1 /*
2 +----------------------------------------------------------------------+
3 | PHP Version 7 |
4 +----------------------------------------------------------------------+
5 | Copyright (c) 2006-2018 The PHP Group |
6 +----------------------------------------------------------------------+
7 | This source file is subject to version 3.01 of the PHP license, |
8 | that is bundled with this package in the file LICENSE, and is |
9 | available through the world-wide-web at the following url: |
10 | http://www.php.net/license/3_01.txt |
11 | If you did not receive a copy of the PHP license and are unable to |
12 | obtain it through the world-wide-web, please send a note to |
13 | license@php.net so we can mail you a copy immediately. |
14 +----------------------------------------------------------------------+
15 | Authors: Andrey Hristov <andrey@php.net> |
16 | Ulf Wendel <uw@php.net> |
17 +----------------------------------------------------------------------+
18 */
19
20 #include "php.h"
21 #include "mysqlnd.h"
22 #include "mysqlnd_priv.h"
23 #include "mysqlnd_debug.h"
24 #include "mysqlnd_statistics.h"
25 #include "mysqlnd_reverse_api.h"
26 #include "ext/standard/info.h"
27 #include "zend_smart_str.h"
28
29 /* {{{ mysqlnd_functions[]
30 *
31 * Every user visible function must have an entry in mysqlnd_functions[].
32 */
33 static zend_function_entry mysqlnd_functions[] = {
34 PHP_FE_END
35 };
36 /* }}} */
37
38
39 /* {{{ mysqlnd_minfo_print_hash */
40 PHPAPI void
mysqlnd_minfo_print_hash(zval * values)41 mysqlnd_minfo_print_hash(zval *values)
42 {
43 zval *values_entry;
44 zend_string *string_key;
45
46 ZEND_HASH_FOREACH_STR_KEY_VAL(Z_ARRVAL_P(values), string_key, values_entry) {
47 convert_to_string(values_entry);
48 php_info_print_table_row(2, ZSTR_VAL(string_key), Z_STRVAL_P(values_entry));
49 } ZEND_HASH_FOREACH_END();
50 }
51 /* }}} */
52
53
54 /* {{{ mysqlnd_minfo_dump_plugin_stats */
55 static int
mysqlnd_minfo_dump_plugin_stats(zval * el,void * argument)56 mysqlnd_minfo_dump_plugin_stats(zval *el, void * argument)
57 {
58 struct st_mysqlnd_plugin_header * plugin_header = (struct st_mysqlnd_plugin_header *)Z_PTR_P(el);
59 if (plugin_header->plugin_stats.values) {
60 char buf[64];
61 zval values;
62 snprintf(buf, sizeof(buf), "%s statistics", plugin_header->plugin_name);
63
64 mysqlnd_fill_stats_hash(plugin_header->plugin_stats.values, plugin_header->plugin_stats.names, &values ZEND_FILE_LINE_CC);
65
66 php_info_print_table_start();
67 php_info_print_table_header(2, buf, "");
68 mysqlnd_minfo_print_hash(&values);
69 php_info_print_table_end();
70 zval_dtor(&values);
71 }
72 return ZEND_HASH_APPLY_KEEP;
73 }
74 /* }}} */
75
76
77 /* {{{ mysqlnd_minfo_dump_loaded_plugins */
78 static int
mysqlnd_minfo_dump_loaded_plugins(zval * el,void * buf)79 mysqlnd_minfo_dump_loaded_plugins(zval *el, void * buf)
80 {
81 smart_str * buffer = (smart_str *) buf;
82 struct st_mysqlnd_plugin_header * plugin_header = (struct st_mysqlnd_plugin_header *)Z_PTR_P(el);
83 if (plugin_header->plugin_name) {
84 if (buffer->s) {
85 smart_str_appendc(buffer, ',');
86 }
87 smart_str_appends(buffer, plugin_header->plugin_name);
88 }
89 return ZEND_HASH_APPLY_KEEP;
90 }
91 /* }}} */
92
93
94 /* {{{ mysqlnd_minfo_dump_api_plugins */
95 static void
mysqlnd_minfo_dump_api_plugins(smart_str * buffer)96 mysqlnd_minfo_dump_api_plugins(smart_str * buffer)
97 {
98 HashTable *ht = mysqlnd_reverse_api_get_api_list();
99 MYSQLND_REVERSE_API *ext;
100
101 ZEND_HASH_FOREACH_PTR(ht, ext) {
102 if (buffer->s) {
103 smart_str_appendc(buffer, ',');
104 }
105 smart_str_appends(buffer, ext->module->name);
106 } ZEND_HASH_FOREACH_END();
107 }
108 /* }}} */
109
110
111 /* {{{ PHP_MINFO_FUNCTION
112 */
PHP_MINFO_FUNCTION(mysqlnd)113 PHP_MINFO_FUNCTION(mysqlnd)
114 {
115 char buf[32];
116
117 php_info_print_table_start();
118 php_info_print_table_header(2, "mysqlnd", "enabled");
119 php_info_print_table_row(2, "Version", mysqlnd_get_client_info());
120 php_info_print_table_row(2, "Compression",
121 #ifdef MYSQLND_COMPRESSION_ENABLED
122 "supported");
123 #else
124 "not supported");
125 #endif
126 php_info_print_table_row(2, "core SSL",
127 #ifdef MYSQLND_SSL_SUPPORTED
128 "supported");
129 #else
130 "not supported");
131 #endif
132 php_info_print_table_row(2, "extended SSL",
133 #ifdef MYSQLND_HAVE_SSL
134 "supported");
135 #else
136 "not supported");
137 #endif
138 snprintf(buf, sizeof(buf), ZEND_LONG_FMT, MYSQLND_G(net_cmd_buffer_size));
139 php_info_print_table_row(2, "Command buffer size", buf);
140 snprintf(buf, sizeof(buf), ZEND_LONG_FMT, MYSQLND_G(net_read_buffer_size));
141 php_info_print_table_row(2, "Read buffer size", buf);
142 snprintf(buf, sizeof(buf), ZEND_LONG_FMT, MYSQLND_G(net_read_timeout));
143 php_info_print_table_row(2, "Read timeout", buf);
144 php_info_print_table_row(2, "Collecting statistics", MYSQLND_G(collect_statistics)? "Yes":"No");
145 php_info_print_table_row(2, "Collecting memory statistics", MYSQLND_G(collect_memory_statistics)? "Yes":"No");
146
147 php_info_print_table_row(2, "Tracing", MYSQLND_G(debug)? MYSQLND_G(debug):"n/a");
148
149 /* loaded plugins */
150 {
151 smart_str tmp_str = {0};
152 mysqlnd_plugin_apply_with_argument(mysqlnd_minfo_dump_loaded_plugins, &tmp_str);
153 smart_str_0(&tmp_str);
154 php_info_print_table_row(2, "Loaded plugins", tmp_str.s? ZSTR_VAL(tmp_str.s) : "");
155 smart_str_free(&tmp_str);
156
157 mysqlnd_minfo_dump_api_plugins(&tmp_str);
158 smart_str_0(&tmp_str);
159 php_info_print_table_row(2, "API Extensions", tmp_str.s? ZSTR_VAL(tmp_str.s) : "");
160 smart_str_free(&tmp_str);
161 }
162
163 php_info_print_table_end();
164
165
166 /* Print client stats */
167 mysqlnd_plugin_apply_with_argument(mysqlnd_minfo_dump_plugin_stats, NULL);
168 }
169 /* }}} */
170
171
ZEND_DECLARE_MODULE_GLOBALS(mysqlnd)172 PHPAPI ZEND_DECLARE_MODULE_GLOBALS(mysqlnd)
173
174
175 /* {{{ PHP_GINIT_FUNCTION
176 */
177 static PHP_GINIT_FUNCTION(mysqlnd)
178 {
179 #if defined(COMPILE_DL_MYSQLND) && defined(ZTS)
180 ZEND_TSRMLS_CACHE_UPDATE();
181 #endif
182 mysqlnd_globals->collect_statistics = TRUE;
183 mysqlnd_globals->collect_memory_statistics = FALSE;
184 mysqlnd_globals->debug = NULL; /* The actual string */
185 mysqlnd_globals->dbg = NULL; /* The DBG object*/
186 mysqlnd_globals->trace_alloc_settings = NULL;
187 mysqlnd_globals->trace_alloc = NULL;
188 mysqlnd_globals->net_cmd_buffer_size = MYSQLND_NET_CMD_BUFFER_MIN_SIZE;
189 mysqlnd_globals->net_read_buffer_size = 32768;
190 mysqlnd_globals->net_read_timeout = 31536000;
191 mysqlnd_globals->log_mask = 0;
192 mysqlnd_globals->mempool_default_size = 16000;
193 mysqlnd_globals->debug_emalloc_fail_threshold = -1;
194 mysqlnd_globals->debug_ecalloc_fail_threshold = -1;
195 mysqlnd_globals->debug_erealloc_fail_threshold = -1;
196 mysqlnd_globals->debug_malloc_fail_threshold = -1;
197 mysqlnd_globals->debug_calloc_fail_threshold = -1;
198 mysqlnd_globals->debug_realloc_fail_threshold = -1;
199 mysqlnd_globals->sha256_server_public_key = NULL;
200 mysqlnd_globals->fetch_data_copy = FALSE;
201 }
202 /* }}} */
203
204
205 /* {{{ PHP_INI_MH
206 */
PHP_INI_MH(OnUpdateNetCmdBufferSize)207 static PHP_INI_MH(OnUpdateNetCmdBufferSize)
208 {
209 zend_long long_value;
210
211 ZEND_ATOL(long_value, ZSTR_VAL(new_value));
212 if (long_value < MYSQLND_NET_CMD_BUFFER_MIN_SIZE) {
213 return FAILURE;
214 }
215 MYSQLND_G(net_cmd_buffer_size) = long_value;
216
217 return SUCCESS;
218 }
219 /* }}} */
220
221
222 /* {{{ PHP_INI_BEGIN
223 */
224 PHP_INI_BEGIN()
225 STD_PHP_INI_BOOLEAN("mysqlnd.collect_statistics", "1", PHP_INI_ALL, OnUpdateBool, collect_statistics, zend_mysqlnd_globals, mysqlnd_globals)
226 STD_PHP_INI_BOOLEAN("mysqlnd.collect_memory_statistics","0",PHP_INI_SYSTEM, OnUpdateBool, collect_memory_statistics, zend_mysqlnd_globals, mysqlnd_globals)
227 STD_PHP_INI_ENTRY("mysqlnd.debug", NULL, PHP_INI_SYSTEM, OnUpdateString, debug, zend_mysqlnd_globals, mysqlnd_globals)
228 STD_PHP_INI_ENTRY("mysqlnd.trace_alloc", NULL, PHP_INI_SYSTEM, OnUpdateString, trace_alloc_settings, zend_mysqlnd_globals, mysqlnd_globals)
229 STD_PHP_INI_ENTRY("mysqlnd.net_cmd_buffer_size", MYSQLND_NET_CMD_BUFFER_MIN_SIZE_STR, PHP_INI_ALL, OnUpdateNetCmdBufferSize, net_cmd_buffer_size, zend_mysqlnd_globals, mysqlnd_globals)
230 STD_PHP_INI_ENTRY("mysqlnd.net_read_buffer_size", "32768",PHP_INI_ALL, OnUpdateLong, net_read_buffer_size, zend_mysqlnd_globals, mysqlnd_globals)
231 STD_PHP_INI_ENTRY("mysqlnd.net_read_timeout", "31536000", PHP_INI_SYSTEM, OnUpdateLong, net_read_timeout, zend_mysqlnd_globals, mysqlnd_globals)
232 STD_PHP_INI_ENTRY("mysqlnd.log_mask", "0", PHP_INI_ALL, OnUpdateLong, log_mask, zend_mysqlnd_globals, mysqlnd_globals)
233 STD_PHP_INI_ENTRY("mysqlnd.mempool_default_size","16000", PHP_INI_ALL, OnUpdateLong, mempool_default_size, zend_mysqlnd_globals, mysqlnd_globals)
234 STD_PHP_INI_ENTRY("mysqlnd.sha256_server_public_key",NULL, PHP_INI_PERDIR, OnUpdateString, sha256_server_public_key, zend_mysqlnd_globals, mysqlnd_globals)
235 STD_PHP_INI_BOOLEAN("mysqlnd.fetch_data_copy", "0", PHP_INI_ALL, OnUpdateBool, fetch_data_copy, zend_mysqlnd_globals, mysqlnd_globals)
236 #if PHP_DEBUG
237 STD_PHP_INI_ENTRY("mysqlnd.debug_emalloc_fail_threshold","-1", PHP_INI_SYSTEM, OnUpdateLong, debug_emalloc_fail_threshold, zend_mysqlnd_globals, mysqlnd_globals)
238 STD_PHP_INI_ENTRY("mysqlnd.debug_ecalloc_fail_threshold","-1", PHP_INI_SYSTEM, OnUpdateLong, debug_ecalloc_fail_threshold, zend_mysqlnd_globals, mysqlnd_globals)
239 STD_PHP_INI_ENTRY("mysqlnd.debug_erealloc_fail_threshold","-1", PHP_INI_SYSTEM, OnUpdateLong, debug_erealloc_fail_threshold, zend_mysqlnd_globals, mysqlnd_globals)
240
241 STD_PHP_INI_ENTRY("mysqlnd.debug_malloc_fail_threshold","-1", PHP_INI_SYSTEM, OnUpdateLong, debug_malloc_fail_threshold, zend_mysqlnd_globals, mysqlnd_globals)
242 STD_PHP_INI_ENTRY("mysqlnd.debug_calloc_fail_threshold","-1", PHP_INI_SYSTEM, OnUpdateLong, debug_calloc_fail_threshold, zend_mysqlnd_globals, mysqlnd_globals)
243 STD_PHP_INI_ENTRY("mysqlnd.debug_realloc_fail_threshold","-1", PHP_INI_SYSTEM, OnUpdateLong, debug_realloc_fail_threshold, zend_mysqlnd_globals, mysqlnd_globals)
244 #endif
PHP_INI_END()245 PHP_INI_END()
246 /* }}} */
247
248
249 /* {{{ PHP_MINIT_FUNCTION
250 */
251 static PHP_MINIT_FUNCTION(mysqlnd)
252 {
253 REGISTER_INI_ENTRIES();
254
255 mysqlnd_library_init();
256 return SUCCESS;
257 }
258 /* }}} */
259
260
261 /* {{{ PHP_MSHUTDOWN_FUNCTION
262 */
PHP_MSHUTDOWN_FUNCTION(mysqlnd)263 static PHP_MSHUTDOWN_FUNCTION(mysqlnd)
264 {
265 mysqlnd_library_end();
266
267 UNREGISTER_INI_ENTRIES();
268 return SUCCESS;
269 }
270 /* }}} */
271
272
273 #if PHP_DEBUG
274 /* {{{ PHP_RINIT_FUNCTION
275 */
PHP_RINIT_FUNCTION(mysqlnd)276 static PHP_RINIT_FUNCTION(mysqlnd)
277 {
278 if (MYSQLND_G(debug)) {
279 struct st_mysqlnd_plugin_trace_log * trace_log_plugin = mysqlnd_plugin_find("debug_trace");
280 MYSQLND_G(dbg) = NULL;
281 if (trace_log_plugin) {
282 MYSQLND_DEBUG * dbg = trace_log_plugin->methods.trace_instance_init(mysqlnd_debug_std_no_trace_funcs);
283 MYSQLND_DEBUG * trace_alloc = trace_log_plugin->methods.trace_instance_init(NULL);
284 if (!dbg || !trace_alloc) {
285 return FAILURE;
286 }
287 dbg->m->set_mode(dbg, MYSQLND_G(debug));
288 trace_alloc->m->set_mode(trace_alloc, MYSQLND_G(trace_alloc_settings));
289 MYSQLND_G(dbg) = dbg;
290 MYSQLND_G(trace_alloc) = trace_alloc;
291 }
292 }
293 return SUCCESS;
294 }
295 /* }}} */
296 #endif
297
298
299 #if PHP_DEBUG
300 /* {{{ PHP_RSHUTDOWN_FUNCTION
301 */
PHP_RSHUTDOWN_FUNCTION(mysqlnd)302 static PHP_RSHUTDOWN_FUNCTION(mysqlnd)
303 {
304 MYSQLND_DEBUG * dbg = MYSQLND_G(dbg);
305 MYSQLND_DEBUG * trace_alloc = MYSQLND_G(trace_alloc);
306 DBG_ENTER("RSHUTDOWN");
307 if (dbg) {
308 dbg->m->close(dbg);
309 dbg->m->free_handle(dbg);
310 MYSQLND_G(dbg) = NULL;
311 }
312 if (trace_alloc) {
313 trace_alloc->m->close(trace_alloc);
314 trace_alloc->m->free_handle(trace_alloc);
315 MYSQLND_G(trace_alloc) = NULL;
316 }
317 return SUCCESS;
318 }
319 /* }}} */
320 #endif
321
322
323 static const zend_module_dep mysqlnd_deps[] = {
324 ZEND_MOD_REQUIRED("standard")
325 ZEND_MOD_END
326 };
327
328 /* {{{ mysqlnd_module_entry
329 */
330 zend_module_entry mysqlnd_module_entry = {
331 STANDARD_MODULE_HEADER_EX,
332 NULL,
333 mysqlnd_deps,
334 "mysqlnd",
335 mysqlnd_functions,
336 PHP_MINIT(mysqlnd),
337 PHP_MSHUTDOWN(mysqlnd),
338 #if PHP_DEBUG
339 PHP_RINIT(mysqlnd),
340 #else
341 NULL,
342 #endif
343 #if PHP_DEBUG
344 PHP_RSHUTDOWN(mysqlnd),
345 #else
346 NULL,
347 #endif
348 PHP_MINFO(mysqlnd),
349 PHP_MYSQLND_VERSION,
350 PHP_MODULE_GLOBALS(mysqlnd),
351 PHP_GINIT(mysqlnd),
352 NULL,
353 NULL,
354 STANDARD_MODULE_PROPERTIES_EX
355 };
356 /* }}} */
357
358 /* {{{ COMPILE_DL_MYSQLND */
359 #ifdef COMPILE_DL_MYSQLND
360 #ifdef ZTS
361 ZEND_TSRMLS_CACHE_DEFINE()
362 #endif
363 ZEND_GET_MODULE(mysqlnd)
364 #endif
365 /* }}} */
366
367 /*
368 * Local variables:
369 * tab-width: 4
370 * c-basic-offset: 4
371 * End:
372 * vim600: noet sw=4 ts=4 fdm=marker
373 * vim<600: noet sw=4 ts=4
374 */
375
