diff options
Diffstat (limited to 'module/zfs/zcp_synctask.c')
| -rw-r--r-- | module/zfs/zcp_synctask.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/module/zfs/zcp_synctask.c b/module/zfs/zcp_synctask.c index e089666f2..3b6015f24 100644 --- a/module/zfs/zcp_synctask.c +++ b/module/zfs/zcp_synctask.c @@ -15,6 +15,7 @@ /* * Copyright (c) 2016, 2017 by Delphix. All rights reserved. + * Copyright 2020 Joyent, Inc. */ #include <sys/lua/lua.h> @@ -35,6 +36,12 @@ #define DST_AVG_BLKSHIFT 14 +typedef struct zcp_inherit_prop_arg { + lua_State *zipa_state; + const char *zipa_prop; + dsl_props_set_arg_t zipa_dpsa; +} zcp_inherit_prop_arg_t; + typedef int (zcp_synctask_func_t)(lua_State *, boolean_t, nvlist_t *); typedef struct zcp_synctask_info { const char *name; @@ -275,6 +282,84 @@ zcp_synctask_snapshot(lua_State *state, boolean_t sync, nvlist_t *err_details) return (err); } +static int zcp_synctask_inherit_prop(lua_State *, boolean_t, + nvlist_t *err_details); +static zcp_synctask_info_t zcp_synctask_inherit_prop_info = { + .name = "inherit", + .func = zcp_synctask_inherit_prop, + .space_check = ZFS_SPACE_CHECK_RESERVED, + .blocks_modified = 2, /* 2 * numprops */ + .pargs = { + { .za_name = "dataset", .za_lua_type = LUA_TSTRING }, + { .za_name = "property", .za_lua_type = LUA_TSTRING }, + { NULL, 0 } + }, + .kwargs = { + { NULL, 0 } + }, +}; + +static int +zcp_synctask_inherit_prop_check(void *arg, dmu_tx_t *tx) +{ + zcp_inherit_prop_arg_t *args = arg; + zfs_prop_t prop = zfs_name_to_prop(args->zipa_prop); + + if (prop == ZPROP_INVAL) { + if (zfs_prop_user(args->zipa_prop)) + return (0); + + return (EINVAL); + } + + if (zfs_prop_readonly(prop)) + return (EINVAL); + + if (!zfs_prop_inheritable(prop)) + return (EINVAL); + + return (dsl_props_set_check(&args->zipa_dpsa, tx)); +} + +static void +zcp_synctask_inherit_prop_sync(void *arg, dmu_tx_t *tx) +{ + zcp_inherit_prop_arg_t *args = arg; + dsl_props_set_arg_t *dpsa = &args->zipa_dpsa; + + dsl_props_set_sync(dpsa, tx); +} + +static int +zcp_synctask_inherit_prop(lua_State *state, boolean_t sync, + nvlist_t *err_details) +{ + int err; + zcp_inherit_prop_arg_t zipa = { 0 }; + dsl_props_set_arg_t *dpsa = &zipa.zipa_dpsa; + + const char *dsname = lua_tostring(state, 1); + const char *prop = lua_tostring(state, 2); + + zipa.zipa_state = state; + zipa.zipa_prop = prop; + dpsa->dpsa_dsname = dsname; + dpsa->dpsa_source = ZPROP_SRC_INHERITED; + dpsa->dpsa_props = fnvlist_alloc(); + fnvlist_add_boolean(dpsa->dpsa_props, prop); + + zcp_cleanup_handler_t *zch = zcp_register_cleanup(state, + (zcp_cleanup_t *)&fnvlist_free, dpsa->dpsa_props); + + err = zcp_sync_task(state, zcp_synctask_inherit_prop_check, + zcp_synctask_inherit_prop_sync, &zipa, sync, dsname); + + zcp_deregister_cleanup(state, zch); + fnvlist_free(dpsa->dpsa_props); + + return (err); +} + static int zcp_synctask_wrapper(lua_State *state) { @@ -343,6 +428,7 @@ zcp_load_synctask_lib(lua_State *state, boolean_t sync) &zcp_synctask_promote_info, &zcp_synctask_rollback_info, &zcp_synctask_snapshot_info, + &zcp_synctask_inherit_prop_info, NULL }; |