Fix/stackittpr 102 objectstorage handling region in individual resources (#711)

* Revert "fix: make resource/data-source specific region attribute read-only (#682)"

This reverts commit 3e8dcc542b.

* fix: Support individual regions

* fix: review findings

CONTRIBUTION.md

@@ -124,7 +124,7 @@ func (r *barResource) Configure(ctx context.Context, req resource.ConfigureReque
 	} else {
 		apiClient, err = foo.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.DefaultRegion),
 		)
 	}
 

docs/data-sources/objectstorage_bucket.md

@@ -26,6 +26,9 @@ data "stackit_objectstorage_bucket" "example" {
 
 - `name` (String) The bucket name. It must be DNS conform.
 - `project_id` (String) STACKIT Project ID to which the bucket is associated.
+
+### Optional
+
 - `region` (String) The resource region. If not defined, the provider region is used.
 
 ### Read-Only

docs/data-sources/objectstorage_credential.md

@@ -28,6 +28,9 @@ data "stackit_objectstorage_credentials_group" "example" {
 - `credential_id` (String) The credential ID.
 - `credentials_group_id` (String) The credential group ID.
 - `project_id` (String) STACKIT Project ID to which the credential group is associated.
+
+### Optional
+
 - `region` (String) The resource region. If not defined, the provider region is used.
 
 ### Read-Only

docs/data-sources/objectstorage_credentials_group.md

@@ -25,12 +25,12 @@ data "stackit_objectstorage_credentials_group" "example" {
 ### Required
 
 - `project_id` (String) Object Storage Project ID to which the credentials group is associated.
-- `region` (String) The resource region. If not defined, the provider region is used.
 
 ### Optional
 
 - `credentials_group_id` (String) The credentials group ID.
 - `name` (String) The credentials group's display name.
+- `region` (String) The resource region. If not defined, the provider region is used.
 
 ### Read-Only
 

docs/index.md

@@ -154,6 +154,7 @@ Note: AWS specific checks must be skipped as they do not work on STACKIT. For de
 - `argus_custom_endpoint` (String, Deprecated) Custom endpoint for the Argus service
 - `authorization_custom_endpoint` (String) Custom endpoint for the Membership service
 - `credentials_path` (String) Path of JSON from where the credentials are read. Takes precedence over the env var `STACKIT_CREDENTIALS_PATH`. Default value is `~/.stackit/credentials.json`.
+- `default_region` (String) Region will be used as the default location for regional services. Not all services require a region, some are global
 - `dns_custom_endpoint` (String) Custom endpoint for the DNS service
 - `enable_beta_resources` (Boolean) Enable beta resources. Default is false.
 - `iaas_custom_endpoint` (String) Custom endpoint for the IaaS service
@@ -169,7 +170,7 @@ Note: AWS specific checks must be skipped as they do not work on STACKIT. For de
 - `private_key_path` (String) Path for the private RSA key used for authentication, relevant for the key flow. It takes precedence over the private key that is included in the service account key.
 - `rabbitmq_custom_endpoint` (String) Custom endpoint for the RabbitMQ service
 - `redis_custom_endpoint` (String) Custom endpoint for the Redis service
-- `region` (String) Region will be used as the default location for regional services. Not all services require a region, some are global
+- `region` (String, Deprecated) Region will be used as the default location for regional services. Not all services require a region, some are global
 - `resourcemanager_custom_endpoint` (String) Custom endpoint for the Resource Manager service
 - `secretsmanager_custom_endpoint` (String) Custom endpoint for the Secrets Manager service
 - `server_backup_custom_endpoint` (String) Custom endpoint for the Server Backup service

stackit/internal/core/core.go

@@ -14,9 +14,11 @@ import (
 const Separator = ","
 
 type ProviderData struct {
-	RoundTripper                    http.RoundTripper
+	RoundTripper        http.RoundTripper
-	ServiceAccountEmail             string // Deprecated: ServiceAccountEmail is not required and will be removed after 12th June 2025.
+	ServiceAccountEmail string // Deprecated: ServiceAccountEmail is not required and will be removed after 12th June 2025.
+	// Deprecated: Use DefaultRegion instead
 	Region                          string
+	DefaultRegion                   string
 	ArgusCustomEndpoint             string
 	AuthorizationCustomEndpoint     string
 	DnsCustomEndpoint               string
@@ -41,6 +43,17 @@ type ProviderData struct {
 	EnableBetaResources             bool
 }
 
+// GetRegion returns the effective region for the provider, falling back to the deprecated _region_ attribute
+func (pd *ProviderData) GetRegion() string {
+	if pd.DefaultRegion != "" {
+		return pd.DefaultRegion
+	} else if pd.Region != "" {
+		return pd.Region
+	}
+	// final fallback
+	return "eu01"
+}
+
 // DiagsToError Converts TF diagnostics' errors into an error with a human-readable description.
 // If there are no errors, the output is nil
 func DiagsToError(diags diag.Diagnostics) error {

stackit/internal/services/argus/credential/resource.go

@@ -73,7 +73,7 @@ func (r *credentialResource) Configure(ctx context.Context, req resource.Configu
 	} else {
 		apiClient, err = argus.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/argus/instance/datasource.go

@@ -62,7 +62,7 @@ func (d *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = argus.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/argus/instance/resource.go

@@ -362,7 +362,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = argus.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/argus/scrapeconfig/datasource.go

@@ -64,7 +64,7 @@ func (d *scrapeConfigDataSource) Configure(ctx context.Context, req datasource.C
 	} else {
 		apiClient, err = argus.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/argus/scrapeconfig/resource.go

@@ -137,7 +137,7 @@ func (r *scrapeConfigResource) Configure(ctx context.Context, req resource.Confi
 	} else {
 		apiClient, err = argus.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/affinitygroup/datasource.go

@@ -68,7 +68,7 @@ func (d *affinityGroupDatasource) Configure(ctx context.Context, req datasource.
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/affinitygroup/resource.go

@@ -94,7 +94,7 @@ func (r *affinityGroupResource) Configure(ctx context.Context, req resource.Conf
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/image/datasource.go

@@ -93,7 +93,7 @@ func (d *imageDataSource) Configure(ctx context.Context, req datasource.Configur
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/image/resource.go

@@ -153,7 +153,7 @@ func (r *imageResource) Configure(ctx context.Context, req resource.ConfigureReq
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/keypair/datasource.go

@@ -72,7 +72,7 @@ func (d *keyPairDataSource) Configure(ctx context.Context, req datasource.Config
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/keypair/resource.go

@@ -89,7 +89,7 @@ func (r *keyPairResource) Configure(ctx context.Context, req resource.ConfigureR
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/network/datasource.go

@@ -86,7 +86,7 @@ func (d *networkDataSource) Configure(ctx context.Context, req datasource.Config
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/network/resource.go

@@ -100,7 +100,7 @@ func (r *networkResource) Configure(ctx context.Context, req resource.ConfigureR
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/networkarea/datasource.go

@@ -77,7 +77,7 @@ func (d *networkAreaDataSource) Configure(ctx context.Context, req datasource.Co
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/networkarea/resource.go

@@ -118,7 +118,7 @@ func (r *networkAreaResource) Configure(ctx context.Context, req resource.Config
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/networkarearoute/datasource.go

@@ -74,7 +74,7 @@ func (d *networkAreaRouteDataSource) Configure(ctx context.Context, req datasour
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/networkarearoute/resource.go

@@ -93,7 +93,7 @@ func (r *networkAreaRouteResource) Configure(ctx context.Context, req resource.C
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/networkinterface/datasource.go

@@ -75,7 +75,7 @@ func (d *networkInterfaceDataSource) Configure(ctx context.Context, req datasour
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/networkinterface/resource.go

@@ -103,7 +103,7 @@ func (r *networkInterfaceResource) Configure(ctx context.Context, req resource.C
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/networkinterfaceattach/resource.go

@@ -88,7 +88,7 @@ func (r *networkInterfaceAttachResource) Configure(ctx context.Context, req reso
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/publicip/datasource.go

@@ -74,7 +74,7 @@ func (d *publicIpDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/publicip/resource.go

@@ -92,7 +92,7 @@ func (r *publicIpResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/publicipassociate/resource.go

@@ -90,7 +90,7 @@ func (r *publicIpAssociateResource) Configure(ctx context.Context, req resource.
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/publicipranges/datasource.go

@@ -87,7 +87,7 @@ func (d *publicIpRangesDataSource) Configure(ctx context.Context, req datasource
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/securitygroup/datasource.go

@@ -74,7 +74,7 @@ func (d *securityGroupDataSource) Configure(ctx context.Context, req datasource.
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/securitygroup/resource.go

@@ -96,7 +96,7 @@ func (r *securityGroupResource) Configure(ctx context.Context, req resource.Conf
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/securitygrouprule/datasource.go

@@ -74,7 +74,7 @@ func (d *securityGroupRuleDataSource) Configure(ctx context.Context, req datasou
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/securitygrouprule/resource.go

@@ -140,7 +140,7 @@ func (r *securityGroupRuleResource) Configure(ctx context.Context, req resource.
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/server/datasource.go

@@ -98,7 +98,7 @@ func (d *serverDataSource) Configure(ctx context.Context, req datasource.Configu
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/server/resource.go

@@ -181,7 +181,7 @@ func (r *serverResource) Configure(ctx context.Context, req resource.ConfigureRe
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/serviceaccountattach/resource.go

@@ -88,7 +88,7 @@ func (r *networkInterfaceAttachResource) Configure(ctx context.Context, req reso
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/volume/datasource.go

@@ -75,7 +75,7 @@ func (d *volumeDataSource) Configure(ctx context.Context, req datasource.Configu
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/iaas/volume/resource.go

@@ -129,7 +129,7 @@ func (r *volumeResource) Configure(ctx context.Context, req resource.ConfigureRe
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/iaas/volumeattach/resource.go

@@ -90,7 +90,7 @@ func (r *volumeAttachResource) Configure(ctx context.Context, req resource.Confi
 	} else {
 		apiClient, err = iaas.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/loadbalancer/credential/resource.go

@@ -78,7 +78,7 @@ func (r *credentialResource) Configure(ctx context.Context, req resource.Configu
 	} else {
 		apiClient, err = loadbalancer.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/loadbalancer/loadbalancer/datasource.go

@@ -64,7 +64,7 @@ func (r *loadBalancerDataSource) Configure(ctx context.Context, req datasource.C
 	} else {
 		apiClient, err = loadbalancer.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/loadbalancer/loadbalancer/resource.go

@@ -205,7 +205,7 @@ func (r *loadBalancerResource) Configure(ctx context.Context, req resource.Confi
 	} else {
 		apiClient, err = loadbalancer.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/loadbalancer/observability-credential/resource.go

@@ -78,7 +78,7 @@ func (r *observabilityCredentialResource) Configure(ctx context.Context, req res
 	} else {
 		apiClient, err = loadbalancer.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/logme/credential/datasource.go

@@ -60,7 +60,7 @@ func (r *credentialDataSource) Configure(ctx context.Context, req datasource.Con
 	} else {
 		apiClient, err = logme.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/logme/credential/resource.go

@@ -80,7 +80,7 @@ func (r *credentialResource) Configure(ctx context.Context, req resource.Configu
 	} else {
 		apiClient, err = logme.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/logme/instance/datasource.go

@@ -61,7 +61,7 @@ func (r *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = logme.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/logme/instance/resource.go

@@ -142,7 +142,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = logme.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/mariadb/credential/datasource.go

@@ -61,7 +61,7 @@ func (r *credentialDataSource) Configure(ctx context.Context, req datasource.Con
 	} else {
 		apiClient, err = mariadb.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/mariadb/credential/resource.go

@@ -83,7 +83,7 @@ func (r *credentialResource) Configure(ctx context.Context, req resource.Configu
 	} else {
 		apiClient, err = mariadb.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/mariadb/instance/datasource.go

@@ -61,7 +61,7 @@ func (r *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = mariadb.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/mariadb/instance/resource.go

@@ -112,7 +112,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = mariadb.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/mongodbflex/instance/datasource.go

@@ -62,7 +62,7 @@ func (r *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = mongodbflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/mongodbflex/instance/resource.go

@@ -144,7 +144,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = mongodbflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/mongodbflex/user/datasource.go

@@ -75,7 +75,7 @@ func (r *userDataSource) Configure(ctx context.Context, req datasource.Configure
 	} else {
 		apiClient, err = mongodbflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/mongodbflex/user/resource.go

@@ -83,7 +83,7 @@ func (r *userResource) Configure(ctx context.Context, req resource.ConfigureRequ
 	} else {
 		apiClient, err = mongodbflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/objectstorage/bucket/datasource.go

@@ -84,7 +84,7 @@ func (r *bucketDataSource) Schema(_ context.Context, _ datasource.SchemaRequest,
 		"project_id":               "STACKIT Project ID to which the bucket is associated.",
 		"url_path_style":           "URL in path style.",
 		"url_virtual_hosted_style": "URL in virtual hosted style.",
-		"region":                   "The resource region. Read-only attribute that reflects the provider region.",
+		"region":                   "The resource region. If not defined, the provider region is used.",
 	}
 
 	resp.Schema = schema.Schema{
@@ -117,8 +117,7 @@ func (r *bucketDataSource) Schema(_ context.Context, _ datasource.SchemaRequest,
 			},
 			"region": schema.StringAttribute{
 				// the region cannot be found automatically, so it has to be passed
-				Optional:    false,
+				Optional:    true,
-				Computed:    true,
 				Description: descriptions["region"],
 			},
 		},
@@ -137,7 +136,7 @@ func (r *bucketDataSource) Read(ctx context.Context, req datasource.ReadRequest,
 	bucketName := model.Name.ValueString()
 	var region string
 	if utils.IsUndefined(model.Region) {
-		region = r.providerData.Region
+		region = r.providerData.GetRegion()
 	} else {
 		region = model.Region.ValueString()
 	}

stackit/internal/services/objectstorage/bucket/resource.go

@@ -71,7 +71,7 @@ func (r *bucketResource) ModifyPlan(ctx context.Context, req resource.ModifyPlan
 		return
 	}
 
-	utils.AdaptRegion(ctx, configModel.Region, &planModel.Region, r.providerData.Region, resp)
+	utils.AdaptRegion(ctx, configModel.Region, &planModel.Region, r.providerData.GetRegion(), resp)
 	if resp.Diagnostics.HasError() {
 		return
 	}
@@ -132,7 +132,7 @@ func (r *bucketResource) Schema(_ context.Context, _ resource.SchemaRequest, res
 		"project_id":               "STACKIT Project ID to which the bucket is associated.",
 		"url_path_style":           "URL in path style.",
 		"url_virtual_hosted_style": "URL in virtual hosted style.",
-		"region":                   "The resource region. Read-only attribute that reflects the provider region.",
+		"region":                   "The resource region. If not defined, the provider region is used.",
 	}
 
 	resp.Schema = schema.Schema{
@@ -175,7 +175,7 @@ func (r *bucketResource) Schema(_ context.Context, _ resource.SchemaRequest, res
 				Computed: true,
 			},
 			"region": schema.StringAttribute{
-				Optional: false,
+				Optional: true,
 				// must be computed to allow for storing the override value from the provider
 				Computed:    true,
 				Description: descriptions["region"],
@@ -249,7 +249,7 @@ func (r *bucketResource) Read(ctx context.Context, req resource.ReadRequest, res
 	bucketName := model.Name.ValueString()
 	region := model.Region.ValueString()
 	if region == "" {
-		region = r.providerData.Region
+		region = r.providerData.GetRegion()
 	}
 
 	ctx = tflog.SetField(ctx, "project_id", projectId)

stackit/internal/services/objectstorage/credential/datasource.go

@@ -79,7 +79,7 @@ func (r *credentialDataSource) Schema(_ context.Context, _ datasource.SchemaRequ
 		"credential_id":        "The credential ID.",
 		"credentials_group_id": "The credential group ID.",
 		"project_id":           "STACKIT Project ID to which the credential group is associated.",
-		"region":               "The resource region. Read-only attribute that reflects the provider region.",
+		"region":               "The resource region. If not defined, the provider region is used.",
 	}
 
 	resp.Schema = schema.Schema{
@@ -116,8 +116,7 @@ func (r *credentialDataSource) Schema(_ context.Context, _ datasource.SchemaRequ
 			},
 			"region": schema.StringAttribute{
 				// the region cannot be found automatically, so it has to be passed
-				Optional:    false,
+				Optional:    true,
-				Computed:    true,
 				Description: descriptions["region"],
 			},
 		},
@@ -138,7 +137,7 @@ func (r *credentialDataSource) Read(ctx context.Context, req datasource.ReadRequ
 	credentialId := model.CredentialId.ValueString()
 	var region string
 	if utils.IsUndefined(model.Region) {
-		region = r.providerData.Region
+		region = r.providerData.GetRegion()
 	} else {
 		region = model.Region.ValueString()
 	}

stackit/internal/services/objectstorage/credential/resource.go

@@ -87,7 +87,7 @@ func (r *credentialResource) modifyPlanRegion(ctx context.Context, req *resource
 		return
 	}
 
-	utils.AdaptRegion(ctx, configModel.Region, &planModel.Region, r.providerData.Region, resp)
+	utils.AdaptRegion(ctx, configModel.Region, &planModel.Region, r.providerData.GetRegion(), resp)
 	if resp.Diagnostics.HasError() {
 		return
 	}
@@ -176,7 +176,7 @@ func (r *credentialResource) Schema(_ context.Context, _ resource.SchemaRequest,
 		"credentials_group_id": "The credential group ID.",
 		"project_id":           "STACKIT Project ID to which the credential group is associated.",
 		"expiration_timestamp": "Expiration timestamp, in RFC339 format without fractional seconds. Example: \"2025-01-01T00:00:00Z\". If not set, the credential never expires.",
-		"region":               "The resource region. Read-only attribute that reflects the provider region.",
+		"region":               "The resource region. If not defined, the provider region is used.",
 	}
 
 	resp.Schema = schema.Schema{
@@ -246,7 +246,7 @@ func (r *credentialResource) Schema(_ context.Context, _ resource.SchemaRequest,
 				},
 			},
 			"region": schema.StringAttribute{
-				Optional: false,
+				Optional: true,
 				// must be computed to allow for storing the override value from the provider
 				Computed:    true,
 				Description: descriptions["region"],
@@ -349,7 +349,7 @@ func (r *credentialResource) Read(ctx context.Context, req resource.ReadRequest,
 	credentialId := model.CredentialId.ValueString()
 	region := model.Region.ValueString()
 	if region == "" {
-		region = r.providerData.Region
+		region = r.providerData.GetRegion()
 	}
 
 	ctx = tflog.SetField(ctx, "project_id", projectId)

stackit/internal/services/objectstorage/credentialsgroup/datasource.go

@@ -83,7 +83,7 @@ func (r *credentialsGroupDataSource) Schema(_ context.Context, _ datasource.Sche
 		"name":                 "The credentials group's display name.",
 		"project_id":           "Object Storage Project ID to which the credentials group is associated.",
 		"urn":                  "Credentials group uniform resource name (URN)",
-		"region":               "The resource region. Read-only attribute that reflects the provider region.",
+		"region":               "The resource region. If not defined, the provider region is used.",
 	}
 
 	resp.Schema = schema.Schema{
@@ -117,8 +117,7 @@ func (r *credentialsGroupDataSource) Schema(_ context.Context, _ datasource.Sche
 			},
 			"region": schema.StringAttribute{
 				// the region cannot be found automatically, so it has to be passed
-				Optional:    false,
+				Optional:    true,
-				Computed:    true,
 				Description: descriptions["region"],
 			},
 		},
@@ -137,7 +136,7 @@ func (r *credentialsGroupDataSource) Read(ctx context.Context, req datasource.Re
 	credentialsGroupId := model.CredentialsGroupId.ValueString()
 	var region string
 	if utils.IsUndefined(model.Region) {
-		region = r.providerData.Region
+		region = r.providerData.GetRegion()
 	} else {
 		region = model.Region.ValueString()
 	}

stackit/internal/services/objectstorage/credentialsgroup/resource.go

@@ -71,7 +71,7 @@ func (r *credentialsGroupResource) ModifyPlan(ctx context.Context, req resource.
 		return
 	}
 
-	coreutils.AdaptRegion(ctx, configModel.Region, &planModel.Region, r.providerData.Region, resp)
+	coreutils.AdaptRegion(ctx, configModel.Region, &planModel.Region, r.providerData.GetRegion(), resp)
 	if resp.Diagnostics.HasError() {
 		return
 	}
@@ -132,7 +132,7 @@ func (r *credentialsGroupResource) Schema(_ context.Context, _ resource.SchemaRe
 		"name":                 "The credentials group's display name.",
 		"project_id":           "Project ID to which the credentials group is associated.",
 		"urn":                  "Credentials group uniform resource name (URN)",
-		"region":               "The resource region. Read-only attribute that reflects the provider region.",
+		"region":               "The resource region. If not defined, the provider region is used.",
 	}
 
 	resp.Schema = schema.Schema{
@@ -174,7 +174,7 @@ func (r *credentialsGroupResource) Schema(_ context.Context, _ resource.SchemaRe
 				Computed:    true,
 			},
 			"region": schema.StringAttribute{
-				Optional: false,
+				Optional: true,
 				// must be computed to allow for storing the override value from the provider
 				Computed:    true,
 				Description: descriptions["region"],
@@ -250,7 +250,7 @@ func (r *credentialsGroupResource) Read(ctx context.Context, req resource.ReadRe
 	ctx = tflog.SetField(ctx, "credentials_group_id", credentialsGroupId)
 	ctx = tflog.SetField(ctx, "region", region)
 	if region == "" {
-		region = r.providerData.Region
+		region = r.providerData.GetRegion()
 	}
 
 	found, err := readCredentialsGroups(ctx, &model, region, r.client)

stackit/internal/services/observability/credential/resource.go

@@ -75,7 +75,7 @@ func (r *credentialResource) Configure(ctx context.Context, req resource.Configu
 	} else {
 		apiClient, err = observability.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/observability/instance/datasource.go

@@ -62,7 +62,7 @@ func (d *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = observability.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/observability/instance/resource.go

@@ -364,7 +364,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = observability.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/observability/scrapeconfig/datasource.go

@@ -64,7 +64,7 @@ func (d *scrapeConfigDataSource) Configure(ctx context.Context, req datasource.C
 	} else {
 		apiClient, err = observability.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 	if err != nil {

stackit/internal/services/observability/scrapeconfig/resource.go

@@ -139,7 +139,7 @@ func (r *scrapeConfigResource) Configure(ctx context.Context, req resource.Confi
 	} else {
 		apiClient, err = observability.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/opensearch/credential/datasource.go

@@ -61,7 +61,7 @@ func (r *credentialDataSource) Configure(ctx context.Context, req datasource.Con
 	} else {
 		apiClient, err = opensearch.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/opensearch/credential/resource.go

@@ -83,7 +83,7 @@ func (r *credentialResource) Configure(ctx context.Context, req resource.Configu
 	} else {
 		apiClient, err = opensearch.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/opensearch/instance/datasource.go

@@ -61,7 +61,7 @@ func (r *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = opensearch.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/opensearch/instance/resource.go

@@ -125,7 +125,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = opensearch.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/postgresflex/database/datasource.go

@@ -60,7 +60,7 @@ func (r *databaseDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = postgresflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/postgresflex/database/resource.go

@@ -77,7 +77,7 @@ func (r *databaseResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = postgresflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/postgresflex/instance/datasource.go

@@ -63,7 +63,7 @@ func (r *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = postgresflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/postgresflex/instance/resource.go

@@ -117,7 +117,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = postgresflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/postgresflex/user/datasource.go

@@ -74,7 +74,7 @@ func (r *userDataSource) Configure(ctx context.Context, req datasource.Configure
 	} else {
 		apiClient, err = postgresflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/postgresflex/user/resource.go

@@ -87,7 +87,7 @@ func (r *userResource) Configure(ctx context.Context, req resource.ConfigureRequ
 	} else {
 		apiClient, err = postgresflex.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/rabbitmq/credential/datasource.go

@@ -61,7 +61,7 @@ func (r *credentialDataSource) Configure(ctx context.Context, req datasource.Con
 	} else {
 		apiClient, err = rabbitmq.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/rabbitmq/credential/resource.go

@@ -86,7 +86,7 @@ func (r *credentialResource) Configure(ctx context.Context, req resource.Configu
 	} else {
 		apiClient, err = rabbitmq.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/rabbitmq/instance/datasource.go

@@ -61,7 +61,7 @@ func (r *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = rabbitmq.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/rabbitmq/instance/resource.go

@@ -122,7 +122,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = rabbitmq.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/redis/credential/datasource.go

@@ -61,7 +61,7 @@ func (r *credentialDataSource) Configure(ctx context.Context, req datasource.Con
 	} else {
 		apiClient, err = redis.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/redis/credential/resource.go

@@ -83,7 +83,7 @@ func (r *credentialResource) Configure(ctx context.Context, req resource.Configu
 	} else {
 		apiClient, err = redis.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/redis/instance/datasource.go

@@ -61,7 +61,7 @@ func (r *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = redis.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/redis/instance/resource.go

@@ -141,7 +141,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = redis.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/secretsmanager/instance/datasource.go

@@ -61,7 +61,7 @@ func (r *instanceDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = secretsmanager.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/secretsmanager/instance/resource.go

@@ -80,7 +80,7 @@ func (r *instanceResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = secretsmanager.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/secretsmanager/user/datasource.go

@@ -72,7 +72,7 @@ func (r *userDataSource) Configure(ctx context.Context, req datasource.Configure
 	} else {
 		apiClient, err = secretsmanager.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/secretsmanager/user/resource.go

@@ -79,7 +79,7 @@ func (r *userResource) Configure(ctx context.Context, req resource.ConfigureRequ
 	} else {
 		apiClient, err = secretsmanager.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/serverbackup/schedule/resource.go

@@ -107,7 +107,7 @@ func (r *scheduleResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = serverbackup.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/serverbackup/schedule/schedule_datasource.go

@@ -78,7 +78,7 @@ func (r *scheduleDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = serverbackup.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/serverbackup/schedule/schedules_datasource.go

@@ -77,7 +77,7 @@ func (r *schedulesDataSource) Configure(ctx context.Context, req datasource.Conf
 	} else {
 		apiClient, err = serverbackup.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/serverupdate/schedule/resource.go

@@ -99,7 +99,7 @@ func (r *scheduleResource) Configure(ctx context.Context, req resource.Configure
 	} else {
 		apiClient, err = serverupdate.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/serverupdate/schedule/schedule_datasource.go

@@ -77,7 +77,7 @@ func (r *scheduleDataSource) Configure(ctx context.Context, req datasource.Confi
 	} else {
 		apiClient, err = serverupdate.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/serverupdate/schedule/schedules_datasource.go

@@ -77,7 +77,7 @@ func (r *schedulesDataSource) Configure(ctx context.Context, req datasource.Conf
 	} else {
 		apiClient, err = serverupdate.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/ske/cluster/datasource.go

@@ -60,7 +60,7 @@ func (r *clusterDataSource) Configure(ctx context.Context, req datasource.Config
 	} else {
 		apiClient, err = ske.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/ske/cluster/resource.go

@@ -267,7 +267,7 @@ func (r *clusterResource) Configure(ctx context.Context, req resource.ConfigureR
 	} else {
 		skeClient, err = ske.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 
@@ -284,7 +284,7 @@ func (r *clusterResource) Configure(ctx context.Context, req resource.ConfigureR
 	} else {
 		enablementClient, err = serviceenablement.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/ske/kubeconfig/resource.go

@@ -86,7 +86,7 @@ func (r *kubeconfigResource) Configure(ctx context.Context, req resource.Configu
 	} else {
 		apiClient, err = ske.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/ske/project/datasource.go

@@ -62,7 +62,7 @@ func (r *projectDataSource) Configure(ctx context.Context, req datasource.Config
 	} else {
 		apiClient, err = ske.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 
@@ -79,7 +79,7 @@ func (r *projectDataSource) Configure(ctx context.Context, req datasource.Config
 	} else {
 		enablementClient, err = serviceenablement.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 

stackit/internal/services/ske/project/resource.go

@@ -74,7 +74,7 @@ func (r *projectResource) Configure(ctx context.Context, req resource.ConfigureR
 	} else {
 		apiClient, err = ske.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}
 
@@ -91,7 +91,7 @@ func (r *projectResource) Configure(ctx context.Context, req resource.ConfigureR
 	} else {
 		enablementClient, err = serviceenablement.NewAPIClient(
 			config.WithCustomAuth(providerData.RoundTripper),
-			config.WithRegion(providerData.Region),
+			config.WithRegion(providerData.GetRegion()),
 		)
 	}