/* Unix SMB/CIFS implementation. WINS benchmark test Copyright (C) Andrew Tridgell 2005 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ #include "includes.h" #include "lib/events/events.h" #include "lib/socket/socket.h" #include "libcli/resolve/resolve.h" #include "system/network.h" #include "lib/socket/netif.h" #include "torture/torture.h" #include "torture/nbt/proto.h" #include "param/param.h" struct wins_state { int num_names; bool *registered; int pass_count; int fail_count; const char *wins_server; uint16_t wins_port; const char *my_ip; uint32_t ttl; }; struct idx_state { int idx; struct wins_state *state; }; static struct nbt_name generate_name(TALLOC_CTX *tctx, int idx) { struct nbt_name name; name.name = talloc_asprintf(tctx, "WINSBench%6u", idx); name.type = 0x4; name.scope = NULL; return name; } static void register_handler(struct nbt_name_request *req) { struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state); struct wins_state *state = istate->state; struct nbt_name_register io; NTSTATUS status; status = nbt_name_register_recv(req, istate, &io); if (!NT_STATUS_IS_OK(status) || io.out.rcode != NBT_RCODE_OK) { state->fail_count++; } else { state->pass_count++; state->registered[istate->idx] = true; } talloc_free(istate); } /* generate a registration */ static void generate_register(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx) { struct nbt_name_register io; TALLOC_CTX *tmp_ctx = talloc_new(state); struct nbt_name_request *req; struct idx_state *istate; istate = talloc(nbtsock, struct idx_state); istate->idx = idx; istate->state = state; io.in.name = generate_name(tmp_ctx, idx); io.in.dest_addr = state->wins_server; io.in.dest_port = state->wins_port; io.in.address = state->my_ip; io.in.nb_flags = NBT_NODE_H; io.in.register_demand = false; io.in.broadcast = false; io.in.multi_homed = false; io.in.ttl = state->ttl; io.in.timeout = 2; io.in.retries = 1; req = nbt_name_register_send(nbtsock, &io); req->async.fn = register_handler; req->async.private_data = istate; talloc_free(tmp_ctx); } static void release_handler(struct nbt_name_request *req) { struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state); struct wins_state *state = istate->state; struct nbt_name_release io; NTSTATUS status; status = nbt_name_release_recv(req, istate, &io); if (state->registered[istate->idx] && (!NT_STATUS_IS_OK(status) || io.out.rcode != NBT_RCODE_OK)) { state->fail_count++; } else { state->pass_count++; state->registered[istate->idx] = false; } talloc_free(istate); } /* generate a name release */ static void generate_release(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx) { struct nbt_name_release io; TALLOC_CTX *tmp_ctx = talloc_new(state); struct nbt_name_request *req; struct idx_state *istate; istate = talloc(nbtsock, struct idx_state); istate->idx = idx; istate->state = state; io.in.name = generate_name(tmp_ctx, idx); io.in.dest_port = state->wins_port; io.in.dest_addr = state->wins_server; io.in.address = state->my_ip; io.in.nb_flags = NBT_NODE_H; io.in.broadcast = false; io.in.timeout = 2; io.in.retries = 1; req = nbt_name_release_send(nbtsock, &io); req->async.fn = release_handler; req->async.private_data = istate; talloc_free(tmp_ctx); } static void query_handler(struct nbt_name_request *req) { struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state); struct wins_state *state = istate->state; struct nbt_name_query io; NTSTATUS status; status = nbt_name_query_recv(req, istate, &io); if (!NT_STATUS_IS_OK(status) && state->registered[istate->idx]) { state->fail_count++; } else { state->pass_count++; } talloc_free(istate); } /* generate a name query */ static void generate_query(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx) { struct nbt_name_query io; TALLOC_CTX *tmp_ctx = talloc_new(state); struct nbt_name_request *req; struct idx_state *istate; istate = talloc(nbtsock, struct idx_state); istate->idx = idx; istate->state = state; io.in.name = generate_name(tmp_ctx, idx); io.in.dest_addr = state->wins_server; io.in.dest_port = state->wins_port; io.in.broadcast = false; io.in.wins_lookup = true; io.in.timeout = 2; io.in.retries = 1; req = nbt_name_query_send(nbtsock, &io); req->async.fn = query_handler; req->async.private_data = istate; talloc_free(tmp_ctx); } /* generate one WINS request */ static void generate_request(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx) { if (random() % 5 == 0) { generate_register(nbtsock, state, idx); return; } if (random() % 20 == 0) { generate_release(nbtsock, state, idx); return; } generate_query(nbtsock, state, idx); } /* benchmark simple name queries */ static bool bench_wins(struct torture_context *tctx) { struct nbt_name_socket *nbtsock = nbt_name_socket_init(tctx, tctx->ev); int num_sent=0; struct timeval tv = timeval_current(); bool ret = true; int timelimit = torture_setting_int(tctx, "timelimit", 5); struct wins_state *state; extern int torture_entries; struct socket_address *my_ip; struct nbt_name name; const char *address; struct interface *ifaces; if (!torture_nbt_get_name(tctx, &name, &address)) return false; state = talloc_zero(nbtsock, struct wins_state); state->num_names = torture_entries; state->registered = talloc_zero_array(state, bool, state->num_names); state->wins_server = address; state->wins_port = lpcfg_nbt_port(tctx->lp_ctx); load_interfaces(tctx, lpcfg_interfaces(tctx->lp_ctx), &ifaces); state->my_ip = talloc_strdup(tctx, iface_best_ip(ifaces, address)); state->ttl = timelimit; my_ip = socket_address_from_strings(nbtsock, nbtsock->sock->backend_name, state->my_ip, 0); socket_listen(nbtsock->sock, my_ip, 0, 0); torture_comment(tctx, "Running for %d seconds\n", timelimit); while (timeval_elapsed(&tv) < timelimit) { while (num_sent - (state->pass_count+state->fail_count) < 10) { generate_request(nbtsock, state, num_sent % state->num_names); num_sent++; if (num_sent % 50 == 0) { if (torture_setting_bool(tctx, "progress", true)) { torture_comment(tctx, "%.1f queries per second (%d failures) \r", state->pass_count / timeval_elapsed(&tv), state->fail_count); fflush(stdout); } } } event_loop_once(nbtsock->event_ctx); } while (num_sent != (state->pass_count + state->fail_count)) { event_loop_once(nbtsock->event_ctx); } torture_comment(tctx, "%.1f queries per second (%d failures) \n", state->pass_count / timeval_elapsed(&tv), state->fail_count); talloc_free(nbtsock); return ret; } /* benchmark how fast a WINS server can respond to a mixture of registration/refresh/release and name query requests */ struct torture_suite *torture_bench_wins(TALLOC_CTX *mem_ctx) { struct torture_suite *suite = torture_suite_create(mem_ctx, "BENCH-WINS"); torture_suite_add_simple_test(suite, "wins", bench_wins); return suite; }