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author | damien <damien@mandriva.com> | 2001-03-23 08:52:51 +0000 |
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committer | damien <damien@mandriva.com> | 2001-03-23 08:52:51 +0000 |
commit | 6ad698273ed4442c3f496167919f62aeafdd62fe (patch) | |
tree | 1dc48c82a308f11d02e3aee1da7b185b80d4dcab /perl-install/tinyfirewall.pm | |
parent | b450bae44d70bb2710bd00ea06a34fe431f42402 (diff) | |
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tinyfirewall now works.
Diffstat (limited to 'perl-install/tinyfirewall.pm')
-rw-r--r-- | perl-install/tinyfirewall.pm | 134 |
1 files changed, 32 insertions, 102 deletions
diff --git a/perl-install/tinyfirewall.pm b/perl-install/tinyfirewall.pm index 5d6d55437..0fcae9cab 100644 --- a/perl-install/tinyfirewall.pm +++ b/perl-install/tinyfirewall.pm @@ -92,14 +92,13 @@ sub ReadConfig ## set the proper value in the hash - $settings{$variable} = $value if ($variable); } close CONFIGFILE; return; - my ($config_file, $default_config_file)=@_; +# my ($config_file, $default_config_file)=@_; $config_file ||= "/etc/Bastille/bastille-firewall.cfg"; $default_config_file ||= "/usr/share/Bastille/bastille-firewall.cfg"; -e $config_file or cp($default_config_file, $config_file); @@ -131,9 +130,29 @@ my $GetNetworkInfo = sub { sub DoInterface { my ($in)=@_; $::isWizard=1; - my $popimapno = sub { $_[0] or return; mapn { $settings{$_->[0]} = $_->[1] } ( + my $popimap = sub { $_[0] or return; mapn { $settings{$_[0]} = $_[1] } [ qw(FORCE_PASV_FTP TCP_BLOCKED_SERVICES UDP_BLOCKED_SERVICES ICMP_ALLOWED_TYPES ENABLE_SRC_ADDR_VERIFY IP_MASQ_NETWORK IP_MASQ_MODULES REJECT_METHOD) ] , -[ "N", "6000:6020", "2049", "destination-unreachable echo-reply time-exceeded" , "Y", "", "", "DENY"; ]); } +[ "N", "6000:6020", "2049", "destination-unreachable echo-reply time-exceeded" , "Y", "", "", "DENY" ]; }; + my $ntp = sub { $_[0] or return; mapn { $settings{$_[0]} = $_[1] } ['ICMP_OUTBOUND_DISABLED_TYPES}', 'LOG_FAILURES'], [ "", "N"] }; + my $dhcp = sub { if ($_[0]) { + $settings{DHCP_IFACES} and return; + open NETSTAT, "/bin/netstat -in |" or die "Can't pipe from /bin/netstat: $!\n"; <NETSTAT>; <NETSTAT>; + $settings{DHCP_IFACES} = join(' ', split(' ', $settings{DHCP_IFACES}), map { (split / /)[0]; } (<NETSTAT>)); close NETSTAT; + } else { $settings{DHCP_IFACES} = "" }}; + my $quit = sub { + $_[0] or $in->exit(0); + cp("-f", $config_file, $config_file . ".orig"); + my $tmp_file = tmpnam(); + substInFile { + /^(.+)\s*\=/; + s/\".*\"/\"$settings{$1}\"/ + } $config_file; + map { system($_) } ("/bin/cp /usr/share/Bastille/bastille-ipchains /usr/share/Bastille/bastille-netfilter /sbin", + "/bin/cp /usr/share/Bastille/bastille-firewall /etc/rc.d/init.d/", + "/bin/chmod 0700 /etc/rc.d/init.d/bastille-firewall", "/bin/chmod 0700 /sbin/bastille-ipchains", + "/bin/chmod 0700 /sbin/bastille-netfilter", "/sbin/chkconfig bastille-firewall on", + "/etc/rc.d/init.d/bastille-firewall stop", "/etc/rc.d/init.d/bastille-firewall start"); + }; my @struct = ( [$GetNetworkInfo], [], @@ -143,10 +162,10 @@ sub DoInterface { [undef , undef, undef, undef, ["tcp", "23"]], [undef , undef, undef, undef, ["tcp", "20"],["tcp", "21"]], [undef , undef, undef, undef, ["tcp", "25"]], - [undef , undef, undef, $popimapno, ["tcp", "109"], ["tcp", "110"], ["tcp", "143"]], - [undef , _("No I don't need DHCP"), _("Yes I need DHCP"), , [$settings{DHCP_IFACES}]], - [undef , _("No I don't need NTP"), _("Yes I need NTP"), , ] - [undef , _("Don't Save"), _("Save & Quit"), , , ] + [undef , undef, undef, $popimap, ["tcp", "109"], ["tcp", "110"], ["tcp", "143"]], + [undef , _("No I don't need DHCP"), _("Yes I need DHCP"), $dhcp], + [undef , _("No I don't need NTP"), _("Yes I need NTP"), $ntp ], + [undef , _("Don't Save"), _("Save & Quit"), $quit ] ); !Kernel22() and pop @struct, pop @struct; for (my $i=0;$i<@struct;$i++) { @@ -163,9 +182,9 @@ sub DoInterface { my $yes = $l->[2] ? $l->[2] : _("Yes (allow this through the firewall)"); if (my $e = $in->ask_from_list(_("Firewall Configuration Wizard"), $messages[$i], - [ $yes, $no ], or_( map { if_($_, CheckService($_->[0], $_->[1])) } (@$l[4..6])) ? $yes : $no + [ $yes, $no ], or_( map { $_ and CheckService($_->[0], $_->[1]) } (@$l[4..6])) ? $yes : $no )) { - map { if_($_, Service ($e=~/Yes/, $_->[0], $_->[1]) } (@$struct[$i][4..6]); + map { $_ and Service ($e=~/Yes/, $_->[0], $_->[1]) } (@{@struct[$i]}[4..6]); $struct[$i][3] and $struct[$i][3]->($e=~/Yes/); } else { prev: @@ -179,105 +198,16 @@ sub Service { my ($add, $protocol, $port) = @_; if ($add) { map { $_ eq $port and return } (split (' ', $settings{uc($protocol) . "_PUBLIC_SERVICES"})); - $settings{uc($protocol) . "_PUBLIC_SERVICES"} .= " " . $port; + $settings{uc($protocol) . "_PUBLIC_SERVICES"} = join(' ',split(' ',$settings{uc($protocol) . "_PUBLIC_SERVICES"}, $port)); } else { $settings{uc($protocol) . "_PUBLIC_SERVICES"} = - join( ' ', map { if_($service ne $port, $service)} (split (' ', $settings{uc($protocol) . "_PUBLIC_SERVICES"})) ); + join( ' ', map { if_($_ ne $port, $_)} (split (' ', $settings{uc($protocol) . "_PUBLIC_SERVICES"})) ); } } -sub AddService -####################### -## adds a port to [TCP|UDP]_PUBLIC_SERVICES if it's not already there -{ - - my @old_services; - - - foreach my $service (@old_services) - { - $port_active = 1 if ($service eq $port); - } - - $settings{TCP_PUBLIC_SERVICES} .= " " - if ($settings{TCP_PUBLIC_SERVICES} and ($protocol eq "tcp") and (!$port_active)); - - $settings{UDP_PUBLIC_SERVICES} .= " " - if ($settings{UDP_PUBLIC_SERVICES} and ($protocol eq "udp") and (!$port_active)); - - $settings{TCP_PUBLIC_SERVICES} .= $port - if (!$port_active and ($protocol eq "tcp")); - - $settings{UDP_PUBLIC_SERVICES} .= $port - if (!$port_active and ($protocol eq "udp")); -} - -sub WidgetHandler { - my ($i, $e)=@_; - - if ($data eq "save no") - { - Gtk->exit (0); - } - elsif ($data eq "save yes") - { - CloseWindow(); - } - elsif ($data eq "quit no") - { - DestroyStep(); - $curstep = $previous_step; - DoInterface(); - return 0; - } - - [undef , _("No I don't need DHCP"), _("Yes I need DHCP"), "dhcp no", "dhcp yes", [$settings{DHCP_IFACES}]], - [undef , _("No I don't need NTP"), _("Yes I need NTP"), "ntp no", "ntp yes", ] - [undef , _("Don't Save"), _("Save & Quit"), , , ] - - elsif ($data eq "dhcp yes") - { - return if $settings{DHCP_IFACES}; # variable already has something - - ## Get a list of network interfaces - - open NETSTAT, "/bin/netstat -in |" - or die "Can't pipe from /bin/netstat: $!\n"; - - <NETSTAT>; <NETSTAT>; # get rid of first 2 lines - - my @interfaces; - - while (<NETSTAT>) - { - $settings{DHCP_IFACES} .= (split / /)[0] . " "; - } - - close NETSTAT; - - chop $settings{DHCP_IFACES} - } - elsif ($data eq "dhcp no") - { - $settings{DHCP_IFACES} = ""; - } - elsif ($data eq "ntp yes") - { - $settings{ICMP_OUTBOUND_DISABLED_TYPES} = ""; - $settings{LOG_FAILURES} = "N"; - } - - - - } -} - sub CheckService { my ($protocol, $port) = @_; - my @services; - - @services = split / /, $settings{uc($protocol) . "_PUBLIC_SERVICES"}; - map { $_ eq $port and return 1 } @services; + map { $_ eq $port and return 1 } split / /, $settings{uc($protocol) . "_PUBLIC_SERVICES"}; } sub Kernel22 |