chore: import upstream snapshot with attribution

internal/tools/alloydb/alloydbcreateinstance/alloydbcreateinstance.go

@@ -0,0 +1,197 @@
+// 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 alloydbcreateinstance
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+
+	yaml "github.com/goccy/go-yaml"
+	"github.com/googleapis/mcp-toolbox/internal/sources"
+	"github.com/googleapis/mcp-toolbox/internal/tools"
+	"github.com/googleapis/mcp-toolbox/internal/util"
+	"github.com/googleapis/mcp-toolbox/internal/util/parameters"
+)
+
+const resourceType string = "alloydb-create-instance"
+
+func init() {
+	if !tools.Register(resourceType, newConfig) {
+		panic(fmt.Sprintf("tool type %q already registered", resourceType))
+	}
+}
+
+func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
+	actual := Config{ConfigBase: tools.ConfigBase{Name: name}}
+	if err := decoder.DecodeContext(ctx, &actual); err != nil {
+		return nil, err
+	}
+	return actual, nil
+}
+
+type compatibleSource interface {
+	GetDefaultProject() string
+	UseClientAuthorization() bool
+	CreateInstance(context.Context, string, string, string, string, string, string, int, string) (any, error)
+}
+
+// Configuration for the create-instance tool.
+type Config struct {
+	tools.ConfigBase `yaml:",inline"`
+	Type             string                 `yaml:"type" validate:"required"`
+	Source           string                 `yaml:"source" validate:"required"`
+	Annotations      *tools.ToolAnnotations `yaml:"annotations,omitempty"`
+}
+
+// validate interface
+var _ tools.ToolConfig = Config{}
+
+// ToolConfigType returns the type of the tool.
+func (cfg Config) ToolConfigType() string {
+	return resourceType
+}
+
+// Initialize initializes the tool from the configuration.
+func (cfg Config) Initialize(context.Context) (tools.Tool, error) {
+
+	if cfg.Description == "" {
+		cfg.Description = "Creates a new AlloyDB instance (PRIMARY or READ_POOL) within a cluster. This is a long-running operation. This will return operation id to be used by get operations tool. Take all parameters from user in one go."
+	}
+
+	params := buildParams("")
+	return Tool{
+		BaseTool: tools.NewBaseTool(
+			cfg,
+			tools.GetAnnotationsOrDefault(cfg.Annotations, tools.NewDestructiveAnnotations),
+			tools.Manifest{Description: cfg.Description, Parameters: params.Manifest(), AuthRequired: cfg.AuthRequired},
+			params,
+		),
+	}, nil
+}
+
+// Tool represents the create-instance tool.
+type Tool struct {
+	tools.BaseTool[Config]
+}
+
+func (t Tool) ToConfig() tools.ToolConfig {
+	return t.Cfg
+}
+
+// Invoke executes the tool's logic.
+func (t Tool) Invoke(ctx context.Context, resourceMgr tools.SourceProvider, params parameters.ParamValues, accessToken tools.AccessToken) (any, util.ToolboxError) {
+	source, err := tools.GetCompatibleSource[compatibleSource](resourceMgr, t.Cfg.Source, t.Cfg.Name, t.Cfg.Type)
+	if err != nil {
+		return nil, util.NewClientServerError("source used is not compatible with the tool", http.StatusInternalServerError, err)
+	}
+
+	paramsMap := params.AsMap()
+	project, ok := paramsMap["project"].(string)
+	if !ok || project == "" {
+		return nil, util.NewAgentError("invalid or missing 'project' parameter; expected a non-empty string", nil)
+	}
+
+	location, ok := paramsMap["location"].(string)
+	if !ok || location == "" {
+		return nil, util.NewAgentError("invalid or missing 'location' parameter; expected a non-empty string", nil)
+	}
+
+	cluster, ok := paramsMap["cluster"].(string)
+	if !ok || cluster == "" {
+		return nil, util.NewAgentError("invalid or missing 'cluster' parameter; expected a non-empty string", nil)
+	}
+
+	instanceID, ok := paramsMap["instance"].(string)
+	if !ok || instanceID == "" {
+		return nil, util.NewAgentError("invalid or missing 'instance' parameter; expected a non-empty string", nil)
+	}
+
+	instanceType, ok := paramsMap["instanceType"].(string)
+	if !ok || (instanceType != "READ_POOL" && instanceType != "PRIMARY") {
+		return nil, util.NewAgentError("invalid 'instanceType' parameter; expected 'PRIMARY' or 'READ_POOL'", nil)
+	}
+
+	displayName, _ := paramsMap["displayName"].(string)
+
+	var nodeCount int
+	if instanceType == "READ_POOL" {
+		nodeCount, ok = paramsMap["nodeCount"].(int)
+		if !ok {
+			return nil, util.NewAgentError("invalid 'nodeCount' parameter; expected an integer for READ_POOL", nil)
+		}
+	}
+
+	resp, err := source.CreateInstance(ctx, project, location, cluster, instanceID, instanceType, displayName, nodeCount, string(accessToken))
+	if err != nil {
+		return nil, util.ProcessGcpError(err)
+	}
+	return resp, nil
+}
+
+// Authorized checks if the tool is authorized.
+func (t Tool) Authorized(verifiedAuthServices []string) bool {
+	return true
+}
+
+func (t Tool) RequiresClientAuthorization(resourceMgr tools.SourceProvider) (bool, error) {
+	source, err := tools.GetCompatibleSource[compatibleSource](resourceMgr, t.Cfg.Source, t.Cfg.Name, t.Cfg.Type)
+	if err != nil {
+		return false, err
+	}
+
+	return source.UseClientAuthorization(), nil
+}
+
+// buildParams builds the tool's parameters. A non-empty project means the source has a
+// configured default project, which is baked into the project param; otherwise the plain form is used.
+func buildParams(project string) parameters.Parameters {
+	projectParam := parameters.NewStringParameter("project", "The GCP project ID.")
+	if project != "" {
+		projectParam = parameters.NewStringParameter("project", "The GCP project ID. This is pre-configured; do not ask for it unless the user explicitly provides a different one.", parameters.WithStringDefault(project))
+	}
+	return parameters.Parameters{
+		projectParam,
+		parameters.NewStringParameter("location", "The location of the cluster (e.g., 'us-central1')."),
+		parameters.NewStringParameter("cluster", "The ID of the cluster to create the instance in."),
+		parameters.NewStringParameter("instance", "A unique ID for the new AlloyDB instance."),
+		parameters.NewStringParameter("instanceType", "The type of instance to create. Valid values are: PRIMARY and READ_POOL. Default is PRIMARY", parameters.WithStringDefault("PRIMARY")),
+		parameters.NewStringParameter("displayName", "An optional, user-friendly name for the instance.", parameters.WithStringRequired(false)),
+		parameters.NewIntParameter("nodeCount", "The number of nodes in the read pool. Required only if instanceType is READ_POOL. Default is 1.", parameters.WithIntDefault(1)),
+	}
+}
+
+// resolveParams builds the tool's parameters using the source's configured default GCP project.
+func (t Tool) resolveParams(srcs map[string]sources.Source) (parameters.Parameters, error) {
+	s, err := tools.GetCompatibleSourceFromMap[compatibleSource](srcs, t.Cfg.Source, t.Cfg.Name, t.Cfg.Type)
+	if err != nil {
+		return nil, err
+	}
+	return buildParams(s.GetDefaultProject()), nil
+}
+
+// GetParameters returns the tool's parameters, resolved against the source.
+func (t Tool) GetParameters(srcs map[string]sources.Source) (parameters.Parameters, error) {
+	return t.resolveParams(srcs)
+}
+
+// Manifest returns the tool's manifest, resolved against the source.
+func (t Tool) Manifest(srcs map[string]sources.Source) (tools.Manifest, error) {
+	allParameters, err := t.resolveParams(srcs)
+	if err != nil {
+		return tools.Manifest{}, err
+	}
+	return tools.Manifest{Description: t.Cfg.Description, Parameters: allParameters.Manifest(), AuthRequired: t.Cfg.AuthRequired}, nil
+}