Merge pull request #7189 from terraform-providers/b/cosmosdb-checknam…

…e-workaround

re-added 500 Response workaround for CosmosDB CheckNameExists bug

azurerm/internal/services/cosmos/cosmosdb_account_resource.go

@@ -5,6 +5,7 @@ import (
 	"context"
 	"fmt"
 	"log"
+	"net/http"
 	"regexp"
 	"strings"
 	"time"
@@ -307,13 +308,15 @@ func resourceArmCosmosDbAccountCreate(d *schema.ResourceData, meta interface{})
 
 	r, err := client.CheckNameExists(ctx, name)
 	if err != nil {
-		return fmt.Errorf("Error checking if CosmosDB Account %q already exists (Resource Group %q): %+v", name, resourceGroup, err)
-	}
-
-	if !utils.ResponseWasNotFound(r) {
-		return fmt.Errorf("CosmosDB Account %s already exists, please import the resource via terraform import", name)
+		// todo remove when https://github.com/Azure/azure-sdk-for-go/issues/9891 is fixed
+		if !utils.ResponseWasStatusCode(r, http.StatusInternalServerError) {
+			return fmt.Errorf("Error checking if CosmosDB Account %q already exists (Resource Group %q): %+v", name, resourceGroup, err)
+		}
+	} else {
+		if !utils.ResponseWasNotFound(r) {
+			return fmt.Errorf("CosmosDB Account %s already exists, please import the resource via terraform import", name)
+		}
 	}
-
 	geoLocations, err := expandAzureRmCosmosDBAccountGeoLocations(name, d)
 	if err != nil {
 		return fmt.Errorf("Error expanding CosmosDB Account %q (Resource Group %q) geo locations: %+v", name, resourceGroup, err)