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https://github.com/samba-team/samba.git
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13a3971438
Guenther
302 lines
7.8 KiB
C
302 lines
7.8 KiB
C
/*
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Unix SMB/CIFS implementation.
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WINS benchmark test
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Copyright (C) Andrew Tridgell 2005
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "lib/events/events.h"
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#include "lib/socket/socket.h"
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#include "libcli/resolve/resolve.h"
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#include "system/network.h"
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#include "lib/socket/netif.h"
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#include "torture/torture.h"
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#include "torture/nbt/proto.h"
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#include "param/param.h"
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struct wins_state {
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int num_names;
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bool *registered;
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int pass_count;
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int fail_count;
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const char *wins_server;
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uint16_t wins_port;
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const char *my_ip;
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uint32_t ttl;
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};
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struct idx_state {
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int idx;
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struct wins_state *state;
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};
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static struct nbt_name generate_name(TALLOC_CTX *tctx, int idx)
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{
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struct nbt_name name;
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name.name = talloc_asprintf(tctx, "WINSBench%6u", idx);
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name.type = 0x4;
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name.scope = NULL;
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return name;
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}
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static void register_handler(struct nbt_name_request *req)
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{
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struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state);
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struct wins_state *state = istate->state;
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struct nbt_name_register io;
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NTSTATUS status;
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status = nbt_name_register_recv(req, istate, &io);
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if (!NT_STATUS_IS_OK(status) || io.out.rcode != NBT_RCODE_OK) {
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state->fail_count++;
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} else {
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state->pass_count++;
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state->registered[istate->idx] = true;
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}
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talloc_free(istate);
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}
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/*
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generate a registration
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*/
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static void generate_register(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
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{
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struct nbt_name_register io;
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TALLOC_CTX *tmp_ctx = talloc_new(state);
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struct nbt_name_request *req;
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struct idx_state *istate;
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istate = talloc(nbtsock, struct idx_state);
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istate->idx = idx;
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istate->state = state;
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io.in.name = generate_name(tmp_ctx, idx);
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io.in.dest_addr = state->wins_server;
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io.in.dest_port = state->wins_port;
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io.in.address = state->my_ip;
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io.in.nb_flags = NBT_NODE_H;
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io.in.register_demand = false;
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io.in.broadcast = false;
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io.in.multi_homed = false;
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io.in.ttl = state->ttl;
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io.in.timeout = 2;
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io.in.retries = 1;
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req = nbt_name_register_send(nbtsock, &io);
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req->async.fn = register_handler;
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req->async.private_data = istate;
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talloc_free(tmp_ctx);
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}
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static void release_handler(struct nbt_name_request *req)
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{
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struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state);
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struct wins_state *state = istate->state;
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struct nbt_name_release io;
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NTSTATUS status;
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status = nbt_name_release_recv(req, istate, &io);
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if (state->registered[istate->idx] &&
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(!NT_STATUS_IS_OK(status) || io.out.rcode != NBT_RCODE_OK)) {
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state->fail_count++;
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} else {
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state->pass_count++;
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state->registered[istate->idx] = false;
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}
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talloc_free(istate);
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}
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/*
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generate a name release
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*/
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static void generate_release(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
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{
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struct nbt_name_release io;
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TALLOC_CTX *tmp_ctx = talloc_new(state);
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struct nbt_name_request *req;
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struct idx_state *istate;
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istate = talloc(nbtsock, struct idx_state);
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istate->idx = idx;
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istate->state = state;
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io.in.name = generate_name(tmp_ctx, idx);
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io.in.dest_port = state->wins_port;
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io.in.dest_addr = state->wins_server;
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io.in.address = state->my_ip;
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io.in.nb_flags = NBT_NODE_H;
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io.in.broadcast = false;
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io.in.timeout = 2;
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io.in.retries = 1;
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req = nbt_name_release_send(nbtsock, &io);
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req->async.fn = release_handler;
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req->async.private_data = istate;
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talloc_free(tmp_ctx);
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}
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static void query_handler(struct nbt_name_request *req)
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{
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struct idx_state *istate = talloc_get_type(req->async.private_data, struct idx_state);
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struct wins_state *state = istate->state;
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struct nbt_name_query io;
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NTSTATUS status;
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status = nbt_name_query_recv(req, istate, &io);
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if (!NT_STATUS_IS_OK(status) && state->registered[istate->idx]) {
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state->fail_count++;
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} else {
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state->pass_count++;
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}
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talloc_free(istate);
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}
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/*
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generate a name query
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*/
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static void generate_query(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
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{
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struct nbt_name_query io;
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TALLOC_CTX *tmp_ctx = talloc_new(state);
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struct nbt_name_request *req;
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struct idx_state *istate;
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istate = talloc(nbtsock, struct idx_state);
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istate->idx = idx;
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istate->state = state;
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io.in.name = generate_name(tmp_ctx, idx);
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io.in.dest_addr = state->wins_server;
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io.in.dest_port = state->wins_port;
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io.in.broadcast = false;
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io.in.wins_lookup = true;
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io.in.timeout = 2;
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io.in.retries = 1;
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req = nbt_name_query_send(nbtsock, &io);
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req->async.fn = query_handler;
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req->async.private_data = istate;
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talloc_free(tmp_ctx);
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}
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/*
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generate one WINS request
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*/
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static void generate_request(struct nbt_name_socket *nbtsock, struct wins_state *state, int idx)
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{
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if (random() % 5 == 0) {
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generate_register(nbtsock, state, idx);
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return;
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}
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if (random() % 20 == 0) {
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generate_release(nbtsock, state, idx);
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return;
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}
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generate_query(nbtsock, state, idx);
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}
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/*
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benchmark simple name queries
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*/
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static bool bench_wins(struct torture_context *tctx)
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{
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struct nbt_name_socket *nbtsock = nbt_name_socket_init(tctx, tctx->ev, lp_iconv_convenience(tctx->lp_ctx));
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int num_sent=0;
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struct timeval tv = timeval_current();
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bool ret = true;
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int timelimit = torture_setting_int(tctx, "timelimit", 5);
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struct wins_state *state;
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extern int torture_entries;
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struct socket_address *my_ip;
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struct nbt_name name;
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const char *address;
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struct interface *ifaces;
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if (!torture_nbt_get_name(tctx, &name, &address))
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return false;
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state = talloc_zero(nbtsock, struct wins_state);
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state->num_names = torture_entries;
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state->registered = talloc_zero_array(state, bool, state->num_names);
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state->wins_server = address;
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state->wins_port = lp_nbt_port(tctx->lp_ctx);
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load_interfaces(tctx, lp_interfaces(tctx->lp_ctx), &ifaces);
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state->my_ip = talloc_strdup(tctx, iface_best_ip(ifaces, address));
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state->ttl = timelimit;
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my_ip = socket_address_from_strings(nbtsock, nbtsock->sock->backend_name,
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state->my_ip, 0);
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socket_listen(nbtsock->sock, my_ip, 0, 0);
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torture_comment(tctx, "Running for %d seconds\n", timelimit);
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while (timeval_elapsed(&tv) < timelimit) {
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while (num_sent - (state->pass_count+state->fail_count) < 10) {
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generate_request(nbtsock, state, num_sent % state->num_names);
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num_sent++;
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if (num_sent % 50 == 0) {
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if (torture_setting_bool(tctx, "progress", true)) {
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torture_comment(tctx, "%.1f queries per second (%d failures) \r",
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state->pass_count / timeval_elapsed(&tv),
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state->fail_count);
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fflush(stdout);
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}
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}
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}
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event_loop_once(nbtsock->event_ctx);
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}
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while (num_sent != (state->pass_count + state->fail_count)) {
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event_loop_once(nbtsock->event_ctx);
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}
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torture_comment(tctx, "%.1f queries per second (%d failures) \n",
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state->pass_count / timeval_elapsed(&tv),
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state->fail_count);
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talloc_free(nbtsock);
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return ret;
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}
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/*
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benchmark how fast a WINS server can respond to a mixture of
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registration/refresh/release and name query requests
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*/
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struct torture_suite *torture_bench_wins(TALLOC_CTX *mem_ctx)
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{
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struct torture_suite *suite = torture_suite_create(mem_ctx,
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"BENCH-WINS");
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torture_suite_add_simple_test(suite, "wins", bench_wins);
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return suite;
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}
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