694a4d8879Fixes #96 ## Motivation and Context See #96 ## How Has This Been Tested? Has some unit and integration tests, still needs proper testing of the different registry types ## Breaking Changes Yes, new package uploads will need extra verification ## Types of changes <!-- What types of changes does your code introduce? Put an `x` in all the boxes that apply: --> - [ ] Bug fix (non-breaking change which fixes an issue) - [x] New feature (non-breaking change which adds functionality) - [x] Breaking change (fix or feature that would cause existing functionality to change) - [ ] Documentation update
66 lines
2 KiB
Go
66 lines
2 KiB
Go
package registries
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import (
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"context"
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"encoding/json"
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"fmt"
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"net/http"
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"time"
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"github.com/modelcontextprotocol/registry/pkg/model"
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)
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// NPMPackageResponse represents the structure returned by the NPM registry API
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type NPMPackageResponse struct {
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MCPName string `json:"mcpName"`
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}
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// ValidateNPM validates that an NPM package contains the correct MCP server name
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func ValidateNPM(ctx context.Context, pkg model.Package, serverName string) error {
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// Set default registry base URL if empty
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if pkg.RegistryBaseURL == "" {
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pkg.RegistryBaseURL = model.RegistryURLNPM
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}
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// Validate that the registry base URL matches NPM exactly
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if pkg.RegistryBaseURL != model.RegistryURLNPM {
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return fmt.Errorf("registry type and base URL do not match: '%s' is not valid for registry type '%s'. Expected: %s",
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pkg.RegistryBaseURL, model.RegistryTypeNPM, model.RegistryURLNPM)
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}
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client := &http.Client{Timeout: 10 * time.Second}
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url := pkg.RegistryBaseURL + "/" + pkg.Identifier + "/" + pkg.Version
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req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
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if err != nil {
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return fmt.Errorf("failed to create request: %w", err)
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}
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req.Header.Set("User-Agent", "MCP-Registry-Validator/1.0")
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req.Header.Set("Accept", "application/json")
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resp, err := client.Do(req)
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if err != nil {
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return fmt.Errorf("failed to fetch package metadata from NPM: %w", err)
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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return fmt.Errorf("NPM package '%s' not found (status: %d)", pkg.Identifier, resp.StatusCode)
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}
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var npmResp NPMPackageResponse
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if err := json.NewDecoder(resp.Body).Decode(&npmResp); err != nil {
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return fmt.Errorf("failed to parse NPM package metadata: %w", err)
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}
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if npmResp.MCPName == "" {
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return fmt.Errorf("NPM package '%s' is missing required 'mcpName' field. Add this to your package.json: \"mcpName\": \"%s\"", pkg.Identifier, serverName)
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}
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if npmResp.MCPName != serverName {
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return fmt.Errorf("NPM package ownership validation failed. Expected mcpName '%s', got '%s'", serverName, npmResp.MCPName)
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}
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return nil
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}
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