registry/internal/api/handlers/v0/publish_integration_test.go
adam jones 8f5e17d0fe
Enforce and document file hash requirement for MCPB packages (#368)
## Summary
Implements mandatory file hash validation for MCPB (MCP Bundle) packages
to ensure file integrity and security.

## Changes
- **Validator enforcement**: MCPB packages now require `file_sha256`
field at publish time
- **Test coverage**: Updated all MCPB test cases to include valid
SHA-256 hashes
- **Documentation**: Updated publisher guide and schema to reflect hash
requirement
- **Error handling**: Clear error message when hash is missing

## Security Impact
This ensures the complete security workflow for MCPB packages:
1. Authors generate and provide SHA-256 hashes when publishing
2. Registry validates hash is present (but doesn't verify content)
3. MCP clients validate hash matches downloaded file before installation

Fixes #351
2025-09-08 11:38:25 -07:00

276 lines
8.6 KiB
Go

package v0_test
import (
"bytes"
"context"
"crypto/ed25519"
"crypto/rand"
"encoding/hex"
"encoding/json"
"net/http"
"net/http/httptest"
"testing"
"github.com/danielgtaylor/huma/v2"
"github.com/danielgtaylor/huma/v2/adapters/humago"
v0 "github.com/modelcontextprotocol/registry/internal/api/handlers/v0"
"github.com/modelcontextprotocol/registry/internal/auth"
"github.com/modelcontextprotocol/registry/internal/config"
"github.com/modelcontextprotocol/registry/internal/database"
"github.com/modelcontextprotocol/registry/internal/service"
apiv0 "github.com/modelcontextprotocol/registry/pkg/api/v0"
"github.com/modelcontextprotocol/registry/pkg/model"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// Helper function to generate a valid JWT token for testing
func generateIntegrationTestJWTToken(cfg *config.Config, claims auth.JWTClaims) (string, error) {
jwtManager := auth.NewJWTManager(cfg)
ctx := context.Background()
tokenResponse, err := jwtManager.GenerateTokenResponse(ctx, claims)
if err != nil {
return "", err
}
return tokenResponse.RegistryToken, nil
}
func TestPublishIntegration(t *testing.T) {
// Create test config with a valid Ed25519 seed and validation disabled for testing
testSeed := make([]byte, ed25519.SeedSize)
_, err := rand.Read(testSeed)
require.NoError(t, err)
testConfig := &config.Config{
JWTPrivateKey: hex.EncodeToString(testSeed),
EnableRegistryValidation: false, // Disable for integration tests
}
// Setup fake service
registryService := service.NewRegistryService(database.NewMemoryDB(), testConfig)
// Create a new ServeMux and Huma API
mux := http.NewServeMux()
api := humago.New(mux, huma.DefaultConfig("Test API", "1.0.0"))
// Register the endpoint
v0.RegisterPublishEndpoint(api, registryService, testConfig)
t.Run("successful publish with GitHub auth", func(t *testing.T) {
publishReq := apiv0.ServerJSON{
Name: "io.github.testuser/test-mcp-server",
Description: "A test MCP server for integration testing",
Repository: model.Repository{
URL: "https://github.com/testuser/test-mcp-server",
Source: "github",
ID: "testuser/test-mcp-server",
},
VersionDetail: model.VersionDetail{
Version: "1.0.0",
},
}
// Generate valid JWT token
claims := auth.JWTClaims{
AuthMethod: auth.MethodGitHubAT,
AuthMethodSubject: "testuser",
Permissions: []auth.Permission{
{Action: auth.PermissionActionPublish, ResourcePattern: "io.github.testuser/*"},
},
}
token, err := generateIntegrationTestJWTToken(testConfig, claims)
require.NoError(t, err)
body, err := json.Marshal(publishReq)
require.NoError(t, err)
req := httptest.NewRequest(http.MethodPost, "/v0/publish", bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Authorization", "Bearer "+token)
rr := httptest.NewRecorder()
mux.ServeHTTP(rr, req)
assert.Equal(t, http.StatusOK, rr.Code)
var response apiv0.ServerJSON
err = json.Unmarshal(rr.Body.Bytes(), &response)
require.NoError(t, err)
assert.Equal(t, publishReq.Name, response.Name)
assert.Equal(t, publishReq.VersionDetail.Version, response.VersionDetail.Version)
})
t.Run("successful publish with none auth (no prefix)", func(t *testing.T) {
publishReq := apiv0.ServerJSON{
Name: "com.example/test-mcp-server-no-auth",
Description: "A test MCP server without authentication",
Repository: model.Repository{
URL: "https://github.com/example/test-server",
Source: "github",
ID: "example/test-server",
},
VersionDetail: model.VersionDetail{
Version: "1.0.0",
},
}
// Generate valid JWT token with wildcard permission
claims := auth.JWTClaims{
AuthMethod: auth.MethodNone,
Permissions: []auth.Permission{
{Action: auth.PermissionActionPublish, ResourcePattern: "*"},
},
}
token, err := generateIntegrationTestJWTToken(testConfig, claims)
require.NoError(t, err)
body, err := json.Marshal(publishReq)
require.NoError(t, err)
req := httptest.NewRequest(http.MethodPost, "/v0/publish", bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Authorization", "Bearer "+token)
rr := httptest.NewRecorder()
mux.ServeHTTP(rr, req)
assert.Equal(t, http.StatusOK, rr.Code)
var response apiv0.ServerJSON
err = json.Unmarshal(rr.Body.Bytes(), &response)
require.NoError(t, err)
assert.Equal(t, publishReq.Name, response.Name)
})
t.Run("publish fails with missing authorization header", func(t *testing.T) {
publishReq := apiv0.ServerJSON{
Name: "test-server",
}
body, err := json.Marshal(publishReq)
require.NoError(t, err)
req := httptest.NewRequest(http.MethodPost, "/v0/publish", bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json")
// No Authorization header
rr := httptest.NewRecorder()
mux.ServeHTTP(rr, req)
assert.Equal(t, http.StatusUnprocessableEntity, rr.Code)
assert.Contains(t, rr.Body.String(), "required header parameter is missing")
})
t.Run("publish fails with invalid token", func(t *testing.T) {
publishReq := apiv0.ServerJSON{
Name: "io.github.domdomegg/test-server",
Description: "Test server",
VersionDetail: model.VersionDetail{Version: "1.0.0"},
}
body, err := json.Marshal(publishReq)
require.NoError(t, err)
req := httptest.NewRequest(http.MethodPost, "/v0/publish", bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Authorization", "Bearer invalid-token")
rr := httptest.NewRecorder()
mux.ServeHTTP(rr, req)
assert.Equal(t, http.StatusUnauthorized, rr.Code)
assert.Contains(t, rr.Body.String(), "Invalid or expired Registry JWT token")
})
t.Run("publish fails when permission denied", func(t *testing.T) {
publishReq := apiv0.ServerJSON{
Name: "io.github.other/test-server",
Description: "A test server",
VersionDetail: model.VersionDetail{
Version: "1.0.0",
},
Repository: model.Repository{
URL: "https://github.com/example/test-server",
Source: "github",
ID: "example/test-server",
},
}
// Generate valid JWT token but with different permissions
claims := auth.JWTClaims{
AuthMethod: auth.MethodGitHubAT,
Permissions: []auth.Permission{
{Action: auth.PermissionActionPublish, ResourcePattern: "io.github.myuser/*"},
},
}
token, err := generateIntegrationTestJWTToken(testConfig, claims)
require.NoError(t, err)
body, err := json.Marshal(publishReq)
require.NoError(t, err)
req := httptest.NewRequest(http.MethodPost, "/v0/publish", bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Authorization", "Bearer "+token)
rr := httptest.NewRecorder()
mux.ServeHTTP(rr, req)
assert.Equal(t, http.StatusForbidden, rr.Code)
assert.Contains(t, rr.Body.String(), "You do not have permission to publish this server")
})
t.Run("publish succeeds with MCPB package", func(t *testing.T) {
publishReq := apiv0.ServerJSON{
Name: "io.github.domdomegg/airtable-mcp-server",
Description: "A test server with MCPB package",
VersionDetail: model.VersionDetail{
Version: "1.7.2",
},
Status: model.StatusActive,
Packages: []model.Package{
{
RegistryType: model.RegistryTypeMCPB,
Identifier: "github.com/domdomegg/airtable-mcp-server/releases/download/v1.7.2/airtable-mcp-server.mcpb",
Version: "1.7.2",
FileSHA256: "fe333e598595000ae021bd27117db32ec69af6987f507ba7a63c90638ff633ce",
Transport: model.Transport{
Type: model.TransportTypeStdio,
},
},
},
}
// Generate valid JWT token with wildcard permission
claims := auth.JWTClaims{
AuthMethod: auth.MethodNone,
Permissions: []auth.Permission{
{Action: auth.PermissionActionPublish, ResourcePattern: "*"},
},
}
token, err := generateIntegrationTestJWTToken(testConfig, claims)
require.NoError(t, err)
body, err := json.Marshal(publishReq)
require.NoError(t, err)
req := httptest.NewRequest(http.MethodPost, "/v0/publish", bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Authorization", "Bearer "+token)
rr := httptest.NewRecorder()
mux.ServeHTTP(rr, req)
assert.Equal(t, http.StatusOK, rr.Code)
var response apiv0.ServerJSON
err = json.Unmarshal(rr.Body.Bytes(), &response)
require.NoError(t, err)
assert.Equal(t, publishReq.Name, response.Name)
assert.Equal(t, publishReq.VersionDetail.Version, response.VersionDetail.Version)
assert.Len(t, response.Packages, 1)
assert.Equal(t, model.RegistryTypeMCPB, response.Packages[0].RegistryType)
})
}