X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=installers%2Finstall_kubeadm_cluster.sh;h=70f6d9daf7c6b764c0d954891b536198333ae457;hb=HEAD;hp=cb0b22dea07133efebeabd4e7291e699f5fbf46a;hpb=41f5ce501984dcb38c25822f26d4c329d0983308;p=osm%2Fdevops.git diff --git a/installers/install_kubeadm_cluster.sh b/installers/install_kubeadm_cluster.sh index cb0b22de..f0171d0d 100755 --- a/installers/install_kubeadm_cluster.sh +++ b/installers/install_kubeadm_cluster.sh @@ -108,180 +108,7 @@ function check_and_track_k8s_ready_before_helm() { [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function } -function install_k8s_storageclass() { - [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function - # Openebs versions can be found here: https://github.com/openebs/openebs/releases - OPENEBS_VERSION="3.7.0" - echo "Installing OpenEBS" - helm repo add openebs https://openebs.github.io/charts - helm repo update - helm install --create-namespace --namespace openebs openebs openebs/openebs --version ${OPENEBS_VERSION} - helm ls -n openebs - local storageclass_timeout=400 - local counter=0 - local storageclass_ready="" - echo "Waiting for storageclass" - while (( counter < storageclass_timeout )) - do - kubectl get storageclass openebs-hostpath &> /dev/null - - if [ $? -eq 0 ] ; then - echo "Storageclass available" - storageclass_ready="y" - break - else - counter=$((counter + 15)) - sleep 15 - fi - done - [ -n "$storageclass_ready" ] || FATAL_TRACK k8scluster "Storageclass not ready after $storageclass_timeout seconds. Cannot install openebs" - kubectl patch storageclass openebs-hostpath -p '{"metadata": {"annotations":{"storageclass.kubernetes.io/is-default-class":"true"}}}' - [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function -} - -#installs metallb from helm -function install_helm_metallb() { - [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function - echo "Installing MetalLB" - METALLB_VERSION="0.13.10" - helm repo add metallb https://metallb.github.io/metallb - helm repo update - helm install --create-namespace --namespace metallb-system metallb metallb/metallb --version ${METALLB_VERSION} - [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function -} - -function configure_ipaddresspool_metallb() { - [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function - echo "Creating IP address pool manifest: ${OSM_CLUSTER_WORK_DIR}/metallb-ipaddrpool.yaml" - METALLB_IP_RANGE="$DEFAULT_IP/32" - echo "apiVersion: metallb.io/v1beta1 -kind: IPAddressPool -metadata: - name: first-pool - namespace: metallb-system -spec: - addresses: - - ${METALLB_IP_RANGE}" | sudo tee -a ${OSM_CLUSTER_WORK_DIR}/metallb-ipaddrpool.yaml - echo "Applying IP address pool manifest: kubectl apply -f ${OSM_CLUSTER_WORK_DIR}/metallb-ipaddrpool.yaml" - kubectl apply -f ${OSM_CLUSTER_WORK_DIR}/metallb-ipaddrpool.yaml || FATAL_TRACK k8scluster "Cannot create IP address Pool in MetalLB" - [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function -} - -#installs cert-manager -function install_helm_certmanager() { - [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function - echo "Installing cert-manager" - CERTMANAGER_VERSION="v1.9.1" - helm repo add jetstack https://charts.jetstack.io - helm repo update - helm install cert-manager --create-namespace --namespace cert-manager jetstack/cert-manager \ - --version ${CERTMANAGER_VERSION} --set installCRDs=true --set prometheus.enabled=false \ - --set clusterResourceNamespace=osm \ - --set extraArgs="{--enable-certificate-owner-ref=true}" - [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function -} - -#checks openebs and metallb readiness -function check_for_readiness() { - [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function - # Default input values - sampling_period=2 # seconds - time_for_readiness=20 # seconds ready - time_for_failure=200 # seconds broken - OPENEBS_NAMESPACE=openebs - METALLB_NAMESPACE=metallb-system - CERTMANAGER_NAMESPACE=cert-manager - # STACK_NAME=osm # By default, "osm" - - # Equivalent number of samples - oks_threshold=$((time_for_readiness/${sampling_period})) # No. ok samples to declare the system ready - failures_threshold=$((time_for_failure/${sampling_period})) # No. nok samples to declare the system broken - failures_in_a_row=0 - oks_in_a_row=0 - - #################################################################################### - # Loop to check system readiness - #################################################################################### - while [[ (${failures_in_a_row} -lt ${failures_threshold}) && (${oks_in_a_row} -lt ${oks_threshold}) ]] - do - # State of OpenEBS - OPENEBS_STATE=$(kubectl get pod -n ${OPENEBS_NAMESPACE} --no-headers 2>&1) - OPENEBS_READY=$(echo "${OPENEBS_STATE}" | awk '$2=="1/1" || $2=="2/2" {printf ("%s\t%s\t\n", $1, $2)}') - OPENEBS_NOT_READY=$(echo "${OPENEBS_STATE}" | awk '$2!="1/1" && $2!="2/2" {printf ("%s\t%s\t\n", $1, $2)}') - COUNT_OPENEBS_READY=$(echo "${OPENEBS_READY}"| grep -v -e '^$' | wc -l) - COUNT_OPENEBS_NOT_READY=$(echo "${OPENEBS_NOT_READY}" | grep -v -e '^$' | wc -l) - - # State of MetalLB - METALLB_STATE=$(kubectl get pod -n ${METALLB_NAMESPACE} --no-headers 2>&1) - METALLB_READY=$(echo "${METALLB_STATE}" | awk '$2=="1/1" || $2=="4/4" {printf ("%s\t%s\t\n", $1, $2)}') - METALLB_NOT_READY=$(echo "${METALLB_STATE}" | awk '$2!="1/1" && $2!="4/4" {printf ("%s\t%s\t\n", $1, $2)}') - COUNT_METALLB_READY=$(echo "${METALLB_READY}" | grep -v -e '^$' | wc -l) - COUNT_METALLB_NOT_READY=$(echo "${METALLB_NOT_READY}" | grep -v -e '^$' | wc -l) - - # State of CertManager - CERTMANAGER_STATE=$(kubectl get pod -n ${CERTMANAGER_NAMESPACE} --no-headers 2>&1) - CERTMANAGER_READY=$(echo "${CERTMANAGER_STATE}" | awk '$2=="1/1" || $2=="2/2" {printf ("%s\t%s\t\n", $1, $2)}') - CERTMANAGER_NOT_READY=$(echo "${CERTMANAGER_STATE}" | awk '$2!="1/1" && $2!="2/2" {printf ("%s\t%s\t\n", $1, $2)}') - COUNT_CERTMANAGER_READY=$(echo "${CERTMANAGER_READY}" | grep -v -e '^$' | wc -l) - COUNT_CERTMANAGER_NOT_READY=$(echo "${CERTMANAGER_NOT_READY}" | grep -v -e '^$' | wc -l) - - # OK sample - if [[ $((${COUNT_OPENEBS_NOT_READY}+${COUNT_METALLB_NOT_READY})) -eq 0 ]] - then - ((++oks_in_a_row)) - failures_in_a_row=0 - echo -ne ===\> Successful checks: "${oks_in_a_row}"/${oks_threshold}\\r - # NOK sample - else - ((++failures_in_a_row)) - oks_in_a_row=0 - echo - echo Bootstraping... "${failures_in_a_row}" checks of ${failures_threshold} - - # Reports failed pods in OpenEBS - if [[ "${COUNT_OPENEBS_NOT_READY}" -ne 0 ]] - then - echo "OpenEBS: Waiting for ${COUNT_OPENEBS_NOT_READY} of $((${COUNT_OPENEBS_NOT_READY}+${COUNT_OPENEBS_READY})) pods to be ready:" - echo "${OPENEBS_NOT_READY}" - echo - fi - - # Reports failed pods in MetalLB - if [[ "${COUNT_METALLB_NOT_READY}" -ne 0 ]] - then - echo "MetalLB: Waiting for ${COUNT_METALLB_NOT_READY} of $((${COUNT_METALLB_NOT_READY}+${COUNT_METALLB_READY})) pods to be ready:" - echo "${METALLB_NOT_READY}" - echo - fi - - # Reports failed pods in CertManager - if [[ "${COUNT_CERTMANAGER_NOT_READY}" -ne 0 ]] - then - echo "CertManager: Waiting for ${COUNT_CERTMANAGER_NOT_READY} of $((${COUNT_CERTMANAGER_NOT_READY}+${COUNT_CERTMANAGER_READY})) pods to be ready:" - echo "${CERTMANAGER_NOT_READY}" - echo - fi - fi - - #------------ NEXT SAMPLE - sleep ${sampling_period} - done - - #################################################################################### - # OUTCOME - #################################################################################### - if [[ (${failures_in_a_row} -ge ${failures_threshold}) ]] - then - echo - FATAL_TRACK k8scluster "K8S CLUSTER IS BROKEN" - else - echo - echo "K8S CLUSTER IS READY" - fi - [ -z "${DEBUG_INSTALL}" ] || DEBUG end of function -} - -#removes osm deployments and services +# removes osm deployments and services function remove_k8s_namespace() { [ -z "${DEBUG_INSTALL}" ] || DEBUG beginning of function echo "Deleting existing namespace $1: kubectl delete ns $1"