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DBMS simulator is now able to start and stop one server

Browse Source 
Other:
* Added trrep::condition_variable
* Added trrep::view
This commit is contained in:
Teemu Ollakka
2018-04-19 13:09:36 +03:00
parent 557d43657c
commit 3c6eff581c
13 changed files with 463 additions and 11 deletions
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75
src/server_context.cpp
View File

@ -5,6 +5,7 @@
#include "server_context.hpp"
#include "client_context.hpp"
#include "transaction_context.hpp"
#include "view.hpp"
// Todo: refactor into provider factory
#include "mock_provider.hpp"
@ -32,6 +33,51 @@ namespace
return (flags & WSREP_FLAG_ROLLBACK);
}
static wsrep_cb_status_t connected_cb(
void* app_ctx,
const wsrep_view_info_t* view __attribute((unused)))
{
assert(app_ctx != 0);
trrep::server_context& server_context(
*reinterpret_cast<trrep::server_context*>(app_ctx));
//
// TODO: Fetch server id and group id from view infor
//
try
{
server_context.on_connect();
return WSREP_CB_SUCCESS;
}
catch (const trrep::runtime_error& e)
{
std::cerr << "Exception: " << e.what();
return WSREP_CB_FAILURE;
}
}
static wsrep_cb_status_t view_cb(void* app_ctx,
void* recv_ctx __attribute__((unused)),
const wsrep_view_info_t* view_info,
const char*,
size_t)
{
assert(app_ctx);
assert(view_info);
trrep::server_context& server_context(
*reinterpret_cast<trrep::server_context*>(app_ctx));
try
{
trrep::view view(*view_info);
server_context.on_view(view);
return WSREP_CB_SUCCESS;
}
catch (const trrep::runtime_error& e)
{
std::cerr << "Exception: " << e.what();
return WSREP_CB_FAILURE;
}
}
static wsrep_cb_status_t apply_cb(void* ctx,
const wsrep_ws_handle_t* wsh,
uint32_t flags,
@ -58,6 +104,23 @@ namespace
}
return ret;
}
wsrep_cb_status_t synced_cb(void* app_ctx)
{
assert(app_ctx);
trrep::server_context& server_context(
*reinterpret_cast<trrep::server_context*>(app_ctx));
try
{
server_context.on_sync();
return WSREP_CB_SUCCESS;
}
catch (const trrep::runtime_error& e)
{
std::cerr << "On sync failed: " << e.what() << "\n";
return WSREP_CB_FAILURE;
}
}
}
int trrep::server_context::load_provider(const std::string& provider_spec,
@ -83,13 +146,13 @@ int trrep::server_context::load_provider(const std::string& provider_spec,
init_args.state_id = 0;
init_args.state = 0;
init_args.logger_cb = 0;
init_args.connected_cb = 0;
init_args.view_cb = 0;
init_args.connected_cb = &connected_cb;
init_args.view_cb = &view_cb;
init_args.sst_request_cb = 0;
init_args.apply_cb = &apply_cb;
init_args.unordered_cb = 0;
init_args.sst_donate_cb = 0;
init_args.synced_cb = 0;
init_args.synced_cb = &synced_cb;
std::cerr << init_args.options << "\n";
provider_ = new trrep::wsrep_provider_v26(provider_spec.c_str(),
@ -98,6 +161,12 @@ int trrep::server_context::load_provider(const std::string& provider_spec,
return 0;
}
trrep::server_context::~server_context()
{
delete provider_;
}
int trrep::server_context::on_apply(
trrep::client_context& client_context,
trrep::transaction_context& transaction_context,