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resource_metastore_data_access.go
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/
resource_metastore_data_access.go
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package catalog
import (
"context"
"fmt"
"log"
"github.com/databricks/databricks-sdk-go"
"github.com/databricks/databricks-sdk-go/service/catalog"
"github.com/databricks/terraform-provider-databricks/common"
"github.com/hashicorp/go-cty/cty"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
)
type GcpServiceAccountKey struct {
Email string `json:"email"`
PrivateKeyId string `json:"private_key_id"`
PrivateKey string `json:"private_key" tf:"sensitive"`
}
var alofCred = []string{"aws_iam_role", "azure_service_principal", "azure_managed_identity",
"gcp_service_account_key", "databricks_gcp_service_account"}
func SuppressGcpSAKeyDiff(k, old, new string, d *schema.ResourceData) bool {
//ignore changes in private_key
return !d.HasChanges("gcp_service_account_key.0.email", "gcp_service_account_key.0.private_key_id")
}
// it's used by both ResourceMetastoreDataAccess & ResourceStorageCredential
func adjustDataAccessSchema(m map[string]*schema.Schema) map[string]*schema.Schema {
m["aws_iam_role"].AtLeastOneOf = alofCred
m["azure_service_principal"].AtLeastOneOf = alofCred
m["azure_managed_identity"].AtLeastOneOf = alofCred
m["gcp_service_account_key"].AtLeastOneOf = alofCred
m["databricks_gcp_service_account"].AtLeastOneOf = alofCred
// suppress changes for private_key
m["gcp_service_account_key"].DiffSuppressFunc = SuppressGcpSAKeyDiff
common.MustSchemaPath(m, "aws_iam_role", "external_id").Computed = true
common.MustSchemaPath(m, "aws_iam_role", "unity_catalog_iam_arn").Computed = true
common.MustSchemaPath(m, "azure_managed_identity", "credential_id").Computed = true
common.MustSchemaPath(m, "databricks_gcp_service_account", "email").Computed = true
common.MustSchemaPath(m, "databricks_gcp_service_account", "credential_id").Computed = true
m["force_destroy"] = &schema.Schema{
Type: schema.TypeBool,
Optional: true,
}
m["force_update"] = &schema.Schema{
Type: schema.TypeBool,
Optional: true,
}
m["skip_validation"].DiffSuppressFunc = func(k, old, new string, d *schema.ResourceData) bool {
return old == "false" && new == "true"
}
m["name"].DiffSuppressFunc = common.EqualFoldDiffSuppress
return m
}
var dacSchema = common.StructToSchema(StorageCredentialInfo{},
func(m map[string]*schema.Schema) map[string]*schema.Schema {
m["is_default"] = &schema.Schema{
// having more than one default DAC per metastore will lead
// to Terraform re-assigning default_data_access_config_id
// on every apply.
Type: schema.TypeBool,
Optional: true,
}
return adjustDataAccessSchema(m)
})
func ResourceMetastoreDataAccess() common.Resource {
p := common.NewPairID("metastore_id", "name")
return common.Resource{
Schema: dacSchema,
SchemaVersion: 1,
StateUpgraders: []schema.StateUpgrader{
{
Version: 0,
Type: dacSchemaV0(),
Upgrade: dacMigrateV0,
},
},
Create: func(ctx context.Context, d *schema.ResourceData, c *common.DatabricksClient) error {
metastoreId := d.Get("metastore_id").(string)
tmpSchema := removeGcpSaField(dacSchema)
var create catalog.CreateStorageCredential
common.DataToStructPointer(d, tmpSchema, &create)
//manually add empty struct back for databricks_gcp_service_account
if _, ok := d.GetOk("databricks_gcp_service_account"); ok {
create.DatabricksGcpServiceAccount = &catalog.DatabricksGcpServiceAccountRequest{}
}
return c.AccountOrWorkspaceRequest(func(acc *databricks.AccountClient) error {
dac, err := acc.StorageCredentials.Create(ctx,
catalog.AccountsCreateStorageCredential{
MetastoreId: metastoreId,
CredentialInfo: &create,
})
if err != nil {
return err
}
if d.Get("is_default").(bool) {
_, err = acc.Metastores.Update(ctx, catalog.AccountsUpdateMetastore{
MetastoreId: metastoreId,
MetastoreInfo: &catalog.UpdateMetastore{
StorageRootCredentialId: dac.CredentialInfo.Id,
},
})
if err != nil {
return err
}
}
p.Pack(d)
return nil
}, func(w *databricks.WorkspaceClient) error {
dac, err := w.StorageCredentials.Create(ctx, create)
if err != nil {
return err
}
if d.Get("is_default").(bool) {
_, err = w.Metastores.Update(ctx, catalog.UpdateMetastore{
Id: metastoreId,
StorageRootCredentialId: dac.Id,
})
}
if err != nil {
return err
}
p.Pack(d)
return nil
})
},
Read: func(ctx context.Context, d *schema.ResourceData, c *common.DatabricksClient) error {
metastoreId, dacName, err := p.Unpack(d)
if err != nil {
return err
}
var metastore *catalog.MetastoreInfo
return c.AccountOrWorkspaceRequest(func(acc *databricks.AccountClient) error {
var storageCredential *catalog.AccountsStorageCredentialInfo
storageCredential, err = acc.StorageCredentials.Get(ctx, catalog.GetAccountStorageCredentialRequest{
MetastoreId: metastoreId,
StorageCredentialName: dacName,
})
if err != nil {
return err
}
m, err := acc.Metastores.GetByMetastoreId(ctx, metastoreId)
metastore = m.MetastoreInfo
if err != nil {
return err
}
isDefault := metastore.StorageRootCredentialName == dacName
d.Set("is_default", isDefault)
return common.StructToData(storageCredential.CredentialInfo, dacSchema, d)
}, func(w *databricks.WorkspaceClient) error {
var storageCredential *catalog.StorageCredentialInfo
storageCredential, err = w.StorageCredentials.GetByName(ctx, dacName)
if err != nil {
return err
}
m, err := w.Metastores.Summary(ctx)
if err != nil {
return err
}
isDefault := m.StorageRootCredentialName == dacName
d.Set("is_default", isDefault)
return common.StructToData(storageCredential, dacSchema, d)
})
},
Delete: func(ctx context.Context, d *schema.ResourceData, c *common.DatabricksClient) error {
metastoreId, dacName, err := p.Unpack(d)
force := d.Get("force_destroy").(bool)
if err != nil {
return err
}
return c.AccountOrWorkspaceRequest(func(acc *databricks.AccountClient) error {
return acc.StorageCredentials.Delete(ctx, catalog.DeleteAccountStorageCredentialRequest{
MetastoreId: metastoreId,
StorageCredentialName: dacName,
Force: force,
})
}, func(w *databricks.WorkspaceClient) error {
return w.StorageCredentials.Delete(ctx, catalog.DeleteStorageCredentialRequest{
Name: dacName,
Force: force,
})
})
},
}
}
// migrate to v1 state, as the id is now changed
func dacMigrateV0(ctx context.Context,
rawState map[string]any,
meta any) (map[string]any, error) {
newState := map[string]any{}
for k, v := range rawState {
switch k {
case "id":
log.Printf("[INFO] Upgrade id")
newState[k] = fmt.Sprintf("%v%s%v", rawState["metastore_id"], "|", rawState["name"])
continue
default:
newState[k] = v
}
}
return newState, nil
}
func dacSchemaV0() cty.Type {
return (&schema.Resource{
Schema: dacSchema}).CoreConfigSchema().ImpliedType()
}