summaryrefslogtreecommitdiffstats
path: root/firewall_wizard/scripts/FWconf.pm
blob: abe480aba5785ebb80dfb8af4ba693b252e0090b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
#!/usr/bin/perl

package FWconf;
require "__WIZ_HOME__/common/scripts/Vareqval.pm";
use MDK::Common;
use strict;

sub	true {
    my	($val) = @_;

    if (defined $val) {
	$val eq "0" || $val eq "\'0\'" || $val eq "\"0\"" || 
	    $val eq "false" || $val eq "\'false\'" || $val eq "\"false\"" and
	    return 0;
	$val eq "1" || $val eq "\'1\'" || $val eq "\"1\"" || 
	    $val eq "true" || $val eq "\'true\'" || $val eq "\"true\"" and
	    return 1;
    }
    0;
}

# store the value of device and security level in /etc/sysconfig/mdk_serv
sub	store_fwall {
    my	%mdk = Vareqval->get("/etc/sysconfig/mdk_serv");
    $mdk{wiz_ext_device} = ($ENV{wiz_ext_device} =~ /^(\w*).*$/) if defined $ENV{wiz_ext_device} or
	die "wiz_ext_device not in env";
    $mdk{wiz_firewall_level} = $ENV{wiz_firewall_level} if defined $ENV{wiz_firewall_level} or
	die "wiz_firewall_level not in env";
    Vareqval->commit("/etc/sysconfig/mdk_serv", \%mdk);
}

sub	do_it {
    print "hello\n";
    my	$TCP_PUBLIC_SERVICES="";
    my	$UDP_PUBLIC_SERVICES="";
    my	$TCP_INTERNAL_SERVICES="";
    my	$UDP_INTERNAL_SERVICES="";
    
    store_fwall();
    
    my %conf = ("__WIZ_HOME__/firewall_wizard/scripts/bastille-firewall.cfg.default" =>
		"/etc/Bastille/bastille-firewall.cfg",
		"/usr/share/Bastille/bastille-firewall" => "/etc/init.d/bastille-firewall",
		"/usr/share/Bastille/bastille_ipchains" => "/sbin/bastille-ipchains",
		"/usr/share/Bastille/bastille-netfilter" => "/sbin/bastille-netfilter");
    foreach (keys %conf) {
	(!-f $conf{$_}) and MDK::Common::cp_af($_, $conf{$_});
    }

# wiz_device		INTERNAL_IFACES	mdk_serv
# wiz_ext_device	EXTIF		mdk_serv
# wiz_ip_net	. "/24"	INTERNAL	ifcfg-INTERNAL_IFACES
# wiz_caching_dns			mdk_serv
# wiz_news_server			mdk_serv
# wiz_ftp_internal			mdk_serv
# wiz_ftp_external			mdk_serv
# wiz_web_internal			mdk_serv
# wiz_web_external			mdk_serv
# wiz_workgroup				mdk_serv
# wiz_mail_server			mdk_serv
# wiz_ip_range1				dhcpd.conf
# wiz_ip_range2				dhcpd.conf
# wiz_firewall_level			mdk_serv

    my $file = "/etc/sysconfig/mdk_serv";
    my %mdk = Vareqval->get($file);
    my $INTERNAL_IFACES = $mdk{wiz_device}	if defined $mdk{wiz_device} or
	die "wiz_device not in $file";
    my $EXTIF = $mdk{wiz_ext_device}		if defined $mdk{wiz_ext_device} or 
	die "wiz_ext_device not in $file";
# a copy of all we need
    my $wiz_news_server;
    my $wiz_ftp_internal;
    my $wiz_ftp_external;
    my $wiz_web_internal;
    my $wiz_web_external;
    my $wiz_firewall_level;
    my $wiz_workgroup;
    my $wiz_mail_server;
    my $wiz_caching_dns;
    my @wiz_var = ("wiz_news_server",
		   "wiz_ftp_internal",
		   "wiz_ftp_external",
		   "wiz_web_internal",
		   "wiz_web_external",
		   "wiz_firewall_level",
		   "wiz_mail_server",
		   "wiz_workgroup",
		   "wiz_caching_dns");
    foreach (@wiz_var) {
	${$_} = $mdk{$_} if defined $mdk{$_} && !($mdk{$_} =~ /^\s*$/);
    }
    $file = "/etc/sysconfig/network-scripts/ifcfg-".$INTERNAL_IFACES;
    %mdk = Vareqval->get($file);
    my $INTERNAL = $mdk{NETWORK} . "/24"	if defined $mdk{NETWORK} or 
	die "NETWORK not in $file";
    open(DHCP, "< /etc/dhcpd.conf");
    my $wiz_ip_range1;
    my $wiz_ip_range2;
    while (<DHCP>) {
	if (/\s*range\s*([0-9\.]*)\s*([0-9\.]*).*$/) {
	    $wiz_ip_range1 = $1;
	    $wiz_ip_range2 = $2;
	    last;
	}
    }
    close (DHCP);
    my $firewall_cfg = "/etc/Bastille/bastille-firewall.cfg";
    my %fw = Vareqval->get($firewall_cfg);
    $fw{PUBLIC_IFACES} = ($INTERNAL_IFACES eq $EXTIF) ? "": $EXTIF;
    $fw{INTERNAL_IFACES} = $INTERNAL_IFACES;
    if (true $wiz_caching_dns) {
	$fw{DNS_SERVERS} = "0.0.0.0/0";
	$UDP_INTERNAL_SERVICES.=" domain ";
    }
    else {
	$fw{DNS_SERVERS} = "";
    }
    if (defined $wiz_news_server) {
	$fw{NTP_SERVERS} = $wiz_news_server;
	$UDP_INTERNAL_SERVICES.=" nntp ";
	$TCP_INTERNAL_SERVICES.=" nntp ";
    }
    else {
	$fw{NTP_SERVERS} = "";
    }
    if (true $wiz_ftp_external) {
	$TCP_PUBLIC_SERVICES .= " ftp ftp-data ";
	$UDP_PUBLIC_SERVICES .= " ftp ftp-data ";
	$TCP_INTERNAL_SERVICES .= " ftp ftp-data ";
	$UDP_INTERNAL_SERVICES .= " ftp ftp-data ";
    }
    elsif (true $wiz_ftp_internal) {
	$TCP_PUBLIC_SERVICES .= " ";
	$UDP_PUBLIC_SERVICES .= " ";
	$TCP_INTERNAL_SERVICES .= " ftp ftp-data ";
	$UDP_INTERNAL_SERVICES .= " ftp ftp-data ";	
    }
    if (true $wiz_web_external) {
	$TCP_PUBLIC_SERVICES .= " http https ";
	$UDP_PUBLIC_SERVICES .= " http https ";
	$TCP_INTERNAL_SERVICES .= " http https ";
	$UDP_INTERNAL_SERVICES .= " http https ";
    }
    elsif (true $wiz_web_internal) {
	$TCP_PUBLIC_SERVICES .= " ";
	$UDP_PUBLIC_SERVICES .= " ";
	$TCP_INTERNAL_SERVICES .= " http https ";
	$UDP_INTERNAL_SERVICES .= " http https ";
    }
    if (defined $wiz_workgroup) {
	$TCP_INTERNAL_SERVICES .= " netbios-ns netbios-dgm netbios-ssn ";
	$UDP_INTERNAL_SERVICES .= " netbios-ns netbios-dgm netbios-ssn ";
    }
    if (defined $wiz_mail_server) {
	$TCP_INTERNAL_SERVICES .= " smtp pop3 pop3s pop2 imap  imap3 imap4-ssl imaps ";
	$UDP_INTERNAL_SERVICES .= " smtp pop3 pop3s pop2 imap  imap3 imap4-ssl imaps ";
    }
    if (defined $wiz_ip_range1 && defined $wiz_ip_range2) {
	$TCP_INTERNAL_SERVICES .= " bootps bootpc ";
	$UDP_INTERNAL_SERVICES .= " bootps bootpc ";
    }
    $TCP_PUBLIC_SERVICES .= " ssh ";
    $UDP_PUBLIC_SERVICES .= " ssh ";
    $TCP_INTERNAL_SERVICES .= " ssh ";
    $UDP_INTERNAL_SERVICES .= " ssh ";
    
    !defined $wiz_firewall_level and $wiz_firewall_level = "0";
    ($wiz_firewall_level) = ($wiz_firewall_level =~ /.*(\d*).*/);

# Source function library.  THIS WORKS ONLY ON RED HAT-LIKE SYSTEMS.
#. /etc/rc.d/init.d/functions

    if ($wiz_firewall_level == 0 || $wiz_firewall_level == 3) {
	$fw{IP_MASQ_NETWORK} = "";
    }
    else {
	$fw{IP_MASQ_NETWORK} = $INTERNAL;
    }
    if ($wiz_firewall_level <= 1) {
	$fw{TCP_PUBLIC_SERVICES} = ":";
	$fw{UDP_PUBLIC_SERVICES} = ":";
	$fw{TCP_INTERNAL_SERVICES} = ":";
	$fw{UDP_INTERNAL_SERVICES} = ":";
    }
    if ($wiz_firewall_level == 2) {
	$fw{TCP_PUBLIC_SERVICES} = $TCP_PUBLIC_SERVICES;
	$fw{UDP_PUBLIC_SERVICES} = $UDP_PUBLIC_SERVICES;
	$fw{TCP_INTERNAL_SERVICES} = $TCP_INTERNAL_SERVICES;
	$fw{UDP_INTERNAL_SERVICES} = $UDP_INTERNAL_SERVICES;
    }
    if ($wiz_firewall_level == 3) {
	$fw{TCP_PUBLIC_SERVICES} = " ";
	$fw{UDP_PUBLIC_SERVICES} = " ";
	$fw{TCP_INTERNAL_SERVICES} = "ssh";
	$fw{UDP_INTERNAL_SERVICES} = "ssh";
    }
    Vareqval->commit($firewall_cfg, \%fw);
    system("chkconfig --level 345 bastille-firewall on");
    system("service bastille-firewall start");
    print "bye\n";
}

1;