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Initial implementation of client_state TOI mode.

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This commit is contained in:
Teemu Ollakka
2018-06-21 11:45:18 +03:00
parent 3a8861b26b
commit 81ac78913a
6 changed files with 163 additions and 8 deletions
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44
src/wsrep_provider_v26.cpp
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@ -633,6 +633,50 @@ wsrep::wsrep_provider_v26::replay(const wsrep::ws_handle& ws_handle,
wsrep_->replay_trx(wsrep_, mwsh.native(), applier_ctx));
}
enum wsrep::provider::status
wsrep::wsrep_provider_v26::enter_toi(
wsrep::client_id client_id,
const wsrep::key_array& keys,
const wsrep::const_buffer& buffer,
wsrep::ws_meta& ws_meta,
int flags)
{
mutable_ws_meta mmeta(ws_meta, flags);
std::vector<wsrep_buf_t> key_parts;
size_t key_parts_offset(0);
std::vector<wsrep_key_t> wsrep_keys;
wsrep_buf_t wsrep_buf = {buffer.data(), buffer.size()};
for (wsrep::key_array::const_iterator i(keys.begin());
i != keys.end(); ++i)
{
for (size_t kp(0); kp < i->size(); ++kp)
{
wsrep_buf_t buf = {i->key_parts()[kp].data(),
i->key_parts()[kp].size()};
key_parts.push_back(buf);
}
wsrep_key_t key = {&key_parts[0] + key_parts_offset, i->size()};
wsrep_keys.push_back(key);
key_parts_offset += i->size();
}
return map_return_value(wsrep_->to_execute_start(
wsrep_,
client_id.get(),
&wsrep_keys[0],
wsrep_keys.size(),
&wsrep_buf,
1,
mmeta.native_flags(),
mmeta.native()));
}
enum wsrep::provider::status
wsrep::wsrep_provider_v26::leave_toi(wsrep::client_id client_id)
{
return map_return_value(wsrep_->to_execute_end(
wsrep_, client_id.get(), 0));
}
enum wsrep::provider::status
wsrep::wsrep_provider_v26::causal_read(int timeout) const
{