[Tarantool-patches] [PATCH v2 1/4] xlog: introduce an error code for XlogGapError

Serge Petrenko sergepetrenko at tarantool.org
Tue Sep 15 10:53:54 MSK 2020


15.09.2020 02:11, Vladislav Shpilevoy пишет:
> XlogGapError object didn't have a code in ClientError code space.
> Because of that it was not possible to handle the gap error
> together with client errors in some switch-case statement.
>
> Now the gap error has a code.
>
> This is going to be used in applier code to handle XlogGapError
> among other errors using its code instead of RTTI.
>
> Needed for #5287
> ---
>   src/box/errcode.h     | 1 +
>   src/box/error.cc      | 2 ++
>   src/box/error.h       | 1 +
>   src/box/recovery.h    | 2 --
>   test/box/error.result | 1 +
>   5 files changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/src/box/errcode.h b/src/box/errcode.h
> index 3c21375f5..9a240a431 100644
> --- a/src/box/errcode.h
> +++ b/src/box/errcode.h
> @@ -271,6 +271,7 @@ struct errcode_record {
>           /*216 */_(ER_SYNC_QUORUM_TIMEOUT,       "Quorum collection for a synchronous transaction is timed out") \
>           /*217 */_(ER_SYNC_ROLLBACK,             "A rollback for a synchronous transaction is received") \
>   	/*218 */_(ER_TUPLE_METADATA_IS_TOO_BIG,	"Can't create tuple: metadata size %u is too big") \
> +	/*219 */_(ER_XLOG_GAP,			"%s") \
>   
>   /*
>    * !IMPORTANT! Please follow instructions at start of the file
> diff --git a/src/box/error.cc b/src/box/error.cc
> index c3c2af3ab..ca1d73e0c 100644
> --- a/src/box/error.cc
> +++ b/src/box/error.cc
> @@ -221,6 +221,8 @@ ClientError::get_errcode(const struct error *e)
>   		return ER_SYSTEM;
>   	if (type_cast(CollationError, e))
>   		return ER_CANT_CREATE_COLLATION;
> +	if (type_cast(XlogGapError, e))
> +		return ER_XLOG_GAP;
>   	return ER_PROC_LUA;
>   }
>   
> diff --git a/src/box/error.h b/src/box/error.h
> index 988b98255..338121dd9 100644
> --- a/src/box/error.h
> +++ b/src/box/error.h
> @@ -178,6 +178,7 @@ box_error_new(const char *file, unsigned line, uint32_t code,
>   
>   extern const struct type_info type_ClientError;
>   extern const struct type_info type_XlogError;
> +extern const struct type_info type_XlogGapError;
>   extern const struct type_info type_AccessDeniedError;
>   extern const struct type_info type_CustomError;
>   
> diff --git a/src/box/recovery.h b/src/box/recovery.h
> index 6e68abc0b..b8d83951a 100644
> --- a/src/box/recovery.h
> +++ b/src/box/recovery.h
> @@ -40,8 +40,6 @@
>   extern "C" {
>   #endif /* defined(__cplusplus) */
>   
> -extern const struct type_info type_XlogGapError;
> -
>   struct xrow_header;
>   struct xstream;
>   
> diff --git a/test/box/error.result b/test/box/error.result
> index cdecdb221..600517316 100644
> --- a/test/box/error.result
> +++ b/test/box/error.result
> @@ -437,6 +437,7 @@ t;
>    |   216: box.error.SYNC_QUORUM_TIMEOUT
>    |   217: box.error.SYNC_ROLLBACK
>    |   218: box.error.TUPLE_METADATA_IS_TOO_BIG
> + |   219: box.error.XLOG_GAP
>    | ...
>   
>   test_run:cmd("setopt delimiter ''");
LGTM

-- 
Serge Petrenko



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