Re: [PATCH] xfs_metadump: don't zero log if not obfuscating

[Brian Foster <bfoster@redhat.com>]

On Mon, Jun 22, 2015 at 08:36:32AM -0500, Eric Sandeen wrote:
> The earlier commit:
> 
> ec693e1 metadump: zero out clean log
> 
> ignored the "obfuscate" state, but there's no reason to
> zero out the log if we're not obfuscating; all the other
> metadata is in the clear, so we may as well keep it around
> in the log as well.
> 
> Signed-off-by: Eric Sandeen <sandeen@redhat.com>
> ---

Reviewed-by: Brian Foster <bfoster@redhat.com>

> 
> (this is for the progs-misc-fixes-1 branch)
> 
> 
> diff --git a/db/metadump.c b/db/metadump.c
> index eb5e9da..bdc48a0 100644
> --- a/db/metadump.c
> +++ b/db/metadump.c
> @@ -2184,6 +2184,10 @@ copy_log(void)
>  		return !stop_on_read_error;
>  	}
>  
> +	/* If not obfuscating, just copy the log as it is */
> +	if (!obfuscate)
> +		goto done;
> +
>  	dirty = xlog_is_dirty(mp, &x, 0);
>  
>  	switch (dirty) {
> @@ -2196,18 +2200,17 @@ copy_log(void)
>  		break;
>  	case 1:
>  		/* keep the dirty log */
> -		if (obfuscate)
> -			print_warning(
> +		print_warning(
>  _("Filesystem log is dirty; image will contain unobfuscated metadata in log."));
>  		break;
>  	case -1:
>  		/* log detection error */
> -		if (obfuscate)
> -			print_warning(
> +		print_warning(
>  _("Could not discern log; image will contain unobfuscated metadata in log."));
>  		break;
>  	}
>  
> +done:
>  	return !write_buf(iocur_top);
>  }
>  
> 
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