mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2026-05-22 10:37:35 +03:00
Move the world out of /zfs/ and seperate out module build tree
This commit is contained in:
Brian Behlendorf
@@ -0,0 +1,252 @@
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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#pragma ident "%Z%%M% %I% %E% SMI"
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#include <libintl.h>
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#include <libuutil.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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#include <libzfs.h>
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#include "zpool_util.h"
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/*
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* Private interface for iterating over pools specified on the command line.
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* Most consumers will call for_each_pool, but in order to support iostat, we
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* allow fined grained control through the zpool_list_t interface.
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*/
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typedef struct zpool_node {
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zpool_handle_t *zn_handle;
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uu_avl_node_t zn_avlnode;
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int zn_mark;
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} zpool_node_t;
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struct zpool_list {
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boolean_t zl_findall;
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uu_avl_t *zl_avl;
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uu_avl_pool_t *zl_pool;
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zprop_list_t **zl_proplist;
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};
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/* ARGSUSED */
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static int
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zpool_compare(const void *larg, const void *rarg, void *unused)
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{
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zpool_handle_t *l = ((zpool_node_t *)larg)->zn_handle;
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zpool_handle_t *r = ((zpool_node_t *)rarg)->zn_handle;
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const char *lname = zpool_get_name(l);
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const char *rname = zpool_get_name(r);
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return (strcmp(lname, rname));
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}
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/*
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* Callback function for pool_list_get(). Adds the given pool to the AVL tree
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* of known pools.
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*/
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static int
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add_pool(zpool_handle_t *zhp, void *data)
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{
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zpool_list_t *zlp = data;
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zpool_node_t *node = safe_malloc(sizeof (zpool_node_t));
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uu_avl_index_t idx;
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node->zn_handle = zhp;
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uu_avl_node_init(node, &node->zn_avlnode, zlp->zl_pool);
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if (uu_avl_find(zlp->zl_avl, node, NULL, &idx) == NULL) {
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if (zlp->zl_proplist &&
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zpool_expand_proplist(zhp, zlp->zl_proplist) != 0) {
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zpool_close(zhp);
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free(node);
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return (-1);
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}
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uu_avl_insert(zlp->zl_avl, node, idx);
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} else {
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zpool_close(zhp);
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free(node);
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return (-1);
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}
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return (0);
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}
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/*
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* Create a list of pools based on the given arguments. If we're given no
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* arguments, then iterate over all pools in the system and add them to the AVL
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* tree. Otherwise, add only those pool explicitly specified on the command
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* line.
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*/
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zpool_list_t *
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pool_list_get(int argc, char **argv, zprop_list_t **proplist, int *err)
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{
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zpool_list_t *zlp;
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zlp = safe_malloc(sizeof (zpool_list_t));
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zlp->zl_pool = uu_avl_pool_create("zfs_pool", sizeof (zpool_node_t),
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offsetof(zpool_node_t, zn_avlnode), zpool_compare, UU_DEFAULT);
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if (zlp->zl_pool == NULL)
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zpool_no_memory();
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if ((zlp->zl_avl = uu_avl_create(zlp->zl_pool, NULL,
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UU_DEFAULT)) == NULL)
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zpool_no_memory();
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zlp->zl_proplist = proplist;
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if (argc == 0) {
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(void) zpool_iter(g_zfs, add_pool, zlp);
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zlp->zl_findall = B_TRUE;
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} else {
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int i;
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for (i = 0; i < argc; i++) {
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zpool_handle_t *zhp;
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if (zhp = zpool_open_canfail(g_zfs, argv[i])) {
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if (add_pool(zhp, zlp) != 0)
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*err = B_TRUE;
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} else {
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*err = B_TRUE;
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}
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}
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}
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return (zlp);
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}
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/*
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* Search for any new pools, adding them to the list. We only add pools when no
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* options were given on the command line. Otherwise, we keep the list fixed as
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* those that were explicitly specified.
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*/
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void
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pool_list_update(zpool_list_t *zlp)
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{
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if (zlp->zl_findall)
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(void) zpool_iter(g_zfs, add_pool, zlp);
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}
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/*
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* Iterate over all pools in the list, executing the callback for each
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*/
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int
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pool_list_iter(zpool_list_t *zlp, int unavail, zpool_iter_f func,
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void *data)
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{
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zpool_node_t *node, *next_node;
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int ret = 0;
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for (node = uu_avl_first(zlp->zl_avl); node != NULL; node = next_node) {
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next_node = uu_avl_next(zlp->zl_avl, node);
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if (zpool_get_state(node->zn_handle) != POOL_STATE_UNAVAIL ||
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unavail)
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ret |= func(node->zn_handle, data);
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}
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return (ret);
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}
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/*
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* Remove the given pool from the list. When running iostat, we want to remove
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* those pools that no longer exist.
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*/
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void
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pool_list_remove(zpool_list_t *zlp, zpool_handle_t *zhp)
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{
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zpool_node_t search, *node;
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search.zn_handle = zhp;
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if ((node = uu_avl_find(zlp->zl_avl, &search, NULL, NULL)) != NULL) {
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uu_avl_remove(zlp->zl_avl, node);
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zpool_close(node->zn_handle);
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free(node);
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}
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}
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/*
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* Free all the handles associated with this list.
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*/
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void
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pool_list_free(zpool_list_t *zlp)
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{
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uu_avl_walk_t *walk;
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zpool_node_t *node;
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if ((walk = uu_avl_walk_start(zlp->zl_avl, UU_WALK_ROBUST)) == NULL) {
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(void) fprintf(stderr,
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gettext("internal error: out of memory"));
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exit(1);
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}
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while ((node = uu_avl_walk_next(walk)) != NULL) {
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uu_avl_remove(zlp->zl_avl, node);
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zpool_close(node->zn_handle);
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free(node);
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}
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uu_avl_walk_end(walk);
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uu_avl_destroy(zlp->zl_avl);
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uu_avl_pool_destroy(zlp->zl_pool);
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free(zlp);
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}
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/*
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* Returns the number of elements in the pool list.
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*/
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int
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pool_list_count(zpool_list_t *zlp)
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{
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return (uu_avl_numnodes(zlp->zl_avl));
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}
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/*
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* High level function which iterates over all pools given on the command line,
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* using the pool_list_* interfaces.
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*/
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int
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for_each_pool(int argc, char **argv, boolean_t unavail,
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zprop_list_t **proplist, zpool_iter_f func, void *data)
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{
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zpool_list_t *list;
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int ret = 0;
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if ((list = pool_list_get(argc, argv, proplist, &ret)) == NULL)
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return (1);
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if (pool_list_iter(list, unavail, func, data) != 0)
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ret = 1;
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pool_list_free(list);
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return (ret);
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}
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File diff suppressed because it is too large
Load Diff
@@ -0,0 +1,104 @@
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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
|
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* See the License for the specific language governing permissions
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||||
* and limitations under the License.
|
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*
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||||
* 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
|
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#pragma ident "%Z%%M% %I% %E% SMI"
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#include <errno.h>
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#include <libgen.h>
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#include <libintl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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#include "zpool_util.h"
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/*
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* Utility function to guarantee malloc() success.
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*/
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void *
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safe_malloc(size_t size)
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{
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void *data;
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if ((data = calloc(1, size)) == NULL) {
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(void) fprintf(stderr, "internal error: out of memory\n");
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exit(1);
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}
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return (data);
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}
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/*
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* Same as above, but for strdup()
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*/
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char *
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safe_strdup(const char *str)
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{
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char *ret;
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if ((ret = strdup(str)) == NULL) {
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(void) fprintf(stderr, "internal error: out of memory\n");
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exit(1);
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}
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return (ret);
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}
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/*
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* Display an out of memory error message and abort the current program.
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*/
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void
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zpool_no_memory(void)
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{
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assert(errno == ENOMEM);
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(void) fprintf(stderr,
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gettext("internal error: out of memory\n"));
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exit(1);
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}
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/*
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* Return the number of logs in supplied nvlist
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*/
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uint_t
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num_logs(nvlist_t *nv)
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{
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uint_t nlogs = 0;
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uint_t c, children;
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nvlist_t **child;
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if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
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&child, &children) != 0)
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return (0);
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for (c = 0; c < children; c++) {
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uint64_t is_log = B_FALSE;
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(void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
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&is_log);
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if (is_log)
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nlogs++;
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}
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return (nlogs);
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}
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@@ -0,0 +1,72 @@
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/*
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* CDDL HEADER START
|
||||
*
|
||||
* The contents of this file are subject to the terms of the
|
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* Common Development and Distribution License (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 2008 Sun Microsystems, Inc. All rights reserved.
|
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* Use is subject to license terms.
|
||||
*/
|
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#ifndef ZPOOL_UTIL_H
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#define ZPOOL_UTIL_H
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#include <libnvpair.h>
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#include <libzfs.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Basic utility functions
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*/
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void *safe_malloc(size_t);
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char *safe_strdup(const char *);
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void zpool_no_memory(void);
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uint_t num_logs(nvlist_t *nv);
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/*
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* Virtual device functions
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*/
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nvlist_t *make_root_vdev(zpool_handle_t *zhp, int force, int check_rep,
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boolean_t isreplace, boolean_t dryrun, int argc, char **argv);
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/*
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* Pool list functions
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*/
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int for_each_pool(int, char **, boolean_t unavail, zprop_list_t **,
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zpool_iter_f, void *);
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typedef struct zpool_list zpool_list_t;
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zpool_list_t *pool_list_get(int, char **, zprop_list_t **, int *);
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void pool_list_update(zpool_list_t *);
|
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int pool_list_iter(zpool_list_t *, int unavail, zpool_iter_f, void *);
|
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void pool_list_free(zpool_list_t *);
|
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int pool_list_count(zpool_list_t *);
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void pool_list_remove(zpool_list_t *, zpool_handle_t *);
|
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libzfs_handle_t *g_zfs;
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#ifdef __cplusplus
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}
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#endif
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||||
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#endif /* ZPOOL_UTIL_H */
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File diff suppressed because it is too large
Load Diff
Reference in New Issue
Block a user