feat(node): adding all in one node support

resources/node/files/scripts/pre-stop-sentinel.sh

@@ -0,0 +1,36 @@
+#!/bin/sh
+
+vcli() {
+    valkey-cli -h 127.0.0.1 -p "${VALKEY_SENTINEL_PORT}" "sentinel" "$@"
+    return $?
+}
+
+getFailOverStatus() {
+    # Check if the failover is finished
+    local failoverStatus
+    primaryInfo=($(vcli get-primary-addr-by-name "mymaster"))
+    primaryHost=$(echo ${primaryInfo} | awk -F ' ' '{print $1}')
+    currentHost=$(hostname -f)
+    if [[ "${primaryHost}" != "${currentHost}" ]] then
+        echo "Failover finished"
+        return 0
+    else
+        echo "Failover in progress"
+        return 1
+    fi
+}
+
+tmout=120
+while getFailOverStatus; do
+    echo "I'm the primary pod and you are stopping me. Starting sentinel failover"
+    echo "Waiting for failover to finish..."
+
+    sleep 1
+    tmout=$((tmout - 1))
+    if [ "${tmout}" -le 0 ]; then
+        echo "Failover timed out"
+        exit 1
+    fi
+done
+echo "Primary has been successfuly failed over to a different pod."
+exit 0