remove support for el6 from the buildsystem

.travis.yml

@@ -35,8 +35,6 @@ env:
   global:
   - SMPFLAGS=-j4
   matrix:
-  - OS=el DIST=6
-  - OS=el DIST=6 ARCH=i386 DOCKER_REPO=knnniggett/packpack
   - OS=el DIST=7
   - OS=fedora DIST=26 DOCKER_REPO=knnniggett/packpack
   - OS=fedora DIST=27 DOCKER_REPO=knnniggett/packpack

utils/packpack/startpackpack.sh

@@ -20,19 +20,6 @@ checksanity () {
       fi
     done
    
-    if [ "${OS}" == "el" ] && [ "${DIST}" == "6" ]; then
-        type repoquery 2>&1 > /dev/null
-    
-        if [ $? -ne 0 ]; then
-            echo
-            echo "ERROR: The script cannot find the required command \"reqoquery\"."
-            echo "This command is required in order to build ZoneMinder on el6."
-            echo "Please install the \"yum-utils\" package then try again."
-            echo
-            exit 1
-        fi
-    fi
-    
     # Verify OS & DIST environment variables have been set before calling this script
     if [ -z "${OS}" ] || [ -z "${DIST}" ]; then
         echo "ERROR: both OS and DIST environment variables must be set"
@@ -336,16 +323,8 @@ if [ "${TRAVIS_EVENT_TYPE}" == "cron" ] || [ "${TRAVIS}" != "true"  ]; then
         rm -rf web/api/app/Plugin/Crud
         mkdir web/api/app/Plugin/Crud
 
-        # We use zmrepo to build el6 only. All other redhat distros use rpm fusion
-        if [ "${OS}" == "el" ] && [ "${DIST}" == "6" ]; then
-            baseurl="https://${DEPLOYHOST}/el/${DIST}/x86_64/"
-            reporpm="zmrepo"
-            # Let repoquery determine the full url and filename to the latest zmrepo package
-            dlurl="$(repoquery --archlist=noarch --repofrompath=zmpackpack,${baseurl} --repoid=zmpackpack --qf="%{location}" ${reporpm} 2>&1)"
-        else
         reporpm="rpmfusion-free-release"
         dlurl="https://download1.rpmfusion.org/free/${OS}/${reporpm}-${DIST}.noarch.rpm"
-        fi
 
         # Give our downloaded repo rpm a common name so redhat_package.mk can find it
         if [ -n "$dlurl" ] && [ $? -eq 0  ]; then