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

scripts/update_keepalived_healthcheck.py

@@ -0,0 +1,49 @@
+import sys
+import paramiko
+
+sys.stdout.reconfigure(encoding='utf-8')
+
+NODES = [
+    ("swm01", "140.44.4.71"),
+    ("swm02", "140.44.4.72"),
+    ("swm03", "140.44.4.73"),
+    ("swm04", "140.44.4.74"),
+    ("swm05", "140.44.4.75"),
+]
+
+SCRIPT_CONTENT = """#!/bin/bash
+# Check docker daemon health
+systemctl is-active --quiet docker || exit 1
+
+# If NPM container is running on this node, verify HTTP responsiveness
+if docker ps --format '{{.Names}}' 2>/dev/null | grep -q "nginx-proxy-manager_app"; then
+    curl -sf -m 2 http://127.0.0.1:80 >/dev/null 2>&1 || curl -sf -m 2 http://127.0.0.1:81 >/dev/null 2>&1 || exit 1
+fi
+
+exit 0
+"""
+
+def main():
+    for name, ip in NODES:
+        print(f"=== Updating {name} ({ip}) ===")
+        ssh = paramiko.SSHClient()
+        ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
+        ssh.connect(ip, username='snarf', key_filename=r'C:\Users\Snarf\.ssh\id_ed25519_snarfnet', timeout=10)
+        
+        # Write to temp file then sudo mv
+        sftp = ssh.open_sftp()
+        with sftp.open('/tmp/check_docker.sh', 'w') as f:
+            f.write(SCRIPT_CONTENT.replace('\r\n', '\n'))
+        sftp.close()
+        
+        cmd = "sudo mv /tmp/check_docker.sh /etc/keepalived/scripts/check_docker.sh && sudo chmod +x /etc/keepalived/scripts/check_docker.sh && sudo /etc/keepalived/scripts/check_docker.sh && echo 'TEST: OK'"
+        stdin, stdout, stderr = ssh.exec_command(cmd)
+        print(stdout.read().decode().strip())
+        err = stderr.read().decode().strip()
+        if err:
+            print("ERR:", err)
+            
+        ssh.close()
+
+if __name__ == '__main__':
+    main()