wehub-resource-sync
e04ed9c211
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105 lines
3.1 KiB
Go
105 lines
3.1 KiB
Go
// Copyright 2024 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package tools
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import (
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"fmt"
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"regexp"
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"github.com/googleapis/mcp-toolbox/internal/sources"
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)
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type ToolsetConfig struct {
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Name string `yaml:"name"`
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ToolNames []string `yaml:",inline"`
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}
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type Toolset struct {
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ToolsetConfig
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Tools []*Tool `yaml:",inline"`
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Manifest ToolsetManifest `yaml:",inline"`
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toolNameSet map[string]struct{}
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}
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func (t Toolset) ToConfig() ToolsetConfig {
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return t.ToolsetConfig
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}
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// ContainsTool reports whether the toolset includes a tool with the given name.
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// When built via Initialize, lookups are O(1) via toolNameSet; for Toolsets
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// constructed directly (e.g., in tests), falls back to a linear scan of ToolNames.
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func (t Toolset) ContainsTool(name string) bool {
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if t.toolNameSet != nil {
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_, ok := t.toolNameSet[name]
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return ok
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}
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for _, n := range t.ToolNames {
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if n == name {
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return true
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}
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}
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return false
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}
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type ToolsetManifest struct {
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ServerVersion string `json:"serverVersion"`
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ToolsManifest map[string]Manifest `json:"tools"`
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}
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// BuildManifest resolves the manifest for every tool in the toolset against the
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// provided sources, returning an error if any tool's manifest cannot be built.
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func (t Toolset) BuildManifest(srcs map[string]sources.Source) (ToolsetManifest, error) {
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toolsManifest := make(map[string]Manifest, len(t.Tools))
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for _, tool := range t.Tools {
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m, err := (*tool).Manifest(srcs)
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if err != nil {
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return ToolsetManifest{}, fmt.Errorf("error generating manifest for tool %q: %w", (*tool).GetName(), err)
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}
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toolsManifest[(*tool).GetName()] = m
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}
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return ToolsetManifest{ServerVersion: t.Manifest.ServerVersion, ToolsManifest: toolsManifest}, nil
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}
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func (t ToolsetConfig) Initialize(serverVersion string, toolsMap map[string]Tool) (Toolset, error) {
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// finish toolset setup
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// Check each declared tool name exists
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toolset := Toolset{
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ToolsetConfig: t,
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Tools: make([]*Tool, 0, len(t.ToolNames)),
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Manifest: ToolsetManifest{
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ServerVersion: serverVersion,
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},
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toolNameSet: make(map[string]struct{}, len(t.ToolNames)),
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}
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if !IsValidName(toolset.Name) {
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return toolset, fmt.Errorf("invalid toolset name: %s", toolset.Name)
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}
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for _, toolName := range t.ToolNames {
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tool, ok := toolsMap[toolName]
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if !ok {
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return toolset, fmt.Errorf("tool does not exist: %s", toolName)
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}
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toolset.Tools = append(toolset.Tools, &tool)
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toolset.toolNameSet[toolName] = struct{}{}
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}
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return toolset, nil
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}
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var validName = regexp.MustCompile(`^[a-zA-Z0-9_-]*$`)
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func IsValidName(s string) bool {
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return validName.MatchString(s)
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}
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