Merge pull request 'refs #2646 check and wait por opensearch plugin security and for green or yellow cluster of opensearch' (#5) from check-plugin-security into main

Reviewed-on: #5

debian/oglog.postinst

@@ -291,7 +291,55 @@ restart_services() {
     systemctl restart prometheus
     systemctl restart systemd-journal-remote
 }
+wait_for_opensearch_cluster() {
+    local MAX_WAIT=120
+    local WAIT_INTERVAL=2
+    local ELAPSED=0
+    local HEALTH_URL="https://${OGLOG_SERVER}:9200/_cluster/health?wait_for_status=yellow&timeout=1s"
 
+    echo "Waiting for OpenSearch cluster to reach yellow or green status..."
+    while [ $ELAPSED -lt $MAX_WAIT ]; do
+        RESPONSE=$(curl --insecure -s --user "admin:$OPENSEARCH_INITIAL_ADMIN_PASSWORD" "$HEALTH_URL")
+        if echo "$RESPONSE" | jq -e . >/dev/null 2>&1; then
+            STATUS=$(echo "$RESPONSE" | jq -r '.status')
+            if [[ "$STATUS" == "yellow" || "$STATUS" == "green" ]]; then
+                echo "Cluster status is $STATUS. Proceeding."
+                return 0
+            fi
+        else
+            echo "OpenSearch Security not initialized or invalid response: $RESPONSE"
+        fi
+        sleep $WAIT_INTERVAL
+        ELAPSED=$((ELAPSED + WAIT_INTERVAL))
+    done
+    echo "Failed to reach yellow or green status for OpenSearch cluster after $MAX_WAIT seconds."
+    return 1
+}
+
+wait_for_opensearch_plugin() {
+    local MAX_WAIT=120
+    local WAIT_INTERVAL=2
+    local ELAPSED=0
+    local PLUGIN_URL="https://${OGLOG_SERVER}:9200/_plugins/_security/health"
+
+    echo "Waiting for OpenSearch security plugin to be UP..."
+    while [ $ELAPSED -lt $MAX_WAIT ]; do
+        RESPONSE=$(curl --insecure -s --user "admin:$OPENSEARCH_INITIAL_ADMIN_PASSWORD" "$PLUGIN_URL")
+        if echo "$RESPONSE" | jq -e . >/dev/null 2>&1; then
+            STATUS=$(curl --insecure -s --user "admin:$OPENSEARCH_INITIAL_ADMIN_PASSWORD" "$PLUGIN_URL" | jq -r '.status')
+            if [[ "$STATUS" == "UP" ]]; then
+                echo "Security plugin status is UP. Proceeding."
+                return 0
+            fi
+        else
+            echo "OpenSearch Security not initialized or invalid response: $RESPONSE"
+        fi
+        sleep $WAIT_INTERVAL
+        ELAPSED=$((ELAPSED + WAIT_INTERVAL))
+    done
+    echo "Failed to reach UP status for OpenSearch security plugin after $MAX_WAIT seconds."
+    return 1
+}
 case $1 in
     configure)
         PREV_VERSION="$2"
@@ -318,6 +366,8 @@ case $1 in
             configure_prometheus
             restart_services
             sleep 5
+            wait_for_opensearch_cluster
+            wait_for_opensearch_plugin
             echo "Creating OpenSearch index patterns and initial index..."
             create_opensearch_index 
         else