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OpenZFS 6939 - add sysevents to zfs core for commands
Authored by: Dave Eddy <dave@daveeddy.com> Reviewed by: Patrick Mooney <patrick.mooney@joyent.com> Reviewed by: Joshua M. Clulow <jmc@joyent.com> Reviewed by: Josh Wilsdon <jwilsdon@joyent.com> Reviewed by: Matthew Ahrens <mahrens@delphix.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Richard Elling <Richard.Elling@RichardElling.com> Reviewed by: Alan Somers <asomers@gmail.com> Reviewed by: Andrew Stormont <andyjstormont@gmail.com> Approved by: Matthew Ahrens <mahrens@delphix.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: George Melikov <mail@gmelikov.ru> Ported-by: Giuseppe Di Natale <dinatale2@llnl.gov> OpenZFS-issue: https://www.illumos.org/issues/6939 OpenZFS-commit: https://github.com/openzfs/openzfs/commit/ce1577b Closes #6328
This commit is contained in:
Dave Eddy
Brian Behlendorf
parent
314be68aa9
commit
12fa0466df
@ -93,6 +93,7 @@ typedef struct zfs_zevent {
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extern void fm_init(void);
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extern void fm_fini(void);
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extern void fm_nvprint(nvlist_t *);
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extern void zfs_zevent_post_cb(nvlist_t *nvl, nvlist_t *detector);
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extern int zfs_zevent_post(nvlist_t *, nvlist_t *, zevent_cb_t *);
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extern void zfs_zevent_drain_all(int *);
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extern int zfs_zevent_fd_hold(int, minor_t *, zfs_zevent_t **);
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@ -23,7 +23,8 @@
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* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2011, 2014 by Delphix. All rights reserved.
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* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
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* Copyright (c) 2013, Joyent, Inc. All rights reserved.
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* Copyright (c) 2013, 2017 Joyent, Inc. All rights reserved.
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* Copyright (c) 2014 Integros [integros.com]
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* Copyright (c) 2017 Datto Inc.
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*/
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@ -1146,11 +1147,45 @@ typedef enum {
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* ZFS_EV_POOL_GUID DATA_TYPE_UINT64
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* ZFS_EV_VDEV_PATH DATA_TYPE_STRING (optional)
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* ZFS_EV_VDEV_GUID DATA_TYPE_UINT64
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*
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* ESC_ZFS_HISTORY_EVENT
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*
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* ZFS_EV_POOL_NAME DATA_TYPE_STRING
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* ZFS_EV_POOL_GUID DATA_TYPE_UINT64
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* ZFS_EV_HIST_TIME DATA_TYPE_UINT64 (optional)
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* ZFS_EV_HIST_CMD DATA_TYPE_STRING (optional)
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* ZFS_EV_HIST_WHO DATA_TYPE_UINT64 (optional)
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* ZFS_EV_HIST_ZONE DATA_TYPE_STRING (optional)
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* ZFS_EV_HIST_HOST DATA_TYPE_STRING (optional)
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* ZFS_EV_HIST_TXG DATA_TYPE_UINT64 (optional)
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* ZFS_EV_HIST_INT_EVENT DATA_TYPE_UINT64 (optional)
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* ZFS_EV_HIST_INT_STR DATA_TYPE_STRING (optional)
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* ZFS_EV_HIST_INT_NAME DATA_TYPE_STRING (optional)
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* ZFS_EV_HIST_IOCTL DATA_TYPE_STRING (optional)
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* ZFS_EV_HIST_DSNAME DATA_TYPE_STRING (optional)
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* ZFS_EV_HIST_DSID DATA_TYPE_UINT64 (optional)
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*
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* The ZFS_EV_HIST_* members will correspond to the ZPOOL_HIST_* members in the
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* history log nvlist. The keynames will be free of any spaces or other
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* characters that could be potentially unexpected to consumers of the
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* sysevents.
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*/
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#define ZFS_EV_POOL_NAME "pool_name"
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#define ZFS_EV_POOL_GUID "pool_guid"
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#define ZFS_EV_VDEV_PATH "vdev_path"
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#define ZFS_EV_VDEV_GUID "vdev_guid"
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#define ZFS_EV_HIST_TIME "history_time"
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#define ZFS_EV_HIST_CMD "history_command"
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#define ZFS_EV_HIST_WHO "history_who"
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#define ZFS_EV_HIST_ZONE "history_zone"
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#define ZFS_EV_HIST_HOST "history_hostname"
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#define ZFS_EV_HIST_TXG "history_txg"
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#define ZFS_EV_HIST_INT_EVENT "history_internal_event"
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#define ZFS_EV_HIST_INT_STR "history_internal_str"
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#define ZFS_EV_HIST_INT_NAME "history_internal_name"
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#define ZFS_EV_HIST_IOCTL "history_ioctl"
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#define ZFS_EV_HIST_DSNAME "history_dsname"
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#define ZFS_EV_HIST_DSID "history_dsid"
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#ifdef __cplusplus
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}
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@ -24,6 +24,8 @@
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* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
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* Copyright (c) 2014 Spectra Logic Corporation, All rights reserved.
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* Copyright 2013 Saso Kiselkov. All rights reserved.
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* Copyright (c) 2014 Integros [integros.com]
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* Copyright 2017 Joyent, Inc.
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* Copyright (c) 2017 Datto Inc.
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*/
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@ -882,10 +884,11 @@ struct zbookmark_phys;
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extern void spa_log_error(spa_t *spa, zio_t *zio);
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extern void zfs_ereport_post(const char *class, spa_t *spa, vdev_t *vd,
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zio_t *zio, uint64_t stateoroffset, uint64_t length);
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extern nvlist_t *zfs_event_create(spa_t *spa, vdev_t *vd, const char *type,
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const char *name, nvlist_t *aux);
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extern void zfs_post_remove(spa_t *spa, vdev_t *vd);
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extern void zfs_post_state_change(spa_t *spa, vdev_t *vd, uint64_t laststate);
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extern void zfs_post_autoreplace(spa_t *spa, vdev_t *vd);
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extern void zfs_post_sysevent(spa_t *spa, vdev_t *vd, const char *name);
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extern uint64_t spa_get_errlog_size(spa_t *spa);
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extern int spa_get_errlog(spa_t *spa, void *uaddr, size_t *count);
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extern void spa_errlog_rotate(spa_t *spa);
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@ -909,7 +912,8 @@ extern void spa_prop_clear_bootfs(spa_t *spa, uint64_t obj, dmu_tx_t *tx);
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extern void spa_configfile_set(spa_t *, nvlist_t *, boolean_t);
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/* asynchronous event notification */
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extern void spa_event_notify(spa_t *spa, vdev_t *vdev, const char *name);
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extern void spa_event_notify(spa_t *spa, vdev_t *vdev, nvlist_t *hist_nvl,
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const char *name);
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#ifdef ZFS_DEBUG
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#define dprintf_bp(bp, fmt, ...) do { \
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@ -27,4 +27,10 @@
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#ifndef _SYS_SYSEVENT_H
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#define _SYS_SYSEVENT_H
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#include <sys/nvpair.h>
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typedef struct sysevent {
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nvlist_t *resource;
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} sysevent_t;
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#endif
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@ -21,6 +21,7 @@
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/*
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* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
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* Copyright 2015 Nexenta Systems, Inc. All rights reserved.
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* Copyright 2017 Joyent, Inc.
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*/
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#ifndef _SYS_SYSEVENT_EVENTDEFS_H
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@ -112,6 +113,7 @@ extern "C" {
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#define ESC_ZFS_VDEV_AUTOEXPAND "vdev_autoexpand"
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#define ESC_ZFS_BOOTFS_VDEV_ATTACH "bootfs_vdev_attach"
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#define ESC_ZFS_POOL_REGUID "pool_reguid"
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#define ESC_ZFS_HISTORY_EVENT "history_event"
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/*
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* datalink subclass definitions.
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@ -23,6 +23,7 @@
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* Copyright (c) 2011, 2016 by Delphix. All rights reserved.
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* Copyright 2016 Gary Mills
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* Copyright (c) 2017 Datto Inc.
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* Copyright 2017 Joyent, Inc.
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*/
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#include <sys/dsl_scan.h>
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@ -249,9 +250,10 @@ dsl_scan_setup_sync(void *arg, dmu_tx_t *tx)
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if (vdev_resilver_needed(spa->spa_root_vdev,
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&scn->scn_phys.scn_min_txg, &scn->scn_phys.scn_max_txg)) {
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spa_event_notify(spa, NULL, ESC_ZFS_RESILVER_START);
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spa_event_notify(spa, NULL, NULL,
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ESC_ZFS_RESILVER_START);
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} else {
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spa_event_notify(spa, NULL, ESC_ZFS_SCRUB_START);
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spa_event_notify(spa, NULL, NULL, ESC_ZFS_SCRUB_START);
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}
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spa->spa_scrub_started = B_TRUE;
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@ -360,7 +362,8 @@ dsl_scan_done(dsl_scan_t *scn, boolean_t complete, dmu_tx_t *tx)
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vdev_dtl_reassess(spa->spa_root_vdev, tx->tx_txg,
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complete ? scn->scn_phys.scn_max_txg : 0, B_TRUE);
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if (complete) {
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spa_event_notify(spa, NULL, scn->scn_phys.scn_min_txg ?
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spa_event_notify(spa, NULL, NULL,
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scn->scn_phys.scn_min_txg ?
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ESC_ZFS_RESILVER_FINISH : ESC_ZFS_SCRUB_FINISH);
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}
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spa_errlog_rotate(spa);
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@ -30,6 +30,7 @@
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* Copyright 2016 Toomas Soome <tsoome@me.com>
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* Copyright (c) 2016 Actifio, Inc. All rights reserved.
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* Copyright (c) 2017 Datto Inc.
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* Copyright 2017 Joyent, Inc.
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*/
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/*
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@ -77,6 +78,8 @@
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#include <sys/zvol.h>
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#ifdef _KERNEL
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#include <sys/fm/protocol.h>
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#include <sys/fm/util.h>
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#include <sys/bootprops.h>
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#include <sys/callb.h>
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#include <sys/cpupart.h>
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@ -146,6 +149,9 @@ const zio_taskq_info_t zio_taskqs[ZIO_TYPES][ZIO_TASKQ_TYPES] = {
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{ ZTI_ONE, ZTI_NULL, ZTI_ONE, ZTI_NULL }, /* IOCTL */
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};
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static sysevent_t *spa_event_create(spa_t *spa, vdev_t *vd, nvlist_t *hist_nvl,
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const char *name);
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static void spa_event_post(sysevent_t *ev);
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static void spa_sync_version(void *arg, dmu_tx_t *tx);
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static void spa_sync_props(void *arg, dmu_tx_t *tx);
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static boolean_t spa_has_active_shared_spare(spa_t *spa);
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@ -801,7 +807,7 @@ spa_change_guid(spa_t *spa)
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if (error == 0) {
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spa_config_sync(spa, B_FALSE, B_TRUE);
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spa_event_notify(spa, NULL, ESC_ZFS_POOL_REGUID);
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spa_event_notify(spa, NULL, NULL, ESC_ZFS_POOL_REGUID);
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}
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mutex_exit(&spa_namespace_lock);
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@ -1701,7 +1707,7 @@ spa_check_removed(vdev_t *vd)
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if (vd->vdev_ops->vdev_op_leaf && vdev_is_dead(vd) &&
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!vd->vdev_ishole) {
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zfs_post_autoreplace(vd->vdev_spa, vd);
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spa_event_notify(vd->vdev_spa, vd, ESC_ZFS_VDEV_CHECK);
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spa_event_notify(vd->vdev_spa, vd, NULL, ESC_ZFS_VDEV_CHECK);
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}
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}
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@ -3998,7 +4004,7 @@ spa_create(const char *pool, nvlist_t *nvroot, nvlist_t *props,
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txg_wait_synced(spa->spa_dsl_pool, txg);
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spa_config_sync(spa, B_FALSE, B_TRUE);
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spa_event_notify(spa, NULL, ESC_ZFS_POOL_CREATE);
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spa_event_notify(spa, NULL, NULL, ESC_ZFS_POOL_CREATE);
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spa_history_log_version(spa, "create");
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@ -4062,7 +4068,7 @@ spa_import(char *pool, nvlist_t *config, nvlist_t *props, uint64_t flags)
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spa_configfile_set(spa, props, B_FALSE);
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spa_config_sync(spa, B_FALSE, B_TRUE);
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spa_event_notify(spa, NULL, ESC_ZFS_POOL_IMPORT);
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spa_event_notify(spa, NULL, NULL, ESC_ZFS_POOL_IMPORT);
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mutex_exit(&spa_namespace_lock);
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return (0);
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@ -4189,7 +4195,7 @@ spa_import(char *pool, nvlist_t *config, nvlist_t *props, uint64_t flags)
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spa_history_log_version(spa, "import");
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spa_event_notify(spa, NULL, ESC_ZFS_POOL_IMPORT);
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spa_event_notify(spa, NULL, NULL, ESC_ZFS_POOL_IMPORT);
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zvol_create_minors(spa, pool, B_TRUE);
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@ -4390,7 +4396,7 @@ spa_export_common(char *pool, int new_state, nvlist_t **oldconfig,
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}
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export_spa:
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spa_event_notify(spa, NULL, ESC_ZFS_POOL_DESTROY);
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spa_event_notify(spa, NULL, NULL, ESC_ZFS_POOL_DESTROY);
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if (spa->spa_state != POOL_STATE_UNINITIALIZED) {
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spa_unload(spa);
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@ -4546,7 +4552,7 @@ spa_vdev_add(spa_t *spa, nvlist_t *nvroot)
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mutex_enter(&spa_namespace_lock);
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spa_config_update(spa, SPA_CONFIG_UPDATE_POOL);
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spa_event_notify(spa, NULL, ESC_ZFS_VDEV_ADD);
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spa_event_notify(spa, NULL, NULL, ESC_ZFS_VDEV_ADD);
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mutex_exit(&spa_namespace_lock);
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return (0);
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@ -4727,7 +4733,7 @@ spa_vdev_attach(spa_t *spa, uint64_t guid, nvlist_t *nvroot, int replacing)
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if (newvd->vdev_isspare) {
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spa_spare_activate(newvd);
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spa_event_notify(spa, newvd, ESC_ZFS_VDEV_SPARE);
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spa_event_notify(spa, newvd, NULL, ESC_ZFS_VDEV_SPARE);
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}
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oldvdpath = spa_strdup(oldvd->vdev_path);
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@ -4747,9 +4753,9 @@ spa_vdev_attach(spa_t *spa, uint64_t guid, nvlist_t *nvroot, int replacing)
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dsl_resilver_restart(spa->spa_dsl_pool, dtl_max_txg);
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if (spa->spa_bootfs)
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spa_event_notify(spa, newvd, ESC_ZFS_BOOTFS_VDEV_ATTACH);
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spa_event_notify(spa, newvd, NULL, ESC_ZFS_BOOTFS_VDEV_ATTACH);
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spa_event_notify(spa, newvd, ESC_ZFS_VDEV_ATTACH);
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spa_event_notify(spa, newvd, NULL, ESC_ZFS_VDEV_ATTACH);
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/*
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* Commit the config
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@ -4963,7 +4969,7 @@ spa_vdev_detach(spa_t *spa, uint64_t guid, uint64_t pguid, int replace_done)
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vd->vdev_detached = B_TRUE;
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vdev_dirty(tvd, VDD_DTL, vd, txg);
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spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE);
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spa_event_notify(spa, vd, NULL, ESC_ZFS_VDEV_REMOVE);
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/* hang on to the spa before we release the lock */
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spa_open_ref(spa, FTAG);
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@ -5449,6 +5455,7 @@ int
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spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare)
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{
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vdev_t *vd;
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sysevent_t *ev = NULL;
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metaslab_group_t *mg;
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nvlist_t **spares, **l2cache, *nv;
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uint64_t txg = 0;
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@ -5474,7 +5481,8 @@ spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare)
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if (vd == NULL || unspare) {
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if (vd == NULL)
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vd = spa_lookup_by_guid(spa, guid, B_TRUE);
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spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE_AUX);
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ev = spa_event_create(spa, vd, NULL,
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ESC_ZFS_VDEV_REMOVE_AUX);
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spa_vdev_remove_aux(spa->spa_spares.sav_config,
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ZPOOL_CONFIG_SPARES, spares, nspares, nv);
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spa_load_spares(spa);
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@ -5490,7 +5498,7 @@ spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare)
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* Cache devices can always be removed.
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*/
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vd = spa_lookup_by_guid(spa, guid, B_TRUE);
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spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE_AUX);
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ev = spa_event_create(spa, vd, NULL, ESC_ZFS_VDEV_REMOVE_AUX);
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spa_vdev_remove_aux(spa->spa_l2cache.sav_config,
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ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache, nv);
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spa_load_l2cache(spa);
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@ -5531,7 +5539,7 @@ spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare)
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/*
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* Clean up the vdev namespace.
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*/
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spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE_DEV);
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ev = spa_event_create(spa, vd, NULL, ESC_ZFS_VDEV_REMOVE_DEV);
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spa_vdev_remove_from_namespace(spa, vd);
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} else if (vd != NULL) {
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@ -5549,6 +5557,9 @@ spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare)
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if (!locked)
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error = spa_vdev_exit(spa, NULL, txg, error);
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if (ev)
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spa_event_post(ev);
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return (error);
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}
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@ -5831,7 +5842,7 @@ spa_async_autoexpand(spa_t *spa, vdev_t *vd)
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if (!vd->vdev_ops->vdev_op_leaf || vd->vdev_physpath == NULL)
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return;
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spa_event_notify(vd->vdev_spa, vd, ESC_ZFS_VDEV_AUTOEXPAND);
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spa_event_notify(vd->vdev_spa, vd, NULL, ESC_ZFS_VDEV_AUTOEXPAND);
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}
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static void
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@ -6944,6 +6955,33 @@ spa_has_active_shared_spare(spa_t *spa)
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return (B_FALSE);
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}
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static sysevent_t *
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spa_event_create(spa_t *spa, vdev_t *vd, nvlist_t *hist_nvl, const char *name)
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{
|
||||
sysevent_t *ev = NULL;
|
||||
#ifdef _KERNEL
|
||||
nvlist_t *resource;
|
||||
|
||||
resource = zfs_event_create(spa, vd, FM_SYSEVENT_CLASS, name, hist_nvl);
|
||||
if (resource) {
|
||||
ev = kmem_alloc(sizeof (sysevent_t), KM_SLEEP);
|
||||
ev->resource = resource;
|
||||
}
|
||||
#endif
|
||||
return (ev);
|
||||
}
|
||||
|
||||
static void
|
||||
spa_event_post(sysevent_t *ev)
|
||||
{
|
||||
#ifdef _KERNEL
|
||||
if (ev) {
|
||||
zfs_zevent_post(ev->resource, NULL, zfs_zevent_post_cb);
|
||||
kmem_free(ev, sizeof (*ev));
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
/*
|
||||
* Post a zevent corresponding to the given sysevent. The 'name' must be one
|
||||
* of the event definitions in sys/sysevent/eventdefs.h. The payload will be
|
||||
@ -6952,9 +6990,9 @@ spa_has_active_shared_spare(spa_t *spa)
|
||||
* or zdb as real changes.
|
||||
*/
|
||||
void
|
||||
spa_event_notify(spa_t *spa, vdev_t *vd, const char *name)
|
||||
spa_event_notify(spa_t *spa, vdev_t *vd, nvlist_t *hist_nvl, const char *name)
|
||||
{
|
||||
zfs_post_sysevent(spa, vd, name);
|
||||
spa_event_post(spa_event_create(spa, vd, hist_nvl, name));
|
||||
}
|
||||
|
||||
#if defined(_KERNEL) && defined(HAVE_SPL)
|
||||
|
||||
@ -23,6 +23,7 @@
|
||||
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
|
||||
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
|
||||
* Copyright (c) 2011, 2015 by Delphix. All rights reserved.
|
||||
* Copyright 2017 Joyent, Inc.
|
||||
*/
|
||||
|
||||
#include <sys/spa.h>
|
||||
@ -330,7 +331,7 @@ spa_config_sync(spa_t *target, boolean_t removing, boolean_t postsysevent)
|
||||
spa_config_generation++;
|
||||
|
||||
if (postsysevent)
|
||||
spa_event_notify(target, NULL, ESC_ZFS_CONFIG_SYNC);
|
||||
spa_event_notify(target, NULL, NULL, ESC_ZFS_CONFIG_SYNC);
|
||||
}
|
||||
|
||||
/*
|
||||
|
||||
@ -22,6 +22,8 @@
|
||||
/*
|
||||
* Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
|
||||
* Copyright (c) 2011, 2015 by Delphix. All rights reserved.
|
||||
* Copyright (c) 2014 Integros [integros.com]
|
||||
* Copyright 2017 Joyent, Inc.
|
||||
*/
|
||||
|
||||
#include <sys/spa.h>
|
||||
@ -191,6 +193,71 @@ spa_history_zone(void)
|
||||
#endif
|
||||
}
|
||||
|
||||
/*
|
||||
* Post a history sysevent.
|
||||
*
|
||||
* The nvlist_t* passed into this function will be transformed into a new
|
||||
* nvlist where:
|
||||
*
|
||||
* 1. Nested nvlists will be flattened to a single level
|
||||
* 2. Keys will have their names normalized (to remove any problematic
|
||||
* characters, such as whitespace)
|
||||
*
|
||||
* The nvlist_t passed into this function will duplicated and should be freed
|
||||
* by caller.
|
||||
*
|
||||
*/
|
||||
static void
|
||||
spa_history_log_notify(spa_t *spa, nvlist_t *nvl)
|
||||
{
|
||||
nvlist_t *hist_nvl = fnvlist_alloc();
|
||||
uint64_t uint64;
|
||||
char *string;
|
||||
|
||||
if (nvlist_lookup_string(nvl, ZPOOL_HIST_CMD, &string) == 0)
|
||||
fnvlist_add_string(hist_nvl, ZFS_EV_HIST_CMD, string);
|
||||
|
||||
if (nvlist_lookup_string(nvl, ZPOOL_HIST_INT_NAME, &string) == 0)
|
||||
fnvlist_add_string(hist_nvl, ZFS_EV_HIST_INT_NAME, string);
|
||||
|
||||
if (nvlist_lookup_string(nvl, ZPOOL_HIST_ZONE, &string) == 0)
|
||||
fnvlist_add_string(hist_nvl, ZFS_EV_HIST_ZONE, string);
|
||||
|
||||
if (nvlist_lookup_string(nvl, ZPOOL_HIST_HOST, &string) == 0)
|
||||
fnvlist_add_string(hist_nvl, ZFS_EV_HIST_HOST, string);
|
||||
|
||||
if (nvlist_lookup_string(nvl, ZPOOL_HIST_DSNAME, &string) == 0)
|
||||
fnvlist_add_string(hist_nvl, ZFS_EV_HIST_DSNAME, string);
|
||||
|
||||
if (nvlist_lookup_string(nvl, ZPOOL_HIST_INT_STR, &string) == 0)
|
||||
fnvlist_add_string(hist_nvl, ZFS_EV_HIST_INT_STR, string);
|
||||
|
||||
if (nvlist_lookup_string(nvl, ZPOOL_HIST_IOCTL, &string) == 0)
|
||||
fnvlist_add_string(hist_nvl, ZFS_EV_HIST_IOCTL, string);
|
||||
|
||||
if (nvlist_lookup_string(nvl, ZPOOL_HIST_INT_NAME, &string) == 0)
|
||||
fnvlist_add_string(hist_nvl, ZFS_EV_HIST_INT_NAME, string);
|
||||
|
||||
if (nvlist_lookup_uint64(nvl, ZPOOL_HIST_DSID, &uint64) == 0)
|
||||
fnvlist_add_uint64(hist_nvl, ZFS_EV_HIST_DSID, uint64);
|
||||
|
||||
if (nvlist_lookup_uint64(nvl, ZPOOL_HIST_TXG, &uint64) == 0)
|
||||
fnvlist_add_uint64(hist_nvl, ZFS_EV_HIST_TXG, uint64);
|
||||
|
||||
if (nvlist_lookup_uint64(nvl, ZPOOL_HIST_TIME, &uint64) == 0)
|
||||
fnvlist_add_uint64(hist_nvl, ZFS_EV_HIST_TIME, uint64);
|
||||
|
||||
if (nvlist_lookup_uint64(nvl, ZPOOL_HIST_WHO, &uint64) == 0)
|
||||
fnvlist_add_uint64(hist_nvl, ZFS_EV_HIST_WHO, uint64);
|
||||
|
||||
if (nvlist_lookup_uint64(nvl, ZPOOL_HIST_INT_EVENT, &uint64) == 0)
|
||||
fnvlist_add_uint64(hist_nvl, ZFS_EV_HIST_INT_EVENT, uint64);
|
||||
|
||||
spa_event_notify(spa, NULL, hist_nvl, ESC_ZFS_HISTORY_EVENT);
|
||||
|
||||
nvlist_free(hist_nvl);
|
||||
}
|
||||
|
||||
/*
|
||||
* Write out a history event.
|
||||
*/
|
||||
@ -254,6 +321,22 @@ spa_history_log_sync(void *arg, dmu_tx_t *tx)
|
||||
fnvlist_lookup_string(nvl, ZPOOL_HIST_INT_NAME),
|
||||
fnvlist_lookup_string(nvl, ZPOOL_HIST_INT_STR));
|
||||
}
|
||||
/*
|
||||
* The history sysevent is posted only for internal history
|
||||
* messages to show what has happened, not how it happened. For
|
||||
* example, the following command:
|
||||
*
|
||||
* # zfs destroy -r tank/foo
|
||||
*
|
||||
* will result in one sysevent posted per dataset that is
|
||||
* destroyed as a result of the command - which could be more
|
||||
* than one event in total. By contrast, if the sysevent was
|
||||
* posted as a result of the ZPOOL_HIST_CMD key being present
|
||||
* it would result in only one sysevent being posted with the
|
||||
* full command line arguments, requiring the consumer to know
|
||||
* how to parse and understand zfs(1M) command invocations.
|
||||
*/
|
||||
spa_history_log_notify(spa, nvl);
|
||||
} else if (nvlist_exists(nvl, ZPOOL_HIST_IOCTL)) {
|
||||
zfs_dbgmsg("ioctl %s",
|
||||
fnvlist_lookup_string(nvl, ZPOOL_HIST_IOCTL));
|
||||
|
||||
@ -25,6 +25,7 @@
|
||||
* Copyright 2017 Nexenta Systems, Inc.
|
||||
* Copyright (c) 2014 Integros [integros.com]
|
||||
* Copyright 2016 Toomas Soome <tsoome@me.com>
|
||||
* Copyright 2017 Joyent, Inc.
|
||||
*/
|
||||
|
||||
#include <sys/zfs_context.h>
|
||||
@ -2657,7 +2658,7 @@ vdev_online(spa_t *spa, uint64_t guid, uint64_t flags, vdev_state_t *newstate)
|
||||
if (wasoffline ||
|
||||
(oldstate < VDEV_STATE_DEGRADED &&
|
||||
vd->vdev_state >= VDEV_STATE_DEGRADED))
|
||||
spa_event_notify(spa, vd, ESC_ZFS_VDEV_ONLINE);
|
||||
spa_event_notify(spa, vd, NULL, ESC_ZFS_VDEV_ONLINE);
|
||||
|
||||
return (spa_vdev_state_exit(spa, vd, 0));
|
||||
}
|
||||
@ -2821,7 +2822,7 @@ vdev_clear(spa_t *spa, vdev_t *vd)
|
||||
if (vd->vdev_aux == NULL && !vdev_is_dead(vd))
|
||||
spa_async_request(spa, SPA_ASYNC_RESILVER);
|
||||
|
||||
spa_event_notify(spa, vd, ESC_ZFS_VDEV_CLEAR);
|
||||
spa_event_notify(spa, vd, NULL, ESC_ZFS_VDEV_CLEAR);
|
||||
}
|
||||
|
||||
/*
|
||||
|
||||
@ -102,7 +102,7 @@
|
||||
* ereport with information about the differences.
|
||||
*/
|
||||
#ifdef _KERNEL
|
||||
static void
|
||||
void
|
||||
zfs_zevent_post_cb(nvlist_t *nvl, nvlist_t *detector)
|
||||
{
|
||||
if (nvl)
|
||||
@ -904,19 +904,25 @@ zfs_ereport_post_checksum(spa_t *spa, vdev_t *vd,
|
||||
#endif
|
||||
}
|
||||
|
||||
static void
|
||||
zfs_post_common(spa_t *spa, vdev_t *vd, const char *type, const char *name,
|
||||
/*
|
||||
* The 'sysevent.fs.zfs.*' events are signals posted to notify user space of
|
||||
* change in the pool. All sysevents are listed in sys/sysevent/eventdefs.h
|
||||
* and are designed to be consumed by the ZFS Event Daemon (ZED). For
|
||||
* additional details refer to the zed(8) man page.
|
||||
*/
|
||||
nvlist_t *
|
||||
zfs_event_create(spa_t *spa, vdev_t *vd, const char *type, const char *name,
|
||||
nvlist_t *aux)
|
||||
{
|
||||
nvlist_t *resource = NULL;
|
||||
#ifdef _KERNEL
|
||||
nvlist_t *resource;
|
||||
char class[64];
|
||||
|
||||
if (spa_load_state(spa) == SPA_LOAD_TRYIMPORT)
|
||||
return;
|
||||
return (NULL);
|
||||
|
||||
if ((resource = fm_nvlist_create(NULL)) == NULL)
|
||||
return;
|
||||
return (NULL);
|
||||
|
||||
(void) snprintf(class, sizeof (class), "%s.%s.%s", type,
|
||||
ZFS_ERROR_CLASS, name);
|
||||
@ -949,16 +955,30 @@ zfs_post_common(spa_t *spa, vdev_t *vd, const char *type, const char *name,
|
||||
VERIFY0(nvlist_add_string(resource,
|
||||
FM_EREPORT_PAYLOAD_ZFS_VDEV_ENC_SYSFS_PATH,
|
||||
vd->vdev_enc_sysfs_path));
|
||||
/* also copy any optional payload data */
|
||||
if (aux) {
|
||||
nvpair_t *elem = NULL;
|
||||
|
||||
while ((elem = nvlist_next_nvpair(aux, elem)) != NULL)
|
||||
(void) nvlist_add_nvpair(resource, elem);
|
||||
}
|
||||
}
|
||||
|
||||
zfs_zevent_post(resource, NULL, zfs_zevent_post_cb);
|
||||
/* also copy any optional payload data */
|
||||
if (aux) {
|
||||
nvpair_t *elem = NULL;
|
||||
|
||||
while ((elem = nvlist_next_nvpair(aux, elem)) != NULL)
|
||||
(void) nvlist_add_nvpair(resource, elem);
|
||||
}
|
||||
|
||||
#endif
|
||||
return (resource);
|
||||
}
|
||||
|
||||
static void
|
||||
zfs_post_common(spa_t *spa, vdev_t *vd, const char *type, const char *name,
|
||||
nvlist_t *aux)
|
||||
{
|
||||
#ifdef _KERNEL
|
||||
nvlist_t *resource;
|
||||
|
||||
resource = zfs_event_create(spa, vd, type, name, aux);
|
||||
if (resource)
|
||||
zfs_zevent_post(resource, NULL, zfs_zevent_post_cb);
|
||||
#endif
|
||||
}
|
||||
|
||||
@ -1025,23 +1045,10 @@ zfs_post_state_change(spa_t *spa, vdev_t *vd, uint64_t laststate)
|
||||
#endif
|
||||
}
|
||||
|
||||
/*
|
||||
* The 'sysevent.fs.zfs.*' events are signals posted to notify user space of
|
||||
* change in the pool. All sysevents are listed in sys/sysevent/eventdefs.h
|
||||
* and are designed to be consumed by the ZFS Event Daemon (ZED). For
|
||||
* additional details refer to the zed(8) man page.
|
||||
*/
|
||||
void
|
||||
zfs_post_sysevent(spa_t *spa, vdev_t *vd, const char *name)
|
||||
{
|
||||
zfs_post_common(spa, vd, FM_SYSEVENT_CLASS, name, NULL);
|
||||
}
|
||||
|
||||
#if defined(_KERNEL) && defined(HAVE_SPL)
|
||||
EXPORT_SYMBOL(zfs_ereport_post);
|
||||
EXPORT_SYMBOL(zfs_ereport_post_checksum);
|
||||
EXPORT_SYMBOL(zfs_post_remove);
|
||||
EXPORT_SYMBOL(zfs_post_autoreplace);
|
||||
EXPORT_SYMBOL(zfs_post_state_change);
|
||||
EXPORT_SYMBOL(zfs_post_sysevent);
|
||||
#endif /* _KERNEL */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user