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-rw-r--r--perl-install/network/ipsec.pm781
1 files changed, 781 insertions, 0 deletions
diff --git a/perl-install/network/ipsec.pm b/perl-install/network/ipsec.pm
new file mode 100644
index 000000000..3cdd9a43f
--- /dev/null
+++ b/perl-install/network/ipsec.pm
@@ -0,0 +1,781 @@
+package network::ipsec;
+
+
+
+use detect_devices;
+use network::netconnect;
+use run_program;
+use common;
+use log;
+use Data::Dumper;
+
+#- debugg functions ----------
+sub recreate_ipsec_conf {
+ my ($ipsec, $kernel_version) = @_;
+ if ($kernel_version < 2.5) {
+ #- kernel 2.4 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ print "$ipsec->{$key1}\n" if ! $ipsec->{$key1}{1};
+ foreach my $key2 (ikeys %{$ipsec->{$key1}}) {
+ if ($ipsec->{$key1}{$key2}[0] =~ m/^#/) {
+ print "\t$ipsec->{$key1}{$key2}[0]\n";
+ } elsif ($ipsec->{$key1}{$key2}[0] =~ m/(conn|config|version)/) {
+ print "$ipsec->{$key1}{$key2}[0] $ipsec->{$key1}{$key2}[1]\n";
+ } else {
+ print "\t$ipsec->{$key1}{$key2}[0]=$ipsec->{$key1}{$key2}[1]\n";
+ };
+ }
+ }
+ } else {
+ #- kernel 2.6 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ if (! $ipsec->{$key1}{secure_policy}) {
+ print "$ipsec->{$key1}\n";
+ } else {
+ print $ipsec->{$key1}{secure_policy} . " " .
+ $ipsec->{$key1}{src_range} . " " .
+ $ipsec->{$key1}{dst_range} . " " .
+ $ipsec->{$key1}{upperspec} . " " .
+ $ipsec->{$key1}{flag} . " " .
+ $ipsec->{$key1}{direction} . " " .
+ $ipsec->{$key1}{ipsec} . "\n\t" .
+ $ipsec->{$key1}{protocol} . "/" .
+ $ipsec->{$key1}{mode} . "/" .
+ $ipsec->{$key1}{src_dest} . "/" .
+ $ipsec->{$key1}{level} . ";\n"
+ };
+ }
+ }
+}
+
+sub recreate_racoon_conf {
+ my ($racoon) = @_;
+ my $in_a_section = "n";
+ my $in_a_proposal_section = "n";
+ foreach my $key1 (ikeys %$racoon) {
+ if ($in_a_proposal_section eq "y") {
+ print "\t}\n}\n$racoon->{$key1}\n" if ! $racoon->{$key1}{1};
+ } elsif ($in_a_section eq "y") {
+ print "}\n$racoon->{$key1}\n" if ! $racoon->{$key1}{1};
+ } else {
+ print "$racoon->{$key1}\n" if ! $racoon->{$key1}{1};
+ };
+ $in_a_section = "n";
+ $in_a_proposal_section = "n";
+ foreach my $key2 (ikeys %{$racoon->{$key1}}) {
+ if ($racoon->{$key1}{$key2}[0] =~ /^path/) {
+ print "$racoon->{$key1}{$key2}[0] $racoon->{$key1}{$key2}[1] $racoon->{$key1}{$key2}[2];\n";
+ } elsif ($racoon->{$key1}{$key2}[0] =~ /^remote/) {
+ $in_a_section = "y";
+ $in_a_proposal_section = "n";
+ print "$racoon->{$key1}{$key2}[0] $racoon->{$key1}{$key2}[1] {\n";
+ } elsif ($racoon->{$key1}{$key2}[0] =~ /^sainfo/) {
+ $in_a_section = "y";
+ $in_a_proposal_section = "n";
+ print "$racoon->{$key1}{$key2}[0] $racoon->{$key1}{$key2}[1] $racoon->{$key1}{$key2}[2] $racoon->{$key1}{$key2}[3] $racoon->{$key1}{$key2}[4] $racoon->{$key1}{$key2}[5] $racoon->{$key1}{$key2}[6] {\n";
+ } elsif ($racoon->{$key1}{$key2}[0] =~ /^proposal /) {
+ $in_a_proposal_section = "y";
+ print "\t$racoon->{$key1}{$key2}[0] {\n";
+ } elsif ($in_a_section eq "y" && $racoon->{$key1}{$key2}[0] =~ /^certificate_type/) {
+ print "\t$racoon->{$key1}{$key2}[0] $racoon->{$key1}{$key2}[1] $racoon->{$key1}{$key2}[2] $racoon->{$key1}{$key2}[3];\n";
+ } elsif ($in_a_section eq "y" && $racoon->{$key1}{$key2}[0] =~ /^#/) {
+ print "\t$racoon->{$key1}{$key2}[0] $racoon->{$key1}{$key2}[1]\n";
+ } elsif ($in_a_section eq "y") {
+ print "\t$racoon->{$key1}{$key2}[0] $racoon->{$key1}{$key2}[1];\n";
+ } elsif ($in_a_proposal_section eq "y" && $racoon->{$key1}{$key2}[0] =~ /^#/) {
+ print "\t\t$racoon->{$key1}{$key2}[0] $racoon->{$key1}{$key2}[1]\n";
+ } elsif ($in_a_proposal_section eq "y") {
+ print "\t\t$racoon->{$key1}{$key2}[0] $racoon->{$key1}{$key2}[1];\n";
+ }
+ }
+ }
+
+print "}\n";
+}
+
+sub recreate_ipsec_conf1_k24 {
+ my ($ipsec) = @_;
+ foreach my $key1 (ikeys %$ipsec) {
+ print "$key1-->$ipsec->{$key1}\n" if ! $ipsec->{$key1}{1};
+ foreach my $key2 (ikeys %{$ipsec->{$key1}}) {
+ if ($ipsec->{$key1}{$key2}[0] =~ m/^#/) {
+ print "\t$key2-->$ipsec->{$key1}{$key2}[0]\n";
+ } elsif ($ipsec->{$key1}{$key2}[0] =~ m/(conn|config|version)/) {
+ print "$key1-->$key2-->$ipsec->{$key1}{$key2}[0] $ipsec->{$key1}{$key2}[1]\n";
+ } else {
+ print "\t$key2-->$ipsec->{$key1}{$key2}[0]=$ipsec->{$key1}{$key2}[1]\n";
+ };
+ }
+ }
+}
+#- end of debug functions --------
+
+sub sys { system(@_) == 0 or log::l("[drakvpn] Warning, sys failed for $_[0]") }
+
+sub start_daemons () {
+ return if $::testing;
+ log::explanations("Starting daemons");
+ if (-e "/etc/rc.d/init.d/ipsec") {
+ system("/etc/rc.d/init.d/ipsec status >/dev/null") == 0 and sys("/etc/rc.d/init.d/ipsec stop");
+ sys("/etc/rc.d/init.d/$_ start >/dev/null"), sys("/sbin/chkconfig --level 345 $_ on") foreach 'ipsec';
+ } else {
+
+ };
+ sys("/etc/rc.d/init.d/$_ start >/dev/null"), sys("/sbin/chkconfig --level 345 $_ on") foreach 'shorewall';
+}
+
+sub stop_daemons () {
+ return if $::testing;
+ log::explanations("Stopping daemons");
+ if (-e "/etc/rc.d/init.d/ipsec") {
+ foreach (qw(ipsec)) {
+ system("/etc/rc.d/init.d/$_ status >/dev/null 2>/dev/null") == 0 and sys("/etc/rc.d/init.d/$_ stop");
+ };
+ sys("/sbin/chkconfig --level 345 $_ off") && -e "/etc/rc.d/init.d/$_" foreach 'ipsec';
+ };
+ system("/etc/rc.d/init.d/shorewall status >/dev/null 2>/dev/null") == 0 and sys("/etc/rc.d/init.d/shorewall stop >/dev/null");
+
+}
+
+sub set_config_file {
+ my ($file, @l) = @_;
+
+ my $done;
+ substInFile {
+ if (!$done && (/^#LAST LINE/ || eof)) {
+ $_ = join('', map { join("\t", @$_) . "\n" } @l) . $_;
+ $done = 1;
+ } else {
+ $_ = '' if /^[^#]/;
+ }
+ } "$::prefix/$file";
+}
+
+sub get_config_file {
+ my ($file) = @_;
+ map { [ split ' ' ] } grep { !/^#/ } cat_("$::prefix/$file");
+}
+
+
+#-------------------------------------------------------------------
+#---------------------- configure racoon_conf -----------------------
+#-------------------------------------------------------------------
+
+sub read_racoon_conf {
+ my ($racoon_conf) = @_;
+ my %conf;
+ my $nb = 0; #total number
+ my $i = 0; #nb within a section
+ my $in_a_section = "n";
+ my @line1;
+ my $line = "";
+ local $_;
+ open(my $LIST, "< $racoon_conf");
+ while (<$LIST>) {
+ chomp($_);
+ $line = $_;
+ $in_a_section = "n" if $line =~ /}/ && $line !~ /^#/;
+ $line =~ s/^\s+|\s*;|\s*{//g if $line !~ /^#/;
+ $line =~ /(.*)#(.*)/ if $line !~ /^#/; #- define before and after comment
+# print "--line-->$line\n";
+ my $data_part = $1;
+ my $comment_part = "#".$2;
+ if ($data_part) {
+ $data_part =~ s/,//g;
+# print "@@".$data_part."->".$comment_part."\n";
+ @line1 = split /\s+/,$data_part;
+ @line1 = (@line1, $comment_part) if $comment_part;
+ } else {
+ @line1 = split /\s+/,$line;
+ }
+ if (!$line && $in_a_section eq "n") {
+ $nb++;
+ put_in_hash(\%conf, { $nb => $line });
+ $in_a_section = "n";
+ } elsif (!$line && $in_a_section eq "y") {
+ put_in_hash($conf{$nb} ||= {}, { $i => [ '' ] });
+ $i++;
+ } elsif ($line =~ /^path/) {
+ $i=1;
+ $nb++;
+ put_in_hash($conf{$nb} ||= {}, { $i => [@line1] });
+ $in_a_section = "n";
+ $i++;
+ } elsif ($line =~ /^#|^{|^}/) {
+ if ($in_a_section eq "y") {
+ put_in_hash($conf{$nb} ||= {}, { $i => [$line] });
+ $i++;
+ } else {
+ $nb++;
+ put_in_hash(\%conf, { $nb => $line });
+ $in_a_section = "n";
+ };
+ } elsif ($line =~ /^sainfo|^remote|^listen|^timer|^padding/ && $in_a_section eq "n") {
+ $i=1;
+ $nb++;
+ put_in_hash($conf{$nb} ||= {}, { $i => [@line1] });
+ $in_a_section = "y";
+ $i++;
+ } elsif ($line eq "proposal" && $in_a_section eq "y") {
+ $i=1;
+ $nb++;
+ put_in_hash($conf{$nb} ||= {}, { $i => [@line1] });
+ $in_a_section = "y";
+ $i++;
+ } else {
+ put_in_hash($conf{$nb} ||= {}, { $i => [@line1] });
+ $i++;
+ };
+ };
+
+\%conf;
+}
+
+sub display_racoon_conf {
+ my ($racoon) = @_;
+ my $display = "";
+ my $prefix_to_simple_line = "";
+ foreach my $key1 (ikeys %$racoon) {
+ if (!$racoon->{$key1}{1}) {
+ $display .= $prefix_to_simple_line . $racoon->{$key1} . "\n";
+ $prefix_to_simple_line = "";
+ } else {
+ foreach my $key2 (ikeys %{$racoon->{$key1}}) {
+ $key2 > 1 ? my $pt = $racoon->{$key1}{$key2-1}[0] : my $pt = $racoon->{$key1}{1}[0];
+ my $t = $racoon->{$key1}{1}[0];
+ my $f = $racoon->{$key1}{$key2}[0];
+ my $list_length = scalar @{$racoon->{$key1}{$key2}};
+ my $already_read = 0;
+ my $line = "";
+
+ for (my $i = 0; $i <= $list_length-1; $i++) {
+
+ my $c = $racoon->{$key1}{$key2}[$i];
+ my $n = $racoon->{$key1}{$key2}[$i+1];
+
+ if ($c =~ /^path|^log|^timer|^listen|^padding|^remote|^proposal|^sainfo/) {
+ $line .= "$c ";
+ } elsif ($i == $list_length-2 && $n =~ /^#/) {
+ $line .= "$c; ";
+ } elsif ($i == $list_length-1) {
+ if ($f =~ /^#|^$|^timer|^listen|^padding|^remote|^proposal\s+|^sainfo/) {
+ $line .= $c;
+ } elsif ($c =~ /^#/) {
+ $line .= "\t$c";
+ } else {
+ $line .= "$c;";
+ }
+ } else {
+ $line .= "$c ";
+ }
+
+ $already_read = 1;
+ }
+
+ if ($f =~ /^timer|^listen|^padding|^remote|^sainfo/) {
+ $line .= " {";
+ $prefix_to_simple_line = "";
+ } elsif ($f eq "proposal") {
+ $line = "\t" . $line . " {";
+ } elsif ($t eq "proposal") {
+ $line = "\t\t" . $line if $line ne "proposal";
+ $prefix_to_simple_line = "\t";
+ } else {
+ $line = "\t" . $line if $t !~ /^path|^log/;
+ $prefix_to_simple_line = "";
+ }
+ $display .= "$line\n";
+ }
+ }
+ }
+
+$display;
+
+}
+
+sub write_racoon_conf {
+ my ($racoon_conf, $racoon) = @_;
+ my $display = "";
+ my $prefix_to_simple_line = "";
+ foreach my $key1 (ikeys %$racoon) {
+ if (!$racoon->{$key1}{1}) {
+ $display .= $prefix_to_simple_line . $racoon->{$key1} . "\n";
+ $prefix_to_simple_line = "";
+ } else {
+ foreach my $key2 (ikeys %{$racoon->{$key1}}) {
+ $key2 > 1 ? my $pt = $racoon->{$key1}{$key2-1}[0] : my $pt = $racoon->{$key1}{1}[0];
+ my $t = $racoon->{$key1}{1}[0];
+ my $f = $racoon->{$key1}{$key2}[0];
+ my $list_length = scalar @{$racoon->{$key1}{$key2}};
+ my $already_read = 0;
+ my $line = "";
+
+ for (my $i = 0; $i <= $list_length-1; $i++) {
+
+ my $c = $racoon->{$key1}{$key2}[$i];
+ my $n = $racoon->{$key1}{$key2}[$i+1];
+
+ if ($c =~ /^path|^log|^timer|^listen|^padding|^remote|^proposal|^sainfo/) {
+ $line .= "$c ";
+ } elsif ($i == $list_length-2 && $n =~ /^#/) {
+ $line .= "$c; ";
+ } elsif ($i == $list_length-1) {
+ if ($f =~ /^#|^$|^timer|^listen|^padding|^remote|^proposal\s+|^sainfo/) {
+ $line .= $c;
+ } elsif ($c =~ /^#/) {
+ $line .= "\t$c";
+ } else {
+ $line .= "$c;";
+ }
+ } else {
+ $line .= "$c ";
+ }
+
+ $already_read = 1;
+ }
+
+ if ($f =~ /^timer|^listen|^padding|^remote|^sainfo/) {
+ $line .= " {";
+ $prefix_to_simple_line = "";
+ } elsif ($f eq "proposal") {
+ $line = "\t" . $line . " {";
+ } elsif ($t eq "proposal") {
+ $line = "\t\t" . $line if $line ne "proposal";
+ $prefix_to_simple_line = "\t";
+ } else {
+ $line = "\t" . $line if $t !~ /^path|^log/;
+ $prefix_to_simple_line = "";
+ }
+ $display .= "$line\n";
+ }
+ }
+ }
+
+open(my $ADD, "> $racoon_conf") or die "Can't open the $racoon_conf file for writing";
+ print $ADD "$display\n";
+
+}
+
+sub get_section_names_racoon_conf {
+ my ($racoon_conf, $racoon) = @_;
+ my @section_names;
+
+ if (-e $racoon_conf) {
+ foreach my $key1 (ikeys %$racoon) {
+ if (!$racoon->{$key1}{1}) {
+ next;
+ } else {
+ my $list_length = scalar @{$racoon->{$key1}{1}};
+ my $section_title = "";
+ my $separator = "";
+ for (my $i = 0; $i <= $list_length-1; $i++) {
+ my $s = $racoon->{$key1}{1}[$i];
+ if ($s !~ /^#|^proposal/) {
+ $section_title .= $separator . $s;
+ $separator = " ";
+ };
+ }
+ push(@section_names, $section_title) if $section_title ne "";
+ }
+ }
+
+ @section_names;
+
+ }
+}
+
+sub add_section_racoon_conf {
+ my ($new_section, $racoon) = @_;
+ put_in_hash($racoon, { max(keys %$racoon) + 1 => '' });
+ put_in_hash($racoon, { max(keys %$racoon) + 1 => $new_section });
+ put_in_hash($racoon, { max(keys %$racoon) + 1 => '}' }) if $new_section->{1}[0] !~ /^path|^remote/;
+ put_in_hash($racoon, { max(keys %$racoon) + 1 => '' }) if $new_section->{1}[0] =~ /^proposal/;
+ put_in_hash($racoon, { max(keys %$racoon) + 1 => '}' }) if $new_section->{1}[0] =~ /^proposal/;
+}
+
+sub matched_section_key_number_racoon_conf {
+ my ($section_name, $racoon) = @_;
+ foreach my $key1 (ikeys %$racoon) {
+ if (!$racoon->{$key1}{1}) {
+ next;
+ } else {
+ my $list_length = scalar @{$racoon->{$key1}{1}};
+ my $section_title = "";
+ my $separator = "";
+ for (my $i = 0; $i <= $list_length-1; $i++) {
+ my $s = $racoon->{$key1}{1}[$i];
+ if ($s !~ /^#|^proposal/) {
+ $section_title .= $separator . $s;
+ $separator = " ";
+ };
+ };
+ if ($section_title eq $section_name) {
+ return $key1;
+ };
+ }
+ }
+
+}
+
+sub already_existing_section_racoon_conf {
+ my ($section_name, $racoon, $racoon_conf) = @_;
+ if (-e $racoon_conf) {
+ foreach my $key1 (ikeys %$racoon) {
+ if (!$racoon->{$key1}{1}) {
+ next;
+ } elsif (find {
+ my $list_length = scalar @{$racoon->{$key1}{1}};
+ my $section_title = "";
+ my $separator = "";
+ for (my $i = 0; $i <= $list_length-1; $i++) {
+ my $s = $racoon->{$key1}{1}[$i];
+ if ($s !~ /^#|^proposal/) {
+ $section_title .= $separator . $s;
+ $separator = " ";
+ };
+ }
+
+ $section_title eq $section_name;
+
+ } ikeys %{$racoon->{$key1}}) {
+
+ return "already existing";
+ }
+ }
+ }
+
+}
+
+sub remove_section_racoon_conf {
+ my ($section_name, $racoon, $k) = @_;
+ if ($section_name =~ /^remote/) {
+
+ delete $racoon->{$k};
+ my $proposal_removed = "n";
+ delete $racoon->{$k+1};
+ delete $racoon->{$k+2}; #- remove assoc }
+ delete $racoon->{$k+3}; #- remove assoc }
+
+ } elsif ($section_name =~ /^path/) {
+
+ delete $racoon->{$k};
+ delete $racoon->{$k+1} if $racoon->{$k+1}{1} eq "";
+
+ } else {
+
+ delete $racoon->{$k};
+ delete $racoon->{$k+1} if $racoon->{$k+1}{1} eq "";
+ delete $racoon->{$k+2} if $racoon->{$k+2}{1} eq ""; #- remove assoc }
+
+ }
+
+}
+
+#-------------------------------------------------------------------
+#---------------------- configure ipsec_conf -----------------------
+#-------------------------------------------------------------------
+
+sub read_ipsec_conf {
+ my ($ipsec_conf, $kernel_version) = @_;
+ my %conf;
+ my $nb = 0; #total number
+ my $i = 0; #nb within a connexion
+ my $in_a_conn = "n";
+ my $line = "";
+ my @line1;
+ local $_;
+ if ($kernel_version < 2.5) {
+ #- kernel 2.4 part -------------------------------
+ open(my $LIST, "< $ipsec_conf"); #or die "Can't open the $ipsec_conf file for reading";
+ while (<$LIST>) {
+ chomp($_);
+ $line = $_;
+ $line =~ s/^\s+//;
+ if (!$line) {
+ $nb++;
+ put_in_hash(\%conf, { $nb => $line });
+ $in_a_conn = "n";
+ } elsif ($line =~ /^#/) {
+ if ($in_a_conn eq "y") {
+ put_in_hash($conf{$nb} ||= {}, { $i => [$line] });
+ $i++;
+ } else {
+ $nb++;
+ put_in_hash(\%conf, { $nb => $line });
+ $in_a_conn = "n";
+ };
+ } elsif ($line =~ /^conn|^config|^version/ && $in_a_conn eq "n") {
+ @line1 = split /\s+/,$line;
+ $i=1;
+ $nb++;
+ put_in_hash($conf{$nb} ||= {}, { $i => [$line1[0], $line1[1]] });
+ $in_a_conn = "y" if $line !~ /^version/;
+ $i++;
+ } elsif ($line =~ /^conn|^config|^version/ && $in_a_conn eq "y") {
+ @line1 = split /\s+/,$line;
+ $i=1;
+ $nb++;
+ put_in_hash($conf{$nb} ||= {}, { $i => [$line1[0], $line1[1]] });
+ $i++;
+ } else {
+ @line1 = split /=/,$line;
+ put_in_hash($conf{$nb} ||= {}, { $i => [$line1[0], $line1[1]] });
+ $i++;
+ };
+ };
+
+ } else {
+ #- kernel 2.6 part -------------------------------
+ my @mylist;
+ my $myline = "";
+ open(my $LIST, "< $ipsec_conf"); #or die "Can't open the $ipsec_conf file for reading";
+ while (<$LIST>) {
+ chomp($_);
+ $myline = $_;
+ $myline =~ s/^\s+//;
+ if ($myline =~ /^spdadd/) {
+ @mylist = split /\s+/,$myline;
+ $in_a_conn = "y";
+ $nb++;
+ next;
+ } elsif ($in_a_conn eq "y") {
+ @mylist = (@mylist, split '\s+|/',$myline);
+ put_in_hash(\%conf, { $nb => { secure_policy => $mylist[0],
+ src_range => $mylist[1],
+ dst_range => $mylist[2],
+ upperspec => $mylist[3],
+ flag => $mylist[4],
+ direction => $mylist[5],
+ ipsec => $mylist[6],
+ protocol => $mylist[7],
+ mode => $mylist[8],
+ src_dest => $mylist[9],
+ level => $mylist[10] } });
+ $in_a_conn = "n";
+ } else {
+ $nb++;
+ put_in_hash(\%conf, { $nb => $myline });
+ };
+ };
+
+ };
+
+ \%conf;
+}
+
+sub write_ipsec_conf {
+ my ($ipsec_conf, $ipsec, $kernel_version) = @_;
+ if ($kernel_version < 2.5) {
+ #- kernel 2.4 part -------------------------------
+ open(my $ADD, "> $ipsec_conf") or die "Can't open the $ipsec_conf file for writing";
+ foreach my $key1 (ikeys %$ipsec) {
+ print $ADD "$ipsec->{$key1}\n" if ! $ipsec->{$key1}{1};
+ foreach my $key2 (ikeys %{$ipsec->{$key1}}) {
+ if ($ipsec->{$key1}{$key2}[0] =~ m/^#/) {
+ print $ADD "\t$ipsec->{$key1}{$key2}[0]\n";
+ } elsif ($ipsec->{$key1}{$key2}[0] =~ m/(^conn|^config|^version)/) {
+ print $ADD "$ipsec->{$key1}{$key2}[0] $ipsec->{$key1}{$key2}[1]\n";
+ } else {
+ print $ADD "\t$ipsec->{$key1}{$key2}[0]=$ipsec->{$key1}{$key2}[1]\n" if $ipsec->{$key1}{$key2}[0] && $ipsec->{$key1}{$key2}[1];
+ };
+ }
+ }
+ } else {
+ #- kernel 2.6 part -------------------------------
+ my $display = "";
+ foreach my $key1 (ikeys %$ipsec) {
+ if (! $ipsec->{$key1}{secure_policy}) {
+ $display .= "$ipsec->{$key1}\n";
+ } else {
+ $display .= $ipsec->{$key1}{secure_policy} . " " .
+ $ipsec->{$key1}{src_range} . " " .
+ $ipsec->{$key1}{dst_range} . " " .
+ $ipsec->{$key1}{upperspec} . " " .
+ $ipsec->{$key1}{flag} . " " .
+ $ipsec->{$key1}{direction} . " " .
+ $ipsec->{$key1}{ipsec} . "\n\t" .
+ $ipsec->{$key1}{protocol} . "/" .
+ $ipsec->{$key1}{mode} . "/" .
+ $ipsec->{$key1}{src_dest} . "/" .
+ $ipsec->{$key1}{level} . ";\n"
+ };
+ }
+ open(my $ADD, "> $ipsec_conf") or die "Can't open the $ipsec_conf file for writing";
+ print $ADD $display;
+ }
+}
+
+sub display_ipsec_conf {
+ my ($ipsec_conf, $ipsec, $kernel_version) = @_;
+ my $display = "";
+
+ if (! -e $ipsec_conf) {
+ $display = "There is no $ipsec_conf file\n";
+ } elsif ($kernel_version < 2.5) {
+ #- kernel 2.4 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ $display .= "$ipsec->{$key1}\n" if ! $ipsec->{$key1}{1};
+ foreach my $key2 (ikeys %{$ipsec->{$key1}}) {
+ if ($ipsec->{$key1}{$key2}[0] =~ m/^#/) {
+ $display .= "\t$ipsec->{$key1}{$key2}[0]\n";
+ } elsif ($ipsec->{$key1}{$key2}[0] =~ m/(^conn|^config|^version)/) {
+ $display .= "$ipsec->{$key1}{$key2}[0] $ipsec->{$key1}{$key2}[1]\n";
+ } else {
+ $display .= "\t$ipsec->{$key1}{$key2}[0]=$ipsec->{$key1}{$key2}[1]\n";
+ };
+ }
+ }
+
+ } else {
+ #- kernel 2.6 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ if (! $ipsec->{$key1}{secure_policy}) {
+ $display .= "$ipsec->{$key1}\n";
+ } else {
+ $display .= $ipsec->{$key1}{secure_policy} . " " .
+ $ipsec->{$key1}{src_range} . " " .
+ $ipsec->{$key1}{dst_range} . " " .
+ $ipsec->{$key1}{upperspec} . " " .
+ $ipsec->{$key1}{flag} . " " .
+ $ipsec->{$key1}{direction} . " " .
+ $ipsec->{$key1}{ipsec} . "\n\t" .
+ $ipsec->{$key1}{protocol} . "/" .
+ $ipsec->{$key1}{mode} . "/" .
+ $ipsec->{$key1}{src_dest} . "/" .
+ $ipsec->{$key1}{level} . ";\n";
+ };
+ }
+
+ }
+
+ $display;
+
+}
+
+sub get_section_names_ipsec_conf {
+ my ($ipsec_conf, $ipsec, $kernel_version) = @_;
+ my @section_names;
+
+ if (-e $ipsec_conf) {
+ if ($kernel_version < 2.5) {
+ #- kernel 2.4 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ foreach my $key2 (ikeys %{$ipsec->{$key1}}) {
+ if ($ipsec->{$key1}{$key2}[0] =~ m/(^conn|^config|^version)/) {
+ push(@section_names, "$ipsec->{$key1}{$key2}[0] $ipsec->{$key1}{$key2}[1]");
+ };
+ }
+ }
+
+ } else {
+ #- kernel 2.6 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ if ($ipsec->{$key1}{secure_policy} =~ m/(^spdadd)/) {
+ push(@section_names, "$ipsec->{$key1}{src_range} $ipsec->{$key1}{dst_range}");
+ };
+ }
+ }
+
+ @section_names;
+
+ }
+}
+
+sub remove_section_ipsec_conf {
+ my ($section_name, $ipsec, $kernel_version) = @_;
+ if ($kernel_version < 2.5) {
+ #- kernel 2.4 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ if (find {
+ my $s = $ipsec->{$key1}{$_}[0];
+ $s !~ /^#/ && $s =~ m/(^conn|^config|^version)/ &&
+ $section_name eq "$s $ipsec->{$key1}{$_}[1]";
+ } ikeys %{$ipsec->{$key1}}) {
+ delete $ipsec->{$key1};
+ }
+ }
+ } else {
+ #- kernel 2.6 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ if (find {
+ my $s = "$ipsec->{$key1}{src_range} $ipsec->{$key1}{dst_range}";
+ $s !~ /^#/ && $ipsec->{$key1}{src_range} && $section_name eq $s;
+ } ikeys %{$ipsec->{$key1}}) {
+ delete $ipsec->{$key1-1};
+ delete $ipsec->{$key1};
+ }
+ }
+ }
+}
+
+sub add_section_ipsec_conf {
+ my ($new_section, $ipsec) = @_;
+ put_in_hash($ipsec, { max(keys %$ipsec) + 1 => '' });
+ put_in_hash($ipsec, { max(keys %$ipsec) + 1 => $new_section });
+}
+
+sub already_existing_section_ipsec_conf {
+ my ($section_name, $ipsec, $kernel_version) = @_;
+ if ($kernel_version < 2.5) {
+ #- kernel 2.4 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ if (find {
+ my $s = $ipsec->{$key1}{$_}[0];
+ $s !~ /^#/ && $s =~ m/(^conn|^config|^version)/ &&
+ $section_name eq "$s $ipsec->{$key1}{$_}[1]";
+ } ikeys %{$ipsec->{$key1}}) {
+ return "already existing";
+ }
+ }
+ } else {
+ #- kernel 2.6 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ if (find {
+ my $s = "$ipsec->{$key1}{src_range} $ipsec->{$key1}{dst_range}";
+ $s !~ /^#/ && $ipsec->{$key1}{src_range} &&
+ $section_name eq $s;
+ } ikeys %{$ipsec->{$key1}}) {
+ return "already existing";
+ }
+ }
+ };
+ return "no";
+}
+
+#- returns the reference to the dynamical list for editing
+sub dynamic_list {
+ my ($number, $ipsec) = @_;
+ my @list = map { { label => N("%s=", $ipsec->{$number}{$_}[0]),
+ val => \$ipsec->{$number}{$_}[1] } } ikeys %{$ipsec->{$number}};
+
+ @list;
+}
+
+#- returns the hash key number of $section_name
+sub matched_section_key_number_ipsec_conf {
+ my ($section_name, $ipsec, $kernel_version) = @_;
+ if ($kernel_version < 2.5) {
+ #- kernel 2.4 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ if (find {
+ my $s = $ipsec->{$key1}{$_}[0];
+ $s !~ /^#/ && $s =~ m/(^conn|^config|^version)/ &&
+ $section_name eq "$s $ipsec->{$key1}{$_}[1]";
+ } ikeys %{$ipsec->{$key1}}) {
+ return $key1;
+ }
+ }
+ } else {
+ #- kernel 2.6 part -------------------------------
+ foreach my $key1 (ikeys %$ipsec) {
+ if (find {
+ my $s = "$ipsec->{$key1}{src_range} $ipsec->{$key1}{dst_range}";
+ $s !~ /^#/ && $ipsec->{$key1}{src_range} &&
+ $section_name eq $s;
+ } ikeys %{$ipsec->{$key1}}) {
+ return $key1;
+ }
+ }
+ }
+}
+1