Add TEST_SW_RAID option

This can config software RAID for worker nodes.

Signed-off-by: Hu Shuai <[email protected]>

common.sh

@@ -388,3 +388,6 @@ export DISTRO="${ID}${VERSION_ID%.*}"
 if [[ $DISTRO == "almalinux8" || $DISTRO == "rocky8" ]]; then
     ALMA_PYTHON_OVERRIDE="-e ansible_python_interpreter=/usr/libexec/platform-python"
 fi
+
+# Defaults the variable to disable testing software RAID
+export TEST_SW_RAID=${TEST_SW_RAID:-false}

config_example.sh

@@ -627,3 +627,7 @@ set -x
 # cpu and ip stack.
 # This config variable is used only by the agent based installer and is required.
 # export AGENT_E2E_TEST_SCENARIO=HA_IPV4
+
+# TEST_SW_RAID -
+# Enable testing of software RAID
+# export TEST_SW_RAID=true

utils.sh

@@ -108,6 +108,17 @@ function create_cluster() {
     mkdir -p ${assets_dir}/openshift
     generate_assets
 
+    if [[ "$TEST_SW_RAID" == "true" ]] && [[ "$NUM_WORKERS" -gt 0 ]]; then
+        for n in $(seq "$NUM_MASTERS" $(expr "$NUM_WORKERS" + "$NUM_MASTERS" - 1));
+        do
+        sed -i "/status/i \\
+  raid: \n\
+    softwareRAIDVolumes: \n\
+    - level: \"1\" \
+"  ${assets_dir}/openshift/99_openshift-cluster-api_hosts-$n.yaml
+        done
+    fi
+
     if [ -z "${NTP_SERVERS}" ];
     then
       export NTP_SERVERS="$PROVISIONING_HOST_EXTERNAL_IP"