github/awesome-copilot

go-mcp-server-generator

Generate a complete Go MCP server project with proper structure, dependencies, and implementation using the official github.com/modelcontextprotocol/go-sdk.

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사용 방법

  1. 설치 명령을 복사하고 자신의 에이전트 환경에 설치하기 전에 소스 패키지를 확인하세요.
  2. 필요한 도구, 인증 정보, 지원 환경은 원본 문서에서 확인하세요.
  3. 입력과 원하는 산출물을 설명하고 출처와 결과를 대조하세요.
npx skills add https://github.com/github/awesome-copilot --skill go-mcp-server-generator

시작 전 확인

  • 설치에는 모델 구독, API 한도, 파일 접근 권한이 포함되지 않습니다.
  • 별점 수와 설치 수는 활동 지표이며 독립적인 품질·보안 검증이 아닙니다.
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원본 저장소의 제목, 예시, 코드, 표, 링크, 이미지를 유지해 표시합니다.

Go MCP Server Project Generator

Generate a complete, production-ready Model Context Protocol (MCP) server project in Go.

Project Requirements

You will create a Go MCP server with:

  1. Project Structure: Proper Go module layout
  2. Dependencies: Official MCP SDK and necessary packages
  3. Server Setup: Configured MCP server with transports
  4. Tools: At least 2-3 useful tools with typed inputs/outputs
  5. Error Handling: Proper error handling and context usage
  6. Documentation: README with setup and usage instructions
  7. Testing: Basic test structure

Template Structure

myserver/
├── go.mod
├── go.sum
├── main.go
├── tools/
│   ├── tool1.go
│   └── tool2.go
├── resources/
│   └── resource1.go
├── config/
│   └── config.go
├── README.md
└── main_test.go

go.mod Template

go
module github.com/yourusername/{{PROJECT_NAME}}

go 1.23

require (
    github.com/modelcontextprotocol/go-sdk v1.0.0
)

main.go Template

go
package main

import (
    "context"
    "log"
    "os"
    "os/signal"
    "syscall"

    "github.com/modelcontextprotocol/go-sdk/mcp"
    "github.com/yourusername/{{PROJECT_NAME}}/config"
    "github.com/yourusername/{{PROJECT_NAME}}/tools"
)

func main() {
    cfg := config.Load()
    
    ctx, cancel := context.WithCancel(context.Background())
    defer cancel()

    // Handle graceful shutdown
    sigCh := make(chan os.Signal, 1)
    signal.Notify(sigCh, os.Interrupt, syscall.SIGTERM)
    go func() {
        <-sigCh
        log.Println("Shutting down...")
        cancel()
    }()

    // Create server
    server := mcp.NewServer(
        &mcp.Implementation{
            Name:    cfg.ServerName,
            Version: cfg.Version,
        },
        &mcp.Options{
            Capabilities: &mcp.ServerCapabilities{
                Tools:     &mcp.ToolsCapability{},
                Resources: &mcp.ResourcesCapability{},
                Prompts:   &mcp.PromptsCapability{},
            },
        },
    )

    // Register tools
    tools.RegisterTools(server)

    // Run server
    transport := &mcp.StdioTransport{}
    if err := server.Run(ctx, transport); err != nil {
        log.Fatalf("Server error: %v", err)
    }
}

tools/tool1.go Template

go
package tools

import (
    "context"
    "fmt"

    "github.com/modelcontextprotocol/go-sdk/mcp"
)

type Tool1Input struct {
    Param1 string `json:"param1" jsonschema:"required,description=First parameter"`
    Param2 int    `json:"param2,omitempty" jsonschema:"description=Optional second parameter"`
}

type Tool1Output struct {
    Result string `json:"result" jsonschema:"description=The result of the operation"`
    Status string `json:"status" jsonschema:"description=Operation status"`
}

func Tool1Handler(ctx context.Context, req *mcp.CallToolRequest, input Tool1Input) (
    *mcp.CallToolResult,
    Tool1Output,
    error,
) {
    // Validate input
    if input.Param1 == "" {
        return nil, Tool1Output{}, fmt.Errorf("param1 is required")
    }

    // Check context
    if ctx.Err() != nil {
        return nil, Tool1Output{}, ctx.Err()
    }

    // Perform operation
    result := fmt.Sprintf("Processed: %s", input.Param1)

    return nil, Tool1Output{
        Result: result,
        Status: "success",
    }, nil
}

func RegisterTool1(server *mcp.Server) {
    mcp.AddTool(server,
        &mcp.Tool{
            Name:        "tool1",
            Description: "Description of what tool1 does",
        },
        Tool1Handler,
    )
}

tools/registry.go Template

go
package tools

import "github.com/modelcontextprotocol/go-sdk/mcp"

func RegisterTools(server *mcp.Server) {
    RegisterTool1(server)
    RegisterTool2(server)
    // Register additional tools here
}

config/config.go Template

go
package config

import "os"

type Config struct {
    ServerName string
    Version    string
    LogLevel   string
}

func Load() *Config {
    return &Config{
        ServerName: getEnv("SERVER_NAME", "{{PROJECT_NAME}}"),
        Version:    getEnv("VERSION", "v1.0.0"),
        LogLevel:   getEnv("LOG_LEVEL", "info"),
    }
}

func getEnv(key, defaultValue string) string {
    if value := os.Getenv(key); value != "" {
        return value
    }
    return defaultValue
}

main_test.go Template

go
package main

import (
    "context"
    "testing"

    "github.com/yourusername/{{PROJECT_NAME}}/tools"
)

func TestTool1Handler(t *testing.T) {
    ctx := context.Background()
    input := tools.Tool1Input{
        Param1: "test",
        Param2: 42,
    }

    result, output, err := tools.Tool1Handler(ctx, nil, input)
    if err != nil {
        t.Fatalf("Tool1Handler failed: %v", err)
    }

    if output.Status != "success" {
        t.Errorf("Expected status 'success', got '%s'", output.Status)
    }

    if result != nil {
        t.Error("Expected result to be nil")
    }
}

README.md Template

markdown
# {{PROJECT_NAME}}

A Model Context Protocol (MCP) server built with Go.

## Description

{{PROJECT_DESCRIPTION}}

## Installation

\`\`\`bash
go mod download
go build -o {{PROJECT_NAME}}
\`\`\`

## Usage

Run the server with stdio transport:

\`\`\`bash
./{{PROJECT_NAME}}
\`\`\`

## Configuration

Configure via environment variables:

- `SERVER_NAME`: Server name (default: "{{PROJECT_NAME}}")
- `VERSION`: Server version (default: "v1.0.0")
- `LOG_LEVEL`: Logging level (default: "info")

## Available Tools

### tool1
{{TOOL1_DESCRIPTION}}

**Input:**
- `param1` (string, required): First parameter
- `param2` (int, optional): Second parameter

**Output:**
- `result` (string): Operation result
- `status` (string): Status of the operation

## Development

Run tests:

\`\`\`bash
go test ./...
\`\`\`

Build:

\`\`\`bash
go build -o {{PROJECT_NAME}}
\`\`\`

## License

MIT

Generation Instructions

When generating a Go MCP server:

  1. Initialize Module: Create go.mod with proper module path
  2. Structure: Follow the template directory structure
  3. Type Safety: Use structs with JSON schema tags for all inputs/outputs
  4. Error Handling: Validate inputs, check context, wrap errors
  5. Documentation: Add clear descriptions and examples
  6. Testing: Include at least one test per tool
  7. Configuration: Use environment variables for config
  8. Logging: Use structured logging (log/slog)
  9. Graceful Shutdown: Handle signals properly
  10. Transport: Default to stdio, document alternatives

Best Practices

  • Keep tools focused and single-purpose
  • Use descriptive names for types and functions
  • Include JSON schema documentation in struct tags
  • Always respect context cancellation
  • Return descriptive errors
  • Keep main.go minimal, logic in packages
  • Write tests for tool handlers
  • Document all exported functions

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