diff options
Diffstat (limited to 'cmd/zpool')
-rw-r--r-- | cmd/zpool/zpool_main.c | 242 |
1 files changed, 207 insertions, 35 deletions
diff --git a/cmd/zpool/zpool_main.c b/cmd/zpool/zpool_main.c index cf8d5ed60..56617323f 100644 --- a/cmd/zpool/zpool_main.c +++ b/cmd/zpool/zpool_main.c @@ -22,7 +22,7 @@ /* * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright 2011 Nexenta Systems, Inc. All rights reserved. - * Copyright (c) 2011 by Delphix. All rights reserved. + * Copyright (c) 2012 by Delphix. All rights reserved. * Copyright (c) 2012 by Frederik Wessels. All rights reserved. */ @@ -43,6 +43,7 @@ #include <priv.h> #include <pwd.h> #include <zone.h> +#include <zfs_prop.h> #include <sys/fs/zfs.h> #include <sys/stat.h> #include <sys/fm/util.h> @@ -68,6 +69,7 @@ static int zpool_do_status(int, char **); static int zpool_do_online(int, char **); static int zpool_do_offline(int, char **); static int zpool_do_clear(int, char **); +static int zpool_do_reopen(int, char **); static int zpool_do_reguid(int, char **); @@ -131,7 +133,8 @@ typedef enum { HELP_GET, HELP_SET, HELP_SPLIT, - HELP_REGUID + HELP_REGUID, + HELP_REOPEN } zpool_help_t; @@ -164,6 +167,7 @@ static zpool_command_t command_table[] = { { "online", zpool_do_online, HELP_ONLINE }, { "offline", zpool_do_offline, HELP_OFFLINE }, { "clear", zpool_do_clear, HELP_CLEAR }, + { "reopen", zpool_do_reopen, HELP_REOPEN }, { NULL }, { "attach", zpool_do_attach, HELP_ATTACH }, { "detach", zpool_do_detach, HELP_DETACH }, @@ -238,6 +242,8 @@ get_usage(zpool_help_t idx) { "[new-device]\n")); case HELP_REMOVE: return (gettext("\tremove <pool> <device> ...\n")); + case HELP_REOPEN: + return (""); /* Undocumented command */ case HELP_SCRUB: return (gettext("\tscrub [-s] <pool> ...\n")); case HELP_STATUS: @@ -2018,10 +2024,10 @@ error: } typedef struct iostat_cbdata { - zpool_list_t *cb_list; - int cb_verbose; - int cb_iteration; + boolean_t cb_verbose; int cb_namewidth; + int cb_iteration; + zpool_list_t *cb_list; } iostat_cbdata_t; static void @@ -2518,8 +2524,9 @@ zpool_do_iostat(int argc, char **argv) } typedef struct list_cbdata { + boolean_t cb_verbose; + int cb_namewidth; boolean_t cb_scripted; - boolean_t cb_first; zprop_list_t *cb_proplist; } list_cbdata_t; @@ -2527,16 +2534,27 @@ typedef struct list_cbdata { * Given a list of columns to display, output appropriate headers for each one. */ static void -print_header(zprop_list_t *pl) +print_header(list_cbdata_t *cb) { + zprop_list_t *pl = cb->cb_proplist; const char *header; boolean_t first = B_TRUE; boolean_t right_justify; + size_t width = 0; for (; pl != NULL; pl = pl->pl_next) { if (pl->pl_prop == ZPROP_INVAL) continue; + width = pl->pl_width; + if (first && cb->cb_verbose) { + /* + * Reset the width to accommodate the verbose listing + * of devices. + */ + width = cb->cb_namewidth; + } + if (!first) (void) printf(" "); else @@ -2548,9 +2566,9 @@ print_header(zprop_list_t *pl) if (pl->pl_next == NULL && !right_justify) (void) printf("%s", header); else if (right_justify) - (void) printf("%*s", (int)pl->pl_width, header); + (void) printf("%*s", (int)width, header); else - (void) printf("%-*s", (int)pl->pl_width, header); + (void) printf("%-*s", (int)width, header); } (void) printf("\n"); @@ -2561,17 +2579,28 @@ print_header(zprop_list_t *pl) * to the described layout. */ static void -print_pool(zpool_handle_t *zhp, zprop_list_t *pl, int scripted) +print_pool(zpool_handle_t *zhp, list_cbdata_t *cb) { + zprop_list_t *pl = cb->cb_proplist; boolean_t first = B_TRUE; char property[ZPOOL_MAXPROPLEN]; char *propstr; boolean_t right_justify; - int width; + size_t width; for (; pl != NULL; pl = pl->pl_next) { + + width = pl->pl_width; + if (first && cb->cb_verbose) { + /* + * Reset the width to accommodate the verbose listing + * of devices. + */ + width = cb->cb_namewidth; + } + if (!first) { - if (scripted) + if (cb->cb_scripted) (void) printf("\t"); else (void) printf(" "); @@ -2581,7 +2610,10 @@ print_pool(zpool_handle_t *zhp, zprop_list_t *pl, int scripted) right_justify = B_FALSE; if (pl->pl_prop != ZPROP_INVAL) { - if (zpool_get_prop(zhp, pl->pl_prop, property, + if (pl->pl_prop == ZPOOL_PROP_EXPANDSZ && + zpool_get_prop_int(zhp, pl->pl_prop, NULL) == 0) + propstr = "-"; + else if (zpool_get_prop(zhp, pl->pl_prop, property, sizeof (property), NULL) != 0) propstr = "-"; else @@ -2592,24 +2624,118 @@ print_pool(zpool_handle_t *zhp, zprop_list_t *pl, int scripted) propstr = "-"; } - width = pl->pl_width; /* * If this is being called in scripted mode, or if this is the * last column and it is left-justified, don't include a width * format specifier. */ - if (scripted || (pl->pl_next == NULL && !right_justify)) + if (cb->cb_scripted || (pl->pl_next == NULL && !right_justify)) (void) printf("%s", propstr); else if (right_justify) - (void) printf("%*s", width, propstr); + (void) printf("%*s", (int)width, propstr); else - (void) printf("%-*s", width, propstr); + (void) printf("%-*s", (int)width, propstr); } (void) printf("\n"); } +static void +print_one_column(zpool_prop_t prop, uint64_t value, boolean_t scripted) +{ + char propval[64]; + boolean_t fixed; + size_t width = zprop_width(prop, &fixed, ZFS_TYPE_POOL); + + zfs_nicenum(value, propval, sizeof (propval)); + + if (prop == ZPOOL_PROP_EXPANDSZ && value == 0) + (void) strlcpy(propval, "-", sizeof (propval)); + + if (scripted) + (void) printf("\t%s", propval); + else + (void) printf(" %*s", (int)width, propval); +} + +void +print_list_stats(zpool_handle_t *zhp, const char *name, nvlist_t *nv, + list_cbdata_t *cb, int depth) +{ + nvlist_t **child; + vdev_stat_t *vs; + uint_t c, children; + char *vname; + boolean_t scripted = cb->cb_scripted; + + verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS, + (uint64_t **)&vs, &c) == 0); + + if (name != NULL) { + if (scripted) + (void) printf("\t%s", name); + else if (strlen(name) + depth > cb->cb_namewidth) + (void) printf("%*s%s", depth, "", name); + else + (void) printf("%*s%s%*s", depth, "", name, + (int)(cb->cb_namewidth - strlen(name) - depth), ""); + + /* only toplevel vdevs have capacity stats */ + if (vs->vs_space == 0) { + if (scripted) + (void) printf("\t-\t-\t-"); + else + (void) printf(" - - -"); + } else { + print_one_column(ZPOOL_PROP_SIZE, vs->vs_space, + scripted); + print_one_column(ZPOOL_PROP_CAPACITY, vs->vs_alloc, + scripted); + print_one_column(ZPOOL_PROP_FREE, + vs->vs_space - vs->vs_alloc, scripted); + } + print_one_column(ZPOOL_PROP_EXPANDSZ, vs->vs_esize, + scripted); + (void) printf("\n"); + } + + if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, + &child, &children) != 0) + return; + + for (c = 0; c < children; c++) { + uint64_t ishole = B_FALSE; + + if (nvlist_lookup_uint64(child[c], + ZPOOL_CONFIG_IS_HOLE, &ishole) == 0 && ishole) + continue; + + vname = zpool_vdev_name(g_zfs, zhp, child[c], B_FALSE); + print_list_stats(zhp, vname, child[c], cb, depth + 2); + free(vname); + } + + /* + * Include level 2 ARC devices in iostat output + */ + if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE, + &child, &children) != 0) + return; + + if (children > 0) { + (void) printf("%-*s - - - - - " + "-\n", cb->cb_namewidth, "cache"); + for (c = 0; c < children; c++) { + vname = zpool_vdev_name(g_zfs, zhp, child[c], + B_FALSE); + print_list_stats(zhp, vname, child[c], cb, depth + 2); + free(vname); + } + } +} + + /* * Generic callback function to list a pool. */ @@ -2617,14 +2743,18 @@ int list_callback(zpool_handle_t *zhp, void *data) { list_cbdata_t *cbp = data; + nvlist_t *config; + nvlist_t *nvroot; - if (cbp->cb_first) { - if (!cbp->cb_scripted) - print_header(cbp->cb_proplist); - cbp->cb_first = B_FALSE; - } + config = zpool_get_config(zhp, NULL); + + print_pool(zhp, cbp); + if (!cbp->cb_verbose) + return (0); - print_pool(zhp, cbp->cb_proplist, cbp->cb_scripted); + verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE, + &nvroot) == 0); + print_list_stats(zhp, NULL, nvroot, cbp, 0); return (0); } @@ -2648,12 +2778,15 @@ zpool_do_list(int argc, char **argv) int ret; list_cbdata_t cb = { 0 }; static char default_props[] = - "name,size,allocated,free,capacity,dedupratio,health,altroot"; + "name,size,allocated,free,capacity,dedupratio," + "health,altroot"; char *props = default_props; unsigned long interval = 0, count = 0; + zpool_list_t *list; + boolean_t first = B_TRUE; /* check options */ - while ((c = getopt(argc, argv, ":Ho:T:")) != -1) { + while ((c = getopt(argc, argv, ":Ho:T:v")) != -1) { switch (c) { case 'H': cb.cb_scripted = B_TRUE; @@ -2664,6 +2797,9 @@ zpool_do_list(int argc, char **argv) case 'T': get_timestamp_arg(*optarg); break; + case 'v': + cb.cb_verbose = B_TRUE; + break; case ':': (void) fprintf(stderr, gettext("missing argument for " "'%c' option\n"), optopt); @@ -2684,23 +2820,29 @@ zpool_do_list(int argc, char **argv) if (zprop_get_list(g_zfs, props, &cb.cb_proplist, ZFS_TYPE_POOL) != 0) usage(B_FALSE); - cb.cb_first = B_TRUE; + if ((list = pool_list_get(argc, argv, &cb.cb_proplist, &ret)) == NULL) + return (1); + + if (argc == 0 && !cb.cb_scripted && pool_list_count(list) == 0) { + (void) printf(gettext("no pools available\n")); + zprop_free_list(cb.cb_proplist); + return (0); + } for (;;) { + pool_list_update(list); + + if (pool_list_count(list) == 0) + break; if (timestamp_fmt != NODATE) print_timestamp(timestamp_fmt); - ret = for_each_pool(argc, argv, B_TRUE, &cb.cb_proplist, - list_callback, &cb); - - if (argc == 0 && cb.cb_first) - (void) fprintf(stderr, gettext("no pools available\n")); - else if (argc && cb.cb_first) { - /* cannot open the given pool */ - zprop_free_list(cb.cb_proplist); - return (1); + if (!cb.cb_scripted && (first || cb.cb_verbose)) { + print_header(&cb); + first = B_FALSE; } + ret = pool_list_iter(list, B_TRUE, list_callback, &cb); if (interval == 0) break; @@ -3293,6 +3435,36 @@ zpool_do_reguid(int argc, char **argv) } +/* + * zpool reopen <pool> + * + * Reopen the pool so that the kernel can update the sizes of all vdevs. + * + * NOTE: This command is currently undocumented. If the command is ever + * exposed then the appropriate usage() messages will need to be made. + */ +int +zpool_do_reopen(int argc, char **argv) +{ + int ret = 0; + zpool_handle_t *zhp; + char *pool; + + argc--; + argv++; + + if (argc != 1) + return (2); + + pool = argv[0]; + if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) + return (1); + + ret = zpool_reopen(zhp); + zpool_close(zhp); + return (ret); +} + typedef struct scrub_cbdata { int cb_type; int cb_argc; |