zhiqiang-hhhh commented on code in PR #39223:
URL: https://github.com/apache/doris/pull/39223#discussion_r1716804092
##########
be/src/runtime/fragment_mgr.cpp:
##########
@@ -133,6 +138,114 @@ std::string to_load_error_http_path(const std::string&
file_name) {
using apache::thrift::TException;
using apache::thrift::transport::TTransportException;
+static std::map<int64_t, std::unordered_set<TUniqueId>>
_get_all_running_queries_from_fe() {
+ const std::map<TNetworkAddress, FrontendInfo>& running_fes =
+ ExecEnv::GetInstance()->get_running_frontends();
+
+ std::map<int64_t, std::unordered_set<TUniqueId>> result;
+ std::vector<FrontendInfo> qualified_fes;
+
+ for (const auto& fe : running_fes) {
+ // Only consider normal frontend.
+ if (fe.first.port != 0 && fe.second.info.process_uuid != 0) {
+ qualified_fes.push_back(fe.second);
+ } else {
+ return std::map<int64_t, std::unordered_set<TUniqueId>>();
+ }
+ }
+
+ auto fetch_running_queries_rpc = [](const FrontendInfo& fe_info) {
+ TFetchRunningQueriesResult rpc_result;
+ TFetchRunningQueriesRequest rpc_request;
+
+ Status client_status;
+ FrontendServiceConnection
rpc_client(ExecEnv::GetInstance()->frontend_client_cache(),
+ fe_info.info.coordinator_address,
&client_status);
+ // Abort this fe.
+ if (!client_status.ok()) {
+ LOG_WARNING("Failed to get client for {}, reason is {}",
+
PrintThriftNetworkAddress(fe_info.info.coordinator_address),
+ client_status.to_string());
+ return std::make_tuple(std::make_tuple(0L,
std::unordered_set<TUniqueId>()), false);
+ }
+
+ // do rpc
+ try {
+ try {
+ rpc_client->fetchRunningQueries(rpc_result, rpc_request);
+ } catch (const apache::thrift::transport::TTransportException& e) {
+ LOG_WARNING("Transport exception reason: {}, reopening",
e.what());
+ client_status =
rpc_client.reopen(config::thrift_rpc_timeout_ms);
+ if (!client_status.ok()) {
+ LOG_WARNING("Reopen failed, reason: {}",
client_status.to_string_no_stack());
+ return std::make_tuple(std::make_tuple(0L,
std::unordered_set<TUniqueId>()),
+ false);
+ }
+
+ rpc_client->fetchRunningQueries(rpc_result, rpc_request);
+ }
+ } catch (apache::thrift::TException& e) {
+ // During upgrading cluster or meet any other network error.
+ LOG_WARNING("Failed to fetch running queries from {}, reason: {}",
+
PrintThriftNetworkAddress(fe_info.info.coordinator_address), e.what());
+ return std::make_tuple(std::make_tuple(0L,
std::unordered_set<TUniqueId>()), false);
+ }
+
+ // Avoid logic error in frontend.
+ if (rpc_result.__isset.status == false ||
+ rpc_result.status.status_code != TStatusCode::OK) {
+ LOG_WARNING("Failed to fetch running queries from {}, reason: {}",
+
PrintThriftNetworkAddress(fe_info.info.coordinator_address),
+ doris::to_string(rpc_result.status.status_code));
+ return std::make_tuple(std::make_tuple(0L,
std::unordered_set<TUniqueId>()), false);
Review Comment:
这个是执行 rpc 的 future 的返回值
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