wehub-resource-sync
e04ed9c211
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123 lines
3.6 KiB
Go
123 lines
3.6 KiB
Go
// Copyright © 2025, Oracle and/or its affiliates.
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package oraclesql
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import (
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"context"
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"database/sql"
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"fmt"
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"net/http"
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yaml "github.com/goccy/go-yaml"
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"github.com/googleapis/mcp-toolbox/internal/tools"
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"github.com/googleapis/mcp-toolbox/internal/util"
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"github.com/googleapis/mcp-toolbox/internal/util/parameters"
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)
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const resourceType string = "oracle-sql"
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func init() {
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if !tools.Register(resourceType, newConfig) {
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panic(fmt.Sprintf("tool type %q already registered", resourceType))
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}
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}
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func newConfig(ctx context.Context, name string, decoder *yaml.Decoder) (tools.ToolConfig, error) {
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actual := Config{ConfigBase: tools.ConfigBase{Name: name}}
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if err := decoder.DecodeContext(ctx, &actual); err != nil {
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return nil, err
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}
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return actual, nil
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}
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type compatibleSource interface {
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OracleDB() *sql.DB
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RunSQL(context.Context, string, []any, bool) (any, error)
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}
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type Config struct {
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tools.ConfigBase `yaml:",inline"`
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Type string `yaml:"type" validate:"required"`
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Source string `yaml:"source" validate:"required"`
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Statement string `yaml:"statement" validate:"required"`
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ReadOnly *bool `yaml:"readOnly"`
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Parameters parameters.Parameters `yaml:"parameters"`
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TemplateParameters parameters.Parameters `yaml:"templateParameters"`
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Annotations *tools.ToolAnnotations `yaml:"annotations,omitempty"`
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}
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// validate interface
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var _ tools.ToolConfig = Config{}
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func (cfg Config) ToolConfigType() string {
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return resourceType
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}
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func (cfg Config) Initialize(context.Context) (tools.Tool, error) {
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if cfg.Description == "" {
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return nil, fmt.Errorf("description is required for tool %q", cfg.Name)
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}
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allParameters, paramManifest, err := parameters.ProcessParameters(cfg.TemplateParameters, cfg.Parameters)
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if err != nil {
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return nil, fmt.Errorf("error processing parameters: %w", err)
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}
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return Tool{
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BaseTool: tools.NewBaseTool(
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cfg,
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tools.GetAnnotationsOrDefault(cfg.Annotations, tools.NewDestructiveAnnotations),
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tools.Manifest{Description: cfg.Description, Parameters: paramManifest, AuthRequired: cfg.AuthRequired},
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allParameters,
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),
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}, nil
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}
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// validate interface
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var _ tools.Tool = Tool{}
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type Tool struct {
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tools.BaseTool[Config]
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}
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func (t Tool) ToConfig() tools.ToolConfig {
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return t.Cfg
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}
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func (t Tool) Invoke(ctx context.Context, resourceMgr tools.SourceProvider, params parameters.ParamValues, accessToken tools.AccessToken) (any, util.ToolboxError) {
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source, err := tools.GetCompatibleSource[compatibleSource](resourceMgr, t.Cfg.Source, t.Cfg.Name, t.Cfg.Type)
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if err != nil {
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return nil, util.NewClientServerError("source used is not compatible with the tool", http.StatusInternalServerError, err)
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}
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paramsMap := params.AsMap()
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newStatement, err := parameters.ResolveTemplateParams(t.Cfg.TemplateParameters, t.Cfg.Statement, paramsMap)
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if err != nil {
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return nil, util.NewAgentError("unable to extract template params", err)
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}
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newParams, err := parameters.GetParams(t.Cfg.Parameters, paramsMap)
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if err != nil {
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return nil, util.NewAgentError("unable to extract standard params", err)
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}
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sliceParams := newParams.AsSlice()
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logger, err := util.LoggerFromContext(ctx)
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if err != nil {
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return nil, util.NewClientServerError("error getting logger", http.StatusInternalServerError, err)
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}
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logger.DebugContext(ctx, "executing %s tool query: %s", resourceType, newStatement)
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isReadOnly := true
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if t.Cfg.ReadOnly != nil {
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isReadOnly = *t.Cfg.ReadOnly
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}
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resp, err := source.RunSQL(ctx, newStatement, sliceParams, isReadOnly)
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if err != nil {
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return nil, util.ProcessGeneralError(err)
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}
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return resp, nil
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}
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