2 * Copyright (c) 2009-2010 The FreeBSD Foundation
5 * This software was developed by Pawel Jakub Dawidek under sponsorship from
6 * the FreeBSD Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #include <sys/cdefs.h>
31 __FBSDID("$FreeBSD$");
33 #include <sys/param.h>
35 #include <sys/ioctl.h>
37 #include <sys/sysctl.h>
51 #include <activemap.h>
54 #include "hast_proto.h"
61 /* Path to configuration file. */
62 static const char *cfgpath = HAST_CONFIG;
63 /* Hastd configuration. */
64 static struct hastd_config *cfg;
65 /* Control connection. */
66 static struct proto_conn *controlconn;
82 "usage: %s create [-d] [-c config] [-e extentsize] [-k keepdirty]\n"
83 "\t\t[-m mediasize] name ...\n",
86 " %s role [-d] [-c config] <init | primary | secondary> all | name ...\n",
89 " %s list [-d] [-c config] [all | name ...]\n",
92 " %s status [-d] [-c config] [all | name ...]\n",
95 " %s dump [-d] [-c config] [all | name ...]\n",
101 create_one(struct hast_resource *res, intmax_t mediasize, intmax_t extentsize,
109 pjdlog_prefix_set("[%s] ", res->hr_name);
111 if (provinfo(res, true) == -1) {
116 mediasize = res->hr_local_mediasize;
117 else if (mediasize > res->hr_local_mediasize) {
118 pjdlog_error("Provided mediasize is larger than provider %s size.",
123 if (!powerof2(res->hr_local_sectorsize)) {
124 pjdlog_error("Sector size of provider %s is not power of 2 (%u).",
125 res->hr_localpath, res->hr_local_sectorsize);
130 extentsize = HAST_EXTENTSIZE;
131 if (extentsize < res->hr_local_sectorsize) {
132 pjdlog_error("Extent size (%jd) is less than sector size (%u).",
133 (intmax_t)extentsize, res->hr_local_sectorsize);
137 if ((extentsize % res->hr_local_sectorsize) != 0) {
138 pjdlog_error("Extent size (%jd) is not multiple of sector size (%u).",
139 (intmax_t)extentsize, res->hr_local_sectorsize);
143 mapsize = activemap_calc_ondisk_size(mediasize - METADATA_SIZE,
144 extentsize, res->hr_local_sectorsize);
146 keepdirty = HAST_KEEPDIRTY;
147 res->hr_datasize = mediasize - METADATA_SIZE - mapsize;
148 res->hr_extentsize = extentsize;
149 res->hr_keepdirty = keepdirty;
151 res->hr_localoff = METADATA_SIZE + mapsize;
153 if (metadata_write(res) == -1) {
157 buf = calloc(1, mapsize);
159 pjdlog_error("Unable to allocate %zu bytes of memory for initial bitmap.",
164 if (pwrite(res->hr_localfd, buf, mapsize, METADATA_SIZE) !=
166 pjdlog_errno(LOG_ERR, "Unable to store initial bitmap on %s",
174 if (res->hr_localfd >= 0)
175 close(res->hr_localfd);
176 pjdlog_prefix_set("%s", "");
181 control_create(int argc, char *argv[], intmax_t mediasize, intmax_t extentsize,
184 struct hast_resource *res;
187 /* Initialize the given resources. */
191 for (ii = 0; ii < argc; ii++) {
192 TAILQ_FOREACH(res, &cfg->hc_resources, hr_next) {
193 if (strcmp(argv[ii], res->hr_name) == 0)
197 pjdlog_error("Unknown resource %s.", argv[ii]);
202 ret = create_one(res, mediasize, extentsize, keepdirty);
203 if (ret != 0 && ec == 0)
210 dump_one(struct hast_resource *res)
214 ret = metadata_read(res, false);
218 printf("resource: %s\n", res->hr_name);
219 printf(" datasize: %ju (%NB)\n", (uintmax_t)res->hr_datasize,
220 (intmax_t)res->hr_datasize);
221 printf(" extentsize: %d (%NB)\n", res->hr_extentsize,
222 (intmax_t)res->hr_extentsize);
223 printf(" keepdirty: %d\n", res->hr_keepdirty);
224 printf(" localoff: %ju\n", (uintmax_t)res->hr_localoff);
225 printf(" resuid: %ju\n", (uintmax_t)res->hr_resuid);
226 printf(" localcnt: %ju\n", (uintmax_t)res->hr_primary_localcnt);
227 printf(" remotecnt: %ju\n", (uintmax_t)res->hr_primary_remotecnt);
228 printf(" prevrole: %s\n", role2str(res->hr_previous_role));
234 control_dump(int argc, char *argv[])
236 struct hast_resource *res;
239 /* Dump metadata of the given resource(s). */
242 if (argc == 0 || (argc == 1 && strcmp(argv[0], "all") == 0)) {
243 TAILQ_FOREACH(res, &cfg->hc_resources, hr_next) {
245 if (ret != 0 && ec == 0)
251 for (ii = 0; ii < argc; ii++) {
252 TAILQ_FOREACH(res, &cfg->hc_resources, hr_next) {
253 if (strcmp(argv[ii], res->hr_name) == 0)
257 pjdlog_error("Unknown resource %s.", argv[ii]);
263 if (ret != 0 && ec == 0)
271 control_set_role(struct nv *nv, const char *newrole)
273 const char *res, *oldrole;
279 for (ii = 0; ; ii++) {
280 res = nv_get_string(nv, "resource%u", ii);
283 pjdlog_prefix_set("[%s] ", res);
284 error = nv_get_int16(nv, "error%u", ii);
288 pjdlog_warning("Received error %d from hastd.", error);
291 oldrole = nv_get_string(nv, "role%u", ii);
292 if (strcmp(oldrole, newrole) == 0)
293 pjdlog_debug(2, "Role unchanged (%s).", oldrole);
295 pjdlog_debug(1, "Role changed from %s to %s.", oldrole,
299 pjdlog_prefix_set("%s", "");
304 control_status(struct nv *nv)
312 for (ii = 0; ; ii++) {
313 str = nv_get_string(nv, "resource%u", ii);
316 printf("%s:\n", str);
317 error = nv_get_int16(nv, "error%u", ii);
321 printf(" error: %d\n", error);
324 printf(" role: %s\n", nv_get_string(nv, "role%u", ii));
325 printf(" provname: %s\n",
326 nv_get_string(nv, "provname%u", ii));
327 printf(" localpath: %s\n",
328 nv_get_string(nv, "localpath%u", ii));
329 printf(" extentsize: %u (%NB)\n",
330 (unsigned int)nv_get_uint32(nv, "extentsize%u", ii),
331 (intmax_t)nv_get_uint32(nv, "extentsize%u", ii));
332 printf(" keepdirty: %u\n",
333 (unsigned int)nv_get_uint32(nv, "keepdirty%u", ii));
334 printf(" remoteaddr: %s\n",
335 nv_get_string(nv, "remoteaddr%u", ii));
336 str = nv_get_string(nv, "sourceaddr%u", ii);
338 printf(" sourceaddr: %s\n", str);
339 printf(" replication: %s\n",
340 nv_get_string(nv, "replication%u", ii));
341 str = nv_get_string(nv, "status%u", ii);
343 printf(" status: %s\n", str);
344 printf(" dirty: %ju (%NB)\n",
345 (uintmax_t)nv_get_uint64(nv, "dirty%u", ii),
346 (intmax_t)nv_get_uint64(nv, "dirty%u", ii));
347 printf(" statistics:\n");
348 printf(" reads: %ju\n",
349 (uintmax_t)nv_get_uint64(nv, "stat_read%u", ii));
350 printf(" writes: %ju\n",
351 (uintmax_t)nv_get_uint64(nv, "stat_write%u", ii));
352 printf(" deletes: %ju\n",
353 (uintmax_t)nv_get_uint64(nv, "stat_delete%u", ii));
354 printf(" flushes: %ju\n",
355 (uintmax_t)nv_get_uint64(nv, "stat_flush%u", ii));
356 printf(" activemap updates: %ju\n",
357 (uintmax_t)nv_get_uint64(nv, "stat_activemap_update%u", ii));
358 printf(" local errors: "
359 "read: %ju, write: %ju, delete: %ju, flush: %ju\n",
360 (uintmax_t)nv_get_uint64(nv, "stat_read_error%u", ii),
361 (uintmax_t)nv_get_uint64(nv, "stat_write_error%u", ii),
362 (uintmax_t)nv_get_uint64(nv, "stat_delete_error%u", ii),
363 (uintmax_t)nv_get_uint64(nv, "stat_flush_error%u", ii));
369 main(int argc, char *argv[])
372 int64_t mediasize, extentsize, keepdirty;
373 int cmd, debug, error, ii;
377 mediasize = extentsize = keepdirty = 0;
382 if (strcmp(argv[1], "create") == 0) {
384 optstr = "c:de:k:m:h";
385 } else if (strcmp(argv[1], "role") == 0) {
388 } else if (strcmp(argv[1], "list") == 0) {
391 } else if (strcmp(argv[1], "status") == 0) {
394 } else if (strcmp(argv[1], "dump") == 0) {
406 ch = getopt(argc, argv, optstr);
417 if (expand_number(optarg, &extentsize) == -1)
418 errx(EX_USAGE, "Invalid extentsize");
421 if (expand_number(optarg, &keepdirty) == -1)
422 errx(EX_USAGE, "Invalid keepdirty");
425 if (expand_number(optarg, &mediasize) == -1)
426 errx(EX_USAGE, "Invalid mediasize");
444 pjdlog_init(PJDLOG_MODE_STD);
445 pjdlog_debug_set(debug);
447 cfg = yy_config_parse(cfgpath, true);
448 PJDLOG_ASSERT(cfg != NULL);
452 control_create(argc, argv, mediasize, extentsize, keepdirty);
454 PJDLOG_ABORT("What are we doing here?!");
457 /* Dump metadata from local component of the given resource. */
458 control_dump(argc, argv);
460 PJDLOG_ABORT("What are we doing here?!");
463 /* Change role for the given resources. */
467 nv_add_uint8(nv, HASTCTL_CMD_SETROLE, "cmd");
468 if (strcmp(argv[0], "init") == 0)
469 nv_add_uint8(nv, HAST_ROLE_INIT, "role");
470 else if (strcmp(argv[0], "primary") == 0)
471 nv_add_uint8(nv, HAST_ROLE_PRIMARY, "role");
472 else if (strcmp(argv[0], "secondary") == 0)
473 nv_add_uint8(nv, HAST_ROLE_SECONDARY, "role");
476 for (ii = 0; ii < argc - 1; ii++)
477 nv_add_string(nv, argv[ii + 1], "resource%d", ii);
481 /* Obtain status of the given resources. */
483 nv_add_uint8(nv, HASTCTL_CMD_STATUS, "cmd");
485 nv_add_string(nv, "all", "resource%d", 0);
487 for (ii = 0; ii < argc; ii++)
488 nv_add_string(nv, argv[ii], "resource%d", ii);
492 PJDLOG_ABORT("Impossible command!");
495 /* Setup control connection... */
496 if (proto_client(NULL, cfg->hc_controladdr, &controlconn) == -1) {
497 pjdlog_exit(EX_OSERR,
498 "Unable to setup control connection to %s",
499 cfg->hc_controladdr);
501 /* ...and connect to hastd. */
502 if (proto_connect(controlconn, HAST_TIMEOUT) == -1) {
503 pjdlog_exit(EX_OSERR, "Unable to connect to hastd via %s",
504 cfg->hc_controladdr);
507 if (drop_privs(NULL) != 0)
510 /* Send the command to the server... */
511 if (hast_proto_send(NULL, controlconn, nv, NULL, 0) == -1) {
512 pjdlog_exit(EX_UNAVAILABLE,
513 "Unable to send command to hastd via %s",
514 cfg->hc_controladdr);
517 /* ...and receive reply. */
518 if (hast_proto_recv_hdr(controlconn, &nv) == -1) {
519 pjdlog_exit(EX_UNAVAILABLE,
520 "cannot receive reply from hastd via %s",
521 cfg->hc_controladdr);
524 error = nv_get_int16(nv, "error");
526 pjdlog_exitx(EX_SOFTWARE, "Error %d received from hastd.",
533 error = control_set_role(nv, argv[0]);
537 error = control_status(nv);
540 PJDLOG_ABORT("Impossible command!");