feat(observability): add description to credential resource (#992)

relates to STACKITTPR-333, #974

docs/resources/observability_credential.md

@@ -16,6 +16,7 @@ Observability credential resource schema. Must have a `region` specified in the
 resource "stackit_observability_credential" "example" {
   project_id  = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
   instance_id = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
+  description = "Description of the credential."
 }
 ```
 
@@ -27,6 +28,10 @@ resource "stackit_observability_credential" "example" {
 - `instance_id` (String) The Observability Instance ID the credential belongs to.
 - `project_id` (String) STACKIT project ID to which the credential is associated.
 
+### Optional
+
+- `description` (String) A description of the credential.
+
 ### Read-Only
 
 - `id` (String) Terraform's internal resource ID. It is structured as "`project_id`,`instance_id`,`username`".

examples/resources/stackit_observability_credential/resource.tf

@@ -1,4 +1,5 @@
 resource "stackit_observability_credential" "example" {
   project_id  = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
   instance_id = "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
+  description = "Description of the credential."
 }

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

@@ -29,11 +29,12 @@ var (
 )
 
 type Model struct {
-	Id         types.String `tfsdk:"id"`
-	ProjectId  types.String `tfsdk:"project_id"`
-	InstanceId types.String `tfsdk:"instance_id"`
-	Username   types.String `tfsdk:"username"`
-	Password   types.String `tfsdk:"password"`
+	Id          types.String `tfsdk:"id"`
+	ProjectId   types.String `tfsdk:"project_id"`
+	InstanceId  types.String `tfsdk:"instance_id"`
+	Description types.String `tfsdk:"description"`
+	Username    types.String `tfsdk:"username"`
+	Password    types.String `tfsdk:"password"`
 }
 
 // NewCredentialResource is a helper function to simplify the provider implementation.
@@ -97,6 +98,13 @@ func (r *credentialResource) Schema(_ context.Context, _ resource.SchemaRequest,
 					stringplanmodifier.RequiresReplace(),
 				},
 			},
+			"description": schema.StringAttribute{
+				Description: "A description of the credential.",
+				Optional:    true,
+				PlanModifiers: []planmodifier.String{
+					stringplanmodifier.RequiresReplace(),
+				},
+			},
 			"username": schema.StringAttribute{
 				Description: "Credential username",
 				Computed:    true,
@@ -130,8 +138,13 @@ func (r *credentialResource) Create(ctx context.Context, req resource.CreateRequ
 
 	projectId := model.ProjectId.ValueString()
 	instanceId := model.InstanceId.ValueString()
+	description := model.Description.ValueStringPointer()
 
-	got, err := r.client.CreateCredentials(ctx, instanceId, projectId).Execute()
+	got, err := r.client.CreateCredentials(ctx, instanceId, projectId).CreateCredentialsPayload(
+		observability.CreateCredentialsPayload{
+			Description: description,
+		},
+	).Execute()
 	if err != nil {
 		core.LogAndAddError(ctx, &resp.Diagnostics, "Error creating credential", fmt.Sprintf("Calling API: %v", err))
 		return

stackit/internal/services/observability/observability_acc_test.go

@@ -104,6 +104,8 @@ var testConfigVarsMax = config.Variables{
 	"match":                                  config.StringVariable("alert1"),
 	"match_regex":                            config.StringVariable("alert1"),
 	"matchers":                               config.StringVariable("instance =~ \".*\""),
+	// credential
+	"credential_description": config.StringVariable("This is a description for the test credential."),
 	// logalertgroup
 	"logalertgroup_for_time":   config.StringVariable("60s"),
 	"logalertgroup_label":      config.StringVariable("label1"),
@@ -194,6 +196,7 @@ func TestAccResourceMin(t *testing.T) {
 						"stackit_observability_instance.instance", "instance_id",
 						"stackit_observability_credential.credential", "instance_id",
 					),
+					resource.TestCheckNoResourceAttr("stackit_observability_credential.credential", "description"),
 					resource.TestCheckResourceAttrSet("stackit_observability_credential.credential", "username"),
 					resource.TestCheckResourceAttrSet("stackit_observability_credential.credential", "password"),
 
@@ -436,6 +439,7 @@ func TestAccResourceMin(t *testing.T) {
 						"stackit_observability_instance.instance", "instance_id",
 						"stackit_observability_credential.credential", "instance_id",
 					),
+					resource.TestCheckNoResourceAttr("stackit_observability_credential.credential", "description"),
 					resource.TestCheckResourceAttrSet("stackit_observability_credential.credential", "username"),
 					resource.TestCheckResourceAttrSet("stackit_observability_credential.credential", "password"),
 
@@ -575,6 +579,7 @@ func TestAccResourceMax(t *testing.T) {
 						"stackit_observability_instance.instance", "instance_id",
 						"stackit_observability_credential.credential", "instance_id",
 					),
+					resource.TestCheckResourceAttr("stackit_observability_credential.credential", "description", testutil.ConvertConfigVariable(testConfigVarsMax["credential_description"])),
 					resource.TestCheckResourceAttrSet("stackit_observability_credential.credential", "username"),
 					resource.TestCheckResourceAttrSet("stackit_observability_credential.credential", "password"),
 
@@ -966,6 +971,7 @@ func TestAccResourceMax(t *testing.T) {
 						"stackit_observability_instance.instance", "instance_id",
 						"stackit_observability_credential.credential", "instance_id",
 					),
+					resource.TestCheckResourceAttr("stackit_observability_credential.credential", "description", testutil.ConvertConfigVariable(testConfigVarsMax["credential_description"])),
 					resource.TestCheckResourceAttrSet("stackit_observability_credential.credential", "username"),
 					resource.TestCheckResourceAttrSet("stackit_observability_credential.credential", "password"),
 

stackit/internal/services/observability/testdata/resource-max.tf

@@ -47,6 +47,8 @@ variable "match" {}
 variable "match_regex" {}
 variable "matchers" {}
 
+variable "credential_description" {}
+
 variable "logalertgroup_name" {}
 variable "logalertgroup_alert" {}
 variable "logalertgroup_expression" {}
@@ -91,6 +93,7 @@ resource "stackit_observability_alertgroup" "alertgroup" {
 resource "stackit_observability_credential" "credential" {
   project_id  = var.project_id
   instance_id = stackit_observability_instance.instance.instance_id
+  description = var.credential_description
 }
 
 resource "stackit_observability_instance" "instance" {