Get ex2 running

examples/check.sh

@@ -1,2 +1,33 @@
 #!/bin/bash
-sudo bpftool prog -d load $1 /sys/fs/bpf/tmp && sudo rm -f /sys/fs/bpf/tmp
+
+PIN_PATH="/sys/fs/bpf/bpf_prog"
+FILE="$2"
+case "$1" in
+    check)
+        echo "[*] Checking $FILE"
+        echo $(sudo bpftool prog load -d "$FILE" "$PIN_PATH")
+        sudo rm -f "$PIN_PATH"
+        echo "[+] Verification succeeded"
+        ;;
+    run)
+        echo "[*] Loading and running $FILE"
+        sudo bpftool prog load "$FILE" "$PIN_PATH" autoattach
+        echo "[+] Program loaded. Press Ctrl+C to stop"
+        sudo cat /sys/kernel/debug/tracing/trace_pipe
+        sudo rm -f "$PIN_PATH"
+        echo "[+] Stopped"
+        ;;
+    stop)
+        echo "[*] Stopping program"
+        sudo rm -f "$PIN_PATH"
+        echo "[+] Stopped"
+        ;;
+    *)
+        echo "Usage: $0 <check|run|stop> <file.o>"
+        echo "Examples:"
+        echo "  $0 check program.bpf.o"
+        echo "  $0 run program.bpf.o"
+        echo "  $0 stop"
+        exit 1
+        ;;
+esac