MEDIUM: storage: add support for crt-list files

For now, only support crt-lists as simple files, not directories. They
are stored in the same directory as SSL certificates, and must have a
.txt file extension.

Author: oliwer

client_native.go

@@ -39,6 +39,7 @@ type haProxyClient struct {
 	runtime         runtime.Runtime
 	mapStorage      storage.Storage
 	sslCertStorage  storage.Storage
+	crtListStorage  storage.Storage
 	generalStorage  storage.Storage
 	spoe            spoe.Spoe
 	configurationMu sync.RWMutex
@@ -89,6 +90,13 @@ func (c *haProxyClient) SSLCertStorage() (storage.Storage, error) {
 	return c.sslCertStorage, nil
 }
 
+func (c *haProxyClient) CrtListStorage() (storage.Storage, error) {
+	if c.crtListStorage == nil {
+		return nil, fmt.Errorf("crt-list storage: %w", ErrOptionNotAvailable)
+	}
+	return c.crtListStorage, nil
+}
+
 func (c *haProxyClient) GeneralStorage() (storage.Storage, error) {
 	if c.generalStorage == nil {
 		return nil, fmt.Errorf("general files storage: %w", ErrOptionNotAvailable)

interface.go

@@ -17,6 +17,7 @@ type HAProxyClient interface {
 	ReplaceRuntime(runtimeClient runtime.Runtime)
 	MapStorage() (storage.Storage, error)
 	SSLCertStorage() (storage.Storage, error)
+	CrtListStorage() (storage.Storage, error)
 	GeneralStorage() (storage.Storage, error)
 	Spoe() (spoe.Spoe, error)
 }
@@ -37,6 +38,7 @@ func New(ctx context.Context, opt ...options.Option) (HAProxyClient, error) { //
 		runtime:        o.Runtime,
 		mapStorage:     o.MapStorage,
 		sslCertStorage: o.SSLCertStorage,
+		crtListStorage: o.CrtListStorage,
 		generalStorage: o.GeneralStorage,
 		spoe:           o.Spoe,
 	}