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Bootstrap server service, fixes to server state management

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* Added bootstrap service call to do DBMS side bootstrap operations
  during the cluster bootstrap.
* Added last_committed_gtid() to provider interface
* Implemented wait_for_gtid() provider call
* Pass initial position to the server state
This commit is contained in:
Teemu Ollakka
2018-06-29 11:54:33 +03:00
parent 666eccf463
commit 0851970c53
15 changed files with 137 additions and 25 deletions
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30
src/wsrep_provider_v26.cpp
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@ -465,6 +465,11 @@ wsrep::wsrep_provider_v26::wsrep_provider_v26(
: provider(server_state)
, wsrep_()
{
wsrep_gtid_t state_id;
std::memcpy(state_id.uuid.data,
server_state.initial_position().id().data(),
sizeof(state_id.uuid.data));
state_id.seqno = server_state.initial_position().seqno().get();
struct wsrep_init_args init_args;
memset(&init_args, 0, sizeof(init_args));
init_args.app_ctx = &server_state;
@ -474,7 +479,7 @@ wsrep::wsrep_provider_v26::wsrep_provider_v26(
init_args.data_dir = server_state_.working_dir().c_str();
init_args.options = provider_options.c_str();
init_args.proto_ver = server_state.max_protocol_version();
init_args.state_id = 0;
init_args.state_id = &state_id;
init_args.state = 0;
init_args.logger_cb = &logger_cb;
init_args.connected_cb = &connected_cb;
@ -704,6 +709,29 @@ wsrep::wsrep_provider_v26::causal_read(int timeout) const
return map_return_value(wsrep_->sync_wait(wsrep_, 0, timeout, 0));
}
enum wsrep::provider::status
wsrep::wsrep_provider_v26::wait_for_gtid(const wsrep::gtid& gtid, int timeout)
const
{
wsrep_gtid_t wsrep_gtid;
std::memcpy(wsrep_gtid.uuid.data, gtid.id().data(),
sizeof(wsrep_gtid.uuid.data));
wsrep_gtid.seqno = gtid.seqno().get();
return map_return_value(wsrep_->sync_wait(wsrep_, &wsrep_gtid, timeout, 0));
}
wsrep::gtid wsrep::wsrep_provider_v26::last_committed_gtid() const
{
wsrep_gtid_t wsrep_gtid;
if (wsrep_->last_committed_id(wsrep_, &wsrep_gtid) != WSREP_OK)
{
throw wsrep::runtime_error("Failed to read last committed id");
}
return wsrep::gtid(
wsrep::id(wsrep_gtid.uuid.data, sizeof(wsrep_gtid.uuid.data)),
wsrep::seqno(wsrep_gtid.seqno));
}
int wsrep::wsrep_provider_v26::sst_sent(const wsrep::gtid& gtid, int err)
{
wsrep_gtid_t wsrep_gtid;