mirror of
https://github.com/googleapis/genai-toolbox.git
synced 2026-02-04 12:15:09 -05:00
121 lines
3.2 KiB
Go
121 lines
3.2 KiB
Go
// Copyright 2025 Google LLC
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package spanneradmin
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
instance "cloud.google.com/go/spanner/admin/instance/apiv1"
|
|
"github.com/goccy/go-yaml"
|
|
"github.com/googleapis/genai-toolbox/internal/sources"
|
|
"github.com/googleapis/genai-toolbox/internal/util"
|
|
"go.opentelemetry.io/otel/trace"
|
|
"golang.org/x/oauth2"
|
|
"google.golang.org/api/option"
|
|
)
|
|
|
|
const SourceKind string = "spanner-admin"
|
|
|
|
// validate interface
|
|
var _ sources.SourceConfig = Config{}
|
|
|
|
func init() {
|
|
if !sources.Register(SourceKind, newConfig) {
|
|
panic(fmt.Sprintf("source kind %q already registered", SourceKind))
|
|
}
|
|
}
|
|
|
|
func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (sources.SourceConfig, error) {
|
|
actual := Config{Name: name}
|
|
if err := decoder.DecodeContext(ctx, &actual); err != nil {
|
|
return nil, err
|
|
}
|
|
return actual, nil
|
|
}
|
|
|
|
type Config struct {
|
|
Name string `yaml:"name" validate:"required"`
|
|
Kind string `yaml:"kind" validate:"required"`
|
|
DefaultProject string `yaml:"defaultProject"`
|
|
UseClientOAuth bool `yaml:"useClientOAuth"`
|
|
}
|
|
|
|
func (r Config) SourceConfigKind() string {
|
|
return SourceKind
|
|
}
|
|
|
|
// Initialize initializes a Spanner Admin Source instance.
|
|
func (r Config) Initialize(ctx context.Context, tracer trace.Tracer) (sources.Source, error) {
|
|
var client *instance.InstanceAdminClient
|
|
|
|
if !r.UseClientOAuth {
|
|
ua, err := util.UserAgentFromContext(ctx)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error in User Agent retrieval: %s", err)
|
|
}
|
|
// Use Application Default Credentials
|
|
client, err = instance.NewInstanceAdminClient(ctx, option.WithUserAgent(ua))
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error creating new spanner instance admin client: %w", err)
|
|
}
|
|
}
|
|
|
|
s := &Source{
|
|
Config: r,
|
|
Client: client,
|
|
}
|
|
return s, nil
|
|
}
|
|
|
|
var _ sources.Source = &Source{}
|
|
|
|
type Source struct {
|
|
Config
|
|
Client *instance.InstanceAdminClient
|
|
}
|
|
|
|
func (s *Source) SourceKind() string {
|
|
return SourceKind
|
|
}
|
|
|
|
func (s *Source) ToConfig() sources.SourceConfig {
|
|
return s.Config
|
|
}
|
|
|
|
func (s *Source) GetDefaultProject() string {
|
|
return s.DefaultProject
|
|
}
|
|
|
|
func (s *Source) GetClient(ctx context.Context, accessToken string) (*instance.InstanceAdminClient, error) {
|
|
if s.UseClientOAuth {
|
|
token := &oauth2.Token{AccessToken: accessToken}
|
|
ua, err := util.UserAgentFromContext(ctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
client, err := instance.NewInstanceAdminClient(ctx, option.WithTokenSource(oauth2.StaticTokenSource(token)), option.WithUserAgent(ua))
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error creating new spanner instance admin client: %w", err)
|
|
}
|
|
return client, nil
|
|
}
|
|
return s.Client, nil
|
|
}
|
|
|
|
func (s *Source) UseClientAuthorization() bool {
|
|
return s.UseClientOAuth
|
|
}
|