# Vagrantfile to install OpenGnsys virtual environment (production version) using VirtualBox provider.

VAGRANTFILE_API_VERSION = "2"
# VM provider: Oracle VM VirtualBox.
ENV['VAGRANT_DEFAULT_PROVIDER'] = "virtualbox"
# OpenGnsys version and OGAgent version.
OGVERSION="1.1.1d"
# OGAgent version.
OGAGENTVERSION="1.4.2-1"
# Language (accepted values: es_ES, ca_ES, en_GB).
LANGUAGE = "es_ES"
ENV['LC_ALL'] = LANGUAGE + ".UTF-8"
# Number of OpenGnsys clients (accepted values: from 2 to 9).
NCLIENTS = ENV['NUMBER_OF_CLIENTS']|| 2
NCLIENTS = NCLIENTS.to_i
# Repository virtual disk: file and size (GB).
#REPODISK = "ogRepo.vdi"
#REPOSIZE = 50
# Amount of memory for server and clients (MB)
SERVERMEM = 1536	# Minimum: 512
CLIENTMEM = 512		# Minimum: 256
# Prefixes for MAC and IP addresses.
MACPREFIX = ENV['OGN_MAC_PREFIX'] || "08:00:27:0E:65"
NETPREFIX = ENV['OGN_NET_PREFIX'] || "192.168.2"
# OpenGnsys Server IP address.
SERVERIP = "#{NETPREFIX}.10"
# Local port to access OpenGnsys Server.
LOCALWEBPORT = 8443

# OpenGnsys Server provisioning script: prepare repo disk, install OpenGnsys, change default interface, configure DHCP server.
OGSERVERSCRIPT = <<EOT
set -eu

# Fix problem with gitea host
grep -q '^150\.214\.58\.246' /etc/hosts || echo "150.214.58.246 ognproject.evlt.uma.es" >> /etc/hosts

# Exit if OpenGnsys is installed.
[ -f /opt/opengnsys/doc/VERSION.json ] && echo "Cannot provision, OpenGnsys is already installed." && exit 1
#echo Creating a repository disk
#if [ -z "$(blkid /dev/mapper/og-images | grep ext4)" ]; then
#    pvcreate /dev/sdb
#    vgcreate og /dev/sdb
#    vgchange -ay
#    lvcreate -ay -n images -l 100%VG og
#    mkfs -t ext4 /dev/mapper/og-images
#    mkdir -p /opt/opengnsys/images
#    echo "/dev/mapper/og-images  /opt/opengnsys/images  ext4  defaults  0  0" >> /etc/fstab
#    mount -a
#fi
# Install OpenGnsys and change server address.
if which curl &>/dev/null; then
    DOWNLOAD="curl -s"
elif which wget &>/dev/null; then
    DOWNLOAD="wget -q -O -"
fi
if [[ -f /install-from-repo/opengnsys_installer_devel_esxi.sh ]]; then
    ## installer will have REMOTE=1. Usage: cp installer/opengnsys_installer_devel_esxi.sh .; VAGRANT_VAGRANTFILE=installer/vagrant/Vagrantfile-1.1.1d-vbox INSTALL_FROM_REPO=. vagrant up ogAdministrator; rm -f opengnsys_installer_devel_esxi.sh
    /install-from-repo/opengnsys_installer_devel_esxi.sh || exit $?
elif [[ -f /install-from-repo/installer/opengnsys_installer_devel_esxi.sh ]]; then
    ## installer will have REMOTE=0. Usage:                                                   VAGRANT_VAGRANTFILE=installer/vagrant/Vagrantfile-1.1.1d-vbox INSTALL_FROM_REPO=. vagrant up ogAdministrator
    /install-from-repo/installer/opengnsys_installer_devel_esxi.sh || exit $?
else
    BRANCH="opengnsys-#{OGVERSION}"
    $DOWNLOAD "https://raw.githubusercontent.com/opengnsys/OpenGnsys/$BRANCH/installer/opengnsys_installer.sh" | bash || exit $?
fi
[ -e /opt/opengnsys/log/bash.log ] && mv /opt/opengnsys/log/bash.log /opt/opengnsys/log/opengnsys_installer.log
echo y | /opt/opengnsys/bin/setserveraddr $(ip -o link show | tail -1 | cut -d: -f2)
# Insert DHCP data.
sed -i "/^}$/ i host modelo { hardware ethernet #{MACPREFIX}:FF; fixed-address #{NETPREFIX}.199; }" /etc/dhcp/dhcpd.conf
for ((i=#{NCLIENTS+10}; i>10; i--)); do
    sed -i "/^}$/ i host pc${i} { hardware ethernet #{MACPREFIX}:${i}; fixed-address #{NETPREFIX}.${i}; }" /etc/dhcp/dhcpd.conf
done
service isc-dhcp-server restart

# Set language.
#echo Setting up language and locales
#export LANG="#{LANGUAGE}.UTF-8"
#echo "LANG=\\\"$LANG\\\"" > /etc/default/locale
#echo "LANG=\\\"$LANG\\\"" >> /etc/environment
#locale-gen --lang #{LANGUAGE}
#sed -i "s/XKBLAYOUT=.*/XKBLAYOUT=\\\"${LANG%_*}\\\"/" /etc/default/keyboard
#dpkg-reconfigure -fnoninteractive console-setup

# Comment out next lines for automatic data insertion.
echo Creating an aula and some clients
SQL="INSERT INTO aulas (nombreaula, idcentro, urlfoto, grupoid, ubicacion, puestos, modomul, ipmul, pormul, velmul, router, netmask, ntp, dns, proxy, modp2p, timep2p) VALUES
  ('Aula virtual', 1, 'aula.jpg', 0, 'Despliegue virtual con Vagrant.', 5, 2, '239.194.2.11', 9000, 70, '#{SERVERIP}', '255.255.255.0', '', '', '', 'peer', 30); 
  INSERT INTO ordenadores (nombreordenador, ip, mac, idaula, idrepositorio, idperfilhard, idmenu, idproautoexec, grupoid, router, mascara, arranque, netiface, netdriver, fotoord) VALUES 
  ('modelo', '#{NETPREFIX}.199', REPLACE('#{MACPREFIX}FF',':',''), 1, 1, 0, 0, 0, 0, '#{SERVERIP}', '255.255.255.0', '00unknown', 'eth0', 'generic', 'fotoordenador.gif'),"
for ((i=11; i<=#{NCLIENTS+10}; i++)); do
    SQL="$SQL ('pc$i', '#{NETPREFIX}.$i', REPLACE('#{MACPREFIX}$i',':',''), 1, 1, 0, 0, 0, 0, '#{SERVERIP}', '255.255.255.0', '00unknown', 'eth0', 'generic', 'fotoordenador.gif'),"
done
mysql -u usuog -ppassusuog -D ogAdmBD -e "${SQL%,}"
/opt/opengnsys/bin/setclientmode ogLiveAdmin modelo PERM
#/opt/opengnsys/bin/setclientmode ogLiveAdmin pc11 PERM
#for ((i=12; i<=#{NCLIENTS+10}; i++)); do
#    /opt/opengnsys/bin/setclientmode ogLive pc$i PERM
#done

echo "Giving internet connectivity to clients, required to install ogagent's pyqt6 dependencies"
iptables -A FORWARD -i eth0 -o eth1 -j ACCEPT
iptables -A FORWARD -i eth1 -o eth0 -j ACCEPT
iptables -t nat -A POSTROUTING -s 192.168.2.0/24 -o eth0 -j MASQUERADE
echo 1 >/proc/sys/net/ipv4/ip_forward

echo "Notes:"
echo "- OpenGnsys Server URL: https://localhost:#{LOCALWEBPORT}/opengnsys/"
exit 0
EOT

# Client 1 OS provisioning script.
MODELSCRIPT = <<EOT
adduser --disabled-password --gecos '' qindel
echo 'qindel:qindel' |chpasswd
echo 'qindel ALL=(ALL:ALL) ALL' >/etc/sudoers.d/qindel

## don't point to systemd's resolver, as there's no systemd in oglive
rm /etc/resolv.conf
cat >/etc/resolv.conf <<EOF
nameserver 1.1.1.1
search opengnsys.es
EOF

apt-get update -y
apt-get --purge remove bash-completion         ## interfaceAdm scripts seem to get broken by this

# Comment out next lines to install and configure OGAgent for Ubuntu.
OGAGENTPKG="ogagent_#{OGAGENTVERSION}_all.deb"
wget --no-check-certificate --output-document /tmp/$OGAGENTPKG https://#{SERVERIP}/opengnsys/descargas/$OGAGENTPKG
if [ -f /tmp/$OGAGENTPKG ]; then
    apt-get install -y /tmp/$OGAGENTPKG || exit $?
    ## port 444 is where we run 'flask ogcore-mock'
    sed -i "/remote=/ s/192.168.[0-9].[0-9]*/#{SERVERIP}:444/" /usr/share/OGAgent/cfg/ogagent.cfg
    sed -i "/remote=/ s/https/http/"                           /usr/share/OGAgent/cfg/ogagent.cfg
    rm -f /tmp/$OGAGENTPKG
else
    echo "Warning: cannot install OGAgent package $OGAGENTPKG"
fi

# Remove network configuration added by Vagrant.
sed -i "/enp0s3/ d" /etc/network/interfaces
if [ -d /etc/netplan ]; then
  rm /etc/netplan/50-vagrant.yaml /etc/netplan/50-cloud-init.yaml
  echo $'network:\n  ethernets:\n    enp0s3:\n      dhcp4: true\n  renderer: networkd\n  version: 2' >/etc/netplan/01-nati.yaml
fi

echo "Notes:"
echo "- Now run: VBoxManage modifyvm modelo --nic1 intnet --nic2 none --macaddress1 #{MACPREFIX}FF"
echo "- Afterwards, do NOT start this VM using vagrant--use this: VBoxManage startvm modelo"
# Leave VM halted.
sleep 2
poweroff &
EOT

Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|

  # OpenGnsys Server VM definition.
  config.vm.define "ogAdministrator", primary: true do |og|
    # Specific VirtualBox configuration.
    og.vm.provider "virtualbox" do |vb|
      # VM name, memory and CPUs.
      vb.name = "ogAdministrator"
      vb.memory = SERVERMEM
      vb.cpus = 1
      ## 2nd virtual disk path (current dir on Windows, VM dir on other OSes)
      #if Vagrant::Util::Platform.windows? then
      #  second_disk = File.join(".", REPODISK)
      #else
      #  line = `VBoxManage list systemproperties`.match("Default machine folder.*")[0]
      #  vb_machine_folder = line.split(':')[1].strip()
      #  second_disk = File.join(vb_machine_folder, vb.name, REPODISK)
      #end
      ## Create repo virtual disk, if needed.
      #unless File.exist?(second_disk)
      #  vb.customize ['createhd', '--filename', second_disk, '--size', REPOSIZE * 1024]
      #end
      ## Attach repo virtual disk.
      #vb.customize ['storageattach', :id, '--storagectl', 'IDE Controller', '--port', 1, '--device', 0, '--type', 'hdd', '--medium', second_disk]
    end
    # VM base and host name.
    og.vm.box = "alvistack/ubuntu-24.04"
    og.vm.hostname = "ogAdministrator"
    # Network configuration: forward web port and attach new interface to VMs private network.
    og.vm.network "forwarded_port", guest: 443, host: LOCALWEBPORT, host_ip: "127.0.0.1"
    og.vm.network "private_network", mac: "#{MACPREFIX}10".tr(":",""), ip: "#{SERVERIP}", virtualbox__intnet: true
    # Comment out to disable synced folder.
    #og.vm.synced_folder ".", "/vagrant", disabled: true
    if (ENV['INSTALL_FROM_REPO'])
      og.vm.synced_folder ENV['INSTALL_FROM_REPO'], "/install-from-repo"
    end
    # Launch provisioning script.
    og.vm.provision "shell", inline: OGSERVERSCRIPT
  end

  # Client 1 VM definition.
  config.vm.define "modelo", autostart: false do |v1|
    v1.vm.box = "debian/bookworm64"
    v1.vm.hostname = "modelo"
    v1.vm.network "private_network", mac: "#{MACPREFIX}FF".tr(":",""), type: "dhcp", virtualbox__intnet: true
    v1.vm.provider "virtualbox" do |vb|
      vb.name = "modelo"
      vb.memory = CLIENTMEM
      vb.cpus = 1
      vb.customize ['modifyvm', :id, '--boot1', 'net', '--boot2', 'disk']

      ## 2nd disk for partitioning, imaging and booting from
      vb.customize ['createhd', '--filename', 'modelo-8gb.vdi', '--size', 8192]
      vb.customize ['storageattach', :id, '--storagectl', 'SATA Controller', '--port', 1, '--device', 0, '--type', 'hdd', '--medium', 'modelo-8gb.vdi']
    end
    v1.vm.synced_folder ".", "/vagrant", disabled: true
    v1.vm.provision "shell", inline: MODELSCRIPT
  end

  # Clonable clients definition.
  (2..NCLIENTS).each do |i|
    config.vm.define "pc#{i+10}", autostart: false do |cl|
      cl.vm.box = "clink15/pxe"
      cl.ssh.insert_key = false
      cl.vm.boot_timeout = 5
      cl.vm.network "private_network", mac: "#{MACPREFIX}#{i+10}".tr(":",""), type: "dhcp", virtualbox__intnet: true
      cl.vm.provider "virtualbox" do |vb|
        vb.name = "pc#{i+10}"
        vb.memory = CLIENTMEM
        vb.cpus = 1
        vb.customize ['modifyvm', :id, '--boot1', 'net', '--boot2', 'disk']
        vb.customize ["modifyvm", :id, "--nic1", "none"]
      end
    end
  end

end