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Support setting user properties in a channel program

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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
This commit is contained in:
Jason King
2020-02-14 15:41:42 -06:00
committed by GitHub
parent 4fe3a842bb
commit 13b5a4d5c0
11 changed files with 361 additions and 3 deletions
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module/zfs/zcp_synctask.c
+40
View File
@@ -23,6 +23,7 @@
#include <sys/lua/lauxlib.h>
#include <sys/zcp.h>
#include <sys/zcp_set.h>
#include <sys/dsl_dir.h>
#include <sys/dsl_pool.h>
#include <sys/dsl_prop.h>
@@ -414,6 +415,44 @@ zcp_synctask_bookmark(lua_State *state, boolean_t sync, nvlist_t *err_details)
return (err);
}
static int zcp_synctask_set_prop(lua_State *, boolean_t, nvlist_t *err_details);
static zcp_synctask_info_t zcp_synctask_set_prop_info = {
.name = "set_prop",
.func = zcp_synctask_set_prop,
.space_check = ZFS_SPACE_CHECK_RESERVED,
.blocks_modified = 2,
.pargs = {
{ .za_name = "dataset", .za_lua_type = LUA_TSTRING},
{ .za_name = "property", .za_lua_type = LUA_TSTRING},
{ .za_name = "value", .za_lua_type = LUA_TSTRING},
{ NULL, 0 }
},
.kwargs = {
{ NULL, 0 }
}
};
static int
zcp_synctask_set_prop(lua_State *state, boolean_t sync, nvlist_t *err_details)
{
int err;
zcp_set_prop_arg_t args = { 0 };
const char *dsname = lua_tostring(state, 1);
const char *prop = lua_tostring(state, 2);
const char *val = lua_tostring(state, 3);
args.state = state;
args.dsname = dsname;
args.prop = prop;
args.val = val;
err = zcp_sync_task(state, zcp_set_prop_check, zcp_set_prop_sync,
&args, sync, dsname);
return (err);
}
static int
zcp_synctask_wrapper(lua_State *state)
{
@@ -484,6 +523,7 @@ zcp_load_synctask_lib(lua_State *state, boolean_t sync)
&zcp_synctask_snapshot_info,
&zcp_synctask_inherit_prop_info,
&zcp_synctask_bookmark_info,
&zcp_synctask_set_prop_info,
NULL
};