Ticket #2989: start_pod.sh

#!/bin/bash
# Louis Mulder 
#
# Startup a pod or get information of a running pod
#
XPRA_ADMIN_USER=${XPRA_ADMIN_USER:-xpra} ; export XPRA_ADMIN_USER
#
# ---- Don't change below if you not know what you are doing ------
#
XPRA_TOPDIR_INT=${XPRA_TOPDIR_INT:-/srv}
POD_FROM_NAME=`hostname -s`
POD_FROM_NAMESPACE=${POD_FROM_NAMESPACE:-"ingress-${NAMESPACE}"}
#
export XPRA_TOPDIR_INT POD_FROM_NAMESPACE

case "${XPRA_ARGV}" in
  #(
   *info* ) exit 0
            # Prevent to startup a Pod.
  ;;
  #(
   *start*) exit 1
  ;;
esac

#

USERNAME=${1}
XPRA_POD_DISPLAY=${2}
shift 2
XPRA_ARGV="${*}"

export USERNAME XPRA_POD_DISPLAY

case "${XPRA_ARGV}" in
  #(
   *info* )
            IFS=':'
            set -- `getent passwd ${USERNAME} | sed -e 's/\*/NA/g'`
            exec echo ${1}\|NA\|${3}\|${4}\|tcp:0.0.0.0:443\|\|\|
            # Prevent to startup a Pod.
  ;;
  #(
   *start*) echo
            exit 1
  ;;
esac

# only request launcher/attach or http are allowed

   eval `echo POD_FROM_IPS=\"\`ip a | expand |\
               sed -e '/.*[Ii][Nn][Ee][Tt].*[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*/!d'\
                   -e 's/\(.*[Ii][Nn][Ee][Tt] \)\([0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\)\(\/.*\)/\2/'\
                   -e '/127.*$/d'\`\"

         for i in ${POD_FROM_IPS}
         do
            echo POD_FROM=\`kubectl get -n ${POD_FROM_NAMESPACE} --output json  pods |\
            jq '.items[] | select(.status.podIP=="'${i}'")' | jq .metadata.name | sort -u\`
         done`

   export SESSION_TYPE POD_FROM_NAMESPACE POD_FROM_IPS POD_FROM_NAME

   XPRA_SESSION=`IFS='-'
                 set --  ${XPRA_POD_DISPLAY} 
                 UN=\`getent passwd ${1} | sed 's/:.*//'\`
                 if [ "${UN}" = '' ]
                 then
                     echo "${XPRA_POD_DISPLAY}" | sed -e 's/-*[MmNn][Hh][Dd]-*//'
                 else
                     echo "${XPRA_POD_DISPLAY}" | sed -e '{\
                                   s/'"${UN}"'//          
                                   s/-*[MmNn][Hh][Dd]-*//
                         }'
                 fi`

   GRP_LIST=`id ${USERNAME} | sed -e '{
                 s/[\ \t]\+//g
                 s/[Uu][Ii][Dd]=[0-9][0-9]*(//
                 s/[Gg][Ii][Dd]=[0-9][0-9]*(//
                 s/[Gg][Rr][Oo][Uu][Pp][Ss]=[0-9][0-9]*(//
                 s/[,]*[0-9][0-9]*(//g
                 s/'"${USERNAME}"')//g
                 s/)/\n/g 
                 }' | sort -u`


   USERNAME=${USERNAME:-`id -u`}

   for subdir in ${USERNAME} ${GRP_LIST} default
    do
      if [ -x ${XPRA_TOPDIR_INT}/session_types/${subdir}/xpra_startup_${XPRA_SESSION}.sh ]
       then
        exec ${XPRA_TOPDIR_INT}/session_types/start_or_get_pod.sh ${subdir}/${XPRA_SESSION}
      fi
    done

    (
     echo "Script ${XPRA_TOPDIR_INT}/session_types/[XXX]/${XPRA_SESSION} not found or not executable by user ${USERNAME}"
     echo "XXX subdirs seen in container/pod : ${USERNAME} ${GRP_LIST} or default"
    ) 1>&2
exit 4