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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> |
1c330d13 | 25 | #include <string.h> |
48beefc9 NC |
26 | |
27 | #include <ust/marker.h> | |
2298f329 | 28 | #include <ust/ustctl.h> |
48beefc9 NC |
29 | |
30 | #include "tap.h" | |
31 | ||
2298f329 | 32 | static void ustctl_function_tests(pid_t pid) |
48beefc9 | 33 | { |
8b26d56b | 34 | int result, sock; |
48beefc9 NC |
35 | unsigned int subbuf_size, subbuf_num; |
36 | unsigned int new_subbuf_size, new_subbuf_num; | |
b521931e | 37 | struct ust_marker_status *marker_status, *ms_ptr; |
48beefc9 NC |
38 | char *old_socket_path, *new_socket_path; |
39 | char *tmp_ustd_socket = "/tmp/tmp_ustd_socket"; | |
d89b8191 | 40 | char *trace = "auto"; |
48beefc9 NC |
41 | |
42 | printf("Connecting to pid %d\n", pid); | |
43 | ||
8b26d56b NC |
44 | sock = ustctl_connect_pid(pid); |
45 | tap_ok(sock > 0, "ustctl_connect_pid"); | |
46 | ||
48beefc9 | 47 | /* marker status array functions */ |
8b26d56b | 48 | result = ustctl_get_cmsf(sock, &marker_status); |
2298f329 | 49 | tap_ok(!result, "ustctl_get_cmsf"); |
48beefc9 NC |
50 | |
51 | result = 0; | |
52 | for (ms_ptr = marker_status; ms_ptr->channel; ms_ptr++) { | |
53 | if (!strcmp(ms_ptr->channel, "ust") && | |
b521931e | 54 | !strcmp(ms_ptr->ust_marker, "bar")) { |
48beefc9 NC |
55 | result = 1; |
56 | } | |
57 | } | |
58 | tap_ok(result, "Found channel \"ust\", marker \"bar\""); | |
59 | ||
2298f329 | 60 | tap_ok(!ustctl_free_cmsf(marker_status), "ustctl_free_cmsf"); |
48beefc9 NC |
61 | |
62 | /* Get and set the socket path */ | |
8b26d56b | 63 | tap_ok(!ustctl_get_sock_path(sock, &old_socket_path), |
2298f329 | 64 | "ustctl_get_sock_path"); |
48beefc9 NC |
65 | |
66 | printf("Socket path: %s\n", old_socket_path); | |
67 | ||
8b26d56b | 68 | tap_ok(!ustctl_set_sock_path(sock, tmp_ustd_socket), |
2298f329 | 69 | "ustctl_set_sock_path - set a new path"); |
48beefc9 | 70 | |
8b26d56b | 71 | tap_ok(!ustctl_get_sock_path(sock, &new_socket_path), |
2298f329 | 72 | "ustctl_get_sock_path - get the new path"); |
48beefc9 NC |
73 | |
74 | tap_ok(!strcmp(new_socket_path, tmp_ustd_socket), | |
75 | "Compare the set path and the retrieved path"); | |
76 | ||
77 | free(new_socket_path); | |
78 | ||
8b26d56b | 79 | tap_ok(!ustctl_set_sock_path(sock, old_socket_path), |
48beefc9 NC |
80 | "Reset the socket path"); |
81 | ||
82 | free(old_socket_path); | |
83 | ||
84 | /* Enable, disable markers */ | |
b521931e MD |
85 | tap_ok(!ustctl_set_ust_marker_state(sock, trace, "ust", "bar", 1), |
86 | "ustctl_set_ust_marker_state - existing marker ust bar"); | |
48beefc9 NC |
87 | |
88 | /* Create and allocate a trace */ | |
8b26d56b | 89 | tap_ok(!ustctl_create_trace(sock, trace), "ustctl_create_trace"); |
48beefc9 | 90 | |
8b26d56b | 91 | tap_ok(!ustctl_alloc_trace(sock, trace), "ustctl_alloc_trace"); |
48beefc9 NC |
92 | |
93 | /* Get subbuf size and number */ | |
8b26d56b | 94 | subbuf_num = ustctl_get_subbuf_num(sock, trace, "ust"); |
2298f329 | 95 | tap_ok(subbuf_num > 0, "ustctl_get_subbuf_num - %d sub-buffers", |
48beefc9 NC |
96 | subbuf_num); |
97 | ||
8b26d56b | 98 | subbuf_size = ustctl_get_subbuf_size(sock, trace, "ust"); |
2298f329 | 99 | tap_ok(subbuf_size, "ustctl_get_subbuf_size - sub-buffer size is %d", |
48beefc9 NC |
100 | subbuf_size); |
101 | ||
102 | /* Start the trace */ | |
8b26d56b | 103 | tap_ok(!ustctl_start_trace(sock, trace), "ustctl_start_trace"); |
48beefc9 NC |
104 | |
105 | ||
106 | /* Stop the trace and destroy it*/ | |
8b26d56b | 107 | tap_ok(!ustctl_stop_trace(sock, trace), "ustctl_stop_trace"); |
48beefc9 | 108 | |
8b26d56b | 109 | tap_ok(!ustctl_destroy_trace(sock, trace), "ustctl_destroy_trace"); |
48beefc9 NC |
110 | |
111 | /* Create a new trace */ | |
8b26d56b | 112 | tap_ok(!ustctl_create_trace(sock, trace), "ustctl_create_trace - create a new trace"); |
48beefc9 NC |
113 | |
114 | printf("Setting new subbufer number and sizes (doubling)\n"); | |
115 | new_subbuf_num = 2 * subbuf_num; | |
116 | new_subbuf_size = 2 * subbuf_size; | |
117 | ||
8b26d56b | 118 | tap_ok(!ustctl_set_subbuf_num(sock, trace, "ust", new_subbuf_num), |
2298f329 | 119 | "ustctl_set_subbuf_num"); |
48beefc9 | 120 | |
8b26d56b | 121 | tap_ok(!ustctl_set_subbuf_size(sock, trace, "ust", new_subbuf_size), |
2298f329 | 122 | "ustctl_set_subbuf_size"); |
48beefc9 NC |
123 | |
124 | ||
125 | /* Allocate the new trace */ | |
8b26d56b | 126 | tap_ok(!ustctl_alloc_trace(sock, trace), "ustctl_alloc_trace - allocate the new trace"); |
48beefc9 NC |
127 | |
128 | ||
129 | /* Get subbuf size and number and compare with what was set */ | |
8b26d56b | 130 | subbuf_num = ustctl_get_subbuf_num(sock, trace, "ust"); |
48beefc9 | 131 | |
8b26d56b | 132 | subbuf_size = ustctl_get_subbuf_size(sock, trace, "ust"); |
48beefc9 NC |
133 | |
134 | tap_ok(subbuf_num == new_subbuf_num, "Set a new subbuf number, %d == %d", | |
135 | subbuf_num, new_subbuf_num); | |
136 | ||
137 | ||
8b26d56b | 138 | result = ustctl_get_subbuf_size(sock, trace, "ust"); |
48beefc9 NC |
139 | tap_ok(subbuf_size == new_subbuf_size, "Set a new subbuf size, %d == %d", |
140 | subbuf_size, new_subbuf_size); | |
141 | ||
8b26d56b | 142 | tap_ok(!ustctl_destroy_trace(sock, trace), "ustctl_destroy_trace - without ever starting"); |
48beefc9 | 143 | |
bc549f16 NC |
144 | /* |
145 | * Activate a non-existent marker, this should be possible as the marker | |
146 | * can be loaded at a later time. | |
147 | */ | |
b521931e | 148 | tap_ok(ustctl_set_ust_marker_state(sock, trace, "ustl", "blar", 1) == 0, |
6678d7dd | 149 | "Enable non-existent marker ustl blar"); |
48beefc9 NC |
150 | |
151 | printf("##### Tests that definetly should work are completed #####\n"); | |
152 | printf("############## Start expected failure cases ##############\n"); | |
153 | ||
b521931e | 154 | tap_ok(ustctl_set_ust_marker_state(sock, trace, "ust","bar", 1), |
48beefc9 | 155 | "Enable already enabled marker ust/bar"); |
8b26d56b | 156 | |
bc549f16 | 157 | tap_ok(EEXIST == errno, |
6678d7dd | 158 | "Right error code for enabling an already enabled marker"); |
48beefc9 | 159 | |
8b26d56b | 160 | tap_ok(ustctl_start_trace(sock, trace), |
48beefc9 NC |
161 | "Start a non-existent trace"); |
162 | ||
8b26d56b | 163 | tap_ok(ustctl_destroy_trace(sock, trace), |
48beefc9 NC |
164 | "Destroy non-existent trace"); |
165 | ||
166 | exit(tap_status() ? EXIT_FAILURE : EXIT_SUCCESS); | |
167 | ||
168 | } | |
169 | ||
fbae86d6 | 170 | int main(int argc, char **argv) |
48beefc9 | 171 | { |
fbae86d6 | 172 | int i, status; |
48beefc9 | 173 | pid_t parent_pid, child_pid; |
48beefc9 | 174 | |
8b26d56b | 175 | tap_plan(29); |
48beefc9 | 176 | |
2298f329 | 177 | printf("Function tests for ustctl\n"); |
48beefc9 NC |
178 | |
179 | parent_pid = getpid(); | |
180 | child_pid = fork(); | |
181 | if (child_pid) { | |
182 | for(i=0; i<10; i++) { | |
686debc3 MD |
183 | ust_marker(bar, "str %s", "FOOBAZ"); |
184 | ust_marker(bar2, "number1 %d number2 %d", 53, 9800); | |
48beefc9 NC |
185 | usleep(100000); |
186 | } | |
187 | ||
188 | wait(&status); | |
189 | } else { | |
2298f329 | 190 | ustctl_function_tests(parent_pid); |
48beefc9 NC |
191 | } |
192 | ||
193 | exit(status ? EXIT_FAILURE : EXIT_SUCCESS); | |
194 | } |