mirror of
https://github.com/googleapis/genai-toolbox.git
synced 2026-02-18 19:05:19 -05:00
80 lines
2.0 KiB
Go
80 lines
2.0 KiB
Go
// Copyright 2024 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 sources
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
|
|
"github.com/jackc/pgx/v5/pgxpool"
|
|
)
|
|
|
|
const PostgresKind string = "postgres"
|
|
|
|
// validate interface
|
|
var _ Config = PostgresConfig{}
|
|
|
|
type PostgresConfig struct {
|
|
Name string `yaml:"name"`
|
|
Kind string `yaml:"kind"`
|
|
Host string `yaml:"host"`
|
|
Port string `yaml:"port"`
|
|
User string `yaml:"user"`
|
|
Password string `yaml:"password"`
|
|
Database string `yaml:"database"`
|
|
}
|
|
|
|
func (r PostgresConfig) sourceKind() string {
|
|
return PostgresKind
|
|
}
|
|
|
|
func (r PostgresConfig) Initialize() (Source, error) {
|
|
pool, err := initPostgresConnectionPool(r.Host, r.Port, r.User, r.Password, r.Database)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("Unable to create pool: %w", err)
|
|
}
|
|
|
|
err = pool.Ping(context.Background())
|
|
if err != nil {
|
|
return nil, fmt.Errorf("Unable to connect successfully: %w", err)
|
|
}
|
|
|
|
s := PostgresSource{
|
|
Name: r.Name,
|
|
Kind: PostgresKind,
|
|
Pool: pool,
|
|
}
|
|
return s, nil
|
|
}
|
|
|
|
var _ Source = PostgresSource{}
|
|
|
|
type PostgresSource struct {
|
|
Name string `yaml:"name"`
|
|
Kind string `yaml:"kind"`
|
|
Pool *pgxpool.Pool
|
|
}
|
|
|
|
func initPostgresConnectionPool(host, port, user, pass, dbname string) (*pgxpool.Pool, error) {
|
|
// urlExample := "postgres:dd//username:password@localhost:5432/database_name"
|
|
i := fmt.Sprintf("postgres://%s:%s@%s:%s/%s", user, pass, host, port, dbname)
|
|
pool, err := pgxpool.New(context.Background(), i)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("Unable to create connection pool: %w", err)
|
|
}
|
|
|
|
return pool, nil
|
|
}
|