[SSL证书]实现基本的自动申请证书流程

internal/acme/key.go

@@ -0,0 +1,15 @@
+package acme
+
+import (
+	"crypto/x509"
+	"encoding/base64"
+)
+
+func ParsePrivateKeyFromBase64(base64String string) (interface{}, error) {
+	data, err := base64.StdEncoding.DecodeString(base64String)
+	if err != nil {
+		return nil, err
+	}
+
+	return x509.ParsePKCS8PrivateKey(data)
+}