feat: add various infrastructure and service diagnostic scripts

scripts/verify_npm_live.py

@@ -0,0 +1,58 @@
+import ssl
+import socket
+import sys
+
+sys.stdout.reconfigure(encoding='utf-8')
+
+active_hosts = [
+    'pihole1.snarfnet.net',
+    'pihole2.snarfnet.net',
+    'dns1.snarfnet.net',
+    'dns2.snarfnet.net',
+]
+
+removed_hosts = [
+    'pihole.snarfnet.net',
+    'pihole3.snarfnet.net',
+    'technitium.snarfnet.net',
+]
+
+npm_vip = '140.44.4.70'
+
+ctx = ssl.create_default_context()
+ctx.check_hostname = False
+ctx.verify_mode = ssl.CERT_NONE
+
+print(f"=== Active Endpoints via NPM VIP ({npm_vip}:443) ===")
+for host in active_hosts:
+    path = '/admin/' if 'pihole' in host else '/'
+    try:
+        sock = socket.create_connection((npm_vip, 443), timeout=5)
+        ssock = ctx.wrap_socket(sock, server_hostname=host)
+        req = f"GET {path} HTTP/1.1\r\nHost: {host}\r\nUser-Agent: Mozilla/5.0\r\nConnection: close\r\n\r\n"
+        ssock.sendall(req.encode('utf-8'))
+        resp = ssock.recv(4096).decode('utf-8', errors='replace')
+        ssock.close()
+        
+        status_line = resp.splitlines()[0] if resp else "No response"
+        loc = [l for l in resp.splitlines() if 'location:' in l.lower()]
+        loc_str = loc[0][:75] + "..." if loc else ""
+        print(f"  ✓ {host:25} -> {status_line:15} {loc_str}")
+    except Exception as e:
+        print(f"  ✗ {host:25} -> ERROR: {e}")
+
+print(f"\n=== Removed Endpoints via NPM VIP ({npm_vip}:443) ===")
+for host in removed_hosts:
+    path = '/admin/' if 'pihole' in host else '/'
+    try:
+        sock = socket.create_connection((npm_vip, 443), timeout=5)
+        ssock = ctx.wrap_socket(sock, server_hostname=host)
+        req = f"GET {path} HTTP/1.1\r\nHost: {host}\r\nUser-Agent: Mozilla/5.0\r\nConnection: close\r\n\r\n"
+        ssock.sendall(req.encode('utf-8'))
+        resp = ssock.recv(4096).decode('utf-8', errors='replace')
+        ssock.close()
+        
+        status_line = resp.splitlines()[0] if resp else "No response"
+        print(f"  - {host:25} -> {status_line:15} (Default host/unrouted)")
+    except Exception as e:
+        print(f"  - {host:25} -> {e}")