Improve systemd service setup to aggressively kill manual processes

Updates `setup_systemd_services.sh` to forcefully stop existing systemd services, kill all manual Python processes owned by the `ids` user, and verify that port 8000 is free before starting the services.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 7a657272-55ba-4a79-9a2e-f1ed9bc7a528
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Event-Id: ae567421-923d-4371-a127-7bdeca91b824
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/449cf7c4-c97a-45ae-8234-e5c5b8d6a84f/7a657272-55ba-4a79-9a2e-f1ed9bc7a528/VDRknFA

.replit

@@ -14,6 +14,10 @@ run = ["npm", "run", "start"]
 localPort = 5000
 externalPort = 80
 
+[[ports]]
+localPort = 34783
+externalPort = 3001
+
 [[ports]]
 localPort = 41303
 externalPort = 3002

attached_assets/Pasted--Found-existing-installation-joblib-1-5-2-Uninstalling-joblib-1-5-2-Successfully-unin-1763805718013_1763805718013.txt

@@ -0,0 +1,179 @@
+    Found existing installation: joblib 1.5.2
+    Uninstalling joblib-1.5.2:
+      Successfully uninstalled joblib-1.5.2
+Successfully installed joblib-1.3.2
+✅ Dipendenze Python installate
+ Impostazione permessi...
+
+ Verifica installazione:
+✅ FastAPI: 0.104.1
+✅ Uvicorn: 0.24.0
+✅ Scikit-learn: 1.3.2
+✅ Pandas: 2.1.3
+✅ HTTPX: 0.25.1
+✅ Joblib: 1.3.2
+
+╔═══════════════════════════════════════════════╗
+║   ✅ DIPENDENZE PYTHON INSTALLATE             ║
+╚═══════════════════════════════════════════════╝
+
+ NOTA:
+   Il virtual environment è in: /opt/ids/python_ml/venv
+   I systemd services useranno automaticamente questo venv
+
+[root@ids ids]# sudo systemctl restart ids-ml-backend
+[root@ids ids]# sudo systemctl status ids-ml-backend
+● ids-ml-backend.service - IDS ML Backend (FastAPI)
+     Loaded: loaded (/etc/systemd/system/ids-ml-backend.service; enabled; preset: disabled)
+     Active: activating (auto-restart) (Result: exit-code) since Sat 2025-11-22 11:00:28 CET; 5s ago
+    Process: 16204 ExecStart=/opt/ids/python_ml/venv/bin/python3 main.py (code=exited, status=1/FAILURE)
+   Main PID: 16204 (code=exited, status=1/FAILURE)
+        CPU: 3.933s
+[root@ids ids]# sudo systemctl status ids-ml-backend
+● ids-ml-backend.service - IDS ML Backend (FastAPI)
+     Loaded: loaded (/etc/systemd/system/ids-ml-backend.service; enabled; preset: disabled)
+     Active: activating (auto-restart) (Result: exit-code) since Sat 2025-11-22 11:00:28 CET; 7s ago
+    Process: 16204 ExecStart=/opt/ids/python_ml/venv/bin/python3 main.py (code=exited, status=1/FAILURE)
+   Main PID: 16204 (code=exited, status=1/FAILURE)
+        CPU: 3.933s
+[root@ids ids]# tail -30 /var/log/ids/ml_backend.log
+    from fastapi import FastAPI, HTTPException, BackgroundTasks, Security, Header
+ModuleNotFoundError: No module named 'fastapi'
+Traceback (most recent call last):
+  File "/opt/ids/python_ml/main.py", line 12, in <module>
+    import pandas as pd
+ModuleNotFoundError: No module named 'pandas'
+Traceback (most recent call last):
+  File "/opt/ids/python_ml/main.py", line 20, in <module>
+    from ml_analyzer import MLAnalyzer
+  File "/opt/ids/python_ml/ml_analyzer.py", line 8, in <module>
+    from sklearn.ensemble import IsolationForest
+ModuleNotFoundError: No module named 'sklearn'
+INFO:     Started server process [16144]
+INFO:     Waiting for application startup.
+INFO:     Application startup complete.
+ERROR:    [Errno 98] error while attempting to bind on address ('0.0.0.0', 8000): address already in use
+INFO:     Waiting for application shutdown.
+INFO:     Application shutdown complete.
+[LOAD] Modello caricato da models
+ Starting IDS API on http://0.0.0.0:8000
+ Docs available at http://0.0.0.0:8000/docs
+INFO:     Started server process [16204]
+INFO:     Waiting for application startup.
+INFO:     Application startup complete.
+ERROR:    [Errno 98] error while attempting to bind on address ('0.0.0.0', 8000): address already in use
+INFO:     Waiting for application shutdown.
+INFO:     Application shutdown complete.
+[LOAD] Modello caricato da models
+ Starting IDS API on http://0.0.0.0:8000
+ Docs available at http://0.0.0.0:8000/docs
+[root@ids ids]# sudo systemctl status ids-ml-backend
+● ids-ml-backend.service - IDS ML Backend (FastAPI)
+     Loaded: loaded (/etc/systemd/system/ids-ml-backend.service; enabled; preset: disabled)
+     Active: active (running) since Sat 2025-11-22 11:01:03 CET; 1s ago
+   Main PID: 16291 (python3)
+      Tasks: 15 (limit: 100409)
+     Memory: 100.2M (max: 2.0G available: 1.9G)
+        CPU: 3.101s
+     CGroup: /system.slice/ids-ml-backend.service
+             └─16291 /opt/ids/python_ml/venv/bin/python3 main.py
+
+Nov 22 11:01:03 ids.alfacom.it systemd[1]: Started IDS ML Backend (FastAPI).
+[root@ids ids]# sudo systemctl status ids-ml-backend
+● ids-ml-backend.service - IDS ML Backend (FastAPI)
+     Loaded: loaded (/etc/systemd/system/ids-ml-backend.service; enabled; preset: disabled)
+     Active: activating (auto-restart) (Result: exit-code) since Sat 2025-11-22 11:01:05 CET; 9s ago
+    Process: 16291 ExecStart=/opt/ids/python_ml/venv/bin/python3 main.py (code=exited, status=1/FAILURE)
+   Main PID: 16291 (code=exited, status=1/FAILURE)
+        CPU: 3.804s
+[root@ids ids]# sudo systemctl status ids-ml-backend
+● ids-ml-backend.service - IDS ML Backend (FastAPI)
+     Loaded: loaded (/etc/systemd/system/ids-ml-backend.service; enabled; preset: disabled)
+     Active: activating (auto-restart) (Result: exit-code) since Sat 2025-11-22 11:01:17 CET; 251ms ago
+    Process: 16321 ExecStart=/opt/ids/python_ml/venv/bin/python3 main.py (code=exited, status=1/FAILURE)
+   Main PID: 16321 (code=exited, status=1/FAILURE)
+        CPU: 3.840s
+[root@ids ids]# tail -30 /var/log/ids/ml_backend.log
+[LOAD] Modello caricato da models
+ Starting IDS API on http://0.0.0.0:8000
+ Docs available at http://0.0.0.0:8000/docs
+INFO:     Started server process [16257]
+INFO:     Waiting for application startup.
+INFO:     Application startup complete.
+ERROR:    [Errno 98] error while attempting to bind on address ('0.0.0.0', 8000): address already in use
+INFO:     Waiting for application shutdown.
+INFO:     Application shutdown complete.
+[LOAD] Modello caricato da models
+ Starting IDS API on http://0.0.0.0:8000
+ Docs available at http://0.0.0.0:8000/docs
+INFO:     Started server process [16291]
+INFO:     Waiting for application startup.
+INFO:     Application startup complete.
+ERROR:    [Errno 98] error while attempting to bind on address ('0.0.0.0', 8000): address already in use
+INFO:     Waiting for application shutdown.
+INFO:     Application shutdown complete.
+[LOAD] Modello caricato da models
+ Starting IDS API on http://0.0.0.0:8000
+ Docs available at http://0.0.0.0:8000/docs
+INFO:     Started server process [16321]
+INFO:     Waiting for application startup.
+INFO:     Application startup complete.
+ERROR:    [Errno 98] error while attempting to bind on address ('0.0.0.0', 8000): address already in use
+INFO:     Waiting for application shutdown.
+INFO:     Application shutdown complete.
+[LOAD] Modello caricato da models
+ Starting IDS API on http://0.0.0.0:8000
+ Docs available at http://0.0.0.0:8000/docs
+[root@ids ids]# sudo systemctl status ids-ml-backend
+● ids-ml-backend.service - IDS ML Backend (FastAPI)
+     Loaded: loaded (/etc/systemd/system/ids-ml-backend.service; enabled; preset: disabled)
+     Active: active (running) since Sat 2025-11-22 11:01:27 CET; 2s ago
+   Main PID: 16348 (python3)
+      Tasks: 19 (limit: 100409)
+     Memory: 118.4M (max: 2.0G available: 1.8G)
+        CPU: 3.872s
+     CGroup: /system.slice/ids-ml-backend.service
+             └─16348 /opt/ids/python_ml/venv/bin/python3 main.py
+
+Nov 22 11:01:27 ids.alfacom.it systemd[1]: Started IDS ML Backend (FastAPI).
+[root@ids ids]# sudo systemctl status ids-ml-backend
+● ids-ml-backend.service - IDS ML Backend (FastAPI)
+     Loaded: loaded (/etc/systemd/system/ids-ml-backend.service; enabled; preset: disabled)
+     Active: activating (auto-restart) (Result: exit-code) since Sat 2025-11-22 11:01:30 CET; 4s ago
+    Process: 16348 ExecStart=/opt/ids/python_ml/venv/bin/python3 main.py (code=exited, status=1/FAILURE)
+   Main PID: 16348 (code=exited, status=1/FAILURE)
+        CPU: 3.911s
+
+Nov 22 11:01:30 ids.alfacom.it systemd[1]: ids-ml-backend.service: Failed with result 'exit-code'.
+Nov 22 11:01:30 ids.alfacom.it systemd[1]: ids-ml-backend.service: Consumed 3.911s CPU time.
+[root@ids ids]# tail -30 /var/log/ids/ml_backend.log
+[LOAD] Modello caricato da models
+🚀 Starting IDS API on http://0.0.0.0:8000
+📚 Docs available at http://0.0.0.0:8000/docs
+INFO:     Started server process [16291]
+INFO:     Waiting for application startup.
+INFO:     Application startup complete.
+ERROR:    [Errno 98] error while attempting to bind on address ('0.0.0.0', 8000): address already in use
+INFO:     Waiting for application shutdown.
+INFO:     Application shutdown complete.
+[LOAD] Modello caricato da models
+🚀 Starting IDS API on http://0.0.0.0:8000
+📚 Docs available at http://0.0.0.0:8000/docs
+INFO:     Started server process [16321]
+INFO:     Waiting for application startup.
+INFO:     Application startup complete.
+ERROR:    [Errno 98] error while attempting to bind on address ('0.0.0.0', 8000): address already in use
+INFO:     Waiting for application shutdown.
+INFO:     Application shutdown complete.
+[LOAD] Modello caricato da models
+🚀 Starting IDS API on http://0.0.0.0:8000
+📚 Docs available at http://0.0.0.0:8000/docs
+INFO:     Started server process [16348]
+INFO:     Waiting for application startup.
+INFO:     Application startup complete.
+ERROR:    [Errno 98] error while attempting to bind on address ('0.0.0.0', 8000): address already in use
+INFO:     Waiting for application shutdown.
+INFO:     Application shutdown complete.
+[LOAD] Modello caricato da models
+🚀 Starting IDS API on http://0.0.0.0:8000
+📚 Docs available at http://0.0.0.0:8000/docs

deployment/setup_systemd_services.sh

@@ -57,12 +57,27 @@ cp "${SYSTEMD_DIR}/ids-syslog-parser.service" /etc/systemd/system/
 echo -e "${BLUE}♻️  Reload systemd daemon...${NC}"
 systemctl daemon-reload
 
-# Stop processi manuali esistenti (se presenti)
+# Stop servizi systemd esistenti (se presenti)
-echo -e "${YELLOW}⏸️  Fermando processi manuali esistenti...${NC}"
+echo -e "${YELLOW}⏸️  Fermando servizi systemd esistenti...${NC}"
-pkill -f "python.*main.py" || true
+systemctl stop ids-ml-backend.service 2>/dev/null || true
-pkill -f "python.*syslog_parser.py" || true
+systemctl stop ids-syslog-parser.service 2>/dev/null || true
+sleep 1
+
+# Kill TUTTI i processi Python manuali dell'utente ids
+echo -e "${YELLOW}🧹 Pulizia processi Python manuali...${NC}"
+pkill -9 -u ids -f "python.*main.py" 2>/dev/null || true
+pkill -9 -u ids -f "python.*syslog_parser.py" 2>/dev/null || true
 sleep 2
 
+# Verifica che porta 8000 sia libera
+if lsof -Pi :8000 -sTCP:LISTEN -t >/dev/null 2>&1; then
+    echo -e "${RED}⚠️  Porta 8000 ancora occupata, killing processo...${NC}"
+    lsof -ti:8000 | xargs kill -9 2>/dev/null || true
+    sleep 1
+fi
+
+echo -e "${GREEN}✅ Pulizia completata${NC}"
+
 # Enable e start services
 echo -e "${BLUE}🚀 Attivazione servizi...${NC}"