1/*
2 Copyright (c) 2007-2017 Contributors as noted in the AUTHORS file
3
4 This file is part of libzmq, the ZeroMQ core engine in C++.
5
6 libzmq is free software; you can redistribute it and/or modify it under
7 the terms of the GNU Lesser General Public License (LGPL) as published
8 by the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 As a special exception, the Contributors give you permission to link
12 this library with independent modules to produce an executable,
13 regardless of the license terms of these independent modules, and to
14 copy and distribute the resulting executable under terms of your choice,
15 provided that you also meet, for each linked independent module, the
16 terms and conditions of the license of that module. An independent
17 module is a module which is not derived from or based on this library.
18 If you modify this library, you must extend this exception to your
19 version of the library.
20
21 libzmq is distributed in the hope that it will be useful, but WITHOUT
22 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
23 FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
24 License for more details.
25
26 You should have received a copy of the GNU Lesser General Public License
27 along with this program. If not, see <http://www.gnu.org/licenses/>.
28*/
29
30#ifndef __TESTUTIL_SECURITY_HPP_INCLUDED__
31#define __TESTUTIL_SECURITY_HPP_INCLUDED__
32
33#include "testutil_unity.hpp"
34#include "testutil_monitoring.hpp"
35
36// security test utils
37
38typedef void(socket_config_fn) (void *, void *);
39
40// NULL specific functions
41void socket_config_null_client (void *server_, void *server_secret_);
42
43void socket_config_null_server (void *server_, void *server_secret_);
44
45// PLAIN specific functions
46void socket_config_plain_client (void *server_, void *server_secret_);
47
48void socket_config_plain_server (void *server_, void *server_secret_);
49
50// CURVE specific functions
51
52// We'll generate random test keys at startup
53extern char valid_client_public[41];
54extern char valid_client_secret[41];
55extern char valid_server_public[41];
56extern char valid_server_secret[41];
57
58void setup_testutil_security_curve ();
59
60void socket_config_curve_server (void *server_, void *server_secret_);
61
62struct curve_client_data_t
63{
64 const char *server_public;
65 const char *client_public;
66 const char *client_secret;
67};
68
69void socket_config_curve_client (void *client_, void *data_);
70
71// --------------------------------------------------------------------------
72// This methods receives and validates ZAP requests (allowing or denying
73// each client connection).
74
75enum zap_protocol_t
76{
77 zap_ok,
78 // ZAP-compliant non-standard cases
79 zap_status_temporary_failure,
80 zap_status_internal_error,
81 // ZAP protocol errors
82 zap_wrong_version,
83 zap_wrong_request_id,
84 zap_status_invalid,
85 zap_too_many_parts,
86 zap_disconnect,
87 zap_do_not_recv,
88 zap_do_not_send
89};
90
91extern void *zap_requests_handled;
92
93void zap_handler_generic (zap_protocol_t zap_protocol_,
94 const char *expected_routing_id_ = "IDENT");
95
96void zap_handler (void * /*unused_*/);
97
98// Security-specific monitor event utilities
99
100// assert_* are macros rather than functions, to allow assertion failures be
101// attributed to the causing source code line
102#define assert_no_more_monitor_events_with_timeout(monitor, timeout) \
103 { \
104 int event_count = 0; \
105 int event, err; \
106 while ((event = get_monitor_event_with_timeout ((monitor), &err, NULL, \
107 (timeout))) \
108 != -1) { \
109 if (event == ZMQ_EVENT_HANDSHAKE_FAILED_NO_DETAIL \
110 && (err == EPIPE || err == ECONNRESET \
111 || err == ECONNABORTED)) { \
112 fprintf (stderr, \
113 "Ignored event (skipping any further events): %x " \
114 "(err = %i == %s)\n", \
115 event, err, zmq_strerror (err)); \
116 continue; \
117 } \
118 ++event_count; \
119 /* TODO write this into a buffer and attach to the assertion msg below */ \
120 print_unexpected_event_stderr (event, err, 0, 0); \
121 } \
122 TEST_ASSERT_EQUAL_INT (0, event_count); \
123 }
124
125void setup_context_and_server_side (
126 void **zap_control_,
127 void **zap_thread_,
128 void **server_,
129 void **server_mon_,
130 char *my_endpoint_,
131 zmq_thread_fn zap_handler_ = &zap_handler,
132 socket_config_fn socket_config_ = &socket_config_curve_server,
133 void *socket_config_data_ = valid_server_secret,
134 const char *routing_id_ = "IDENT");
135
136void shutdown_context_and_server_side (void *zap_thread_,
137 void *server_,
138 void *server_mon_,
139 void *zap_control_,
140 bool zap_handler_stopped_ = false);
141
142void *create_and_connect_client (char *my_endpoint_,
143 socket_config_fn socket_config_,
144 void *socket_config_data_,
145 void **client_mon_ = NULL);
146
147void expect_new_client_bounce_fail (char *my_endpoint_,
148 void *server_,
149 socket_config_fn socket_config_,
150 void *socket_config_data_,
151 void **client_mon_ = NULL,
152 int expected_client_event_ = 0,
153 int expected_client_value_ = 0);
154
155#endif
156