Files
fission-console/terraform/provider/internal/resources/http_trigger_resource.go
T

303 lines
11 KiB
Go

package resources
import (
"context"
"fmt"
"github.com/hashicorp/terraform-plugin-framework/path"
"github.com/hashicorp/terraform-plugin-framework/resource"
"github.com/hashicorp/terraform-plugin-framework/resource/schema"
"github.com/hashicorp/terraform-plugin-framework/resource/schema/booldefault"
"github.com/hashicorp/terraform-plugin-framework/types"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"terraform-provider-fission/internal/client"
)
var _ resource.Resource = &HTTPTriggerResource{}
var _ resource.ResourceWithImportState = &HTTPTriggerResource{}
// Изменено: 2026-04-14 20:15 UTC.
// Resource для управления Fission HTTPTrigger через Kubernetes CRD API.
type HTTPTriggerResource struct {
client *client.Client
}
// httpTriggerResourceModel описывает состояние terraform ресурса fission_http_trigger.
type httpTriggerResourceModel struct {
ID types.String `tfsdk:"id"`
Name types.String `tfsdk:"name"`
Function types.String `tfsdk:"function"`
URL types.String `tfsdk:"url"`
Methods types.List `tfsdk:"methods"`
CreateIngress types.Bool `tfsdk:"create_ingress"`
Host types.String `tfsdk:"host"`
Namespace types.String `tfsdk:"namespace"`
UID types.String `tfsdk:"uid"`
}
// NewHTTPTriggerResource создает инстанс ресурса HTTP trigger.
func NewHTTPTriggerResource() resource.Resource {
return &HTTPTriggerResource{}
}
// Metadata задает имя ресурса fission_http_trigger.
func (r *HTTPTriggerResource) Metadata(_ context.Context, req resource.MetadataRequest, resp *resource.MetadataResponse) {
resp.TypeName = req.ProviderTypeName + "_http_trigger"
}
// Schema задает Terraform schema для HTTPTrigger.
func (r *HTTPTriggerResource) Schema(_ context.Context, _ resource.SchemaRequest, resp *resource.SchemaResponse) {
resp.Schema = schema.Schema{
Attributes: map[string]schema.Attribute{
"id": schema.StringAttribute{
Computed: true,
Description: "Идентификатор ресурса (namespace/name).",
},
"name": schema.StringAttribute{
Required: true,
Description: "Имя Fission HTTPTrigger.",
},
"function": schema.StringAttribute{
Required: true,
Description: "Имя Fission Function, к которой привязан trigger.",
},
"url": schema.StringAttribute{
Required: true,
Description: "Относительный URL, например /hello.",
},
"methods": schema.ListAttribute{
Optional: true,
Computed: true,
ElementType: types.StringType,
Description: "HTTP методы trigger, например [\"GET\", \"POST\"].",
},
"create_ingress": schema.BoolAttribute{
Optional: true,
Computed: true,
Default: booldefault.StaticBool(false),
Description: "Включает создание ingress правила в Fission.",
},
"host": schema.StringAttribute{
Optional: true,
Description: "Host для ingressconfig.host при create_ingress=true.",
},
"namespace": schema.StringAttribute{
Optional: true,
Computed: true,
Description: "Namespace, где создается HTTPTrigger. По умолчанию используется provider namespace.",
},
"uid": schema.StringAttribute{
Computed: true,
Description: "UID Kubernetes объекта HTTPTrigger.",
},
},
}
}
// Configure получает клиент из provider.Configure().
func (r *HTTPTriggerResource) Configure(_ context.Context, req resource.ConfigureRequest, resp *resource.ConfigureResponse) {
if req.ProviderData == nil {
return
}
fissionClient, ok := req.ProviderData.(*client.Client)
if !ok {
resp.Diagnostics.AddError(
"Некорректный тип provider data",
fmt.Sprintf("Ожидался *client.Client, получен: %T", req.ProviderData),
)
return
}
r.client = fissionClient
}
// Create создает новый HTTPTrigger CRD объект.
func (r *HTTPTriggerResource) Create(ctx context.Context, req resource.CreateRequest, resp *resource.CreateResponse) {
var plan httpTriggerResourceModel
resp.Diagnostics.Append(req.Plan.Get(ctx, &plan)...)
if resp.Diagnostics.HasError() {
return
}
namespace := resolveNamespace(plan.Namespace, r.client.Namespace)
triggerObject, err := httpTriggerToUnstructured(ctx, plan, namespace)
if err != nil {
resp.Diagnostics.AddError("Ошибка подготовки HTTPTrigger", err.Error())
return
}
createdTrigger, err := r.client.CreateHTTPTrigger(ctx, triggerObject)
if err != nil {
resp.Diagnostics.AddError("Ошибка создания Fission HTTPTrigger", err.Error())
return
}
state := unstructuredToHTTPTriggerModel(ctx, createdTrigger, plan)
resp.Diagnostics.Append(resp.State.Set(ctx, &state)...)
}
// Read синхронизирует Terraform state с текущим состоянием HTTPTrigger CRD.
func (r *HTTPTriggerResource) Read(ctx context.Context, req resource.ReadRequest, resp *resource.ReadResponse) {
var state httpTriggerResourceModel
resp.Diagnostics.Append(req.State.Get(ctx, &state)...)
if resp.Diagnostics.HasError() {
return
}
namespace := resolveNamespace(state.Namespace, r.client.Namespace)
triggerObject, err := r.client.GetHTTPTrigger(ctx, namespace, state.Name.ValueString())
if err != nil {
if client.IsNotFound(err) {
resp.State.RemoveResource(ctx)
return
}
resp.Diagnostics.AddError("Ошибка чтения Fission HTTPTrigger", err.Error())
return
}
updatedState := unstructuredToHTTPTriggerModel(ctx, triggerObject, state)
resp.Diagnostics.Append(resp.State.Set(ctx, &updatedState)...)
}
// Update обновляет существующий HTTPTrigger CRD объект.
func (r *HTTPTriggerResource) Update(ctx context.Context, req resource.UpdateRequest, resp *resource.UpdateResponse) {
var plan httpTriggerResourceModel
resp.Diagnostics.Append(req.Plan.Get(ctx, &plan)...)
if resp.Diagnostics.HasError() {
return
}
namespace := resolveNamespace(plan.Namespace, r.client.Namespace)
existingTrigger, err := r.client.GetHTTPTrigger(ctx, namespace, plan.Name.ValueString())
if err != nil {
resp.Diagnostics.AddError("Ошибка получения HTTPTrigger перед обновлением", err.Error())
return
}
triggerObject, err := httpTriggerToUnstructured(ctx, plan, namespace)
if err != nil {
resp.Diagnostics.AddError("Ошибка подготовки HTTPTrigger", err.Error())
return
}
triggerObject.SetResourceVersion(existingTrigger.GetResourceVersion())
updatedTrigger, err := r.client.UpdateHTTPTrigger(ctx, triggerObject)
if err != nil {
resp.Diagnostics.AddError("Ошибка обновления Fission HTTPTrigger", err.Error())
return
}
state := unstructuredToHTTPTriggerModel(ctx, updatedTrigger, plan)
resp.Diagnostics.Append(resp.State.Set(ctx, &state)...)
}
// Delete удаляет HTTPTrigger CRD объект.
func (r *HTTPTriggerResource) Delete(ctx context.Context, req resource.DeleteRequest, resp *resource.DeleteResponse) {
var state httpTriggerResourceModel
resp.Diagnostics.Append(req.State.Get(ctx, &state)...)
if resp.Diagnostics.HasError() {
return
}
namespace := resolveNamespace(state.Namespace, r.client.Namespace)
err := r.client.DeleteHTTPTrigger(ctx, namespace, state.Name.ValueString())
if err != nil && !client.IsNotFound(err) {
resp.Diagnostics.AddError("Ошибка удаления Fission HTTPTrigger", err.Error())
}
}
// ImportState поддерживает импорт ресурса в формате namespace/name.
func (r *HTTPTriggerResource) ImportState(ctx context.Context, req resource.ImportStateRequest, resp *resource.ImportStateResponse) {
namespace, name, err := parseImportID(req.ID)
if err != nil {
resp.Diagnostics.AddError("Некорректный формат import ID", err.Error())
return
}
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("id"), req.ID)...)
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("namespace"), namespace)...)
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("name"), name)...)
}
// httpTriggerToUnstructured преобразует Terraform model в Kubernetes CRD payload.
func httpTriggerToUnstructured(ctx context.Context, model httpTriggerResourceModel, namespace string) (*unstructured.Unstructured, error) {
methods := []string{"GET"}
if !model.Methods.IsNull() && !model.Methods.IsUnknown() {
if len(model.Methods.Elements()) > 0 {
methods = []string{}
var methodValues []string
diags := model.Methods.ElementsAs(ctx, &methodValues, false)
if diags.HasError() {
return nil, fmt.Errorf("convert methods list")
}
methods = append(methods, methodValues...)
}
}
createIngress := false
if !model.CreateIngress.IsNull() && !model.CreateIngress.IsUnknown() {
createIngress = model.CreateIngress.ValueBool()
}
object := map[string]interface{}{
"apiVersion": "fission.io/v1",
"kind": "HTTPTrigger",
"metadata": map[string]interface{}{
"name": model.Name.ValueString(),
"namespace": namespace,
},
"spec": map[string]interface{}{
"relativeurl": model.URL.ValueString(),
"methods": methods,
"functionref": map[string]interface{}{
"type": "name",
"name": model.Function.ValueString(),
},
"createingress": createIngress,
},
}
host := model.Host.ValueString()
if host != "" {
_ = unstructured.SetNestedField(object, map[string]interface{}{"host": host}, "spec", "ingressconfig")
}
return &unstructured.Unstructured{Object: object}, nil
}
// unstructuredToHTTPTriggerModel читает нужные поля из CRD объекта обратно в Terraform state.
func unstructuredToHTTPTriggerModel(ctx context.Context, triggerObject *unstructured.Unstructured, base httpTriggerResourceModel) httpTriggerResourceModel {
urlValue, _, _ := unstructured.NestedString(triggerObject.Object, "spec", "relativeurl")
functionName, _, _ := unstructured.NestedString(triggerObject.Object, "spec", "functionref", "name")
hostValue, _, _ := unstructured.NestedString(triggerObject.Object, "spec", "ingressconfig", "host")
createIngressValue, foundCreateIngress, _ := unstructured.NestedBool(triggerObject.Object, "spec", "createingress")
methodsValue, _, _ := unstructured.NestedStringSlice(triggerObject.Object, "spec", "methods")
methodsList, _ := types.ListValueFrom(ctx, types.StringType, methodsValue)
state := base
state.Name = types.StringValue(triggerObject.GetName())
state.Namespace = types.StringValue(triggerObject.GetNamespace())
state.ID = types.StringValue(fmt.Sprintf("%s/%s", triggerObject.GetNamespace(), triggerObject.GetName()))
state.UID = types.StringValue(string(triggerObject.GetUID()))
state.Methods = methodsList
if urlValue != "" {
state.URL = types.StringValue(urlValue)
}
if functionName != "" {
state.Function = types.StringValue(functionName)
}
if hostValue != "" {
state.Host = types.StringValue(hostValue)
}
if foundCreateIngress {
state.CreateIngress = types.BoolValue(createIngressValue)
}
return state
}