mirror of
https://git.proxmox.com/git/mirror_zfs.git
synced 2024-11-17 01:51:00 +03:00
13b5a4d5c0
This adds support for setting user properties in a zfs channel program by adding 'zfs.sync.set_prop' and 'zfs.check.set_prop' to the ZFS LUA API. Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Matt Ahrens <matt@delphix.com> Co-authored-by: Sara Hartse <sara.hartse@delphix.com> Contributions-by: Jason King <jason.king@joyent.com> Signed-off-by: Sara Hartse <sara.hartse@delphix.com> Signed-off-by: Jason King <jason.king@joyent.com> Closes #9950
101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
/*
|
|
* CDDL HEADER START
|
|
*
|
|
* This file and its contents are supplied under the terms of the
|
|
* Common Development and Distribution License ("CDDL"), version 1.0.
|
|
* You may only use this file in accordance with the terms of version
|
|
* 1.0 of the CDDL.
|
|
*
|
|
* A full copy of the text of the CDDL should have accompanied this
|
|
* source. A copy of the CDDL is also available via the Internet at
|
|
* http://www.illumos.org/license/CDDL.
|
|
*
|
|
* CDDL HEADER END
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 2016 by Delphix. All rights reserved.
|
|
* Copyrigh 2020 Joyent, Inc.
|
|
*/
|
|
|
|
#include <sys/lua/lua.h>
|
|
#include <sys/lua/lualib.h>
|
|
#include <sys/lua/lauxlib.h>
|
|
|
|
#include <sys/dsl_prop.h>
|
|
#include <sys/dsl_dir.h>
|
|
#include <sys/dsl_synctask.h>
|
|
#include <sys/dsl_dataset.h>
|
|
#include <sys/zcp.h>
|
|
#include <sys/zcp_set.h>
|
|
#include <sys/zcp_iter.h>
|
|
#include <sys/zcp_global.h>
|
|
#include <sys/zvol.h>
|
|
|
|
#include <zfs_prop.h>
|
|
|
|
static void
|
|
zcp_set_user_prop(lua_State *state, dsl_pool_t *dp, const char *dsname,
|
|
const char *prop_name, const char *prop_val, dmu_tx_t *tx)
|
|
{
|
|
dsl_dataset_t *ds = zcp_dataset_hold(state, dp, dsname, FTAG);
|
|
if (ds == NULL)
|
|
return; /* not reached; zcp_dataset_hold() longjmp'd */
|
|
|
|
nvlist_t *nvl = fnvlist_alloc();
|
|
fnvlist_add_string(nvl, prop_name, prop_val);
|
|
|
|
dsl_props_set_sync_impl(ds, ZPROP_SRC_LOCAL, nvl, tx);
|
|
|
|
fnvlist_free(nvl);
|
|
dsl_dataset_rele(ds, FTAG);
|
|
}
|
|
|
|
int
|
|
zcp_set_prop_check(void *arg, dmu_tx_t *tx)
|
|
{
|
|
zcp_set_prop_arg_t *args = arg;
|
|
const char *prop_name = args->prop;
|
|
dsl_props_set_arg_t dpsa = {
|
|
.dpsa_dsname = args->dsname,
|
|
.dpsa_source = ZPROP_SRC_LOCAL,
|
|
};
|
|
nvlist_t *nvl = NULL;
|
|
int ret = 0;
|
|
|
|
/*
|
|
* Only user properties are currently supported. When non-user
|
|
* properties are supported, we will want to use
|
|
* zfs_valid_proplist() to verify the properties.
|
|
*/
|
|
if (!zfs_prop_user(prop_name)) {
|
|
return (EINVAL);
|
|
}
|
|
|
|
nvl = fnvlist_alloc();
|
|
fnvlist_add_string(nvl, args->prop, args->val);
|
|
dpsa.dpsa_props = nvl;
|
|
|
|
ret = dsl_props_set_check(&dpsa, tx);
|
|
nvlist_free(nvl);
|
|
|
|
return (ret);
|
|
}
|
|
|
|
void
|
|
zcp_set_prop_sync(void *arg, dmu_tx_t *tx)
|
|
{
|
|
zcp_set_prop_arg_t *args = arg;
|
|
zcp_run_info_t *ri = zcp_run_info(args->state);
|
|
dsl_pool_t *dp = ri->zri_pool;
|
|
|
|
const char *dsname = args->dsname;
|
|
const char *prop_name = args->prop;
|
|
const char *prop_val = args->val;
|
|
|
|
if (zfs_prop_user(prop_name)) {
|
|
zcp_set_user_prop(args->state, dp, dsname, prop_name,
|
|
prop_val, tx);
|
|
}
|
|
}
|