terraform-provider-stackitp.../stackit/internal/services/postgresflexalpha/user/datasource.go
Marcel S. Henselin 944a75295f
Fix: fix imports and names (#9)
* fix: add missing entries and correct refs

* fix: add missing docs

---------

Co-authored-by: Marcel S. Henselin <marcel.henselin@stackit.cloud>
2025-12-19 12:34:16 +01:00

266 lines
8.2 KiB
Go

package postgresflexalpha
import (
"context"
"fmt"
"net/http"
"strconv"
postgresflex "github.com/mhenselin/terraform-provider-stackitprivatepreview/pkg/postgresflexalpha"
"github.com/mhenselin/terraform-provider-stackitprivatepreview/stackit/internal/conversion"
postgresflexUtils "github.com/mhenselin/terraform-provider-stackitprivatepreview/stackit/internal/services/postgresflexalpha/utils"
"github.com/hashicorp/terraform-plugin-framework/attr"
"github.com/hashicorp/terraform-plugin-framework/datasource"
"github.com/hashicorp/terraform-plugin-framework/schema/validator"
"github.com/hashicorp/terraform-plugin-log/tflog"
"github.com/mhenselin/terraform-provider-stackitprivatepreview/stackit/internal/core"
"github.com/mhenselin/terraform-provider-stackitprivatepreview/stackit/internal/utils"
"github.com/mhenselin/terraform-provider-stackitprivatepreview/stackit/internal/validate"
"github.com/hashicorp/terraform-plugin-framework/datasource/schema"
"github.com/hashicorp/terraform-plugin-framework/types"
)
// Ensure the implementation satisfies the expected interfaces.
var (
_ datasource.DataSource = &userDataSource{}
)
type DataSourceModel struct {
Id types.String `tfsdk:"id"` // needed by TF
UserId types.Int64 `tfsdk:"user_id"`
InstanceId types.String `tfsdk:"instance_id"`
ProjectId types.String `tfsdk:"project_id"`
Username types.String `tfsdk:"username"`
Roles types.Set `tfsdk:"roles"`
Host types.String `tfsdk:"host"`
Port types.Int64 `tfsdk:"port"`
Region types.String `tfsdk:"region"`
Status types.String `tfsdk:"status"`
ConnectionString types.String `tfsdk:"connection_string"`
}
// NewUserDataSource is a helper function to simplify the provider implementation.
func NewUserDataSource() datasource.DataSource {
return &userDataSource{}
}
// userDataSource is the data source implementation.
type userDataSource struct {
client *postgresflex.APIClient
providerData core.ProviderData
}
// Metadata returns the data source type name.
func (r *userDataSource) Metadata(
_ context.Context,
req datasource.MetadataRequest,
resp *datasource.MetadataResponse,
) {
resp.TypeName = req.ProviderTypeName + "_postgresflexalpha_user"
}
// Configure adds the provider configured client to the data source.
func (r *userDataSource) Configure(
ctx context.Context,
req datasource.ConfigureRequest,
resp *datasource.ConfigureResponse,
) {
var ok bool
r.providerData, ok = conversion.ParseProviderData(ctx, req.ProviderData, &resp.Diagnostics)
if !ok {
return
}
apiClient := postgresflexUtils.ConfigureClient(ctx, &r.providerData, &resp.Diagnostics)
if resp.Diagnostics.HasError() {
return
}
r.client = apiClient
tflog.Info(ctx, "Postgres Flex user client configured")
}
// Schema defines the schema for the data source.
func (r *userDataSource) Schema(_ context.Context, _ datasource.SchemaRequest, resp *datasource.SchemaResponse) {
descriptions := map[string]string{
"main": "Postgres Flex user data source schema. Must have a `region` specified in the provider configuration.",
"id": "Terraform's internal data source. ID. It is structured as \"`project_id`,`region`,`instance_id`,`user_id`\".",
"user_id": "User ID.",
"instance_id": "ID of the PostgresFlex instance.",
"project_id": "STACKIT project ID to which the instance is associated.",
"region": "The resource region. If not defined, the provider region is used.",
"status": "The current status of the user.",
"connection_string": "The connection string for the user to the instance.",
}
resp.Schema = schema.Schema{
Description: descriptions["main"],
Attributes: map[string]schema.Attribute{
"id": schema.StringAttribute{
Description: descriptions["id"],
Computed: true,
},
"user_id": schema.StringAttribute{
Description: descriptions["user_id"],
Required: true,
Validators: []validator.String{
validate.NoSeparator(),
},
},
"instance_id": schema.StringAttribute{
Description: descriptions["instance_id"],
Required: true,
Validators: []validator.String{
validate.UUID(),
validate.NoSeparator(),
},
},
"project_id": schema.StringAttribute{
Description: descriptions["project_id"],
Required: true,
Validators: []validator.String{
validate.UUID(),
validate.NoSeparator(),
},
},
"username": schema.StringAttribute{
Computed: true,
},
"roles": schema.SetAttribute{
ElementType: types.StringType,
Computed: true,
},
"host": schema.StringAttribute{
Computed: true,
},
"port": schema.Int64Attribute{
Computed: true,
},
"region": schema.StringAttribute{
// the region cannot be found automatically, so it has to be passed
Optional: true,
Description: descriptions["region"],
},
"status": schema.StringAttribute{
Computed: true,
},
"connection_string": schema.StringAttribute{
Computed: true,
},
},
}
}
// Read refreshes the Terraform state with the latest data.
func (r *userDataSource) Read(
ctx context.Context,
req datasource.ReadRequest,
resp *datasource.ReadResponse,
) { // nolint:gocritic // function signature required by Terraform
var model DataSourceModel
diags := req.Config.Get(ctx, &model)
resp.Diagnostics.Append(diags...)
if resp.Diagnostics.HasError() {
return
}
ctx = core.InitProviderContext(ctx)
projectId := model.ProjectId.ValueString()
instanceId := model.InstanceId.ValueString()
userId := model.UserId.ValueInt64()
region := r.providerData.GetRegionWithOverride(model.Region)
ctx = tflog.SetField(ctx, "project_id", projectId)
ctx = tflog.SetField(ctx, "instance_id", instanceId)
ctx = tflog.SetField(ctx, "user_id", userId)
ctx = tflog.SetField(ctx, "region", region)
recordSetResp, err := r.client.GetUserRequest(ctx, projectId, region, instanceId, userId).Execute()
if err != nil {
utils.LogError(
ctx,
&resp.Diagnostics,
err,
"Reading user",
fmt.Sprintf(
"User with ID %q or instance with ID %q does not exist in project %q.",
userId,
instanceId,
projectId,
),
map[int]string{
http.StatusForbidden: fmt.Sprintf("Project with ID %q not found or forbidden access", projectId),
},
)
resp.State.RemoveResource(ctx)
return
}
ctx = core.LogResponse(ctx)
// Map response body to schema and populate Computed attribute values
err = mapDataSourceFields(recordSetResp, &model, region)
if err != nil {
core.LogAndAddError(
ctx,
&resp.Diagnostics,
"Error reading user",
fmt.Sprintf("Processing API payload: %v", err),
)
return
}
// Set refreshed state
diags = resp.State.Set(ctx, model)
resp.Diagnostics.Append(diags...)
if resp.Diagnostics.HasError() {
return
}
tflog.Info(ctx, "Postgres Flex user read")
}
func mapDataSourceFields(userResp *postgresflex.GetUserResponse, model *DataSourceModel, region string) error {
if userResp == nil {
return fmt.Errorf("response is nil")
}
if model == nil {
return fmt.Errorf("model input is nil")
}
user := userResp
var userId int64
if model.UserId.ValueInt64() != 0 {
userId = model.UserId.ValueInt64()
} else if user.Id != nil {
userId = *user.Id
} else {
return fmt.Errorf("user id not present")
}
model.Id = utils.BuildInternalTerraformId(
model.ProjectId.ValueString(), region, model.InstanceId.ValueString(), strconv.FormatInt(userId, 10),
)
model.UserId = types.Int64Value(userId)
model.Username = types.StringPointerValue(user.Name)
if user.Roles == nil {
model.Roles = types.SetNull(types.StringType)
} else {
var roles []attr.Value
for _, role := range *user.Roles {
roles = append(roles, types.StringValue(string(role)))
}
rolesSet, diags := types.SetValue(types.StringType, roles)
if diags.HasError() {
return fmt.Errorf("failed to map roles: %w", core.DiagsToError(diags))
}
model.Roles = rolesSet
}
model.Host = types.StringPointerValue(user.Host)
model.Port = types.Int64PointerValue(user.Port)
model.Region = types.StringValue(region)
model.Status = types.StringPointerValue(user.Status)
model.ConnectionString = types.StringPointerValue(user.ConnectionString)
return nil
}