feat(pillar-4): complete dual-npm keepalived HA cluster on VIP 140.44.4.70

scripts/deploy_dual_npm.py

@@ -0,0 +1,60 @@
+import paramiko
+import time
+import urllib.request
+import ssl
+
+ctx = ssl.create_default_context()
+ctx.check_hostname = False
+ctx.verify_mode = ssl.CERT_NONE
+
+def main():
+    ssh = paramiko.SSHClient()
+    ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
+    ssh.connect('140.44.4.71', username='snarf', key_filename=r'C:\Users\Snarf\.ssh\id_ed25519_snarfnet', timeout=10)
+
+    print("=== STEP 1: Updating nginx-proxy-manager_app to Dual-Node Swarm Placement ===")
+    cmd = (
+        "sudo docker service update "
+        "--constraint-rm 'node.hostname == snshpd4lnxswm04' "
+        "--constraint-add 'node.labels.npm == true' "
+        "--replicas 2 "
+        "--update-order start-first "
+        "nginx-proxy-manager_app"
+    )
+    stdin, stdout, stderr = ssh.exec_command(cmd)
+    print("Service update output:\n", stdout.read().decode())
+    print("Service update stderr:\n", stderr.read().decode())
+
+    print("=== STEP 2: Waiting for tasks to stabilize ===")
+    time.sleep(10)
+    
+    stdin, stdout, stderr = ssh.exec_command("sudo docker service ps nginx-proxy-manager_app --no-trunc")
+    print("Tasks:\n", stdout.read().decode())
+
+    ssh.close()
+
+    print("=== STEP 3: Verifying HTTP / HTTPS endpoints ===")
+    for ip in ['140.44.4.70', '140.44.4.71', '140.44.4.72']:
+        # Port 80
+        try:
+            req = urllib.request.Request(f"http://{ip}", headers={"Host": "test.snarfnet.net"})
+            with urllib.request.urlopen(req, timeout=4) as r:
+                print(f"[{ip}:80] HTTP {r.status}")
+        except urllib.error.HTTPError as e:
+            print(f"[{ip}:80] HTTP {e.code} (NPM responding)")
+        except Exception as e:
+            print(f"[{ip}:80] Error: {e}")
+
+        # Port 81 (Admin UI)
+        try:
+            req = urllib.request.Request(f"http://{ip}:81")
+            with urllib.request.urlopen(req, timeout=4) as r:
+                print(f"[{ip}:81] HTTP {r.status} (Admin UI responding)")
+        except urllib.error.HTTPError as e:
+            print(f"[{ip}:81] HTTP {e.code}")
+        except Exception as e:
+            print(f"[{ip}:81] Error: {e}")
+
+if __name__ == '__main__':
+    main()
+