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Partial implementation of methods needed for SST.

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* server_state desync()/resync() and pause()/resume()
* Fixes to server_state state machine
This commit is contained in:
Teemu Ollakka
2018-06-24 14:35:47 +03:00
parent 1f6a6db1e9
commit d3821d88a5
6 changed files with 266 additions and 38 deletions
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7
src/client_state.cpp
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@@ -18,27 +18,33 @@ wsrep::provider& wsrep::client_state::provider() const
void wsrep::client_state::open(wsrep::client_id id)
{
wsrep::unique_lock<wsrep::mutex> lock(mutex_);
debug_log_state("open: enter");
owning_thread_id_ = wsrep::this_thread::get_id();
current_thread_id_ = owning_thread_id_;
state(lock, s_idle);
id_ = id;
debug_log_state("open: leave");
}
void wsrep::client_state::close()
{
wsrep::unique_lock<wsrep::mutex> lock(mutex_);
debug_log_state("close: enter");
state(lock, s_quitting);
lock.unlock();
if (transaction_.active())
{
client_service_.rollback();
}
debug_log_state("close: leave");
}
void wsrep::client_state::cleanup()
{
wsrep::unique_lock<wsrep::mutex> lock(mutex_);
debug_log_state("cleanup: enter");
state(lock, s_none);
debug_log_state("cleanup: leave");
}
void wsrep::client_state::override_error(enum wsrep::client_error error)
@@ -281,6 +287,7 @@ void wsrep::client_state::debug_log_state(const char* context) const
wsrep::log_debug() << "client_state: " << context
<< ": server: " << server_state_.name()
<< " client: " << id_.get()
<< " state: " << to_c_string(state_)
<< " current_error: " << current_error_;
}
}