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Fixes for XA transactions with streaming enabled

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Changes mostly related to handling of XA PREPARE fragments
This commit is contained in:
Leandro Pacheco
2019-02-11 11:38:17 +01:00
committed by Daniele Sciascia
parent 54b0eeee45
commit 36346beab4
12 changed files with 66 additions and 6 deletions
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5
include/wsrep/client_service.hpp
View File

@ -78,6 +78,11 @@ namespace wsrep
*/
virtual bool is_xa() const = 0;
/**
* Return true if the current statement is XA PREPARE
*/
virtual bool is_xa_prepare() const = 0;
//
// Streaming
//

8
include/wsrep/client_state.hpp
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@ -436,6 +436,14 @@ namespace wsrep
return transaction_.start_transaction(wsh, meta);
}
int next_fragment(const wsrep::ws_meta& meta)
{
wsrep::unique_lock<wsrep::mutex> lock(mutex_);
assert(current_thread_id_ == wsrep::this_thread::get_id());
assert(mode_ == m_high_priority);
return transaction_.next_fragment(meta);
}
/** @name Commit ordering interface */
/** @{ */
int before_prepare()

5
include/wsrep/high_priority_service.hpp
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@ -51,6 +51,11 @@ namespace wsrep
virtual int start_transaction(const wsrep::ws_handle&,
const wsrep::ws_meta&) = 0;
/**
* Start the next fragment of current transaction
*/
virtual int next_fragment(const wsrep::ws_meta&) = 0;
/**
* Return transaction object associated to high priority
* service state.

7
include/wsrep/transaction.hpp
View File

@ -126,6 +126,11 @@ namespace wsrep
return client_service_.is_xa();
}
bool is_xa_prepare() const
{
return client_service_.is_xa_prepare();
}
bool pa_unsafe() const { return pa_unsafe_; }
void pa_unsafe(bool pa_unsafe) { pa_unsafe_ = pa_unsafe; }
@ -137,6 +142,8 @@ namespace wsrep
int start_transaction(const wsrep::ws_handle& ws_handle,
const wsrep::ws_meta& ws_meta);
int next_fragment(const wsrep::ws_meta& ws_meta);
void adopt(const transaction& transaction);
void fragment_applied(wsrep::seqno seqno);