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 2 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, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 */
22
23 #include "includes.h"
24 #include "lib/socket/socket.h"
25 #include "lib/events/events.h"
26 #include "system/network.h"
27 #include "lib/socket/netif.h"
28 #include "torture/torture.h"
29
30 /*
31 basic testing of udp routines
32 */
test_udp(struct torture_context * tctx)33 static bool test_udp(struct torture_context *tctx)
34 {
35 struct socket_context *sock1, *sock2;
36 NTSTATUS status;
37 struct socket_address *srv_addr, *from_addr, *localhost;
38 size_t size = 100 + (random() % 100);
39 DATA_BLOB blob, blob2;
40 size_t sent, nread;
41 TALLOC_CTX *mem_ctx = tctx;
42
43 status = socket_create("ip", SOCKET_TYPE_DGRAM, &sock1, 0);
44 torture_assert_ntstatus_ok(tctx, status, "creating DGRAM IP socket 1");
45 talloc_steal(mem_ctx, sock1);
46
47 status = socket_create("ip", SOCKET_TYPE_DGRAM, &sock2, 0);
48 torture_assert_ntstatus_ok(tctx, status, "creating DGRAM IP socket 1");
49 talloc_steal(mem_ctx, sock2);
50
51 localhost = socket_address_from_strings(sock1, sock1->backend_name,
52 iface_best_ip("127.0.0.1"), 0);
53
54 torture_assert(tctx, localhost, "Localhost not found");
55
56 status = socket_listen(sock1, localhost, 0, 0);
57 torture_assert_ntstatus_ok(tctx, status, "listen on socket 1");
58
59 srv_addr = socket_get_my_addr(sock1, mem_ctx);
60 torture_assert(tctx, srv_addr != NULL && strcmp(srv_addr->addr, iface_best_ip("127.0.0.1")) == 0,
61 talloc_asprintf(tctx,
62 "Expected server address of %s but got %s",
63 iface_best_ip("127.0.0.1"), srv_addr ? srv_addr->addr : NULL));
64
65 torture_comment(tctx, "server port is %d\n", srv_addr->port);
66
67 blob = data_blob_talloc(mem_ctx, NULL, size);
68 blob2 = data_blob_talloc(mem_ctx, NULL, size);
69 generate_random_buffer(blob.data, blob.length);
70
71 sent = size;
72 status = socket_sendto(sock2, &blob, &sent, srv_addr);
73 torture_assert_ntstatus_ok(tctx, status, "sendto() on socket 2");
74
75 status = socket_recvfrom(sock1, blob2.data, size, &nread,
76 sock1, &from_addr);
77 torture_assert_ntstatus_ok(tctx, status, "recvfrom() on socket 1");
78
79 torture_assert_str_equal(tctx, from_addr->addr, srv_addr->addr,
80 "different address");
81
82 torture_assert_int_equal(tctx, nread, size, "Unexpected recvfrom size");
83
84 torture_assert(tctx, memcmp(blob2.data, blob.data, size) == 0,
85 "Bad data in recvfrom");
86
87 generate_random_buffer(blob.data, blob.length);
88 status = socket_sendto(sock1, &blob, &sent, from_addr);
89 torture_assert_ntstatus_ok(tctx, status, "sendto() on socket 1");
90
91 status = socket_recvfrom(sock2, blob2.data, size, &nread,
92 sock2, &from_addr);
93 torture_assert_ntstatus_ok(tctx, status, "recvfrom() on socket 2");
94 torture_assert_str_equal(tctx, from_addr->addr, srv_addr->addr,
95 "Unexpected recvfrom addr");
96
97 torture_assert_int_equal(tctx, nread, size, "Unexpected recvfrom size");
98
99 torture_assert_int_equal(tctx, from_addr->port, srv_addr->port,
100 "Unexpected recvfrom port");
101
102 torture_assert(tctx, memcmp(blob2.data, blob.data, size) == 0,
103 "Bad data in recvfrom");
104
105 talloc_free(sock1);
106 talloc_free(sock2);
107 return true;
108 }
109
110 /*
111 basic testing of tcp routines
112 */
test_tcp(struct torture_context * tctx)113 static bool test_tcp(struct torture_context *tctx)
114 {
115 struct socket_context *sock1, *sock2, *sock3;
116 NTSTATUS status;
117 struct socket_address *srv_addr, *from_addr, *localhost;
118 size_t size = 100 + (random() % 100);
119 DATA_BLOB blob, blob2;
120 size_t sent, nread;
121 TALLOC_CTX *mem_ctx = tctx;
122 struct event_context *ev = event_context_init(mem_ctx);
123
124 status = socket_create("ip", SOCKET_TYPE_STREAM, &sock1, 0);
125 torture_assert_ntstatus_ok(tctx, status, "creating IP stream socket 1");
126 talloc_steal(mem_ctx, sock1);
127
128 status = socket_create("ip", SOCKET_TYPE_STREAM, &sock2, 0);
129 torture_assert_ntstatus_ok(tctx, status, "creating IP stream socket 1");
130 talloc_steal(mem_ctx, sock2);
131
132 localhost = socket_address_from_strings(sock1, sock1->backend_name,
133 iface_best_ip("127.0.0.1"), 0);
134 torture_assert(tctx, localhost, "Localhost not found");
135
136 status = socket_listen(sock1, localhost, 0, 0);
137 torture_assert_ntstatus_ok(tctx, status, "listen on socket 1");
138
139 srv_addr = socket_get_my_addr(sock1, mem_ctx);
140 torture_assert(tctx, srv_addr && srv_addr->addr,
141 "Unexpected socket_get_my_addr NULL\n");
142
143 torture_assert_str_equal(tctx, srv_addr->addr, iface_best_ip("127.0.0.1"),
144 "Unexpected server address");
145
146 torture_comment(tctx, "server port is %d\n", srv_addr->port);
147
148 status = socket_connect_ev(sock2, NULL, srv_addr, 0, ev);
149 torture_assert_ntstatus_ok(tctx, status, "connect() on socket 2");
150
151 status = socket_accept(sock1, &sock3);
152 torture_assert_ntstatus_ok(tctx, status, "accept() on socket 1");
153 talloc_steal(mem_ctx, sock3);
154 talloc_free(sock1);
155
156 blob = data_blob_talloc(mem_ctx, NULL, size);
157 blob2 = data_blob_talloc(mem_ctx, NULL, size);
158 generate_random_buffer(blob.data, blob.length);
159
160 sent = size;
161 status = socket_send(sock2, &blob, &sent);
162 torture_assert_ntstatus_ok(tctx, status, "send() on socket 2");
163
164 status = socket_recv(sock3, blob2.data, size, &nread);
165 torture_assert_ntstatus_ok(tctx, status, "recv() on socket 3");
166
167 from_addr = socket_get_peer_addr(sock3, mem_ctx);
168
169 torture_assert(tctx, from_addr && from_addr->addr,
170 "Unexpected recvfrom addr NULL");
171
172 torture_assert_str_equal(tctx, from_addr->addr, srv_addr->addr,
173 "Unexpected recvfrom addr");
174
175 torture_assert_int_equal(tctx, nread, size, "Unexpected recvfrom size");
176
177 torture_assert(tctx, memcmp(blob2.data, blob.data, size) == 0,
178 "Bad data in recv");
179 return true;
180 }
181
torture_local_socket(TALLOC_CTX * mem_ctx)182 struct torture_suite *torture_local_socket(TALLOC_CTX *mem_ctx)
183 {
184 struct torture_suite *suite = torture_suite_create(mem_ctx,
185 "SOCKET");
186
187 torture_suite_add_simple_test(suite, "udp", test_udp);
188 torture_suite_add_simple_test(suite, "tcp", test_tcp);
189
190 return suite;
191 }
192