Removed unused files

This commit is contained in:
tanyamadaan
2025-03-21 23:48:04 +05:30
parent 96c8eec809
commit a5e0c0ca19
6 changed files with 8 additions and 815 deletions

View File

@@ -1,16 +0,0 @@
package definition
import (
"context"
"net/url"
)
// SchemaValidator interface for schema validation.
type SchemaValidator interface {
Validate(ctx context.Context, url *url.URL, payload []byte) error
}
// SchemaValidatorProvider interface for creating validators.
type SchemaValidatorProvider interface {
New(ctx context.Context, config map[string]string) (SchemaValidator, func() error, error)
}

View File

@@ -1,33 +0,0 @@
package main
import (
"context"
"errors"
definition "github.com/beckn/beckn-onix/pkg/plugin/definition"
schemaValidator "github.com/beckn/beckn-onix/pkg/plugin/implementation/schemaValidator"
)
// schemaValidatorProvider provides instances of schemaValidator.
type schemaValidatorProvider struct{}
// New initializes a new Verifier instance.
func (vp schemaValidatorProvider) New(ctx context.Context, config map[string]string) (definition.SchemaValidator, func() error, error) {
if ctx == nil {
return nil, nil, errors.New("context cannot be nil")
}
// Extract schema_dir from the config map
schemaDir, ok := config["schema_dir"]
if !ok || schemaDir == "" {
return nil, nil, errors.New("config must contain 'schema_dir'")
}
// Create a new schemaValidator instance with the provided configuration
return schemaValidator.New(ctx, &schemaValidator.Config{
SchemaDir: schemaDir,
})
}
// Provider is the exported symbol that the plugin manager will look for.
var Provider definition.SchemaValidatorProvider = schemaValidatorProvider{}

View File

@@ -1,160 +0,0 @@
package main
import (
"context"
"os"
"path/filepath"
"strings"
"testing"
)
// setupTestSchema creates a temporary directory and writes a sample schema file.
func setupTestSchema(t *testing.T) string {
t.Helper()
// Create a temporary directory for the schema
schemaDir, err := os.MkdirTemp("", "schemas")
if err != nil {
t.Fatalf("Failed to create temp directory: %v", err)
}
// Create the directory structure for the schema file
schemaFilePath := filepath.Join(schemaDir, "example", "1.0", "test_schema.json")
if err := os.MkdirAll(filepath.Dir(schemaFilePath), 0755); err != nil {
t.Fatalf("Failed to create schema directory structure: %v", err)
}
// Define a sample schema
schemaContent := `{
"type": "object",
"properties": {
"context": {
"type": "object",
"properties": {
"domain": {"type": "string"},
"version": {"type": "string"}
},
"required": ["domain", "version"]
}
},
"required": ["context"]
}`
// Write the schema to the file
if err := os.WriteFile(schemaFilePath, []byte(schemaContent), 0644); err != nil {
t.Fatalf("Failed to write schema file: %v", err)
}
return schemaDir
}
// TestValidatorProviderSuccess tests successful ValidatorProvider implementation.
func TestValidatorProviderSuccess(t *testing.T) {
schemaDir := setupTestSchema(t)
defer os.RemoveAll(schemaDir)
// Define test cases.
tests := []struct {
name string
ctx context.Context
config map[string]string
expectedError string
}{
{
name: "Valid schema directory",
ctx: context.Background(), // Valid context
config: map[string]string{"schema_dir": schemaDir},
expectedError: "",
},
}
// Test using table-driven tests
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
vp := schemaValidatorProvider{}
schemaValidator, close, err := vp.New(tt.ctx, tt.config)
// Ensure no error occurred
if err != nil {
t.Errorf("unexpected error: %v", err)
return
}
// Ensure the schemaValidator is not nil
if schemaValidator == nil {
t.Error("expected a non-nil schemaValidator, got nil")
}
// Ensure the close function is not nil
if close == nil {
t.Error("expected a non-nil close function, got nil")
}
// Test the close function
if err := close(); err != nil {
t.Errorf("close function returned an error: %v", err)
}
})
}
}
// TestValidatorProviderSuccess tests cases where ValidatorProvider creation should fail.
func TestValidatorProviderFailure(t *testing.T) {
schemaDir := setupTestSchema(t)
defer os.RemoveAll(schemaDir)
// Define test cases.
tests := []struct {
name string
ctx context.Context
config map[string]string
expectedError string
}{
{
name: "Config is empty",
ctx: context.Background(),
config: map[string]string{},
expectedError: "config must contain 'schema_dir'",
},
{
name: "schema_dir is empty",
ctx: context.Background(),
config: map[string]string{"schema_dir": ""},
expectedError: "config must contain 'schema_dir'",
},
{
name: "Invalid schema directory",
ctx: context.Background(), // Valid context
config: map[string]string{"schema_dir": "/invalid/dir"},
expectedError: "failed to initialise schemaValidator: schema directory does not exist: /invalid/dir",
},
{
name: "Nil context",
ctx: nil, // Nil context
config: map[string]string{"schema_dir": schemaDir},
expectedError: "context cannot be nil",
},
}
// Test using table-driven tests
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
vp := schemaValidatorProvider{}
_, _, err := vp.New(tt.ctx, tt.config)
// Check for expected error
if tt.expectedError != "" {
if err == nil || !strings.Contains(err.Error(), tt.expectedError) {
t.Errorf("expected error %q, got %v", tt.expectedError, err)
}
return
}
// Ensure no error occurred
if err != nil {
t.Errorf("unexpected error: %v", err)
return
}
})
}
}

View File

@@ -1,202 +0,0 @@
package schemaValidator
import (
"context"
"encoding/json"
"fmt"
"net/url"
"os"
"path"
"path/filepath"
"strings"
response "github.com/beckn/beckn-onix/pkg/response"
"github.com/santhosh-tekuri/jsonschema/v6"
)
// Payload represents the structure of the data payload with context information.
type payload struct {
Context struct {
Domain string `json:"domain"`
Version string `json:"version"`
} `json:"context"`
}
// SchemaValidator implements the Validator interface.
type SchemaValidator struct {
config *Config
schemaCache map[string]*jsonschema.Schema
}
// Config struct for SchemaValidator.
type Config struct {
SchemaDir string
}
// New creates a new ValidatorProvider instance.
func New(ctx context.Context, config *Config) (*SchemaValidator, func() error, error) {
// Check if config is nil
if config == nil {
return nil, nil, fmt.Errorf("config cannot be nil")
}
v := &SchemaValidator{
config: config,
schemaCache: make(map[string]*jsonschema.Schema),
}
// Call Initialise function to load schemas and get validators
if err := v.initialise(); err != nil {
return nil, nil, fmt.Errorf("failed to initialise schemaValidator: %v", err)
}
return v, v.Close, nil
}
// Validate validates the given data against the schema.
func (v *SchemaValidator) Validate(ctx context.Context, url *url.URL, data []byte) error {
var payloadData payload
err := json.Unmarshal(data, &payloadData)
if err != nil {
return fmt.Errorf("failed to parse JSON payload: %v", err)
}
// Extract domain, version, and endpoint from the payload and uri.
cxt_domain := payloadData.Context.Domain
version := payloadData.Context.Version
version = fmt.Sprintf("v%s", version)
endpoint := path.Base(url.String())
// ToDo Add debug log here
fmt.Println("Handling request for endpoint:", endpoint)
domain := strings.ToLower(cxt_domain)
domain = strings.ReplaceAll(domain, ":", "_")
// Construct the schema file name.
schemaFileName := fmt.Sprintf("%s_%s_%s", domain, version, endpoint)
// Retrieve the schema from the cache.
schema, exists := v.schemaCache[schemaFileName]
if !exists {
return fmt.Errorf("schema not found for domain: %s", schemaFileName)
}
var jsonData any
if err := json.Unmarshal(data, &jsonData); err != nil {
return fmt.Errorf("failed to parse JSON data: %v", err)
}
err = schema.Validate(jsonData)
if err != nil {
// Handle schema validation errors
if validationErr, ok := err.(*jsonschema.ValidationError); ok {
// Convert validation errors into an array of SchemaValError
var schemaErrors []response.Error
for _, cause := range validationErr.Causes {
// Extract the path and message from the validation error
path := strings.Join(cause.InstanceLocation, ".") // JSON path to the invalid field
message := cause.Error() // Validation error message
// Append the error to the schemaErrors array
schemaErrors = append(schemaErrors, response.Error{
Paths: path,
Message: message,
})
}
// Return the array of schema validation errors
return &response.SchemaValidationErr{Errors: schemaErrors}
}
// Return a generic error for non-validation errors
return fmt.Errorf("validation failed: %v", err)
}
// Return nil if validation succeeds
return nil
}
// ValidatorProvider provides instances of Validator.
type ValidatorProvider struct{}
// Initialise initialises the validator provider by compiling all the JSON schema files
// from the specified directory and storing them in a cache indexed by their schema filenames.
func (v *SchemaValidator) initialise() error {
schemaDir := v.config.SchemaDir
// Check if the directory exists and is accessible.
info, err := os.Stat(schemaDir)
if err != nil {
if os.IsNotExist(err) {
return fmt.Errorf("schema directory does not exist: %s", schemaDir)
}
return fmt.Errorf("failed to access schema directory: %v", err)
}
if !info.IsDir() {
return fmt.Errorf("provided schema path is not a directory: %s", schemaDir)
}
compiler := jsonschema.NewCompiler()
// Helper function to process directories recursively.
var processDir func(dir string) error
processDir = func(dir string) error {
entries, err := os.ReadDir(dir)
if err != nil {
return fmt.Errorf("failed to read directory: %v", err)
}
for _, entry := range entries {
path := filepath.Join(dir, entry.Name())
if entry.IsDir() {
// Recursively process subdirectories.
if err := processDir(path); err != nil {
return err
}
} else if filepath.Ext(entry.Name()) == ".json" {
// Process JSON files.
compiledSchema, err := compiler.Compile(path)
if err != nil {
return fmt.Errorf("failed to compile JSON schema from file %s: %v", entry.Name(), err)
}
// Use relative path from schemaDir to avoid absolute paths and make schema keys domain/version specific.
relativePath, err := filepath.Rel(schemaDir, path)
if err != nil {
return fmt.Errorf("failed to get relative path for file %s: %v", entry.Name(), err)
}
// Split the relative path to get domain, version, and schema.
parts := strings.Split(relativePath, string(os.PathSeparator))
// Ensure that the file path has at least 3 parts: domain, version, and schema file.
if len(parts) < 3 {
return fmt.Errorf("invalid schema file structure, expected domain/version/schema.json but got: %s", relativePath)
}
// Extract domain, version, and schema filename from the parts.
// Validate that the extracted parts are non-empty.
domain := strings.TrimSpace(parts[0])
version := strings.TrimSpace(parts[1])
schemaFileName := strings.TrimSpace(parts[2])
schemaFileName = strings.TrimSuffix(schemaFileName, ".json")
if domain == "" || version == "" || schemaFileName == "" {
return fmt.Errorf("invalid schema file structure, one or more components are empty. Relative path: %s", relativePath)
}
// Construct a unique key combining domain, version, and schema name (e.g., ondc_trv10_v2.0.0_schema).
uniqueKey := fmt.Sprintf("%s_%s_%s", domain, version, schemaFileName)
// Store the compiled schema in the SchemaCache using the unique key.
v.schemaCache[uniqueKey] = compiledSchema
}
}
return nil
}
// Start processing from the root schema directory.
if err := processDir(schemaDir); err != nil {
return fmt.Errorf("failed to read schema directory: %v", err)
}
return nil
}
// Close releases resources (mock implementation returning nil).
func (v *SchemaValidator) Close() error {
return nil
}

View File

@@ -1,369 +0,0 @@
package schemaValidator
import (
"context"
"net/url"
"os"
"path/filepath"
"strings"
"testing"
"github.com/santhosh-tekuri/jsonschema/v6"
)
// setupTestSchema creates a temporary directory and writes a sample schema file.
func setupTestSchema(t *testing.T) string {
t.Helper()
// Create a temporary directory for the schema
schemaDir, err := os.MkdirTemp("", "schemas")
if err != nil {
t.Fatalf("Failed to create temp directory: %v", err)
}
// Create the directory structure for the schema file
schemaFilePath := filepath.Join(schemaDir, "example", "v1.0", "endpoint.json")
if err := os.MkdirAll(filepath.Dir(schemaFilePath), 0755); err != nil {
t.Fatalf("Failed to create schema directory structure: %v", err)
}
// Define a sample schema
schemaContent := `{
"type": "object",
"properties": {
"context": {
"type": "object",
"properties": {
"domain": {"type": "string"},
"version": {"type": "string"},
"action": {"type": "string"}
},
"required": ["domain", "version", "action"]
}
},
"required": ["context"]
}`
// Write the schema to the file
if err := os.WriteFile(schemaFilePath, []byte(schemaContent), 0644); err != nil {
t.Fatalf("Failed to write schema file: %v", err)
}
return schemaDir
}
func TestValidator_Validate_Success(t *testing.T) {
tests := []struct {
name string
url string
payload string
wantErr bool
}{
{
name: "Valid payload",
url: "http://example.com/endpoint",
payload: `{"context": {"domain": "example", "version": "1.0", "action": "endpoint"}}`,
wantErr: false,
},
}
// Setup a temporary schema directory for testing
schemaDir := setupTestSchema(t)
defer os.RemoveAll(schemaDir)
config := &Config{SchemaDir: schemaDir}
v, _, err := New(context.Background(), config)
if err != nil {
t.Fatalf("Failed to create validator: %v", err)
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
u, _ := url.Parse(tt.url)
err := v.Validate(context.Background(), u, []byte(tt.payload))
if err != nil {
t.Errorf("Unexpected error: %v", err)
} else {
t.Logf("Test %s passed with no errors", tt.name)
}
})
}
}
func TestValidator_Validate_Failure(t *testing.T) {
tests := []struct {
name string
url string
payload string
wantErr string
}{
{
name: "Invalid JSON payload",
url: "http://example.com/endpoint",
payload: `{"context": {"domain": "example", "version": "1.0"`,
wantErr: "failed to parse JSON payload",
},
{
name: "Schema validation failure",
url: "http://example.com/endpoint",
payload: `{"context": {"domain": "example", "version": "1.0"}}`,
wantErr: "context: at '/context': missing property 'action'",
},
{
name: "Schema not found",
url: "http://example.com/unknown_endpoint",
payload: `{"context": {"domain": "example", "version": "1.0"}}`,
wantErr: "schema not found for domain",
},
}
// Setup a temporary schema directory for testing
schemaDir := setupTestSchema(t)
defer os.RemoveAll(schemaDir)
config := &Config{SchemaDir: schemaDir}
v, _, err := New(context.Background(), config)
if err != nil {
t.Fatalf("Failed to create validator: %v", err)
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
u, _ := url.Parse(tt.url)
err := v.Validate(context.Background(), u, []byte(tt.payload))
if tt.wantErr != "" {
if err == nil {
t.Errorf("Expected error containing '%s', but got nil", tt.wantErr)
} else if !strings.Contains(err.Error(), tt.wantErr) {
t.Errorf("Expected error containing '%s', but got '%v'", tt.wantErr, err)
} else {
t.Logf("Test %s passed with expected error: %v", tt.name, err)
}
} else {
if err != nil {
t.Errorf("Unexpected error: %v", err)
} else {
t.Logf("Test %s passed with no errors", tt.name)
}
}
})
}
}
func TestValidator_Initialise(t *testing.T) {
tests := []struct {
name string
setupFunc func(schemaDir string) error
wantErr string
}{
{
name: "Schema directory does not exist",
setupFunc: func(schemaDir string) error {
// Do not create the schema directory
return nil
},
wantErr: "schema directory does not exist",
},
{
name: "Schema path is not a directory",
setupFunc: func(schemaDir string) error {
// Create a file instead of a directory
return os.WriteFile(schemaDir, []byte{}, 0644)
},
wantErr: "provided schema path is not a directory",
},
{
name: "Invalid schema file structure",
setupFunc: func(schemaDir string) error {
// Create an invalid schema file structure
invalidSchemaFile := filepath.Join(schemaDir, "invalid_schema.json")
if err := os.MkdirAll(filepath.Dir(invalidSchemaFile), 0755); err != nil {
t.Fatalf("Failed to create directory: %v", err)
}
return os.WriteFile(invalidSchemaFile, []byte(`{}`), 0644)
},
wantErr: "invalid schema file structure",
},
{
name: "Failed to compile JSON schema",
setupFunc: func(schemaDir string) error {
// Create a schema file with invalid JSON
invalidSchemaFile := filepath.Join(schemaDir, "example", "1.0", "endpoint.json")
if err := os.MkdirAll(filepath.Dir(invalidSchemaFile), 0755); err != nil {
t.Fatalf("Failed to create directory: %v", err)
}
return os.WriteFile(invalidSchemaFile, []byte(`{invalid json}`), 0644)
},
wantErr: "failed to compile JSON schema",
},
{
name: "Invalid schema file structure with empty components",
setupFunc: func(schemaDir string) error {
// Create a schema file with empty domain, version, or schema name
invalidSchemaFile := filepath.Join(schemaDir, "", "1.0", "endpoint.json")
if err := os.MkdirAll(filepath.Dir(invalidSchemaFile), 0755); err != nil {
t.Fatalf("Failed to create directory: %v", err)
}
return os.WriteFile(invalidSchemaFile, []byte(`{
"type": "object",
"properties": {
"context": {
"type": "object",
"properties": {
"domain": {"type": "string"},
"version": {"type": "string"}
},
"required": ["domain", "version"]
}
},
"required": ["context"]
}`), 0644)
},
wantErr: "failed to read schema directory: invalid schema file structure, expected domain/version/schema.json but got: 1.0/endpoint.json",
},
{
name: "Failed to read directory",
setupFunc: func(schemaDir string) error {
// Create a directory and remove read permissions
if err := os.MkdirAll(schemaDir, 0000); err != nil {
t.Fatalf("Failed to create directory: %v", err)
}
return nil
},
wantErr: "failed to read directory",
},
{
name: "Valid schema directory",
setupFunc: func(schemaDir string) error {
// Create a valid schema file
validSchemaFile := filepath.Join(schemaDir, "example", "1.0", "endpoint.json")
if err := os.MkdirAll(filepath.Dir(validSchemaFile), 0755); err != nil {
t.Fatalf("Failed to create directory: %v", err)
}
return os.WriteFile(validSchemaFile, []byte(`{
"type": "object",
"properties": {
"context": {
"type": "object",
"properties": {
"domain": {"type": "string"},
"version": {"type": "string"}
},
"required": ["domain", "version"]
}
},
"required": ["context"]
}`), 0644)
},
wantErr: "",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
// Setup a temporary schema directory for testing
schemaDir := filepath.Join(os.TempDir(), "schemas")
defer os.RemoveAll(schemaDir)
// Run the setup function to prepare the test case
if err := tt.setupFunc(schemaDir); err != nil {
t.Fatalf("setupFunc() error = %v", err)
}
config := &Config{SchemaDir: schemaDir}
v := &SchemaValidator{
config: config,
schemaCache: make(map[string]*jsonschema.Schema),
}
err := v.initialise()
if (err != nil && !strings.Contains(err.Error(), tt.wantErr)) || (err == nil && tt.wantErr != "") {
t.Errorf("Error: initialise() returned error = %v, expected error = %v", err, tt.wantErr)
} else if err == nil {
t.Logf("Test %s passed: validator initialized successfully", tt.name)
} else {
t.Logf("Test %s passed with expected error: %v", tt.name, err)
}
})
}
}
func TestValidator_New_Success(t *testing.T) {
schemaDir := setupTestSchema(t)
defer os.RemoveAll(schemaDir)
config := &Config{SchemaDir: schemaDir}
_, _, err := New(context.Background(), config)
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
}
func TestValidator_New_Failure(t *testing.T) {
tests := []struct {
name string
config *Config
setupFunc func(schemaDir string) error
wantErr string
}{
{
name: "Config is nil",
config: nil,
setupFunc: func(schemaDir string) error {
return nil
},
wantErr: "config cannot be nil",
},
// {
// name: "Config is empty",
// config: &Config{},
// setupFunc: func(schemaDir string) error {
// return nil
// },
// wantErr: "config must contain 'schema_dir'",
// },
// {
// name: "schema_dir is empty",
// config: &Config{SchemaDir: ""},
// setupFunc: func(schemaDir string) error {
// return nil
// },
// wantErr: "config must contain 'schema_dir'",
// },
{
name: "Failed to initialise validators",
config: &Config{
SchemaDir: "/invalid/path",
},
setupFunc: func(schemaDir string) error {
// Do not create the schema directory
return nil
},
wantErr: "ailed to initialise schemaValidator: schema directory does not exist: /invalid/path",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
// Run the setup function if provided
if tt.setupFunc != nil {
schemaDir := ""
if tt.config != nil {
schemaDir = tt.config.SchemaDir
}
if err := tt.setupFunc(schemaDir); err != nil {
t.Fatalf("Setup function failed: %v", err)
}
}
// Call the New function with the test config
_, _, err := New(context.Background(), tt.config)
if (err != nil && !strings.Contains(err.Error(), tt.wantErr)) || (err == nil && tt.wantErr != "") {
t.Errorf("Error: New() returned error = %v, expected error = %v", err, tt.wantErr)
} else {
t.Logf("Test %s passed with expected error: %v", tt.name, err)
}
})
}
}

View File

@@ -18,7 +18,6 @@ type Config struct {
Decrypter PluginConfig `yaml:"decrypter"` Decrypter PluginConfig `yaml:"decrypter"`
Encrypter PluginConfig `yaml:"encrypter"` Encrypter PluginConfig `yaml:"encrypter"`
Publisher PluginConfig `yaml:"publisher"` Publisher PluginConfig `yaml:"publisher"`
SchemaValidator PluginConfig `yaml:"schemaValidator"`
Router PluginConfig `yaml:"router"` Router PluginConfig `yaml:"router"`
} }
@@ -28,11 +27,6 @@ type PluginConfig struct {
Config map[string]string `yaml:"config"` Config map[string]string `yaml:"config"`
} }
// SchemaDetails contains information about the plugin schema directory.
type SchemaDetails struct {
SchemaDir string `yaml:"schemaDir"`
}
// Manager handles dynamic plugin loading and management. // Manager handles dynamic plugin loading and management.
type Manager struct { type Manager struct {
sp definition.SignerProvider sp definition.SignerProvider
@@ -40,7 +34,6 @@ type Manager struct {
dp definition.DecrypterProvider dp definition.DecrypterProvider
ep definition.EncrypterProvider ep definition.EncrypterProvider
pb definition.PublisherProvider pb definition.PublisherProvider
svp definition.SchemaValidatorProvider
rp definition.RouterProvider rp definition.RouterProvider
cfg *Config cfg *Config
} }
@@ -87,13 +80,7 @@ func NewManager(ctx context.Context, cfg *Config) (*Manager, error) {
return nil, fmt.Errorf("failed to load encryption plugin: %w", err) return nil, fmt.Errorf("failed to load encryption plugin: %w", err)
} }
// Load schema validator plugin return &Manager{sp: sp, vp: vp, pb: pb, ep: ep, dp: dp, rp: rp, cfg: cfg}, nil
svp, err := provider[definition.SchemaValidatorProvider](cfg.Root, cfg.SchemaValidator.ID)
if err != nil {
return nil, fmt.Errorf("failed to load validator plugin: %w", err)
}
return &Manager{sp: sp, vp: vp, pb: pb, ep: ep, dp: dp, rp: rp, svp: svp, cfg: cfg}, nil
} }
// provider loads a plugin dynamically and retrieves its provider instance. // provider loads a plugin dynamically and retrieves its provider instance.
@@ -191,20 +178,6 @@ func (m *Manager) Publisher(ctx context.Context) (definition.Publisher, error) {
return publisher, nil return publisher, nil
} }
// SchemaValidator retrieves the validation plugin instances.
func (m *Manager) SchemaValidator(ctx context.Context) (definition.SchemaValidator, func() error, error) {
if m.svp == nil {
return nil, nil, fmt.Errorf("schema validator plugin provider not loaded")
}
schemaValidator, close, err := m.svp.New(ctx, m.cfg.SchemaValidator.Config)
if err != nil {
return nil, nil, fmt.Errorf("failed to initialize schema validator: %v", err)
}
return schemaValidator, close, nil
}
// Router retrieves the router plugin instances. // Router retrieves the router plugin instances.
func (m *Manager) Router(ctx context.Context) (definition.Router, func() error, error) { func (m *Manager) Router(ctx context.Context) (definition.Router, func() error, error) {
if m.rp == nil { if m.rp == nil {