#!/bin/bash

# This script is executed on the virtual machine during the *Deployment* phase.
# It is used to apply parameters specific to the current deployment.
# It is executed secondly during a cloud deployement in IFB-Biosphere, after the *Installation* phase.

source /etc/profile.d/ifb.sh
LOCUSER=${LOCUSER:-ubuntu}
LOCUSER_DIR=`eval echo "~$LOCUSER"`

# Docker params
# APP_IMG="gitlab-registry.in2p3.fr/ifb-biosphere/apps/<...>"

# Configure  default user
# IFB_DATADIR is set in profile ‘ifb.sh'
ln -s $IFB_DATADIR $LOCUSER_DIR/data
# Allow local user to run docker
usermod -a -G docker $LOCUSER

# Manage ephemeral disk
EPHEM_DIR=`df | grep vdb | awk '{print $6}'`
if [ -n "$EPHEM_DIR" ]; then
  chown $LOCUSER:$LOCUSER $EPHEM_DIR
  ln -s $EPHEM_DIR $IFB_DATADIR/mydatalocal

  # Move docker data dir to ephemeral disk
  DOCKER_DJSON=/etc/docker/daemon.json
  export DOCKER_DATADIR=${EPHEM_DIR}/docker-data
  mkdir $DOCKER_DATADIR
  if [ -e $DOCKER_DJSON ]
  then
    curjson="$(jq '."data-root"=env.DOCKER_DATADIR' $DOCKER_DJSON)"
    echo "${curjson}" > $DOCKER_DJSON
  else
    echo -e "{\n  \"data-root\": \"$DOCKER_DATADIR\"\n}" > $DOCKER_DJSON
  fi
  systemctl restart docker

else
  mkdir $IFB_DATADIR/mydatalocal
fi

# Mount IFB shared volumes
ifb_sharedvols=$(ss-get --timeout=5 ifb_share_endpoints)
if [ -n "$ifb_sharedvols" ]; then
  wget -O /root/config_partages.py https://raw.githubusercontent.com/IFB-ElixirFr/biosphere-commons/master/scripts/utils/config_partages.py
  python3 /root/config_partages.py $ifb_sharedvols
  rm /root/config_partages.py
fi

USER_LOGIN=etudiant
USER_PASSWORD=$( openssl rand -hex 12 )

useradd -m -s /bin/bash -g users -G adm,dialout,cdrom,floppy,audio,dip,video,plugdev,netdev ${USER_LOGIN}
cp /etc/skel/.* /home/${USER_LOGIN}/

passwd ${USER_LOGIN} << EOF
${USER_PASSWORD}
${USER_PASSWORD}
EOF

HOST_NAME=$( ss-get --timeout=3 hostname )
HTTP_ENDP="https://$HOST_NAME"
ss-set url.service "${HTTP_ENDP}"
ss-set ss:url.service "[HTTPS]$HTTP_ENDP,[LOGIN]$USER_LOGIN,[PASSWORD]$USER_PASSWORD"