streaming: Fix rethrow in stream_transfer_task

Fix bootstrap_test.py:TestBootstrap.failed_bootstap_wiped_node_can_join_test

Logs on node 1:
 INFO  2016-03-11 15:53:43,287 [shard 0] gossip - FatClient 127.0.0.2 has been silent for 30000ms, removing from gossip
 INFO  2016-03-11 15:53:43,287 [shard 0] stream_session - stream_manager: Close all stream_session with peer = 127.0.0.2 in on_remove
 WARN  2016-03-11 15:53:43,498 [shard 0] stream_session - [Stream #4e411ba0-e75e-11e5-81f8-000000000000] stream_transfer_task: Fail to send STREAM_MUTATION_DONE to 127.0.0.2:0: std::runtime_error ([Stream #4e411ba0-e75e-11e5-81f8-000000000000] GOT STREAM_ MUTATION_DONE 127.0.0.1: Can not find stream_manager)

 terminate called without an active exception

Backtrace on node 1:

 #0  0x00007fb74723da98 in raise () from /lib64/libc.so.6
 #1  0x00007fb74723f69a in abort () from /lib64/libc.so.6
 #2  0x00007fb74ab84aed in __gnu_cxx::__verbose_terminate_handler() () from /lib64/libstdc++.so.6
 #3  0x00007fb74ab82936 in ?? () from /lib64/libstdc++.so.6
 #4  0x00007fb74ab82981 in std::terminate() () from /lib64/libstdc++.so.6
 #5  0x00007fb74ab82be9 in __cxa_rethrow () from /lib64/libstdc++.so.6
 #6  0x0000000000f3521e in streaming::stream_transfer_task::<lambda()>::<lambda(auto:44)>::operator()<std::__exception_ptr::exception_ptr> (ep=..., __closure=0x7ffce74d8630) at streaming/stream_transfer_task.cc:169
 #7  do_void_futurize_apply<const streaming::stream_transfer_task::start()::<lambda()>::<lambda(auto:44)>&, std::__exception_ptr::exception_ptr> (func=...) at /home/asias/src/cloudius-systems/scylla/seastar/core/future.hh:1142
 #8  futurize<void>::apply<const streaming::stream_transfer_task::start()::<lambda()>::<lambda(auto:44)>&, std::__exception_ptr::exception_ptr> (func=...) at /home/asias/src/cloudius-systems/scylla/seastar/core/future.hh:1190
 #9  future<>::<lambda(auto:7&&)>::operator()<future<> > ( fut=fut@entry=<unknown type in /home/asias/src/cloudius-systems/scylla/build/release/scylla, CU 0xec84d00, DIE 0xee2561d>, __closure=__closure@entry=0x7ffce74d8630) at /home/asias/src/cloudius-systems/scylla/seastar/core/future.hh:1014

Message-Id: <1457684884-4776-2-git-send-email-asias@scylladb.com>

streaming/stream_transfer_task.cc

@@ -154,7 +154,7 @@ void stream_transfer_task::start() {
         return session->ms().send_stream_mutation_done(id, plan_id, _ranges,
                 cf_id, session->dst_cpu_id).handle_exception([plan_id, id, cf_id] (auto ep) {
             sslog.error("[Stream #{}] stream_transfer_task: Fail to send STREAM_MUTATION_DONE to {}: {}", plan_id, id, ep);
-            throw;
+            std::rethrow_exception(ep);
         });
     }).then([this, id, plan_id, cf_id] {
         sslog.debug("[Stream #{}] GOT STREAM_MUTATION_DONE Reply from {}", plan_id, id.addr);