pagination of vcenter queries

src/preinstall.sh

@@ -1,6 +1,8 @@
 #!/bin/bash
 USER="vctp"
 GROUP="dtms"
+CONFIG_FILE="/etc/dtms/vctp.yml"
+DEFAULT_PORT=9443
 
 # Path to the custom sudoers file
 SUDOERS_FILE="/etc/sudoers.d/${USER}"
@@ -28,15 +30,35 @@ getent passwd "$USER" >/dev/null || useradd -r -g "$GROUP" -m -s /bin/bash -c "v
 # set group ownership on vctp data directory if not already done
 [ "$(stat -c "%G" /var/lib/vctp)" = "$GROUP" ] || chgrp -R "$GROUP" /var/lib/vctp
 
+# Resolve effective application port from existing config (if present).
+# Falls back to 9443 when the config file is missing/empty or bind_port is invalid.
+APP_PORT="$DEFAULT_PORT"
+if [ -s "$CONFIG_FILE" ]; then
+    CONFIGURED_PORT="$(awk '
+        /^[[:space:]]*#/ { next }
+        /^[[:space:]]*bind_port[[:space:]]*:/ {
+            line=$0
+            sub(/^[[:space:]]*bind_port[[:space:]]*:[[:space:]]*/, "", line)
+            sub(/[[:space:]]*#.*/, "", line)
+            gsub(/["'\''[:space:]]/, "", line)
+            if (line ~ /^[0-9]+$/) {
+                print line
+                exit
+            }
+        }
+    ' "$CONFIG_FILE")"
+
+    if [ -n "$CONFIGURED_PORT" ] && [ "$CONFIGURED_PORT" -ge 1 ] && [ "$CONFIGURED_PORT" -le 65535 ]; then
+        APP_PORT="$CONFIGURED_PORT"
+    fi
+fi
+
 # Check if firewalld is installed and active
 if command -v systemctl >/dev/null 2>&1 && systemctl is-enabled firewalld >/dev/null 2>&1 && systemctl is-active firewalld >/dev/null 2>&1; then
-    echo "Firewalld is enabled and running. Adding necessary ports..."
+    echo "Firewalld is enabled and running. Opening vCTP port ${APP_PORT}/tcp..."
 
-    # Open HTTPS port (443/tcp)
-    firewall-cmd --permanent --add-service=https >/dev/null 2>&1
-
-    # Open custom application port (9443/tcp)
-    firewall-cmd --permanent --add-port=9443/tcp >/dev/null 2>&1
+    # Open effective application port.
+    firewall-cmd --permanent --add-port="${APP_PORT}/tcp" >/dev/null 2>&1
 
     # Reload firewalld to apply changes
     firewall-cmd --reload >/dev/null 2>&1