feat: implement environment and package resources via fission CRD
This commit is contained in:
Naeel
@@ -2,14 +2,34 @@ package resources
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import (
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"context"
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"fmt"
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"github.com/hashicorp/terraform-plugin-framework/resource"
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"github.com/hashicorp/terraform-plugin-framework/resource/schema"
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"github.com/hashicorp/terraform-plugin-framework/resource/schema/int64default"
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"github.com/hashicorp/terraform-plugin-framework/types"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"terraform-provider-fission/internal/client"
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)
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var _ resource.Resource = &EnvironmentResource{}
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type EnvironmentResource struct{}
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// Изменено: 2026-04-14 19:15 UTC.
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// Resource для управления Fission Environment через Kubernetes CRD API.
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type EnvironmentResource struct {
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client *client.Client
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}
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type environmentResourceModel struct {
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ID types.String `tfsdk:"id"`
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Name types.String `tfsdk:"name"`
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Image types.String `tfsdk:"image"`
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Version types.Int64 `tfsdk:"version"`
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PoolSize types.Int64 `tfsdk:"poolsize"`
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Namespace types.String `tfsdk:"namespace"`
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UID types.String `tfsdk:"uid"`
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}
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func NewEnvironmentResource() resource.Resource {
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return &EnvironmentResource{}
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@@ -20,11 +40,205 @@ func (r *EnvironmentResource) Metadata(_ context.Context, req resource.MetadataR
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}
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func (r *EnvironmentResource) Schema(_ context.Context, _ resource.SchemaRequest, resp *resource.SchemaResponse) {
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resp.Schema = schema.Schema{}
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resp.Schema = schema.Schema{
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Attributes: map[string]schema.Attribute{
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"id": schema.StringAttribute{
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Computed: true,
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Description: "Идентификатор ресурса (namespace/name).",
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},
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"name": schema.StringAttribute{
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Required: true,
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Description: "Имя Fission Environment.",
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},
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"image": schema.StringAttribute{
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Required: true,
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Description: "Runtime image для Environment (например ghcr.io/fission/python-env).",
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},
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"version": schema.Int64Attribute{
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Optional: true,
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Computed: true,
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Default: int64default.StaticInt64(3),
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Description: "Версия спецификации Environment.",
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},
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"poolsize": schema.Int64Attribute{
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Optional: true,
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Computed: true,
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Default: int64default.StaticInt64(3),
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Description: "Размер пула pre-warmed контейнеров.",
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},
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"namespace": schema.StringAttribute{
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Optional: true,
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Computed: true,
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Description: "Namespace, где создается Environment. По умолчанию используется provider namespace.",
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},
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"uid": schema.StringAttribute{
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Computed: true,
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Description: "UID Kubernetes объекта Environment.",
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},
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},
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}
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}
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func (r *EnvironmentResource) Configure(_ context.Context, _ resource.ConfigureRequest, _ *resource.ConfigureResponse) {}
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func (r *EnvironmentResource) Create(_ context.Context, _ resource.CreateRequest, _ *resource.CreateResponse) {}
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func (r *EnvironmentResource) Read(_ context.Context, _ resource.ReadRequest, _ *resource.ReadResponse) {}
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func (r *EnvironmentResource) Update(_ context.Context, _ resource.UpdateRequest, _ *resource.UpdateResponse) {}
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func (r *EnvironmentResource) Delete(_ context.Context, _ resource.DeleteRequest, _ *resource.DeleteResponse) {}
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// Configure получает клиент из provider.Configure().
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func (r *EnvironmentResource) Configure(_ context.Context, req resource.ConfigureRequest, resp *resource.ConfigureResponse) {
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if req.ProviderData == nil {
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return
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}
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fissionClient, ok := req.ProviderData.(*client.Client)
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if !ok {
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resp.Diagnostics.AddError(
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"Некорректный тип provider data",
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fmt.Sprintf("Ожидался *client.Client, получен: %T", req.ProviderData),
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)
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return
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}
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r.client = fissionClient
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}
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// Create создает новый Environment CRD объект.
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func (r *EnvironmentResource) Create(ctx context.Context, req resource.CreateRequest, resp *resource.CreateResponse) {
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var plan environmentResourceModel
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resp.Diagnostics.Append(req.Plan.Get(ctx, &plan)...)
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if resp.Diagnostics.HasError() {
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return
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}
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namespace := plan.Namespace.ValueString()
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if namespace == "" {
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namespace = r.client.Namespace
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}
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environmentObject := environmentToUnstructured(plan, namespace)
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createdEnvironment, err := r.client.CreateEnvironment(ctx, environmentObject)
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if err != nil {
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resp.Diagnostics.AddError("Ошибка создания Fission Environment", err.Error())
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return
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}
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state := unstructuredToEnvironmentModel(createdEnvironment, plan)
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resp.Diagnostics.Append(resp.State.Set(ctx, &state)...)
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}
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// Read синхронизирует Terraform state с текущим состоянием CRD.
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func (r *EnvironmentResource) Read(ctx context.Context, req resource.ReadRequest, resp *resource.ReadResponse) {
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var state environmentResourceModel
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resp.Diagnostics.Append(req.State.Get(ctx, &state)...)
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if resp.Diagnostics.HasError() {
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return
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}
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namespace := state.Namespace.ValueString()
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if namespace == "" {
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namespace = r.client.Namespace
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}
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environmentObject, err := r.client.GetEnvironment(ctx, namespace, state.Name.ValueString())
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if err != nil {
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if client.IsNotFound(err) {
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resp.State.RemoveResource(ctx)
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return
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}
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resp.Diagnostics.AddError("Ошибка чтения Fission Environment", err.Error())
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return
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}
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updatedState := unstructuredToEnvironmentModel(environmentObject, state)
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resp.Diagnostics.Append(resp.State.Set(ctx, &updatedState)...)
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}
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// Update обновляет существующий Environment CRD объект.
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func (r *EnvironmentResource) Update(ctx context.Context, req resource.UpdateRequest, resp *resource.UpdateResponse) {
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var plan environmentResourceModel
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resp.Diagnostics.Append(req.Plan.Get(ctx, &plan)...)
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if resp.Diagnostics.HasError() {
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return
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}
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namespace := plan.Namespace.ValueString()
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if namespace == "" {
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namespace = r.client.Namespace
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}
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environmentObject := environmentToUnstructured(plan, namespace)
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existingEnvironment, err := r.client.GetEnvironment(ctx, namespace, plan.Name.ValueString())
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if err != nil {
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resp.Diagnostics.AddError("Ошибка получения Environment перед обновлением", err.Error())
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return
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}
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environmentObject.SetResourceVersion(existingEnvironment.GetResourceVersion())
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updatedEnvironment, err := r.client.UpdateEnvironment(ctx, environmentObject)
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if err != nil {
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resp.Diagnostics.AddError("Ошибка обновления Fission Environment", err.Error())
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return
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}
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state := unstructuredToEnvironmentModel(updatedEnvironment, plan)
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resp.Diagnostics.Append(resp.State.Set(ctx, &state)...)
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}
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// Delete удаляет Environment CRD объект.
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func (r *EnvironmentResource) Delete(ctx context.Context, req resource.DeleteRequest, resp *resource.DeleteResponse) {
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var state environmentResourceModel
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resp.Diagnostics.Append(req.State.Get(ctx, &state)...)
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if resp.Diagnostics.HasError() {
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return
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}
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namespace := state.Namespace.ValueString()
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if namespace == "" {
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namespace = r.client.Namespace
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}
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err := r.client.DeleteEnvironment(ctx, namespace, state.Name.ValueString())
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if err != nil && !client.IsNotFound(err) {
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resp.Diagnostics.AddError("Ошибка удаления Fission Environment", err.Error())
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}
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}
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// environmentToUnstructured преобразует Terraform model в Kubernetes CRD payload.
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func environmentToUnstructured(model environmentResourceModel, namespace string) *unstructured.Unstructured {
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return &unstructured.Unstructured{Object: map[string]interface{}{
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"apiVersion": "fission.io/v1",
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"kind": "Environment",
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"metadata": map[string]interface{}{
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"name": model.Name.ValueString(),
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"namespace": namespace,
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},
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"spec": map[string]interface{}{
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"version": model.Version.ValueInt64(),
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"runtime": map[string]interface{}{
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"image": model.Image.ValueString(),
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},
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"poolsize": model.PoolSize.ValueInt64(),
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},
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}}
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}
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// unstructuredToEnvironmentModel читает нужные поля из CRD объекта обратно в Terraform state.
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func unstructuredToEnvironmentModel(environmentObject *unstructured.Unstructured, base environmentResourceModel) environmentResourceModel {
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imageValue, _, _ := unstructured.NestedString(environmentObject.Object, "spec", "runtime", "image")
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versionValue, _, _ := unstructured.NestedInt64(environmentObject.Object, "spec", "version")
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poolsizeValue, _, _ := unstructured.NestedInt64(environmentObject.Object, "spec", "poolsize")
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state := base
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state.Name = types.StringValue(environmentObject.GetName())
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state.Namespace = types.StringValue(environmentObject.GetNamespace())
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state.ID = types.StringValue(fmt.Sprintf("%s/%s", environmentObject.GetNamespace(), environmentObject.GetName()))
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state.UID = types.StringValue(string(environmentObject.GetUID()))
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if imageValue != "" {
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state.Image = types.StringValue(imageValue)
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}
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if versionValue != 0 {
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state.Version = types.Int64Value(versionValue)
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}
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if poolsizeValue != 0 {
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state.PoolSize = types.Int64Value(poolsizeValue)
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}
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return state
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}
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