Object Storage: implement bucket

go.mod

@@ -15,7 +15,8 @@ require (
 	github.com/stackitcloud/stackit-sdk-go/services/dns v0.2.0
 	github.com/stackitcloud/stackit-sdk-go/services/logme v0.2.0
 	github.com/stackitcloud/stackit-sdk-go/services/mariadb v0.2.0
-	github.com/stackitcloud/stackit-sdk-go/services/opensearch v0.3.0
+	github.com/stackitcloud/stackit-sdk-go/services/objectstorage v0.2.0
+	github.com/stackitcloud/stackit-sdk-go/services/opensearch v0.2.0
 	github.com/stackitcloud/stackit-sdk-go/services/postgresflex v0.1.0
 	github.com/stackitcloud/stackit-sdk-go/services/postgresql v0.3.0
 	github.com/stackitcloud/stackit-sdk-go/services/rabbitmq v0.2.0

go.sum

@@ -130,8 +130,10 @@ github.com/stackitcloud/stackit-sdk-go/services/logme v0.2.0 h1:DzG8h4irPUWUxa+s
 github.com/stackitcloud/stackit-sdk-go/services/logme v0.2.0/go.mod h1:KkWI0vWfBHRepIrH0VT2e1xwf1WaaNb/zPfSTRXAXjs=
 github.com/stackitcloud/stackit-sdk-go/services/mariadb v0.2.0 h1:lnqYVQ1kjMDJSVvKJjZW8eY1adWXlCiX5jIXyn2lOzg=
 github.com/stackitcloud/stackit-sdk-go/services/mariadb v0.2.0/go.mod h1:uTotoums0lfsmlTQVP5bYz4wWmfWlLuFx9i1ZzAyAkA=
-github.com/stackitcloud/stackit-sdk-go/services/opensearch v0.3.0 h1:32mjinxJ7xfdlTKShmyvfMU7BXI11DiV+W4SdkRL63o=
-github.com/stackitcloud/stackit-sdk-go/services/opensearch v0.3.0/go.mod h1:syCy6+8GsJu9lHyhN0Qeg66AgTv5LjlgtppbOVFIaPc=
+github.com/stackitcloud/stackit-sdk-go/services/objectstorage v0.2.0 h1:Nf7HFWSTrD/A1ZudSSu8LaaOYN+4607D1qWNRtZuo8Y=
+github.com/stackitcloud/stackit-sdk-go/services/objectstorage v0.2.0/go.mod h1:H0B0VBzyW90ksuG+Bu9iqOan80paw+J6Ik9AZuiz9M0=
+github.com/stackitcloud/stackit-sdk-go/services/opensearch v0.2.0 h1:pONEMH+p9xR1ACDEH6E1Jl5dnU1DixoJGD2iPWQOVuI=
+github.com/stackitcloud/stackit-sdk-go/services/opensearch v0.2.0/go.mod h1:pTTPSxx/BpcAm0ttcH+g4AiovC+oT7lXqca2C1XOxzY=
 github.com/stackitcloud/stackit-sdk-go/services/postgresflex v0.1.0 h1:vm3AgvTA6TaHd0WpmzKT6HY6fSLOJUNPslqeLByO5P4=
 github.com/stackitcloud/stackit-sdk-go/services/postgresflex v0.1.0/go.mod h1:sPEBUNRxaEsyhVOQKZrUdebexVX/z1RbvUFXxXOrICo=
 github.com/stackitcloud/stackit-sdk-go/services/postgresql v0.3.0 h1:svBOTZ4yOG3LFqBQbUoSkY1v4GWH9fG3VqyO5hQqGVQ=

stackit/internal/core/core.go

@@ -23,6 +23,7 @@ type ProviderData struct {
 	LogMeCustomEndpoint           string
 	RabbitMQCustomEndpoint        string
 	MariaDBCustomEndpoint         string
+	ObjectStorageCustomEndpoint   string
 	OpenSearchCustomEndpoint      string
 	RedisCustomEndpoint           string
 	ArgusCustomEndpoint           string

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

@@ -0,0 +1,150 @@
+package objectstorage
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/hashicorp/terraform-plugin-framework/datasource"
+	"github.com/hashicorp/terraform-plugin-framework/schema/validator"
+	"github.com/hashicorp/terraform-plugin-log/tflog"
+	"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/core"
+	"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/validate"
+
+	"github.com/hashicorp/terraform-plugin-framework/datasource/schema"
+	"github.com/stackitcloud/stackit-sdk-go/core/config"
+	"github.com/stackitcloud/stackit-sdk-go/services/objectstorage"
+)
+
+// Ensure the implementation satisfies the expected interfaces.
+var (
+	_ datasource.DataSource = &bucketDataSource{}
+)
+
+// NewBucketDataSource is a helper function to simplify the provider implementation.
+func NewBucketDataSource() datasource.DataSource {
+	return &bucketDataSource{}
+}
+
+// bucketDataSource is the data source implementation.
+type bucketDataSource struct {
+	client *objectstorage.APIClient
+}
+
+// Metadata returns the data source type name.
+func (r *bucketDataSource) Metadata(_ context.Context, req datasource.MetadataRequest, resp *datasource.MetadataResponse) {
+	resp.TypeName = req.ProviderTypeName + "_objectstorage_bucket"
+}
+
+// Configure adds the provider configured client to the data source.
+func (r *bucketDataSource) Configure(ctx context.Context, req datasource.ConfigureRequest, resp *datasource.ConfigureResponse) {
+	// Prevent panic if the provider has not been configured.
+	if req.ProviderData == nil {
+		return
+	}
+
+	providerData, ok := req.ProviderData.(core.ProviderData)
+	if !ok {
+		core.LogAndAddError(ctx, &resp.Diagnostics, "Error configuring API client", fmt.Sprintf("Expected configure type stackit.ProviderData, got %T", req.ProviderData))
+		return
+	}
+
+	var apiClient *objectstorage.APIClient
+	var err error
+	if providerData.ObjectStorageCustomEndpoint != "" {
+		apiClient, err = objectstorage.NewAPIClient(
+			config.WithCustomAuth(providerData.RoundTripper),
+			config.WithEndpoint(providerData.ObjectStorageCustomEndpoint),
+		)
+	} else {
+		apiClient, err = objectstorage.NewAPIClient(
+			config.WithCustomAuth(providerData.RoundTripper),
+			config.WithRegion(providerData.Region),
+		)
+	}
+
+	if err != nil {
+		core.LogAndAddError(ctx, &resp.Diagnostics, "Error configuring API client", fmt.Sprintf("Configuring client: %v", err))
+		return
+	}
+
+	r.client = apiClient
+	tflog.Info(ctx, "ObjectStorage bucket client configured")
+}
+
+// Schema defines the schema for the data source.
+func (r *bucketDataSource) Schema(_ context.Context, _ datasource.SchemaRequest, resp *datasource.SchemaResponse) {
+	descriptions := map[string]string{
+		"main":                     "ObjectStorage credentials data source schema.",
+		"id":                       "Terraform's internal data source identifier. It is structured as \"`project_id`,`bucket_name`\".",
+		"bucket_name":              "The bucket name. It must be DNS conform.",
+		"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.",
+	}
+
+	resp.Schema = schema.Schema{
+		Description: descriptions["main"],
+		Attributes: map[string]schema.Attribute{
+			"id": schema.StringAttribute{
+				Description: descriptions["id"],
+				Computed:    true,
+			},
+			"bucket_name": schema.StringAttribute{
+				Description: descriptions["bucket_name"],
+				Required:    true,
+				Validators: []validator.String{
+					validate.NoSeparator(),
+				},
+			},
+			"project_id": schema.StringAttribute{
+				Description: descriptions["project_id"],
+				Required:    true,
+				Validators: []validator.String{
+					validate.UUID(),
+					validate.NoSeparator(),
+				},
+			},
+			"url_path_style": schema.StringAttribute{
+				Computed: true,
+			},
+			"url_virtual_hosted_style": schema.StringAttribute{
+				Computed: true,
+			},
+		},
+	}
+}
+
+// Read refreshes the Terraform state with the latest data.
+func (r *bucketDataSource) Read(ctx context.Context, req datasource.ReadRequest, resp *datasource.ReadResponse) { // nolint:gocritic // function signature required by Terraform
+	var model Model
+	diags := req.Config.Get(ctx, &model)
+	resp.Diagnostics.Append(diags...)
+	if resp.Diagnostics.HasError() {
+		return
+	}
+	projectId := model.ProjectId.ValueString()
+	bucketName := model.BucketName.ValueString()
+	ctx = tflog.SetField(ctx, "project_id", projectId)
+	ctx = tflog.SetField(ctx, "bucket_name", bucketName)
+
+	bucketResp, err := r.client.GetBucket(ctx, projectId, bucketName).Execute()
+	if err != nil {
+		core.LogAndAddError(ctx, &resp.Diagnostics, "Error reading bucket", fmt.Sprintf("Calling API: %v", err))
+		return
+	}
+
+	// Map response body to schema
+	err = mapFields(bucketResp, &model)
+	if err != nil {
+		core.LogAndAddError(ctx, &resp.Diagnostics, "Error reading bucket", fmt.Sprintf("Processing API payload: %v", err))
+		return
+	}
+
+	// Set refreshed state
+	diags = resp.State.Set(ctx, model)
+	resp.Diagnostics.Append(diags...)
+	if resp.Diagnostics.HasError() {
+		return
+	}
+	tflog.Info(ctx, "ObjectStorage bucket read")
+}