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WHOIS client cli interface

License: GNU General Public License v2.0

Makefile 33.82% C 38.84% Shell 20.31% M4 4.67% PHP 2.36%

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option requires an argument -- 'h'

-h option is required option argument.

kwhois -h
./kwhois: option requires an argument -- 'h'
Usage: kwhois [OPTION...] query[@server[:port]]
valid options:
       -h server  server name
       -p port    server port
       -t timeout query time limit
       -r         force recursion
       -n         disable recursion
       -v         verbose mode
       --         treat remaining arguments as part of the query
default server is whois.iana.org
kwhois 4.8

can't detect godaddy whois server

Search command:

[root@host ~]$ whois oops.today

Expected result:
print domain informations

Actually result:*

-------------------------------------------
** Recurse try to who.godaddy.com/ ...

Unknown error while getting connection info for who.godaddy.com/:whois

segfault occurs when domain ends with a dot

Execute:

[user@host ~]$ whois domain.com.

Expected:
normal result.

Actual result:
occurs segfault

qr.server has gabage data when whois server set with @whois-server format

If execute follow command,

[user@host ~]$ kwhois [email protected]

sometimes, the value of qr.server is changed garbage data and connection error occurs.

If process_query api is recursive, occurs double free

Execute:

[user@host ~]$ whios oops.net

Respected Result:
normal process

Actual Result:

*** Error in `./kwhois': double free or corruption (fasttop): 0x000000000088c390 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x7c503)[0x7f4fe319f503]
./kwhois[0x403241]
/lib64/libc.so.6(__libc_start_main+0xf5)[0x7f4fe3144b35]
./kwhois[0x4017e9]
======= Memory map: ========
00400000-00406000 r-xp 00000000 ca:01 36444395                           /root/work/github/joungkyun/kwhois/kwhois
00605000-00606000 r--p 00005000 ca:01 36444395                           /root/work/github/joungkyun/kwhois/kwhois
00606000-00608000 rw-p 00006000 ca:01 36444395                           /root/work/github/joungkyun/kwhois/kwhois
0088b000-008ac000 rw-p 00000000 00:00 0                                  [heap]
7f4fd8000000-7f4fd8021000 rw-p 00000000 00:00 0
7f4fd8021000-7f4fdc000000 ---p 00000000 00:00 0
7f4fdc12c000-7f4fdc141000 r-xp 00000000 ca:01 33675445                   /usr/lib64/libgcc_s-4.8.5-20150702.so.1
7f4fdc141000-7f4fdc340000 ---p 00015000 ca:01 33675445                   /usr/lib64/libgcc_s-4.8.5-20150702.so.1
7f4fdc340000-7f4fdc341000 r--p 00014000 ca:01 33675445                   /usr/lib64/libgcc_s-4.8.5-20150702.so.1
7f4fdc341000-7f4fdc342000 rw-p 00015000 ca:01 33675445                   /usr/lib64/libgcc_s-4.8.5-20150702.so.1
7f4fdc342000-7f4fe286b000 r--p 00000000 ca:01 528214                     /usr/lib/locale/locale-archive
7f4fe286b000-7f4fe2882000 r-xp 00000000 ca:01 33645408                   /usr/lib64/libpthread-2.17.so
7f4fe2882000-7f4fe2a81000 ---p 00017000 ca:01 33645408                   /usr/lib64/libpthread-2.17.so
7f4fe2a81000-7f4fe2a82000 r--p 00016000 ca:01 33645408                   /usr/lib64/libpthread-2.17.so
7f4fe2a82000-7f4fe2a83000 rw-p 00017000 ca:01 33645408                   /usr/lib64/libpthread-2.17.so
7f4fe2a83000-7f4fe2a87000 rw-p 00000000 00:00 0
7f4fe2a87000-7f4fe2a8e000 r-xp 00000000 ca:01 33645412                   /usr/lib64/librt-2.17.so
7f4fe2a8e000-7f4fe2c8d000 ---p 00007000 ca:01 33645412                   /usr/lib64/librt-2.17.so
7f4fe2c8d000-7f4fe2c8e000 r--p 00006000 ca:01 33645412                   /usr/lib64/librt-2.17.so
7f4fe2c8e000-7f4fe2c8f000 rw-p 00007000 ca:01 33645412                   /usr/lib64/librt-2.17.so
7f4fe2c8f000-7f4fe2cc1000 r-xp 00000000 ca:01 33679419                   /usr/lib64/libidn.so.11.6.11
7f4fe2cc1000-7f4fe2ec0000 ---p 00032000 ca:01 33679419                   /usr/lib64/libidn.so.11.6.11
7f4fe2ec0000-7f4fe2ec1000 r--p 00031000 ca:01 33679419                   /usr/lib64/libidn.so.11.6.11
7f4fe2ec1000-7f4fe2ec2000 rw-p 00032000 ca:01 33679419                   /usr/lib64/libidn.so.11.6.11
7f4fe2ec2000-7f4fe2f22000 r-xp 00000000 ca:01 33592310                   /usr/lib64/libpcre.so.1.2.0
7f4fe2f22000-7f4fe3121000 ---p 00060000 ca:01 33592310                   /usr/lib64/libpcre.so.1.2.0
7f4fe3121000-7f4fe3122000 r--p 0005f000 ca:01 33592310                   /usr/lib64/libpcre.so.1.2.0
7f4fe3122000-7f4fe3123000 rw-p 00060000 ca:01 33592310                   /usr/lib64/libpcre.so.1.2.0
7f4fe3123000-7f4fe32d9000 r-xp 00000000 ca:01 33592120                   /usr/lib64/libc-2.17.so
7f4fe32d9000-7f4fe34d9000 ---p 001b6000 ca:01 33592120                   /usr/lib64/libc-2.17.so
7f4fe34d9000-7f4fe34dd000 r--p 001b6000 ca:01 33592120                   /usr/lib64/libc-2.17.so
7f4fe34dd000-7f4fe34df000 rw-p 001ba000 ca:01 33592120                   /usr/lib64/libc-2.17.so
7f4fe34df000-7f4fe34e4000 rw-p 00000000 00:00 0
7f4fe34e4000-7f4fe34ed000 r-xp 00000000 ca:01 33679428                   /usr/lib64/libolibc.so.1.0.0
7f4fe34ed000-7f4fe36ec000 ---p 00009000 ca:01 33679428                   /usr/lib64/libolibc.so.1.0.0중지됨

Wrong license GPL 2.1

In Changelog, the license of kwhois is recorded as GPL 2.1. However, there is no GPL 2.1, and the contents of the actual LICENSE file are LGPL 2.1. Therefore, the contents should be modified by GPL 2.0.

add missing new gtdls

Many gtdl are missing.

[root@an3 kwhois]$ whois nic.google
[whois.verisign-grs.com]
No match for "NIC.GOOGLE".
>>> Last update of whois database: 2019-01-24T16:00:22Z <<<

NOTICE: The expiration date displayed in this record is the date the
registrar's sponsorship of the domain name registration in the registry is
currently set to expire. This date does not necessarily reflect the expiration
date of the domain name registrant's agreement with the sponsoring
registrar.  Users may consult the sponsoring registrar's Whois database to
view the registrar's reported date of expiration for this registration.

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