Simplify pulling of images in installer, and pull OSM prometheus image before deploying

Change-Id: I6071b0b584c39677401dcb580c718809b345930d
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>

diff --git a/installers/full_install_osm.sh b/installers/full_install_osm.sh
index 03439a1..8d862f6 100755 (executable)
--- a/installers/full_install_osm.sh
+++ b/installers/full_install_osm.sh
@@ -222,33 +222,16 @@ function pull_docker_images() {
     [ -n "${DOCKER_REGISTRY_URL}" ] && docker_login
 
     echo "Pulling non-OSM docker images"
-    if [ -z "$TO_REBUILD" ] || echo $TO_REBUILD | grep -q KAFKA ; then
-        sg docker -c "docker pull wurstmeister/zookeeper" || FATAL "cannot get zookeeper docker image"
-        sg docker -c "docker pull wurstmeister/kafka:${KAFKA_TAG}" || FATAL "cannot get kafka docker image"
-    fi
-
-    if [ -z "$TO_REBUILD" ] || echo $TO_REBUILD | grep -q PROMETHEUS ; then
-        sg docker -c "docker pull prom/prometheus:${PROMETHEUS_TAG}" || FATAL "cannot get prometheus docker image"
-    fi
-
-    if [ -z "$TO_REBUILD" ] || echo $TO_REBUILD | grep -q PROMETHEUS-CADVISOR ; then
-        sg docker -c "docker pull google/cadvisor:${PROMETHEUS_CADVISOR_TAG}" || FATAL "cannot get prometheus cadvisor docker image"
-    fi
-
-    if [ -z "$TO_REBUILD" ] || echo $TO_REBUILD | grep -q GRAFANA ; then
-        sg docker -c "docker pull grafana/grafana:${GRAFANA_TAG}" || FATAL "cannot get grafana docker image"
-        sg docker -c "docker pull kiwigrid/k8s-sidecar:${KIWIGRID_K8S_SIDECAR_TAG}" || FATAL "cannot get kiwigrid k8s-sidecar docker image"
-    fi
-
-    if [ -z "$TO_REBUILD" ] || echo $TO_REBUILD | grep -q NBI || echo $TO_REBUILD | grep -q KEYSTONE-DB ; then
-        sg docker -c "docker pull mariadb:${KEYSTONEDB_TAG}" || FATAL "cannot get keystone-db docker image"
-    fi
-
-    if [ -z "$TO_REBUILD" ] || echo $TO_REBUILD | grep -q RO ; then
-        sg docker -c "docker pull mysql:5" || FATAL "cannot get mysql docker image"
-    fi
-
-    list_of_modules="MON NBI KEYSTONE RO LCM NG-UI osmclient"
+    sg docker -c "docker pull wurstmeister/zookeeper" || FATAL "cannot get zookeeper docker image"
+    sg docker -c "docker pull wurstmeister/kafka:${KAFKA_TAG}" || FATAL "cannot get kafka docker image"
+    sg docker -c "docker pull prom/prometheus:${PROMETHEUS_TAG}" || FATAL "cannot get prometheus docker image"
+    sg docker -c "docker pull google/cadvisor:${PROMETHEUS_CADVISOR_TAG}" || FATAL "cannot get prometheus cadvisor docker image"
+    sg docker -c "docker pull grafana/grafana:${GRAFANA_TAG}" || FATAL "cannot get grafana docker image"
+    sg docker -c "docker pull kiwigrid/k8s-sidecar:${KIWIGRID_K8S_SIDECAR_TAG}" || FATAL "cannot get kiwigrid k8s-sidecar docker image"
+    sg docker -c "docker pull mariadb:${KEYSTONEDB_TAG}" || FATAL "cannot get keystone-db docker image"
+    sg docker -c "docker pull mysql:5" || FATAL "cannot get mysql docker image"
+
+    list_of_modules="MON NBI KEYSTONE RO LCM NG-UI osmclient prometheus"
     if [ -n "$INSTALL_NGSA" ]; then
         list_of_modules="${list_of_modules} Airflow Webhook"
     else