[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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