Marcel S. Henselin
944b872db7
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556 lines
16 KiB
Go
556 lines
16 KiB
Go
// Copyright (c) STACKIT
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package sqlserverflexalpha
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import (
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"context"
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_ "embed"
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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/hashicorp/terraform-plugin-framework/resource/identityschema"
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sqlserverflexalpha2 "tf-provider.git.onstackit.cloud/stackit-dev-tools/terraform-provider-stackitprivatepreview/stackit/internal/services/sqlserverflexalpha/instance/resources_gen"
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sqlserverflexUtils "tf-provider.git.onstackit.cloud/stackit-dev-tools/terraform-provider-stackitprivatepreview/stackit/internal/services/sqlserverflexalpha/utils"
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"github.com/hashicorp/terraform-plugin-framework/path"
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"github.com/hashicorp/terraform-plugin-framework/resource"
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"github.com/hashicorp/terraform-plugin-framework/types"
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"github.com/hashicorp/terraform-plugin-log/tflog"
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"tf-provider.git.onstackit.cloud/stackit-dev-tools/terraform-provider-stackitprivatepreview/pkg_gen/sqlserverflexalpha"
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"tf-provider.git.onstackit.cloud/stackit-dev-tools/terraform-provider-stackitprivatepreview/stackit/internal/conversion"
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"tf-provider.git.onstackit.cloud/stackit-dev-tools/terraform-provider-stackitprivatepreview/stackit/internal/core"
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"tf-provider.git.onstackit.cloud/stackit-dev-tools/terraform-provider-stackitprivatepreview/stackit/internal/utils"
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wait "tf-provider.git.onstackit.cloud/stackit-dev-tools/terraform-provider-stackitprivatepreview/stackit/internal/wait/sqlserverflexalpha"
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"github.com/stackitcloud/stackit-sdk-go/core/oapierror"
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)
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// Ensure the implementation satisfies the expected interfaces.
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var (
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_ resource.Resource = &instanceResource{}
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_ resource.ResourceWithConfigure = &instanceResource{}
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_ resource.ResourceWithImportState = &instanceResource{}
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_ resource.ResourceWithModifyPlan = &instanceResource{}
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_ resource.ResourceWithIdentity = &instanceResource{}
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)
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// NewInstanceResource is a helper function to simplify the provider implementation.
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func NewInstanceResource() resource.Resource {
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return &instanceResource{}
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}
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//nolint:unused // TODO: remove if not needed later
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var validNodeTypes []string = []string{
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"Single",
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"Replica",
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}
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// resourceModel describes the resource data model.
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type resourceModel = sqlserverflexalpha2.InstanceModel
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type InstanceResourceIdentityModel struct {
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ProjectID types.String `tfsdk:"project_id"`
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Region types.String `tfsdk:"region"`
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InstanceID types.String `tfsdk:"instance_id"`
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}
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// instanceResource is the resource implementation.
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type instanceResource struct {
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client *sqlserverflexalpha.APIClient
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providerData core.ProviderData
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}
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// Metadata returns the resource type name.
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func (r *instanceResource) Metadata(_ context.Context, req resource.MetadataRequest, resp *resource.MetadataResponse) {
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resp.TypeName = req.ProviderTypeName + "_sqlserverflexalpha_instance"
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}
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// Configure adds the provider configured client to the resource.
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func (r *instanceResource) Configure(
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ctx context.Context,
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req resource.ConfigureRequest,
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resp *resource.ConfigureResponse,
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) {
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var ok bool
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r.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 := sqlserverflexUtils.ConfigureClient(ctx, &r.providerData, &resp.Diagnostics)
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if resp.Diagnostics.HasError() {
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return
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}
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r.client = apiClient
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tflog.Info(ctx, "SQLServer Flex instance client configured")
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}
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// ModifyPlan implements resource.ResourceWithModifyPlan.
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// Use the modifier to set the effective region in the current plan.
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func (r *instanceResource) ModifyPlan(
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ctx context.Context,
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req resource.ModifyPlanRequest,
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resp *resource.ModifyPlanResponse,
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) { // nolint:gocritic // function signature required by Terraform
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// skip initial empty configuration to avoid follow-up errors
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if req.Config.Raw.IsNull() {
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return
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}
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var configModel sqlserverflexalpha2.InstanceModel
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resp.Diagnostics.Append(req.Config.Get(ctx, &configModel)...)
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if resp.Diagnostics.HasError() {
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return
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}
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if req.Plan.Raw.IsNull() {
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return
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}
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var planModel sqlserverflexalpha2.InstanceModel
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resp.Diagnostics.Append(req.Plan.Get(ctx, &planModel)...)
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if resp.Diagnostics.HasError() {
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return
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}
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utils.AdaptRegion(ctx, configModel.Region, &planModel.Region, r.providerData.GetRegion(), resp)
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if resp.Diagnostics.HasError() {
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return
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}
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var identityModel InstanceResourceIdentityModel
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identityModel.ProjectID = planModel.ProjectId
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identityModel.Region = planModel.Region
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if !planModel.InstanceId.IsNull() && !planModel.InstanceId.IsUnknown() {
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identityModel.InstanceID = planModel.InstanceId
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}
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resp.Diagnostics.Append(resp.Identity.Set(ctx, identityModel)...)
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if resp.Diagnostics.HasError() {
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return
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}
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resp.Diagnostics.Append(resp.Plan.Set(ctx, planModel)...)
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if resp.Diagnostics.HasError() {
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return
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}
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}
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//go:embed planModifiers.yaml
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var modifiersFileByte []byte
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// Schema defines the schema for the resource.
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func (r *instanceResource) Schema(ctx context.Context, _ resource.SchemaRequest, resp *resource.SchemaResponse) {
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schema := sqlserverflexalpha2.InstanceResourceSchema(ctx)
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fields, err := utils.ReadModifiersConfig(modifiersFileByte)
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if err != nil {
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resp.Diagnostics.AddError("error during read modifiers config file", err.Error())
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return
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}
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err = utils.AddPlanModifiersToResourceSchema(fields, &schema)
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if err != nil {
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resp.Diagnostics.AddError("error adding plan modifiers", err.Error())
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return
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}
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resp.Schema = schema
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}
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func (r *instanceResource) IdentitySchema(
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_ context.Context,
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_ resource.IdentitySchemaRequest,
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resp *resource.IdentitySchemaResponse,
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) {
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resp.IdentitySchema = identityschema.Schema{
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Attributes: map[string]identityschema.Attribute{
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"project_id": identityschema.StringAttribute{
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RequiredForImport: true, // must be set during import by the practitioner
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},
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"region": identityschema.StringAttribute{
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RequiredForImport: true, // can be defaulted by the provider configuration
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},
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"instance_id": identityschema.StringAttribute{
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RequiredForImport: true, // can be defaulted by the provider configuration
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},
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},
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}
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}
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// Create creates the resource and sets the initial Terraform state.
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func (r *instanceResource) Create(
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ctx context.Context,
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req resource.CreateRequest,
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resp *resource.CreateResponse,
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) { // nolint:gocritic // function signature required by Terraform
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var model resourceModel
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diags := req.Plan.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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// Read identity data
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var identityData InstanceResourceIdentityModel
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resp.Diagnostics.Append(req.Identity.Get(ctx, &identityData)...)
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if resp.Diagnostics.HasError() {
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return
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}
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ctx = core.InitProviderContext(ctx)
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projectId := identityData.ProjectID.ValueString()
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region := identityData.Region.ValueString()
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ctx = tflog.SetField(ctx, "project_id", projectId)
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ctx = tflog.SetField(ctx, "region", region)
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// Generate API request body from model
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payload, err := toCreatePayload(ctx, &model)
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if err != nil {
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core.LogAndAddError(
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ctx,
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&resp.Diagnostics,
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"Error creating instance",
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fmt.Sprintf("Creating API payload: %v", err),
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)
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return
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}
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// Create new instance
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createResp, err := r.client.CreateInstanceRequest(
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ctx,
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projectId,
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region,
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).CreateInstanceRequestPayload(*payload).Execute()
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if err != nil {
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core.LogAndAddError(ctx, &resp.Diagnostics, "Error creating instance", fmt.Sprintf("Calling API: %v", err))
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return
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}
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ctx = core.LogResponse(ctx)
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instanceId := *createResp.Id
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// Set data returned by API in identity
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identity := InstanceResourceIdentityModel{
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ProjectID: types.StringValue(projectId),
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Region: types.StringValue(region),
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InstanceID: types.StringValue(instanceId),
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}
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resp.Diagnostics.Append(resp.Identity.Set(ctx, identity)...)
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if resp.Diagnostics.HasError() {
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return
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}
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utils.SetAndLogStateFields(
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ctx, &resp.Diagnostics, &resp.State, map[string]any{
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"id": utils.BuildInternalTerraformId(projectId, region, instanceId),
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"instance_id": instanceId,
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},
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)
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if resp.Diagnostics.HasError() {
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return
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}
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// The creation waiter sometimes returns an error from the API: "instance with id xxx has unexpected status Failure"
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// which can be avoided by sleeping before wait
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waitResp, err := wait.CreateInstanceWaitHandler(
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ctx,
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r.client,
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projectId,
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instanceId,
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region,
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).SetSleepBeforeWait(
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30 * time.Second,
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).SetTimeout(
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90 * time.Minute,
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).WaitWithContext(ctx)
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if err != nil {
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core.LogAndAddError(
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ctx,
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&resp.Diagnostics,
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"Error creating instance",
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fmt.Sprintf("Instance creation waiting: %v", err),
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)
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return
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}
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if waitResp.FlavorId == nil {
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core.LogAndAddError(
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ctx,
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&resp.Diagnostics,
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"Error creating instance",
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"Instance creation waiting: returned flavor id is nil",
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)
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return
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}
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// Map response body to schema
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// err = mapFields(ctx, waitResp, &model, storage, encryption, network, region)
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err = mapFields(ctx, waitResp, &model, resp.Diagnostics)
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if err != nil {
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core.LogAndAddError(
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ctx,
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&resp.Diagnostics,
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"Error creating instance",
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fmt.Sprintf("Processing API payload: %v", err),
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)
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return
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}
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// Set state to fully populated data
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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, "SQLServer Flex instance created")
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}
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// Read refreshes the Terraform state with the latest data.
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func (r *instanceResource) Read(
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ctx context.Context,
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req resource.ReadRequest,
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resp *resource.ReadResponse,
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) { // nolint:gocritic // function signature required by Terraform
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var model resourceModel
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diags := req.State.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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// Read identity data
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var identityData InstanceResourceIdentityModel
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resp.Diagnostics.Append(req.Identity.Get(ctx, &identityData)...)
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if resp.Diagnostics.HasError() {
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return
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}
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ctx = core.InitProviderContext(ctx)
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projectId := model.ProjectId.ValueString()
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instanceId := model.InstanceId.ValueString()
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region := r.providerData.GetRegionWithOverride(model.Region)
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ctx = tflog.SetField(ctx, "project_id", projectId)
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ctx = tflog.SetField(ctx, "instance_id", instanceId)
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ctx = tflog.SetField(ctx, "region", region)
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instanceResp, err := r.client.GetInstanceRequest(ctx, projectId, region, instanceId).Execute()
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if err != nil {
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oapiErr, ok := err.(*oapierror.GenericOpenAPIError) //nolint:errorlint //complaining that error.As should be used to catch wrapped errors, but this error should not be wrapped
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if ok && oapiErr.StatusCode == http.StatusNotFound {
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resp.State.RemoveResource(ctx)
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return
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}
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core.LogAndAddError(ctx, &resp.Diagnostics, "Error reading instance", err.Error())
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return
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}
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ctx = core.LogResponse(ctx)
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// Map response body to schema
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err = mapFields(ctx, instanceResp, &model, resp.Diagnostics)
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if err != nil {
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core.LogAndAddError(
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ctx,
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&resp.Diagnostics,
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"Error reading instance",
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fmt.Sprintf("Processing API payload: %v", err),
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)
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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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// Set data returned by API in identity
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identity := InstanceResourceIdentityModel{
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ProjectID: types.StringValue(projectId),
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Region: types.StringValue(region),
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InstanceID: types.StringValue(instanceId),
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}
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resp.Diagnostics.Append(resp.Identity.Set(ctx, identity)...)
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if resp.Diagnostics.HasError() {
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return
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}
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tflog.Info(ctx, "SQLServer Flex instance read")
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}
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// Update updates the resource and sets the updated Terraform state on success.
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func (r *instanceResource) Update(
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ctx context.Context,
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req resource.UpdateRequest,
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resp *resource.UpdateResponse,
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) { // nolint:gocritic // function signature required by Terraform
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// Retrieve values from plan
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var model resourceModel
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diags := req.Plan.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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ctx = core.InitProviderContext(ctx)
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projectId := model.ProjectId.ValueString()
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instanceId := model.InstanceId.ValueString()
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region := model.Region.ValueString()
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ctx = tflog.SetField(ctx, "project_id", projectId)
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ctx = tflog.SetField(ctx, "instance_id", instanceId)
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ctx = tflog.SetField(ctx, "region", region)
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// Generate API request body from model
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payload, err := toUpdatePayload(ctx, &model, resp)
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if err != nil {
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core.LogAndAddError(
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ctx,
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&resp.Diagnostics,
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"Error updating instance",
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fmt.Sprintf("Creating API payload: %v", err),
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)
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return
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}
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// Update existing instance
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err = r.client.UpdateInstanceRequest(
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ctx,
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projectId,
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region,
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instanceId,
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).UpdateInstanceRequestPayload(*payload).Execute()
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if err != nil {
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core.LogAndAddError(ctx, &resp.Diagnostics, "Error updating instance", err.Error())
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return
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}
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ctx = core.LogResponse(ctx)
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waitResp, err := wait.UpdateInstanceWaitHandler(ctx, r.client, projectId, instanceId, region).WaitWithContext(ctx)
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if err != nil {
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core.LogAndAddError(
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ctx,
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&resp.Diagnostics,
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"Error updating instance",
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fmt.Sprintf("Instance update waiting: %v", err),
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)
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return
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}
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// Map response body to schema
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err = mapFields(ctx, waitResp, &model, resp.Diagnostics)
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// err = mapFields(ctx, waitResp, &model, storage, encryption, network, region)
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if err != nil {
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core.LogAndAddError(
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ctx,
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&resp.Diagnostics,
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"Error updating instance",
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fmt.Sprintf("Processing API payload: %v", err),
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)
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return
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}
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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, "SQLServer Flex instance updated")
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}
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// Delete deletes the resource and removes the Terraform state on success.
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func (r *instanceResource) Delete(
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ctx context.Context,
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req resource.DeleteRequest,
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resp *resource.DeleteResponse,
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) { // nolint:gocritic // function signature required by Terraform
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// Retrieve values from state
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var model resourceModel
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diags := req.State.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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ctx = core.InitProviderContext(ctx)
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projectId := model.ProjectId.ValueString()
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instanceId := model.InstanceId.ValueString()
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region := model.Region.ValueString()
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ctx = tflog.SetField(ctx, "project_id", projectId)
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ctx = tflog.SetField(ctx, "instance_id", instanceId)
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ctx = tflog.SetField(ctx, "region", region)
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// Delete existing instance
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err := r.client.DeleteInstanceRequest(ctx, projectId, region, instanceId).Execute()
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if err != nil {
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core.LogAndAddError(ctx, &resp.Diagnostics, "Error deleting instance", fmt.Sprintf("Calling API: %v", err))
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return
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}
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ctx = core.LogResponse(ctx)
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_, err = wait.DeleteInstanceWaitHandler(ctx, r.client, projectId, instanceId, region).WaitWithContext(ctx)
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if err != nil {
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core.LogAndAddError(
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ctx,
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&resp.Diagnostics,
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"Error deleting instance",
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fmt.Sprintf("Instance deletion waiting: %v", err),
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)
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return
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}
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tflog.Info(ctx, "SQLServer Flex instance deleted")
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}
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// ImportState imports a resource into the Terraform state on success.
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// The expected format of the resource import identifier is: project_id,instance_id
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func (r *instanceResource) ImportState(
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ctx context.Context,
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req resource.ImportStateRequest,
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resp *resource.ImportStateResponse,
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) {
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if req.ID != "" {
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idParts := strings.Split(req.ID, core.Separator)
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if len(idParts) != 3 || idParts[0] == "" || idParts[1] == "" || idParts[2] == "" {
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core.LogAndAddError(
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|
ctx, &resp.Diagnostics,
|
|
"Error importing instance",
|
|
fmt.Sprintf(
|
|
"Expected import identifier with format: [project_id],[region],[instance_id] Got: %q",
|
|
req.ID,
|
|
),
|
|
)
|
|
return
|
|
}
|
|
|
|
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("project_id"), idParts[0])...)
|
|
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("region"), idParts[1])...)
|
|
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("instance_id"), idParts[2])...)
|
|
return
|
|
}
|
|
|
|
// If no ID is provided, attempt to read identity attributes from the import configuration
|
|
var identityData InstanceResourceIdentityModel
|
|
resp.Diagnostics.Append(req.Identity.Get(ctx, &identityData)...)
|
|
if resp.Diagnostics.HasError() {
|
|
return
|
|
}
|
|
|
|
projectId := identityData.ProjectID.ValueString()
|
|
region := identityData.Region.ValueString()
|
|
instanceId := identityData.InstanceID.ValueString()
|
|
|
|
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("project_id"), projectId)...)
|
|
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("region"), region)...)
|
|
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("instance_id"), instanceId)...)
|
|
|
|
tflog.Info(ctx, "SQLServer Flex instance state imported")
|
|
}
|