1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
|
/* Copyright (C) 2010 Sergei Golubchik and Monty Program Ab
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA */
#include "feedback.h"
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#if defined (_WIN32)
#define HAVE_SYS_UTSNAME_H
#ifndef VER_SUITE_WH_SERVER
#define VER_SUITE_WH_SERVER 0x00008000
#endif
struct utsname {
char sysname[16]; // Name of this implementation of the operating system.
char nodename[16]; // Name of this node within the communications
// network to which this node is attached, if any.
char release[16]; // Current release level of this implementation.
char version[256]; // Current version level of this release.
char machine[16]; // Name of the hardware type on which the system is running.
};
/* Get commonly used name for Windows version */
static const char *get_os_version_name(OSVERSIONINFOEX *ver)
{
DWORD major = ver->dwMajorVersion;
DWORD minor = ver->dwMinorVersion;
if (major == 10 && minor == 0)
{
return (ver->wProductType == VER_NT_WORKSTATION) ?
"Windows 10" : "Windows Server 2016";
}
if (major == 6 && minor == 3)
{
return (ver->wProductType == VER_NT_WORKSTATION)?
"Windows 8.1":"Windows Server 2012 R2";
}
if (major == 6 && minor == 2)
{
return (ver->wProductType == VER_NT_WORKSTATION)?
"Windows 8":"Windows Server 2012";
}
if (major == 6 && minor == 1)
{
return (ver->wProductType == VER_NT_WORKSTATION)?
"Windows 7":"Windows Server 2008 R2";
}
if (major == 6 && minor == 0)
{
return (ver->wProductType == VER_NT_WORKSTATION)?
"Windows Vista":"Windows Server 2008";
}
if (major == 5 && minor == 2)
{
if (GetSystemMetrics(SM_SERVERR2) != 0)
return "Windows Server 2003 R2";
if (ver->wSuiteMask & VER_SUITE_WH_SERVER)
return "Windows Home Server";
SYSTEM_INFO sysinfo;
GetSystemInfo(&sysinfo);
if (ver->wProductType == VER_NT_WORKSTATION &&
sysinfo.wProcessorArchitecture==PROCESSOR_ARCHITECTURE_AMD64)
return "Windows XP Professional x64 Edition";
return "Windows Server 2003";
}
if (major == 5 && minor == 1)
return "Windows XP";
if (major == 5 && minor == 0)
return "Windows 2000";
return "";
}
static int uname(struct utsname *buf)
{
OSVERSIONINFOEX ver;
ver.dwOSVersionInfoSize = (DWORD)sizeof(ver);
/* GetVersionEx got deprecated, we need it anyway, so disable deprecation warnings. */
#ifdef _MSC_VER
#pragma warning (disable : 4996)
#endif
#ifdef __clang__
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
#endif
if (!GetVersionEx((OSVERSIONINFO *)&ver))
return -1;
buf->nodename[0]= 0;
strcpy(buf->sysname, "Windows");
sprintf(buf->release, "%d.%d", (int)ver.dwMajorVersion, (int)ver.dwMinorVersion);
const char *version_str= get_os_version_name(&ver);
if(version_str && version_str[0])
sprintf(buf->version, "%s %s",version_str, ver.szCSDVersion);
else
{
/* Fallback for unknown versions, e.g "Windows <major_ver>.<minor_ver>" */
sprintf(buf->version, "Windows %d.%d%s",
(int)ver.dwMajorVersion, (int)ver.dwMinorVersion,
(ver.wProductType == VER_NT_WORKSTATION ? "" : " Server"));
}
#ifdef _WIN64
strcpy(buf->machine, "x64");
#else
BOOL isX64;
if (IsWow64Process(GetCurrentProcess(), &isX64) && isX64)
strcpy(buf->machine, "x64");
else
strcpy(buf->machine,"x86");
#endif
return 0;
}
#elif defined(HAVE_SYS_UTSNAME_H)
#include <sys/utsname.h>
#endif
#ifdef HAVE_SYS_UTSNAME_H
static bool have_ubuf= false;
static struct utsname ubuf;
#endif
#ifdef TARGET_OS_LINUX
#include <glob.h>
static bool have_distribution= false;
static char distribution[256];
static const char *masks[]= {
"/etc/*-version", "/etc/*-release",
"/etc/*_version", "/etc/*_release"
};
#endif
bool schema_table_store_record(THD *thd, TABLE *table);
namespace feedback {
/*
convenience macros for inserting rows into I_S table.
*/
#define INSERT2(NAME,LEN,VALUE) \
do { \
table->field[0]->store(NAME, (uint) LEN, system_charset_info); \
table->field[1]->store VALUE; \
if (schema_table_store_record(thd, table)) \
return 1; \
} while (0)
#define INSERT1(NAME,VALUE) \
do { \
table->field[0]->store(NAME, (uint) sizeof(NAME)-1, system_charset_info); \
table->field[1]->store VALUE; \
if (schema_table_store_record(thd, table)) \
return 1; \
} while (0)
static const bool UNSIGNED= true; ///< used below when inserting integers
/**
callback for fill_plugins()
*/
static my_bool show_plugins(THD *thd, plugin_ref plugin, void *arg)
{
TABLE *table= (TABLE*) arg;
char name[NAME_LEN*2];
size_t name_len;
char version[20];
size_t version_len;
name_len= my_snprintf(name, sizeof(name), "%s version",
plugin_name(plugin)->str);
version_len= my_snprintf(version, sizeof(version), "%d.%d",
(plugin_decl(plugin)->version) >> 8,
(plugin_decl(plugin)->version) & 0xff);
INSERT2(name, name_len,
(version, (uint)version_len, system_charset_info));
name_len= my_snprintf(name, sizeof(name), "%s used",
plugin_name(plugin)->str);
INSERT2(name, name_len, (plugin_ref_to_int(plugin)->locks_total, UNSIGNED));
return 0;
}
/**
inserts all plugins, their versions, and usage counters
*/
int fill_plugin_version(THD *thd, TABLE_LIST *tables)
{
return plugin_foreach_with_mask(thd, show_plugins, MYSQL_ANY_PLUGIN,
~PLUGIN_IS_FREED, tables->table);
}
#if defined(_SC_PAGE_SIZE) && !defined(_SC_PAGESIZE)
#define _SC_PAGESIZE _SC_PAGE_SIZE
#endif
/**
return the amount of physical memory
*/
static ulonglong my_getphysmem()
{
#ifdef _WIN32
MEMORYSTATUSEX memstatus;
memstatus.dwLength= sizeof(memstatus);
GlobalMemoryStatusEx(&memstatus);
return memstatus.ullTotalPhys;
#else
ulonglong pages= 0;
#ifdef _SC_PHYS_PAGES
pages= sysconf(_SC_PHYS_PAGES);
#endif
#ifdef _SC_PAGESIZE
return pages * sysconf(_SC_PAGESIZE);
#else
return pages * my_getpagesize();
#endif
#endif
}
/* get the number of (online) CPUs */
int my_getncpus()
{
#ifdef _SC_NPROCESSORS_ONLN
return sysconf(_SC_NPROCESSORS_ONLN);
#elif defined(__WIN__)
SYSTEM_INFO sysinfo;
GetSystemInfo(&sysinfo);
return sysinfo.dwNumberOfProcessors;
#else
return 0;
#endif
}
/**
Find the version of the kernel and the linux distribution
*/
int prepare_linux_info()
{
#ifdef HAVE_SYS_UTSNAME_H
have_ubuf= (uname(&ubuf) != -1);
#endif
#ifdef TARGET_OS_LINUX
/*
let's try to find what linux distribution it is
we read *[-_]{release,version} file in /etc.
Either it will be /etc/lsb-release, such as
==> /etc/lsb-release <==
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=8.04
DISTRIB_CODENAME=hardy
DISTRIB_DESCRIPTION="Ubuntu 8.04.4 LTS"
Or a one-liner with the description (/etc/SuSE-release has more
than one line, but the description is the first, so it can be
treated as a one-liner).
We'll read lsb-release first, and if it's not found will search
for other files (*-version *-release *_version *_release)
*/
int fd;
have_distribution= false;
if ((fd= my_open("/etc/lsb-release", O_RDONLY, MYF(0))) != -1)
{
/* Cool, LSB-compliant distribution! */
size_t len= my_read(fd, (uchar*)distribution, sizeof(distribution)-1, MYF(0));
my_close(fd, MYF(0));
if (len != (size_t)-1)
{
distribution[len]= 0; // safety
char *found= strstr(distribution, "DISTRIB_DESCRIPTION=");
if (found)
{
have_distribution= true;
char *end= strstr(found, "\n");
if (end == NULL)
end= distribution + len;
found+= 20;
if (*found == '"' && end[-1] == '"')
{
found++;
end--;
}
*end= 0;
char *to= strmov(distribution, "lsb: ");
memmove(to, found, end - found + 1);
}
}
}
/* if not an LSB-compliant distribution */
for (uint i= 0; !have_distribution && i < array_elements(masks); i++)
{
glob_t found;
if (glob(masks[i], GLOB_NOSORT, NULL, &found) == 0)
{
int fd;
if ((fd= my_open(found.gl_pathv[0], O_RDONLY, MYF(0))) != -1)
{
/*
+5 and -8 below cut the file name part out of the
full pathname that corresponds to the mask as above.
*/
char *to= strmov(distribution, found.gl_pathv[0] + 5) - 8;
*to++= ':';
*to++= ' ';
size_t to_len= distribution + sizeof(distribution) - 1 - to;
size_t len= my_read(fd, (uchar*)to, to_len, MYF(0));
my_close(fd, MYF(0));
if (len != (size_t)-1)
{
to[len]= 0; // safety
char *end= strstr(to, "\n");
if (end)
*end= 0;
have_distribution= true;
}
}
}
globfree(&found);
}
#endif
return 0;
}
/**
Add the linux distribution and the kernel version
*/
int fill_linux_info(THD *thd, TABLE_LIST *tables)
{
#if defined(HAVE_SYS_UTSNAME_H) || defined(TARGET_OS_LINUX)
TABLE *table= tables->table;
CHARSET_INFO *cs= system_charset_info;
#endif
#ifdef HAVE_SYS_UTSNAME_H
if (have_ubuf)
{
INSERT1("Uname_sysname", (ubuf.sysname, (uint) strlen(ubuf.sysname), cs));
INSERT1("Uname_release", (ubuf.release, (uint) strlen(ubuf.release), cs));
INSERT1("Uname_version", (ubuf.version, (uint) strlen(ubuf.version), cs));
INSERT1("Uname_machine", (ubuf.machine, (uint) strlen(ubuf.machine), cs));
}
#endif
#ifdef TARGET_OS_LINUX
if (have_distribution)
INSERT1("Uname_distribution", (distribution, strlen(distribution), cs));
#endif
return 0;
}
/**
Adds varios bits of information to the I_S.FEEDBACK
*/
int fill_misc_data(THD *thd, TABLE_LIST *tables)
{
TABLE *table= tables->table;
INSERT1("Cpu_count", (my_getncpus(), UNSIGNED));
INSERT1("Mem_total", (my_getphysmem(), UNSIGNED));
INSERT1("Now", (thd->query_start(), UNSIGNED));
return 0;
}
int fill_collation_statistics(THD *thd, TABLE_LIST *tables)
{
TABLE *table= tables->table;
for (uint id= 1; id < MY_ALL_CHARSETS_SIZE; id++)
{
ulonglong count;
if (my_collation_is_known_id(id) &&
(count= my_collation_statistics_get_use_count(id)))
{
char name[MY_CS_NAME_SIZE + 32];
size_t namelen= my_snprintf(name, sizeof(name),
"Collation used %s",
get_charset_name(id));
INSERT2(name, namelen, (count, UNSIGNED));
}
}
return 0;
};
/**
calculates the server unique identifier
UID is a base64 encoded SHA1 hash of the MAC address of one of
the interfaces, and the tcp port that the server is listening on
*/
int calculate_server_uid(char *dest)
{
uchar rawbuf[2 + 6];
uchar shabuf[MY_SHA1_HASH_SIZE];
int2store(rawbuf, mysqld_port);
if (my_gethwaddr(rawbuf + 2))
{
sql_print_error("feedback plugin: failed to retrieve the MAC address");
return 1;
}
my_sha1((uint8*) shabuf, (char*) rawbuf, sizeof(rawbuf));
assert(my_base64_needed_encoded_length(sizeof(shabuf)) <= SERVER_UID_SIZE);
my_base64_encode(shabuf, sizeof(shabuf), dest);
return 0;
}
} // namespace feedback
|