Commit | Line | Data |
---|---|---|
7e0cc23b | 1 | /* |
9d16b343 | 2 | * Copyright (C) 2012 David Goulet <dgoulet@efficios.com> |
7e0cc23b | 3 | * |
9d16b343 | 4 | * SPDX-License-Identifier: LGPL-2.1-only |
7e0cc23b | 5 | * |
7e0cc23b CB |
6 | */ |
7 | ||
70dac0d7 | 8 | #define _LGPL_SOURCE |
6c4a91d6 | 9 | #include <getopt.h> |
209b934f | 10 | #include <assert.h> |
7e0cc23b | 11 | #include <arpa/inet.h> |
209b934f | 12 | #include <fcntl.h> |
7e0cc23b CB |
13 | #include <stdarg.h> |
14 | #include <stdio.h> | |
15 | #include <stdlib.h> | |
16 | #include <string.h> | |
17 | #include <sys/mman.h> | |
18 | #include <sys/stat.h> | |
19 | #include <sys/types.h> | |
20 | #include <unistd.h> | |
0fc2834c | 21 | #include <stdbool.h> |
5fcaccbc MD |
22 | #include <signal.h> |
23 | #include <poll.h> | |
24 | #include <errno.h> | |
ae941114 | 25 | #include "utils.h" |
95983a02 | 26 | #include "signal-helper.h" |
7e0cc23b CB |
27 | |
28 | #define TRACEPOINT_DEFINE | |
29 | #include "tp.h" | |
30 | ||
6c4a91d6 MD |
31 | static struct option long_options[] = |
32 | { | |
33 | /* These options set a flag. */ | |
34 | {"iter", required_argument, 0, 'i'}, | |
35 | {"wait", required_argument, 0, 'w'}, | |
36 | {"sync-after-first-event", required_argument, 0, 'a'}, | |
37 | {"sync-before-last-event", required_argument, 0, 'b'}, | |
4e88fe0a JR |
38 | {"sync-before-last-event-touch", required_argument, 0, 'c'}, |
39 | {"sync-before-exit", required_argument, 0, 'd'}, | |
40 | {"sync-before-exit-touch", required_argument, 0, 'e'}, | |
6c4a91d6 MD |
41 | {0, 0, 0, 0} |
42 | }; | |
43 | ||
7e0cc23b CB |
44 | int main(int argc, char **argv) |
45 | { | |
0fc2834c | 46 | unsigned int i, netint; |
6c4a91d6 MD |
47 | int option_index; |
48 | int option; | |
7e0cc23b CB |
49 | long values[] = { 1, 2, 3 }; |
50 | char text[10] = "test"; | |
6f9f5cd0 | 51 | char escape[10] = "\\*"; |
7e0cc23b CB |
52 | double dbl = 2.0; |
53 | float flt = 2222.0; | |
6f9f5cd0 | 54 | uint32_t net_values[] = { 1, 2, 3 }; |
b2047add | 55 | int nr_iter = 100, ret = 0, first_event_file_created = 0; |
7e0cc23b | 56 | useconds_t nr_usec = 0; |
5fcaccbc MD |
57 | char *after_first_event_file_path = NULL; |
58 | char *before_last_event_file_path = NULL; | |
4e88fe0a JR |
59 | /* |
60 | * Touch a file to indicate that all events except one were | |
61 | * generated. | |
62 | */ | |
63 | char *before_last_event_file_path_touch = NULL; | |
64 | /* Touch file when we are exiting */ | |
65 | char *before_exit_file_path_touch = NULL; | |
66 | /* Wait on file before exiting */ | |
67 | char *before_exit_file_path = NULL; | |
7e0cc23b | 68 | |
6f9f5cd0 JR |
69 | for (i = 0; i < 3; i++) { |
70 | net_values[i] = htonl(net_values[i]); | |
71 | } | |
72 | ||
6c4a91d6 MD |
73 | while ((option = getopt_long(argc, argv, "i:w:a:b:c:d:", |
74 | long_options, &option_index)) != -1) { | |
75 | switch (option) { | |
76 | case 'a': | |
77 | after_first_event_file_path = strdup(optarg); | |
78 | break; | |
79 | case 'b': | |
80 | before_last_event_file_path = strdup(optarg); | |
81 | break; | |
4e88fe0a JR |
82 | case 'c': |
83 | before_last_event_file_path_touch = strdup(optarg); | |
84 | break; | |
85 | case 'd': | |
86 | before_exit_file_path = strdup(optarg); | |
87 | break; | |
88 | case 'e': | |
89 | before_exit_file_path_touch = strdup(optarg); | |
90 | break; | |
6c4a91d6 MD |
91 | case 'i': |
92 | nr_iter = atoi(optarg); | |
93 | break; | |
94 | case 'w': | |
95 | nr_usec = atoi(optarg); | |
96 | break; | |
97 | case '?': | |
98 | /* getopt_long already printed an error message. */ | |
6c4a91d6 MD |
99 | default: |
100 | ret = -1; | |
101 | goto end; | |
102 | } | |
7e0cc23b CB |
103 | } |
104 | ||
6c4a91d6 MD |
105 | if (optind != argc) { |
106 | fprintf(stderr, "Error: takes long options only.\n"); | |
56d48389 MD |
107 | |
108 | /* | |
109 | * Aborting the test program for now because callers typically don't check | |
110 | * the test program return value, and the transition from positional | |
111 | * arguments to getopt causes hangs when caller scripts are not updated. | |
112 | * An abort is easier to diagnose and fix. This is a temporary solution: | |
113 | * we should eventually ensure that all scripts test and report the test | |
114 | * app return values. | |
115 | */ | |
116 | abort(); | |
117 | ||
6c4a91d6 MD |
118 | ret = -1; |
119 | goto end; | |
7e0cc23b CB |
120 | } |
121 | ||
5fcaccbc | 122 | |
6c4a91d6 MD |
123 | if (set_signal_handler()) { |
124 | ret = -1; | |
125 | goto end; | |
209b934f DG |
126 | } |
127 | ||
0fc2834c | 128 | for (i = 0; nr_iter < 0 || i < nr_iter; i++) { |
5fcaccbc | 129 | if (nr_iter >= 0 && i == nr_iter - 1) { |
4e88fe0a JR |
130 | if (before_last_event_file_path_touch) { |
131 | ret = create_file(before_last_event_file_path_touch); | |
132 | if (ret != 0) { | |
133 | goto end; | |
134 | } | |
135 | } | |
136 | ||
5fcaccbc MD |
137 | /* |
138 | * Wait on synchronization before writing last | |
139 | * event. | |
140 | */ | |
b2047add FD |
141 | if (before_last_event_file_path) { |
142 | ret = wait_on_file(before_last_event_file_path); | |
143 | if (ret != 0) { | |
144 | goto end; | |
145 | } | |
146 | } | |
5fcaccbc | 147 | } |
7e0cc23b | 148 | netint = htonl(i); |
5fcaccbc | 149 | tracepoint(tp, tptest, i, netint, values, text, |
6f9f5cd0 | 150 | strlen(text), escape, net_values, dbl, flt); |
209b934f DG |
151 | |
152 | /* | |
5fcaccbc MD |
153 | * First loop we create the file if asked to indicate |
154 | * that at least one tracepoint has been hit. | |
209b934f | 155 | */ |
b2047add FD |
156 | if (after_first_event_file_path && first_event_file_created == 0) { |
157 | ret = create_file(after_first_event_file_path); | |
158 | ||
159 | if (ret != 0) { | |
160 | goto end; | |
161 | } else { | |
162 | first_event_file_created = 1; | |
163 | } | |
164 | } | |
165 | ||
b734f5f7 | 166 | if (nr_usec) { |
ae941114 JG |
167 | if (usleep_safe(nr_usec)) { |
168 | ret = -1; | |
169 | goto end; | |
170 | } | |
b734f5f7 | 171 | } |
95983a02 JG |
172 | if (should_quit) { |
173 | break; | |
174 | } | |
7e0cc23b CB |
175 | } |
176 | ||
4e88fe0a JR |
177 | if (before_exit_file_path_touch) { |
178 | ret = create_file(before_exit_file_path_touch); | |
179 | if (ret != 0) { | |
180 | goto end; | |
181 | } | |
182 | } | |
183 | if (before_exit_file_path) { | |
184 | ret = wait_on_file(before_exit_file_path); | |
185 | if (ret != 0) { | |
186 | goto end; | |
187 | } | |
188 | } | |
ae941114 | 189 | end: |
6c4a91d6 MD |
190 | free(after_first_event_file_path); |
191 | free(before_last_event_file_path); | |
4e88fe0a JR |
192 | free(before_last_event_file_path_touch); |
193 | free(before_exit_file_path); | |
194 | free(before_exit_file_path_touch); | |
ae941114 | 195 | exit(!ret ? EXIT_SUCCESS : EXIT_FAILURE); |
7e0cc23b | 196 | } |