+# Install Prometheus AlertManager helm chart
+function install_prometheus_alertmanager() {
+ [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
+ # copy alertmanager-values.yaml to the destination folder
+ sudo mkdir -p ${OSM_HELM_WORK_DIR}
+ sudo cp ${OSM_DEVOPS}/installers/helm/values/alertmanager-values.yaml ${OSM_HELM_WORK_DIR}
+ if ! helm -n osm status alertmanager 2> /dev/null ; then
+ # if it does not exist, install
+ helm repo add prometheus-community https://prometheus-community.github.io/helm-charts
+ helm repo update
+ helm -n osm install alertmanager prometheus-community/alertmanager -f ${OSM_HELM_WORK_DIR}/alertmanager-values.yaml --version ${ALERTMANAGER_HELM_VERSION}
+ else
+ # if it exists, upgrade
+ helm repo update
+ helm -n osm upgrade alertmanager prometheus-community/alertmanager -f ${OSM_HELM_WORK_DIR}/alertmanager-values.yaml --version ${ALERTMANAGER_HELM_VERSION}
+ fi
+ [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
+}
+