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instance_data_source.go
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/
instance_data_source.go
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package documentdb
import (
"context"
"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
documentdb "github.com/scaleway/scaleway-sdk-go/api/documentdb/v1beta1"
"github.com/scaleway/terraform-provider-scaleway/v2/internal/datasource"
"github.com/scaleway/terraform-provider-scaleway/v2/internal/types"
"github.com/scaleway/terraform-provider-scaleway/v2/internal/verify"
)
func DataSourceInstance() *schema.Resource {
// Generate datasource schema from resource
dsSchema := datasource.SchemaFromResourceSchema(ResourceInstance().Schema)
datasource.AddOptionalFieldsToSchema(dsSchema, "name", "region", "project_id")
dsSchema["instance_id"] = &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "The ID of the instance",
ConflictsWith: []string{"name"},
ValidateFunc: verify.IsUUIDorUUIDWithLocality(),
}
return &schema.Resource{
ReadContext: DataSourceDocumentDBInstanceRead,
Schema: dsSchema,
}
}
func DataSourceDocumentDBInstanceRead(ctx context.Context, d *schema.ResourceData, m interface{}) diag.Diagnostics {
api, region, err := documentDBAPIWithRegion(d, m)
if err != nil {
return diag.FromErr(err)
}
instanceID, instanceIDExists := d.GetOk("instance_id")
if !instanceIDExists {
instanceName := d.Get("name").(string)
res, err := api.ListInstances(&documentdb.ListInstancesRequest{
Region: region,
Name: types.ExpandStringPtr(instanceName),
ProjectID: types.ExpandStringPtr(d.Get("project_id")),
})
if err != nil {
return diag.FromErr(err)
}
foundRawInstance, err := datasource.FindExact(
res.Instances,
func(s *documentdb.Instance) bool { return s.Name == instanceName },
instanceName,
)
if err != nil {
return diag.FromErr(err)
}
instanceID = foundRawInstance.ID
}
regionID := datasource.NewRegionalID(instanceID, region)
d.SetId(regionID)
err = d.Set("instance_id", regionID)
if err != nil {
return diag.FromErr(err)
}
diags := resourceDocumentDBInstanceRead(ctx, d, m)
if diags != nil {
return append(diags, diag.Errorf("failed to read instance state")...)
}
if d.Id() == "" {
return diag.Errorf("instance (%s) not found", regionID)
}
return nil
}