lib/wsrep-lib
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Client state history, fixed races in server state, logging improv

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This commit is contained in:
Teemu Ollakka
2018-06-28 11:56:28 +03:00
parent 203dd2875a
commit a4f5997045
4 changed files with 28 additions and 17 deletions
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17
src/client_state.cpp
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@@ -18,6 +18,7 @@ wsrep::provider& wsrep::client_state::provider() const
void wsrep::client_state::open(wsrep::client_id id)
{
wsrep::unique_lock<wsrep::mutex> lock(mutex_);
assert(state_ == s_none);
debug_log_state("open: enter");
owning_thread_id_ = wsrep::this_thread::get_id();
current_thread_id_ = owning_thread_id_;
@@ -302,11 +303,12 @@ void wsrep::client_state::debug_log_state(const char* context) const
{
if (debug_log_level() >= 1)
{
wsrep::log_debug() << "client_state: " << context
<< ": server: " << server_state_.name()
<< " client: " << id_.get()
<< " state: " << to_c_string(state_)
<< " current_error: " << current_error_;
wsrep::log_debug() << context
<< "(" << id_.get()
<< "," << to_c_string(state_)
<< "," << to_c_string(mode_)
<< "," << wsrep::to_string(current_error_)
<< ")";
}
}
@@ -327,7 +329,12 @@ void wsrep::client_state::state(
};
if (allowed[state_][state])
{
state_hist_.push_back(state_);
state_ = state;
if (state_hist_.size() > 10)
{
state_hist_.erase(state_hist_.begin());
}
}
else
{