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48beefc9 NC |
1 | /* Copyright (C) 2010 Nils Carlson |
2 | * | |
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. | |
7 | * | |
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. | |
12 | * | |
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 | |
16 | */ | |
17 | ||
2298f329 | 18 | /* Simple function tests for ustctl */ |
48beefc9 NC |
19 | |
20 | #include <stdio.h> | |
21 | #include <unistd.h> | |
22 | #include <sys/types.h> | |
fbae86d6 | 23 | #include <sys/wait.h> |
6678d7dd | 24 | #include <errno.h> |
48beefc9 NC |
25 | |
26 | #include <ust/marker.h> | |
2298f329 | 27 | #include <ust/ustctl.h> |
48beefc9 NC |
28 | |
29 | #include "tap.h" | |
30 | ||
2298f329 | 31 | static void ustctl_function_tests(pid_t pid) |
48beefc9 | 32 | { |
8b26d56b | 33 | int result, sock; |
48beefc9 NC |
34 | unsigned int subbuf_size, subbuf_num; |
35 | unsigned int new_subbuf_size, new_subbuf_num; | |
36 | struct marker_status *marker_status, *ms_ptr; | |
37 | char *old_socket_path, *new_socket_path; | |
38 | char *tmp_ustd_socket = "/tmp/tmp_ustd_socket"; | |
d89b8191 | 39 | char *trace = "auto"; |
48beefc9 NC |
40 | |
41 | printf("Connecting to pid %d\n", pid); | |
42 | ||
8b26d56b NC |
43 | sock = ustctl_connect_pid(pid); |
44 | tap_ok(sock > 0, "ustctl_connect_pid"); | |
45 | ||
48beefc9 | 46 | /* marker status array functions */ |
8b26d56b | 47 | result = ustctl_get_cmsf(sock, &marker_status); |
2298f329 | 48 | tap_ok(!result, "ustctl_get_cmsf"); |
48beefc9 NC |
49 | |
50 | result = 0; | |
51 | for (ms_ptr = marker_status; ms_ptr->channel; ms_ptr++) { | |
52 | if (!strcmp(ms_ptr->channel, "ust") && | |
53 | !strcmp(ms_ptr->marker, "bar")) { | |
54 | result = 1; | |
55 | } | |
56 | } | |
57 | tap_ok(result, "Found channel \"ust\", marker \"bar\""); | |
58 | ||
2298f329 | 59 | tap_ok(!ustctl_free_cmsf(marker_status), "ustctl_free_cmsf"); |
48beefc9 NC |
60 | |
61 | /* Get and set the socket path */ | |
8b26d56b | 62 | tap_ok(!ustctl_get_sock_path(sock, &old_socket_path), |
2298f329 | 63 | "ustctl_get_sock_path"); |
48beefc9 NC |
64 | |
65 | printf("Socket path: %s\n", old_socket_path); | |
66 | ||
8b26d56b | 67 | tap_ok(!ustctl_set_sock_path(sock, tmp_ustd_socket), |
2298f329 | 68 | "ustctl_set_sock_path - set a new path"); |
48beefc9 | 69 | |
8b26d56b | 70 | tap_ok(!ustctl_get_sock_path(sock, &new_socket_path), |
2298f329 | 71 | "ustctl_get_sock_path - get the new path"); |
48beefc9 NC |
72 | |
73 | tap_ok(!strcmp(new_socket_path, tmp_ustd_socket), | |
74 | "Compare the set path and the retrieved path"); | |
75 | ||
76 | free(new_socket_path); | |
77 | ||
8b26d56b | 78 | tap_ok(!ustctl_set_sock_path(sock, old_socket_path), |
48beefc9 NC |
79 | "Reset the socket path"); |
80 | ||
81 | free(old_socket_path); | |
82 | ||
83 | /* Enable, disable markers */ | |
8b26d56b | 84 | tap_ok(!ustctl_set_marker_state(sock, trace, "ust", "bar", 1), |
2298f329 | 85 | "ustctl_set_marker_state - existing marker ust bar"); |
48beefc9 NC |
86 | |
87 | /* Create and allocate a trace */ | |
8b26d56b | 88 | tap_ok(!ustctl_create_trace(sock, trace), "ustctl_create_trace"); |
48beefc9 | 89 | |
8b26d56b | 90 | tap_ok(!ustctl_alloc_trace(sock, trace), "ustctl_alloc_trace"); |
48beefc9 NC |
91 | |
92 | /* Get subbuf size and number */ | |
8b26d56b | 93 | subbuf_num = ustctl_get_subbuf_num(sock, trace, "ust"); |
2298f329 | 94 | tap_ok(subbuf_num > 0, "ustctl_get_subbuf_num - %d sub-buffers", |
48beefc9 NC |
95 | subbuf_num); |
96 | ||
8b26d56b | 97 | subbuf_size = ustctl_get_subbuf_size(sock, trace, "ust"); |
2298f329 | 98 | tap_ok(subbuf_size, "ustctl_get_subbuf_size - sub-buffer size is %d", |
48beefc9 NC |
99 | subbuf_size); |
100 | ||
101 | /* Start the trace */ | |
8b26d56b | 102 | tap_ok(!ustctl_start_trace(sock, trace), "ustctl_start_trace"); |
48beefc9 NC |
103 | |
104 | ||
105 | /* Stop the trace and destroy it*/ | |
8b26d56b | 106 | tap_ok(!ustctl_stop_trace(sock, trace), "ustctl_stop_trace"); |
48beefc9 | 107 | |
8b26d56b | 108 | tap_ok(!ustctl_destroy_trace(sock, trace), "ustctl_destroy_trace"); |
48beefc9 NC |
109 | |
110 | /* Create a new trace */ | |
8b26d56b | 111 | tap_ok(!ustctl_create_trace(sock, trace), "ustctl_create_trace - create a new trace"); |
48beefc9 NC |
112 | |
113 | printf("Setting new subbufer number and sizes (doubling)\n"); | |
114 | new_subbuf_num = 2 * subbuf_num; | |
115 | new_subbuf_size = 2 * subbuf_size; | |
116 | ||
8b26d56b | 117 | tap_ok(!ustctl_set_subbuf_num(sock, trace, "ust", new_subbuf_num), |
2298f329 | 118 | "ustctl_set_subbuf_num"); |
48beefc9 | 119 | |
8b26d56b | 120 | tap_ok(!ustctl_set_subbuf_size(sock, trace, "ust", new_subbuf_size), |
2298f329 | 121 | "ustctl_set_subbuf_size"); |
48beefc9 NC |
122 | |
123 | ||
124 | /* Allocate the new trace */ | |
8b26d56b | 125 | tap_ok(!ustctl_alloc_trace(sock, trace), "ustctl_alloc_trace - allocate the new trace"); |
48beefc9 NC |
126 | |
127 | ||
128 | /* Get subbuf size and number and compare with what was set */ | |
8b26d56b | 129 | subbuf_num = ustctl_get_subbuf_num(sock, trace, "ust"); |
48beefc9 | 130 | |
8b26d56b | 131 | subbuf_size = ustctl_get_subbuf_size(sock, trace, "ust"); |
48beefc9 NC |
132 | |
133 | tap_ok(subbuf_num == new_subbuf_num, "Set a new subbuf number, %d == %d", | |
134 | subbuf_num, new_subbuf_num); | |
135 | ||
136 | ||
8b26d56b | 137 | result = ustctl_get_subbuf_size(sock, trace, "ust"); |
48beefc9 NC |
138 | tap_ok(subbuf_size == new_subbuf_size, "Set a new subbuf size, %d == %d", |
139 | subbuf_size, new_subbuf_size); | |
140 | ||
8b26d56b | 141 | tap_ok(!ustctl_destroy_trace(sock, trace), "ustctl_destroy_trace - without ever starting"); |
48beefc9 | 142 | |
bc549f16 NC |
143 | /* |
144 | * Activate a non-existent marker, this should be possible as the marker | |
145 | * can be loaded at a later time. | |
146 | */ | |
8b26d56b | 147 | tap_ok(ustctl_set_marker_state(sock, trace, "ustl", "blar", 1) == 0, |
6678d7dd | 148 | "Enable non-existent marker ustl blar"); |
48beefc9 NC |
149 | |
150 | printf("##### Tests that definetly should work are completed #####\n"); | |
151 | printf("############## Start expected failure cases ##############\n"); | |
152 | ||
8b26d56b | 153 | tap_ok(ustctl_set_marker_state(sock, trace, "ust","bar", 1), |
48beefc9 | 154 | "Enable already enabled marker ust/bar"); |
8b26d56b | 155 | |
bc549f16 | 156 | tap_ok(EEXIST == errno, |
6678d7dd | 157 | "Right error code for enabling an already enabled marker"); |
48beefc9 | 158 | |
8b26d56b | 159 | tap_ok(ustctl_start_trace(sock, trace), |
48beefc9 NC |
160 | "Start a non-existent trace"); |
161 | ||
8b26d56b | 162 | tap_ok(ustctl_destroy_trace(sock, trace), |
48beefc9 NC |
163 | "Destroy non-existent trace"); |
164 | ||
165 | exit(tap_status() ? EXIT_FAILURE : EXIT_SUCCESS); | |
166 | ||
167 | } | |
168 | ||
fbae86d6 | 169 | int main(int argc, char **argv) |
48beefc9 | 170 | { |
fbae86d6 | 171 | int i, status; |
48beefc9 | 172 | pid_t parent_pid, child_pid; |
48beefc9 | 173 | |
8b26d56b | 174 | tap_plan(29); |
48beefc9 | 175 | |
2298f329 | 176 | printf("Function tests for ustctl\n"); |
48beefc9 NC |
177 | |
178 | parent_pid = getpid(); | |
179 | child_pid = fork(); | |
180 | if (child_pid) { | |
181 | for(i=0; i<10; i++) { | |
182 | trace_mark(ust, bar, "str %s", "FOOBAZ"); | |
183 | trace_mark(ust, bar2, "number1 %d number2 %d", 53, 9800); | |
184 | usleep(100000); | |
185 | } | |
186 | ||
187 | wait(&status); | |
188 | } else { | |
2298f329 | 189 | ustctl_function_tests(parent_pid); |
48beefc9 NC |
190 | } |
191 | ||
192 | exit(status ? EXIT_FAILURE : EXIT_SUCCESS); | |
193 | } |