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Date:      Tue, 7 Sep 2004 04:23:11 -0400
From:      Allan Fields <bsd@afields.ca>
To:        "R. W." <list-freebsd-2004@morbius.sent.com>
Cc:        freebsd-geom@freebsd.org
Subject:   Re: Attaching two gbde partitions with the same password
Message-ID:  <20040907082311.GI34157@afields.ca>
In-Reply-To: <20040907080941.GH34157@afields.ca>
References:  <200409050234.13571.list-freebsd-2004@morbius.sent.com> <20040907080941.GH34157@afields.ca>

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Add lines below to the examples (in case $pass hangs around.)

On Tue, Sep 07, 2004 at 04:09:41AM -0400, Allan Fields wrote:
> The only issue with reading in passwords from a shell script is to
> not echo to the tty.  There are ways around this problem such as:
> 
> In bash you can use:
> 	read -esp "Enter passphrase: " pass
> 	gbde attach $dev -l $lck -p $pass
 	gbde attach $dev2 -l $lck2 -p $pass
	pass=`head -c1024 /dev/urandom`; unset pass
> 
> otherwise:
> 	tmp=`stty -g`; stty -echo
> 	read -p "Enter passphrase: " pass
>         echo; stty $tmp
> 	gbde attach $dev -l $lck -p $pass
	gbde attach $dev2 -l $lck2 -p $pass
	pass=`head -c1024 /dev/urandom`; unset pass
> 
> You could put this into your rc.early or something similarly early
> in the boot sequence if it suits your needs.  (For security reasons
> passing the passphrase on the command line should be done before
> going multiuser.)

-- 
 Allan Fields, AFRSL - http://afields.ca
 2D4F 6806 D307 0889 6125  C31D F745 0D72 39B4 5541



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