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1 | #!/usr/bin/perl | |
2 | ############################################################################### | |
3 | # # | |
4 | # IPFire.org - A linux based firewall # | |
5 | # Copyright (C) 2007-2011 IPFire Team <info@ipfire.org> # | |
6 | # # | |
7 | # This program is free software: you can redistribute it and/or modify # | |
8 | # it under the terms of the GNU General Public License as published by # | |
9 | # the Free Software Foundation, either version 3 of the License, or # | |
10 | # (at your option) any later version. # | |
11 | # # | |
12 | # This program is distributed in the hope that it will be useful, # | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
15 | # GNU General Public License for more details. # | |
16 | # # | |
17 | # You should have received a copy of the GNU General Public License # | |
18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. # | |
19 | # # | |
20 | ############################################################################### | |
21 | ||
22 | use strict; | |
23 | ||
24 | # enable only the following on debugging purpose | |
25 | #use warnings; | |
26 | #use CGI::Carp 'fatalsToBrowser'; | |
27 | ||
28 | require '/var/ipfire/general-functions.pl'; | |
29 | require "${General::swroot}/lang.pl"; | |
30 | require "${General::swroot}/header.pl"; | |
31 | ||
32 | my %remotesettings=(); | |
33 | my %checked=(); | |
34 | my $errormessage=''; | |
35 | my $counter = 0; | |
36 | ||
37 | &Header::showhttpheaders(); | |
38 | ||
39 | $remotesettings{'ENABLE_SSH'} = 'off'; | |
40 | $remotesettings{'ENABLE_SSH_PORTFW'} = 'off'; | |
41 | $remotesettings{'ACTION'} = ''; | |
42 | &Header::getcgihash(\%remotesettings); | |
43 | ||
44 | if ( (($remotesettings{'ACTION'} eq $Lang::tr{'save'}) || ($remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'}) || ($remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'})) && $remotesettings{'ACTION'} ne "" ) | |
45 | { | |
46 | # not existing here indicates the box is unticked | |
47 | $remotesettings{'ENABLE_SSH_PASSWORDS'} = 'off' unless exists $remotesettings{'ENABLE_SSH_PASSWORDS'}; | |
48 | $remotesettings{'ENABLE_SSH_KEYS'} = 'off' unless exists $remotesettings{'ENABLE_SSH_KEYS'}; | |
49 | ||
50 | ||
51 | &General::writehash("${General::swroot}/remote/settings", \%remotesettings); | |
52 | if ($remotesettings{'ENABLE_SSH'} eq 'on') | |
53 | { | |
54 | &General::log($Lang::tr{'ssh is enabled'}); | |
55 | if ($remotesettings{'ENABLE_SSH_PASSWORDS'} eq 'off' | |
56 | and $remotesettings{'ENABLE_SSH_KEYS'} eq 'off') | |
57 | { | |
58 | $errormessage = $Lang::tr{'ssh no auth'}; | |
59 | } | |
60 | system ('/usr/bin/touch', "${General::swroot}/remote/enablessh"); | |
61 | } | |
62 | else | |
63 | { | |
64 | &General::log($Lang::tr{'ssh is disabled'}); | |
65 | unlink "${General::swroot}/remote/enablessh"; | |
66 | } | |
67 | ||
68 | if ($remotesettings{'SSH_PORT'} eq 'on') | |
69 | { | |
70 | &General::log("SSH Port 22"); | |
71 | } | |
72 | else | |
73 | { | |
74 | &General::log("SSH Port 222"); | |
75 | } | |
76 | ||
77 | if ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'} || $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'} ){ | |
78 | if ($remotesettings{'ENABLE_SSH'} eq 'off') | |
79 | { | |
80 | system ('/usr/bin/touch', "${General::swroot}/remote/enablessh"); | |
81 | system('/usr/local/bin/sshctrl'); | |
82 | } | |
83 | if ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart15'} ) { $counter = 900;} | |
84 | elsif ( $remotesettings{'ACTION'} eq $Lang::tr{'ssh tempstart30'} ) { $counter = 1800;} | |
85 | ||
86 | system("/usr/local/bin/sshctrl tempstart $counter >/dev/null"); | |
87 | } | |
88 | else { | |
89 | system('/usr/local/bin/sshctrl') == 0 | |
90 | or $errormessage = "$Lang::tr{'bad return code'} " . $?/256; | |
91 | } | |
92 | } | |
93 | ||
94 | &General::readhash("${General::swroot}/remote/settings", \%remotesettings); | |
95 | ||
96 | # not existing here means they're undefined and the default value should be | |
97 | # used | |
98 | $remotesettings{'ENABLE_SSH_PASSWORDS'} = 'on' unless exists $remotesettings{'ENABLE_SSH_PASSWORDS'}; | |
99 | $remotesettings{'ENABLE_SSH_KEYS'} = 'on' unless exists $remotesettings{'ENABLE_SSH_KEYS'}; | |
100 | ||
101 | $checked{'ENABLE_SSH'}{'off'} = ''; | |
102 | $checked{'ENABLE_SSH'}{'on'} = ''; | |
103 | $checked{'ENABLE_SSH'}{$remotesettings{'ENABLE_SSH'}} = "checked='checked'"; | |
104 | $checked{'ENABLE_SSH_PORTFW'}{'off'} = ''; | |
105 | $checked{'ENABLE_SSH_PORTFW'}{'on'} = ''; | |
106 | $checked{'ENABLE_SSH_PORTFW'}{$remotesettings{'ENABLE_SSH_PORTFW'}} = "checked='checked'"; | |
107 | $checked{'ENABLE_SSH_PASSWORDS'}{'off'} = ''; | |
108 | $checked{'ENABLE_SSH_PASSWORDS'}{'on'} = ''; | |
109 | $checked{'ENABLE_SSH_PASSWORDS'}{$remotesettings{'ENABLE_SSH_PASSWORDS'}} = "checked='checked'"; | |
110 | $checked{'ENABLE_SSH_KEYS'}{'off'} = ''; | |
111 | $checked{'ENABLE_SSH_KEYS'}{'on'} = ''; | |
112 | $checked{'ENABLE_SSH_KEYS'}{$remotesettings{'ENABLE_SSH_KEYS'}} = "checked='checked'"; | |
113 | $checked{'SSH_PORT'}{'off'} = ''; | |
114 | $checked{'SSH_PORT'}{'on'} = ''; | |
115 | $checked{'SSH_PORT'}{$remotesettings{'SSH_PORT'}} = "checked='checked'"; | |
116 | ||
117 | &Header::openpage($Lang::tr{'remote access'}, 1, ''); | |
118 | ||
119 | &Header::openbigbox('100%', 'left', '', $errormessage); | |
120 | ||
121 | if ($errormessage) { | |
122 | &Header::openbox('100%', 'left', $Lang::tr{'error messages'}); | |
123 | print "<FONT CLASS='base'>$errormessage </FONT>\n"; | |
124 | &Header::closebox(); | |
125 | } | |
126 | ||
127 | print "<form method='post' action='$ENV{'SCRIPT_NAME'}'>\n"; | |
128 | ||
129 | &Header::openbox('100%', 'left', 'SSH:'); | |
130 | print <<END | |
131 | <table width='100%'> | |
132 | <tr> | |
133 | <td><input type='checkbox' name='ENABLE_SSH' $checked{'ENABLE_SSH'}{'on'} /></td> | |
134 | <td class='base' colspan='2'>$Lang::tr{'ssh access'}</td> | |
135 | </tr> | |
136 | <tr> | |
137 | <td> </td> | |
138 | <td><input type='checkbox' name='ENABLE_SSH_PORTFW' $checked{'ENABLE_SSH_PORTFW'}{'on'} /></td> | |
139 | <td width='100%' class='base'>$Lang::tr{'ssh portfw'}</td> | |
140 | </tr> | |
141 | <tr> | |
142 | <td> </td> | |
143 | <td><input type='checkbox' name='ENABLE_SSH_PASSWORDS' $checked{'ENABLE_SSH_PASSWORDS'}{'on'} /></td> | |
144 | <td width='100%' class='base'>$Lang::tr{'ssh passwords'}</td> | |
145 | </tr> | |
146 | <tr> | |
147 | <td> </td> | |
148 | <td><input type='checkbox' name='ENABLE_SSH_KEYS' $checked{'ENABLE_SSH_KEYS'}{'on'} /></td> | |
149 | <td width='100%' class='base'>$Lang::tr{'ssh keys'}</td> | |
150 | </tr> | |
151 | <tr> | |
152 | <td> </td> | |
153 | <td><input type='checkbox' name='SSH_PORT' $checked{'SSH_PORT'}{'on'} /></td> | |
154 | <td width='100%' class='base'>$Lang::tr{'ssh port'}</td> | |
155 | </tr> | |
156 | <tr> | |
157 | <td align='center' colspan='3'><hr /> | |
158 | <input type='submit' name='ACTION' value='$Lang::tr{'ssh tempstart15'}' /> | |
159 | <input type='submit' name='ACTION' value='$Lang::tr{'ssh tempstart30'}' /> | |
160 | <input type='submit' name='ACTION' value='$Lang::tr{'save'}' /></td> | |
161 | </tr> | |
162 | </table> | |
163 | END | |
164 | ; | |
165 | &Header::closebox(); | |
166 | ||
167 | print "</form>\n"; | |
168 | ||
169 | &Header::openbox('100%', 'left', $Lang::tr{'ssh host keys'}); | |
170 | ||
171 | print "<table>\n"; | |
172 | ||
173 | print <<END | |
174 | <tr><td class='boldbase'><b>$Lang::tr{'ssh key'}</b></td> | |
175 | <td class='boldbase'><b>$Lang::tr{'ssh fingerprint'}</b></td> | |
176 | <td class='boldbase'><b>$Lang::tr{'ssh key size'}</b></td></tr> | |
177 | END | |
178 | ; | |
179 | ||
180 | &viewkey("/etc/ssh/ssh_host_key.pub","RSA1"); | |
181 | &viewkey("/etc/ssh/ssh_host_rsa_key.pub","RSA2"); | |
182 | &viewkey("/etc/ssh/ssh_host_dsa_key.pub","DSA"); | |
183 | &viewkey("/etc/ssh/ssh_host_ecdsa_key.pub","ECDSA"); | |
184 | ||
185 | print "</table>\n"; | |
186 | ||
187 | &Header::closebox(); | |
188 | ||
189 | &Header::closebigbox(); | |
190 | ||
191 | &Header::closepage(); | |
192 | ||
193 | ||
194 | sub viewkey | |
195 | { | |
196 | my $key = $_[0]; | |
197 | my $name = $_[1]; | |
198 | ||
199 | if ( -e $key ) | |
200 | { | |
201 | my @temp = split(/ /,`/usr/bin/ssh-keygen -l -f $key`); | |
202 | my $keysize = &Header::cleanhtml($temp[0],"y"); | |
203 | my $fingerprint = &Header::cleanhtml($temp[1],"y"); | |
204 | print "<tr><td>$key ($name)</td><td><code>$fingerprint</code></td><td align='center'>$keysize</td></tr>\n"; | |
205 | } | |
206 | } |