboot after the install is finished.
finish-install finish-install/reboot_in_progress note
EOF

cat > /var/www/pxe/networking/vm-bridges.cfg <<EOF
# Physical interface, could be bond. This only needs to be set once
#  for the physical device MANAGEMENT Network
auto eth1
iface eth1 inet manual

# FLAT Network
auto eth2
iface eth2 inet manual

# VLAN Network
auto eth3
iface eth3 inet manual

# TUNNEL Network
auto eth4
iface eth4 inet manual

# STORAGE Network
auto eth5
iface eth5 inet manual

auto br-dhcp
iface br-dhcp inet dhcp
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports eth0
    offload-sg off

auto br-mgmt
iface br-mgmt inet static
    bridge_stp off
    bridge_waitport 10
    bridge_fd 0
    bridge_ports eth1
    address 10.0.236.__COUNT__
    netmask 255.255.252.0
    offload-sg off

auto br-flat
iface br-flat inet static
    bridge_stp off
    bridge_waitport 10
    bridge_fd 0
    bridge_ports eth2
    address 10.0.248.__COUNT__
    netmask 255.255.252.0
    offload-sg off

auto br-vlan
iface br-vlan inet manual
    bridge_stp off
    bridge_waitport 10
    bridge_fd 0
    bridge_ports eth3
    offload-sg off

auto br-vxlan
iface br-vxlan inet static
    bridge_stp off
    bridge_waitport 10
    bridge_fd 0
    bridge_ports eth4
    address 10.0.240.__COUNT__
    netmask 255.255.252.0
    offload-sg off
    # To ensure ssh checksum is correct
    up /sbin/iptables -A POSTROUTING -t mangle -p tcp --dport 22 -j CHECKSUM --checksum-fill
    down /sbin/iptables -D POSTROUTING -t mangle -p tcp --dport 22 -j CHECKSUM --checksum-fill
    # To provide internet connectivity to instances
    up /sbin/iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE
    down /sbin/iptables -t nat -D POSTROUTING -o eth0 -j MASQUERADE
    # Make sure instances can talk to the metadata server
    up /sbin/iptables -t mangle -A POSTROUTING -p tcp --sport 80 -j CHECKSUM --checksum-fill

auto br-storage
iface br-storage inet static
    bridge_stp off
    bridge_waitport 10
    bridge_fd 0
    bridge_ports eth5
    address 10.0.244.__COUNT__
    netmask 255.255.252.0
    offload-sg off
EOF

cat > /var/www/pxe/networking/mnaio-bridges.cfg <<EOF
#### SYSTEM INTEGRATION DEVICES ####
auto br-dhcp
iface br-dhcp inet dhcp
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports eth0
    offload-sg off

iface br-dhcp inet static
    address 10.29.234.200
    netmask 255.255.255.0

# This is an autoconfigured IPv6 interface
iface br-dhcp inet6 auto
#### SYSTEM INTEGRATION DEVICES ####

#### BRIDGES USED FOR VM INTERFACES ####
# MANAGEMENT Network
auto vm-br-eth1
iface vm-br-eth1 inet static
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports none
    address 10.29.236.200
    netmask 255.255.252.0
    offload-sg off

# FLAT Network
auto vm-br-eth2
iface vm-br-eth2 inet static
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports none
    address 10.29.248.200
    netmask 255.255.252.0
    offload-sg off

# VLAN Network
auto vm-br-eth3
iface vm-br-eth3 inet manual
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports none
    offload-sg off

# TUNNEL Network
auto vm-br-eth4
iface vm-br-eth4 inet manual
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports none
    offload-sg off

# STORAGE Network
auto vm-br-eth5
iface vm-br-eth5 inet manual
    bridge_stp off
    bridge_waitport 0
    bridge_fd 0
    bridge_ports none
    offload-sg off
#### INTERFACES USED FOR VM BRIDGES ####
EOF

cat > /var/www/pxe/networking/basic-interface.cfg <<EOF
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
# The loopback network interface
auto lo
iface lo inet loopback

# The primary network interface
auto eth0
iface eth0 inet manual

source /etc/network/interfaces.d/*.cfg
EOF

count=1
for i in infra1 infra2 infra3 compute1 swift1 cinder1; do
  VM_NAME="${i}"
  sed "s|__COUNT__|$(printf "%02d" ${count})|g" /var/www/pxe/networking/vm-bridges.cfg > /var/www/pxe/networking/${VM_NAME}-bridges.cfg
  count=$((count + 1))
done

# Fix perms if needed
find "${tftpboot_dir}" -type d -exec chmod 0755 {} \;
find "${tftpboot_dir}" -type f -exec chmod 0644 {} \;
############################# ON PXE SERVER #############################






############################# ON BOOTED VM HOST #############################
# on the mnaio host this is used to setup the libvirt network default configs
mkdir -p /opt/mnaio/templates
cat > /opt/mnaio/templates/libvirt-network-template.xml <<EOF
<network>
  <name>__NETWORK__</name>
  <forward mode="bridge"/>
  <bridge name="__NETWORK__"/>
</network>
EOF

# Remove the original virsh network, we will not need this, then create the integration bridges
mkdir -p /opt/mnaio/scripts
cat > /opt/mnaio/scripts/libvirt-networking.sh <<EOF
if virsh net-list |  grep -qw "default"; then
  virsh net-autostart default --disable
  virsh net-destroy default
fi

# Create the libvirt networks used for the Host VMs
for network in br-dhcp vm-br-eth1 vm-br-eth2 vm-br-eth3 vm-br-eth4 vm-br-eth5; do
  if ! virsh net-list |  grep -qw "\${network}"; then
    sed "s/__NETWORK__/\${network}/g" /opt/mnaio/templates/libvirt-network-template.xml > /etc/libvirt/qemu/networks/\${network}.xml
    virsh net-define --file /etc/libvirt/qemu/networks/\${network}.xml
    virsh net-create --file /etc/libvirt/qemu/networks/\${network}.xml
    virsh net-autostart \${network}
  fi
done
EOF

# Create the volume group vg01 on our space disk
vgcreate vg01 /dev/sdc1

# Create a storage pool on our volume group so that VMs can use it
virsh pool-create-as vg01 logical
virsh pool-dumpxml vg01 > /etc/libvirt/storage/vg01.xml
virsh pool-define /etc/libvirt/storage/vg01.xml
virsh pool-autostart vg01
############################# ON BOOTED VM HOST #############################






############################# CREATE VM #############################
count=1
for i in infra1 infra2 infra3 compute1 swift1 cinder1; do
  VM_NAME="${i}"
  VM_SIZE=$((${#VM_NAME} * 16))
  echo y | lvcreate -n ${VM_NAME} -L ${VM_SIZE}G vg01
  sed "s|__name__|${VM_NAME}|g" /opt/mnaio/templates/vm.xml > /etc/libvirt/qemu/${VM_NAME}.xml
  sed -i "s|__mac__|$(printf "%02d" ${count})|g" /etc/libvirt/qemu/${VM_NAME}.xml
  virsh define /etc/libvirt/qemu/${VM_NAME}.xml
  virsh create /etc/libvirt/qemu/${VM_NAME}.xml
  virsh start ${VM_NAME} || true
  count=$((count + 1))
done
############################# CREATE VM #############################






############################# DELETE VM #############################
for i in infra1 infra2 infra3 compute1 swift1 cinder1; do
  VM_NAME="${i}"
  virsh destroy ${VM_NAME} || true
  virsh undefine ${VM_NAME}
  echo y | lvremove /dev/mapper/vg01-${VM_NAME}
  rm /etc/libvirt/qemu/${VM_NAME}.xml
done
############################# DELETE VM #############################