Install kubectl client during K3s cluster installation
[osm/devops.git] / installers / full_install_osm.sh
index a267750..c3fbb8d 100755 (executable)
@@ -25,7 +25,13 @@ function usage(){
     echo -e "     -u <repo base>: use specified repository url for osm packages"
     echo -e "     -k <repo key>:  use specified repository public key url"
     echo -e "     -a <apt proxy url>: use this apt proxy url when downloading apt packages (air-gapped installation)"
-    echo -e "     -c <kubernetes engine>: use a specific kubernetes engine (options: kubeadm, k3s, microk8s), default is kubeadm"
+    echo -e "     -c <kubernetes engine>: use a specific kubernetes engine (options: kubeadm, k3s), default is kubeadm"
+    echo -e "     -t <docker tag> specify osm docker tag (default is latest)"
+    echo -e "     -M <KUBECONFIG_FILE>: Kubeconfig of an existing cluster to be used as mgmt cluster instead of OSM cluster"
+    echo -e "     -G <KUBECONFIG_FILE>: Kubeconfig of an existing cluster to be used as auxiliary cluster instead of OSM cluster"
+    echo -e "     --no-mgmt-cluster: Do not provision a mgmt cluster for cloud-native gitops operations in OSM (NEW in Release SIXTEEN) (by default, it is installed)"
+    echo -e "     --no-aux-cluster: Do not provision an auxiliary cluster for cloud-native gitops operations in OSM (NEW in Release SIXTEEN) (by default, it is installed)"
+    echo -e "     -D <devops path>:   use local devops installation path"
     echo -e "     -s <namespace>  namespace when installed using k8s, default is osm"
     echo -e "     -H <VCA host>   use specific juju host controller IP"
     echo -e "     -S <VCA secret> use VCA/juju secret key"
@@ -33,15 +39,13 @@ function usage(){
     echo -e "     -A <VCA apiproxy> use VCA/juju API proxy"
     echo -e "     --pla:          install the PLA module for placement support"
     echo -e "     --old-sa:       install old Service Assurance framework (MON, POL); do not install Airflow and Pushgateway"
-    echo -e "     --ng-sa:        install new Service Assurance framework (Airflow, AlertManager and Pushgateway)  (enabled by default)"
-    echo -e "     -o <ADDON>:     ONLY (un)installs one of the addons (k8s_monitor, ng-sa)"
-    echo -e "     -O <openrc file path/cloud name>: Install OSM to an OpenStack infrastructure. <openrc file/cloud name> is required. If a <cloud name> is used, the clouds.yaml file should be under ~/.config/openstack/ or /etc/openstack/"
-    echo -e "     -N <openstack public network name/ID>: Public network name required to setup OSM to OpenStack"
-    echo -e "     -f <path to SSH public key>: Public SSH key to use to deploy OSM to OpenStack"
-    echo -e "     -F <path to cloud-init file>: Cloud-Init userdata file to deploy OSM to OpenStack"
-    echo -e "     -D <devops path> use local devops installation path"
-    echo -e "     -w <work dir>   Location to store runtime installation"
-    echo -e "     -t <docker tag> specify osm docker tag (default is latest)"
+    echo -e "     --ng-sa:        install new Service Assurance framework (Airflow, AlertManager and Pushgateway) (enabled by default)"
+    echo -e "     -o <COMPONENT>: ONLY installs the specified component (k8s_monitor, ng-sa, k8scluster, docker, deploy-osm)"
+    echo -e "     -O <openrc file path/cloud name>: install OSM to an OpenStack infrastructure. <openrc file/cloud name> is required. If a <cloud name> is used, the clouds.yaml file should be under ~/.config/openstack/ or /etc/openstack/"
+    echo -e "     -N <openstack public network name/ID>: public network name required to setup OSM to OpenStack"
+    echo -e "     -f <path to SSH public key>: public SSH key to use to deploy OSM to OpenStack"
+    echo -e "     -F <path to cloud-init file>: cloud-init userdata file to deploy OSM to OpenStack"
+    echo -e "     -w <work dir>:   Location to store runtime installation"
     echo -e "     -l:             LXD cloud yaml file"
     echo -e "     -L:             LXD credentials yaml file"
     echo -e "     -K:             Specifies the name of the controller to use - The controller must be already bootstrapped"
@@ -199,7 +203,7 @@ function docker_login() {
 }
 
 #deploys osm pods and services
-function deploy_osm_services() {
+function deploy_osm_helm_chart() {
     [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
     # Generate helm values to be passed with -f osm-values.yaml
     sudo mkdir -p ${OSM_HELM_WORK_DIR}
@@ -213,7 +217,6 @@ EOF"
     # Generate helm values to be passed with --set
     OSM_HELM_OPTS=""
     # OSM_HELM_OPTS="${OSM_HELM_OPTS} --set nbi.useOsmSecret=false"
-    # OSM_HELM_OPTS="${OSM_HELM_OPTS} --set mysql.dbHostPath=${OSM_NAMESPACE_VOL}" # not needed as mysql is now bitnami helm chart
 
     OSM_HELM_OPTS="${OSM_HELM_OPTS} --set global.image.repositoryBase=${DOCKER_REGISTRY_URL}${DOCKER_USER}"
     [ ! "$OSM_DOCKER_TAG" == "testing-daily" ] && OSM_HELM_OPTS="${OSM_HELM_OPTS} --set-string global.image.tag=${OSM_DOCKER_TAG}"
@@ -223,6 +226,15 @@ EOF"
     OSM_HELM_OPTS="${OSM_HELM_OPTS} --set grafana.ingress.hosts={grafana.${OSM_DEFAULT_IP}.nip.io}"
     OSM_HELM_OPTS="${OSM_HELM_OPTS} --set prometheus.server.ingress.hosts={prometheus.${OSM_DEFAULT_IP}.nip.io}"
     # OSM_HELM_OPTS="${OSM_HELM_OPTS} --set prometheus.alertmanager.ingress.hosts={alertmanager.${OSM_DEFAULT_IP}.nip.io}"
+    if [ -z "${INSTALL_MGMT_CLUSTER}" ]; then
+        OSM_HELM_OPTS="${OSM_HELM_OPTS} --set global.gitops.enabled=false"
+    else
+        source "${HOME}/.osm/.credentials/gitea_environment.rc"
+        OSM_HELM_OPTS="${OSM_HELM_OPTS} --set global.gitops.gitBaseUrl=${GITEA_HTTP_URL}"
+        OSM_HELM_OPTS="${OSM_HELM_OPTS} --set global.gitops.gitUser=${GITEA_STD_USERNAME}"
+        AGE_MGMT_PUBKEY=$(tr -d '\n' < ${HOME}/.osm/.credentials/age.mgmt.pub)
+        OSM_HELM_OPTS="${OSM_HELM_OPTS} --set global.gitops.pubkey=${AGE_MGMT_PUBKEY}"
+    fi
 
     if [ -n "${INSTALL_JUJU}" ]; then
         OSM_HELM_OPTS="${OSM_HELM_OPTS} --set vca.enabled=true"
@@ -382,6 +394,7 @@ Do you want to proceed with the installation (Y/n)? " y && echo "Cancelled!" &&
 }
 
 function find_devops_folder() {
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
     if [ -z "$OSM_DEVOPS" ]; then
         if [ -n "$TEST_INSTALLER" ]; then
             echo -e "\nUsing local devops repo for OSM installation"
@@ -393,6 +406,69 @@ function find_devops_folder() {
             git clone https://osm.etsi.org/gerrit/osm/devops.git $OSM_DEVOPS
         fi
     fi
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
+}
+
+function install_lxd() {
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
+    LXD_INSTALL_OPTS="-D ${OSM_DEVOPS} -i ${OSM_DEFAULT_IF} ${DEBUG_INSTALL}"
+    [ -n "${OSM_BEHIND_PROXY}" ] && LXD_INSTALL_OPTS="${LXD_INSTALL_OPTS} -P"
+    $OSM_DEVOPS/installers/install_lxd.sh ${LXD_INSTALL_OPTS} || FATAL_TRACK lxd "install_lxd.sh failed"
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
+}
+
+function install_docker_ce() {
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
+    DOCKER_CE_OPTS="-D ${OSM_DEVOPS} ${DEBUG_INSTALL}"
+    [ -n "${DOCKER_PROXY_URL}" ] && DOCKER_CE_OPTS="${DOCKER_CE_OPTS} -p ${DOCKER_PROXY_URL}"
+    [ -n "${OSM_BEHIND_PROXY}" ] && DOCKER_CE_OPTS="${DOCKER_CE_OPTS} -P"
+    $OSM_DEVOPS/installers/install_docker_ce.sh ${DOCKER_CE_OPTS} || FATAL_TRACK docker_ce "install_docker_ce.sh failed"
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
+}
+
+function install_k8s_cluster() {
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
+    if [ "${K8S_CLUSTER_ENGINE}" == "kubeadm" ]; then
+        KUBEADM_INSTALL_OPTS="-d ${OSM_WORK_DIR} -D ${OSM_DEVOPS} ${DEBUG_INSTALL}"
+        $OSM_DEVOPS/installers/install_kubeadm_cluster.sh ${KUBEADM_INSTALL_OPTS} || \
+        FATAL_TRACK k8scluster "install_kubeadm_cluster.sh failed"
+        K8SCLUSTER_ADDONS_INSTALL_OPTS="-i ${OSM_DEFAULT_IP} -d ${OSM_WORK_DIR} -D ${OSM_DEVOPS} ${DEBUG_INSTALL} --all"
+        $OSM_DEVOPS/installers/install_cluster_addons.sh ${K8SCLUSTER_ADDONS_INSTALL_OPTS} || \
+        FATAL_TRACK k8scluster "install_cluster_addons.sh failed for kubeadm cluster"
+    elif [ "${K8S_CLUSTER_ENGINE}" == "k3s" ]; then
+        K3S_INSTALL_OPTS="-i ${OSM_DEFAULT_IP} -D ${OSM_DEVOPS} ${DEBUG_INSTALL}"
+        [ -n "${DOCKER_PROXY_URL}" ] && K3S_INSTALL_OPTS="${K3S_INSTALL_OPTS} -p ${DOCKER_PROXY_URL}"
+        [ -n "${DOCKER_REGISTRY_URL}" ] && K3S_INSTALL_OPTS="${K3S_INSTALL_OPTS} -d ${DOCKER_REGISTRY_URL}"
+        [ -n "${DOCKER_REGISTRY_USER}" ] && K3S_INSTALL_OPTS="${K3S_INSTALL_OPTS} -u ${DOCKER_REGISTRY_USER}"
+        [ -n "${DOCKER_REGISTRY_PASSWORD}" ] && K3S_INSTALL_OPTS="${K3S_INSTALL_OPTS} -P ${DOCKER_REGISTRY_PASSWORD}"
+        # The K3s installation script will automatically take the HTTP_PROXY, HTTPS_PROXY and NO_PROXY,
+        # as well as the CONTAINERD_HTTP_PROXY, CONTAINERD_HTTPS_PROXY and CONTAINERD_NO_PROXY variables
+        # from the shell, if they are present, and write them to the environment file of k3s systemd service,
+        $OSM_DEVOPS/installers/install_k3s_cluster.sh ${K3S_INSTALL_OPTS} || \
+        FATAL_TRACK k8scluster "install_k3s_cluster.sh failed"
+        K8SCLUSTER_ADDONS_INSTALL_OPTS="-i ${OSM_DEFAULT_IP} -d ${OSM_WORK_DIR} -D ${OSM_DEVOPS} ${DEBUG_INSTALL} --certmgr --nginx"
+        $OSM_DEVOPS/installers/install_cluster_addons.sh ${K8SCLUSTER_ADDONS_INSTALL_OPTS} || \
+        FATAL_TRACK k8scluster "install_cluster_addons.sh failed for k3s cluster"
+    fi
+    echo "Updating fsnotify settings of the system kernel"
+    sudo bash -c "sysctl -w fs.inotify.max_user_watches=699050 > /etc/sysctl.d/99-custom-osm-sysctl.conf"
+    sudo bash -c "sysctl -w fs.inotify.max_user_instances=10922 >> /etc/sysctl.d/99-custom-osm-sysctl.conf"
+    sudo bash -c "sysctl -w fs.inotify.max_queued_events=1398101 >> /etc/sysctl.d/99-custom-osm-sysctl.conf"
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
+}
+
+function deploy_osm() {
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function
+    deploy_mongodb
+    track deploy_osm deploy_mongodb_ok
+    deploy_osm_helm_chart
+    track deploy_osm deploy_osm_services_k8s_ok
+    if [ -n "$INSTALL_NGSA" ]; then
+        # optional NGSA install
+        install_osm_ngsa_service
+        track deploy_osm install_osm_ngsa_ok
+    fi
+    [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
 }
 
 function install_osm() {
@@ -430,11 +506,7 @@ function install_osm() {
     [ -n "$APT_PROXY_URL" ] && configure_apt_proxy $APT_PROXY_URL
 
     # if lxd is requested, we will install it
-    if [ -n "$INSTALL_LXD" ]; then
-        LXD_INSTALL_OPTS="-D ${OSM_DEVOPS} -i ${OSM_DEFAULT_IF} ${DEBUG_INSTALL}"
-        [ -n "${OSM_BEHIND_PROXY}" ] && LXD_INSTALL_OPTS="${LXD_INSTALL_OPTS} -P"
-        $OSM_DEVOPS/installers/install_lxd.sh ${LXD_INSTALL_OPTS} || FATAL_TRACK lxd "install_lxd.sh failed"
-    fi
+    [ -n "$INSTALL_LXD" ] && install_lxd
 
     track prereq prereqok_ok
 
@@ -442,28 +514,23 @@ function install_osm() {
         if [ "${K8S_CLUSTER_ENGINE}" == "kubeadm" ]; then
             echo "Kubeadm requires docker, so docker will be installed."
         fi
-        DOCKER_CE_OPTS="-D ${OSM_DEVOPS} ${DEBUG_INSTALL}"
-        [ -n "${DOCKER_PROXY_URL}" ] && DOCKER_CE_OPTS="${DOCKER_CE_OPTS} -p ${DOCKER_PROXY_URL}"
-        [ -n "${OSM_BEHIND_PROXY}" ] && DOCKER_CE_OPTS="${DOCKER_CE_OPTS} -P"
-        $OSM_DEVOPS/installers/install_docker_ce.sh ${DOCKER_CE_OPTS} || FATAL_TRACK docker_ce "install_docker_ce.sh failed"
+        install_docker_ce
+        [ -n "${DOCKER_REGISTRY_URL}" ] && docker_login
     fi
     track docker_ce docker_ce_ok
 
+    echo "Installing helm client ..."
     $OSM_DEVOPS/installers/install_helm_client.sh -D ${OSM_DEVOPS} ${DEBUG_INSTALL} || \
     FATAL_TRACK k8scluster "install_helm_client.sh failed"
     track helm_client install_helm_client_ok
 
-    if [ "${K8S_CLUSTER_ENGINE}" == "kubeadm" ]; then
-        KUBEADM_INSTALL_OPTS="-d ${OSM_WORK_DIR} -D ${OSM_DEVOPS} ${DEBUG_INSTALL}"
-        $OSM_DEVOPS/installers/install_kubeadm_cluster.sh ${KUBEADM_INSTALL_OPTS} || \
-        FATAL_TRACK k8scluster "install_kubeadm_cluster.sh failed"
-        K8SCLUSTER_ADDONS_INSTALL_OPTS="-i ${OSM_DEFAULT_IP} -d ${OSM_WORK_DIR} -D ${OSM_DEVOPS} ${DEBUG_INSTALL}"
-        $OSM_DEVOPS/installers/install_cluster_addons.sh ${K8SCLUSTER_ADDONS_INSTALL_OPTS} || \
-        FATAL_TRACK k8scluster "install_cluster_addons.sh failed"
-    fi
+    echo "Installing K8s cluster ..."
+    install_k8s_cluster
+    kubectl create namespace ${OSM_NAMESPACE}
     track k8scluster k8scluster_ok
 
     if [ -n "${INSTALL_JUJU}" ]; then
+        echo "Installing Juju ..."
         JUJU_OPTS="-D ${OSM_DEVOPS} -s ${OSM_NAMESPACE} -i ${OSM_DEFAULT_IP} ${DEBUG_INSTALL} ${INSTALL_CACHELXDIMAGES}"
         [ -n "${OSM_VCA_HOST}" ] && JUJU_OPTS="$JUJU_OPTS -H ${OSM_VCA_HOST}"
         [ -n "${LXD_CLOUD_FILE}" ] && JUJU_OPTS="$JUJU_OPTS -l ${LXD_CLOUD_FILE}"
@@ -475,25 +542,38 @@ function install_osm() {
     fi
     track juju juju_ok
 
-    # Deploy OSM services
+    # This track is maintained for backwards compatibility
     track docker_images docker_images_ok
 
-    deploy_mongodb
-    track deploy_osm deploy_mongodb_ok
-    deploy_osm_services
-    track deploy_osm deploy_osm_services_k8s_ok
+    # Install mgmt cluster
+    echo "Installing mgmt cluster ..."
+    MGMTCLUSTER_INSTALL_OPTS="-D ${OSM_DEVOPS} ${DEBUG_INSTALL}"
+    [ -n "${INSTALL_MGMT_CLUSTER}" ] || MGMTCLUSTER_INSTALL_OPTS="${MGMTCLUSTER_INSTALL_OPTS} --no-mgmt-cluster"
+    [ -n "${INSTALL_AUX_CLUSTER}" ] || MGMTCLUSTER_INSTALL_OPTS="${MGMTCLUSTER_INSTALL_OPTS} --no-aux-cluster"
+    export KUBECONFIG_MGMT_CLUSTER=${KUBECONFIG_MGMT_CLUSTER:-"$HOME/.kube/config"}
+    export KUBECONFIG_AUX_CLUSTER=${KUBECONFIG_AUX_CLUSTER:-"$HOME/.kube/config"}
+    MGMTCLUSTER_INSTALL_OPTS="${MGMTCLUSTER_INSTALL_OPTS} -M ${KUBECONFIG_MGMT_CLUSTER}"
+    MGMTCLUSTER_INSTALL_OPTS="${MGMTCLUSTER_INSTALL_OPTS} -G ${KUBECONFIG_AUX_CLUSTER}"
+    echo "Options: ${MGMTCLUSTER_INSTALL_OPTS}"
+    $OSM_DEVOPS/installers/mgmt-cluster/install_mgmt_cluster.sh ${MGMTCLUSTER_INSTALL_OPTS} || \
+    FATAL_TRACK mgmtcluster "install_mgmt_cluster.sh failed"
+    if [ -n "${INSTALL_MGMT_CLUSTER}" ]; then
+        echo "Credentials stored under ${HOME}/.osm/.credentials"
+        echo "Repos stored under ${HOME}/.osm/repos"
+    fi
+    track mgmtcluster mgmt_and_aux_cluster_ok
+
+    # Deploy OSM (mongodb, OSM helm chart, NGSA)
+    echo "Deploying OSM in the K8s cluster ..."
+    deploy_osm
+
     if [ -n "$INSTALL_K8S_MONITOR" ]; then
         # install OSM MONITORING
         install_k8s_monitoring
         track deploy_osm install_k8s_monitoring_ok
     fi
-    if [ -n "$INSTALL_NGSA" ]; then
-        # optional NGSA install
-        install_osm_ngsa_service
-        track deploy_osm install_osm_ngsa_ok
-    fi
 
-    [ -z "$INSTALL_NOHOSTCLIENT" ] && install_osmclient
+    [ -z "$INSTALL_NOHOSTCLIENT" ] && echo "Installing osmclient ..." && install_osmclient
     track osmclient osmclient_ok
 
     echo -e "Checking OSM health state..."
@@ -503,6 +583,7 @@ function install_osm() {
     track healthchecks osm_unhealthy didnotconverge)
     track healthchecks after_healthcheck_ok
 
+    echo -e "Adding local K8s cluster _system-osm-k8s to OSM ..."
     add_local_k8scluster
     track final_ops add_local_k8scluster_ok
 
@@ -511,7 +592,7 @@ function install_osm() {
         arrange_docker_default_network_policy
     fi
 
-    wget -q -O- https://osm-download.etsi.org/ftp/osm-15.0-fifteen/README2.txt &> /dev/null
+    wget -q -O- https://osm-download.etsi.org/ftp/osm-16.0-sixteen/README2.txt &> /dev/null
     track end
     sudo find /etc/osm
     [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function
@@ -601,10 +682,13 @@ function dump_vars(){
     echo "INSTALL_NGSA=$INSTALL_NGSA"
     echo "INSTALL_DOCKER=$INSTALL_DOCKER"
     echo "INSTALL_ONLY=$INSTALL_ONLY"
+    echo "INSTALL_ONLY_DEPLOY_OSM=$INSTALL_ONLY_DEPLOY_OSM"
+    echo "INSTALL_ONLY_DOCKER_CE=$INSTALL_ONLY_DOCKER_CE"
+    echo "INSTALL_ONLY_K8S_CLUSTER=$INSTALL_ONLY_K8S_CLUSTER"
+    echo "INSTALL_ONLY_NGSA=$INSTALL_ONLY_NGSA"
     echo "INSTALL_PLA=$INSTALL_PLA"
     echo "INSTALL_TO_OPENSTACK=$INSTALL_TO_OPENSTACK"
     echo "INSTALL_VIMEMU=$INSTALL_VIMEMU"
-    echo "NO_HOST_PORTS=$NO_HOST_PORTS"
     echo "OPENSTACK_PUBLIC_NET_NAME=$OPENSTACK_PUBLIC_NET_NAME"
     echo "OPENSTACK_OPENRC_FILE_OR_CLOUD=$OPENSTACK_OPENRC_FILE_OR_CLOUD"
     echo "OPENSTACK_ATTACH_VOLUME=$OPENSTACK_ATTACH_VOLUME"
@@ -655,7 +739,7 @@ INSTALL_LXD=""
 SHOWOPTS=""
 ASSUME_YES=""
 APT_PROXY_URL=""
-K8S_CLUSTER_ENGINE="kubeadm"
+K8S_CLUSTER_ENGINE="k3s"
 DEBUG_INSTALL=""
 RELEASE="testing-daily"
 REPOSITORY="testing"
@@ -674,10 +758,16 @@ OPENSTACK_USERDATA_FILE=""
 OPENSTACK_VM_NAME="server-osm"
 OPENSTACK_PYTHON_VENV="$HOME/.virtual-envs/osm"
 INSTALL_ONLY=""
+INSTALL_ONLY_DEPLOY_OSM=""
+INSTALL_ONLY_DOCKER_CE=""
+INSTALL_ONLY_K8S_CLUSTER=""
+INSTALL_ONLY_NGSA=""
 INSTALL_DOCKER=""
 INSTALL_JUJU=""
 INSTALL_NOHOSTCLIENT=""
 INSTALL_CACHELXDIMAGES=""
+INSTALL_AUX_CLUSTER="y"
+INSTALL_MGMT_CLUSTER="y"
 OSM_DEVOPS=
 OSM_VCA_HOST=
 OSM_VCA_SECRET=
@@ -685,7 +775,6 @@ OSM_VCA_PUBKEY=
 OSM_VCA_CLOUDNAME="localhost"
 OSM_VCA_K8S_CLOUDNAME="k8scloud"
 OSM_NAMESPACE=osm
-NO_HOST_PORTS=""
 REPOSITORY_KEY="OSM%20ETSI%20Release%20Key.gpg"
 REPOSITORY_BASE="https://osm-download.etsi.org/repository/osm/debian"
 OSM_WORK_DIR="/etc/osm"
@@ -713,7 +802,7 @@ DOCKER_PROXY_URL=
 MODULE_DOCKER_TAG=
 OSM_INSTALLATION_TYPE="Default"
 
-while getopts ":a:c:r:n:k:u:R:D:o:O:N:H:S:s:t:U:P:A:l:L:K:d:p:T:f:F:-: hy" o; do
+while getopts ":a:c:r:n:k:u:R:D:o:O:N:H:S:s:t:U:P:A:l:L:K:d:p:T:f:F:G:M:-: hy" o; do
     case "${o}" in
         a)
             APT_PROXY_URL=${OPTARG}
@@ -722,7 +811,6 @@ while getopts ":a:c:r:n:k:u:R:D:o:O:N:H:S:s:t:U:P:A:l:L:K:d:p:T:f:F:-: hy" o; do
             K8S_CLUSTER_ENGINE=${OPTARG}
             [ "${K8S_CLUSTER_ENGINE}" == "kubeadm" ] && continue
             [ "${K8S_CLUSTER_ENGINE}" == "k3s" ] && continue
-            [ "${K8S_CLUSTER_ENGINE}" == "microk8s" ] && continue
             echo -e "Invalid argument for -c : ' ${K8S_CLUSTER_ENGINE}'\n" >&2
             usage && exit 1
             ;;
@@ -748,7 +836,10 @@ while getopts ":a:c:r:n:k:u:R:D:o:O:N:H:S:s:t:U:P:A:l:L:K:d:p:T:f:F:-: hy" o; do
         o)
             INSTALL_ONLY="y"
             [ "${OPTARG}" == "k8s_monitor" ] && INSTALL_K8S_MONITOR="y" && continue
-            [ "${OPTARG}" == "ng-sa" ] && INSTALL_NGSA="y" && continue
+            [ "${OPTARG}" == "ng-sa" ] && INSTALL_ONLY_NGSA="y" && continue
+            [ "${OPTARG}" == "docker" ] && INSTALL_ONLY_DOCKER_CE="y" && continue
+            [ "${OPTARG}" == "k8scluster" ] && INSTALL_ONLY_K8S_CLUSTER="y" && continue
+            [ "${OPTARG}" == "deploy-osm" ] && INSTALL_ONLY_DEPLOY_OSM="y" && continue
             ;;
         O)
             INSTALL_TO_OPENSTACK="y"
@@ -808,10 +899,18 @@ while getopts ":a:c:r:n:k:u:R:D:o:O:N:H:S:s:t:U:P:A:l:L:K:d:p:T:f:F:-: hy" o; do
         T)
             MODULE_DOCKER_TAG="${OPTARG}"
             ;;
+        M)
+            KUBECONFIG_MGMT_CLUSTER="${OPTARG}"
+            ;;
+        G)
+            KUBECONFIG_AUX_CLUSTER="${OPTARG}"
+            ;;
         -)
             [ "${OPTARG}" == "help" ] && usage && exit 0
             [ "${OPTARG}" == "debug" ] && DEBUG_INSTALL="--debug" && continue
             [ "${OPTARG}" == "uninstall" ] && UNINSTALL="y" && continue
+            [ "${OPTARG}" == "no-mgmt-cluster" ] && INSTALL_MGMT_CLUSTER="" && continue
+            [ "${OPTARG}" == "no-aux-cluster" ] && INSTALL_AUX_CLUSTER="" && continue
             [ "${OPTARG}" == "update" ] && UPDATE="y" && continue
             [ "${OPTARG}" == "reconfigure" ] && RECONFIGURE="y" && continue
             [ "${OPTARG}" == "test" ] && TEST_INSTALLER="y" && continue
@@ -821,7 +920,6 @@ while getopts ":a:c:r:n:k:u:R:D:o:O:N:H:S:s:t:U:P:A:l:L:K:d:p:T:f:F:-: hy" o; do
             [ "${OPTARG}" == "docker" ] && INSTALL_DOCKER="y" && continue
             [ "${OPTARG}" == "nodocker" ] && INSTALL_DOCKER="" && continue
             [ "${OPTARG}" == "showopts" ] && SHOWOPTS="y" && continue
-            [ "${OPTARG}" == "nohostports" ] && NO_HOST_PORTS="y" && continue
             [ "${OPTARG}" == "juju" ] && INSTALL_JUJU="y" && continue
             [ "${OPTARG}" == "nojuju" ] && INSTALL_JUJU="" && continue
             [ "${OPTARG}" == "nohostclient" ] && INSTALL_NOHOSTCLIENT="y" && continue
@@ -888,7 +986,7 @@ fi
 # Installation starts here
 
 # Get README and create OSM_TRACK_INSTALLATION_ID
-wget -q -O- https://osm-download.etsi.org/ftp/osm-15.0-fifteen/README.txt &> /dev/null
+wget -q -O- https://osm-download.etsi.org/ftp/osm-16.0-sixteen/README.txt &> /dev/null
 export OSM_TRACK_INSTALLATION_ID="$(date +%s)-$(head /dev/urandom | tr -dc A-Za-z0-9 | head -c 16)"
 
 # Get OS info to be tracked
@@ -904,7 +1002,7 @@ if [ -n "$CHARMED" ]; then
     sudo snap install jq || FATAL "Could not install jq (snap package). Make sure that snap works"
     ${OSM_DEVOPS}/installers/charmed_install.sh --tag $OSM_DOCKER_TAG "$@" || \
     FATAL_TRACK charmed_install "charmed_install.sh failed"
-    wget -q -O- https://osm-download.etsi.org/ftp/osm-15.0-fifteen/README2.txt &> /dev/null
+    wget -q -O- https://osm-download.etsi.org/ftp/osm-16.0-sixteen/README2.txt &> /dev/null
     echo -e "\nDONE"
     exit 0
 elif [ -n "$INSTALL_TO_OPENSTACK" ]; then
@@ -915,9 +1013,14 @@ elif [ -n "$INSTALL_TO_OPENSTACK" ]; then
 else
     # Community_installer
     # Special cases go first
-    [ -n "$INSTALL_ONLY" ] && [ -n "$INSTALL_K8S_MONITOR" ] && install_k8s_monitoring
-    [ -n "$INSTALL_ONLY" ] && [ -n "$INSTALL_NGSA" ] && install_osm_ngsa_service
-    [ -n "$INSTALL_ONLY" ] && echo -e "\nDONE" && exit 0
+    if [ -n "$INSTALL_ONLY" ]; then
+        [ -n "$INSTALL_ONLY_DOCKER_CE" ] && install_docker_ce
+        [ -n "$INSTALL_ONLY_K8S_CLUSTER" ] && install_k8s_cluster
+        [ -n "$INSTALL_K8S_MONITOR" ] && install_k8s_monitoring
+        [ -n "$INSTALL_ONLY_DEPLOY_OSM" ] && deploy_osm
+        [ -n "$INSTALL_ONLY_NGSA" ] && install_osm_ngsa_service
+        echo -e "\nDONE" && exit 0
+    fi
     # This is where installation starts
     install_osm
     echo -e "\nDONE"