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- Remove unneeded keys from nbo phase two begin.

Browse Source 
- Save nbo meta for phase two
- Assign trx_meta in mutable_ws_meta
This commit is contained in:
Teemu Ollakka
2019-08-06 11:39:42 +03:00
parent 8c4b395d25
commit 23adb8f9f8
3 changed files with 47 additions and 9 deletions
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4
include/wsrep/client_state.hpp
View File

@ -682,7 +682,7 @@ namespace wsrep
*
* @param keys Array of keys for non-blocking operation.
*/
int begin_nbo_phase_two(const wsrep::key_array& keys);
int begin_nbo_phase_two();
/**
* End non-blocking operation phase two. This call will
@ -863,6 +863,7 @@ namespace wsrep
, state_hist_()
, transaction_(*this)
, toi_meta_()
, nbo_meta_()
, allow_dirty_reads_()
, sync_wait_gtid_()
, last_written_gtid_()
@ -913,6 +914,7 @@ namespace wsrep
std::vector<enum state> state_hist_;
wsrep::transaction transaction_;
wsrep::ws_meta toi_meta_;
wsrep::ws_meta nbo_meta_;
bool allow_dirty_reads_;
wsrep::gtid sync_wait_gtid_;
wsrep::gtid last_written_gtid_;

39
src/client_state.cpp
View File

@ -340,6 +340,7 @@ int wsrep::client_state::enter_toi_local(const wsrep::key_array& keys,
const wsrep::const_buffer& buffer,
int flags)
{
debug_log_state("enter_toi_local: enter");
assert(state_ == s_exec);
assert(mode_ == m_local);
int ret;
@ -357,14 +358,17 @@ int wsrep::client_state::enter_toi_local(const wsrep::key_array& keys,
ret = 1;
break;
}
debug_log_state("enter_toi_local: leave");
return ret;
}
void wsrep::client_state::enter_toi_mode(const wsrep::ws_meta& ws_meta)
{
debug_log_state("enter_toi_mode: enter");
assert(mode_ == m_high_priority);
enter_toi_common();
toi_meta_ = ws_meta;
debug_log_state("enter_toi_mode: leave");
}
void wsrep::client_state::leave_toi_common()
@ -381,16 +385,20 @@ void wsrep::client_state::leave_toi_common()
int wsrep::client_state::leave_toi_local(const wsrep::mutable_buffer& err)
{
debug_log_state("leave_toi_local: enter");
assert(toi_mode_ == m_local);
leave_toi_common();
debug_log_state("leave_toi_local: leave");
return (provider().leave_toi(id_, err) == provider::success ? 0 : 1);
}
void wsrep::client_state::leave_toi_mode()
{
debug_log_state("leave_toi_mode: enter");
assert(toi_mode_ == m_high_priority);
leave_toi_common();
debug_log_state("leave_toi_mode: leave");
}
///////////////////////////////////////////////////////////////////////////////
@ -449,6 +457,7 @@ int wsrep::client_state::end_rsu()
int wsrep::client_state::begin_nbo_phase_one(const wsrep::key_array& keys,
const wsrep::const_buffer& buffer)
{
debug_log_state("begin_nbo_phase_one: enter");
wsrep::unique_lock<wsrep::mutex> lock(mutex_);
assert(state_ == s_exec);
assert(mode_ == m_local);
@ -464,20 +473,26 @@ int wsrep::client_state::begin_nbo_phase_one(const wsrep::key_array& keys,
id_, keys, buffer, toi_meta_,
wsrep::provider::flag::start_transaction));
lock.lock();
int ret;
switch (status)
{
case wsrep::provider::success:
toi_mode_ = mode_;
mode(lock, m_nbo);
return 0;
ret= 0;
break;
default:
current_error_status_ = status;
return 1;
ret= 1;
break;
}
debug_log_state("begin_nbo_phase_one: leave");
return ret;
}
int wsrep::client_state::end_nbo_phase_one()
{
debug_log_state("end_nbo_phase_one: enter");
assert(state_ == s_exec);
assert(mode_ == m_nbo);
assert(in_toi());
@ -495,7 +510,9 @@ int wsrep::client_state::end_nbo_phase_one()
ret = 1;
break;
}
nbo_meta_ = toi_meta_;
toi_meta_ = wsrep::ws_meta();
debug_log_state("end_nbo_phase_one: leave");
return ret;
}
@ -510,27 +527,35 @@ int wsrep::client_state::enter_nbo_mode(const wsrep::ws_meta& ws_meta)
return 0;
}
int wsrep::client_state::begin_nbo_phase_two(const wsrep::key_array& keys)
int wsrep::client_state::begin_nbo_phase_two()
{
debug_log_state("begin_nbo_phase_two: enter");
assert(state_ == s_exec);
assert(mode_ == m_nbo);
wsrep::unique_lock<wsrep::mutex> lock(mutex_);
enum wsrep::provider::status status(
provider().enter_toi(id_, keys, wsrep::const_buffer(), toi_meta_,
provider().enter_toi(id_, wsrep::key_array(),
wsrep::const_buffer(), nbo_meta_,
wsrep::provider::flag::commit));
int ret;
switch (status)
{
case wsrep::provider::success:
return 0;
ret= 0;
break;
default:
current_error_status_ = status;
return 1;
ret= 1;
break;
}
debug_log_state("begin_nbo_phase_two: leave");
return ret;
}
int wsrep::client_state::end_nbo_phase_two()
{
debug_log_state("end_nbo_phase_two: enter");
assert(state_ == s_exec);
assert(mode_ == m_nbo);
assert(in_toi());
@ -549,7 +574,9 @@ int wsrep::client_state::end_nbo_phase_two()
break;
}
toi_meta_ = wsrep::ws_meta();
nbo_meta_ = wsrep::ws_meta();
mode(lock, m_local);
debug_log_state("end_nbo_phase_two: leave");
return ret;
}
///////////////////////////////////////////////////////////////////////////////

13
src/wsrep_provider_v26.cpp
View File

@ -222,7 +222,16 @@ namespace
: ws_meta_(ws_meta)
, trx_meta_()
, flags_(flags)
{ }
{
std::memcpy(trx_meta_.gtid.uuid.data, ws_meta.group_id().data(),
sizeof(trx_meta_.gtid.uuid.data));
trx_meta_.gtid.seqno = seqno_to_native(ws_meta.seqno());
std::memcpy(trx_meta_.stid.node.data, ws_meta.server_id().data(),
sizeof(trx_meta_.stid.node.data));
trx_meta_.stid.conn = ws_meta.client_id().get();
trx_meta_.stid.trx = ws_meta.transaction_id().get();
trx_meta_.depends_on = seqno_to_native(ws_meta.depends_on());
}
~mutable_ws_meta()
{
@ -850,7 +859,7 @@ wsrep::wsrep_provider_v26::enter_toi(
&wsrep_keys[0],
wsrep_keys.size(),
&wsrep_buf,
1,
buffer.size() ? 1 : 0,
mmeta.native_flags(),
mmeta.native()));
}