private async Task <string> GetConfigInner(string tenant, string dataId, string group, long timeoutMs) { group = ParamUtils.Null2DefaultGroup(group); ParamUtils.CheckKeyParam(dataId, group); ConfigResponse cr = new ConfigResponse(); cr.SetDataId(dataId); cr.SetTenant(tenant); cr.SetGroup(group); // 优先使用本地配置 string content = await FileLocalConfigInfoProcessor.GetFailoverAsync(_worker.GetAgentName(), dataId, group, tenant); if (content != null) { _logger?.LogWarning( "[{0}] [get-config] get failover ok, dataId={1}, group={2}, tenant={3}, config={4}", _worker.GetAgentName(), dataId, group, tenant, ContentUtils.TruncateContent(content)); cr.SetContent(content); _configFilterChainManager.DoFilter(null, cr); content = cr.GetContent(); return(content); } try { List <string> ct = await _worker.GetServerConfig(dataId, group, tenant, timeoutMs, false); cr.SetContent(ct[0]); _configFilterChainManager.DoFilter(null, cr); content = cr.GetContent(); return(content); } catch (NacosException ioe) { if (NacosException.NO_RIGHT == ioe.ErrorCode) { throw; } _logger?.LogWarning( "[{0}] [get-config] get from server error, dataId={1}, group={2}, tenant={3}, msg={4}", _worker.GetAgentName(), dataId, group, tenant, ioe.ErrorMsg); } _logger?.LogWarning( "[{0}] [get-config] get snapshot ok, dataId={1}, group={2}, tenant={3}, config={4}", _worker.GetAgentName(), dataId, group, tenant, ContentUtils.TruncateContent(content)); content = await FileLocalConfigInfoProcessor.GetSnapshotAync(_worker.GetAgentName(), dataId, group, tenant); cr.SetContent(content); _configFilterChainManager.DoFilter(null, cr); content = cr.GetContent(); return(content); }