1 /* 2 * CDDL HEADER START 3 * 4 * This file and its contents are supplied under the terms of the 5 * Common Development and Distribution License ("CDDL"), version 1.0. 6 * You may only use this file in accordance with the terms of version 7 * 1.0 of the CDDL. 8 * 9 * A full copy of the text of the CDDL should have accompanied this 10 * source. A copy of the CDDL is also available via the Internet at 11 * http://www.illumos.org/license/CDDL. 12 * 13 * CDDL HEADER END 14 */ 15 16 /* 17 * Copyright (c) 2016 by Delphix. All rights reserved. 18 * Copyrigh 2020 Joyent, Inc. 19 */ 20 21 #include <sys/lua/lua.h> 22 #include <sys/lua/lualib.h> 23 #include <sys/lua/lauxlib.h> 24 25 #include <sys/dsl_prop.h> 26 #include <sys/dsl_dir.h> 27 #include <sys/dsl_synctask.h> 28 #include <sys/dsl_dataset.h> 29 #include <sys/zcp.h> 30 #include <sys/zcp_set.h> 31 #include <sys/zcp_iter.h> 32 #include <sys/zcp_global.h> 33 #include <sys/zvol.h> 34 35 #include <zfs_prop.h> 36 37 static void 38 zcp_set_user_prop(lua_State *state, dsl_pool_t *dp, const char *dsname, 39 const char *prop_name, const char *prop_val, dmu_tx_t *tx) 40 { 41 dsl_dataset_t *ds = zcp_dataset_hold(state, dp, dsname, FTAG); 42 if (ds == NULL) 43 return; /* not reached; zcp_dataset_hold() longjmp'd */ 44 45 nvlist_t *nvl = fnvlist_alloc(); 46 fnvlist_add_string(nvl, prop_name, prop_val); 47 48 dsl_props_set_sync_impl(ds, ZPROP_SRC_LOCAL, nvl, tx); 49 50 fnvlist_free(nvl); 51 dsl_dataset_rele(ds, FTAG); 52 } 53 54 int 55 zcp_set_prop_check(void *arg, dmu_tx_t *tx) 56 { 57 zcp_set_prop_arg_t *args = arg; 58 const char *prop_name = args->prop; 59 dsl_props_set_arg_t dpsa = { 60 .dpsa_dsname = args->dsname, 61 .dpsa_source = ZPROP_SRC_LOCAL, 62 }; 63 nvlist_t *nvl = NULL; 64 int ret = 0; 65 66 /* 67 * Only user properties are currently supported. When non-user 68 * properties are supported, we will want to use 69 * zfs_valid_proplist() to verify the properties. 70 */ 71 if (!zfs_prop_user(prop_name)) { 72 return (EINVAL); 73 } 74 75 nvl = fnvlist_alloc(); 76 fnvlist_add_string(nvl, args->prop, args->val); 77 dpsa.dpsa_props = nvl; 78 79 ret = dsl_props_set_check(&dpsa, tx); 80 nvlist_free(nvl); 81 82 return (ret); 83 } 84 85 void 86 zcp_set_prop_sync(void *arg, dmu_tx_t *tx) 87 { 88 zcp_set_prop_arg_t *args = arg; 89 zcp_run_info_t *ri = zcp_run_info(args->state); 90 dsl_pool_t *dp = ri->zri_pool; 91 92 const char *dsname = args->dsname; 93 const char *prop_name = args->prop; 94 const char *prop_val = args->val; 95 96 if (zfs_prop_user(prop_name)) { 97 zcp_set_user_prop(args->state, dp, dsname, prop_name, 98 prop_val, tx); 99 } 100 } 101