dataplexsearchentries.go•5.14 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 dataplexsearchentries
import (
"context"
"fmt"
dataplexapi "cloud.google.com/go/dataplex/apiv1"
dataplexpb "cloud.google.com/go/dataplex/apiv1/dataplexpb"
"github.com/goccy/go-yaml"
"github.com/googleapis/genai-toolbox/internal/sources"
dataplexds "github.com/googleapis/genai-toolbox/internal/sources/dataplex"
"github.com/googleapis/genai-toolbox/internal/tools"
)
const kind string = "dataplex-search-entries"
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
}
type compatibleSource interface {
CatalogClient() *dataplexapi.CatalogClient
ProjectID() string
}
// validate compatible sources are still compatible
var _ compatibleSource = &dataplexds.Source{}
var compatibleSources = [...]string{dataplexds.SourceKind}
type Config struct {
Name string `yaml:"name" validate:"required"`
Kind string `yaml:"kind" validate:"required"`
Source string `yaml:"source" validate:"required"`
Description string `yaml:"description"`
AuthRequired []string `yaml:"authRequired"`
}
// validate interface
var _ tools.ToolConfig = Config{}
func (cfg Config) ToolConfigKind() string {
return kind
}
func (cfg Config) Initialize(srcs map[string]sources.Source) (tools.Tool, error) {
// Initialize the search configuration with the provided sources
rawS, ok := srcs[cfg.Source]
if !ok {
return nil, fmt.Errorf("no source named %q configured", cfg.Source)
}
// verify the source is compatible
s, ok := rawS.(compatibleSource)
if !ok {
return nil, fmt.Errorf("invalid source for %q tool: source kind must be one of %q", kind, compatibleSources)
}
query := tools.NewStringParameter("query", "The query against which entries in scope should be matched.")
pageSize := tools.NewIntParameterWithDefault("pageSize", 5, "Number of results in the search page.")
orderBy := tools.NewStringParameterWithDefault("orderBy", "relevance", "Specifies the ordering of results. Supported values are: relevance, last_modified_timestamp, last_modified_timestamp asc")
parameters := tools.Parameters{query, pageSize, orderBy}
mcpManifest := tools.GetMcpManifest(cfg.Name, cfg.Description, cfg.AuthRequired, parameters)
t := Tool{
Name: cfg.Name,
Kind: kind,
Parameters: parameters,
AuthRequired: cfg.AuthRequired,
CatalogClient: s.CatalogClient(),
ProjectID: s.ProjectID(),
manifest: tools.Manifest{
Description: cfg.Description,
Parameters: parameters.Manifest(),
AuthRequired: cfg.AuthRequired,
},
mcpManifest: mcpManifest,
}
return t, nil
}
type Tool struct {
Name string
Kind string
Parameters tools.Parameters
AuthRequired []string
CatalogClient *dataplexapi.CatalogClient
ProjectID string
manifest tools.Manifest
mcpManifest tools.McpManifest
}
func (t Tool) Invoke(ctx context.Context, params tools.ParamValues, accessToken tools.AccessToken) (any, error) {
paramsMap := params.AsMap()
query, _ := paramsMap["query"].(string)
pageSize := int32(paramsMap["pageSize"].(int))
orderBy, _ := paramsMap["orderBy"].(string)
req := &dataplexpb.SearchEntriesRequest{
Query: query,
Name: fmt.Sprintf("projects/%s/locations/global", t.ProjectID),
PageSize: pageSize,
OrderBy: orderBy,
SemanticSearch: true,
}
it := t.CatalogClient.SearchEntries(ctx, req)
if it == nil {
return nil, fmt.Errorf("failed to create search entries iterator for project %q", t.ProjectID)
}
var results []*dataplexpb.SearchEntriesResult
for {
entry, err := it.Next()
if err != nil {
break
}
results = append(results, entry)
}
return results, nil
}
func (t Tool) ParseParams(data map[string]any, claims map[string]map[string]any) (tools.ParamValues, error) {
// Parse parameters from the provided data
return tools.ParseParams(t.Parameters, data, claims)
}
func (t Tool) Manifest() tools.Manifest {
// Returns the tool manifest
return t.manifest
}
func (t Tool) McpManifest() tools.McpManifest {
// Returns the tool MCP manifest
return t.mcpManifest
}
func (t Tool) Authorized(verifiedAuthServices []string) bool {
return tools.IsAuthorized(t.AuthRequired, verifiedAuthServices)
}
func (t Tool) RequiresClientAuthorization() bool {
return false
}