/*
* 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);
}
/* 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);
}
/*
* 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;
}