fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/zfs_context.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/spa.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/dmu.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/txg.h>

2fdbea25c2ba89186b8a6b7c6840ebc9f4dff245Aleksandr Guzovskiy#include <sys/dbuf.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/zap.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/dmu_objset.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/poll.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/stat.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/time.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/wait.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/mman.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/resource.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/zio.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/zio_checksum.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/zio_compress.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/zil.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/vdev_impl.h>

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick#include <sys/vdev_file.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/spa_impl.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/dsl_prop.h>

4f5064b73b1cc9de1d0f1a2ae700d519d4d565dfMark J Musante#include <sys/dsl_dataset.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/refcount.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <stdio.h>

004388ebfdfe2ed7dfd2d153a876dfcc22d2c006casper#include <stdio_ext.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <stdlib.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <unistd.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <signal.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <umem.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <dlfcn.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <ctype.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <math.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens#include <sys/fs/zfs.h>

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic char cmdname[] = "ztest";

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic char *zopt_pool = cmdname;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic uint64_t zopt_vdevs = 5;

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic uint64_t zopt_vdevtime;

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwickstatic int zopt_ashift = SPA_MINBLOCKSHIFT;

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int zopt_mirrors = 2;

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int zopt_raidz = 4;

99653d4ee642c6528e88224f12409a5f23060994eschrockstatic int zopt_raidz_parity = 1;

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic size_t zopt_vdev_size = SPA_MINDEVSIZE;

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwickstatic int zopt_datasets = 7;

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int zopt_threads = 23;

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic uint64_t zopt_passtime = 60; /* 60 seconds */

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic uint64_t zopt_killrate = 70; /* 70% kill rate */

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int zopt_verbose = 0;

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int zopt_init = 1;

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic char *zopt_dir = "/tmp";

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic uint64_t zopt_time = 300; /* 5 minutes */

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int zopt_maxfaults;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

e05725b117836db173257fae43fb0746eb857fb5bonwicktypedef struct ztest_block_tag {

e05725b117836db173257fae43fb0746eb857fb5bonwick uint64_t bt_objset;

e05725b117836db173257fae43fb0746eb857fb5bonwick uint64_t bt_object;

e05725b117836db173257fae43fb0746eb857fb5bonwick uint64_t bt_offset;

e05725b117836db173257fae43fb0746eb857fb5bonwick uint64_t bt_txg;

e05725b117836db173257fae43fb0746eb857fb5bonwick uint64_t bt_thread;

e05725b117836db173257fae43fb0746eb857fb5bonwick uint64_t bt_seq;

e05725b117836db173257fae43fb0746eb857fb5bonwick} ztest_block_tag_t;

e05725b117836db173257fae43fb0746eb857fb5bonwick

fa9e4066f08beec538e775443c5be79dd423fcabahrenstypedef struct ztest_args {

e05725b117836db173257fae43fb0746eb857fb5bonwick char za_pool[MAXNAMELEN];

e05725b117836db173257fae43fb0746eb857fb5bonwick spa_t *za_spa;

fa9e4066f08beec538e775443c5be79dd423fcabahrens objset_t *za_os;

fa9e4066f08beec538e775443c5be79dd423fcabahrens zilog_t *za_zilog;

fa9e4066f08beec538e775443c5be79dd423fcabahrens thread_t za_thread;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t za_instance;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t za_random;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t za_diroff;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t za_diroff_shared;

ea8dc4b6d2251b437950c0056bc626b311c73c27eschrock uint64_t za_zil_seq;

fa9e4066f08beec538e775443c5be79dd423fcabahrens hrtime_t za_start;

fa9e4066f08beec538e775443c5be79dd423fcabahrens hrtime_t za_stop;

fa9e4066f08beec538e775443c5be79dd423fcabahrens hrtime_t za_kill;

e05725b117836db173257fae43fb0746eb857fb5bonwick /*

e05725b117836db173257fae43fb0746eb857fb5bonwick ztest_block_tag_t za_rbt;

e05725b117836db173257fae43fb0746eb857fb5bonwick ztest_block_tag_t za_wbt;

e05725b117836db173257fae43fb0746eb857fb5bonwick dmu_object_info_t za_doi;

e05725b117836db173257fae43fb0746eb857fb5bonwick dmu_buf_t *za_dbuf;

fa9e4066f08beec538e775443c5be79dd423fcabahrens} ztest_args_t;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrenstypedef void ztest_func_t(ztest_args_t *);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_dmu_read_write;

2fdbea25c2ba89186b8a6b7c6840ebc9f4dff245Aleksandr Guzovskiyztest_func_t ztest_dmu_read_write_zcopy;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_dmu_write_parallel;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_dmu_object_alloc_free;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_zap;

12a2833a0260ba374a4e6d8225376193e908784aSanjeev Bagewadiztest_func_t ztest_fzap;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_zap_parallel;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_traverse;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_dsl_prop_get_set;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_dmu_objset_create_destroy;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_dmu_snapshot_create_destroy;

4f5064b73b1cc9de1d0f1a2ae700d519d4d565dfMark J Musanteztest_func_t ztest_dsl_dataset_promote_busy;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_spa_create_destroy;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_fault_inject;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwickztest_func_t ztest_spa_rename;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_vdev_attach_detach;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_vdev_LUN_growth;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_vdev_add_remove;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwickztest_func_t ztest_vdev_aux_add_remove;

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_func_t ztest_scrub;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrenstypedef struct ztest_info {

fa9e4066f08beec538e775443c5be79dd423fcabahrens ztest_func_t *zi_func; /* test function */

e05725b117836db173257fae43fb0746eb857fb5bonwick uint64_t zi_iters; /* iterations per execution */

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t *zi_interval; /* execute every <interval> seconds */

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t zi_calls; /* per-pass count */

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t zi_call_time; /* per-pass time */

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t zi_call_total; /* cumulative total */

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t zi_call_target; /* target cumulative total */

fa9e4066f08beec538e775443c5be79dd423fcabahrens} ztest_info_t;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensuint64_t zopt_always = 0; /* all the time */

fa9e4066f08beec538e775443c5be79dd423fcabahrensuint64_t zopt_often = 1; /* every second */

fa9e4066f08beec538e775443c5be79dd423fcabahrensuint64_t zopt_sometimes = 10; /* every 10 seconds */

fa9e4066f08beec538e775443c5be79dd423fcabahrensuint64_t zopt_rarely = 60; /* every 60 seconds */

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_info_t ztest_info[] = {

e05725b117836db173257fae43fb0746eb857fb5bonwick { ztest_dmu_read_write, 1, &zopt_always },

2fdbea25c2ba89186b8a6b7c6840ebc9f4dff245Aleksandr Guzovskiy { ztest_dmu_read_write_zcopy, 1, &zopt_always },

e05725b117836db173257fae43fb0746eb857fb5bonwick { ztest_dmu_write_parallel, 30, &zopt_always },

e05725b117836db173257fae43fb0746eb857fb5bonwick { ztest_dmu_object_alloc_free, 1, &zopt_always },

e05725b117836db173257fae43fb0746eb857fb5bonwick { ztest_zap, 30, &zopt_always },

12a2833a0260ba374a4e6d8225376193e908784aSanjeev Bagewadi { ztest_fzap, 30, &zopt_always },

e05725b117836db173257fae43fb0746eb857fb5bonwick { ztest_zap_parallel, 100, &zopt_always },

e05725b117836db173257fae43fb0746eb857fb5bonwick { ztest_dsl_prop_get_set, 1, &zopt_sometimes },

088f389458728c464569a5506b58070254fa4f7dahrens { ztest_dmu_objset_create_destroy, 1, &zopt_sometimes },

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick { ztest_dmu_snapshot_create_destroy, 1, &zopt_sometimes },

088f389458728c464569a5506b58070254fa4f7dahrens { ztest_spa_create_destroy, 1, &zopt_sometimes },

e05725b117836db173257fae43fb0746eb857fb5bonwick { ztest_fault_inject, 1, &zopt_sometimes },

e05725b117836db173257fae43fb0746eb857fb5bonwick { ztest_spa_rename, 1, &zopt_rarely },

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick { ztest_vdev_attach_detach, 1, &zopt_rarely },

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick { ztest_vdev_LUN_growth, 1, &zopt_rarely },

b2d22b66bc47a107891381986ae05e32ff517d10George Wilson { ztest_dsl_dataset_promote_busy, 1, &zopt_rarely },

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick { ztest_vdev_add_remove, 1, &zopt_vdevtime },

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick { ztest_vdev_aux_add_remove, 1, &zopt_vdevtime },

e05725b117836db173257fae43fb0746eb857fb5bonwick { ztest_scrub, 1, &zopt_vdevtime },

fa9e4066f08beec538e775443c5be79dd423fcabahrens};

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens#define ZTEST_FUNCS (sizeof (ztest_info) / sizeof (ztest_info_t))

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens#define ZTEST_SYNC_LOCKS 16

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrenstypedef struct ztest_shared {

fa9e4066f08beec538e775443c5be79dd423fcabahrens mutex_t zs_vdev_lock;

fa9e4066f08beec538e775443c5be79dd423fcabahrens rwlock_t zs_name_lock;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t zs_vdev_primaries;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick uint64_t zs_vdev_aux;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t zs_enospc_count;

fa9e4066f08beec538e775443c5be79dd423fcabahrens hrtime_t zs_start_time;

fa9e4066f08beec538e775443c5be79dd423fcabahrens hrtime_t zs_stop_time;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t zs_alloc;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t zs_space;

fa9e4066f08beec538e775443c5be79dd423fcabahrens ztest_info_t zs_info[ZTEST_FUNCS];

fa9e4066f08beec538e775443c5be79dd423fcabahrens mutex_t zs_sync_lock[ZTEST_SYNC_LOCKS];

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t zs_seq[ZTEST_SYNC_LOCKS];

fa9e4066f08beec538e775443c5be79dd423fcabahrens} ztest_shared_t;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic char ztest_dev_template[] = "%s/%s.%llua";

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwickstatic char ztest_aux_template[] = "%s/%s.%s.%llu";

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic ztest_shared_t *ztest_shared;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int ztest_random_fd;

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int ztest_dump_core = 1;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

d6e555bdd793b8bc8fe57d5f12c3d69c813d0661George Wilsonstatic uint64_t metaslab_sz;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwickstatic boolean_t ztest_exiting;

0a4e9518a44f226be6d39383330b5b1792d2f184gw

e05725b117836db173257fae43fb0746eb857fb5bonwickextern uint64_t metaslab_gang_bang;

d6e555bdd793b8bc8fe57d5f12c3d69c813d0661George Wilsonextern uint64_t metaslab_df_alloc_threshold;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens#define ZTEST_DIROBJ 1

fa9e4066f08beec538e775443c5be79dd423fcabahrens#define ZTEST_MICROZAP_OBJ 2

fa9e4066f08beec538e775443c5be79dd423fcabahrens#define ZTEST_FATZAP_OBJ 3

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens#define ZTEST_DIROBJ_BLOCKSIZE (1 << 10)

fa9e4066f08beec538e775443c5be79dd423fcabahrens#define ZTEST_DIRSIZE 256

fa9e4066f08beec538e775443c5be79dd423fcabahrens

1ce825d872d2e7c96109ee3b5dbb6036ae4118d7rafstatic void usage(boolean_t) __NORETURN;

f1b4288b3b466065edd5eb9868399db6a4ff283evb

fa9e4066f08beec538e775443c5be79dd423fcabahrensconst char *

fa9e4066f08beec538e775443c5be79dd423fcabahrens_umem_debug_init()

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens return ("default,verbose"); /* $UMEM_DEBUG setting */

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensconst char *

fa9e4066f08beec538e775443c5be79dd423fcabahrens_umem_logging_init(void)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens return ("fail,contents"); /* $UMEM_LOGGING setting */

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens#define FATAL_MSG_SZ 1024

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrenschar *fatal_msg;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic void

fa9e4066f08beec538e775443c5be79dd423fcabahrensfatal(int do_perror, char *message, ...)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens va_list args;

fa9e4066f08beec538e775443c5be79dd423fcabahrens int save_errno = errno;

fa9e4066f08beec538e775443c5be79dd423fcabahrens char buf[FATAL_MSG_SZ];

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) fflush(stdout);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens va_start(args, message);

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) sprintf(buf, "ztest: ");

fa9e4066f08beec538e775443c5be79dd423fcabahrens /* LINTED */

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) vsprintf(buf + strlen(buf), message, args);

fa9e4066f08beec538e775443c5be79dd423fcabahrens va_end(args);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (do_perror) {

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) snprintf(buf + strlen(buf), FATAL_MSG_SZ - strlen(buf),

fa9e4066f08beec538e775443c5be79dd423fcabahrens ": %s", strerror(save_errno));

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) fprintf(stderr, "%s\n", buf);

fa9e4066f08beec538e775443c5be79dd423fcabahrens fatal_msg = buf; /* to ease debugging */

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (ztest_dump_core)

fa9e4066f08beec538e775443c5be79dd423fcabahrens abort();

fa9e4066f08beec538e775443c5be79dd423fcabahrens exit(3);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int

fa9e4066f08beec538e775443c5be79dd423fcabahrensstr2shift(const char *buf)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens const char *ends = "BKMGTPEZ";

fa9e4066f08beec538e775443c5be79dd423fcabahrens int i;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (buf[0] == '\0')

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens for (i = 0; i < strlen(ends); i++) {

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (toupper(buf[0]) == ends[i])

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

f1b4288b3b466065edd5eb9868399db6a4ff283evb if (i == strlen(ends)) {

f1b4288b3b466065edd5eb9868399db6a4ff283evb (void) fprintf(stderr, "ztest: invalid bytes suffix: %s\n",

f1b4288b3b466065edd5eb9868399db6a4ff283evb buf);

f1b4288b3b466065edd5eb9868399db6a4ff283evb usage(B_FALSE);

f1b4288b3b466065edd5eb9868399db6a4ff283evb }

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (buf[1] == '\0' || (toupper(buf[1]) == 'B' && buf[2] == '\0')) {

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (10*i);

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

f1b4288b3b466065edd5eb9868399db6a4ff283evb (void) fprintf(stderr, "ztest: invalid bytes suffix: %s\n", buf);

f1b4288b3b466065edd5eb9868399db6a4ff283evb usage(B_FALSE);

f1b4288b3b466065edd5eb9868399db6a4ff283evb /* NOTREACHED */

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic uint64_t

fa9e4066f08beec538e775443c5be79dd423fcabahrensnicenumtoull(const char *buf)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens char *end;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t val;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens val = strtoull(buf, &end, 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (end == buf) {

f1b4288b3b466065edd5eb9868399db6a4ff283evb (void) fprintf(stderr, "ztest: bad numeric value: %s\n", buf);

f1b4288b3b466065edd5eb9868399db6a4ff283evb usage(B_FALSE);

fa9e4066f08beec538e775443c5be79dd423fcabahrens } else if (end[0] == '.') {

fa9e4066f08beec538e775443c5be79dd423fcabahrens double fval = strtod(buf, &end);

fa9e4066f08beec538e775443c5be79dd423fcabahrens fval *= pow(2, str2shift(end));

f1b4288b3b466065edd5eb9868399db6a4ff283evb if (fval > UINT64_MAX) {

f1b4288b3b466065edd5eb9868399db6a4ff283evb (void) fprintf(stderr, "ztest: value too large: %s\n",

f1b4288b3b466065edd5eb9868399db6a4ff283evb buf);

f1b4288b3b466065edd5eb9868399db6a4ff283evb usage(B_FALSE);

f1b4288b3b466065edd5eb9868399db6a4ff283evb }

fa9e4066f08beec538e775443c5be79dd423fcabahrens val = (uint64_t)fval;

fa9e4066f08beec538e775443c5be79dd423fcabahrens } else {

fa9e4066f08beec538e775443c5be79dd423fcabahrens int shift = str2shift(end);

f1b4288b3b466065edd5eb9868399db6a4ff283evb if (shift >= 64 || (val << shift) >> shift != val) {

f1b4288b3b466065edd5eb9868399db6a4ff283evb (void) fprintf(stderr, "ztest: value too large: %s\n",

f1b4288b3b466065edd5eb9868399db6a4ff283evb buf);

f1b4288b3b466065edd5eb9868399db6a4ff283evb usage(B_FALSE);

f1b4288b3b466065edd5eb9868399db6a4ff283evb }

fa9e4066f08beec538e775443c5be79dd423fcabahrens val <<= shift;

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (val);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic void

f1b4288b3b466065edd5eb9868399db6a4ff283evbusage(boolean_t requested)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens char nice_vdev_size[10];

fa9e4066f08beec538e775443c5be79dd423fcabahrens char nice_gang_bang[10];

f1b4288b3b466065edd5eb9868399db6a4ff283evb FILE *fp = requested ? stdout : stderr;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens nicenum(zopt_vdev_size, nice_vdev_size);

e05725b117836db173257fae43fb0746eb857fb5bonwick nicenum(metaslab_gang_bang, nice_gang_bang);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

f1b4288b3b466065edd5eb9868399db6a4ff283evb (void) fprintf(fp, "Usage: %s\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-v vdevs (default: %llu)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-s size_of_each_vdev (default: %s)]\n"

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick "\t[-a alignment_shift (default: %d) (use 0 for random)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-m mirror_copies (default: %d)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-r raidz_disks (default: %d)]\n"

99653d4ee642c6528e88224f12409a5f23060994eschrock "\t[-R raidz_parity (default: %d)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-d datasets (default: %d)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-t threads (default: %d)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-g gang_block_threshold (default: %s)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-i initialize pool i times (default: %d)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-k kill percentage (default: %llu%%)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-p pool_name (default: %s)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-f file directory for vdev files (default: %s)]\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-V(erbose)] (use multiple times for ever more blather)\n"

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick "\t[-E(xisting)] (use existing pool instead of creating new one)\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-T time] total run time (default: %llu sec)\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "\t[-P passtime] time per pass (default: %llu sec)\n"

f1b4288b3b466065edd5eb9868399db6a4ff283evb "\t[-h] (print help)\n"

fa9e4066f08beec538e775443c5be79dd423fcabahrens "",

fa9e4066f08beec538e775443c5be79dd423fcabahrens cmdname,

0a4e9518a44f226be6d39383330b5b1792d2f184gw (u_longlong_t)zopt_vdevs, /* -v */

0a4e9518a44f226be6d39383330b5b1792d2f184gw nice_vdev_size, /* -s */

0a4e9518a44f226be6d39383330b5b1792d2f184gw zopt_ashift, /* -a */

0a4e9518a44f226be6d39383330b5b1792d2f184gw zopt_mirrors, /* -m */

0a4e9518a44f226be6d39383330b5b1792d2f184gw zopt_raidz, /* -r */

0a4e9518a44f226be6d39383330b5b1792d2f184gw zopt_raidz_parity, /* -R */

0a4e9518a44f226be6d39383330b5b1792d2f184gw zopt_datasets, /* -d */

0a4e9518a44f226be6d39383330b5b1792d2f184gw zopt_threads, /* -t */

0a4e9518a44f226be6d39383330b5b1792d2f184gw nice_gang_bang, /* -g */

0a4e9518a44f226be6d39383330b5b1792d2f184gw zopt_init, /* -i */

0a4e9518a44f226be6d39383330b5b1792d2f184gw (u_longlong_t)zopt_killrate, /* -k */

0a4e9518a44f226be6d39383330b5b1792d2f184gw zopt_pool, /* -p */

0a4e9518a44f226be6d39383330b5b1792d2f184gw zopt_dir, /* -f */

0a4e9518a44f226be6d39383330b5b1792d2f184gw (u_longlong_t)zopt_time, /* -T */

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick (u_longlong_t)zopt_passtime); /* -P */

f1b4288b3b466065edd5eb9868399db6a4ff283evb exit(requested ? 0 : 1);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic uint64_t

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_random(uint64_t range)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t r;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (range == 0)

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (read(ztest_random_fd, &r, sizeof (r)) != sizeof (r))

fa9e4066f08beec538e775443c5be79dd423fcabahrens fatal(1, "short read from /dev/urandom");

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (r % range);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic void

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_record_enospc(char *s)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens ztest_shared->zs_enospc_count++;

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic void

fa9e4066f08beec538e775443c5be79dd423fcabahrensprocess_options(int argc, char **argv)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens int opt;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t value;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /* By default, test gang blocks for blocks 32K and greater */

e05725b117836db173257fae43fb0746eb857fb5bonwick metaslab_gang_bang = 32 << 10;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens while ((opt = getopt(argc, argv,

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick "v:s:a:m:r:R:d:t:g:i:k:p:f:VET:P:h")) != EOF) {

fa9e4066f08beec538e775443c5be79dd423fcabahrens value = 0;

fa9e4066f08beec538e775443c5be79dd423fcabahrens switch (opt) {

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'v':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 's':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'a':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'm':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'r':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'R':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'd':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 't':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'g':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'i':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'k':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'T':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'P':

fa9e4066f08beec538e775443c5be79dd423fcabahrens value = nicenumtoull(optarg);

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens switch (opt) {

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'v':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_vdevs = value;

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 's':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_vdev_size = MAX(SPA_MINDEVSIZE, value);

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'a':

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick zopt_ashift = value;

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'm':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_mirrors = value;

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'r':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_raidz = MAX(1, value);

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'R':

f94275ce205810a201404c5f35f4cc96057022b1Adam Leventhal zopt_raidz_parity = MIN(MAX(value, 1), 3);

99653d4ee642c6528e88224f12409a5f23060994eschrock break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'd':

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick zopt_datasets = MAX(1, value);

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 't':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_threads = MAX(1, value);

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'g':

e05725b117836db173257fae43fb0746eb857fb5bonwick metaslab_gang_bang = MAX(SPA_MINBLOCKSIZE << 1, value);

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'i':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_init = value;

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'k':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_killrate = value;

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'p':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_pool = strdup(optarg);

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'f':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_dir = strdup(optarg);

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'V':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_verbose++;

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'E':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_init = 0;

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'T':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_time = value;

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'P':

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_passtime = MAX(1, value);

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case 'h':

f1b4288b3b466065edd5eb9868399db6a4ff283evb usage(B_TRUE);

f1b4288b3b466065edd5eb9868399db6a4ff283evb break;

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock case '?':

3d7072f8bd27709dba14f6fe336f149d25d9e207eschrock default:

f1b4288b3b466065edd5eb9868399db6a4ff283evb usage(B_FALSE);

fa9e4066f08beec538e775443c5be79dd423fcabahrens break;

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

99653d4ee642c6528e88224f12409a5f23060994eschrock zopt_raidz_parity = MIN(zopt_raidz_parity, zopt_raidz - 1);

99653d4ee642c6528e88224f12409a5f23060994eschrock

fa9e4066f08beec538e775443c5be79dd423fcabahrens zopt_vdevtime = (zopt_vdevs > 0 ? zopt_time / zopt_vdevs : UINT64_MAX);

99653d4ee642c6528e88224f12409a5f23060994eschrock zopt_maxfaults = MAX(zopt_mirrors, 1) * (zopt_raidz_parity + 1) - 1;

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwickstatic uint64_t

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwickztest_get_ashift(void)

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick{

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick if (zopt_ashift == 0)

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick return (SPA_MINBLOCKSHIFT + ztest_random(3));

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick return (zopt_ashift);

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick}

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic nvlist_t *

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwickmake_vdev_file(char *path, char *aux, size_t size, uint64_t ashift)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick char pathbuf[MAXPATHLEN];

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t vdev;

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_t *file;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (ashift == 0)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick ashift = ztest_get_ashift();

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (path == NULL) {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick path = pathbuf;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (aux != NULL) {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick vdev = ztest_shared->zs_vdev_aux;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick (void) sprintf(path, ztest_aux_template,

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick zopt_dir, zopt_pool, aux, vdev);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick } else {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick vdev = ztest_shared->zs_vdev_primaries++;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick (void) sprintf(path, ztest_dev_template,

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick zopt_dir, zopt_pool, vdev);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick }

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick }

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (size != 0) {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick int fd = open(path, O_RDWR | O_CREAT | O_TRUNC, 0666);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (fd == -1)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick fatal(1, "can't open %s", path);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (ftruncate(fd, size) != 0)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick fatal(1, "can't ftruncate %s", path);

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) close(fd);

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_alloc(&file, NV_UNIQUE_NAME, 0) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_add_string(file, ZPOOL_CONFIG_TYPE, VDEV_TYPE_FILE) == 0);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick VERIFY(nvlist_add_string(file, ZPOOL_CONFIG_PATH, path) == 0);

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick VERIFY(nvlist_add_uint64(file, ZPOOL_CONFIG_ASHIFT, ashift) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (file);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic nvlist_t *

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwickmake_vdev_raidz(char *path, char *aux, size_t size, uint64_t ashift, int r)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_t *raidz, **child;

fa9e4066f08beec538e775443c5be79dd423fcabahrens int c;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (r < 2)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick return (make_vdev_file(path, aux, size, ashift));

fa9e4066f08beec538e775443c5be79dd423fcabahrens child = umem_alloc(r * sizeof (nvlist_t *), UMEM_NOFAIL);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens for (c = 0; c < r; c++)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick child[c] = make_vdev_file(path, aux, size, ashift);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_alloc(&raidz, NV_UNIQUE_NAME, 0) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_add_string(raidz, ZPOOL_CONFIG_TYPE,

fa9e4066f08beec538e775443c5be79dd423fcabahrens VDEV_TYPE_RAIDZ) == 0);

99653d4ee642c6528e88224f12409a5f23060994eschrock VERIFY(nvlist_add_uint64(raidz, ZPOOL_CONFIG_NPARITY,

99653d4ee642c6528e88224f12409a5f23060994eschrock zopt_raidz_parity) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_add_nvlist_array(raidz, ZPOOL_CONFIG_CHILDREN,

fa9e4066f08beec538e775443c5be79dd423fcabahrens child, r) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens for (c = 0; c < r; c++)

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_free(child[c]);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens umem_free(child, r * sizeof (nvlist_t *));

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (raidz);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic nvlist_t *

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwickmake_vdev_mirror(char *path, char *aux, size_t size, uint64_t ashift,

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick int r, int m)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_t *mirror, **child;

fa9e4066f08beec538e775443c5be79dd423fcabahrens int c;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (m < 1)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick return (make_vdev_raidz(path, aux, size, ashift, r));

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens child = umem_alloc(m * sizeof (nvlist_t *), UMEM_NOFAIL);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens for (c = 0; c < m; c++)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick child[c] = make_vdev_raidz(path, aux, size, ashift, r);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_alloc(&mirror, NV_UNIQUE_NAME, 0) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_add_string(mirror, ZPOOL_CONFIG_TYPE,

fa9e4066f08beec538e775443c5be79dd423fcabahrens VDEV_TYPE_MIRROR) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_add_nvlist_array(mirror, ZPOOL_CONFIG_CHILDREN,

fa9e4066f08beec538e775443c5be79dd423fcabahrens child, m) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens for (c = 0; c < m; c++)

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_free(child[c]);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens umem_free(child, m * sizeof (nvlist_t *));

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (mirror);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic nvlist_t *

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwickmake_vdev_root(char *path, char *aux, size_t size, uint64_t ashift,

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick int log, int r, int m, int t)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_t *root, **child;

fa9e4066f08beec538e775443c5be79dd423fcabahrens int c;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens ASSERT(t > 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens child = umem_alloc(t * sizeof (nvlist_t *), UMEM_NOFAIL);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick for (c = 0; c < t; c++) {

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick child[c] = make_vdev_mirror(path, aux, size, ashift, r, m);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick VERIFY(nvlist_add_uint64(child[c], ZPOOL_CONFIG_IS_LOG,

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick log) == 0);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_alloc(&root, NV_UNIQUE_NAME, 0) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens VERIFY(nvlist_add_string(root, ZPOOL_CONFIG_TYPE, VDEV_TYPE_ROOT) == 0);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick VERIFY(nvlist_add_nvlist_array(root, aux ? aux : ZPOOL_CONFIG_CHILDREN,

fa9e4066f08beec538e775443c5be79dd423fcabahrens child, t) == 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens for (c = 0; c < t; c++)

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_free(child[c]);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens umem_free(child, t * sizeof (nvlist_t *));

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (root);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic void

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_set_random_blocksize(objset_t *os, uint64_t object, dmu_tx_t *tx)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens int bs = SPA_MINBLOCKSHIFT +

fa9e4066f08beec538e775443c5be79dd423fcabahrens ztest_random(SPA_MAXBLOCKSHIFT - SPA_MINBLOCKSHIFT + 1);

fa9e4066f08beec538e775443c5be79dd423fcabahrens int ibs = DN_MIN_INDBLKSHIFT +

fa9e4066f08beec538e775443c5be79dd423fcabahrens ztest_random(DN_MAX_INDBLKSHIFT - DN_MIN_INDBLKSHIFT + 1);

fa9e4066f08beec538e775443c5be79dd423fcabahrens int error;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens error = dmu_object_set_blocksize(os, object, 1ULL << bs, ibs, tx);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (error) {

fa9e4066f08beec538e775443c5be79dd423fcabahrens char osname[300];

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_objset_name(os, osname);

fa9e4066f08beec538e775443c5be79dd423fcabahrens fatal(0, "dmu_object_set_blocksize('%s', %llu, %d, %d) = %d",

fa9e4066f08beec538e775443c5be79dd423fcabahrens osname, object, 1 << bs, ibs, error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic uint8_t

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_random_checksum(void)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint8_t checksum;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens do {

fa9e4066f08beec538e775443c5be79dd423fcabahrens checksum = ztest_random(ZIO_CHECKSUM_FUNCTIONS);

fa9e4066f08beec538e775443c5be79dd423fcabahrens } while (zio_checksum_table[checksum].ci_zbt);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (checksum == ZIO_CHECKSUM_OFF)

fa9e4066f08beec538e775443c5be79dd423fcabahrens checksum = ZIO_CHECKSUM_ON;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (checksum);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic uint8_t

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_random_compress(void)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens return ((uint8_t)ztest_random(ZIO_COMPRESS_FUNCTIONS));

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int

1209a471b5681c43d839d4b890f708f500da7346Neil Perrinztest_replay_create(objset_t *os, lr_create_t *lr, boolean_t byteswap)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_tx_t *tx;

fa9e4066f08beec538e775443c5be79dd423fcabahrens int error;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (byteswap)

fa9e4066f08beec538e775443c5be79dd423fcabahrens byteswap_uint64_array(lr, sizeof (*lr));

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens tx = dmu_tx_create(os);

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_tx_hold_bonus(tx, DMU_NEW_OBJECT);

1209a471b5681c43d839d4b890f708f500da7346Neil Perrin error = dmu_tx_assign(tx, TXG_WAIT);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (error) {

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_tx_abort(tx);

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens error = dmu_object_claim(os, lr->lr_doid, lr->lr_mode, 0,

fa9e4066f08beec538e775443c5be79dd423fcabahrens DMU_OT_NONE, 0, tx);

99653d4ee642c6528e88224f12409a5f23060994eschrock ASSERT3U(error, ==, 0);

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_tx_commit(tx);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (zopt_verbose >= 5) {

fa9e4066f08beec538e775443c5be79dd423fcabahrens char osname[MAXNAMELEN];

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_objset_name(os, osname);

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) printf("replay create of %s object %llu"

fa9e4066f08beec538e775443c5be79dd423fcabahrens " in txg %llu = %d\n",

fa9e4066f08beec538e775443c5be79dd423fcabahrens osname, (u_longlong_t)lr->lr_doid,

1209a471b5681c43d839d4b890f708f500da7346Neil Perrin (u_longlong_t)dmu_tx_get_txg(tx), error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensstatic int

1209a471b5681c43d839d4b890f708f500da7346Neil Perrinztest_replay_remove(objset_t *os, lr_remove_t *lr, boolean_t byteswap)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_tx_t *tx;

fa9e4066f08beec538e775443c5be79dd423fcabahrens int error;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (byteswap)

fa9e4066f08beec538e775443c5be79dd423fcabahrens byteswap_uint64_array(lr, sizeof (*lr));

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens tx = dmu_tx_create(os);

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_tx_hold_free(tx, lr->lr_doid, 0, DMU_OBJECT_END);

1209a471b5681c43d839d4b890f708f500da7346Neil Perrin error = dmu_tx_assign(tx, TXG_WAIT);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (error) {

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_tx_abort(tx);

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens error = dmu_object_free(os, lr->lr_doid, tx);

fa9e4066f08beec538e775443c5be79dd423fcabahrens dmu_tx_commit(tx);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens return (error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrenszil_replay_func_t *ztest_replay_vector[TX_MAX_TYPE] = {

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* 0 no such transaction type */

fa9e4066f08beec538e775443c5be79dd423fcabahrens ztest_replay_create, /* TX_CREATE */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_MKDIR */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_MKXATTR */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_SYMLINK */

fa9e4066f08beec538e775443c5be79dd423fcabahrens ztest_replay_remove, /* TX_REMOVE */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_RMDIR */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_LINK */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_RENAME */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_WRITE */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_TRUNCATE */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_SETATTR */

fa9e4066f08beec538e775443c5be79dd423fcabahrens NULL, /* TX_ACL */

fa9e4066f08beec538e775443c5be79dd423fcabahrens};

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_spa_create_destroy(ztest_args_t *za)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

fa9e4066f08beec538e775443c5be79dd423fcabahrens int error;

fa9e4066f08beec538e775443c5be79dd423fcabahrens spa_t *spa;

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_t *nvroot;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick nvroot = make_vdev_root("/dev/bogus", NULL, 0, 0, 0, 0, 0, 1);

0a48a24e663a04e34e2ed4e55390ad96f178dbeatimh error = spa_create("ztest_bad_file", nvroot, NULL, NULL, NULL);

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_free(nvroot);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (error != ENOENT)

fa9e4066f08beec538e775443c5be79dd423fcabahrens fatal(0, "spa_create(bad_file) = %d", error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick nvroot = make_vdev_root("/dev/bogus", NULL, 0, 0, 0, 0, 2, 1);

0a48a24e663a04e34e2ed4e55390ad96f178dbeatimh error = spa_create("ztest_bad_mirror", nvroot, NULL, NULL, NULL);

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_free(nvroot);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (error != ENOENT)

fa9e4066f08beec538e775443c5be79dd423fcabahrens fatal(0, "spa_create(bad_mirror) = %d", error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) rw_rdlock(&ztest_shared->zs_name_lock);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick nvroot = make_vdev_root("/dev/bogus", NULL, 0, 0, 0, 0, 0, 1);

0a48a24e663a04e34e2ed4e55390ad96f178dbeatimh error = spa_create(za->za_pool, nvroot, NULL, NULL, NULL);

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_free(nvroot);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (error != EEXIST)

fa9e4066f08beec538e775443c5be79dd423fcabahrens fatal(0, "spa_create(whatever) = %d", error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens error = spa_open(za->za_pool, &spa, FTAG);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (error)

fa9e4066f08beec538e775443c5be79dd423fcabahrens fatal(0, "spa_open() = %d", error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens error = spa_destroy(za->za_pool);

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (error != EBUSY)

fa9e4066f08beec538e775443c5be79dd423fcabahrens fatal(0, "spa_destroy() = %d", error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens spa_close(spa, FTAG);

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) rw_unlock(&ztest_shared->zs_name_lock);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwickstatic vdev_t *

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwickvdev_lookup_by_path(vdev_t *vd, const char *path)

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick{

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick vdev_t *mvd;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick if (vd->vdev_path != NULL && strcmp(path, vd->vdev_path) == 0)

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick return (vd);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick for (int c = 0; c < vd->vdev_children; c++)

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick if ((mvd = vdev_lookup_by_path(vd->vdev_child[c], path)) !=

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick NULL)

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick return (mvd);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick return (NULL);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick}

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_vdev_add_remove(ztest_args_t *za)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

e05725b117836db173257fae43fb0746eb857fb5bonwick spa_t *spa = za->za_spa;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t leaves = MAX(zopt_mirrors, 1) * zopt_raidz;

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_t *nvroot;

fa9e4066f08beec538e775443c5be79dd423fcabahrens int error;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) mutex_lock(&ztest_shared->zs_vdev_lock);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens ztest_shared->zs_vdev_primaries =

fa9e4066f08beec538e775443c5be79dd423fcabahrens spa->spa_root_vdev->vdev_children * leaves;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick spa_config_exit(spa, SCL_VDEV, FTAG);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

8654d0253136055bd4cc2423d87378e8a37f2eb5perrin /*

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick nvroot = make_vdev_root(NULL, NULL, zopt_vdev_size, 0,

8654d0253136055bd4cc2423d87378e8a37f2eb5perrin ztest_random(4) == 0, zopt_raidz, zopt_mirrors, 1);

8654d0253136055bd4cc2423d87378e8a37f2eb5perrin

fa9e4066f08beec538e775443c5be79dd423fcabahrens error = spa_vdev_add(spa, nvroot);

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_free(nvroot);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) mutex_unlock(&ztest_shared->zs_vdev_lock);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (error == ENOSPC)

fa9e4066f08beec538e775443c5be79dd423fcabahrens ztest_record_enospc("spa_vdev_add");

fa9e4066f08beec538e775443c5be79dd423fcabahrens else if (error != 0)

fa9e4066f08beec538e775443c5be79dd423fcabahrens fatal(0, "spa_vdev_add() = %d", error);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwickztest_vdev_aux_add_remove(ztest_args_t *za)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick{

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick spa_t *spa = za->za_spa;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick vdev_t *rvd = spa->spa_root_vdev;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick spa_aux_vdev_t *sav;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick char *aux;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick uint64_t guid = 0;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick int error;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick if (ztest_random(2) == 0) {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick sav = &spa->spa_spares;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick aux = ZPOOL_CONFIG_SPARES;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick } else {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick sav = &spa->spa_l2cache;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick aux = ZPOOL_CONFIG_L2CACHE;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick }

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick (void) mutex_lock(&ztest_shared->zs_vdev_lock);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (sav->sav_count != 0 && ztest_random(4) == 0) {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick /*

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick guid = sav->sav_vdevs[ztest_random(sav->sav_count)]->vdev_guid;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick } else {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick /*

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick ztest_shared->zs_vdev_aux = 0;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick for (;;) {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick char path[MAXPATHLEN];

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick int c;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick (void) sprintf(path, ztest_aux_template, zopt_dir,

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick zopt_pool, aux, ztest_shared->zs_vdev_aux);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick for (c = 0; c < sav->sav_count; c++)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (strcmp(sav->sav_vdevs[c]->vdev_path,

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick path) == 0)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick break;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick if (c == sav->sav_count &&

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick vdev_lookup_by_path(rvd, path) == NULL)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick break;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick ztest_shared->zs_vdev_aux++;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick }

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick }

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick spa_config_exit(spa, SCL_VDEV, FTAG);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (guid == 0) {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick /*

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick nvlist_t *nvroot = make_vdev_root(NULL, aux,

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick (zopt_vdev_size * 5) / 4, 0, 0, 0, 0, 1);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick error = spa_vdev_add(spa, nvroot);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (error != 0)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick fatal(0, "spa_vdev_add(%p) = %d", nvroot, error);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick nvlist_free(nvroot);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick } else {

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick /*

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (ztest_random(2) == 0)

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) vdev_online(spa, guid, 0, NULL);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick error = spa_vdev_remove(spa, guid, B_FALSE);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick if (error != 0 && error != EBUSY)

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick fatal(0, "spa_vdev_remove(%llu) = %d", guid, error);

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick }

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick (void) mutex_unlock(&ztest_shared->zs_vdev_lock);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_vdev_attach_detach(ztest_args_t *za)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

e05725b117836db173257fae43fb0746eb857fb5bonwick spa_t *spa = za->za_spa;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick spa_aux_vdev_t *sav = &spa->spa_spares;

fa9e4066f08beec538e775443c5be79dd423fcabahrens vdev_t *rvd = spa->spa_root_vdev;

ea8dc4b6d2251b437950c0056bc626b311c73c27eschrock vdev_t *oldvd, *newvd, *pvd;

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick nvlist_t *root;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t leaves = MAX(zopt_mirrors, 1) * zopt_raidz;

fa9e4066f08beec538e775443c5be79dd423fcabahrens uint64_t leaf, top;

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick uint64_t ashift = ztest_get_ashift();

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick uint64_t oldguid, pguid;

ea8dc4b6d2251b437950c0056bc626b311c73c27eschrock size_t oldsize, newsize;

ea8dc4b6d2251b437950c0056bc626b311c73c27eschrock char oldpath[MAXPATHLEN], newpath[MAXPATHLEN];

fa9e4066f08beec538e775443c5be79dd423fcabahrens int replacing;

9af0a4dffb12fece9e4ca0a97721e6e05ca2bca9Jeff Bonwick int oldvd_has_siblings = B_FALSE;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick int newvd_is_spare = B_FALSE;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick int oldvd_is_log;

fa9e4066f08beec538e775443c5be79dd423fcabahrens int error, expected_error;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) mutex_lock(&ztest_shared->zs_vdev_lock);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

fa9e4066f08beec538e775443c5be79dd423fcabahrens replacing = ztest_random(2);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

fa9e4066f08beec538e775443c5be79dd423fcabahrens top = ztest_random(rvd->vdev_children);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

fa9e4066f08beec538e775443c5be79dd423fcabahrens leaf = ztest_random(leaves);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick oldvd = rvd->vdev_child[top];

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick if (zopt_mirrors >= 1) {

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick ASSERT(oldvd->vdev_ops == &vdev_mirror_ops);

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick ASSERT(oldvd->vdev_children >= zopt_mirrors);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick oldvd = oldvd->vdev_child[leaf / zopt_raidz];

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick }

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick if (zopt_raidz > 1) {

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick ASSERT(oldvd->vdev_ops == &vdev_raidz_ops);

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick ASSERT(oldvd->vdev_children == zopt_raidz);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick oldvd = oldvd->vdev_child[leaf % zopt_raidz];

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick while (oldvd->vdev_children != 0) {

9af0a4dffb12fece9e4ca0a97721e6e05ca2bca9Jeff Bonwick oldvd_has_siblings = B_TRUE;

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick ASSERT(oldvd->vdev_children >= 2);

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick oldvd = oldvd->vdev_child[ztest_random(oldvd->vdev_children)];

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick oldguid = oldvd->vdev_guid;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson oldsize = vdev_get_min_asize(oldvd);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick oldvd_is_log = oldvd->vdev_top->vdev_islog;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick (void) strcpy(oldpath, oldvd->vdev_path);

ea8dc4b6d2251b437950c0056bc626b311c73c27eschrock pvd = oldvd->vdev_parent;

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick pguid = pvd->vdev_guid;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

9af0a4dffb12fece9e4ca0a97721e6e05ca2bca9Jeff Bonwick /*

9af0a4dffb12fece9e4ca0a97721e6e05ca2bca9Jeff Bonwick if (oldvd_has_siblings && ztest_random(2) == 0) {

9af0a4dffb12fece9e4ca0a97721e6e05ca2bca9Jeff Bonwick spa_config_exit(spa, SCL_VDEV, FTAG);

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick error = spa_vdev_detach(spa, oldguid, pguid, B_FALSE);

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick if (error != 0 && error != ENODEV && error != EBUSY &&

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick error != ENOTSUP)

8ad4d6dd86f5bc65fb3afa566c8133f3bac21648Jeff Bonwick fatal(0, "detach (%s) returned %d", oldpath, error);

9af0a4dffb12fece9e4ca0a97721e6e05ca2bca9Jeff Bonwick (void) mutex_unlock(&ztest_shared->zs_vdev_lock);

9af0a4dffb12fece9e4ca0a97721e6e05ca2bca9Jeff Bonwick return;

9af0a4dffb12fece9e4ca0a97721e6e05ca2bca9Jeff Bonwick }

9af0a4dffb12fece9e4ca0a97721e6e05ca2bca9Jeff Bonwick

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick if (sav->sav_count != 0 && ztest_random(3) == 0) {

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick newvd = sav->sav_vdevs[ztest_random(sav->sav_count)];

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick newvd_is_spare = B_TRUE;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick (void) strcpy(newpath, newvd->vdev_path);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick } else {

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick (void) snprintf(newpath, sizeof (newpath), ztest_dev_template,

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick zopt_dir, zopt_pool, top * leaves + leaf);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick if (ztest_random(2) == 0)

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick newpath[strlen(newpath) - 1] = 'b';

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick newvd = vdev_lookup_by_path(rvd, newpath);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick }

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick if (newvd) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson newsize = vdev_get_min_asize(newvd);

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick } else {

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick /*

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick newsize = 10 * oldsize / (9 + ztest_random(3));

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick if (pvd->vdev_ops != &vdev_mirror_ops &&

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick pvd->vdev_ops != &vdev_root_ops && (!replacing ||

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick pvd->vdev_ops == &vdev_replacing_ops ||

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick pvd->vdev_ops == &vdev_spare_ops))

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick expected_error = ENOTSUP;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick else if (newvd_is_spare && (!replacing || oldvd_is_log))

fa9e4066f08beec538e775443c5be79dd423fcabahrens expected_error = ENOTSUP;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick else if (newvd == oldvd)

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick expected_error = replacing ? 0 : EBUSY;

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick else if (vdev_lookup_by_path(rvd, newpath) != NULL)

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick expected_error = EBUSY;

ea8dc4b6d2251b437950c0056bc626b311c73c27eschrock else if (newsize < oldsize)

fa9e4066f08beec538e775443c5be79dd423fcabahrens expected_error = EOVERFLOW;

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick else if (ashift > oldvd->vdev_top->vdev_ashift)

ecc2d604e885a75cc75e647b5641af99d5a6f4a6bonwick expected_error = EDOM;

fa9e4066f08beec538e775443c5be79dd423fcabahrens else

fa9e4066f08beec538e775443c5be79dd423fcabahrens expected_error = 0;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick spa_config_exit(spa, SCL_VDEV, FTAG);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick root = make_vdev_root(newpath, NULL, newvd == NULL ? newsize : 0,

e14bb3258d05c1b1077e2db7cf77088924e56919Jeff Bonwick ashift, 0, 0, 0, 1);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

31157203d871bc0b4bc67d925b0a8424570774a1Jeff Bonwick error = spa_vdev_attach(spa, oldguid, root, replacing);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens nvlist_free(root);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

fa9e4066f08beec538e775443c5be79dd423fcabahrens if (expected_error == ENOTSUP &&

fa9e4066f08beec538e775443c5be79dd423fcabahrens (error == 0 || error == ENODEV || error == EOVERFLOW))

fa9e4066f08beec538e775443c5be79dd423fcabahrens expected_error = error;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

f0aa80d4da975c8ef3e34c15c60ea31e9b75f7a9bonwick /*

088f389458728c464569a5506b58070254fa4f7dahrens if (error == EOVERFLOW || error == EBUSY)

f0aa80d4da975c8ef3e34c15c60ea31e9b75f7a9bonwick expected_error = error;

f0aa80d4da975c8ef3e34c15c60ea31e9b75f7a9bonwick

088f389458728c464569a5506b58070254fa4f7dahrens /* XXX workaround 6690467 */

088f389458728c464569a5506b58070254fa4f7dahrens if (error != expected_error && expected_error != EBUSY) {

088f389458728c464569a5506b58070254fa4f7dahrens fatal(0, "attach (%s %llu, %s %llu, %d) "

088f389458728c464569a5506b58070254fa4f7dahrens "returned %d, expected %d",

088f389458728c464569a5506b58070254fa4f7dahrens oldpath, (longlong_t)oldsize, newpath,

088f389458728c464569a5506b58070254fa4f7dahrens (longlong_t)newsize, replacing, error, expected_error);

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) mutex_unlock(&ztest_shared->zs_vdev_lock);

fa9e4066f08beec538e775443c5be79dd423fcabahrens}

fa9e4066f08beec538e775443c5be79dd423fcabahrens

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilsonvdev_t *

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilsongrow_vdev(vdev_t *vd, void *arg)

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson{

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson spa_t *spa = vd->vdev_spa;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson size_t *newsize = arg;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson size_t fsize;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson int fd;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson ASSERT(spa_config_held(spa, SCL_STATE, RW_READER) == SCL_STATE);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson ASSERT(vd->vdev_ops->vdev_op_leaf);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if ((fd = open(vd->vdev_path, O_RDWR)) == -1)

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return (vd);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson fsize = lseek(fd, 0, SEEK_END);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) ftruncate(fd, *newsize);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if (zopt_verbose >= 6) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) printf("%s grew from %lu to %lu bytes\n",

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson vd->vdev_path, (ulong_t)fsize, (ulong_t)*newsize);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson }

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) close(fd);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return (NULL);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson}

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilsonvdev_t *

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilsononline_vdev(vdev_t *vd, void *arg)

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson{

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson spa_t *spa = vd->vdev_spa;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson vdev_t *tvd = vd->vdev_top;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson vdev_t *pvd = vd->vdev_parent;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson uint64_t guid = vd->vdev_guid;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson ASSERT(spa_config_held(spa, SCL_STATE, RW_READER) == SCL_STATE);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson ASSERT(vd->vdev_ops->vdev_op_leaf);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson /* Calling vdev_online will initialize the new metaslabs */

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson spa_config_exit(spa, SCL_STATE, spa);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) vdev_online(spa, guid, ZFS_ONLINE_EXPAND, NULL);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson spa_config_enter(spa, SCL_STATE, spa, RW_READER);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson /*

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if (vd != vdev_lookup_by_guid(tvd, guid) || vd->vdev_parent != pvd) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if (zopt_verbose >= 6) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) printf("vdev %p has disappeared, was "

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson "guid %llu\n", (void *)vd, (u_longlong_t)guid);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson }

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return (vd);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson }

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return (NULL);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson}

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilsonvdev_t *

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilsonvdev_walk_tree(vdev_t *vd, vdev_t *(*func)(vdev_t *, void *), void *arg)

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson{

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if (vd->vdev_ops->vdev_op_leaf) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if (func == NULL)

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return (vd);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson else

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return (func(vd, arg));

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson }

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson for (uint_t c = 0; c < vd->vdev_children; c++) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson vdev_t *cvd = vd->vdev_child[c];

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if ((cvd = vdev_walk_tree(cvd, func, arg)) != NULL)

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return (cvd);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson }

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return (NULL);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson}

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

fa9e4066f08beec538e775443c5be79dd423fcabahrensztest_vdev_LUN_growth(ztest_args_t *za)

fa9e4066f08beec538e775443c5be79dd423fcabahrens{

e05725b117836db173257fae43fb0746eb857fb5bonwick spa_t *spa = za->za_spa;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson vdev_t *vd, *tvd = NULL;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson size_t psize, newsize;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson uint64_t spa_newsize, spa_cursize, ms_count;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens (void) mutex_lock(&ztest_shared->zs_vdev_lock);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson mutex_enter(&spa_namespace_lock);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson spa_config_enter(spa, SCL_STATE, spa, RW_READER);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson while (tvd == NULL || tvd->vdev_islog) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson uint64_t vdev;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson vdev = ztest_random(spa->spa_root_vdev->vdev_children);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson tvd = spa->spa_root_vdev->vdev_child[vdev];

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson }

fa9e4066f08beec538e775443c5be79dd423fcabahrens

fa9e4066f08beec538e775443c5be79dd423fcabahrens /*

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson vd = vdev_walk_tree(tvd, NULL, NULL);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson ASSERT3P(vd, !=, NULL);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson ASSERT(vd->vdev_ops->vdev_op_leaf);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson psize = vd->vdev_psize;

fa9e4066f08beec538e775443c5be79dd423fcabahrens

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson /*

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if (psize == 0 || psize >= 4 * zopt_vdev_size) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson spa_config_exit(spa, SCL_STATE, spa);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson mutex_exit(&spa_namespace_lock);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) mutex_unlock(&ztest_shared->zs_vdev_lock);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson }

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson ASSERT(psize > 0);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson newsize = psize + psize / 8;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson ASSERT3U(newsize, >, psize);

fa9e4066f08beec538e775443c5be79dd423fcabahrens

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if (zopt_verbose >= 6) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) printf("Expanding vdev %s from %lu to %lu\n",

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson vd->vdev_path, (ulong_t)psize, (ulong_t)newsize);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson }

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson spa_cursize = spa_get_space(spa);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson ms_count = tvd->vdev_ms_count;

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson /*

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if (vdev_walk_tree(tvd, grow_vdev, &newsize) != NULL ||

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson vdev_walk_tree(tvd, online_vdev, NULL) != NULL ||

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson tvd->vdev_state != VDEV_STATE_HEALTHY) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson if (zopt_verbose >= 5) {

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) printf("Could not expand LUN because "

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson "some vdevs were not healthy\n");

fa9e4066f08beec538e775443c5be79dd423fcabahrens }

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) spa_config_exit(spa, SCL_STATE, spa);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson mutex_exit(&spa_namespace_lock);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson (void) mutex_unlock(&ztest_shared->zs_vdev_lock);

573ca77e53dd31dcaebef023e7eb41969e6896c1George Wilson return;

fa9e4066f08beec538e775443c5be79dd423fcabahrens }