aboutsummaryrefslogtreecommitdiff
path: root/tests/client/torture_connect.c
blob: 45e32b4c093c0231f5b7b76ec1fa8f49d1d3e899 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
/*
 * This file is part of the SSH Library
 *
 * Copyright (c) 2010 by Aris Adamantiadis
 *
 * The SSH Library is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or (at your
 * option) any later version.
 *
 * The SSH Library 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 Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the SSH Library; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
 * MA 02111-1307, USA.
 */

#define LIBSSH_STATIC

#include "torture.h"
#include <libssh/libssh.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif /* HAVE_SYS_TIME_H */
#include <arpa/inet.h>
#include <netinet/in.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <errno.h>
#include <pwd.h>

/* Should work until Apnic decides to assign it :) */
#define BLACKHOLE "1.1.1.1"

static int sshd_setup(void **state)
{
    torture_setup_sshd_server(state);

    return 0;
}

static int sshd_teardown(void **state) {
    torture_teardown_sshd_server(state);

    return 0;
}

static int session_setup(void **state)
{
    struct torture_state *s = *state;
    int verbosity = torture_libssh_verbosity();
    struct passwd *pwd;
    int rc;

    pwd = getpwnam("bob");
    assert_non_null(pwd);

    rc = setuid(pwd->pw_uid);
    assert_return_code(rc, errno);

    s->ssh.session = ssh_new();
    assert_non_null(s->ssh.session);

    ssh_options_set(s->ssh.session, SSH_OPTIONS_LOG_VERBOSITY, &verbosity);

    return 0;
}

static int session_teardown(void **state)
{
    struct torture_state *s = *state;

    ssh_disconnect(s->ssh.session);
    ssh_free(s->ssh.session);

    return 0;
}

static void torture_connect_nonblocking(void **state) {
    struct torture_state *s = *state;
    ssh_session session = s->ssh.session;
    int rc;

    rc = ssh_options_set(session, SSH_OPTIONS_HOST, TORTURE_SSH_SERVER);
    assert_true(rc == SSH_OK);
    ssh_set_blocking(session,0);

    do {
        rc = ssh_connect(session);
        assert_true(rc != SSH_ERROR);
    } while(rc == SSH_AGAIN);

    assert_true(rc == SSH_OK);
}

#if 0 /* This does not work with socket_wrapper */
static void torture_connect_timeout(void **state) {
    struct torture_state *s = *state;
    ssh_session session = s->ssh.session;
    struct timeval before, after;
    int rc;
    long timeout = 2;
    time_t sec;
    suseconds_t usec;

    rc = ssh_options_set(session, SSH_OPTIONS_HOST, BLACKHOLE);
    assert_true(rc == SSH_OK);
    rc = ssh_options_set(session, SSH_OPTIONS_TIMEOUT, &timeout);
    assert_true(rc == SSH_OK);

    rc = gettimeofday(&before, NULL);
    assert_true(rc == 0);
    rc = ssh_connect(session);
    assert_true(rc == SSH_ERROR);
    rc = gettimeofday(&after, NULL);
    assert_true(rc == 0);
    sec = after.tv_sec - before.tv_sec;
    usec = after.tv_usec - before.tv_usec;
    /* Borrow a second for the missing usecs, but don't bother calculating */
    if (usec < 0)
      sec--;
    assert_in_range(sec, 1, 3);
}
#endif

static void torture_connect_double(void **state) {
    struct torture_state *s = *state;
    ssh_session session = s->ssh.session;

    int rc;

    rc = ssh_options_set(session, SSH_OPTIONS_HOST, TORTURE_SSH_SERVER);
    assert_true(rc == SSH_OK);
    rc = ssh_connect(session);
    assert_true(rc == SSH_OK);
    ssh_disconnect(session);

    rc = ssh_connect(session);
    assert_true(rc == SSH_OK);
}

static void torture_connect_failure(void **state) {
    /*
     * The intent of this test is to check that a fresh
     * ssh_new/ssh_disconnect/ssh_free sequence doesn't crash/leak
     * and the behavior of a double ssh_disconnect
     */
    struct torture_state *s = *state;
    ssh_session session = s->ssh.session;

    ssh_disconnect(session);
}

static void torture_connect_socket(void **state) {
    struct torture_state *s = *state;
    ssh_session session = s->ssh.session;

    int rc;
    int sock_fd = 0;
    struct sockaddr_in server_addr;

    sock_fd = socket(AF_INET, SOCK_STREAM, 0);
    assert_true(sock_fd > 0);

    server_addr.sin_family = AF_INET;
    server_addr.sin_port = htons(22);
    server_addr.sin_addr.s_addr = inet_addr(TORTURE_SSH_SERVER);

    rc = connect(sock_fd, (struct sockaddr *)&server_addr, sizeof(server_addr));
    assert_true(rc == 0);

    ssh_options_set(session, SSH_OPTIONS_FD, &sock_fd);

    rc = ssh_connect(session);
    assert_true(rc == SSH_OK);
}

int torture_run_tests(void) {
    int rc;
    struct CMUnitTest tests[] = {
        cmocka_unit_test_setup_teardown(torture_connect_nonblocking, session_setup, session_teardown),
        cmocka_unit_test_setup_teardown(torture_connect_double, session_setup, session_teardown),
        cmocka_unit_test_setup_teardown(torture_connect_failure, session_setup, session_teardown),
#if 0
        cmocka_unit_test_setup_teardown(torture_connect_timeout, session_setup, session_teardown),
#endif
        cmocka_unit_test_setup_teardown(torture_connect_socket, session_setup, session_teardown),
    };

    ssh_init();

    torture_filter_tests(tests);
    rc = cmocka_run_group_tests(tests, sshd_setup, sshd_teardown);

    ssh_finalize();
    return rc;
}