#!/bin/bash

#
# Part of the monthly mirror update
#
# Update symlinks in cgcs-centos-repo to point to the latest version of packages in /import/mirrors/CentOS/tis-r5-CentOS/newton
#
# Search for tis patched centos src.rpm's that have been upversioned
#

cd $MY_REPO/cgcs-centos-repo
# OLD_MIRROR_ROOT=/import/mirrors/CentOS/tis-r5-CentOS/mitaka
OLD_MIRROR_ROOT=/import/mirrors/CentOS/tis-r5-CentOS/newton
# MIRROR_ROOT=/import/mirrors/CentOS/tis-r5-CentOS/newton
OLD_THIRD_MIRROR_ROOT=/import/mirrors/CentOS/tis-r5-CentOS/tis-r4-3rd-Party
# THIRD_MIRROR_ROOT=/import/mirrors/CentOS/tis-r5-CentOS/tis-r4-3rd-Party
# BIN_ROOT=$MIRROR_ROOT/Binary
# SRC_ROOT=$MIRROR_ROOT/Source
UPVERSION_LOG=$MY_WORKSPACE/upversion.log

REPO_DOWNLOADS_ROOT="$MY_REPO"
NEW_MIRROR_ROOT="$MY_REPO/cgcs-centos-repo"
THIRD_PARTY_ROOT="$MY_REPO/cgcs-3rd-party-repo"


if [ -f $UPVERSION_LOG ]; then
   rm -f $UPVERSION_LOG
fi

cd $MY_REPO

for g in $(find $MY_REPO -type d -name .git); do 
   d=$(dirname $g)
   for pf in $(find $d -maxdepth 1 -name 'centos_pkg_dirs*'); do 
   if [ -f $pf ]; then
      for p in $(cat $pf); do
         pkg_dir="$d/$p"
         sf="$pkg_dir/centos/srpm_path"
         if [ -f  $sf ]; then
            for s in $(grep  '^[^#]' $sf); do
               ORIG_SRPM_PATH=""
               # absolute path source rpms
               echo "$s" | grep "^/" >/dev/null && ORIG_SRPM_PATH=$s

               if [ "${ORIG_SRPM_PATH}x" == "x" ]; then
                  # handle repo: definitions
                  echo "$s" | grep "^repo:" >/dev/null && ORIG_SRPM_PATH=$(echo $s | sed "s%^repo:%$REPO_DOWNLOADS_ROOT/%")
               fi

               if [ "${ORIG_SRPM_PATH}x" == "x" ]; then
                  # handle 3rd_party: definitions
                  echo "$s" | grep "^3rd_party:" >/dev/null && ORIG_SRPM_PATH=$(echo $s | sed "s%^3rd_party:%$THIRD_PARTY_ROOT/%")
               fi

               if [ "${ORIG_SRPM_PATH}x" == "x" ]; then
                  # handle mirror: definitions
                  # SAL TEMPORARY echo "$s" | grep "^mirror:" >/dev/null && ORIG_SRPM_PATH=`echo $s | sed "s%^mirror:%$MIRROR_ROOT/%"`
                  echo "$s" | grep "^mirror:" >/dev/null && ORIG_SRPM_PATH=$(echo $s | sed "s%^mirror:%$NEW_MIRROR_ROOT/%" | sed "s#CentOS/tis-r4-CentOS/kilo/##" | sed "s#CentOS/tis-r4-CentOS/mitaka/##" | sed "s#CentOS/tis-r4-CentOS/newton/##")
               fi

               if [ "${ORIG_SRPM_PATH}x" == "x" ]; then
                  # we haven't found a valid prefix yet, so assume it's a legacy
                  # file (mirror: interpretation)
                  ORIG_SRPM_PATH="$NEW_MIRROR_ROOT/$s"
               fi

               if [ ! -f $ORIG_SRPM_PATH ]; then
                  b=$(basename "$ORIG_SRPM_PATH")
                  old_srpm=$(find $OLD_MIRROR_ROOT $OLD_THIRD_MIRROR_ROOT -name $b | head -n 1)
                  old_name=$(rpm -q --nosignature --queryformat '%{NAME}\n' -p $old_srpm)
                  if [ "$old_name" == "" ]; then
                     echo "FAILED to find name for '$b', ORIG_SRPM_PATH='$ORIG_SRPM_PATH'"
                     exit 1
                  fi
                  NEW_SRPM_PATH=""
                  for new_srpm in $(find $NEW_MIRROR_ROOT/Source $THIRD_PARTY_ROOT/Source -name "$old_name-[0-9]*.src.rpm"); do
                      new_name=$(rpm -q --nosignature --queryformat '%{NAME}\n' -p $new_srpm)
                      if [ "$new_name" == "$old_name" ]; then
                         NEW_SRPM_PATH=$new_srpm
                         break
                      fi
                  done
                  nb=$(basename $NEW_SRPM_PATH)
                  echo "FIX: '$sf' : '$b' -> '$nb'"
                  echo "$old_name#$sf#$s#$b#$nb" >> $UPVERSION_LOG
               fi

            done
         fi
      done
   fi
   done
done