[Tarantool-patches] [PATCH v2 10/11] raft: introduce box.info.raft
Serge Petrenko
sergepetrenko at tarantool.org
Mon Sep 14 12:42:33 MSK 2020
10.09.2020 02:16, Vladislav Shpilevoy пишет:
> Box.info.raft returns a table of form:
>
> {
> state: <string>,
> term: <number>,
> vote: <instance ID>,
> leader: <instance ID>
> }
>
> The fields correspond to the same named Raft concepts one to one.
> This info dump is supposed to help with the tests, first of all.
> And with investigation of problems in a real cluster.
>
> Part of #1146
Thanks for the patch!
Patches 2-4, 6-8, 10 LGTM as reviewed in the previous iteration.
> ---
> src/box/lua/info.c | 17 +++++++++++++++++
> test/box/info.result | 1 +
> 2 files changed, 18 insertions(+)
>
> diff --git a/src/box/lua/info.c b/src/box/lua/info.c
> index 1c131caec..8e1dbd497 100644
> --- a/src/box/lua/info.c
> +++ b/src/box/lua/info.c
> @@ -49,6 +49,7 @@
> #include "main.h"
> #include "version.h"
> #include "box/box.h"
> +#include "box/raft.h"
> #include "lua/utils.h"
> #include "fiber.h"
> #include "tt_static.h"
> @@ -577,6 +578,21 @@ lbox_info_listen(struct lua_State *L)
> return 1;
> }
>
> +static int
> +lbox_info_raft(struct lua_State *L)
> +{
> + lua_createtable(L, 0, 4);
> + lua_pushstring(L, raft_state_strs[raft.state]);
> + lua_setfield(L, -2, "state");
> + luaL_pushuint64(L, raft.volatile_term);
> + lua_setfield(L, -2, "term");
> + lua_pushinteger(L, raft.volatile_vote);
> + lua_setfield(L, -2, "vote");
> + lua_pushinteger(L, raft.leader);
> + lua_setfield(L, -2, "leader");
> + return 1;
> +}
> +
> static const struct luaL_Reg lbox_info_dynamic_meta[] = {
> {"id", lbox_info_id},
> {"uuid", lbox_info_uuid},
> @@ -595,6 +611,7 @@ static const struct luaL_Reg lbox_info_dynamic_meta[] = {
> {"vinyl", lbox_info_vinyl},
> {"sql", lbox_info_sql},
> {"listen", lbox_info_listen},
> + {"raft", lbox_info_raft},
> {NULL, NULL}
> };
>
> diff --git a/test/box/info.result b/test/box/info.result
> index 40eeae069..d0abb634a 100644
> --- a/test/box/info.result
> +++ b/test/box/info.result
> @@ -82,6 +82,7 @@ t
> - memory
> - package
> - pid
> + - raft
> - replication
> - replication_anon
> - ro
--
Serge Petrenko
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