예제 #1
0
파일: zfs_mod.c 프로젝트: DeHackEd/zfs
/*
 * Handle a EC_DEV_ADD.ESC_DISK event.
 *
 * illumos
 *	Expects: DEV_PHYS_PATH string in schema
 *	Matches: vdev's ZPOOL_CONFIG_PHYS_PATH or ZPOOL_CONFIG_DEVID
 *
 *      path: '/dev/dsk/c0t1d0s0' (persistent)
 *     devid: 'id1,sd@SATA_____Hitachi_HDS72101______JP2940HZ3H74MC/a'
 * phys_path: '/pci@0,0/pci103c,1609@11/disk@1,0:a'
 *
 * linux
 *	provides: DEV_PHYS_PATH and DEV_IDENTIFIER strings in schema
 *	Matches: vdev's ZPOOL_CONFIG_PHYS_PATH or ZPOOL_CONFIG_DEVID
 *
 *      path: '/dev/sdc1' (not persistent)
 *     devid: 'ata-SAMSUNG_HD204UI_S2HGJD2Z805891-part1'
 * phys_path: 'pci-0000:04:00.0-sas-0x4433221106000000-lun-0'
 */
static int
zfs_deliver_add(nvlist_t *nvl, boolean_t is_lofi)
{
	char *devpath = NULL, *devid;
	boolean_t is_slice;

	/*
	 * Expecting a devid string and an optional physical location
	 */
	if (nvlist_lookup_string(nvl, DEV_IDENTIFIER, &devid) != 0)
		return (-1);

	(void) nvlist_lookup_string(nvl, DEV_PHYS_PATH, &devpath);

	is_slice = (nvlist_lookup_boolean(nvl, DEV_IS_PART) == 0);

	zed_log_msg(LOG_INFO, "zfs_deliver_add: adding %s (%s) (is_slice %d)",
	    devid, devpath ? devpath : "NULL", is_slice);

	/*
	 * Iterate over all vdevs looking for a match in the folllowing order:
	 * 1. ZPOOL_CONFIG_DEVID (identifies the unique disk)
	 * 2. ZPOOL_CONFIG_PHYS_PATH (identifies disk physical location).
	 *
	 * For disks, we only want to pay attention to vdevs marked as whole
	 * disks or are a multipath device.
	 */
	if (!devid_iter(devid, zfs_process_add, is_slice) && devpath != NULL)
		(void) devphys_iter(devpath, devid, zfs_process_add, is_slice);

	return (0);
}
예제 #2
0
파일: fnvpair.c 프로젝트: 2asoft/freebsd
/* returns B_TRUE if the entry exists */
boolean_t
fnvlist_lookup_boolean(nvlist_t *nvl, const char *name)
{
	return (nvlist_lookup_boolean(nvl, name) == 0);
}
예제 #3
0
/*
 * Set the properties of the disk node, from dev_di_node_t data.
 * Properties include:
 *	group: protocol	 properties: resource, asru, label, fru
 *	group: authority properties: product-id, chasis-id, server-id
 *	group: io	 properties: devfs-path, devid
 *	group: storage	 properties:
 *		- logical-disk, disk-model, disk-manufacturer, serial-number
 *		- firmware-revision, capacity-in-bytes
 *
 * NOTE: the io and storage groups won't be present if the dnode passed in is
 * NULL. This happens when a disk is found through ses, but is not enumerated
 * in the devinfo tree.
 */
static int
disk_set_props(topo_mod_t *mod, tnode_t *parent,
    tnode_t *dtn, dev_di_node_t *dnode)
{
	nvlist_t	*asru = NULL, *drive_attrs;
	char		*label = NULL;
	nvlist_t	*fmri = NULL;
	dm_descriptor_t drive_descr = NULL;
	uint32_t	rpm;
	int		err;

	/* pull the label property down from our parent 'bay' node */
	if (topo_node_label(parent, &label, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "label error %s\n", topo_strerror(err));
		goto error;
	}
	if (topo_node_label_set(dtn, label, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "label_set error %s\n", topo_strerror(err));
		goto error;
	}

	/* get the resource fmri, and use it as the fru */
	if (topo_node_resource(dtn, &fmri, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "resource error: %s\n", topo_strerror(err));
		goto error;
	}
	if (topo_node_fru_set(dtn, fmri, 0, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "fru_set error: %s\n", topo_strerror(err));
		goto error;
	}

	/* create/set the authority group */
	if ((topo_pgroup_create(dtn, &disk_auth_pgroup, &err) != 0) &&
	    (err != ETOPO_PROP_DEFD)) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "create disk_auth error %s\n", topo_strerror(err));
		goto error;
	}

	/* create the storage group */
	if (topo_pgroup_create(dtn, &storage_pgroup, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "create storage error %s\n", topo_strerror(err));
		goto error;
	}

	/* no dnode was found for this disk - skip the io and storage groups */
	if (dnode == NULL) {
		err = 0;
		goto out;
	}

	/* form and set the asru */
	if ((asru = topo_mod_devfmri(mod, FM_DEV_SCHEME_VERSION,
	    dnode->ddn_dpath, dnode->ddn_devid)) == NULL) {
		err = ETOPO_FMRI_UNKNOWN;
		topo_mod_dprintf(mod, "disk_set_props: "
		    "asru error %s\n", topo_strerror(err));
		goto error;
	}
	if (topo_node_asru_set(dtn, asru, 0, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "asru_set error %s\n", topo_strerror(err));
		goto error;
	}

	/* create/set the devfs-path and devid in the io group */
	if (topo_pgroup_create(dtn, &io_pgroup, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "create io error %s\n", topo_strerror(err));
		goto error;
	}

	if (topo_prop_set_string(dtn, TOPO_PGROUP_IO, TOPO_IO_DEV_PATH,
	    TOPO_PROP_IMMUTABLE, dnode->ddn_dpath, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set dev error %s\n", topo_strerror(err));
		goto error;
	}

	if (dnode->ddn_devid && topo_prop_set_string(dtn, TOPO_PGROUP_IO,
	    TOPO_IO_DEVID, TOPO_PROP_IMMUTABLE, dnode->ddn_devid, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set devid error %s\n", topo_strerror(err));
		goto error;
	}

	if (dnode->ddn_ppath_count != 0 &&
	    topo_prop_set_string_array(dtn, TOPO_PGROUP_IO, TOPO_IO_PHYS_PATH,
	    TOPO_PROP_IMMUTABLE, (const char **)dnode->ddn_ppath,
	    dnode->ddn_ppath_count, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set phys-path error %s\n", topo_strerror(err));
		goto error;
	}

	/* set the storage group public /dev name */
	if (dnode->ddn_lpath != NULL &&
	    topo_prop_set_string(dtn, TOPO_PGROUP_STORAGE,
	    TOPO_STORAGE_LOGICAL_DISK_NAME, TOPO_PROP_IMMUTABLE,
	    dnode->ddn_lpath, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set disk_name error %s\n", topo_strerror(err));
		goto error;
	}

	/* populate other misc storage group properties */
	if (dnode->ddn_mfg && (topo_prop_set_string(dtn, TOPO_PGROUP_STORAGE,
	    TOPO_STORAGE_MANUFACTURER, TOPO_PROP_IMMUTABLE,
	    dnode->ddn_mfg, &err) != 0)) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set mfg error %s\n", topo_strerror(err));
		goto error;
	}
	if (dnode->ddn_model && (topo_prop_set_string(dtn, TOPO_PGROUP_STORAGE,
	    TOPO_STORAGE_MODEL, TOPO_PROP_IMMUTABLE,
	    dnode->ddn_model, &err) != 0)) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set model error %s\n", topo_strerror(err));
		goto error;
	}
	if (dnode->ddn_serial && (topo_prop_set_string(dtn, TOPO_PGROUP_STORAGE,
	    TOPO_STORAGE_SERIAL_NUM, TOPO_PROP_IMMUTABLE,
	    dnode->ddn_serial, &err) != 0)) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set serial error %s\n", topo_strerror(err));
		goto error;
	}
	if (dnode->ddn_firm && (topo_prop_set_string(dtn, TOPO_PGROUP_STORAGE,
	    TOPO_STORAGE_FIRMWARE_REV, TOPO_PROP_IMMUTABLE,
	    dnode->ddn_firm, &err) != 0)) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set firm error %s\n", topo_strerror(err));
		goto error;
	}
	if (dnode->ddn_cap && (topo_prop_set_string(dtn, TOPO_PGROUP_STORAGE,
	    TOPO_STORAGE_CAPACITY, TOPO_PROP_IMMUTABLE,
	    dnode->ddn_cap, &err) != 0)) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set cap error %s\n", topo_strerror(err));
		goto error;
	}

	if (dnode->ddn_devid == NULL ||
	    (drive_descr = dm_get_descriptor_by_name(DM_DRIVE,
	    dnode->ddn_devid, &err)) == NULL ||
	    (drive_attrs = dm_get_attributes(drive_descr, &err)) == NULL)
		goto out;

	if (nvlist_lookup_boolean(drive_attrs, DM_SOLIDSTATE) == 0 ||
	    nvlist_lookup_uint32(drive_attrs, DM_RPM, &rpm) != 0)
		goto out;

	if (topo_prop_set_uint32(dtn, TOPO_PGROUP_STORAGE, TOPO_STORAGE_RPM,
	    TOPO_PROP_IMMUTABLE, rpm, &err) != 0) {
		topo_mod_dprintf(mod, "disk_set_props: "
		    "set rpm error %s\n", topo_strerror(err));
		dm_free_descriptor(drive_descr);
		goto error;
	}
	err = 0;

out:
	if (drive_descr != NULL)
		dm_free_descriptor(drive_descr);
	nvlist_free(fmri);
	if (label)
		topo_mod_strfree(mod, label);
	nvlist_free(asru);
	return (err);

error:	err = topo_mod_seterrno(mod, err);
	goto out;
}