[Sheepdog] Improve the verbose error message in log.

[Liu Yuan]

On 03/02/2012 05:04 PM, huxinwei wrote:

> Hi List,
> 
>   Yet another trivial patch.
>   I just copied over the comments for these results. It helps me to figure out the situation more easiler.
> 
>   Please consider it for inclusion.
> 
>   Thanks.
> 


Applied, thanks.

> diff --git a/sheep/group.c b/sheep/group.c
> index dda468c..7ed8316 100644
> --- a/sheep/group.c
> +++ b/sheep/group.c
> @@ -1200,11 +1200,11 @@ static void sd_join_handler(struct sd_node *joined,
>  
>  	if (node_cmp(joined, &sys->this_node) == 0) {
>  		if (result == CJ_RES_FAIL) {
> -			eprintf("failed to join sheepdog cluster\n");
> +			eprintf("Fail to join. The joining node has an invalid epoch.\n");
>  			sys->cdrv->leave();
>  			exit(1);
>  		} else if (result == CJ_RES_JOIN_LATER) {
> -			eprintf("failed to join sheepdog cluster: please retry when master is up\n");
> +			eprintf("Fail to join. The joining node should be added after the cluster start working.\n");
>  			sys->cdrv->leave();
>  			exit(1);
>  		}