meta_replace.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* replace components in metadevices
*/
#include <meta.h>
#include <sys/lvm/md_stripe.h>
int
meta_replace(mdsetname_t *sp, mdname_t *metanp, mdname_t *oldnp,
mdname_t *newnp, char *uname, mdcmdopts_t options, md_error_t *ep)
{
char *miscname;
assert(sp != NULL);
if (is_hspname(uname)) {
mdhspname_t *hspnp;
if ((hspnp = metahspname(&sp, uname, ep)) == NULL)
return (-1);
assert(sp != NULL);
(void) meta_hs_replace(sp, hspnp, oldnp, newnp, options, ep);
return (0);
}
assert(sp->setno == MD_MIN2SET(meta_getminor(metanp->dev)));
if (metachkmeta(metanp, ep) != 0)
return (-1);
if ((miscname = metagetmiscname(metanp, ep)) == NULL)
return (-1);
if (strcmp(miscname, MD_RAID) == 0) {
return (meta_raid_replace(sp, metanp, oldnp, newnp,
options, ep));
} else if (strcmp(miscname, MD_TRANS) == 0) {
return (meta_trans_replace(sp, metanp, oldnp, newnp,
options, ep));
} else if (strcmp(miscname, MD_STRIPE) == 0) {
return (meta_stripe_replace(sp, metanp, oldnp, newnp,
options, ep));
}
return (mdmderror(ep, MDE_UNKNOWN_TYPE, meta_getminor(metanp->dev),
metanp->cname));
}
/*
* replace named device
*/
int
meta_replace_byname(
mdsetname_t *sp,
mdname_t *np,
mdname_t *oldnp,
mdname_t *newnp,
mdcmdopts_t options,
md_error_t *ep
)
{
char *miscname;
/* should have a set */
assert(sp != NULL);
assert(sp->setno == MD_MIN2SET(meta_getminor(np->dev)));
/* get type */
if (metachkmeta(np, ep) != 0)
return (-1);
if ((miscname = metagetmiscname(np, ep)) == NULL)
return (-1);
/* dispatch */
if (strcmp(miscname, MD_RAID) == 0) {
return (meta_raid_replace(sp, np, oldnp, newnp, options, ep));
} else if (strcmp(miscname, MD_MIRROR) == 0) {
return (meta_mirror_replace(sp, np, oldnp, newnp, options, ep));
} else {
return (mdmderror(ep, MDE_UNKNOWN_TYPE, meta_getminor(np->dev),
np->cname));
}
}
/*
* enable named device
*/
int
meta_enable_byname(
mdsetname_t *sp,
mdname_t *np,
mdname_t *compnp,
mdcmdopts_t options,
md_error_t *ep
)
{
char *miscname;
/* should have a set */
assert(sp != NULL);
assert(sp->setno == MD_MIN2SET(meta_getminor(np->dev)));
/* get type */
if (metachkmeta(np, ep) != 0)
return (-1);
if ((miscname = metagetmiscname(np, ep)) == NULL)
return (-1);
/* dispatch */
if (strcmp(miscname, MD_RAID) == 0) {
return (meta_raid_enable(sp, np, compnp, options, ep));
} else if (strcmp(miscname, MD_MIRROR) == 0) {
return (meta_mirror_enable(sp, np, compnp, options, ep));
} else {
return (mdmderror(ep, MDE_UNKNOWN_TYPE, meta_getminor(np->dev),
np->cname));
}
}