278 lines
10 KiB
Go
278 lines
10 KiB
Go
package networkinterfaceattach
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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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"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/utils"
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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/path"
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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/planmodifier"
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"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringplanmodifier"
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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-log/tflog"
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"github.com/stackitcloud/stackit-sdk-go/core/oapierror"
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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/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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_ resource.Resource = &networkInterfaceAttachResource{}
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_ resource.ResourceWithConfigure = &networkInterfaceAttachResource{}
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_ resource.ResourceWithImportState = &networkInterfaceAttachResource{}
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)
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type Model 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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NetworkInterfaceId types.String `tfsdk:"network_interface_id"`
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}
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// NewNetworkInterfaceAttachResource is a helper function to simplify the provider implementation.
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func NewNetworkInterfaceAttachResource() resource.Resource {
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return &networkInterfaceAttachResource{}
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}
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// networkInterfaceAttachResource is the resource implementation.
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type networkInterfaceAttachResource struct {
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client *iaas.APIClient
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}
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// Metadata returns the resource type name.
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func (r *networkInterfaceAttachResource) Metadata(_ context.Context, req resource.MetadataRequest, resp *resource.MetadataResponse) {
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resp.TypeName = req.ProviderTypeName + "_server_network_interface_attach"
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}
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// Configure adds the provider configured client to the resource.
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func (r *networkInterfaceAttachResource) Configure(ctx context.Context, req resource.ConfigureRequest, resp *resource.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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r.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 resource.
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func (r *networkInterfaceAttachResource) Schema(_ context.Context, _ resource.SchemaRequest, resp *resource.SchemaResponse) {
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description := "Network interface attachment resource schema. Attaches a network interface to a server. Must have a `region` specified in the provider configuration. The attachment only takes full effect after server reboot."
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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`,`network_interface_id`\".",
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Computed: true,
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PlanModifiers: []planmodifier.String{
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stringplanmodifier.UseStateForUnknown(),
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},
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},
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"project_id": schema.StringAttribute{
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Description: "STACKIT project ID to which the network interface attachment is associated.",
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Required: true,
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PlanModifiers: []planmodifier.String{
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stringplanmodifier.RequiresReplace(),
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},
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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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PlanModifiers: []planmodifier.String{
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stringplanmodifier.RequiresReplace(),
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},
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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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"network_interface_id": schema.StringAttribute{
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Description: "The network interface ID.",
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Required: true,
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PlanModifiers: []planmodifier.String{
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stringplanmodifier.RequiresReplace(),
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},
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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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},
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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 *networkInterfaceAttachResource) Create(ctx context.Context, req resource.CreateRequest, resp *resource.CreateResponse) { // nolint:gocritic // function signature required by Terraform
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// Retrieve values from plan
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var model Model
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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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ctx = tflog.SetField(ctx, "project_id", projectId)
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serverId := model.ServerId.ValueString()
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ctx = tflog.SetField(ctx, "server_id", serverId)
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networkInterfaceId := model.NetworkInterfaceId.ValueString()
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ctx = tflog.SetField(ctx, "network_interface_id", networkInterfaceId)
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// Create new network interface attachment
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err := r.client.AddNicToServer(ctx, projectId, serverId, networkInterfaceId).Execute()
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if err != nil {
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core.LogAndAddError(ctx, &resp.Diagnostics, "Error attaching network interface to server", 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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model.Id = utils.BuildInternalTerraformId(projectId, serverId, networkInterfaceId)
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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, "Network interface attachment created")
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}
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// Read refreshes the Terraform state with the latest data.
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func (r *networkInterfaceAttachResource) Read(ctx context.Context, req resource.ReadRequest, resp *resource.ReadResponse) { // nolint:gocritic // function signature required by Terraform
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var model Model
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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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ctx = tflog.SetField(ctx, "project_id", projectId)
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serverId := model.ServerId.ValueString()
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ctx = tflog.SetField(ctx, "server_id", serverId)
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networkInterfaceId := model.NetworkInterfaceId.ValueString()
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ctx = tflog.SetField(ctx, "network_interface_id", networkInterfaceId)
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nics, err := r.client.ListServerNics(ctx, projectId, serverId).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 network interface attachment", 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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if nics == nil {
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core.LogAndAddError(ctx, &resp.Diagnostics, "Error reading network interface attachment", "List of network interfaces attached to the server is nil")
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return
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}
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if nics.Items != nil {
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for _, nic := range *nics.Items {
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if nic.Id == nil || (nic.Id != nil && *nic.Id != networkInterfaceId) {
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continue
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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, "Network interface attachment read")
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return
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}
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}
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// no matching network interface was found, the attachment no longer exists
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resp.State.RemoveResource(ctx)
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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 *networkInterfaceAttachResource) Update(_ context.Context, _ resource.UpdateRequest, _ *resource.UpdateResponse) { // nolint:gocritic // function signature required by Terraform
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// Update is not supported, all fields require replace
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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 *networkInterfaceAttachResource) Delete(ctx context.Context, req resource.DeleteRequest, resp *resource.DeleteResponse) { // nolint:gocritic // function signature required by Terraform
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// Retrieve values from state
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var model Model
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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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ctx = tflog.SetField(ctx, "project_id", projectId)
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serverId := model.ServerId.ValueString()
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ctx = tflog.SetField(ctx, "server_id", serverId)
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network_interfaceId := model.NetworkInterfaceId.ValueString()
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ctx = tflog.SetField(ctx, "network_interface_id", network_interfaceId)
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// Remove network_interface from server
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err := r.client.RemoveNicFromServer(ctx, projectId, serverId, network_interfaceId).Execute()
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if err != nil {
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core.LogAndAddError(ctx, &resp.Diagnostics, "Error removing network interface from server", 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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tflog.Info(ctx, "Network interface attachment 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,server_id
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func (r *networkInterfaceAttachResource) ImportState(ctx context.Context, req resource.ImportStateRequest, resp *resource.ImportStateResponse) {
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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(ctx, &resp.Diagnostics,
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"Error importing network_interface attachment",
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fmt.Sprintf("Expected import identifier with format: [project_id],[server_id],[network_interface_id] Got: %q", req.ID),
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)
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return
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}
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projectId := idParts[0]
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serverId := idParts[1]
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network_interfaceId := idParts[2]
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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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ctx = tflog.SetField(ctx, "network_interface_id", network_interfaceId)
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resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("project_id"), projectId)...)
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resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("server_id"), serverId)...)
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resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("network_interface_id"), network_interfaceId)...)
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tflog.Info(ctx, "Network interface attachment state imported")
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}
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