diff --git a/docker/ci/init.sh b/docker/ci/init.sh
index 73734aa1..0a645b98 100755
--- a/docker/ci/init.sh
+++ b/docker/ci/init.sh
@@ -1,24 +1,59 @@
 #!/bin/bash
-set -e
 
-
-cat <<EOF >> /etc/containers/registries.conf
+if [[ "$CACHE_REGISTRY" != "" ]]; then
+    cat <<EOF >> /etc/containers/registries.conf
 [[registry]]
 prefix = "$CACHE_REGISTRY"
 insecure = true
 location = "$CACHE_REGISTRY"
 EOF
+fi
 
+function check_success() {
+  if [[ "$1" == "0" ]]; then
+    echo "1";
+  else
+    echo "0";
+  fi;
+}
 
 function checkout() {
     if [ ! -d "$1" ]; then
-        git clone "$2" "$1"
-        pushd "$1"
-        git checkout "$3" 
-        popd
+        git clone "$2" "$1" || exit
+        pushd "$1" || exit
+        git checkout "$3" || exit
+        popd || exit
     fi
 }
 
-checkout kolab $GIT_REMOTE $GIT_REF
-pushd kolab
+checkout kolab "$GIT_REMOTE" "$GIT_REF"
+pushd kolab || exit
+
+ci/testctl build
+BUILD_RESULT=$(check_success $?)
+ci/testctl lint
+LINT_RESULT=$(check_success $?)
 ci/testctl testrun
+TESTRUN_RESULT=$(check_success $?)
+
+if [[ "$PROMETHEUS_PUSHGATEWAY" != "" ]]; then
+    EPOCH=$(date +"%s")
+    METRICS=$(
+    cat <<EOF
+kolab_ci_timestamp $EPOCH
+# HELP kolab_ci_testsuite Displays whether or not the testsuite passed
+# TYPE kolab_ci_testsuite gauge
+kolab_ci_testsuite{host="$HOSTNAME", testsuite="build"} $BUILD_RESULT
+kolab_ci_testsuite{host="$HOSTNAME", testsuite="lint"} $LINT_RESULT
+kolab_ci_testsuite{host="$HOSTNAME", testsuite="testrun"} $TESTRUN_RESULT
+EOF
+)
+
+    echo "Pushing result to $PROMETHEUS_PUSHGATEWAY"
+    echo "$METRICS"
+    echo "$METRICS" | curl -k --data-binary @- "$PROMETHEUS_PUSHGATEWAY"
+fi
+
+if [[ $TESTRUN_RESULT != "1" || $BUILD_RESULT != "1" || $LINT_RESULT != "1" ]]; then
+    exit 1
+fi