-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathssg2srx-new.pl
1100 lines (979 loc) · 39.4 KB
/
ssg2srx-new.pl
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
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
#!/usr/bin/perl
# use Cwd 'abs_path';
# use Excel::Writer::XLSX;
# use NetAddr::IP::Util qw(inet_aton inet_ntoa);
use strict;
use Switch;
use warnings;
use NetAddr::IP;
use Net::IP::LPM;
use Getopt::Long;
use File::Basename;
use Spreadsheet::Read;
use Lingua::Han::PinYin;
use DateTime::Format::Flexible;
use List::MoreUtils qw(uniq);
use Data::Dumper qw(Dumper);
use Regexp::Common qw(net time);
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# rewrite ssg2srx.pl #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
# 定义变量
my $workbook; # 保存excel文件
my $worksheet; # 保存excel文件中的工作表
my $excel_row = 0; # excel对比文件行数
my $lpm; # 用于查找ip所在zone
my @ssg_config_file; # 保存ssg配置文件，不赋值，否则正文循环时会清空配置
my @ssg_policy_context = (); # 临时保存ssg策略单条策略内容
my %address_book; # 保存ssg地址簿名与srx地址簿名的映射关系
my %lpm_pairs; # 保存接口与zone的映射关系，用于设置路由下一跳为接口时对应zone
my %services; # 保存ssg服务名与srx服务名的映射关系
# 保存命令选项值
our ( $opt_c, $opt_d, $opt_o, $opt_s ) = ();
# 保存ssg接口与srx接口和zone的映射关系
my %zones_interfaces;
# 保存ssg接口和ip映射关系, tunnel接口设置源时需要
my %ssg_interface_ip;
# 保存ssg接口和srx接口映射关系, tunnel接口设置unnumbered-address时需要
my %ssg_srx_interface;
# 保存static nat的虚地址和实际地址
my %mip_address_pairs;
# 保存source nat的id和pool
my %dip_pool;
# 保存每个zone的MIP规则id
my %RULE_NUM;
# my %srx_application_port_number = (
# http => 80,
# https => 443,
# ftp => 21,
# ssh => 22,
# mail => 25,
# telnet => 23,
# Terminal => 3389,
# SNMP => "161 to 162",
# );
# 使用方法
sub usage {
my $err = shift and select STDERR;
print
"usage: $0 [-c ssg_config_file] [-d compare_file] [-o file] [-s srx_to_ssg_service_mapping_table.xlsx] ssg_config_file\n",
"\t-c --config file ssg configuration file\n",
"\t-d --compare file ssg and srx configuration compare file\n",
"\t-o --output file srx configuration output file\n",
"\t-s --service file ssg to srx service mapping file\n",
"\t-h --help print usage\n";
exit $err;
}
# 设置zone与interface的映射关系
sub set_zone_interface {
my ( $ssg_interface, $zone, $tag ) = ();
# 删除双引号,split后ssg接口和zone还是会多出双引号,故禁用
# $ssg_config_line =~ s{"}{}g;
if ( /\d+\.\d+/ && /\btag\b/ ) {
( $ssg_interface, $tag, $zone ) =
( split /\s+/ )[ 2, 4, 6 ];
print
"Please enter a replacement of $ssg_interface with vlan tag $tag:";
}
else {
( $ssg_interface, $zone ) =
( split /\s+/ )[ 2, 4 ];
print "Please enter a replacement of $ssg_interface:";
}
# 删除双引号,前处split后ssg接口和zone会多出双引号,
# 导致set_interface_ip_zone函数不能正确取出srx接口
$ssg_interface =~ s{"}{}g;
$zone =~ s{"}{}g;
chomp( my $srx_interface = <STDIN> ); # 用户输入新的srx接口
$zones_interfaces{$zone}->{$ssg_interface} = $srx_interface;
$ssg_srx_interface{$ssg_interface} = $srx_interface;
$lpm_pairs{"$ssg_interface"} = $zone; # 接口和zone映射（某些路由的下一跳是ssg接口）
return $zone;
}
# 设置接口模式
sub set_interface_mode {
my ($mode) = ( split /\s+/ )[-1];
# nat模式需要配置源nat
if ( $mode eq "nat" ) {
}
}
# 设置interface的ip和zone
sub set_interface_ip_zone {
my $ssg_config_line = "@_";
my ( $ssg_interface, $ip ) = ( split /\s+/ )[ 2, -1 ];
# 获取ssg接口和ip
# 循环%zones_interfaces,找到ssg接口对应的srx接口
# print
# "set security zones security-zone $zone host-inbound-traffic system-services all\n";
START:
foreach my $zone ( sort keys %zones_interfaces ) {
# 查找具体zone下的每一个数组，
# 如果找到ssg接口对应的srx接口则输出相关设置并跳出循环
if ( exists $zones_interfaces{$zone}->{$ssg_interface} ) {
unless ( $zones_interfaces{$zone}->{$ssg_interface} =~
m{\bgr-0\/0\/0\.\d+\b} )
{ # 处理非tunnel接口
print
"set interfaces $zones_interfaces{$zone}->{$ssg_interface} family inet address $ip\n";
print
"set security zones security-zone $zone interfaces $zones_interfaces{$zone}->{$ssg_interface}\n";
# 将ip绑定到ssg接口的简写方式
$zones_interfaces{$zone}->{$ssg_interface} =
{ $zones_interfaces{$zone}->{$ssg_interface} => $ip };
$ssg_interface_ip{$ssg_interface} = $ip;
$lpm->add( "$ip", "$zone" ); # 添加接口ip和zone映射
last START;
}
else { # 处理tunnel接口
if ( $ssg_config_line =~ /\bip unnumbered\b/ ) {
print
"set interfaces $zones_interfaces{$zone}->{$ssg_interface} family inet unnumbered-address $ssg_srx_interface{$ip}\n";
last START;
}
elsif ( $ssg_config_line =~ /\bdst-ip\b/ ) {
my ($source) =
( ( split /\s+/ )[-3], $ssg_config_line );
if ( $source =~ /$RE{net}{IPv4}/ ) { # source为ip
print "
set interfaces $zones_interfaces{$zone}->{$ssg_interface} tunnel source $source\n";
}
else { # source为ssg接口
my $source_ip =
NetAddr::IP->new( $ssg_interface_ip{$source} );
print
"set interfaces $zones_interfaces{$zone}->{$ssg_interface} tunnel source ",
$source_ip->addr;
}
print "
set interfaces $zones_interfaces{$zone}->{$ssg_interface} tunnel destination $ip\n";
last START;
}
}
}
}
}
# 设置路由
sub set_route {
my @route = ( split /\s+/ );
my $length = scalar @route;
if ( /\bset route\b/
&& /\binterface\b/
&& /\bgateway\b/
&& !/\bsource\b/ )
{
if (/\bpreference\b/) {
my ( $droute, $gateway, $preference ) = ( split /\s+/ )[ 2, 6, 8 ];
print
"set routing-options static route $droute next-hop $gateway preference $preference\n";
my $zone = $lpm->lookup("$gateway");
$lpm->add( "$droute", "$zone" );
}
else {
my ( $droute, $gateway ) = ( split /\s+/ )[ 2, 6 ];
print
"set routing-options static route $droute next-hop $gateway\n";
my $zone = $lpm->lookup("$gateway");
$lpm->add( "$droute", "$zone" );
}
}
elsif ( /\bset route\b/ && /\bsource\b/ && /\b(interface|gateway)\b/ )
{ # 源路由(fbf)
if (/\bin-interface\b/) { # 基于源接口的路由
my ( $source_interface, $source, $gateway ) =
( split /\s+/ )[ 4, 5, 9 ];
print
"set firewall family inet filter fbf_$gateway term $source from source-address $source\n";
print
"set firewall family inet filter fbf_$gateway term $source from source-interface $ssg_srx_interface{$source_interface}\n";
}
else { # 源路由
my ( $source, $gateway ) = ( split /\s+/ )[ 3, 7 ];
print
"set firewall family inet filter fbf_$gateway term $source from source-address $source\n";
print
"set firewall family inet filter fbf_$gateway term $source then next-hop $gateway\n";
}
}
elsif ( /\bset route\b/ && /\b(interface|gateway)\b/ && $length == 5 ) {
my ( $droute, $gateway ) = ( split /\s+/ )[ 2, 4 ];
if ( $gateway =~ /$RE{net}{IPv4}/ ) { # 下一跳是ip
print
"set routing-options static route $droute next-hop $gateway\n";
my $zone = $lpm->lookup("$gateway");
$lpm->add( "$droute", "$zone" );
}
else { # 下一跳是接口
my $srx_interface_gateway = $ssg_srx_interface{$gateway};
print
"set routing-options static route $droute next-hop $srx_interface_gateway\n";
my $zone = $lpm_pairs{$gateway};
$lpm->add( "$droute", "$zone" );
}
}
}
# 设置scheduler
sub set_scheduler {
my @schedulers = split /\s+/;
switch ( $schedulers[3] ) {
case ("once") {
my $start_date = $schedulers[5];
my $start_time = $schedulers[6];
my $stop_date = $schedulers[8];
my $stop_time = $schedulers[9];
if ( $start_date =~ $RE{time}{mdy} && $stop_date =~ $RE{time}{mdy} )
{ # ssg使用美式风格时间，srx使用ISO-8601格式时间，但T分隔符需替换成.号
$start_time = "$start_time:0"; # 补足时间，否则会出现无法解析的错误
$stop_time = "$stop_time:0";
$start_date = DateTime::Format::Flexible->parse_datetime(
"$start_date $start_time");
$stop_date = DateTime::Format::Flexible->parse_datetime(
"$stop_date $stop_time");
$start_date =~ s{T}{\.};
$stop_date =~ s{T}{\.};
}
print "set schedulers scheduler $schedulers[2]
start-date $start_date stop-date $stop_date\n";
return;
}
case ("recurrent") {
my $some_day = $schedulers[4];
my $start_time = $schedulers[6];
my $stop_time = $schedulers[8];
print " set schedulers scheduler $schedulers[2] $some_day start-
time $start_time stop-time $stop_time \n ";
return;
}
}
}
# 设置地址簿
sub set_address_book {
my ( $zone, $address_book_name, $ip ) = ( split /\s+/ )[ 2, 3, 4 ];
#删除双引号
$zone =~ s{"}{}g;
$address_book_name =~ s{"}{}g;
if ( $zone ne "Global" ) {
unless ( ( $ip =~ /(?!\s+)$RE{net}{domain}/ ) ) { # 常规zone地址簿
my $netmask = ( split /\s+/ )[5];
print
"set security zones security-zone $zone address-book address $address_book_name "
. NetAddr::IP->new( $ip, $netmask ) . "\n";
# 地址簿和实际地址
push @{ $address_book{$address_book_name} },
NetAddr::IP->new( $ip, $netmask )->addr() . "/"
. NetAddr::IP->new( $ip, $netmask )->masklen();
# $address_book{$address_book_name} =
# NetAddr::IP->new( $ip, $netmask )->addr() . "/"
# . NetAddr::IP->new( $ip, $netmask )->masklen();
}
else { # 匹配域名，支持带空格的域名
print
"set security zones security-zone $zone address-book address $address_book_name dns-name $ip\n";
push @{ $address_book{$address_book_name} }, $ip;
}
}
else { # 全局地址簿
if ( exists $mip_address_pairs{$ip} ) { # 检查是否为mip地址
$ip = $mip_address_pairs{$ip};
$address_book_name = "Host_$ip";
}
unless ( ( $ip =~ /(?!\s+)$RE{net}{domain}/ ) ) { # 常规zone地址簿
my $netmask = ( split /\s+/ )[5];
$zone = $lpm->lookup("$ip");
print
"set security zones security-zone $zone address-book address $address_book_name "
. NetAddr::IP->new( $ip, $netmask ) . "\n";
# 地址簿和实际地址
push @{ $address_book{$address_book_name} },
NetAddr::IP->new( $ip, $netmask )->addr . "/"
. NetAddr::IP->new( $ip, $netmask )->masklen;
}
else { # 匹配域名，支持带空格的域名
$zone = $lpm->lookup("0.0.0.0"); # 域名统一使用默认路由对应的zone
print
"set security zones security-zone $zone address-book address $address_book_name dns-name $ip\n";
push @{ $address_book{$address_book_name} }, $ip;
}
}
}
# 设置地址集合
sub set_address_set {
my ( $zone, $address_set_name, $address_book_name ) =
( split /\s+/ )[ 3, 4, -1 ];
#删除双引号
$zone =~ s{"}{}g;
$address_set_name =~ s{"}{}g;
$address_book_name =~ s{"}{}g;
if ( $zone ne "Global" ) { # 非全局地址集合
print
"set security zones security-zone $zone address-book address-set $address_set_name address $address_book_name\n";
}
else { # 全局地址簿集
if ( $address_book_name =~ /$RE{net}{IPv4}/ ) {
my $ip = $&; # 匹配到的ip部分赋值给$ip
if ( exists $mip_address_pairs{$ip} ) { # 检查是否为mip地址
$ip = $mip_address_pairs{$ip};
$address_book_name = "Host_$ip";
}
$zone = $lpm->lookup("$ip");
}
elsif ( ( $address_book_name =~ /(?!\s+)$RE{net}{domain}/ ) ) { # 域名地址簿
$zone = $lpm->lookup("0.0.0.0"); # 域名统一使用默认路由对应的zone
}
print
"set security zones security-zone $zone address-book address-set $address_set_name address $address_book_name\n";
}
push @{ $address_book{$address_set_name} }, $address_book_name; # 地址集合
}
# 设置服务
sub set_service {
my ( $service_name, $protocol, $sport, $dport ) =
( split /\s+/ )[ 2, 4, 6, 8 ];
$service_name =~ s{\/}{-}g;
print
"set applications application $service_name term $protocol\_$dport protocol $protocol source-port $sport destination-port $dport\n";
}
# 设置服务集合
sub set_service_set {
my ( $service_group_name, $service ) = ( split /\s+/ )[ 3, -1 ];
$service =~ s{\/}{-}g;
$service_group_name =~ s{\/}{-}g;
print
"set applications application-set $service_group_name application $service\n";
}
# 设置screen
sub set_screen {
my ( $zone, $screen_name ) = ( split /\s+/ )[ 2, 4 ];
if ( $screen_name eq "tear-drop" ) {
print "set security screen ids-option $zone ip tear-drop\n";
}
elsif ( $screen_name eq "syn-flood" ) {
print "set security screen ids-option $zone tcp syn-flood\n";
}
elsif ( $screen_name eq "ping-death" ) {
print "set security screen ids-option $zone icmp ping-death\n";
}
elsif ( $screen_name eq "ip-filter-src" ) {
print "set security screen ids-option $zone ip tear-drop\n";
}
elsif ( $screen_name eq "land" ) {
print "set security screen ids-option $zone tcp land\n";
}
}
# 解析地址簿对应的ip
sub resolve_address_book_ip {
my ( $src_address_book, $dst_address_book ) = @_;
my ( @src_book, @dst_book ) = ();
# 解析源地址
foreach my $address_book_term (@$src_address_book) {
foreach ( @{ $address_book{$address_book_term} } ) { # 循环地址簿
if ( exists $address_book{$_} ) { # address-set地址簿
push @src_book, @{ $address_book{$_} };
}
else { # address-book地址簿
push @src_book, @{ $address_book{$address_book_term} };
}
}
}
# 解析目的地址
foreach my $address_book_term (@$dst_address_book) {
foreach ( @{ $address_book{$address_book_term} } ) { # 循环地址簿
if ( exists $address_book{$_} ) { # address-set地址簿
push @dst_book, @{ $address_book{$_} };
}
else { # address-book地址簿
push @dst_book, @{ $address_book{$address_book_term} };
}
}
}
# 去重，排序
@src_book = sort( uniq(@src_book) );
@dst_book = sort( uniq(@dst_book) );
return ( \@src_book, \@dst_book );
}
# 控制每条nat源和目的以及服务数量
sub nat_term_number_ctl {
my ( $nat_src_address, $nat_dst_address, $application ) = @_;
my %resualt;
my $i = -1;
for ( my $n = 0 ; $n <= ( scalar @$nat_src_address ) / 8 ; $n++ )
{ # 源地址按每8个分组
$i++; # 进入下一组时，索引+1
my $yindex = 0; # 目的数组索引
my $zindex = 0; # 端口数组索引
my $last_yindex = 0; # 前一次目的数组索引
TAG:
for (
my $x = 0 ;
( $n * 8 + $x ) < scalar @$nat_src_address && $x < 8 ;
$x++
)
{ # 源地址分组内循环
# if ( exists $address_book{ $nat_src_address->[ $n * 8 + $x ] } ) {
push @{ $resualt{source}->[$i] }, @$nat_src_address[ $n * 8 + $x ];
# push @{ $resualt{source}->[$i] },
# $address_book{ $nat_src_address->[ $n * 8 + $x ] };
# }
# else {
# push @{ $resualt{source}->[$i] },
# $nat_src_address->[ $n * 8 + $x ];
# }
}
# 循环目的地址，每次输出8个
for ( my $y = 0 ; $yindex < scalar @$nat_dst_address && $y < 8 ; $y++ )
{
# if ( exists $address_book{ $nat_dst_address->[$yindex] } ) {
push @{ $resualt{destination}->[$i] },
@$nat_dst_address[ $yindex++ ];
# push @{ $resualt{destination}->[$i] },
# $address_book{ $nat_dst_address->[ $yindex++ ] };
# }
# else {
# push @{ $resualt{destination}->[$i] },
# $nat_dst_address->[ $yindex++ ];
# }
}
# 循环目的端口，每次输出8个，然后再次输出源和目的地址
for ( my $z = 0 ; $zindex < scalar @$application && $z < 8 ; $z++ ) {
push @{ $resualt{service}->[$i] }, $application->[ $zindex++ ];
}
# 端口是否已经全部输出，如果没有再次循环，直至输出所有端口
if ( $zindex < scalar @$application ) {
$yindex = $last_yindex;
$i++;
goto TAG;
}
# 目的是否已经全部输出，如果没有再次循环，直至输出所有端口
elsif ( $yindex < scalar @$nat_dst_address ) {
$last_yindex = $yindex;
$zindex = 0;
$i++;
goto TAG;
}
}
return ( $i, %resualt );
}
# 设置静态nat
sub set_mip {
# 获取MIP绑定的接口，实部和虚部地址以及子网掩码
my ( $ssg_interface, $virtual_ip, $real_ip, $netmask ) =
( split /\s+/ )[ 2, 4, 6, -3 ];
$ssg_interface =~ s{"}{}g;
foreach my $zone ( sort keys %zones_interfaces ) {
if ( exists $zones_interfaces{$zone}->{$ssg_interface}
&& ( $netmask eq "255.255.255.255" ) ) # MIP为单个ip
{
my $tag = "host";
my $tmp_srx_interface = $ssg_srx_interface{$ssg_interface};
$tmp_srx_interface =~ s/\./_/;
print
"set security nat static rule-set $zone\_$tmp_srx_interface rule $zone\_$RULE_NUM{$zone} match destination-address $virtual_ip\n";
print
"set security nat static rule-set $zone\_$tmp_srx_interface rule $zone\_$RULE_NUM{$zone} then static-nat prefix $real_ip\n";
$RULE_NUM{$zone}++;
$mip_address_pairs{"$virtual_ip"} = $real_ip;
return $virtual_ip, $real_ip, $tag;
}
elsif ( exists $zones_interfaces{$zone}->{$ssg_interface}
&& ( $netmask ne "255.255.255.255" ) ) # MIP为子网
{
my $tag = "net";
my $tmp_srx_interface = $ssg_srx_interface{$ssg_interface};
$tmp_srx_interface =~ s/\./_/;
# 重构地址形式
$virtual_ip = NetAddr::IP->new( $virtual_ip, $netmask );
$real_ip = NetAddr::IP->new( $real_ip, $netmask );
print
"set security nat static rule-set $zone\_$tmp_srx_interface rule $zone\_$RULE_NUM{$zone} match destination-address $virtual_ip\n";
print
"set security nat static rule-set $zone\_$tmp_srx_interface rule $zone\_$RULE_NUM{$zone} then static-nat prefix $real_ip\n";
$RULE_NUM{$zone}++;
$mip_address_pairs{"$virtual_ip"} = $real_ip;
return $virtual_ip, $real_ip, $tag;
}
}
}
# 设置源nat(dip)
sub set_dip {
if ( scalar @_ == 1 ) { # 一个参数时为dip元素
my ( $dip_id, $start_dip_address, $stop_dip_address ) = ();
my $ssg_config_line = @_;
# dip配置分为常规和ext两种模式
if ( $ssg_config_line =~ /\bext\b/ ) { # ext模式
( $dip_id, $start_dip_address, $stop_dip_address ) =
( split /\s+/ )[ 8, -2, -1 ];
}
else { # 常规模式
( $dip_id, $start_dip_address, $stop_dip_address ) =
( split /\s+/ )[ 4, -2, -1 ];
}
if ( $ssg_config_line =~ /\bfix-port\b/ ) {
$dip_pool{$dip_id} =
("$start_dip_address to $stop_dip_address fix-port"); # 不进行端口转换
}
else {
$dip_pool{$dip_id} = ("$start_dip_address to $stop_dip_address");
}
}
elsif ( scalar @_ == 7 ) { # 七个参数时为dip配置
my ( $policy_id, $dip_id, $nat_src_zone, $nat_dst_zone,
$nat_src_address, $nat_dst_address, $application )
= @_;
#解析地址簿ip
( $nat_src_address, $nat_dst_address ) =
resolve_address_book_ip( $nat_src_address, $nat_dst_address );
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone from zone $nat_src_zone\n";
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone to zone $nat_dst_zone\n";
print
"set security nat source pool dip-pool-$dip_id address $dip_pool{$dip_id}\n";
# 分裂源，目的，端口
my ( $index, %sort_nat_term ) =
nat_term_number_ctl( $nat_src_address, $nat_dst_address,
$application );
# 输出nat rule
for ( my $i = 0 ; $i <= $index ; $i++ ) {
foreach ( @{ $sort_nat_term{source}->[$i] } ) {
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone rule src-$policy_id-$i match source-address $_\n";
}
foreach ( @{ $sort_nat_term{destination}->[$i] } ) {
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone rule src-$policy_id-$i match destination-address $_\n";
}
foreach ( @{ $sort_nat_term{service}->[$i] } ) {
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone rule src-$policy_id-$i match application $_\n";
}
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone rule src-$policy_id-$i then source-nat pool dip-pool-$dip_id\n";
}
}
}
# 设置目的nat(virtual ip)
sub set_vip {
}
# 设置源nat, 策略中的nat src
sub set_nat_src {
my (
$policy_id, $nat_src_zone, $nat_dst_zone,
$nat_src_address, $nat_dst_address, $application
) = @_;
#解析地址簿ip
( $nat_src_address, $nat_dst_address ) =
resolve_address_book_ip( $nat_src_address, $nat_dst_address );
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone from zone $nat_src_zone\n";
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone to zone $nat_dst_zone\n";
# 分裂源，目的，端口
my ( $index, %sort_nat_term ) =
nat_term_number_ctl( $nat_src_address, $nat_dst_address, $application );
# 输出nat rule
for ( my $i = 0 ; $i <= $index ; $i++ ) {
foreach ( @{ $sort_nat_term{source}->[$i] } ) {
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone rule src-$policy_id-$i match source-address $_\n";
}
foreach ( @{ $sort_nat_term{destination}->[$i] } ) {
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone rule src-$policy_id-$i match destination-address $_\n";
}
foreach ( @{ $sort_nat_term{service}->[$i] } ) {
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone rule src-$policy_id-$i match application $_\n";
}
print
"set security nat source rule-set $nat_src_zone-to-$nat_dst_zone rule src-$policy_id-$i then source-nat interface\n";
}
}
# 设置目的nat, 策略中的nat src
sub set_nat_dst {
my (
$policy_id, $nat_src_zone, $dst_real_ip,
$nat_src_address, $nat_dst_address, $application
) = @_;
my ( $tmp_dst_real_ip, $pool_name ) = ();
#解析地址簿ip
( $nat_src_address, $nat_dst_address ) =
resolve_address_book_ip( $nat_src_address, $nat_dst_address );
$tmp_dst_real_ip = $dst_real_ip;
$tmp_dst_real_ip =~ tr{\.}{_};
$pool_name = "dst-pool-$tmp_dst_real_ip";
print
"set security nat destination rule-set $nat_src_zone from zone $nat_src_zone\n";
print "set security nat destination pool $pool_name address $dst_real_ip\n";
# 分裂源，目的，端口
my ( $index, %sort_nat_term ) =
nat_term_number_ctl( $nat_src_address, $nat_dst_address, $application );
# 输出nat rule
for ( my $i = 0 ; $i <= $index ; $i++ ) {
foreach ( @{ $sort_nat_term{source}->[$i] } ) {
print
"set security nat destination rule-set $nat_src_zone rule dst-$policy_id-$i match source-address $_\n";
}
foreach ( @{ $sort_nat_term{destination}->[$i] } ) {
print
"set security nat destination rule-set $nat_src_zone rule dst-$policy_id-$i match destination-address $_\n";
}
foreach ( @{ $sort_nat_term{service}->[$i] } ) {
print
"set security nat destination rule-set $nat_src_zone rule dst-$policy_id-$i match application $_\n";
}
print
"set security nat destination rule-set $nat_src_zone rule dst-$policy_id-$i then destination-nat pool $pool_name\n";
}
push @{ $address_book{"host_$dst_real_ip"} }, $dst_real_ip;
return "host_$dst_real_ip";
}
# 设置策略
sub set_policy {
my ( @src_address, @dst_address, @service ) = ();
my (
$policy_id, $src_zone, $dst_zone,
$action, $log, $dip_id,
$src_nat_toggle, $dip_toggle, $vip_toogle,
$policy_toggle, $dst_nat_toggle, $src_global_toggle,
$dst_global_toggle, $dst_nat_real_address
) = ();
# 删除元素中的双引号
my @policy_context = map { $_ =~ s{"}{}g; $_ } @_;
# 获取策略元素
(
$policy_id, $src_zone, $dst_zone, $src_address[0], $dst_address[0],
$service[0]
) = ( ( split /\s+/, $policy_context[0] )[ 3, 5, 7, 8, 9, 10 ] );
# 检测是否为全局策略
$src_global_toggle = 1 if ( $src_zone eq "Global" );
$dst_global_toggle = 1 if ( $dst_zone eq "Global" );
foreach (@policy_context) {
if ( /\b([Pp]ermit|[Dd]eny)\b/ && /\blog\b/ ) { # 获取策略动作和日志开启状态
$action = ( split /\s+/ )[-2];
$log = ( split /\s+/ )[-1];
}
elsif (/\b([Pp]ermit|[Dd]eny)\b/) { # 获取策略动作
$action = ( split /\s+/ )[-1];
}
elsif (/\bset src-address\b/) { # 获取策略源地址
push @src_address, ( split /\s+/ )[-1];
next;
}
elsif (/\bset dst-address\b/) { # 获取策略目的地址
push @dst_address, ( split /\s+/ )[-1];
next;
}
elsif (/\bset service\b/) { # 获取策略服务
push @service, ( split /\s+/ )[-1];
next;
}
elsif (/\bset log (session-init|session-close)\b/) { # 获取日志选项
$log = ( split /\s+/ )[-1];
next;
}
elsif (/\bset policy id \d+ disable\b/) { # 是否禁用策略
$policy_toggle = ( split /\s+/ )[-1];
next;
}
if (/\b(?:nat src dst ip\s+)$RE{net}{IPv4}\b/) { # 同时配置接口源nat和目的nat
$src_nat_toggle = 1;
$dst_nat_toggle = 1;
$dst_nat_real_address = ( split /\s+/, $& )[-1];
}
elsif (/\b(?:nat src dip-id\s+\d+\s+dst ip\s+)$RE{net}{IPv4}\b/)
{ # 同时配置DIP和目的nat
$dip_toggle = 1;
$dst_nat_toggle = 1;
$dip_id = ( split /\s+/, $& )[3];
$dst_nat_real_address = ( split /\s+/, $& )[-1];
}
elsif (/\b(?:nat src dip-id\s+)\d+\b/) { # 只有DIP
$dip_toggle = 1;
$dip_id = ( split /\s+/, $& )[-1];
}
elsif (/\bnat src\b/) { # 接口源nat
$src_nat_toggle = 1;
}
elsif (/\bVIP\(.*\)\b/) { # 只有目的nat
$vip_toogle = 1;
}
}
# 先进行目的nat，再进行源nat
if ($dst_nat_toggle) {
@dst_address =
set_nat_dst( $policy_id, $src_zone, $dst_nat_real_address,
\@src_address, \@dst_address, \@service );
print
"set security zones security-zone $dst_zone address-book address @dst_address $dst_nat_real_address\n";
}
if ($vip_toogle) {
set_vip( $policy_id, $src_zone, \@src_address, \@dst_address );
}
set_nat_src( $policy_id, $src_zone, $dst_zone, \@src_address,
\@dst_address, \@service )
if ($src_nat_toggle);
set_dip( $policy_id, $dip_id, $src_zone, $dst_zone, \@src_address,
\@dst_address, \@service )
if ($dip_toggle);
# 输出策略
foreach (@src_address) {
print
"set security policies from-zone $src_zone to-zone $dst_zone policy $src_zone-to-$dst_zone-$policy_id match source-address $_\n";
}
foreach (@dst_address) {
print
"set security policies from-zone $src_zone to-zone $dst_zone policy $src_zone-to-$dst_zone-$policy_id match destination-address $_\n";
}
foreach (@service) {
print
"set security policies from-zone $src_zone to-zone $dst_zone policy $src_zone-to-$dst_zone-$policy_id match application $_\n";
}
print
"set security policies from-zone $src_zone to-zone $dst_zone policy $src_zone-to-$dst_zone-$policy_id then $action\n";
# 配置log
if ( ( defined $log ) && ( $log eq "(session-init|session-close)" ) ) {
print
"set security policies from-zone $src_zone to-zone $dst_zone policy $src_zone-to-$dst_zone-$policy_id then log $log\n";
}
elsif ( ( defined $log ) && ( $log eq "log" ) ) {
print
"set security policies from-zone $src_zone to-zone $dst_zone policy $src_zone-to-$dst_zone-$policy_id then log session-init\n";
}
# 禁用策略
print
"deactive security policies from-zone $src_zone to-zone $dst_zone policy $src_zone-to-$dst_zone-$policy_id\n"
if ($policy_toggle);
}
# 输入输出报错支持中文
binmode( STDOUT, ":encoding(gbk)" );
binmode( STDIN, ":encoding(gbk)" );
binmode( STDERR, ":encoding(gbk)" );
BEGIN {
#处理命令行参数
GetOptions(
"help|h" => sub { usage(0); },
"c|config:s" => \$opt_c,
"d|compare:s" => \$opt_d,
"o|output:s" => \$opt_o,
"s|service=s" => \$opt_s,
) or usage(1);
# 读取ssg和srx服务映射
if ($opt_s) {
# 读取excel内容，并删除单元格前导和末尾空格
my $services_file =
Spreadsheet::Read->new( $opt_s, strip => 3, clip => 3 )
or die "无法打开$opt_s";
my $sheet = $services_file->sheet("ssg2srx");
# 读取exel每一行数据，并创建services哈希表
foreach my $row ( $sheet->{minrow} .. $sheet->{maxrow} ) {
my @data = $sheet->cellrow($row);
$services{ $data[1] } = $data[-2];
}
}
# 打开ssg配置文件
if ( $#ARGV < -1 || $#ARGV > 1 ) {
usage(1);
}
if ($opt_c) {
if ( system("/usr/bin/dos2unix $opt_c") != 0 ) {
print "command failed!: dos2unix $opt_c:\n";
exit;
}
}
else {
if ( system("/usr/bin/dos2unix $ARGV[0]") != 0 ) {
print "command failed!: dos2unix $ARGV[0]:\n";
exit;
}
}
# 打开ssg配置文件
open my $config, '<', ( $opt_c || $ARGV[0] )
or die "can't open file:$!\n";
my $tmp_ssg_config_file = do { local $/; <$config> };
close $config;
# 如果使用-c参数，将参数传递给ARGV
if ($opt_c) {
unshift @ARGV, $opt_c;
# 去除ARGV中的重复项，防止同时使用-c和<ssg配置文件>
@ARGV = do {
my %tmp;
grep { !$tmp{$_}++ } @ARGV;
};
}
my $h2p = Lingua::Han::PinYin->new();
my $han2pinyin = $h2p->han2pinyin($tmp_ssg_config_file); # 将汉字转换成拼音
while ( my ( $key, $value ) = each %services ) { # ssg预定义服务替换成srx预定义服务
$han2pinyin =~ s{$key}{$value}gm;
}
$lpm = Net::IP::LPM->new; # 初始化最长前缀匹配
@ssg_config_file = split( /\n/, $han2pinyin );
# 第一次循环，处理接口，zone，ip，路由，nat，服务
foreach (@ssg_config_file) {
chomp;
if ( /set service/ && /(protocol|\+)/ ) { # 配置服务
set_service($_);
next;
}
elsif ( /set group service/ && /\badd\b/ ) { # 配置服务集合
set_service_set($_);
next;
}
elsif (/\bset scheduler\b/) { # 设置时间调度器
set_scheduler($_);
next;
}
elsif ( /\bset zone\b/ && /\bscreen\b/ ) { # 设置screen选项
set_screen($_);
next;
}
# 获取zone与interface的映射关系
elsif ( /\bset interface\b/ && /\bzone\b/ && !/\b(HA|Null)\b/ ) {
my $zone = set_zone_interface($_);
# 设置每个zone的MIP初始id为0
$RULE_NUM{$zone} = 0 unless ( exists $RULE_NUM{$zone} );
next;
}
# 配置接口ip
elsif (/\bset interface\b/
&& /\bip\b/
&& !/\b(dip|vip)\b/
&& /(?:$RE{net}{IPv4})/ ) # 配置常规接口
{
set_interface_ip_zone($_);
next;
}
elsif ( /\bset interface\b/ && /\bnat\b/ ) { # 配置接口模式
set_interface_mode($_);
next;
}
elsif ( /\bset interface\b/ && /\btunnel\.\d+\b/ && !/\bgre\b/ )
{ # 配置tunnel接口
set_interface_ip_zone($_);
next;
}
elsif ( /\bset interface\b/ && /\bdip\b/ ) { # 获取DIP的id和pool
set_dip($_);
next;
}
elsif ( /\bset interface\b/ && /\bvip\b/ ) { # 获取DIP的id和pool
set_dip($_);
next;
}
elsif (/\bset route\b/) { # 设置路由
set_route($_);
next;
}
}
# 第二次循环，处理MIP，地址簿
foreach (@ssg_config_file) {
if ( /\binterface\b/ && /\bmip\b/ ) { # 获取MIP的实地址和虚地址
my ( $mip, $host, $mip_type ) = set_mip($_); # 通过返回值确定host还是net
$han2pinyin =~ s{MIP\($mip\)}{$mip_type\_$host}gm; # 用MIP实地址替换虚地址
my $strip_ip = split( /\//, $host );
my $real_zone = $lpm->lookup("$strip_ip");
print
"set security zones security-zone $real_zone address-book address $mip_type\_$host $host\n";
$address_book{ $mip_type . "_" . $host } = $host;
next;
}
elsif (/\bset address\b/) { # 配置地址簿
set_address_book($_);
next;
}
elsif ( /\bset group address\b/ && /\badd\b/ ) { # 配置地址簿集
set_address_set($_);
next;
}
}
@ssg_config_file = split( /\n/, $han2pinyin ); # 替换了MIP的实地址，需要重新分割
@ssg_config_file = grep { !/(^$|^\n$|^\s+$)/ } @ssg_config_file; # 删除空行
@ssg_config_file = map { s/^\s+|\s+$//gr } @ssg_config_file; # 删除行首尾空格
}
# 第三次循环，处理策略
foreach (@ssg_config_file) {
chomp;