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feat(postgresql): Region adjustment (#713)

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Signed-off-by: Alexander Dahmen <alexander.dahmen@inovex.de>
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Alexander Dahmen 2025-03-21 13:52:10 +01:00 • committed by GitHub
parent e989102d6b
commit 6cc1dffc22
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19 changed files with 458 additions and 148 deletions
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99
stackit/internal/services/postgresflex/database/resource.go
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@ -10,6 +10,7 @@ import (
"github.com/hashicorp/terraform-plugin-framework/schema/validator"
"github.com/hashicorp/terraform-plugin-log/tflog"
"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/core"
"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/utils"
"github.com/stackitcloud/terraform-provider-stackit/stackit/internal/validate"
"github.com/hashicorp/terraform-plugin-framework/path"
@ -28,6 +29,7 @@ var (
_ resource.Resource = &databaseResource{}
_ resource.ResourceWithConfigure = &databaseResource{}
_ resource.ResourceWithImportState = &databaseResource{}
_ resource.ResourceWithModifyPlan = &databaseResource{}
)
type Model struct {
@ -37,6 +39,7 @@ type Model struct {
ProjectId types.String `tfsdk:"project_id"`
Name types.String `tfsdk:"name"`
Owner types.String `tfsdk:"owner"`
Region types.String `tfsdk:"region"`
}
// NewDatabaseResource is a helper function to simplify the provider implementation.
@ -46,7 +49,38 @@ func NewDatabaseResource() resource.Resource {
// databaseResource is the resource implementation.
type databaseResource struct {
client *postgresflex.APIClient
client *postgresflex.APIClient
providerData core.ProviderData
}
// ModifyPlan implements resource.ResourceWithModifyPlan.
// Use the modifier to set the effective region in the current plan.
func (r *databaseResource) 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
}
}
// Metadata returns the resource type name.
@ -61,7 +95,8 @@ func (r *databaseResource) Configure(ctx context.Context, req resource.Configure
return
}
providerData, ok := req.ProviderData.(core.ProviderData)
var ok bool
r.providerData, ok = req.ProviderData.(core.ProviderData)
if !ok {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error configuring API client", fmt.Sprintf("Expected configure type stackit.ProviderData, got %T", req.ProviderData))
return
@ -69,15 +104,15 @@ func (r *databaseResource) Configure(ctx context.Context, req resource.Configure
var apiClient *postgresflex.APIClient
var err error
if providerData.PostgresFlexCustomEndpoint != "" {
if r.providerData.PostgresFlexCustomEndpoint != "" {
apiClient, err = postgresflex.NewAPIClient(
config.WithCustomAuth(providerData.RoundTripper),
config.WithEndpoint(providerData.PostgresFlexCustomEndpoint),
config.WithCustomAuth(r.providerData.RoundTripper),
config.WithEndpoint(r.providerData.PostgresFlexCustomEndpoint),
)
} else {
apiClient, err = postgresflex.NewAPIClient(
config.WithCustomAuth(providerData.RoundTripper),
config.WithRegion(providerData.GetRegion()),
config.WithCustomAuth(r.providerData.RoundTripper),
config.WithRegion(r.providerData.GetRegion()),
)
}
@ -94,12 +129,13 @@ func (r *databaseResource) Configure(ctx context.Context, req resource.Configure
func (r *databaseResource) Schema(_ context.Context, _ resource.SchemaRequest, resp *resource.SchemaResponse) {
descriptions := map[string]string{
"main": "Postgres Flex database resource schema. Must have a `region` specified in the provider configuration.",
"id": "Terraform's internal resource ID. It is structured as \"`project_id`,`instance_id`,`database_id`\".",
"id": "Terraform's internal resource ID. It is structured as \"`project_id`,`region`,`instance_id`,`database_id`\".",
"database_id": "Database ID.",
"instance_id": "ID of the Postgres Flex instance.",
"project_id": "STACKIT project ID to which the instance is associated.",
"name": "Database name.",
"owner": "Username of the database owner.",
"region": "The resource region. If not defined, the provider region is used.",
}
resp.Schema = schema.Schema{
@ -160,6 +196,15 @@ func (r *databaseResource) Schema(_ context.Context, _ resource.SchemaRequest, r
stringplanmodifier.RequiresReplace(),
},
},
"region": schema.StringAttribute{
Optional: true,
// must be computed to allow for storing the override value from the provider
Computed: true,
Description: descriptions["region"],
PlanModifiers: []planmodifier.String{
stringplanmodifier.RequiresReplace(),
},
},
},
}
}
@ -173,9 +218,11 @@ func (r *databaseResource) Create(ctx context.Context, req resource.CreateReques
return
}
projectId := model.ProjectId.ValueString()
region := model.Region.ValueString()
instanceId := model.InstanceId.ValueString()
ctx = tflog.SetField(ctx, "project_id", projectId)
ctx = tflog.SetField(ctx, "instance_id", instanceId)
ctx = tflog.SetField(ctx, "region", region)
// Generate API request body from model
payload, err := toCreatePayload(&model)
@ -184,7 +231,7 @@ func (r *databaseResource) Create(ctx context.Context, req resource.CreateReques
return
}
// Create new database
databaseResp, err := r.client.CreateDatabase(ctx, projectId, instanceId).CreateDatabasePayload(*payload).Execute()
databaseResp, err := r.client.CreateDatabase(ctx, projectId, region, instanceId).CreateDatabasePayload(*payload).Execute()
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error creating database", fmt.Sprintf("Calling API: %v", err))
return
@ -196,14 +243,14 @@ func (r *databaseResource) Create(ctx context.Context, req resource.CreateReques
databaseId := *databaseResp.Id
ctx = tflog.SetField(ctx, "database_id", databaseId)
database, err := getDatabase(ctx, r.client, projectId, instanceId, databaseId)
database, err := getDatabase(ctx, r.client, projectId, region, instanceId, databaseId)
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error creating database", fmt.Sprintf("Getting database details after creation: %v", err))
return
}
// Map response body to schema
err = mapFields(database, &model)
err = mapFields(database, &model, region)
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error creating database", fmt.Sprintf("Processing API payload: %v", err))
return
@ -228,11 +275,16 @@ func (r *databaseResource) Read(ctx context.Context, req resource.ReadRequest, r
projectId := model.ProjectId.ValueString()
instanceId := model.InstanceId.ValueString()
databaseId := model.DatabaseId.ValueString()
region := model.Region.ValueString()
if region == "" {
region = r.providerData.GetRegion()
}
ctx = tflog.SetField(ctx, "project_id", projectId)
ctx = tflog.SetField(ctx, "instance_id", instanceId)
ctx = tflog.SetField(ctx, "database_id", databaseId)
ctx = tflog.SetField(ctx, "region", region)
databaseResp, err := getDatabase(ctx, r.client, projectId, instanceId, databaseId)
databaseResp, err := getDatabase(ctx, r.client, projectId, region, instanceId, databaseId)
if err != nil {
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
if (ok && oapiErr.StatusCode == http.StatusNotFound) || errors.Is(err, databaseNotFoundErr) {
@ -244,7 +296,7 @@ func (r *databaseResource) Read(ctx context.Context, req resource.ReadRequest, r
}
// Map response body to schema
err = mapFields(databaseResp, &model)
err = mapFields(databaseResp, &model, region)
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error reading database", fmt.Sprintf("Processing API payload: %v", err))
return
@ -278,12 +330,14 @@ func (r *databaseResource) Delete(ctx context.Context, req resource.DeleteReques
projectId := model.ProjectId.ValueString()
instanceId := model.InstanceId.ValueString()
databaseId := model.DatabaseId.ValueString()
region := model.Region.ValueString()
ctx = tflog.SetField(ctx, "project_id", projectId)
ctx = tflog.SetField(ctx, "instance_id", instanceId)
ctx = tflog.SetField(ctx, "database_id", databaseId)
ctx = tflog.SetField(ctx, "region", region)
// Delete existing record set
err := r.client.DeleteDatabase(ctx, projectId, instanceId, databaseId).Execute()
err := r.client.DeleteDatabase(ctx, projectId, region, instanceId, databaseId).Execute()
if err != nil {
core.LogAndAddError(ctx, &resp.Diagnostics, "Error deleting database", fmt.Sprintf("Calling API: %v", err))
}
@ -294,17 +348,18 @@ func (r *databaseResource) Delete(ctx context.Context, req resource.DeleteReques
// The expected format of the resource import identifier is: project_id,zone_id,record_set_id
func (r *databaseResource) ImportState(ctx context.Context, req resource.ImportStateRequest, resp *resource.ImportStateResponse) {
idParts := strings.Split(req.ID, core.Separator)
if len(idParts) != 3 || idParts[0] == "" || idParts[1] == "" || idParts[2] == "" {
if len(idParts) != 4 || idParts[0] == "" || idParts[1] == "" || idParts[2] == "" || idParts[3] == "" {
core.LogAndAddError(ctx, &resp.Diagnostics,
"Error importing database",
fmt.Sprintf("Expected import identifier with format [project_id],[instance_id],[database_id], got %q", req.ID),
fmt.Sprintf("Expected import identifier with format [project_id],[region],[instance_id],[database_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("instance_id"), idParts[1])...)
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("database_id"), idParts[2])...)
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])...)
resp.Diagnostics.Append(resp.State.SetAttribute(ctx, path.Root("database_id"), idParts[3])...)
core.LogAndAddWarning(ctx, &resp.Diagnostics,
"Postgresflex database imported with empty password",
"The database password is not imported as it is only available upon creation of a new database. The password field will be empty.",
@ -312,7 +367,7 @@ func (r *databaseResource) ImportState(ctx context.Context, req resource.ImportS
tflog.Info(ctx, "Postgres Flex database state imported")
}
func mapFields(databaseResp *postgresflex.InstanceDatabase, model *Model) error {
func mapFields(databaseResp *postgresflex.InstanceDatabase, model *Model, region string) error {
if databaseResp == nil {
return fmt.Errorf("response is nil")
}
@ -333,6 +388,7 @@ func mapFields(databaseResp *postgresflex.InstanceDatabase, model *Model) error
}
idParts := []string{
model.ProjectId.ValueString(),
region,
model.InstanceId.ValueString(),
databaseId,
}
@ -341,6 +397,7 @@ func mapFields(databaseResp *postgresflex.InstanceDatabase, model *Model) error
)
model.DatabaseId = types.StringValue(databaseId)
model.Name = types.StringPointerValue(databaseResp.Name)
model.Region = types.StringValue(region)
if databaseResp.Options != nil {
owner, ok := (*databaseResp.Options)["owner"]
@ -375,8 +432,8 @@ func toCreatePayload(model *Model) (*postgresflex.CreateDatabasePayload, error)
var databaseNotFoundErr = errors.New("database not found")
// The API does not have a GetDatabase endpoint, only ListDatabases
func getDatabase(ctx context.Context, client *postgresflex.APIClient, projectId, instanceId, databaseId string) (*postgresflex.InstanceDatabase, error) {
resp, err := client.ListDatabases(ctx, projectId, instanceId).Execute()
func getDatabase(ctx context.Context, client *postgresflex.APIClient, projectId, region, instanceId, databaseId string) (*postgresflex.InstanceDatabase, error) {
resp, err := client.ListDatabases(ctx, projectId, region, instanceId).Execute()
if err != nil {
return nil, err
}