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Code Activity

- Added wait-until parameter for begin_nbo_phase_two().

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- Retry enter_toi() in poll_enter_toi() also for error_connection_failed
  which means that the connectivity to the cluster has been lost,
  a.k.a non-prim.
This commit is contained in:
Teemu Ollakka
2019-09-09 17:38:39 +03:00
parent 750052b640
commit 086c466637
3 changed files with 25 additions and 9 deletions
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23
src/client_state.cpp
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@ -336,6 +336,7 @@ wsrep::client_state::poll_enter_toi(
wsrep::unique_lock<wsrep::mutex>& lock,
const wsrep::key_array& keys,
const wsrep::const_buffer& buffer,
wsrep::ws_meta& meta,
int flags,
std::chrono::time_point<wsrep::clock> wait_until)
{
@ -349,7 +350,7 @@ wsrep::client_state::poll_enter_toi(
do
{
lock.unlock();
status = provider().enter_toi(id_, keys, buffer, toi_meta_, flags);
status = provider().enter_toi(id_, keys, buffer, meta, flags);
if (status != wsrep::provider::success &&
not toi_meta_.gtid().is_undefined())
{
@ -364,13 +365,15 @@ wsrep::client_state::poll_enter_toi(
}
toi_meta_ = wsrep::ws_meta();
}
if (status == wsrep::provider::error_certification_failed)
if (status == wsrep::provider::error_certification_failed ||
status == wsrep::provider::error_connection_failed)
{
::usleep(100000);
}
lock.lock();
}
while (status == wsrep::provider::error_certification_failed &&
while ((status == wsrep::provider::error_certification_failed ||
status == wsrep::provider::error_connection_failed) &&
wait_until.time_since_epoch().count() &&
wsrep::clock::now() < wait_until &&
not client_service_.interrupted(lock));
@ -399,6 +402,7 @@ int wsrep::client_state::enter_toi_local(const wsrep::key_array& keys,
auto const status(poll_enter_toi(
lock, keys, buffer,
toi_meta_,
wsrep::provider::flag::start_transaction |
wsrep::provider::flag::commit,
wait_until));
@ -528,6 +532,7 @@ int wsrep::client_state::begin_nbo_phase_one(
int ret;
auto const status(poll_enter_toi(
lock, keys, buffer,
toi_meta_,
wsrep::provider::flag::start_transaction,
wait_until));
switch (status)
@ -591,7 +596,9 @@ 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(
const wsrep::key_array& keys,
std::chrono::time_point<wsrep::clock> wait_until)
{
debug_log_state("begin_nbo_phase_two: enter");
debug_log_keys(keys);
@ -606,9 +613,11 @@ int wsrep::client_state::begin_nbo_phase_two(const wsrep::key_array& keys)
// Output stored in nbo_meta_ is copied to toi_meta_ for
// phase two end.
enum wsrep::provider::status status(
provider().enter_toi(id_, keys,
wsrep::const_buffer(), nbo_meta_,
wsrep::provider::flag::commit));
poll_enter_toi(lock, keys,
wsrep::const_buffer(),
nbo_meta_,
wsrep::provider::flag::commit,
wait_until));
int ret;
switch (status)
{