1 /* Copyright (C) 2010 Nils Carlson
3 * This library is free software; you can redistribute it and/or
4 * modify it under the terms of the GNU Lesser General Public
5 * License as published by the Free Software Foundation; either
6 * version 2.1 of the License, or (at your option) any later version.
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * Lesser General Public License for more details.
13 * You should have received a copy of the GNU Lesser General Public
14 * License along with this library; if not, write to the Free Software
15 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 /* Simple function tests for ustctl */
22 #include <sys/types.h>
27 #include <ust/marker.h>
28 #include <ust/ustctl.h>
32 static void ustctl_function_tests(pid_t pid
)
35 unsigned int subbuf_size
, subbuf_num
;
36 unsigned int new_subbuf_size
, new_subbuf_num
;
37 struct ust_marker_status
*marker_status
, *ms_ptr
;
38 char *old_socket_path
, *new_socket_path
;
39 char *tmp_ustd_socket
= "/tmp/tmp_ustd_socket";
42 printf("Connecting to pid %d\n", pid
);
44 sock
= ustctl_connect_pid(pid
);
45 tap_ok(sock
> 0, "ustctl_connect_pid");
47 /* marker status array functions */
48 result
= ustctl_get_cmsf(sock
, &marker_status
);
49 tap_ok(!result
, "ustctl_get_cmsf");
52 for (ms_ptr
= marker_status
; ms_ptr
->channel
; ms_ptr
++) {
53 if (!strcmp(ms_ptr
->channel
, "ust") &&
54 !strcmp(ms_ptr
->ust_marker
, "bar")) {
58 tap_ok(result
, "Found channel \"ust\", marker \"bar\"");
60 tap_ok(!ustctl_free_cmsf(marker_status
), "ustctl_free_cmsf");
62 /* Get and set the socket path */
63 tap_ok(!ustctl_get_sock_path(sock
, &old_socket_path
),
64 "ustctl_get_sock_path");
66 printf("Socket path: %s\n", old_socket_path
);
68 tap_ok(!ustctl_set_sock_path(sock
, tmp_ustd_socket
),
69 "ustctl_set_sock_path - set a new path");
71 tap_ok(!ustctl_get_sock_path(sock
, &new_socket_path
),
72 "ustctl_get_sock_path - get the new path");
74 tap_ok(!strcmp(new_socket_path
, tmp_ustd_socket
),
75 "Compare the set path and the retrieved path");
77 free(new_socket_path
);
79 tap_ok(!ustctl_set_sock_path(sock
, old_socket_path
),
80 "Reset the socket path");
82 free(old_socket_path
);
84 /* Enable, disable markers */
85 tap_ok(!ustctl_set_ust_marker_state(sock
, trace
, "ust", "bar", 1),
86 "ustctl_set_ust_marker_state - existing marker ust bar");
88 /* Create and allocate a trace */
89 tap_ok(!ustctl_create_trace(sock
, trace
), "ustctl_create_trace");
91 tap_ok(!ustctl_alloc_trace(sock
, trace
), "ustctl_alloc_trace");
93 /* Get subbuf size and number */
94 subbuf_num
= ustctl_get_subbuf_num(sock
, trace
, "ust");
95 tap_ok(subbuf_num
> 0, "ustctl_get_subbuf_num - %d sub-buffers",
98 subbuf_size
= ustctl_get_subbuf_size(sock
, trace
, "ust");
99 tap_ok(subbuf_size
, "ustctl_get_subbuf_size - sub-buffer size is %d",
102 /* Start the trace */
103 tap_ok(!ustctl_start_trace(sock
, trace
), "ustctl_start_trace");
106 /* Stop the trace and destroy it*/
107 tap_ok(!ustctl_stop_trace(sock
, trace
), "ustctl_stop_trace");
109 tap_ok(!ustctl_destroy_trace(sock
, trace
), "ustctl_destroy_trace");
111 /* Create a new trace */
112 tap_ok(!ustctl_create_trace(sock
, trace
), "ustctl_create_trace - create a new trace");
114 printf("Setting new subbufer number and sizes (doubling)\n");
115 new_subbuf_num
= 2 * subbuf_num
;
116 new_subbuf_size
= 2 * subbuf_size
;
118 tap_ok(!ustctl_set_subbuf_num(sock
, trace
, "ust", new_subbuf_num
),
119 "ustctl_set_subbuf_num");
121 tap_ok(!ustctl_set_subbuf_size(sock
, trace
, "ust", new_subbuf_size
),
122 "ustctl_set_subbuf_size");
125 /* Allocate the new trace */
126 tap_ok(!ustctl_alloc_trace(sock
, trace
), "ustctl_alloc_trace - allocate the new trace");
129 /* Get subbuf size and number and compare with what was set */
130 subbuf_num
= ustctl_get_subbuf_num(sock
, trace
, "ust");
132 subbuf_size
= ustctl_get_subbuf_size(sock
, trace
, "ust");
134 tap_ok(subbuf_num
== new_subbuf_num
, "Set a new subbuf number, %d == %d",
135 subbuf_num
, new_subbuf_num
);
138 result
= ustctl_get_subbuf_size(sock
, trace
, "ust");
139 tap_ok(subbuf_size
== new_subbuf_size
, "Set a new subbuf size, %d == %d",
140 subbuf_size
, new_subbuf_size
);
142 tap_ok(!ustctl_destroy_trace(sock
, trace
), "ustctl_destroy_trace - without ever starting");
145 * Activate a non-existent marker, this should be possible as the marker
146 * can be loaded at a later time.
148 tap_ok(ustctl_set_ust_marker_state(sock
, trace
, "ustl", "blar", 1) == 0,
149 "Enable non-existent marker ustl blar");
151 printf("##### Tests that definetly should work are completed #####\n");
152 printf("############## Start expected failure cases ##############\n");
154 tap_ok(ustctl_set_ust_marker_state(sock
, trace
, "ust","bar", 1),
155 "Enable already enabled marker ust/bar");
157 tap_ok(EEXIST
== errno
,
158 "Right error code for enabling an already enabled marker");
160 tap_ok(ustctl_start_trace(sock
, trace
),
161 "Start a non-existent trace");
163 tap_ok(ustctl_destroy_trace(sock
, trace
),
164 "Destroy non-existent trace");
166 exit(tap_status() ? EXIT_FAILURE
: EXIT_SUCCESS
);
170 int main(int argc
, char **argv
)
173 pid_t parent_pid
, child_pid
;
177 printf("Function tests for ustctl\n");
179 parent_pid
= getpid();
182 for(i
=0; i
<10; i
++) {
183 ust_marker(bar
, "str %s", "FOOBAZ");
184 ust_marker(bar2
, "number1 %d number2 %d", 53, 9800);
190 ustctl_function_tests(parent_pid
);
193 exit(status
? EXIT_FAILURE
: EXIT_SUCCESS
);
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