terraform-provider-stackitp.../stackit/internal/services/kms/key/resource.go
Marcel Jacek 24b7387db9
feat: add logging for trace id (#1061)
relates to STACKITTPR-290
2025-11-27 10:06:18 +00:00

455 lines
16 KiB
Go

package kms
import (
"context"
"errors"
"fmt"
"net/http"
"strings"
"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringdefault"
"github.com/stackitcloud/stackit-sdk-go/services/kms/wait"
"github.com/hashicorp/terraform-plugin-framework-validators/stringvalidator"
"github.com/hashicorp/terraform-plugin-framework/resource"
"github.com/hashicorp/terraform-plugin-framework/resource/schema"
"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringplanmodifier"
"github.com/hashicorp/terraform-plugin-framework/schema/validator"
"github.com/hashicorp/terraform-plugin-framework/types"
"github.com/hashicorp/terraform-plugin-log/tflog"
"github.com/stackitcloud/stackit-sdk-go/core/oapierror"
sdkUtils "github.com/stackitcloud/stackit-sdk-go/core/utils"
"github.com/stackitcloud/stackit-sdk-go/services/kms"
"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/conversion"
"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/core"
kmsUtils "github.com/stackitcloud/terraform-provider-stackit/stackit/internal/services/kms/utils"
"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/utils"
"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/validate"
)
const (
deletionWarning = "Keys will **not** be instantly destroyed by terraform during a `terraform destroy`. They will just be scheduled for deletion via the API and thrown out of the Terraform state afterwards. **This way we can ensure no key setups are deleted by accident and it gives you the option to recover your keys within the grace period.**"
)
var (
_ resource.Resource = &keyResource{}
_ resource.ResourceWithConfigure = &keyResource{}
_ resource.ResourceWithImportState = &keyResource{}
_ resource.ResourceWithModifyPlan = &keyResource{}
)
type Model struct {
AccessScope types.String `tfsdk:"access_scope"`
Algorithm types.String `tfsdk:"algorithm"`
Description types.String `tfsdk:"description"`
DisplayName types.String `tfsdk:"display_name"`
Id types.String `tfsdk:"id"` // needed by TF
ImportOnly types.Bool `tfsdk:"import_only"`
KeyId types.String `tfsdk:"key_id"`
KeyRingId types.String `tfsdk:"keyring_id"`
Protection types.String `tfsdk:"protection"`
Purpose types.String `tfsdk:"purpose"`
ProjectId types.String `tfsdk:"project_id"`
Region types.String `tfsdk:"region"`
}
func NewKeyResource() resource.Resource {
return &keyResource{}
}
type keyResource struct {
client *kms.APIClient
providerData core.ProviderData
}
func (r *keyResource) Metadata(_ context.Context, req resource.MetadataRequest, resp *resource.MetadataResponse) {
resp.TypeName = req.ProviderTypeName + "_kms_key"
}
func (r *keyResource) Configure(ctx context.Context, req resource.ConfigureRequest, resp *resource.ConfigureResponse) {
var ok bool
r.providerData, ok = conversion.ParseProviderData(ctx, req.ProviderData, &resp.Diagnostics)
if !ok {
return
}
r.client = kmsUtils.ConfigureClient(ctx, &r.providerData, &resp.Diagnostics)
if resp.Diagnostics.HasError() {
return
}
tflog.Info(ctx, "KMS client configured")
}
// ModifyPlan implements resource.ResourceWithModifyPlan.
// Use the modifier to set the effective region in the current plan.
func (r *keyResource) ModifyPlan(ctx context.Context, req resource.ModifyPlanRequest, resp *resource.ModifyPlanResponse) { // nolint:gocritic // function signature required by Terraform
var configModel Model
// skip initial empty configuration to avoid follow-up errors
if req.Config.Raw.IsNull() {
return
}
resp.Diagnostics.Append(req.Config.Get(ctx, &configModel)...)
if resp.Diagnostics.HasError() {
return
}
var planModel Model
resp.Diagnostics.Append(req.Plan.Get(ctx, &planModel)...)
if resp.Diagnostics.HasError() {
return
}
utils.AdaptRegion(ctx, configModel.Region, &planModel.Region, r.providerData.GetRegion(), resp)
if resp.Diagnostics.HasError() {
return
}
resp.Diagnostics.Append(resp.Plan.Set(ctx, planModel)...)
if resp.Diagnostics.HasError() {
return
}
}
func (r *keyResource) Schema(_ context.Context, _ resource.SchemaRequest, resp *resource.SchemaResponse) {
description := fmt.Sprintf("KMS Key resource schema. %s", core.ResourceRegionFallbackDocstring)
resp.Schema = schema.Schema{
Description: description,
MarkdownDescription: fmt.Sprintf("%s\n\n ~> %s", description, deletionWarning),
Attributes: map[string]schema.Attribute{
"access_scope": schema.StringAttribute{
Description: fmt.Sprintf("The access scope of the key. Default is `%s`. %s", string(kms.ACCESSSCOPE_PUBLIC), utils.FormatPossibleValues(sdkUtils.EnumSliceToStringSlice(kms.AllowedAccessScopeEnumValues)...)),
Optional: true,
Computed: true, // must be computed because of default value
Default: stringdefault.StaticString(string(kms.ACCESSSCOPE_PUBLIC)),
Validators: []validator.String{
stringvalidator.LengthAtLeast(1),
},
},
"algorithm": schema.StringAttribute{
Description: fmt.Sprintf("The encryption algorithm that the key will use to encrypt data. %s", utils.FormatPossibleValues(sdkUtils.EnumSliceToStringSlice(kms.AllowedAlgorithmEnumValues)...)),
Required: true,
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
Validators: []validator.String{
stringvalidator.LengthAtLeast(1),
},
},
"description": schema.StringAttribute{
Description: "A user chosen description to distinguish multiple keys",
Optional: true,
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
Validators: []validator.String{
stringvalidator.LengthAtLeast(1),
},
},
"display_name": schema.StringAttribute{
Description: "The display name to distinguish multiple keys",
Required: true,
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
Validators: []validator.String{
stringvalidator.LengthAtLeast(1),
},
},
"id": schema.StringAttribute{
Description: "Terraform's internal resource ID. It is structured as \"`project_id`,`region`,`keyring_id`,`key_id`\".",
Computed: true,
PlanModifiers: []planmodifier.String{
stringplanmodifier.UseStateForUnknown(),
},
},
"import_only": schema.BoolAttribute{
Description: "States whether versions can be created or only imported.",
Computed: true,
Optional: true,
},
"key_id": schema.StringAttribute{
Description: "The ID of the key",
Computed: true,
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
Validators: []validator.String{
validate.UUID(),
validate.NoSeparator(),
},
},
"keyring_id": schema.StringAttribute{
Description: "The ID of the associated keyring",
Required: true,
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
Validators: []validator.String{
validate.UUID(),
validate.NoSeparator(),
},
},
"protection": schema.StringAttribute{
Description: fmt.Sprintf("The underlying system that is responsible for protecting the key material. %s", utils.FormatPossibleValues(sdkUtils.EnumSliceToStringSlice(kms.AllowedProtectionEnumValues)...)),
Required: true,
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
Validators: []validator.String{
stringvalidator.LengthAtLeast(1),
},
},
"purpose": schema.StringAttribute{
Description: fmt.Sprintf("The purpose for which the key will be used. %s", utils.FormatPossibleValues(sdkUtils.EnumSliceToStringSlice(kms.AllowedPurposeEnumValues)...)),
Required: true,
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
Validators: []validator.String{
stringvalidator.LengthAtLeast(1),
},
},
"project_id": schema.StringAttribute{
Description: "STACKIT project ID to which the key is associated.",
Required: true,
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
Validators: []validator.String{
validate.UUID(),
validate.NoSeparator(),
},
},
"region": schema.StringAttribute{
Optional: true,
// must be computed to allow for storing the override value from the provider
Computed: true,
Description: "The resource region. If not defined, the provider region is used.",
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
},
},
}
}
func (r *keyResource) Create(ctx context.Context, req resource.CreateRequest, resp *resource.CreateResponse) { // nolint:gocritic // function signature required by Terraform
var model Model
diags := req.Plan.Get(ctx, &model)
resp.Diagnostics.Append(diags...)
if resp.Diagnostics.HasError() {
return
}
ctx = core.InitProviderContext(ctx)
projectId := model.ProjectId.ValueString()
region := r.providerData.GetRegionWithOverride(model.Region)
keyRingId := model.KeyRingId.ValueString()
ctx = tflog.SetField(ctx, "project_id", projectId)
ctx = tflog.SetField(ctx, "region", region)
ctx = tflog.SetField(ctx, "keyring_id", keyRingId)
payload, err := toCreatePayload(&model)
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error creating key", fmt.Sprintf("Creating API payload: %v", err))
return
}
createResponse, err := r.client.CreateKey(ctx, projectId, region, keyRingId).CreateKeyPayload(*payload).Execute()
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error creating key", fmt.Sprintf("Calling API: %v", err))
return
}
ctx = core.LogResponse(ctx)
if createResponse == nil || createResponse.Id == nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error creating key", "API returned empty response")
return
}
keyId := *createResponse.Id
// Write id attributes to state before polling via the wait handler - just in case anything goes wrong during the wait handler
utils.SetAndLogStateFields(ctx, &resp.Diagnostics, &resp.State, map[string]any{
"project_id": projectId,
"region": region,
"keyring_id": keyRingId,
"key_id": keyId,
})
waitHandlerResp, err := wait.CreateOrUpdateKeyWaitHandler(ctx, r.client, projectId, region, keyRingId, keyId).WaitWithContext(ctx)
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error waiting for key creation", fmt.Sprintf("Calling API: %v", err))
return
}
err = mapFields(waitHandlerResp, &model, region)
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error creating key", fmt.Sprintf("Processing API payload: %v", err))
return
}
diags = resp.State.Set(ctx, model)
resp.Diagnostics.Append(diags...)
if resp.Diagnostics.HasError() {
return
}
tflog.Info(ctx, "Key created")
}
func (r *keyResource) Read(ctx context.Context, req resource.ReadRequest, resp *resource.ReadResponse) { // nolint:gocritic // function signature required by Terraform
var model Model
diags := req.State.Get(ctx, &model)
resp.Diagnostics.Append(diags...)
if resp.Diagnostics.HasError() {
return
}
ctx = core.InitProviderContext(ctx)
projectId := model.ProjectId.ValueString()
keyRingId := model.KeyRingId.ValueString()
region := r.providerData.GetRegionWithOverride(model.Region)
keyId := model.KeyId.ValueString()
ctx = tflog.SetField(ctx, "keyring_id", keyRingId)
ctx = tflog.SetField(ctx, "project_id", projectId)
ctx = tflog.SetField(ctx, "region", region)
ctx = tflog.SetField(ctx, "key_id", keyId)
keyResponse, err := r.client.GetKey(ctx, projectId, region, keyRingId, keyId).Execute()
if err != nil {
var oapiErr *oapierror.GenericOpenAPIError
ok := errors.As(err, &oapiErr)
if ok && oapiErr.StatusCode == http.StatusNotFound {
resp.State.RemoveResource(ctx)
return
}
core.LogAndAddError(ctx, &resp.Diagnostics, "Error reading key", fmt.Sprintf("Calling API: %v", err))
return
}
ctx = core.LogResponse(ctx)
err = mapFields(keyResponse, &model, region)
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error reading key", fmt.Sprintf("Processing API payload: %v", err))
return
}
diags = resp.State.Set(ctx, model)
resp.Diagnostics.Append(diags...)
if resp.Diagnostics.HasError() {
return
}
tflog.Info(ctx, "Key read")
}
func (r *keyResource) Update(ctx context.Context, _ resource.UpdateRequest, resp *resource.UpdateResponse) { // nolint:gocritic // function signature required by Terraform
// keys cannot be updated, so we log an error.
core.LogAndAddError(ctx, &resp.Diagnostics, "Error updating key", "Keys can't be updated")
}
func (r *keyResource) Delete(ctx context.Context, req resource.DeleteRequest, resp *resource.DeleteResponse) { // nolint:gocritic // function signature required by Terraform
var model Model
diags := req.State.Get(ctx, &model)
resp.Diagnostics.Append(diags...)
if resp.Diagnostics.HasError() {
return
}
ctx = core.InitProviderContext(ctx)
projectId := model.ProjectId.ValueString()
keyRingId := model.KeyRingId.ValueString()
region := r.providerData.GetRegionWithOverride(model.Region)
keyId := model.KeyId.ValueString()
err := r.client.DeleteKey(ctx, projectId, region, keyRingId, keyId).Execute()
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error deleting key", fmt.Sprintf("Calling API: %v", err))
}
ctx = core.LogResponse(ctx)
// The keys can't be deleted instantly by Terraform, they can only be scheduled for deletion via the API.
core.LogAndAddWarning(ctx, &resp.Diagnostics, "Key scheduled for deletion on API side", deletionWarning)
tflog.Info(ctx, "key deleted")
}
func (r *keyResource) ImportState(ctx context.Context, req resource.ImportStateRequest, resp *resource.ImportStateResponse) {
idParts := strings.Split(req.ID, core.Separator)
if len(idParts) != 4 || idParts[0] == "" || idParts[1] == "" || idParts[2] == "" || idParts[3] == "" {
core.LogAndAddError(ctx, &resp.Diagnostics,
"Error importing key",
fmt.Sprintf("Exptected import identifier with format: [project_id],[region],[keyring_id],[key_id], got :%q", req.ID),
)
return
}
utils.SetAndLogStateFields(ctx, &resp.Diagnostics, &resp.State, map[string]any{
"project_id": idParts[0],
"region": idParts[1],
"keyring_id": idParts[2],
"key_id": idParts[3],
})
tflog.Info(ctx, "key state imported")
}
func mapFields(key *kms.Key, model *Model, region string) error {
if key == nil {
return fmt.Errorf("response input is nil")
}
if model == nil {
return fmt.Errorf("model input is nil")
}
var keyId string
if model.KeyId.ValueString() != "" {
keyId = model.KeyId.ValueString()
} else if key.Id != nil {
keyId = *key.Id
} else {
return fmt.Errorf("key id not present")
}
model.Id = utils.BuildInternalTerraformId(model.ProjectId.ValueString(), region, model.KeyRingId.ValueString(), keyId)
model.KeyId = types.StringValue(keyId)
model.DisplayName = types.StringPointerValue(key.DisplayName)
model.Region = types.StringValue(region)
model.ImportOnly = types.BoolPointerValue(key.ImportOnly)
model.AccessScope = types.StringValue(string(key.GetAccessScope()))
model.Algorithm = types.StringValue(string(key.GetAlgorithm()))
model.Purpose = types.StringValue(string(key.GetPurpose()))
model.Protection = types.StringValue(string(key.GetProtection()))
// TODO: workaround - remove once STACKITKMS-377 is resolved (just write the return value from the API to the state then)
if !(model.Description.IsNull() && key.Description != nil && *key.Description == "") {
model.Description = types.StringPointerValue(key.Description)
} else {
model.Description = types.StringNull()
}
return nil
}
func toCreatePayload(model *Model) (*kms.CreateKeyPayload, error) {
if model == nil {
return nil, fmt.Errorf("nil model")
}
return &kms.CreateKeyPayload{
AccessScope: kms.CreateKeyPayloadGetAccessScopeAttributeType(conversion.StringValueToPointer(model.AccessScope)),
Algorithm: kms.CreateKeyPayloadGetAlgorithmAttributeType(conversion.StringValueToPointer(model.Algorithm)),
Protection: kms.CreateKeyPayloadGetProtectionAttributeType(conversion.StringValueToPointer(model.Protection)),
Description: conversion.StringValueToPointer(model.Description),
DisplayName: conversion.StringValueToPointer(model.DisplayName),
ImportOnly: conversion.BoolValueToPointer(model.ImportOnly),
Purpose: kms.CreateKeyPayloadGetPurposeAttributeType(conversion.StringValueToPointer(model.Purpose)),
}, nil
}