make vnext cosmos usage explicit

Signed-off-by: Gerd Oberlechner <[email protected]>

Author: geoberle

test-integration/hack/start-cosmos-emulator-linux.sh

@@ -5,14 +5,77 @@ set -o pipefail
 
 set -x # Turn on command tracing
 
-SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+# these are the default values of the emulator container.
+DEFAULT_COSMOS_ENDPOINT="https://localhost:8081"
 
-# Depending on the OS, we need to use a different command to start the emulator.
-if [ "$(uname)" == "Darwin" ]; then
-    "${SCRIPT_DIR}/start-cosmos-emulator-osx.sh"
-elif [ "$(uname)" == "Linux" ]; then
-    "${SCRIPT_DIR}/start-cosmos-emulator-linux.sh"
+echo "Starting Cosmos DB emulator..."
+
+# Generate random container name
+CONTAINER_NAME="local-cosmos-emulator-$(shuf -i 1000-9999 -n 1)"
+
+# Choose container runtime (prefer podman, fallback to docker)
+CONTAINER_RUNTIME=""
+if command -v podman >/dev/null 2>&1; then
+    CONTAINER_RUNTIME="podman"
+elif command -v docker >/dev/null 2>&1; then
+    CONTAINER_RUNTIME="docker"
 else
-    echo "Unsupported OS"
+    echo "Error: Neither podman nor docker found. Please install one of them."
     exit 1
-fi
+fi
+
+echo "Using container runtime: ${CONTAINER_RUNTIME}"
+
+# Stop any existing emulator first
+if ${CONTAINER_RUNTIME} ps -q --filter "name=local-cosmos-emulator-*" | grep -q .; then
+    echo "Found existing Cosmos DB emulator containers, stopping them..."
+    ${CONTAINER_RUNTIME} ps -q --filter "name=local-cosmos-emulator-*" | xargs -r ${CONTAINER_RUNTIME} stop
+    ${CONTAINER_RUNTIME} ps -aq --filter "name=local-cosmos-emulator-*" | xargs -r ${CONTAINER_RUNTIME} rm
+fi
+
+echo "Starting Cosmos DB emulator with container name: ${CONTAINER_NAME}"
+${CONTAINER_RUNTIME} run \
+  --publish 8081:8081 \
+  --publish 10250-10255:10250-10255 \
+  -e AZURE_COSMOS_EMULATOR_IP_ADDRESS_OVERRIDE=127.0.0.1 \
+  --name "${CONTAINER_NAME}" \
+  --detach \
+  mcr.microsoft.com/cosmosdb/linux/azure-cosmos-emulator:latest
+
+# Wait for emulator to be ready by checking logs
+echo "Waiting for Cosmos DB emulator to be ready..."
+for i in {1..60}; do
+    if ${CONTAINER_RUNTIME} logs "${CONTAINER_NAME}" 2>&1 | grep -q "Started 11/11 partitions"; then
+        echo "Cosmos DB emulator is ready!"
+        break
+    fi
+    if [ "$i" -eq 60 ]; then
+        echo "Timeout waiting for Cosmos DB emulator to be ready"
+        exit 1
+    fi
+    echo "Attempt $i/60: Waiting for emulator to start all partitions..."
+    sleep 5
+done
+
+netstat -anlp
+
+# Wait for HTTPS endpoint to be available
+echo "Waiting for HTTPS endpoint to be available..."
+for i in {1..30}; do
+    if curl --insecure -s "${DEFAULT_COSMOS_ENDPOINT}/_explorer/emulator.pem" >/dev/null 2>&1; then
+        echo "HTTPS endpoint is ready!"
+        break
+    fi
+    if [ "$i" -eq 30 ]; then
+        echo "Timeout waiting for HTTPS endpoint to be available, will continue and try anyway."
+        break
+    fi
+    echo "Attempt $i/30: Waiting for HTTPS endpoint..."
+    sleep 2
+done
+
+echo "✅ Cosmos DB emulator started successfully!"
+echo "Container name: ${CONTAINER_NAME}"
+echo "Endpoint: ${DEFAULT_COSMOS_ENDPOINT}"
+echo ""
+echo "To stop all Cosmos emulators, run: ./frontend/hack/stop-all-cosmos-emulators.sh"