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| 1 | +#!/usr/bin/env bash |
| 2 | +# |
| 3 | +# Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | +# you may not use this file except in compliance with the License. |
| 5 | +# You may obtain a copy of the License at |
| 6 | +# |
| 7 | +# http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | +# |
| 9 | +# Unless required by applicable law or agreed to in writing, software |
| 10 | +# distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | +# See the License for the specific language governing permissions and |
| 13 | +# limitations under the License. |
| 14 | + |
| 15 | +set -eu # Exit on error and undefined variables |
| 16 | + |
| 17 | +SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd ) |
| 18 | +source "${SCRIPT_DIR}/common.sh" |
| 19 | + |
| 20 | +: "${SUBSCRIPTION_NAME:=openshift-custom-metrics-autoscaler-operator}" |
| 21 | +: "${KEDA_NAMESPACE:=openshift-keda}" |
| 22 | +: "${KEDA_OPERATOR_POD_LABEL:=app=keda-operator}" |
| 23 | +: "${KEDA_METRICS_API_SERVER_POD_LABEL:=app=keda-metrics-apiserver}" |
| 24 | +: "${KEDA_WEBHOOK_POD_LABEL:=app=keda-admission-webhooks}" |
| 25 | + |
| 26 | +echo "Creating namespace openshift-keda..." |
| 27 | +cat <<EOF | oc apply -f - |
| 28 | +apiVersion: v1 |
| 29 | +kind: Namespace |
| 30 | +metadata: |
| 31 | + name: ${KEDA_NAMESPACE} |
| 32 | + labels: |
| 33 | + openshift.io/cluster-monitoring: "true" |
| 34 | +EOF |
| 35 | +echo "Namespace openshift-keda created/ensured." |
| 36 | +echo "---" |
| 37 | + |
| 38 | +echo "Creating OperatorGroup openshift-keda..." |
| 39 | +cat <<EOF | oc apply -f - |
| 40 | +apiVersion: operators.coreos.com/v1 |
| 41 | +kind: OperatorGroup |
| 42 | +metadata: |
| 43 | + name: openshift-keda |
| 44 | + namespace: ${KEDA_NAMESPACE} |
| 45 | +spec: |
| 46 | + targetNamespaces: |
| 47 | + - openshift-keda |
| 48 | + upgradeStrategy: Default |
| 49 | +EOF |
| 50 | +echo "OperatorGroup openshift-keda created/ensured." |
| 51 | +echo "---" |
| 52 | + |
| 53 | +echo "Creating Subscription for openshift-custom-metrics-autoscaler-operator..." |
| 54 | +cat <<EOF | oc apply -f - |
| 55 | +apiVersion: operators.coreos.com/v1alpha1 |
| 56 | +kind: Subscription |
| 57 | +metadata: |
| 58 | + labels: |
| 59 | + operators.coreos.com/${SUBSCRIPTION_NAME}.${KEDA_NAMESPACE}: "" |
| 60 | + name: ${SUBSCRIPTION_NAME} |
| 61 | + namespace: ${KEDA_NAMESPACE} |
| 62 | +spec: |
| 63 | + channel: stable |
| 64 | + installPlanApproval: Automatic |
| 65 | + name: ${SUBSCRIPTION_NAME} |
| 66 | + source: redhat-operators |
| 67 | + sourceNamespace: openshift-marketplace |
| 68 | +EOF |
| 69 | +echo "Subscription ${SUBSCRIPTION_NAME} created/ensured." |
| 70 | +echo "---" |
| 71 | + |
| 72 | +echo "Waiting for Custom Metrics Autoscaler Operator CSV to be ready..." |
| 73 | +CSV_NAME="" |
| 74 | +# Wait for the CSV to be installed and report success (typically up to 5-10 minutes for operator installs) |
| 75 | +for i in $(seq 1 120); do # Wait up to 10 minutes (120 * 5s = 600s) |
| 76 | + CSV_NAME=$(oc get subscriptions "$SUBSCRIPTION_NAME" -n "$KEDA_NAMESPACE" -o=jsonpath='{.status.installedCSV}' 2>/dev/null || true) |
| 77 | + if [ -n "$CSV_NAME" ]; then |
| 78 | + CSV_PHASE=$(oc get csv "$CSV_NAME" -n "$KEDA_NAMESPACE" -o=jsonpath='{.status.phase}' 2>/dev/null || true) |
| 79 | + if [ "$CSV_PHASE" == "Succeeded" ]; then |
| 80 | + echo "CSV $CSV_NAME is ready (Phase: $CSV_PHASE)." |
| 81 | + break |
| 82 | + else |
| 83 | + echo "CSV $CSV_NAME found, but not yet Succeeded (Phase: $CSV_PHASE). Waiting... (Attempt $i/120)" |
| 84 | + fi |
| 85 | + else |
| 86 | + echo "Waiting for CSV to be installed for subscription $SUBSCRIPTION_NAME... (Attempt $i/120)" |
| 87 | + fi |
| 88 | + sleep 5 |
| 89 | + CSV_NAME="" # Reset for next loop iteration if not found or not ready |
| 90 | +done |
| 91 | + |
| 92 | +if [ -z "$CSV_NAME" ]; then |
| 93 | + echo "ERROR: Could not find installed CSV for $SUBSCRIPTION_NAME in namespace $KEDA_NAMESPACE after waiting." |
| 94 | + echo "Status of subscription:" |
| 95 | + oc get subscription "$SUBSCRIPTION_NAME" -n "$KEDA_NAMESPACE" -o yaml |
| 96 | + exit 1 |
| 97 | +fi |
| 98 | + |
| 99 | +echo "Custom Metrics Autoscaler Operator is ready." |
| 100 | +echo "---" |
| 101 | + |
| 102 | +# 5. Apply KedaController Custom Resource |
| 103 | +echo "Applying KedaController custom resource..." |
| 104 | +cat <<EOF | oc apply -f - |
| 105 | +apiVersion: keda.sh/v1alpha1 |
| 106 | +kind: KedaController |
| 107 | +metadata: |
| 108 | + name: keda |
| 109 | + namespace: ${KEDA_NAMESPACE} |
| 110 | +spec: |
| 111 | + watchNamespace: "" # watch all namespaces |
| 112 | + operator: |
| 113 | + logLevel: info |
| 114 | + logEncoder: console |
| 115 | + metricsServer: |
| 116 | + logLevel: "0" |
| 117 | + admissionWebhooks: |
| 118 | + logLevel: info |
| 119 | + logEncoder: console |
| 120 | +EOF |
| 121 | +echo "KedaController custom resource applied." |
| 122 | +echo "---" |
| 123 | + |
| 124 | +# These components are deployed based on the KedaController CR. |
| 125 | +# It might take a moment for the operator to process the KedaController CR and create these deployments. |
| 126 | +echo "Allowing time for KEDA components to be provisioned by the operator ..." |
| 127 | +sleep 10 |
| 128 | + |
| 129 | +echo "Waiting for KEDA Operator pod (selector: \"$KEDA_OPERATOR_POD_LABEL\") to be ready in namespace $KEDA_NAMESPACE..." |
| 130 | +if ! wait_for_pod_ready "$KEDA_NAMESPACE" "$KEDA_OPERATOR_POD_LABEL" 120s; then |
| 131 | + echo "ERROR: KEDA Operator pod failed to become ready." |
| 132 | + exit 1 |
| 133 | +fi |
| 134 | +echo "KEDA Operator pod is ready." |
| 135 | + |
| 136 | +echo "Waiting for KEDA Metrics API Server pod (selector: \"$KEDA_METRICS_API_SERVER_POD_LABEL\") to be ready in namespace $KEDA_NAMESPACE..." |
| 137 | +if ! wait_for_pod_ready "$KEDA_NAMESPACE" "$KEDA_METRICS_API_SERVER_POD_LABEL" 120s; then |
| 138 | + echo "ERROR: KEDA Metrics API Server pod failed to become ready." |
| 139 | + exit 1 |
| 140 | +fi |
| 141 | +echo "KEDA Metrics API Server pod is ready." |
| 142 | + |
| 143 | +echo "Waiting for KEDA Webhook pod (selector: \"$KEDA_WEBHOOK_POD_LABEL\") to be ready in namespace $KEDA_NAMESPACE..." |
| 144 | +if ! wait_for_pod_ready "$KEDA_NAMESPACE" "$KEDA_WEBHOOK_POD_LABEL" 120s; then |
| 145 | + echo "ERROR: KEDA Webhook pod failed to become ready." |
| 146 | + exit 1 |
| 147 | +fi |
| 148 | +echo "KEDA Webhook pod is ready." |
| 149 | + |
| 150 | +echo "---" |
| 151 | +echo "✅ KEDA deployment script finished successfully." |
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