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1 | #! /usr/bin/perl | |
2 | ## | |
3 | ## Virtual terminal interface shell command extractor. | |
4 | ## Copyright (C) 2000 Kunihiro Ishiguro | |
5 | ## | |
6 | ## This file is part of GNU Zebra. | |
7 | ## | |
8 | ## GNU Zebra is free software; you can redistribute it and/or modify it | |
9 | ## under the terms of the GNU General Public License as published by the | |
10 | ## Free Software Foundation; either version 2, or (at your option) any | |
11 | ## later version. | |
12 | ## | |
13 | ## GNU Zebra is distributed in the hope that it will be useful, but | |
14 | ## WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | ## General Public License for more details. | |
17 | ## | |
18 | ## You should have received a copy of the GNU General Public License | |
19 | ## along with GNU Zebra; see the file COPYING. If not, write to the Free | |
20 | ## Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
21 | ## 02111-1307, USA. | |
22 | ## | |
23 | ||
24 | print <<EOF; | |
25 | #include <zebra.h> | |
26 | #include "command.h" | |
27 | #include "vtysh.h" | |
28 | ||
29 | EOF | |
30 | ||
31 | $ignore{'"interface IFNAME"'} = "ignore"; | |
32 | $ignore{'"ip vrf NAME"'} = "ignore"; | |
33 | $ignore{'"router rip"'} = "ignore"; | |
34 | $ignore{'"router ripng"'} = "ignore"; | |
35 | $ignore{'"router ospf"'} = "ignore"; | |
36 | $ignore{'"router ospf <0-65535>"'} = "ignore"; | |
37 | $ignore{'"router ospf6"'} = "ignore"; | |
38 | $ignore{'"router bgp <1-65535>"'} = "ignore"; | |
39 | $ignore{'"router bgp <1-65535> view WORD"'} = "ignore"; | |
40 | $ignore{'"address-family ipv4"'} = "ignore"; | |
41 | $ignore{'"address-family ipv4 (unicast|multicast)"'} = "ignore"; | |
42 | $ignore{'"address-family ipv6"'} = "ignore"; | |
43 | $ignore{'"address-family ipv6 unicast"'} = "ignore"; | |
44 | $ignore{'"address-family vpnv4"'} = "ignore"; | |
45 | $ignore{'"address-family vpnv4 unicast"'} = "ignore"; | |
46 | $ignore{'"address-family ipv4 vrf NAME"'} = "ignore"; | |
47 | $ignore{'"exit-address-family"'} = "ignore"; | |
48 | $ignore{'"key chain WORD"'} = "ignore"; | |
49 | $ignore{'"key <0-2147483647>"'} = "ignore"; | |
50 | $ignore{'"route-map WORD (deny|permit) <1-65535>"'} = "ignore"; | |
51 | $ignore{'"show route-map"'} = "ignore"; | |
52 | ||
53 | foreach (@ARGV) { | |
54 | $file = $_; | |
55 | ||
56 | open (FH, "cpp -DHAVE_CONFIG_H -DVTYSH_EXTRACT_PL -DHAVE_IPV6 -I. -I.. -I../lib $file |"); | |
57 | local $/; undef $/; | |
58 | $line = <FH>; | |
59 | close (FH); | |
60 | ||
61 | @defun = ($line =~ /(?:DEFUN|ALIAS)\s*\((.+?)\);?\s?\s?\n/sg); | |
62 | @install = ($line =~ /install_element \(\s*[0-9A-Z_]+,\s*&[^;]*;\s*\n/sg); | |
63 | ||
64 | # DEFUN process | |
65 | foreach (@defun) { | |
66 | my (@defun_array); | |
67 | @defun_array = split (/,/); | |
68 | $defun_array[0] = ''; | |
69 | ||
70 | ||
71 | # Actual input command string. | |
72 | $str = "$defun_array[2]"; | |
73 | $str =~ s/^\s+//g; | |
74 | $str =~ s/\s+$//g; | |
75 | ||
76 | # Get VTY command structure. This is needed for searching | |
77 | # install_element() command. | |
78 | $cmd = "$defun_array[1]"; | |
79 | $cmd =~ s/^\s+//g; | |
80 | $cmd =~ s/\s+$//g; | |
81 | ||
82 | # $protocol is VTYSH_PROTO format for redirection of user input | |
83 | if ($file =~ /lib/) { | |
84 | if ($file =~ /keychain.c/) { | |
85 | $protocol = "VTYSH_RIPD"; | |
86 | } | |
87 | if ($file =~ /routemap.c/) { | |
88 | $protocol = "VTYSH_RIPD|VTYSH_OSPFD|VTYSH_BGPD"; | |
89 | } | |
90 | if ($file =~ /filter.c/) { | |
91 | if ($defun_array[1] =~ m/ipv6/) { | |
92 | $protocol = "VTYSH_RIPNGD|VTYSH_OSPF6D|VTYSH_BGPD"; | |
93 | } else { | |
94 | $protocol = "VTYSH_RIPD|VTYSH_OSPFD|VTYSH_BGPD"; | |
95 | } | |
96 | } | |
97 | if ($file =~ /plist.c/) { | |
98 | if ($defun_array[1] =~ m/ipv6/) { | |
99 | $protocol = "VTYSH_RIPNGD|VTYSH_BGPD"; | |
100 | } else { | |
101 | $protocol = "VTYSH_RIPD|VTYSH_BGPD"; | |
102 | } | |
103 | } | |
104 | } else { | |
105 | ($protocol) = ($file =~ /\/([a-z0-9]+)/); | |
106 | $protocol = "VTYSH_" . uc $protocol; | |
107 | } | |
108 | ||
109 | # Append _vtysh to structure then build DEFUN again | |
110 | $defun_array[1] = $cmd . "_vtysh"; | |
111 | $defun_body = join (", ", @defun_array); | |
112 | ||
113 | # $cmd -> $str hash for lookup | |
114 | $cmd2str{$cmd} = $str; | |
115 | $cmd2defun{$cmd} = $defun_body; | |
116 | $cmd2proto{$cmd} = $protocol; | |
117 | } | |
118 | ||
119 | # install_element() process | |
120 | foreach (@install) { | |
121 | my (@element_array); | |
122 | @element_array = split (/,/); | |
123 | ||
124 | # Install node | |
125 | $enode = $element_array[0]; | |
126 | $enode =~ s/^\s+//g; | |
127 | $enode =~ s/\s+$//g; | |
128 | ($enode) = ($enode =~ /([0-9A-Z_]+)$/); | |
129 | ||
130 | # VTY command structure. | |
131 | ($ecmd) = ($element_array[1] =~ /&([^\)]+)/); | |
132 | $ecmd =~ s/^\s+//g; | |
133 | $ecmd =~ s/\s+$//g; | |
134 | ||
135 | # Register $ecmd | |
136 | if (defined ($cmd2str{$ecmd}) | |
137 | && ! defined ($ignore{$cmd2str{$ecmd}})) { | |
138 | my ($key); | |
139 | $key = $enode . "," . $cmd2str{$ecmd}; | |
140 | $ocmd{$key} = $ecmd; | |
141 | $odefun{$key} = $cmd2defun{$ecmd}; | |
142 | push (@{$oproto{$key}}, $cmd2proto{$ecmd}); | |
143 | } | |
144 | } | |
145 | } | |
146 | ||
147 | # Check finaly alive $cmd; | |
148 | foreach (keys %odefun) { | |
149 | my ($node, $str) = (split (/,/)); | |
150 | my ($cmd) = $ocmd{$_}; | |
151 | $live{$cmd} = $_; | |
152 | } | |
153 | ||
154 | # Output DEFSH | |
155 | foreach (keys %live) { | |
156 | my ($proto); | |
157 | my ($key); | |
158 | $key = $live{$_}; | |
159 | $proto = join ("|", @{$oproto{$key}}); | |
160 | printf "DEFSH ($proto$odefun{$key})\n\n"; | |
161 | } | |
162 | ||
163 | # Output install_element | |
164 | print <<EOF; | |
165 | void | |
166 | vtysh_init_cmd () | |
167 | { | |
168 | EOF | |
169 | ||
170 | foreach (keys %odefun) { | |
171 | my ($node, $str) = (split (/,/)); | |
172 | $cmd = $ocmd{$_}; | |
173 | $cmd =~ s/_cmd/_cmd_vtysh/; | |
174 | printf " install_element ($node, &$cmd);\n"; | |
175 | } | |
176 | ||
177 | print <<EOF | |
178 | } | |
179 | EOF |