X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=lib%2Flibzfs%2Flibzfs_pool.c;h=fa9f36cc669a59f8a02f905684fdebf793a376a2;hb=7608bd0dd01829a130cd8a4d244e197ce8fa590a;hp=7b78f25f0007fa7b7085c2854589f5845dcb47c7;hpb=abe5b8fb669dfb30134e09d797665bb43b60fc2a;p=zfs.git

diff --git a/lib/libzfs/libzfs_pool.c b/lib/libzfs/libzfs_pool.c
index 7b78f25..fa9f36c 100644
--- a/lib/libzfs/libzfs_pool.c
+++ b/lib/libzfs/libzfs_pool.c
@@ -21,6 +21,8 @@
 
 /*
  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
+ * Copyright (c) 2011 by Delphix. All rights reserved.
  */
 
 #include <ctype.h>
@@ -2081,15 +2083,14 @@ zpool_get_physpath(zpool_handle_t *zhp, char *physpath, size_t phypath_size)
  * the disk to use the new unallocated space.
  */
 static int
-zpool_relabel_disk(libzfs_handle_t *hdl, const char *path)
+zpool_relabel_disk(libzfs_handle_t *hdl, const char *path, const char *msg)
 {
-	char errbuf[1024];
 	int fd, error;
 
 	if ((fd = open(path, O_RDWR|O_DIRECT)) < 0) {
 		zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, "cannot "
 		    "relabel '%s': unable to open device: %d"), path, errno);
-		return (zfs_error(hdl, EZFS_OPENFAILED, errbuf));
+		return (zfs_error(hdl, EZFS_OPENFAILED, msg));
 	}
 
 	/*
@@ -2102,7 +2103,7 @@ zpool_relabel_disk(libzfs_handle_t *hdl, const char *path)
 	if (error && error != VT_ENOSPC) {
 		zfs_error_aux(hdl, dgettext(TEXT_DOMAIN, "cannot "
 		    "relabel '%s': unable to read disk capacity"), path);
-		return (zfs_error(hdl, EZFS_NOCAP, errbuf));
+		return (zfs_error(hdl, EZFS_NOCAP, msg));
 	}
 	return (0);
 }
@@ -2120,6 +2121,7 @@ zpool_vdev_online(zpool_handle_t *zhp, const char *path, int flags,
 	nvlist_t *tgt;
 	boolean_t avail_spare, l2cache, islog;
 	libzfs_handle_t *hdl = zhp->zpool_hdl;
+	int error;
 
 	if (flags & ZFS_ONLINE_EXPAND) {
 		(void) snprintf(msg, sizeof (msg),
@@ -2141,13 +2143,10 @@ zpool_vdev_online(zpool_handle_t *zhp, const char *path, int flags,
 
 	if (flags & ZFS_ONLINE_EXPAND ||
 	    zpool_get_prop_int(zhp, ZPOOL_PROP_AUTOEXPAND, NULL)) {
-		char *pathname = NULL;
 		uint64_t wholedisk = 0;
 
 		(void) nvlist_lookup_uint64(tgt, ZPOOL_CONFIG_WHOLE_DISK,
 		    &wholedisk);
-		verify(nvlist_lookup_string(tgt, ZPOOL_CONFIG_PATH,
-		    &pathname) == 0);
 
 		/*
 		 * XXX - L2ARC 1.0 devices can't support expansion.
@@ -2159,8 +2158,22 @@ zpool_vdev_online(zpool_handle_t *zhp, const char *path, int flags,
 		}
 
 		if (wholedisk) {
-			pathname += strlen(DISK_ROOT) + 1;
-			(void) zpool_relabel_disk(hdl, pathname);
+			const char *fullpath = path;
+			char buf[MAXPATHLEN];
+
+			if (path[0] != '/') {
+				error = zfs_resolve_shortname(path, buf,
+				    sizeof(buf));
+				if (error != 0)
+					return (zfs_error(hdl, EZFS_NODEVICE,
+					    msg));
+
+				fullpath = buf;
+			}
+
+			error = zpool_relabel_disk(hdl, fullpath, msg);
+			if (error != 0)
+				return (error);
 		}
 	}
 
@@ -2949,6 +2962,26 @@ zpool_vdev_clear(zpool_handle_t *zhp, uint64_t guid)
 }
 
 /*
+ * Change the GUID for a pool.
+ */
+int
+zpool_reguid(zpool_handle_t *zhp)
+{
+	char msg[1024];
+	libzfs_handle_t *hdl = zhp->zpool_hdl;
+	zfs_cmd_t zc = { "\0", "\0", "\0", "\0", 0 };
+
+	(void) snprintf(msg, sizeof (msg),
+	    dgettext(TEXT_DOMAIN, "cannot reguid '%s'"), zhp->zpool_name);
+
+	(void) strlcpy(zc.zc_name, zhp->zpool_name, sizeof (zc.zc_name));
+	if (zfs_ioctl(hdl, ZFS_IOC_POOL_REGUID, &zc) == 0)
+		return (0);
+
+	return (zpool_standard_error(hdl, errno, msg));
+}
+
+/*
  * Convert from a devid string to a path.
  */
 static char *