1/* 2 Unix SMB/CIFS implementation. 3 4 local testing of socket routines. 5 6 Copyright (C) Andrew Tridgell 2005 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. 20*/ 21 22#include "includes.h" 23#include "lib/socket/socket.h" 24#include "lib/events/events.h" 25#include "system/network.h" 26#include "lib/socket/netif.h" 27#include "torture/torture.h" 28#include "param/param.h" 29#include "libcli/resolve/resolve.h" 30 31/** 32 basic testing of udp routines 33*/ 34static bool test_udp(struct torture_context *tctx) 35{ 36 struct socket_context *sock1, *sock2; 37 NTSTATUS status; 38 struct socket_address *srv_addr, *from_addr, *localhost; 39 size_t size = 100 + (random() % 100); 40 DATA_BLOB blob, blob2; 41 size_t sent, nread; 42 TALLOC_CTX *mem_ctx = tctx; 43 struct interface *ifaces; 44 45 load_interfaces(tctx, lp_interfaces(tctx->lp_ctx), &ifaces); 46 47 status = socket_create("ip", SOCKET_TYPE_DGRAM, &sock1, 0); 48 torture_assert_ntstatus_ok(tctx, status, "creating DGRAM IP socket 1"); 49 talloc_steal(mem_ctx, sock1); 50 51 status = socket_create("ip", SOCKET_TYPE_DGRAM, &sock2, 0); 52 torture_assert_ntstatus_ok(tctx, status, "creating DGRAM IP socket 1"); 53 talloc_steal(mem_ctx, sock2); 54 55 localhost = socket_address_from_strings(sock1, sock1->backend_name, 56 iface_best_ip(ifaces, "127.0.0.1"), 0); 57 58 torture_assert(tctx, localhost, "Localhost not found"); 59 60 status = socket_listen(sock1, localhost, 0, 0); 61 torture_assert_ntstatus_ok(tctx, status, "listen on socket 1"); 62 63 srv_addr = socket_get_my_addr(sock1, mem_ctx); 64 torture_assert(tctx, srv_addr != NULL && 65 strcmp(srv_addr->addr, iface_best_ip(ifaces, "127.0.0.1")) == 0, 66 talloc_asprintf(tctx, 67 "Expected server address of %s but got %s", 68 iface_best_ip(ifaces, "127.0.0.1"), srv_addr ? srv_addr->addr : NULL)); 69 70 torture_comment(tctx, "server port is %d\n", srv_addr->port); 71 72 blob = data_blob_talloc(mem_ctx, NULL, size); 73 blob2 = data_blob_talloc(mem_ctx, NULL, size); 74 generate_random_buffer(blob.data, blob.length); 75 76 sent = size; 77 status = socket_sendto(sock2, &blob, &sent, srv_addr); 78 torture_assert_ntstatus_ok(tctx, status, "sendto() on socket 2"); 79 80 status = socket_recvfrom(sock1, blob2.data, size, &nread, 81 sock1, &from_addr); 82 torture_assert_ntstatus_ok(tctx, status, "recvfrom() on socket 1"); 83 84 torture_assert_str_equal(tctx, from_addr->addr, srv_addr->addr, 85 "different address"); 86 87 torture_assert_int_equal(tctx, nread, size, "Unexpected recvfrom size"); 88 89 torture_assert_mem_equal(tctx, blob2.data, blob.data, size, 90 "Bad data in recvfrom"); 91 92 generate_random_buffer(blob.data, blob.length); 93 status = socket_sendto(sock1, &blob, &sent, from_addr); 94 torture_assert_ntstatus_ok(tctx, status, "sendto() on socket 1"); 95 96 status = socket_recvfrom(sock2, blob2.data, size, &nread, 97 sock2, &from_addr); 98 torture_assert_ntstatus_ok(tctx, status, "recvfrom() on socket 2"); 99 torture_assert_str_equal(tctx, from_addr->addr, srv_addr->addr, 100 "Unexpected recvfrom addr"); 101 102 torture_assert_int_equal(tctx, nread, size, "Unexpected recvfrom size"); 103 104 torture_assert_int_equal(tctx, from_addr->port, srv_addr->port, 105 "Unexpected recvfrom port"); 106 107 torture_assert_mem_equal(tctx, blob2.data, blob.data, size, 108 "Bad data in recvfrom"); 109 110 talloc_free(sock1); 111 talloc_free(sock2); 112 return true; 113} 114 115/* 116 basic testing of tcp routines 117*/ 118static bool test_tcp(struct torture_context *tctx) 119{ 120 struct socket_context *sock1, *sock2, *sock3; 121 NTSTATUS status; 122 struct socket_address *srv_addr, *from_addr, *localhost; 123 size_t size = 100 + (random() % 100); 124 DATA_BLOB blob, blob2; 125 size_t sent, nread; 126 TALLOC_CTX *mem_ctx = tctx; 127 struct tevent_context *ev = tctx->ev; 128 struct interface *ifaces; 129 130 status = socket_create("ip", SOCKET_TYPE_STREAM, &sock1, 0); 131 torture_assert_ntstatus_ok(tctx, status, "creating IP stream socket 1"); 132 talloc_steal(mem_ctx, sock1); 133 134 status = socket_create("ip", SOCKET_TYPE_STREAM, &sock2, 0); 135 torture_assert_ntstatus_ok(tctx, status, "creating IP stream socket 1"); 136 talloc_steal(mem_ctx, sock2); 137 138 load_interfaces(tctx, lp_interfaces(tctx->lp_ctx), &ifaces); 139 localhost = socket_address_from_strings(sock1, sock1->backend_name, 140 iface_best_ip(ifaces, "127.0.0.1"), 0); 141 torture_assert(tctx, localhost, "Localhost not found"); 142 143 status = socket_listen(sock1, localhost, 0, 0); 144 torture_assert_ntstatus_ok(tctx, status, "listen on socket 1"); 145 146 srv_addr = socket_get_my_addr(sock1, mem_ctx); 147 torture_assert(tctx, srv_addr && srv_addr->addr, 148 "Unexpected socket_get_my_addr NULL\n"); 149 150 torture_assert_str_equal(tctx, srv_addr->addr, iface_best_ip(ifaces, "127.0.0.1"), 151 "Unexpected server address"); 152 153 torture_comment(tctx, "server port is %d\n", srv_addr->port); 154 155 status = socket_connect_ev(sock2, NULL, srv_addr, 0, ev); 156 torture_assert_ntstatus_ok(tctx, status, "connect() on socket 2"); 157 158 status = socket_accept(sock1, &sock3); 159 torture_assert_ntstatus_ok(tctx, status, "accept() on socket 1"); 160 talloc_steal(mem_ctx, sock3); 161 talloc_free(sock1); 162 163 blob = data_blob_talloc(mem_ctx, NULL, size); 164 blob2 = data_blob_talloc(mem_ctx, NULL, size); 165 generate_random_buffer(blob.data, blob.length); 166 167 sent = size; 168 status = socket_send(sock2, &blob, &sent); 169 torture_assert_ntstatus_ok(tctx, status, "send() on socket 2"); 170 171 status = socket_recv(sock3, blob2.data, size, &nread); 172 torture_assert_ntstatus_ok(tctx, status, "recv() on socket 3"); 173 174 from_addr = socket_get_peer_addr(sock3, mem_ctx); 175 176 torture_assert(tctx, from_addr && from_addr->addr, 177 "Unexpected recvfrom addr NULL"); 178 179 torture_assert_str_equal(tctx, from_addr->addr, srv_addr->addr, 180 "Unexpected recvfrom addr"); 181 182 torture_assert_int_equal(tctx, nread, size, "Unexpected recvfrom size"); 183 184 torture_assert_mem_equal(tctx, blob2.data, blob.data, size, 185 "Bad data in recv"); 186 return true; 187} 188 189struct torture_suite *torture_local_socket(TALLOC_CTX *mem_ctx) 190{ 191 struct torture_suite *suite = torture_suite_create(mem_ctx, 192 "SOCKET"); 193 194 torture_suite_add_simple_test(suite, "udp", test_udp); 195 torture_suite_add_simple_test(suite, "tcp", test_tcp); 196 197 return suite; 198} 199