316 lines
11 KiB
Go
316 lines
11 KiB
Go
package server
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import (
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"context"
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"fmt"
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"net/http"
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"strings"
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"time"
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"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/conversion"
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iaasUtils "github.com/stackitcloud/terraform-provider-stackit/stackit/internal/services/iaas/utils"
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"github.com/hashicorp/terraform-plugin-framework/attr"
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"github.com/hashicorp/terraform-plugin-framework/datasource"
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"github.com/hashicorp/terraform-plugin-framework/datasource/schema"
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"github.com/hashicorp/terraform-plugin-framework/schema/validator"
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"github.com/hashicorp/terraform-plugin-framework/types"
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"github.com/hashicorp/terraform-plugin-framework/types/basetypes"
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"github.com/hashicorp/terraform-plugin-log/tflog"
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"github.com/stackitcloud/stackit-sdk-go/services/iaas"
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"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/core"
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"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/utils"
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"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/validate"
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)
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// Ensure the implementation satisfies the expected interfaces.
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var (
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_ datasource.DataSource = &serverDataSource{}
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)
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type DataSourceModel struct {
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Id types.String `tfsdk:"id"` // needed by TF
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ProjectId types.String `tfsdk:"project_id"`
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ServerId types.String `tfsdk:"server_id"`
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MachineType types.String `tfsdk:"machine_type"`
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Name types.String `tfsdk:"name"`
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AvailabilityZone types.String `tfsdk:"availability_zone"`
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BootVolume types.Object `tfsdk:"boot_volume"`
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ImageId types.String `tfsdk:"image_id"`
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NetworkInterfaces types.List `tfsdk:"network_interfaces"`
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KeypairName types.String `tfsdk:"keypair_name"`
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Labels types.Map `tfsdk:"labels"`
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AffinityGroup types.String `tfsdk:"affinity_group"`
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UserData types.String `tfsdk:"user_data"`
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CreatedAt types.String `tfsdk:"created_at"`
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LaunchedAt types.String `tfsdk:"launched_at"`
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UpdatedAt types.String `tfsdk:"updated_at"`
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}
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var bootVolumeDataTypes = map[string]attr.Type{
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"id": basetypes.StringType{},
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"delete_on_termination": basetypes.BoolType{},
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}
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// NewServerDataSource is a helper function to simplify the provider implementation.
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func NewServerDataSource() datasource.DataSource {
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return &serverDataSource{}
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}
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// serverDataSource is the data source implementation.
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type serverDataSource struct {
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client *iaas.APIClient
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}
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// Metadata returns the data source type name.
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func (d *serverDataSource) Metadata(_ context.Context, req datasource.MetadataRequest, resp *datasource.MetadataResponse) {
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resp.TypeName = req.ProviderTypeName + "_server"
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}
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func (d *serverDataSource) Configure(ctx context.Context, req datasource.ConfigureRequest, resp *datasource.ConfigureResponse) {
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providerData, ok := conversion.ParseProviderData(ctx, req.ProviderData, &resp.Diagnostics)
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if !ok {
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return
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}
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apiClient := iaasUtils.ConfigureClient(ctx, &providerData, &resp.Diagnostics)
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if resp.Diagnostics.HasError() {
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return
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}
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d.client = apiClient
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tflog.Info(ctx, "iaas client configured")
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}
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// Schema defines the schema for the datasource.
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func (r *serverDataSource) Schema(_ context.Context, _ datasource.SchemaRequest, resp *datasource.SchemaResponse) {
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description := "Server datasource schema. Must have a `region` specified in the provider configuration."
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resp.Schema = schema.Schema{
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MarkdownDescription: description,
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Description: description,
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Attributes: map[string]schema.Attribute{
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"id": schema.StringAttribute{
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Description: "Terraform's internal resource ID. It is structured as \"`project_id`,`server_id`\".",
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Computed: true,
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},
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"project_id": schema.StringAttribute{
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Description: "STACKIT project ID to which the server is associated.",
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Required: true,
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Validators: []validator.String{
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validate.UUID(),
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validate.NoSeparator(),
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},
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},
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"server_id": schema.StringAttribute{
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Description: "The server ID.",
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Required: true,
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Validators: []validator.String{
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validate.UUID(),
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validate.NoSeparator(),
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},
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},
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"name": schema.StringAttribute{
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Description: "The name of the server.",
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Computed: true,
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},
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"machine_type": schema.StringAttribute{
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MarkdownDescription: "Name of the type of the machine for the server. Possible values are documented in [Virtual machine flavors](https://docs.stackit.cloud/stackit/en/virtual-machine-flavors-75137231.html)",
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Computed: true,
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},
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"availability_zone": schema.StringAttribute{
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Description: "The availability zone of the server.",
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Computed: true,
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},
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"boot_volume": schema.SingleNestedAttribute{
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Description: "The boot volume for the server",
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Computed: true,
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Attributes: map[string]schema.Attribute{
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"id": schema.StringAttribute{
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Description: "The ID of the boot volume",
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Computed: true,
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},
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"delete_on_termination": schema.BoolAttribute{
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Description: "Delete the volume during the termination of the server.",
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Computed: true,
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},
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},
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},
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"image_id": schema.StringAttribute{
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Description: "The image ID to be used for an ephemeral disk on the server.",
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Computed: true,
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},
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"network_interfaces": schema.ListAttribute{
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Description: "The IDs of network interfaces which should be attached to the server. Updating it will recreate the server.",
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Computed: true,
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ElementType: types.StringType,
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},
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"keypair_name": schema.StringAttribute{
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Description: "The name of the keypair used during server creation.",
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Computed: true,
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},
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"labels": schema.MapAttribute{
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Description: "Labels are key-value string pairs which can be attached to a resource container",
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ElementType: types.StringType,
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Computed: true,
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},
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"affinity_group": schema.StringAttribute{
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Description: "The affinity group the server is assigned to.",
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Computed: true,
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},
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"user_data": schema.StringAttribute{
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Description: "User data that is passed via cloud-init to the server.",
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Computed: true,
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},
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"created_at": schema.StringAttribute{
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Description: "Date-time when the server was created",
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Computed: true,
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},
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"launched_at": schema.StringAttribute{
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Description: "Date-time when the server was launched",
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Computed: true,
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},
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"updated_at": schema.StringAttribute{
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Description: "Date-time when the server was updated",
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Computed: true,
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},
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},
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}
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}
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// // Read refreshes the Terraform state with the latest data.
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func (r *serverDataSource) Read(ctx context.Context, req datasource.ReadRequest, resp *datasource.ReadResponse) { // nolint:gocritic // function signature required by Terraform
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var model DataSourceModel
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diags := req.Config.Get(ctx, &model)
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resp.Diagnostics.Append(diags...)
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if resp.Diagnostics.HasError() {
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return
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}
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projectId := model.ProjectId.ValueString()
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serverId := model.ServerId.ValueString()
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ctx = tflog.SetField(ctx, "project_id", projectId)
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ctx = tflog.SetField(ctx, "server_id", serverId)
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serverReq := r.client.GetServer(ctx, projectId, serverId)
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serverReq = serverReq.Details(true)
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serverResp, err := serverReq.Execute()
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if err != nil {
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utils.LogError(
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ctx,
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&resp.Diagnostics,
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err,
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"Reading server",
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fmt.Sprintf("Server with ID %q does not exist in project %q.", serverId, projectId),
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map[int]string{
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http.StatusForbidden: fmt.Sprintf("Project with ID %q not found or forbidden access", projectId),
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},
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)
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resp.State.RemoveResource(ctx)
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return
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}
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// Map response body to schema
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err = mapDataSourceFields(ctx, serverResp, &model)
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if err != nil {
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core.LogAndAddError(ctx, &resp.Diagnostics, "Error reading server", fmt.Sprintf("Processing API payload: %v", err))
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return
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}
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// Set refreshed state
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diags = resp.State.Set(ctx, model)
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resp.Diagnostics.Append(diags...)
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if resp.Diagnostics.HasError() {
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return
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}
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tflog.Info(ctx, "server read")
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}
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func mapDataSourceFields(ctx context.Context, serverResp *iaas.Server, model *DataSourceModel) error {
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if serverResp == nil {
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return fmt.Errorf("response input is nil")
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}
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if model == nil {
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return fmt.Errorf("model input is nil")
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}
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var serverId string
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if model.ServerId.ValueString() != "" {
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serverId = model.ServerId.ValueString()
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} else if serverResp.Id != nil {
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serverId = *serverResp.Id
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} else {
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return fmt.Errorf("server id not present")
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}
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idParts := []string{
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model.ProjectId.ValueString(),
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serverId,
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}
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model.Id = types.StringValue(
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strings.Join(idParts, core.Separator),
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)
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labels, err := iaasUtils.MapLabels(ctx, serverResp.Labels, model.Labels)
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if err != nil {
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return err
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}
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var createdAt basetypes.StringValue
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if serverResp.CreatedAt != nil {
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createdAtValue := *serverResp.CreatedAt
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createdAt = types.StringValue(createdAtValue.Format(time.RFC3339))
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}
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var updatedAt basetypes.StringValue
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if serverResp.UpdatedAt != nil {
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updatedAtValue := *serverResp.UpdatedAt
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updatedAt = types.StringValue(updatedAtValue.Format(time.RFC3339))
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}
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var launchedAt basetypes.StringValue
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if serverResp.LaunchedAt != nil {
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launchedAtValue := *serverResp.LaunchedAt
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launchedAt = types.StringValue(launchedAtValue.Format(time.RFC3339))
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}
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if serverResp.Nics != nil {
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var respNics []string
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for _, nic := range *serverResp.Nics {
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respNics = append(respNics, *nic.NicId)
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}
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nicTF, diags := types.ListValueFrom(ctx, types.StringType, respNics)
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if diags.HasError() {
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return fmt.Errorf("failed to map networkInterfaces: %w", core.DiagsToError(diags))
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}
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model.NetworkInterfaces = nicTF
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} else {
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model.NetworkInterfaces = types.ListNull(types.StringType)
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}
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if serverResp.BootVolume != nil {
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bootVolume, diags := types.ObjectValue(bootVolumeDataTypes, map[string]attr.Value{
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"id": types.StringPointerValue(serverResp.BootVolume.Id),
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"delete_on_termination": types.BoolPointerValue(serverResp.BootVolume.DeleteOnTermination),
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})
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if diags.HasError() {
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return fmt.Errorf("failed to map bootVolume: %w", core.DiagsToError(diags))
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}
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model.BootVolume = bootVolume
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} else {
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model.BootVolume = types.ObjectNull(bootVolumeDataTypes)
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}
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if serverResp.UserData != nil && len(*serverResp.UserData) > 0 {
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model.UserData = types.StringValue(string(*serverResp.UserData))
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}
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model.AvailabilityZone = types.StringPointerValue(serverResp.AvailabilityZone)
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model.ServerId = types.StringValue(serverId)
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model.MachineType = types.StringPointerValue(serverResp.MachineType)
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model.Name = types.StringPointerValue(serverResp.Name)
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model.Labels = labels
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model.ImageId = types.StringPointerValue(serverResp.ImageId)
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model.KeypairName = types.StringPointerValue(serverResp.KeypairName)
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model.AffinityGroup = types.StringPointerValue(serverResp.AffinityGroup)
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model.CreatedAt = createdAt
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model.UpdatedAt = updatedAt
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model.LaunchedAt = launchedAt
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return nil
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}
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