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Annotation of src/usr.sbin/sysinst/msg.entropy.pl, Revision 1.1

1.1     ! martin      1: /*      $NetBSD: gpt.c,v 1.22 2020/10/14 04:17:43 martin Exp $  */
        !             2:
        !             3: /*
        !             4:  * Copyright 2018 The NetBSD Foundation, Inc.
        !             5:  * All rights reserved.
        !             6:  *
        !             7:  * Redistribution and use in source and binary forms, with or without
        !             8:  * modification, are permitted provided that the following conditions
        !             9:  * are met:
        !            10:  * 1. Redistributions of source code must retain the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer.
        !            12:  * 2. Redistributions in binary form must reproduce the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer in the
        !            14:  *    documentation and/or other materials provided with the distribution.
        !            15:  *
        !            16:  * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS''
        !            17:  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            18:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            19:  * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE
        !            20:  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            21:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            22:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            23:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            24:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            25:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
        !            26:  * THE POSSIBILITY OF SUCH DAMAGE.
        !            27:  *
        !            28:  */
        !            29:
        !            30: message not_enough_entropy
        !            31: {This system seems to lack a cryptographically strong pseudo random
        !            32: number generator. There is not enough entropy available to create secure
        !            33: keys (e.g. ssh host keys).
        !            34:
        !            35: You may use random data generated on another computer and load it
        !            36: here, or you could enter random characters manually.
        !            37:
        !            38: If you own a USB random number device, connect it now and select
        !            39: the "Re-test" option.}
        !            40:
        !            41: message entropy_add_manually           {Manual input of random data}
        !            42: message entropy_download_raw           {Load random data}
        !            43: message        entropy_download_seed           {Import a NetBSD entropy file}
        !            44: message entropy_retry                  {Re-test}
        !            45:
        !            46: message entropy_enter_manual1
        !            47: {Enter random characters.}
        !            48:
        !            49: message entropy_enter_manual2
        !            50: {They should contain at last 256 bits of randomness, as in 256 coin
        !            51: tosses, 100 throws of a 6-sided die, 64 random hexadecimal digits, or
        !            52: (if you are able to copy & paste output from another machine into this
        !            53: installer) the output from running the following command on another
        !            54: machine whose randomness you trust:}
        !            55:
        !            56: message entropy_enter_manual3
        !            57: {Do not use the same data for multiple installations.
        !            58: Terminate the input with an empty line.}
        !            59:
        !            60: message entropy_manual_not_enough
        !            61: {You did not enter enough characters!}
        !            62:
        !            63: message entropy_select_file
        !            64: {Please select how you want to transfer the random data file
        !            65: to this machine:}
        !            66:
        !            67: message entropy_add_download_ftp
        !            68: {Download via ftp}
        !            69:
        !            70: message entropy_add_download_http
        !            71: {Download via http}
        !            72:
        !            73: message download_entropy
        !            74: {Start download}
        !            75:
        !            76: message entropy_add_nfs
        !            77: {Load from a NFS share}
        !            78:
        !            79: message entropy_add_local
        !            80: {Load from a local file system (e.g. a USB device)}
        !            81:
        !            82: message entropy_file
        !            83: {Path/file}
        !            84:
        !            85: message load_entropy
        !            86: {Load random data}
        !            87:
        !            88: message set_entropy_file
        !            89: {Random data file path}
        !            90:
        !            91: /* Called with:                                Example
        !            92:  *  $0 = content of file               NetBSD entropy seed file
        !            93:  */
        !            94: message entropy_via_nfs
        !            95: {Select a server, a share and the file path to load the $0.}
        !            96:
        !            97: /* Called with:                                Example
        !            98:  *  $0 = content of file               NetBSD entropy seed file
        !            99:  */
        !           100: message entropy_via_download
        !           101: {Since not enough entropy is available on this system, all crytographic
        !           102: operations are suspect to replay attacks.
        !           103: Please only use trustworthy local networks.}
        !           104:
        !           105: message entropy_data
        !           106: {random data binary file}
        !           107:
        !           108: message entropy_data_hdr
        !           109: {On a system with cryptographically strong pseudo random number generator
        !           110: you can create a file with random binary data like this:}
        !           111:
        !           112: message entropy_seed
        !           113: {NetBSD entropy seed file}
        !           114:
        !           115: message entropy_seed_hdr
        !           116: {On a NetBSD system with cryptographically strong pseudo random number
        !           117: generator you can create an entropy snapshot like this:}
        !           118:
        !           119: message entropy_path_and_file
        !           120: {Path and filename}
        !           121:
        !           122: message entropy_localfs
        !           123: {Enter the unmounted local device and directory on that device where
        !           124: the random data is located.}
        !           125: