add script for moving to ibm-catalog (#384)

Author: Daniel-Fan

common/scripts/migrate-to-ibm-catalog.sh

@@ -0,0 +1,92 @@
+#!/bin/bash
+#
+# Copyright 2021 IBM Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# counter to keep track of installation steps
+STEP=0
+
+# script base directory
+BASE_DIR=$(dirname "$0")
+
+# ---------- Command functions ----------
+. ${BASE_DIR}/utils.sh
+
+function main() {
+    title "Moving to CatalogSource ibm-operator-catalog"
+    msg ""
+    check_preqreqs
+    switch_to_ibmcatalog
+}
+
+
+function check_preqreqs() {
+    title "[${STEP}] Checking prerequesites ..."
+    msg "-----------------------------------------------------------------------"
+
+    # checking oc command
+    if [[ -z "$(command -v oc 2> /dev/null)" ]]; then
+        error "oc command not available"
+    else
+        success "oc command available"
+    fi
+
+    # checking oc command logged in
+    user=$(oc whoami 2> /dev/null)
+    if [ $? -ne 0 ]; then
+        error "You must be logged into the OpenShift Cluster from the oc command line"
+    else
+        success "oc command logged in as ${user}"
+    fi
+
+    # checking ibm catalogsource is existing
+    catalog=$(oc -n openshift-marketplace get pod | grep ibm-operator-catalog 2> /dev/null)
+    if [$? -ne 0]; then
+        error "You must deploy CatalofSource ${catalog} first"
+    else
+        success "CatalogSource ${catalog} is deployed"
+    fi
+}
+
+function switch_to_ibmcatalog() {
+    STEP=$((STEP + 1 ))
+
+    title "[${STEP}] Switch to IBM Operator Catalog Source ..."
+    msg "-----------------------------------------------------------------------"
+
+    while read -r ns cssub; do
+        msg "Updating subscription ${cssub} in namespace ${ns} ..."
+        msg ""
+        
+        in_step=1
+        msg "[${in_step}] Removing the startingCSV ..."
+        oc patch sub ${cssub} -n ${ns} --type="json" -p '[{"op": "remove", "path":"/spec/startingCSV"}]' 2> /dev/null
+
+        in_step=$((in_step + 1))
+        msg "[${in_step}] Switch Channel from stable-v1 to v3 ..."
+        oc patch sub ${cssub} -n ${ns} --type="json" -p '[{"op": "replace", "path":"/spec/channel", "value":"v3"}]' 2> /dev/null
+
+        in_step=$((in_step + 1))
+        msg "[${in_step}] Switch CatalogSource from opencloud-operators to ibm-operator-catalog ..."
+        oc patch sub ${cssub} -n ${ns} --type="json" -p '[{"op": "replace", "path":"/spec/source", "value":"ibm-operator-catalog"}]' 2> /dev/null
+        msg "-----------------------------------------------------------------------"
+        msg ""
+    done < <(oc get sub --all-namespaces | grep ibm-common-service-operator | awk '{print $1" "$2}')
+    
+    success "Update all ibm-common-service-operator subscriptions successfully"
+}
+# --- Run ---
+
+main $*

common/scripts/utils.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+#
+# Copyright 2021 IBM Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+function msg() {
+    printf '%b\n' "$1"
+}
+
+function success() {
+    msg "\33[32m[✔] ${1}\33[0m"
+}
+
+function error() {
+    msg "\33[31m[✘] ${1}\33[0m"
+    exit 1
+}
+
+function title() {
+    msg "\33[34m# ${1}\33[0m"
+}