int SRLockClient::start_client () {
SRClientContext ctx;
char temp_char;
ctx.ib_port = SERVER_IB_PORT;
srand (generate_random_seed()); // initialize random seed
TEST_NZ (establish_tcp_connection(SERVER_ADDR.c_str(), SERVER_TCP_PORT, &(ctx.sockfd)));
DEBUG_COUT("[Comm] Client connected to LM on sock " << ctx.sockfd);
TEST_NZ (ctx.create_context());
DEBUG_COUT("[Info] Context Created " << ctx.sockfd);
TEST_NZ (RDMACommon::connect_qp (&(ctx.qp), ctx.ib_port, ctx.port_attr.lid, ctx.sockfd));
DEBUG_COUT("[Conn] QP connected!");
start_operation(ctx);
// Sync so server will know that client is done mucking with its memory
DEBUG_COUT("[Info] Client is done, and is ready to destroy its resources!");
TEST_NZ (sock_sync_data (ctx.sockfd, 1, "W", &temp_char)); /* just send a dummy char back and forth */
TEST_NZ(ctx.destroy_context());
}
void CGenNodeStateless::refresh_vm_bss() {
if ( m_vm_flow_var ) {
StreamVmDp * vm_s=m_ref_stream_info->m_vm_dp;
assert(vm_s);
memcpy(m_vm_flow_var,vm_s->get_bss(),vm_s->get_bss_size());
if ( vm_s->is_random_seed() ) {
generate_random_seed();
}
}
}
int Coordinator::start () {
CoordinatorContext ctx[SERVER_CNT];
struct sockaddr_in returned_addr;
socklen_t len = sizeof(returned_addr);
char temp_char;
srand (generate_random_seed()); // initialize random seed
// Call socket(), bind() and listen()
TEST_NZ (server_socket_setup(&server_sockfd, SERVER_CNT));
// accept connections from Cohorts
std::cout << "[Info] Waiting for " << SERVER_CNT << " cohort(s) on port " << TRX_MANAGER_TCP_PORT << std::endl;
for (int s = 0; s < SERVER_CNT; s++) {
ctx[s].sockfd = accept (server_sockfd, (struct sockaddr *) &returned_addr, &len);
if (ctx[s].sockfd < 0){
std::cerr << "ERROR on accept() for RM #" << s << std::endl;
return -1;
}
std::cout << "[Conn] Received Cohort #" << s << " on sock " << ctx[s].sockfd << std::endl;
// create all resources
ctx[s].ib_port = TRX_MANAGER_IB_PORT;
TEST_NZ (ctx[s].create_context());
DEBUG_COUT("[Info] Context for cohort " << s << " created");
// connect the QPs
TEST_NZ (RDMACommon::connect_qp (&(ctx[s].qp), ctx[s].ib_port, ctx[s].port_attr.lid, ctx[s].sockfd));
DEBUG_COUT("[Conn] QPed to cohort " << s);
}
std::cout << "[Info] Established connection to all " << SERVER_CNT << " resource-manager(s)." << std::endl;
start_benchmark(ctx);
DEBUG_COUT("[Info] Coordinator is done, and is ready to destroy its resources!");
for (int i = 0; i < SERVER_CNT; i++) {
TEST_NZ (sock_sync_data (ctx[i].sockfd, 1, "W", &temp_char)); /* just send a dummy char back and forth */
DEBUG_COUT("[Conn] Notified cohort " << i << " it's done");
TEST_NZ ( ctx[i].destroy_context());
}
}
