commit 8d45e68ff16f3c7958e63bb8085c351ed6663c6d · pyrox.dev/nixpkgs

lib/default.nix

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             inherit (self.versions)

     

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               splitVersion

     

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               ;

     

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           }

     

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         );

     

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       in

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             inherit (self.versions)

     

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               splitVersion

     

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               ;

     

       574
       +
             inherit (self.network.ipv6)

     

       575
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               mkEUI64Suffix

     

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               ;

     

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           }

     

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         );

     

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       in

+63

lib/network/default.nix

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       { lib }:

     

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       let

     

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         inherit (import ./internal.nix { inherit lib; }) _ipv6;

     

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       in

     

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       {

     

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         ipv6 = {

     
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             {

     

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               inherit address prefixLength;

     

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             };

     

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         };

     

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       }

···

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       { lib }:

     

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       let

     

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         inherit (import ./internal.nix { inherit lib; }) _ipv6;

     

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         inherit (lib.strings) match concatStringsSep toLower;

     

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         inherit (lib.trivial)

     

       6
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           pipe

     

       7
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           bitXor

     

       8
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           fromHexString

     

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           toHexString

     

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           ;

     

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         inherit (lib.lists) elemAt;

     

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       in

     

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       {

     

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         ipv6 = {

     
···

       53
        
             {

     

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               inherit address prefixLength;

     

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             };

     

       56
       +
       

     

       57
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           /**

     

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             Converts a 48-bit MAC address into a EUI-64 IPv6 address suffix.

     

       59
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       60
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             # Example

     

       61
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       62
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             ```nix

     

       63
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             mkEUI64Suffix "66:75:63:6B:20:75"

     

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             => "6475:63ff:fe6b:2075"

     

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             ```

     

       66
       +
       

     

       67
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             # Type

     

       68
       +
       

     

       69
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             ```

     

       70
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             mkEUI64Suffix :: String -> String

     

       71
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             ```

     

       72
       +
       

     

       73
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             # Inputs

     

       74
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       75
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             mac

     

       76
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             : The MAC address (may contain these delimiters: `:`, `-` or `.` but it's not necessary)

     

       77
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           */

     

       78
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           mkEUI64Suffix =

     

       79
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             mac:

     

       80
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             pipe mac [

     

       81
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               # match mac address

     

       82
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               (match "^([0-9A-Fa-f]{2})[-:.]?([0-9A-Fa-f]{2})[-:.]?([0-9A-Fa-f]{2})[-:.]?([0-9A-Fa-f]{2})[-:.]?([0-9A-Fa-f]{2})[-:.]?([0-9A-Fa-f]{2})$")

     

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       +
       

     

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               # check if there are matches

     

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               (

     

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                 matches:

     

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                 if matches == null then

     

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                   throw ''"${mac}" is not a valid MAC address (expected 6 octets of hex digits)''

     

       89
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                 else

     

       90
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                   matches

     

       91
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               )

     

       92
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               # transform to result hextets

     

       94
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               (octets: [

     

       95
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                 # combine 1st and 2nd octets into first hextet, flip U/L bit, 512 = 0x200

     

       96
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                 (toHexString (bitXor 512 (fromHexString ((elemAt octets 0) + (elemAt octets 1)))))

     

       97
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       98
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                 # combine 3rd and 4th octets, combine them, insert fffe pattern in between to get next two hextets

     

       99
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                 "${elemAt octets 2}ff"

     

       100
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                 "fe${elemAt octets 3}"

     

       101
       +
       

     

       102
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                 # combine 5th and 6th octets into the last hextet

     

       103
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                 ((elemAt octets 4) + (elemAt octets 5))

     

       104
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               ])

     

       105
       +
       

     

       106
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               # concat to result suffix

     

       107
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               (concatStringsSep ":")

     

       108
       +
       

     

       109
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               toLower

     

       110
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             ];

     

       111
        
         };

     

       112
        
       }

+44

lib/tests/network.sh

···

       114
        
       expectSuccess 'lib.network.ipv6.fromString "2001:DB8::ffff/64"' '{"address":"2001:db8:0:0:0:0:0:ffff","prefixLength":64}'

     

       115
        
       expectSuccess 'lib.network.ipv6.fromString "1234:5678:90ab:cdef:fedc:ba09:8765:4321/44"' '{"address":"1234:5678:90ab:cdef:fedc:ba09:8765:4321","prefixLength":44}'

     

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       117
        
       echo >&2 tests ok

···

       114
        
       expectSuccess 'lib.network.ipv6.fromString "2001:DB8::ffff/64"' '{"address":"2001:db8:0:0:0:0:0:ffff","prefixLength":64}'

     

       115
        
       expectSuccess 'lib.network.ipv6.fromString "1234:5678:90ab:cdef:fedc:ba09:8765:4321/44"' '{"address":"1234:5678:90ab:cdef:fedc:ba09:8765:4321","prefixLength":44}'

     

       116
        
       

     

       117
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       expectSuccess 'mkEUI64Suffix "00:11:22:AA:BB:CC"'  '"211:22ff:feaa:bbcc"'

     

       118
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       expectSuccess 'mkEUI64Suffix "00-11-22-AA-BB-CC"'  '"211:22ff:feaa:bbcc"'

     

       119
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       expectSuccess 'mkEUI64Suffix "00.11.22.AA.BB.CC"'  '"211:22ff:feaa:bbcc"'

     

       120
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       expectSuccess 'mkEUI64Suffix "00:11:22:aa:bb:cc"'  '"211:22ff:feaa:bbcc"'

     

       121
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       expectSuccess 'mkEUI64Suffix "00-11-22-aa-bb-cc"'  '"211:22ff:feaa:bbcc"'

     

       122
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       expectSuccess 'mkEUI64Suffix "00.11.22.aa.bb.cc"'  '"211:22ff:feaa:bbcc"'

     

       123
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       124
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       expectSuccess 'mkEUI64Suffix "12:34:56:78:9A:bc"'  '"1034:56ff:fe78:9abc"'

     

       125
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       expectSuccess 'mkEUI64Suffix "123456789ABC"'       '"1034:56ff:fe78:9abc"'

     

       126
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       127
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       expectSuccess 'mkEUI64Suffix "001122AABBCC"'       '"211:22ff:feaa:bbcc"'

     

       128
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       expectSuccess 'mkEUI64Suffix "001122aabbcc"'       '"211:22ff:feaa:bbcc"'

     

       129
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       130
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       expectSuccess 'mkEUI64Suffix "ff-ff-ff-ff-ff-ff"'  '"fdff:ffff:feff:ffff"'

     

       131
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       expectSuccess 'mkEUI64Suffix "ffffffffffff"'       '"fdff:ffff:feff:ffff"'

     

       132
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       expectSuccess 'mkEUI64Suffix "00.00.00.00.00.00"'  '"200:00ff:fe00:0000"'

     

       133
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       expectSuccess 'mkEUI64Suffix "000000000000"'       '"200:00ff:fe00:0000"'

     

       134
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       135
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       expectFailure 'mkEUI64Suffix "123456789AB"'        "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       136
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       expectFailure 'mkEUI64Suffix "123456789A"'         "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       137
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       expectFailure 'mkEUI64Suffix "123456789"'          "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       138
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       expectFailure 'mkEUI64Suffix "12345678"'           "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       139
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       expectFailure 'mkEUI64Suffix "1234567"'            "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       140
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       expectFailure 'mkEUI64Suffix "123456"'             "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       141
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       expectFailure 'mkEUI64Suffix "12345"'              "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       142
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       expectFailure 'mkEUI64Suffix "1234"'               "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       143
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       expectFailure 'mkEUI64Suffix "123"'                "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       144
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       expectFailure 'mkEUI64Suffix "12"'                 "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       145
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       expectFailure 'mkEUI64Suffix "1"'                  "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       146
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       expectFailure 'mkEUI64Suffix ""'                   "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       147
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       expectFailure 'mkEUI64Suffix "------------"'       "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       148
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       expectFailure 'mkEUI64Suffix "............"'       "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       149
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       expectFailure 'mkEUI64Suffix "::::::::::::"'       "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       150
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       expectFailure 'mkEUI64Suffix "1:2:3:4:5:6"'        "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       151
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       expectFailure 'mkEUI64Suffix "0.0.0.0.0.0"'        "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       152
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       expectFailure 'mkEUI64Suffix "00:11:-2:AA:BB:CC"'  "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       153
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       expectFailure 'mkEUI64Suffix "00:-11:22:AA:BB:CC"' "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       154
       +
       expectFailure 'mkEUI64Suffix "ab:cd:ef:g0:12:34"'  "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       155
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       expectFailure 'mkEUI64Suffix "AB:CD:EF:G0:12:34"'  "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       156
       +
       expectFailure 'mkEUI64Suffix "ab:cd:ef:gh:jk:lm"'  "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       157
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       expectFailure 'mkEUI64Suffix "AB:CD:EF:GH:JK:LM"'  "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       158
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       expectFailure 'mkEUI64Suffix "01:23:3a:bc:de:fg"'  "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       159
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       expectFailure 'mkEUI64Suffix "01:23:3A:BC:DE:FG"'  "is not a valid MAC address \(expected 6 octets of hex digits\)"

     

       160
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       161
        
       echo >&2 tests ok