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msg.entropy.pl revision 1.2
      1  1.2  martin /*      $NetBSD: msg.entropy.pl,v 1.2 2020/11/06 12:23:10 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  1.1  martin message not_enough_entropy
     30  1.1  martin {This system seems to lack a cryptographically strong pseudo random
     31  1.1  martin number generator. There is not enough entropy available to create secure
     32  1.1  martin keys (e.g. ssh host keys). 
     33  1.1  martin 
     34  1.1  martin You may use random data generated on another computer and load it
     35  1.1  martin here, or you could enter random characters manually. 
     36  1.1  martin  
     37  1.1  martin If you own a USB random number device, connect it now and select
     38  1.1  martin the "Re-test" option.}
     39  1.1  martin 
     40  1.1  martin message entropy_add_manually		{Manual input of random data}
     41  1.1  martin message entropy_download_raw		{Load random data}
     42  1.1  martin message	entropy_download_seed		{Import a NetBSD entropy file}
     43  1.1  martin message entropy_retry			{Re-test}
     44  1.1  martin 
     45  1.1  martin message entropy_enter_manual1
     46  1.1  martin {Enter random characters.}
     47  1.1  martin 
     48  1.1  martin message entropy_enter_manual2
     49  1.1  martin {They should contain at last 256 bits of randomness, as in 256 coin
     50  1.1  martin tosses, 100 throws of a 6-sided die, 64 random hexadecimal digits, or
     51  1.1  martin (if you are able to copy & paste output from another machine into this
     52  1.1  martin installer) the output from running the following command on another
     53  1.1  martin machine whose randomness you trust:}
     54  1.1  martin 
     55  1.1  martin message entropy_enter_manual3
     56  1.1  martin {Do not use the same data for multiple installations. 
     57  1.1  martin Terminate the input with an empty line.}
     58  1.1  martin 
     59  1.1  martin message entropy_manual_not_enough
     60  1.1  martin {You did not enter enough characters!}
     61  1.1  martin 
     62  1.1  martin message entropy_select_file
     63  1.1  martin {Please select how you want to transfer the random data file
     64  1.1  martin to this machine:}
     65  1.1  martin 
     66  1.1  martin message entropy_add_download_ftp
     67  1.1  martin {Download via ftp}
     68  1.1  martin 
     69  1.1  martin message entropy_add_download_http
     70  1.1  martin {Download via http}
     71  1.1  martin 
     72  1.1  martin message download_entropy
     73  1.1  martin {Start download}
     74  1.1  martin 
     75  1.1  martin message entropy_add_nfs
     76  1.1  martin {Load from a NFS share}
     77  1.1  martin 
     78  1.1  martin message entropy_add_local
     79  1.1  martin {Load from a local file system (e.g. a USB device)}
     80  1.1  martin 
     81  1.1  martin message entropy_file
     82  1.1  martin {Path/file}
     83  1.1  martin 
     84  1.1  martin message load_entropy
     85  1.1  martin {Load random data}
     86  1.1  martin 
     87  1.1  martin message set_entropy_file
     88  1.1  martin {Random data file path}
     89  1.1  martin 
     90  1.1  martin /* Called with:				Example
     91  1.1  martin  *  $0 = content of file		NetBSD entropy seed file
     92  1.1  martin  */
     93  1.1  martin message entropy_via_nfs
     94  1.1  martin {Select a server, a share and the file path to load the $0.}
     95  1.1  martin 
     96  1.1  martin /* Called with:				Example
     97  1.1  martin  *  $0 = content of file		NetBSD entropy seed file
     98  1.1  martin  */
     99  1.1  martin message entropy_via_download
    100  1.1  martin {Since not enough entropy is available on this system, all crytographic
    101  1.1  martin operations are suspect to replay attacks. 
    102  1.1  martin Please only use trustworthy local networks.}
    103  1.1  martin 
    104  1.1  martin message entropy_data
    105  1.1  martin {random data binary file}
    106  1.1  martin 
    107  1.1  martin message entropy_data_hdr
    108  1.1  martin {On a system with cryptographically strong pseudo random number generator
    109  1.1  martin you can create a file with random binary data like this:}
    110  1.1  martin 
    111  1.1  martin message entropy_seed
    112  1.1  martin {NetBSD entropy seed file}
    113  1.1  martin 
    114  1.1  martin message entropy_seed_hdr
    115  1.1  martin {On a NetBSD system with cryptographically strong pseudo random number
    116  1.1  martin generator you can create an entropy snapshot like this:}
    117  1.1  martin 
    118  1.1  martin message entropy_path_and_file
    119  1.1  martin {Path and filename}
    120  1.1  martin 
    121  1.1  martin message entropy_localfs
    122  1.1  martin {Enter the unmounted local device and directory on that device where
    123  1.1  martin the random data is located.}
    124  1.1  martin 
    125