From cf6d705d5b2f458f6a07c3c33eac90bca667108a Mon Sep 17 00:00:00 2001 From: mm Date: Mon, 30 Jul 2012 23:14:24 +0000 Subject: [PATCH] Partial MFV (illumos-gate 13753:2aba784c276b) 2762 zpool command should have better support for feature flags References: https://www.illumos.org/issues/2762 MFC after: 2 weeks --- Makefile.inc1 | 3 +- cddl/contrib/opensolaris/cmd/zpool/zpool.8 | 43 +- .../opensolaris/cmd/zpool/zpool_main.c | 425 ++++++++++++++---- .../opensolaris/lib/libzfs/common/libzfs.h | 3 +- .../lib/libzfs/common/libzfs_status.c | 25 ++ cddl/lib/libzfs/Makefile | 4 +- rescue/rescue/Makefile | 2 +- .../opensolaris/uts/common/fs/zfs/spa.c | 21 +- .../uts/common/fs/zfs/sys/zfeature.h | 2 +- .../opensolaris/uts/common/fs/zfs/zfeature.c | 9 +- .../opensolaris/uts/common/sys/fs/zfs.h | 1 + 11 files changed, 418 insertions(+), 120 deletions(-) diff --git a/Makefile.inc1 b/Makefile.inc1 index bd3c7218a94b..33af3f91200a 100644 --- a/Makefile.inc1 +++ b/Makefile.inc1 @@ -1260,7 +1260,7 @@ _prebuild_libs= ${_kerberos5_lib_libasn1} \ lib/ncurses/ncurses lib/ncurses/ncursesw \ lib/libopie lib/libpam ${_lib_libthr} \ lib/libradius lib/libsbuf lib/libtacplus \ - ${_cddl_lib_libumem} \ + ${_cddl_lib_libumem} ${_cddl_lib_libnvpair} \ lib/libutil ${_lib_libypclnt} lib/libz lib/msun \ ${_secure_lib_libcrypto} ${_secure_lib_libssh} \ ${_secure_lib_libssl} @@ -1284,6 +1284,7 @@ lib/libopie__L lib/libtacplus__L: lib/libmd__L .if ${MK_CDDL} != "no" _cddl_lib_libumem= cddl/lib/libumem +_cddl_lib_libnvpair= cddl/lib/libnvpair _cddl_lib= cddl/lib .endif diff --git a/cddl/contrib/opensolaris/cmd/zpool/zpool.8 b/cddl/contrib/opensolaris/cmd/zpool/zpool.8 index ac51a4cd2ddc..14305b5fcc80 100644 --- a/cddl/contrib/opensolaris/cmd/zpool/zpool.8 +++ b/cddl/contrib/opensolaris/cmd/zpool/zpool.8 @@ -1636,21 +1636,22 @@ for unixtime .Op Fl v .Xc .Pp -Displays all pools formatted using a different +Displays pools which do not have all supported features enabled and pools +formatted using a legacy .Tn ZFS -pool on-disk version. Older versions can continue to be used, but some -features may not be available. These pools can be upgraded using -.Qq Nm Cm upgrade Fl a . -Pools that are formatted with a more recent version are also displayed, -although these pools will be inaccessible on the system. +version number. +These pools can continue to be used, but some features may not be available. +Use +.Nm Cm upgrade Fl a +to enable all features on all pools. .Bl -tag -width indent .It Fl v -Displays +Displays legacy .Tn ZFS -pool versions supported by the current software. The current -.Tn ZFS -pool version and all previous supported versions are displayed, along -with an explanation of the features provided with each version. +versions supported by the current software. +See +.Xr zpool-features.5 +for a description of feature flags features supported by the current software. .El .It Xo .Nm @@ -1659,18 +1660,22 @@ with an explanation of the features provided with each version. .Fl a | Ar pool ... .Xc .Pp -Upgrades the given pool to the latest on-disk pool version. Once this is done, -the pool will no longer be accessible on systems running older versions of the -software. +Enables all supported features on the given pool. +Once this is done, the pool will no longer be accessible on systems that do +not support feature flags. +See +.Xr zpool-features.5 +for details on compatability with system sthat support feature flags, but do +not support all features enabled on the pool. .Bl -tag -width indent .It Fl a -Upgrades all pools. +Enables all supported features on all pools. .It Fl V Ar version -Upgrade to the specified version. If the +Upgrade to the specified legacy version. If the .Fl V -flag is not specified, the pool is upgraded to the most recent version. This -option can only be used to increase the version number, and only up to the most -recent version supported by this software. +flag is specified, no features will be enabled on the pool. +This option can only be used to increase version number up to the last +supported legacy version number. .El .El .Sh EXAMPLES diff --git a/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c index ffca56bef07a..4fc84e11acf8 100644 --- a/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c +++ b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c @@ -389,6 +389,18 @@ print_vdev_tree(zpool_handle_t *zhp, const char *name, nvlist_t *nv, int indent, } } +static boolean_t +prop_list_contains_feature(nvlist_t *proplist) +{ + nvpair_t *nvp; + for (nvp = nvlist_next_nvpair(proplist, NULL); NULL != nvp; + nvp = nvlist_next_nvpair(proplist, nvp)) { + if (zpool_prop_feature(nvpair_name(nvp))) + return (B_TRUE); + } + return (B_FALSE); +} + /* * Add a property pair (name, string-value) into a property nvlist. */ @@ -412,12 +424,30 @@ add_prop_list(const char *propname, char *propval, nvlist_t **props, proplist = *props; if (poolprop) { + const char *vname = zpool_prop_to_name(ZPOOL_PROP_VERSION); + if ((prop = zpool_name_to_prop(propname)) == ZPROP_INVAL && !zpool_prop_feature(propname)) { (void) fprintf(stderr, gettext("property '%s' is " "not a valid pool property\n"), propname); return (2); } + + /* + * feature@ properties and version should not be specified + * at the same time. + */ + if ((prop == ZPROP_INVAL && zpool_prop_feature(propname) && + nvlist_exists(proplist, vname)) || + (prop == ZPOOL_PROP_VERSION && + prop_list_contains_feature(proplist))) { + (void) fprintf(stderr, gettext("'feature@' and " + "'version' properties cannot be specified " + "together\n")); + return (2); + } + + if (zpool_prop_feature(propname)) normnm = propname; else @@ -1583,8 +1613,8 @@ show_import(nvlist_t *config) break; case ZPOOL_STATUS_VERSION_OLDER: - (void) printf(gettext(" status: The pool is formatted using an " - "older on-disk version.\n")); + (void) printf(gettext(" status: The pool is formatted using a " + "legacy on-disk version.\n")); break; case ZPOOL_STATUS_VERSION_NEWER: @@ -1592,6 +1622,11 @@ show_import(nvlist_t *config) "incompatible version.\n")); break; + case ZPOOL_STATUS_FEAT_DISABLED: + (void) printf(gettext(" status: Some supported features are " + "not enabled on the pool.\n")); + break; + case ZPOOL_STATUS_UNSUP_FEAT_READ: (void) printf(gettext("status: The pool uses the following " "feature(s) not supported on this sytem:\n")); @@ -1638,19 +1673,21 @@ show_import(nvlist_t *config) * Print out an action according to the overall state of the pool. */ if (vs->vs_state == VDEV_STATE_HEALTHY) { - if (reason == ZPOOL_STATUS_VERSION_OLDER) + if (reason == ZPOOL_STATUS_VERSION_OLDER || + reason == ZPOOL_STATUS_FEAT_DISABLED) { (void) printf(gettext(" action: The pool can be " "imported using its name or numeric identifier, " "though\n\tsome features will not be available " "without an explicit 'zpool upgrade'.\n")); - else if (reason == ZPOOL_STATUS_HOSTID_MISMATCH) + } else if (reason == ZPOOL_STATUS_HOSTID_MISMATCH) { (void) printf(gettext(" action: The pool can be " "imported using its name or numeric " "identifier and\n\tthe '-f' flag.\n")); - else + } else { (void) printf(gettext(" action: The pool can be " "imported using its name or numeric " "identifier.\n")); + } } else if (vs->vs_state == VDEV_STATE_DEGRADED) { (void) printf(gettext(" action: The pool can be imported " "despite missing or damaged devices. The\n\tfault " @@ -4108,12 +4145,13 @@ status_callback(zpool_handle_t *zhp, void *data) break; case ZPOOL_STATUS_VERSION_OLDER: - (void) printf(gettext("status: The pool is formatted using an " - "older on-disk format. The pool can\n\tstill be used, but " - "some features are unavailable.\n")); + (void) printf(gettext("status: The pool is formatted using a " + "legacy on-disk format. The pool can\n\tstill be used, " + "but some features are unavailable.\n")); (void) printf(gettext("action: Upgrade the pool using 'zpool " "upgrade'. Once this is done, the\n\tpool will no longer " - "be accessible on older software versions.\n")); + "be accessible on software that does not support feature\n" + "\tflags.\n")); break; case ZPOOL_STATUS_VERSION_NEWER: @@ -4125,6 +4163,16 @@ status_callback(zpool_handle_t *zhp, void *data) "backup.\n")); break; + case ZPOOL_STATUS_FEAT_DISABLED: + (void) printf(gettext("status: Some supported features are not " + "enabled on the pool. The pool can\n\tstill be used, but " + "some features are unavailable.\n")); + (void) printf(gettext("action: Enable all features using " + "'zpool upgrade'. Once this is done,\n\tthe pool may no " + "longer be accessible by software that does not support\n\t" + "the features. See zpool-features(5) for details.\n")); + break; + case ZPOOL_STATUS_UNSUP_FEAT_READ: (void) printf(gettext("status: The pool cannot be accessed on " "this system because it uses the\n\tfollowing feature(s) " @@ -4354,9 +4402,7 @@ zpool_do_status(int argc, char **argv) } typedef struct upgrade_cbdata { - int cb_all; int cb_first; - int cb_newer; char cb_poolname[ZPOOL_MAXNAMELEN]; int cb_argc; uint64_t cb_version; @@ -4388,56 +4434,157 @@ is_root_pool(zpool_handle_t *zhp) return (poolname != NULL && strcmp(poolname, zpool_get_name(zhp)) == 0); } +static int +upgrade_version(zpool_handle_t *zhp, uint64_t version) +{ + int ret; + nvlist_t *config; + uint64_t oldversion; + + config = zpool_get_config(zhp, NULL); + verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, + &oldversion) == 0); + + assert(SPA_VERSION_IS_SUPPORTED(oldversion)); + assert(oldversion < version); + + ret = zpool_upgrade(zhp, version); + if (ret != 0) + return (ret); + + if (version >= SPA_VERSION_FEATURES) { + (void) printf(gettext("Successfully upgraded " + "'%s' from version %llu to feature flags.\n"), + zpool_get_name(zhp), oldversion); + } else { + (void) printf(gettext("Successfully upgraded " + "'%s' from version %llu to version %llu.\n"), + zpool_get_name(zhp), oldversion, version); + } + + return (0); +} + +static int +upgrade_enable_all(zpool_handle_t *zhp, int *countp) +{ + int i, ret, count; + boolean_t firstff = B_TRUE; + nvlist_t *enabled = zpool_get_features(zhp); + + count = 0; + for (i = 0; i < SPA_FEATURES; i++) { + const char *fname = spa_feature_table[i].fi_uname; + const char *fguid = spa_feature_table[i].fi_guid; + if (!nvlist_exists(enabled, fguid)) { + char *propname; + verify(-1 != asprintf(&propname, "feature@%s", fname)); + ret = zpool_set_prop(zhp, propname, + ZFS_FEATURE_ENABLED); + if (ret != 0) { + free(propname); + return (ret); + } + count++; + + if (firstff) { + (void) printf(gettext("Enabled the " + "following features on '%s':\n"), + zpool_get_name(zhp)); + firstff = B_FALSE; + } + (void) printf(gettext(" %s\n"), fname); + free(propname); + } + } + + if (countp != NULL) + *countp = count; + return (0); +} + static int upgrade_cb(zpool_handle_t *zhp, void *arg) { upgrade_cbdata_t *cbp = arg; nvlist_t *config; uint64_t version; - int ret = 0; + boolean_t printnl = B_FALSE; + int ret; config = zpool_get_config(zhp, NULL); verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, &version) == 0); - if (!cbp->cb_newer && SPA_VERSION_IS_SUPPORTED(version) && - version != SPA_VERSION) { - if (!cbp->cb_all) { - if (cbp->cb_first) { - (void) printf(gettext("The following pools are " - "out of date, and can be upgraded. After " - "being\nupgraded, these pools will no " - "longer be accessible by older software " - "versions.\n\n")); - (void) printf(gettext("VER POOL\n")); - (void) printf(gettext("--- ------------\n")); - cbp->cb_first = B_FALSE; - } + assert(SPA_VERSION_IS_SUPPORTED(version)); - (void) printf("%2llu %s\n", (u_longlong_t)version, - zpool_get_name(zhp)); - } else { - cbp->cb_first = B_FALSE; - ret = zpool_upgrade(zhp, cbp->cb_version); - if (!ret) { - (void) printf(gettext("Successfully upgraded " - "'%s'\n\n"), zpool_get_name(zhp)); - if (cbp->cb_poolname[0] == '\0' && - is_root_pool(zhp)) { - (void) strlcpy(cbp->cb_poolname, - zpool_get_name(zhp), - sizeof(cbp->cb_poolname)); - } - } + if (version < cbp->cb_version) { + cbp->cb_first = B_FALSE; + ret = upgrade_version(zhp, cbp->cb_version); + if (ret != 0) + return (ret); +#ifdef __FreeBSD__ + if (cbp->cb_poolname[0] == '\0' && + is_root_pool(zhp)) { + (void) strlcpy(cbp->cb_poolname, + zpool_get_name(zhp), + sizeof(cbp->cb_poolname)); } - } else if (cbp->cb_newer && !SPA_VERSION_IS_SUPPORTED(version)) { - assert(!cbp->cb_all); +#endif /* ___FreeBSD__ */ + printnl = B_TRUE; +#ifdef illumos + /* + * If they did "zpool upgrade -a", then we could + * be doing ioctls to different pools. We need + * to log this history once to each pool, and bypass + * the normal history logging that happens in main(). + */ + (void) zpool_log_history(g_zfs, history_str); + log_history = B_FALSE; +#endif + } + + if (cbp->cb_version >= SPA_VERSION_FEATURES) { + int count; + ret = upgrade_enable_all(zhp, &count); + if (ret != 0) + return (ret); + + if (count > 0) { + cbp->cb_first = B_FALSE; + printnl = B_TRUE; + } + } + + if (printnl) { + (void) printf(gettext("\n")); + } + + return (0); +} + +static int +upgrade_list_older_cb(zpool_handle_t *zhp, void *arg) +{ + upgrade_cbdata_t *cbp = arg; + nvlist_t *config; + uint64_t version; + + config = zpool_get_config(zhp, NULL); + verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, + &version) == 0); + + assert(SPA_VERSION_IS_SUPPORTED(version)); + + if (version < SPA_VERSION_FEATURES) { if (cbp->cb_first) { (void) printf(gettext("The following pools are " - "formatted using an unsupported software version " - "and\ncannot be accessed on the current " - "system.\n\n")); + "formatted with legacy version numbers and can\n" + "be upgraded to use feature flags. After " + "being upgraded, these pools\nwill no " + "longer be accessible by software that does not " + "support feature\nflags.\n\n")); (void) printf(gettext("VER POOL\n")); (void) printf(gettext("--- ------------\n")); cbp->cb_first = B_FALSE; @@ -4447,14 +4594,65 @@ upgrade_cb(zpool_handle_t *zhp, void *arg) zpool_get_name(zhp)); } - zpool_close(zhp); - return (ret); + return (0); +} + +static int +upgrade_list_disabled_cb(zpool_handle_t *zhp, void *arg) +{ + upgrade_cbdata_t *cbp = arg; + nvlist_t *config; + uint64_t version; + + config = zpool_get_config(zhp, NULL); + verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION, + &version) == 0); + + if (version >= SPA_VERSION_FEATURES) { + int i; + boolean_t poolfirst = B_TRUE; + nvlist_t *enabled = zpool_get_features(zhp); + + for (i = 0; i < SPA_FEATURES; i++) { + const char *fguid = spa_feature_table[i].fi_guid; + const char *fname = spa_feature_table[i].fi_uname; + if (!nvlist_exists(enabled, fguid)) { + if (cbp->cb_first) { + (void) printf(gettext("\nSome " + "supported features are not " + "enabled on the following pools. " + "Once a\nfeature is enabled the " + "pool may become incompatible with " + "software\nthat does not support " + "the feature. See " + "zpool-features(5) for " + "details.\n\n")); + (void) printf(gettext("POOL " + "FEATURE\n")); + (void) printf(gettext("------" + "---------\n")); + cbp->cb_first = B_FALSE; + } + + if (poolfirst) { + (void) printf(gettext("%s\n"), + zpool_get_name(zhp)); + poolfirst = B_FALSE; + } + + (void) printf(gettext(" %s\n"), fname); + } + } + } + + return (0); } /* ARGSUSED */ static int upgrade_one(zpool_handle_t *zhp, void *data) { + boolean_t printnl = B_FALSE; upgrade_cbdata_t *cbp = data; uint64_t cur_version; int ret; @@ -4469,30 +4667,58 @@ upgrade_one(zpool_handle_t *zhp, void *data) cur_version = zpool_get_prop_int(zhp, ZPOOL_PROP_VERSION, NULL); if (cur_version > cbp->cb_version) { (void) printf(gettext("Pool '%s' is already formatted " - "using more current version '%llu'.\n"), + "using more current version '%llu'.\n\n"), zpool_get_name(zhp), cur_version); return (0); } - if (cur_version == cbp->cb_version) { + + if (cbp->cb_version != SPA_VERSION && cur_version == cbp->cb_version) { (void) printf(gettext("Pool '%s' is already formatted " - "using the current version.\n"), zpool_get_name(zhp)); + "using version %llu.\n\n"), zpool_get_name(zhp), + cbp->cb_version); return (0); } - ret = zpool_upgrade(zhp, cbp->cb_version); + if (cur_version != cbp->cb_version) { + printnl = B_TRUE; + ret = upgrade_version(zhp, cbp->cb_version); + if (ret != 0) { +#ifdef __FreeBSD__ + if (cbp->cb_poolname[0] == '\0' && + is_root_pool(zhp)) { + (void) strlcpy(cbp->cb_poolname, + zpool_get_name(zhp), + sizeof(cbp->cb_poolname)); + } +#endif /* ___FreeBSD__ */ + return (ret); + } + } - if (!ret) { - (void) printf(gettext("Successfully upgraded '%s' " - "from version %llu to version %llu\n\n"), - zpool_get_name(zhp), (u_longlong_t)cur_version, - (u_longlong_t)cbp->cb_version); + if (cbp->cb_version >= SPA_VERSION_FEATURES) { + int count = 0; + ret = upgrade_enable_all(zhp, &count); + if (ret != 0) + return (ret); + + if (count != 0) { + printnl = B_TRUE; + } else if (cur_version == SPA_VERSION) { + (void) printf(gettext("Pool '%s' already has all " + "supported features enabled.\n"), + zpool_get_name(zhp)); + } if (cbp->cb_poolname[0] == '\0' && is_root_pool(zhp)) { (void) strlcpy(cbp->cb_poolname, zpool_get_name(zhp), sizeof(cbp->cb_poolname)); } } - return (ret != 0); + if (printnl) { + (void) printf(gettext("\n")); + } + + return (0); } /* @@ -4511,6 +4737,7 @@ zpool_do_upgrade(int argc, char **argv) upgrade_cbdata_t cb = { 0 }; int ret = 0; boolean_t showversions = B_FALSE; + boolean_t upgradeall = B_FALSE; char *end; @@ -4518,7 +4745,7 @@ zpool_do_upgrade(int argc, char **argv) while ((c = getopt(argc, argv, ":avV:")) != -1) { switch (c) { case 'a': - cb.cb_all = B_TRUE; + upgradeall = B_TRUE; break; case 'v': showversions = B_TRUE; @@ -4551,19 +4778,19 @@ zpool_do_upgrade(int argc, char **argv) if (cb.cb_version == 0) { cb.cb_version = SPA_VERSION; - } else if (!cb.cb_all && argc == 0) { + } else if (!upgradeall && argc == 0) { (void) fprintf(stderr, gettext("-V option is " "incompatible with other arguments\n")); usage(B_FALSE); } if (showversions) { - if (cb.cb_all || argc != 0) { + if (upgradeall || argc != 0) { (void) fprintf(stderr, gettext("-v option is " "incompatible with other arguments\n")); usage(B_FALSE); } - } else if (cb.cb_all) { + } else if (upgradeall) { if (argc != 0) { (void) fprintf(stderr, gettext("-a option should not " "be used along with a pool name\n")); @@ -4573,9 +4800,25 @@ zpool_do_upgrade(int argc, char **argv) (void) printf(gettext("This system supports ZFS pool feature " "flags.\n\n")); - cb.cb_first = B_TRUE; if (showversions) { - (void) printf(gettext("The following versions are " + int i; + + (void) printf(gettext("The following features are " + "supported:\n\n")); + (void) printf(gettext("FEAT DESCRIPTION\n")); + (void) printf("----------------------------------------------" + "---------------\n"); + for (i = 0; i < SPA_FEATURES; i++) { + zfeature_info_t *fi = &spa_feature_table[i]; + const char *ro = fi->fi_can_readonly ? + " (read-only compatible)" : ""; + + (void) printf("%-37s%s\n", fi->fi_uname, ro); + (void) printf(" %s\n", fi->fi_desc); + } + (void) printf("\n"); + + (void) printf(gettext("The following legacy versions are also " "supported:\n\n")); (void) printf(gettext("VER DESCRIPTION\n")); (void) printf("--- -----------------------------------------" @@ -4618,32 +4861,44 @@ zpool_do_upgrade(int argc, char **argv) (void) printf(gettext("\nFor more information on a particular " "version, including supported releases,\n")); (void) printf(gettext("see the ZFS Administration Guide.\n\n")); - } else if (argc == 0) { - int notfound; - + } else if (argc == 0 && upgradeall) { + cb.cb_first = B_TRUE; ret = zpool_iter(g_zfs, upgrade_cb, &cb); - notfound = cb.cb_first; - - if (!cb.cb_all && ret == 0) { - if (!cb.cb_first) - (void) printf("\n"); - cb.cb_first = B_TRUE; - cb.cb_newer = B_TRUE; - ret = zpool_iter(g_zfs, upgrade_cb, &cb); - if (!cb.cb_first) { - notfound = B_FALSE; - (void) printf("\n"); + if (ret == 0 && cb.cb_first) { + if (cb.cb_version == SPA_VERSION) { + (void) printf(gettext("All pools are already " + "formatted using feature flags.\n\n")); + (void) printf(gettext("Every feature flags " + "pool already has all supported features " + "enabled.\n")); + } else { + (void) printf(gettext("All pools are already " + "formatted with version %llu or higher.\n"), + cb.cb_version); } } + } else if (argc == 0) { + cb.cb_first = B_TRUE; + ret = zpool_iter(g_zfs, upgrade_list_older_cb, &cb); + assert(ret == 0); - if (ret == 0) { - if (notfound) - (void) printf(gettext("All pools are formatted " - "using this version.\n")); - else if (!cb.cb_all) - (void) printf(gettext("Use 'zpool upgrade -v' " - "for a list of available versions and " - "their associated\nfeatures.\n")); + if (cb.cb_first) { + (void) printf(gettext("All pools are formatted " + "using feature flags.\n\n")); + } else { + (void) printf(gettext("\nUse 'zpool upgrade -v' " + "for a list of available legacy versions.\n")); + } + + cb.cb_first = B_TRUE; + ret = zpool_iter(g_zfs, upgrade_list_disabled_cb, &cb); + assert(ret == 0); + + if (cb.cb_first) { + (void) printf(gettext("Every feature flags pool has " + "all supported features enabled.\n")); + } else { + (void) printf(gettext("\n")); } } else { ret = for_each_pool(argc, argv, B_FALSE, NULL, diff --git a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs.h b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs.h index a652a9d05ceb..3a35410565b4 100644 --- a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs.h +++ b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs.h @@ -316,7 +316,8 @@ typedef enum { * requiring administrative attention. There is no corresponding * message ID. */ - ZPOOL_STATUS_VERSION_OLDER, /* older on-disk version */ + ZPOOL_STATUS_VERSION_OLDER, /* older legacy on-disk version */ + ZPOOL_STATUS_FEAT_DISABLED, /* supported features are disabled */ ZPOOL_STATUS_RESILVERING, /* device being resilvered */ ZPOOL_STATUS_OFFLINE_DEV, /* device online */ ZPOOL_STATUS_REMOVED_DEV, /* removed device */ diff --git a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_status.c b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_status.c index af0707a62058..560bacdc37f7 100644 --- a/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_status.c +++ b/cddl/contrib/opensolaris/lib/libzfs/common/libzfs_status.c @@ -44,6 +44,7 @@ #include #include #include "libzfs_impl.h" +#include "zfeature_common.h" /* * Message ID table. This must be kept in sync with the ZPOOL_STATUS_* defines @@ -319,6 +320,30 @@ check_status(nvlist_t *config, boolean_t isimport) if (SPA_VERSION_IS_SUPPORTED(version) && version != SPA_VERSION) return (ZPOOL_STATUS_VERSION_OLDER); + /* + * Usable pool with disabled features + */ + if (version >= SPA_VERSION_FEATURES) { + int i; + nvlist_t *feat; + + if (isimport) { + feat = fnvlist_lookup_nvlist(config, + ZPOOL_CONFIG_LOAD_INFO); + feat = fnvlist_lookup_nvlist(feat, + ZPOOL_CONFIG_ENABLED_FEAT); + } else { + feat = fnvlist_lookup_nvlist(config, + ZPOOL_CONFIG_FEATURE_STATS); + } + + for (i = 0; i < SPA_FEATURES; i++) { + zfeature_info_t *fi = &spa_feature_table[i]; + if (!nvlist_exists(feat, fi->fi_guid)) + return (ZPOOL_STATUS_FEAT_DISABLED); + } + } + return (ZPOOL_STATUS_OK); } diff --git a/cddl/lib/libzfs/Makefile b/cddl/lib/libzfs/Makefile index 369020364bbf..9e68da4c3733 100644 --- a/cddl/lib/libzfs/Makefile +++ b/cddl/lib/libzfs/Makefile @@ -6,8 +6,8 @@ .PATH: ${.CURDIR}/../../../cddl/contrib/opensolaris/lib/libzfs/common LIB= zfs -DPADD= ${LIBMD} ${LIBPTHREAD} ${LIBUMEM} ${LIBUTIL} ${LIBM} -LDADD= -lmd -lpthread -lumem -lutil -lm +DPADD= ${LIBMD} ${LIBPTHREAD} ${LIBUMEM} ${LIBUTIL} ${LIBM} ${LIBNVPAIR} +LDADD= -lmd -lpthread -lumem -lutil -lm -lnvpair SRCS= deviceid.c \ fsshare.c \ diff --git a/rescue/rescue/Makefile b/rescue/rescue/Makefile index e3236226edfc..dc1f8a110c8a 100644 --- a/rescue/rescue/Makefile +++ b/rescue/rescue/Makefile @@ -123,7 +123,7 @@ CRUNCH_LIBS+= -lalias -lcam -lcurses -ldevstat -lipsec CRUNCH_LIBS+= -lipx .endif .if ${MK_ZFS} != "no" -CRUNCH_LIBS+= -lavl -lnvpair -lzfs -lpthread -luutil -lumem +CRUNCH_LIBS+= -lavl -lzfs -lnvpair -lpthread -luutil -lumem .endif CRUNCH_LIBS+= -lgeom -lbsdxml -lkiconv -lmd -lsbuf -lufs -lz diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c index c796533a9080..53ce61f7f0db 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c +++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/spa.c @@ -2172,7 +2172,7 @@ spa_load_impl(spa_t *spa, uint64_t pool_guid, nvlist_t *config, if (spa_version(spa) >= SPA_VERSION_FEATURES) { boolean_t missing_feat_read = B_FALSE; - nvlist_t *unsup_feat; + nvlist_t *unsup_feat, *enabled_feat; if (spa_dir_prop(spa, DMU_POOL_FEATURES_FOR_READ, &spa->spa_feat_for_read_obj) != 0) { @@ -2189,27 +2189,32 @@ spa_load_impl(spa_t *spa, uint64_t pool_guid, nvlist_t *config, return (spa_vdev_err(rvd, VDEV_AUX_CORRUPT_DATA, EIO)); } - VERIFY(nvlist_alloc(&unsup_feat, NV_UNIQUE_NAME, KM_SLEEP) == - 0); + enabled_feat = fnvlist_alloc(); + unsup_feat = fnvlist_alloc(); if (!feature_is_supported(spa->spa_meta_objset, spa->spa_feat_for_read_obj, spa->spa_feat_desc_obj, - unsup_feat)) + unsup_feat, enabled_feat)) missing_feat_read = B_TRUE; if (spa_writeable(spa) || state == SPA_LOAD_TRYIMPORT) { if (!feature_is_supported(spa->spa_meta_objset, spa->spa_feat_for_write_obj, spa->spa_feat_desc_obj, - unsup_feat)) + unsup_feat, enabled_feat)) { missing_feat_write = B_TRUE; + } } + fnvlist_add_nvlist(spa->spa_load_info, + ZPOOL_CONFIG_ENABLED_FEAT, enabled_feat); + if (!nvlist_empty(unsup_feat)) { - VERIFY(nvlist_add_nvlist(spa->spa_load_info, - ZPOOL_CONFIG_UNSUP_FEAT, unsup_feat) == 0); + fnvlist_add_nvlist(spa->spa_load_info, + ZPOOL_CONFIG_UNSUP_FEAT, unsup_feat); } - nvlist_free(unsup_feat); + fnvlist_free(enabled_feat); + fnvlist_free(unsup_feat); if (!missing_feat_read) { fnvlist_add_boolean(spa->spa_load_info, diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfeature.h b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfeature.h index 9ff1c93df7f4..481e85b1bad0 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfeature.h +++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfeature.h @@ -35,7 +35,7 @@ extern "C" { #endif extern boolean_t feature_is_supported(objset_t *os, uint64_t obj, - uint64_t desc_obj, nvlist_t *unsup_feat); + uint64_t desc_obj, nvlist_t *unsup_feat, nvlist_t *enabled_feat); struct spa; extern void spa_feature_create_zap_objects(struct spa *, dmu_tx_t *); diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfeature.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfeature.c index ba722088a40f..b9250df4a91c 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfeature.c +++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfeature.c @@ -173,7 +173,7 @@ typedef enum { */ boolean_t feature_is_supported(objset_t *os, uint64_t obj, uint64_t desc_obj, - nvlist_t *unsup_feat) + nvlist_t *unsup_feat, nvlist_t *enabled_feat) { boolean_t supported; zap_cursor_t zc; @@ -186,11 +186,16 @@ feature_is_supported(objset_t *os, uint64_t obj, uint64_t desc_obj, ASSERT(za.za_integer_length == sizeof (uint64_t) && za.za_num_integers == 1); + if (NULL != enabled_feat) { + fnvlist_add_uint64(enabled_feat, za.za_name, + za.za_first_integer); + } + if (za.za_first_integer != 0 && !zfeature_is_supported(za.za_name)) { supported = B_FALSE; - if (unsup_feat != NULL) { + if (NULL != unsup_feat) { char *desc = ""; char buf[MAXPATHLEN]; diff --git a/sys/cddl/contrib/opensolaris/uts/common/sys/fs/zfs.h b/sys/cddl/contrib/opensolaris/uts/common/sys/fs/zfs.h index f2d996ac9187..64fd2e64be07 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/sys/fs/zfs.h +++ b/sys/cddl/contrib/opensolaris/uts/common/sys/fs/zfs.h @@ -520,6 +520,7 @@ typedef struct zpool_rewind_policy { #define ZPOOL_CONFIG_LOAD_INFO "load_info" /* not stored on disk */ #define ZPOOL_CONFIG_REWIND_INFO "rewind_info" /* not stored on disk */ #define ZPOOL_CONFIG_UNSUP_FEAT "unsup_feat" /* not stored on disk */ +#define ZPOOL_CONFIG_ENABLED_FEAT "enabled_feat" /* not stored on disk */ #define ZPOOL_CONFIG_CAN_RDONLY "can_rdonly" /* not stored on disk */ #define ZPOOL_CONFIG_FEATURES_FOR_READ "features_for_read" #define ZPOOL_CONFIG_FEATURE_STATS "feature_stats" /* not stored on disk */