fix Oracle DB connection with wallet

Author: vmleon

agentic_rag/DEPLOY.md

@@ -5,9 +5,7 @@
 - Hugging face token should be a secret
 - PVCs and deployments in separate files
 - multiple deployments/pods for different functions
-- Consider include installation of driver on Kustomize https://raw.githubusercontent.com/NVIDIA/k8s-device-plugin/v0.14.0/nvidia-device-plugin.yml
 - Hugging Face Token optional
-- Autonomous for Vector Search
 
 ## Deploy Infrastructure
 
@@ -64,7 +62,7 @@ kubectl apply -k k8s/kustom/overlays/prod
 Check all pods are Ready:
 
 ```bash
-kubectl wait pod --all --for=condition=Ready --namespace=agentic-rag
+kubectl get po --namespace=agentic-rag
 ```
 
 Get Gradio Live URL:
@@ -83,6 +81,12 @@ echo "http://$(kubectl get service \
   -o jsonpath='{.items[?(@.spec.type=="LoadBalancer")].status.loadBalancer.ingress[0].ip}')"
 ```
 
+To troubleshoot connect to the container
+
+```bash
+kubectl exec -it $(kubectl get po -n agentic-rag -l app=agentic-rag -o name) -n agentic-rag -- sh
+```
+
 ## Clean up
 
 Delete the production overlay

agentic_rag/OraDBVectorStore.py

@@ -31,10 +31,12 @@ def __init__(self, persist_directory: str = "embeddings"):
         # Connect to the database
         try:
             if not wallet_path:
+                print(f'Connecting (no wallet) to dsn {dsn} and user {username}')
                 conn23c = oracledb.connect(user=username, password=password, dsn=dsn)
             else:
+                print(f'Connecting (with wallet) to dsn {dsn} and user {username}')
                 conn23c = oracledb.connect(user=username, password=password, dsn=dsn, 
-                                           wallet_location=wallet_path, wallet_password=wallet_password)
+                                           config_dir=wallet_path, wallet_location=wallet_path, wallet_password=wallet_password)
             print("Oracle DB Connection successful!")
         except Exception as e:
             print("Oracle DB Connection failed!", e)

agentic_rag/k8s/kustom/demo/config.yaml.mustache

@@ -3,4 +3,4 @@ ORACLE_DB_USERNAME: "{{{ adb_username }}}"
 ORACLE_DB_PASSWORD: "{{{ adb_admin_password }}}"
 ORACLE_DB_DSN: "{{{ adb_service_name }}}"
 ORACLE_DB_WALLET_LOCATION: "{{{ adb_wallet_location }}}"
-ORACLE_DB_WALLET_PASSWORD: "{{{ adb_admin_password }}}"
+ORACLE_DB_WALLET_PASSWORD: "{{{ adb_admin_password }}}"

agentic_rag/k8s/kustom/demo/deployment.yaml

@@ -25,9 +25,9 @@ spec:
         command: ["unzip", "/app/walletzip/wallet.zip", "-d", "/app/wallet"]
         volumeMounts:
           - name: wallet-config
-            mountPath: /walletzip
+            mountPath: /app/walletzip
           - name: wallet-volume
-            mountPath: /wallet
+            mountPath: /app/wallet
       containers:
       - name: agentic-rag
         image: python:3.10-slim
@@ -104,6 +104,10 @@ spec:
           git clone -b agentic_rag_automation https://github.com/vmleon/devrel-labs.git
           cd devrel-labs/agentic_rag
           pip install -r requirements.txt
+
+          # Move config.yaml file to agentic-rag folder
+          echo "Copying config.yaml to /app/devrel-labs/agentic_rag/config.yaml"
+          cp /app/config.yaml /app/devrel-labs/agentic_rag/config.yaml
           
           # Start the Gradio app
           echo "Starting Gradio application..."