(fix) don't block proxy startup if license check fails & using prometheus (#6839)

* fix - don't block proxy startup if not a premium user

* test_litellm_proxy_server_config_with_prometheus

* add test for proxy startup

* fix remove unused test

* fix startup test

* add comment on bad-license

.circleci/config.yml

@@ -1039,6 +1039,48 @@ jobs:
             ls
             python -m pytest -vv tests/otel_tests -x --junitxml=test-results/junit.xml --durations=5
           no_output_timeout: 120m
+           # Clean up first container
+      - run:
+          name: Stop and remove first container
+          command: |
+            docker stop my-app
+            docker rm my-app
+
+      # Second Docker Container Run with Different Config
+      # NOTE: We intentionally pass a "bad" license here. We need to ensure proxy starts and serves request even with bad license
+      - run:
+          name: Run Second Docker container
+          command: |
+            docker run -d \
+              -p 4000:4000 \
+              -e DATABASE_URL=$PROXY_DATABASE_URL \
+              -e REDIS_HOST=$REDIS_HOST \
+              -e REDIS_PASSWORD=$REDIS_PASSWORD \
+              -e REDIS_PORT=$REDIS_PORT \
+              -e LITELLM_MASTER_KEY="sk-1234" \
+              -e OPENAI_API_KEY=$OPENAI_API_KEY \
+              -e LITELLM_LICENSE="bad-license" \
+              --name my-app-3 \
+              -v $(pwd)/litellm/proxy/example_config_yaml/enterprise_config.yaml:/app/config.yaml \
+              my-app:latest \
+              --config /app/config.yaml \
+              --port 4000 \
+              --detailed_debug
+
+      - run:
+          name: Start outputting logs for second container
+          command: docker logs -f my-app-2
+          background: true
+
+      - run:
+          name: Wait for second app to be ready
+          command: dockerize -wait http://localhost:4000 -timeout 5m
+
+      - run:
+          name: Run second round of tests
+          command: |
+            python -m pytest -vv tests/basic_proxy_startup_tests -x --junitxml=test-results/junit-2.xml --durations=5
+          no_output_timeout: 120m
 
       # Store test results
       - store_test_results: