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zpool_vdev_name(libzfs_handle_t *hdl, zpool_handle_t *zhp, nvlist_t *nv,
boolean_t verbose)
{
char *path, *devid;
uint64_t value;
char buf[64];
vdev_stat_t *vs;
uint_t vsc;
if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_NOT_PRESENT,
&value) == 0) {
verify(nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID,
&value) == 0);
(void) snprintf(buf, sizeof (buf), ""%llu"",
(u_longlong_t)value);
path = buf;
} else if (nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &path) == 0) {
/*
* If the device is dead (faulted, offline, etc) then don't
* bother opening it. Otherwise we may be forcing the user to
* open a misbehaving device, which can have undesirable
* effects.
*/
if ((nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
(uint64_t **)&vs, &vsc) != 0 ||
vs->vs_state >= VDEV_STATE_DEGRADED) &&
zhp != NULL &&
nvlist_lookup_string(nv, ZPOOL_CONFIG_DEVID, &devid) == 0) {
/*
* Determine if the current path is correct.
*/
char *newdevid = path_to_devid(path);
if (newdevid == NULL ||
strcmp(devid, newdevid) != 0) {
char *newpath;
if ((newpath = devid_to_path(devid)) != NULL) {
/*
* Update the path appropriately.
*/
set_path(zhp, nv, newpath);
if (nvlist_add_string(nv,
ZPOOL_CONFIG_PATH, newpath) == 0)
verify(nvlist_lookup_string(nv,
ZPOOL_CONFIG_PATH,
&path) == 0);
free(newpath);
}
}
if (newdevid)
devid_str_free(newdevid);
}
if (strncmp(path, ""/dev/"", 5) == 0)
path += 5;
} else {
verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &path) == 0);
/*
* If it's a raidz device, we need to stick in the parity level.
*/
if (strcmp(path, VDEV_TYPE_RAIDZ) == 0) {
verify(nvlist_lookup_uint64(nv, ZPOOL_CONFIG_NPARITY,
&value) == 0);
(void) snprintf(buf, sizeof (buf), ""%s%llu"", path,
(u_longlong_t)value);
path = buf;
}
char str[64];
strcpy(str,path);
/*
* We identify each top-level vdev by using a <type-id>
* naming convention.
*/
if (verbose) {
uint64_t id;
verify(nvlist_lookup_uint64(nv, ZPOOL_CONFIG_ID,
&id) == 0);
(void) snprintf(buf, sizeof (buf), ""%s-%llu"", str,
(u_longlong_t)id);
path = buf;
}
}
return (zfs_strdup(hdl, path));
}
static int
zbookmark_compare(const void *a, const void *b)
{
return (memcmp(a, b, sizeof (zbookmark_t)));
}
/*