#!/bin/bash

HOME=$( cd "$(dirname "$0")" && pwd )
source $HOME/config

export KUBECONFIG=$ADMIN_KUBECONFIG

# checks if we have the cryptopack file
if [ -f $HOME/cryptopack.b64 ]; then
    echo "] cryptopack.b64 FOUND :)"
else
    echo "] cryptopack.b64 is not found."
    exit 0
fi

# checks if we have the necessary config files
if [ -f $HOME/config ]; then
    echo "] config file FOUND :)"
else
    echo "] config file is missing."
    exit 0
fi

if [ -f $HOME/config-coreapps ]; then
    echo "] config-coreapps file FOUND :)"
else
    echo "] config-coreapps file is missing."
    exit 1
fi

# checks if we have a system with nftables and revert it to iptables-legacy since docker doesnt deal with it yet.
OS_RELEASE=`lsb_release -cs`
if [ "$OS_RELEASE" = "buster" ]; then
    if [ `readlink /etc/alternatives/iptables` == "/usr/sbin/iptables-nft" ]; then
        update-alternatives --set iptables /usr/sbin/iptables-legacy
        update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy
        update-alternatives --set arptables /usr/sbin/arptables-legacy
        update-alternatives --set ebtables /usr/sbin/ebtables-legacy
        systemctl mask nftables.service
        echo "] PLEASE REBOOT FOR THIS CHANGES TO TAKE EFFECT."
        exit
    else
        echo "] iptables seems to point to iptables-legacy. :)"
    fi
fi

#this one could be done better for sure...
case "${NODE_NAME_SHORT}" in
    ${MASTER_1_NAME})
      NODETYPE='controller'
      NODEIP=${MASTER_1_IP}
      ;;
    ${MASTER_2_NAME})
      NODETYPE='controller'
      NODEIP=${MASTER_2_IP}
      ;;
    ${MASTER_3_NAME})
      NODETYPE='controller'
      NODEIP=${MASTER_3_IP}
      ;;
    ${NODE_1_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_1_IP}
      ;;
    ${NODE_2_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_2_IP}
      ;;
    ${NODE_3_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_3_IP}
      ;;
    ${NODE_4_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_4_IP}
      ;;
    ${NODE_5_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_5_IP}
      ;;
    ${NODE_6_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_6_IP}
      ;;
    ${NODE_7_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_7_IP}
      ;;
    ${NODE_8_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_8_IP}
      ;;
    ${NODE_9_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_9_IP}
      ;;
    ${NODE_10_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_10_IP}
      ;;
    ${NODE_11_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_11_IP}
      ;;
    ${NODE_12_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_12_IP}
      ;;
    ${NODE_13_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_13_IP}
      ;;
    ${NODE_14_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_14_IP}
      ;;
    ${NODE_15_NAME})
      NODETYPE='worker'
      NODEIP=${NODE_15_IP}
      ;;
    *)
      echo '] Node hostname not defined.'
      exit 0
      ;;
esac
echo "... ] SETTING UP ${NODETYPE} NODE ${NODE_NAME_SHORT} WITH ${NODEIP} [ ..."

echo "] Setting up base ..."
/bin/bash $FUNC_PATH/init_hostname.sh
/bin/bash $FUNC_PATH/init_metal.sh
/bin/bash $FUNC_PATH/install_docker.sh
/bin/bash $FUNC_PATH/install_chrony.sh

/bin/bash ssl/install_kube_crypto.sh
/bin/bash ssl/create_admin.sh

if [ "$NODETYPE" == "controller" ]; then
    echo "] Setting up master ..."
    /bin/bash ssl/create_master.sh
    /bin/bash $FUNC_PATH/install_etcd.sh
    /bin/bash $FUNC_PATH/install_kube_apiserver.sh
    /bin/bash $FUNC_PATH/install_kube_scheduler.sh
    /bin/bash $FUNC_PATH/install_kube_controller_manager.sh
    #/bin/bash $FUNC_PATH/install_kube_keepalived.sh
    /bin/bash $FUNC_PATH/install_k8x_api.sh
fi
echo "] Setting up kube-api localhost loadbalacing ..."
/bin/bash $FUNC_PATH/install_kube_haproxy.sh

echo "] Setting up worker ..."
/bin/bash ssl/create_worker.sh
/bin/bash $FUNC_PATH/install_kubelet.sh
/bin/bash $FUNC_PATH/install_kube_proxy.sh

#label node
kubectl label nodes ${NODE_NAME_SHORT} nodetype=${NODETYPE} --overwrite
echo "... ] DONE :) [ ..."