cloudsqlmssqlcreateinstance.go•7.02 kB
// 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 cloudsqlmssqlcreateinstance
import (
"context"
"fmt"
"strings"
yaml "github.com/goccy/go-yaml"
"github.com/googleapis/genai-toolbox/internal/sources"
"github.com/googleapis/genai-toolbox/internal/sources/cloudsqladmin"
"github.com/googleapis/genai-toolbox/internal/tools"
sqladmin "google.golang.org/api/sqladmin/v1"
)
const kind string = "cloud-sql-mssql-create-instance"
func init() {
if !tools.Register(kind, newConfig) {
panic(fmt.Sprintf("tool kind %q already registered", kind))
}
}
func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
actual := Config{Name: name}
if err := decoder.DecodeContext(ctx, &actual); err != nil {
return nil, err
}
return actual, nil
}
// Config defines the configuration for the create-instances tool.
type Config struct {
Name string `yaml:"name" validate:"required"`
Kind string `yaml:"kind" validate:"required"`
Description string `yaml:"description"`
Source string `yaml:"source" validate:"required"`
AuthRequired []string `yaml:"authRequired"`
}
// validate interface
var _ tools.ToolConfig = Config{}
// ToolConfigKind returns the kind of the tool.
func (cfg Config) ToolConfigKind() string {
return kind
}
// Initialize initializes the tool from the configuration.
func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
rawS, ok := srcs[cfg.Source]
if !ok {
return nil, fmt.Errorf("no source named %q configured", cfg.Source)
}
s, ok := rawS.(*cloudsqladmin.Source)
if !ok {
return nil, fmt.Errorf("invalid source for %q tool: source kind must be `cloud-sql-admin`", kind)
}
allParameters := tools.Parameters{
tools.NewStringParameter("project", "The project ID"),
tools.NewStringParameter("name", "The name of the instance"),
tools.NewStringParameterWithDefault("databaseVersion", "SQLSERVER_2022_STANDARD", "The database version for SQL Server. If not specified, defaults to SQLSERVER_2022_STANDARD."),
tools.NewStringParameter("rootPassword", "The root password for the instance"),
tools.NewStringParameterWithDefault("editionPreset", "Development", "The edition of the instance. Can be `Production` or `Development`. This determines the default machine type and availability. Defaults to `Development`."),
}
paramManifest := allParameters.Manifest()
description := cfg.Description
if description == "" {
description = "Creates a SQL Server instance using `Production` and `Development` presets. For the `Development` template, it chooses a 2 vCPU, 8 GiB RAM (`db-custom-2-8192`) configuration with Non-HA/zonal availability. For the `Production` template, it chooses a 4 vCPU, 26 GiB RAM (`db-custom-4-26624`) configuration with HA/regional availability. The Enterprise edition is used in both cases. The default database version is `SQLSERVER_2022_STANDARD`. The agent should ask the user if they want to use a different version."
}
mcpManifest := tools.GetMcpManifest(cfg.Name, description, cfg.AuthRequired, allParameters)
return Tool{
Name: cfg.Name,
Kind: kind,
AuthRequired: cfg.AuthRequired,
Source: s,
AllParams: allParameters,
manifest: tools.Manifest{Description: cfg.Description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
mcpManifest: mcpManifest,
}, nil
}
// Tool represents the create-instances tool.
type Tool struct {
Name string `yaml:"name"`
Kind string `yaml:"kind"`
Description string `yaml:"description"`
AuthRequired []string `yaml:"authRequired"`
Source *cloudsqladmin.Source
AllParams tools.Parameters `yaml:"allParams"`
manifest tools.Manifest
mcpManifest tools.McpManifest
}
// Invoke executes the tool's logic.
func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
paramsMap := params.AsMap()
project, ok := paramsMap["project"].(string)
if !ok {
return nil, fmt.Errorf("error casting 'project' parameter: %s", paramsMap["project"])
}
name, ok := paramsMap["name"].(string)
if !ok {
return nil, fmt.Errorf("error casting 'name' parameter: %s", paramsMap["name"])
}
dbVersion, ok := paramsMap["databaseVersion"].(string)
if !ok {
return nil, fmt.Errorf("error casting 'databaseVersion' parameter: %s", paramsMap["databaseVersion"])
}
rootPassword, ok := paramsMap["rootPassword"].(string)
if !ok {
return nil, fmt.Errorf("error casting 'rootPassword' parameter: %s", paramsMap["rootPassword"])
}
editionPreset, ok := paramsMap["editionPreset"].(string)
if !ok {
return nil, fmt.Errorf("error casting 'editionPreset' parameter: %s", paramsMap["editionPreset"])
}
settings := sqladmin.Settings{}
switch strings.ToLower(editionPreset) {
case "production":
settings.AvailabilityType = "REGIONAL"
settings.Edition = "ENTERPRISE"
settings.Tier = "db-custom-4-26624"
settings.DataDiskSizeGb = 250
settings.DataDiskType = "PD_SSD"
case "development":
settings.AvailabilityType = "ZONAL"
settings.Edition = "ENTERPRISE"
settings.Tier = "db-custom-2-8192"
settings.DataDiskSizeGb = 100
settings.DataDiskType = "PD_SSD"
default:
return nil, fmt.Errorf("invalid 'editionPreset': %q. Must be either 'Production' or 'Development'", editionPreset)
}
instance := sqladmin.DatabaseInstance{
Name: name,
DatabaseVersion: dbVersion,
RootPassword: rootPassword,
Settings: &settings,
Project: project,
}
service, err := t.Source.GetService(ctx, string(accessToken))
if err != nil {
return nil, err
}
resp, err := service.Instances.Insert(project, &instance).Do()
if err != nil {
return nil, fmt.Errorf("error creating instance: %w", err)
}
return resp, nil
}
// ParseParams parses the parameters for the tool.
func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
return tools.ParseParams(t.AllParams, data, claims)
}
// Manifest returns the tool's manifest.
func (t Tool) Manifest() tools.Manifest {
return t.manifest
}
// McpManifest returns the tool's MCP manifest.
func (t Tool) McpManifest() tools.McpManifest {
return t.mcpManifest
}
// Authorized checks if the tool is authorized.
func (t Tool) Authorized(verifiedAuthServices []string) bool {
return true
}
func (t Tool) RequiresClientAuthorization() bool {
return t.Source.UseClientAuthorization()
}