从 OssProperties 中获取 domain 动态返回 ServerInfo

oss-store/src/main/java/cn/reghao/oss/store/rpc/OssServerServiceImpl.java

@@ -1,5 +1,6 @@
 package cn.reghao.oss.store.rpc;
 
+import cn.reghao.oss.store.config.OssProperties;
 import cn.reghao.oss.store.util.JwtUtil;
 import cn.reghao.oss.api.constant.ChannelAction;
 import cn.reghao.oss.api.constant.UploadChannel;
@@ -16,16 +17,22 @@ import org.springframework.stereotype.Service;
 @DubboService
 @Service
 public class OssServerServiceImpl implements OssServerService {
+    private final String domain;
+
+    public OssServerServiceImpl(OssProperties ossProperties) {
+        this.domain = ossProperties.getDomain();
+    }
+
     @Override
     public ServerInfo getServerInfo(long userId, int channelId) {
         String action = ChannelAction.upload.getName();
         long expireAt = System.currentTimeMillis() + 3600*1000;
         // String signKey = RandomString.getSalt(64);
-        String signKey = "oss.reghao.cn";
+        String signKey = domain;
         OssPayload ossPayload = new OssPayload(action, channelId, userId);
         String token = JwtUtil.createToken(ossPayload, expireAt, signKey);
 
-        String ossUrl = "https://oss.reghao.cn/";
+        String ossUrl = String.format("https://%s/", domain);
         long maxSize = UploadChannel.getUploadChannel(channelId).getMaxSize();
         return new ServerInfo(ossUrl, channelId, maxSize, token);
     }