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Fix async_base immediate completion

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`complete(false, ...)` used the wrong executor when an async operation
completed immediately, potentially executing the completion handler on
the IO executor in some cases.

Signed-off-by: Damian Jarek <damian.jarek93@gmail.com>
This commit is contained in:
Damian Jarek
2019-04-05 10:54:55 +02:00
committed by Vinnie Falco
parent 50d5b965dd
commit ce986118f8
3 changed files with 16 additions and 6 deletions
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6
CHANGELOG.md
View File

@ -1,3 +1,9 @@
Version 247:
* Fix async_base immediate completion
--------------------------------------------------------------------------------
Version 246:
* decorator ctor is explicit

4
include/boost/beast/core/async_base.hpp
View File

@ -340,7 +340,7 @@ public:
if(! is_continuation)
{
net::post(net::bind_executor(
wg1_.get_executor(),
get_executor(),
beast::bind_front_handler(
std::move(h_),
std::forward<Args>(args)...)));
@ -348,8 +348,8 @@ public:
}
else
{
h_(std::forward<Args>(args)...);
wg1_.reset();
h_(std::forward<Args>(args)...);
}
}

12
test/beast/core/async_base.cpp
View File

@ -503,13 +503,17 @@ public:
op.complete(true);
}
{
net::io_context ioc;
net::io_context ioc1;
net::io_context ioc2;
auto h = net::bind_executor(ioc2, test::any_handler());
stable_async_base<
test::handler,
decltype(h),
net::io_context::executor_type> op(
test::any_handler(), ioc.get_executor());
std::move(h),
ioc1.get_executor());
op.complete(false);
ioc.run();
BEAST_EXPECT(ioc1.run() == 0);
BEAST_EXPECT(ioc2.run() == 1);
}
{
stable_async_base<