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msg.entropy.pl revision 1.3
      1  1.3  martin /*      $NetBSD: msg.entropy.pl,v 1.3 2021/10/08 15:59:55 martin Exp $  */
      2  1.1  martin 
      3  1.1  martin /*
      4  1.2  martin  * Copyright (c) 2020 The NetBSD Foundation, Inc.
      5  1.1  martin  * All rights reserved.
      6  1.1  martin  *
      7  1.1  martin  * Redistribution and use in source and binary forms, with or without
      8  1.1  martin  * modification, are permitted provided that the following conditions
      9  1.1  martin  * are met:
     10  1.1  martin  * 1. Redistributions of source code must retain the above copyright
     11  1.1  martin  *    notice, this list of conditions and the following disclaimer.
     12  1.1  martin  * 2. Redistributions in binary form must reproduce the above copyright
     13  1.1  martin  *    notice, this list of conditions and the following disclaimer in the
     14  1.1  martin  *    documentation and/or other materials provided with the distribution.
     15  1.1  martin  *
     16  1.2  martin  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     17  1.2  martin  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  1.2  martin  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  1.2  martin  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     20  1.2  martin  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  1.1  martin  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  1.1  martin  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  1.1  martin  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  1.1  martin  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  1.2  martin  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  1.2  martin  * POSSIBILITY OF SUCH DAMAGE.
     27  1.1  martin  */
     28  1.1  martin 
     29  1.3  martin message Configure_entropy	{Set up entropy}
     30  1.3  martin 
     31  1.3  martin message continue_without_entropy	{Continue without entropy}
     32  1.3  martin 
     33  1.1  martin message not_enough_entropy
     34  1.1  martin {This system seems to lack a cryptographically strong pseudo random
     35  1.1  martin number generator. There is not enough entropy available to create secure
     36  1.1  martin keys (e.g. ssh host keys). 
     37  1.1  martin 
     38  1.1  martin You may use random data generated on another computer and load it
     39  1.1  martin here, or you could enter random characters manually. 
     40  1.1  martin  
     41  1.1  martin If you own a USB random number device, connect it now and select
     42  1.1  martin the "Re-test" option.}
     43  1.1  martin 
     44  1.1  martin message entropy_add_manually		{Manual input of random data}
     45  1.3  martin message entropy_download_raw		{Load raw binary random random data}
     46  1.1  martin message	entropy_download_seed		{Import a NetBSD entropy file}
     47  1.1  martin message entropy_retry			{Re-test}
     48  1.1  martin 
     49  1.1  martin message entropy_enter_manual1
     50  1.1  martin {Enter random characters.}
     51  1.1  martin 
     52  1.1  martin message entropy_enter_manual2
     53  1.1  martin {They should contain at last 256 bits of randomness, as in 256 coin
     54  1.1  martin tosses, 100 throws of a 6-sided die, 64 random hexadecimal digits, or
     55  1.1  martin (if you are able to copy & paste output from another machine into this
     56  1.1  martin installer) the output from running the following command on another
     57  1.1  martin machine whose randomness you trust:}
     58  1.1  martin 
     59  1.1  martin message entropy_enter_manual3
     60  1.1  martin {Do not use the same data for multiple installations. 
     61  1.1  martin Terminate the input with an empty line.}
     62  1.1  martin 
     63  1.1  martin message entropy_manual_not_enough
     64  1.1  martin {You did not enter enough characters!}
     65  1.1  martin 
     66  1.1  martin message entropy_select_file
     67  1.1  martin {Please select how you want to transfer the random data file
     68  1.1  martin to this machine:}
     69  1.1  martin 
     70  1.1  martin message entropy_add_download_ftp
     71  1.1  martin {Download via ftp}
     72  1.1  martin 
     73  1.1  martin message entropy_add_download_http
     74  1.1  martin {Download via http}
     75  1.1  martin 
     76  1.1  martin message download_entropy
     77  1.1  martin {Start download}
     78  1.1  martin 
     79  1.1  martin message entropy_add_nfs
     80  1.1  martin {Load from a NFS share}
     81  1.1  martin 
     82  1.1  martin message entropy_add_local
     83  1.1  martin {Load from a local file system (e.g. a USB device)}
     84  1.1  martin 
     85  1.1  martin message entropy_file
     86  1.1  martin {Path/file}
     87  1.1  martin 
     88  1.1  martin message load_entropy
     89  1.1  martin {Load random data}
     90  1.1  martin 
     91  1.1  martin message set_entropy_file
     92  1.1  martin {Random data file path}
     93  1.1  martin 
     94  1.1  martin /* Called with:				Example
     95  1.1  martin  *  $0 = content of file		NetBSD entropy seed file
     96  1.1  martin  */
     97  1.1  martin message entropy_via_nfs
     98  1.1  martin {Select a server, a share and the file path to load the $0.}
     99  1.1  martin 
    100  1.1  martin /* Called with:				Example
    101  1.1  martin  *  $0 = content of file		NetBSD entropy seed file
    102  1.1  martin  */
    103  1.1  martin message entropy_via_download
    104  1.1  martin {Since not enough entropy is available on this system, all crytographic
    105  1.1  martin operations are suspect to replay attacks. 
    106  1.1  martin Please only use trustworthy local networks.}
    107  1.1  martin 
    108  1.1  martin message entropy_data
    109  1.1  martin {random data binary file}
    110  1.1  martin 
    111  1.1  martin message entropy_data_hdr
    112  1.1  martin {On a system with cryptographically strong pseudo random number generator
    113  1.1  martin you can create a file with random binary data like this:}
    114  1.1  martin 
    115  1.1  martin message entropy_seed
    116  1.1  martin {NetBSD entropy seed file}
    117  1.1  martin 
    118  1.1  martin message entropy_seed_hdr
    119  1.1  martin {On a NetBSD system with cryptographically strong pseudo random number
    120  1.1  martin generator you can create an entropy snapshot like this:}
    121  1.1  martin 
    122  1.1  martin message entropy_path_and_file
    123  1.1  martin {Path and filename}
    124  1.1  martin 
    125  1.1  martin message entropy_localfs
    126  1.1  martin {Enter the unmounted local device and directory on that device where
    127  1.1  martin the random data is located.}
    128  1.1  martin 
    129