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changeset 11:e15c393dffa8

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added pipelined encryption layer.
author Robert McIntyre <rlm@mit.edu>
date Mon, 25 Feb 2013 15:34:01 +0000
parents 07bb57b65da1
children d5e1419ed984
files cd-burn.pl cd-mount.sh
diffstat 2 files changed, 10 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
     1.1 --- a/cd-burn.pl	Mon Feb 25 14:15:13 2013 +0000
     1.2 +++ b/cd-burn.pl	Mon Feb 25 15:34:01 2013 +0000
     1.3 @@ -20,11 +20,13 @@
     1.4  $size = `mkisofs -print-size @mkisofs_args 2>/dev/null`;
     1.5  chomp($size);
     1.6  
     1.7 -@burn_command = ("cdrecord", "gracetime=3",
     1.8 +@burn_command = ("cdrecord", "gracetime=3", "-v",
     1.9  		 "-overburn", "tsize=".$size."s", "-data", "-");
    1.10  
    1.11 +@aes_loop_command = ("aespipe", "-P", "/etc/cd-key", "-e", "aes256");
    1.12  
    1.13 -$final_command = "mkisofs @mkisofs_args | @burn_command";
    1.14 +
    1.15 +$final_command = "mkisofs @mkisofs_args | @aes_loop_command | @burn_command";
    1.16  
    1.17  print "$final_command\n";
    1.18  system($final_command);

     2.1 --- a/cd-mount.sh	Mon Feb 25 14:15:13 2013 +0000
     2.2 +++ b/cd-mount.sh	Mon Feb 25 15:34:01 2013 +0000
     2.3 @@ -1,4 +1,9 @@
     2.4  #!/bin/sh
     2.5  
     2.6 -mount -v -t iso9660 /dev/cdrom "$1"
     2.7  
     2.8 +cryptsetup loopaesOpen /dev/cdrom encrypted_cd --key-size 256 \
     2.9 +           --key-file /etc/cd-key
    2.10 +
    2.11 +mount /dev/mapper/encrypted_cd "$1"
    2.12 +
    2.13 +