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Extract before_commit_high_priority()

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This commit is contained in:
Teemu Ollakka
2023-04-04 08:46:53 +03:00
parent 908e4bc192
commit 8f86ddf8ca
2 changed files with 36 additions and 30 deletions
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3
include/wsrep/transaction.hpp
View File

@ -238,6 +238,8 @@ namespace wsrep
wsrep::provider& provider();
void flags(int flags) { flags_ = flags; }
int before_commit_local(wsrep::unique_lock<wsrep::mutex>&);
int before_commit_high_priority(wsrep::unique_lock<wsrep::mutex>&);
// Return true if the transaction must abort, is aborting,
// or has been aborted, or has been interrupted by DBMS
// as indicated by client_service::interrupted() call.
@ -245,7 +247,6 @@ namespace wsrep
// error status accordingly.
bool abort_or_interrupt(wsrep::unique_lock<wsrep::mutex>&);
int streaming_step(wsrep::unique_lock<wsrep::mutex>&, bool force = false);
int before_commit_local(wsrep::unique_lock<wsrep::mutex>&);
int certify_fragment(wsrep::unique_lock<wsrep::mutex>&);
int certify_commit(wsrep::unique_lock<wsrep::mutex>&);
int append_sr_keys_for_commit();

63
src/transaction.cpp
View File

@ -509,6 +509,37 @@ int wsrep::transaction::before_commit_local(
return ret;
}
int wsrep::transaction::before_commit_high_priority(
wsrep::unique_lock<wsrep::mutex>& lock)
{
int ret = 1;
assert(certified());
assert(ordered());
if (is_xa())
{
assert(state() == s_prepared || state() == s_replaying);
state(lock, s_committing);
ret = 0;
}
else if (state() == s_executing || state() == s_replaying)
{
ret = before_prepare(lock) || after_prepare(lock);
}
else
{
ret = 0;
}
lock.unlock();
ret = ret || provider().commit_order_enter(ws_handle_, ws_meta_);
lock.lock();
if (ret)
{
state(lock, s_must_abort);
state(lock, s_aborting);
}
return ret;
}
int wsrep::transaction::before_commit()
{
int ret(1);
@ -516,39 +547,13 @@ int wsrep::transaction::before_commit()
wsrep::unique_lock<wsrep::mutex> lock(client_state_.mutex());
debug_log_state("before_commit_enter");
assert(client_state_.mode() != wsrep::client_state::m_toi);
switch (client_state_.mode())
{
case wsrep::client_state::m_local:
return before_commit_local(lock);
ret = before_commit_local(lock);
break;
case wsrep::client_state::m_high_priority:
assert(certified());
assert(ordered());
if (is_xa())
{
assert(state() == s_prepared ||
state() == s_replaying);
state(lock, s_committing);
ret = 0;
}
else if (state() == s_executing || state() == s_replaying)
{
ret = before_prepare(lock) || after_prepare(lock);
}
else
{
ret = 0;
}
lock.unlock();
ret = ret || provider().commit_order_enter(ws_handle_, ws_meta_);
lock.lock();
if (ret)
{
state(lock, s_must_abort);
state(lock, s_aborting);
}
ret = before_commit_high_priority(lock);
break;
default:
assert(0);