ACA lb setup script (#1310)

Author: diberry

scripts/load-balance-aca-setup.sh

@@ -0,0 +1,34 @@
+ #!/bin/sh
+
+# To set up AZD environment variabless 
+# for use with ACA load balancer https://github.com/Azure-Samples/openai-aca-lb
+#
+# Prereq: az login --use-device-code
+# Example usage: bash load-balance-aca-setup.sh <ACA-LB-RESOURCE-GROUP-NAME> <ACA-LB-CONTAINER-APP-URI>
+
+resourceGroupName="your-resource-group-name"
+containerAppName="your-container-app-name"
+
+# Check if resourceGroupName is empty
+if [ -z "$resourceGroupName" ]; then
+    echo "Error: resourceGroupName is empty"
+    exit 1
+fi
+
+# Check if containerAppName is empty
+if [ -z "$containerAppName" ]; then
+    echo "Error: containerAppName is empty"
+    exit 1
+fi
+
+fqdn=$(az container show --name $containerAppName --resource-group $resourceGroupName --query ipAddress.fqdn --output tsv)
+
+# Check if fqdn is empty
+if [ -z "$fqdn" ]; then
+    echo "Error: fqdn is empty"
+    exit 1
+fi
+
+azd env set OPENAI_HOST azure_custom
+azd env set AZURE_OPENAI_CUSTOM_URL $fqdn
+