Init

rustdesk-monitor-root

@@ -0,0 +1,38 @@
+#!/bin/bash
+set -euo pipefail
+
+HBBR="hbbr"
+
+PID="$(docker inspect -f '{{.State.Pid}}' "$HBBR")"
+
+if [ -z "$PID" ] || [ "$PID" = "0" ]; then
+    echo "hbbr container is not running" >&2
+    exit 1
+fi
+
+get_connections() {
+    nsenter -t "$PID" -n ss -H -tn state established '( sport = :21117 )'
+}
+
+case "${1:-}" in
+    connections)
+        get_connections | wc -l
+        ;;
+
+    sessions)
+        count="$(get_connections | wc -l)"
+        echo $((count / 2))
+        ;;
+
+    relay_ips)
+        get_connections |
+            awk '{print $4}' |
+            sed -E 's/^\[::ffff:([^]]+)\]:[0-9]+$/\1/' |
+            sort -u
+        ;;
+
+    *)
+        echo "Usage: $0 {connections|sessions|relay_ips}" >&2
+        exit 2
+        ;;
+esac