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|
#! /usr/bin/perl
##
## Virtual terminal interface shell command extractor.
## Copyright (C) 2000 Kunihiro Ishiguro
##
## This file is part of GNU Zebra.
##
## GNU Zebra is free software; you can redistribute it and/or modify it
## under the terms of the GNU General Public License as published by the
## Free Software Foundation; either version 2, or (at your option) any
## later version.
##
## GNU Zebra is distributed in the hope that it will be useful, but
## WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
## General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with GNU Zebra; see the file COPYING. If not, write to the Free
## Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
## 02111-1307, USA.
##
print <<EOF;
#include <zebra.h>
#include "command.h"
#include "vtysh.h"
EOF
$ignore{'"interface IFNAME"'} = "ignore";
$ignore{'"ip vrf NAME"'} = "ignore";
$ignore{'"router rip"'} = "ignore";
$ignore{'"router ripng"'} = "ignore";
$ignore{'"router ospf"'} = "ignore";
$ignore{'"router ospf <0-65535>"'} = "ignore";
$ignore{'"router ospf6"'} = "ignore";
$ignore{'"router bgp <1-65535>"'} = "ignore";
$ignore{'"router bgp <1-65535> view WORD"'} = "ignore";
$ignore{'"address-family ipv4"'} = "ignore";
$ignore{'"address-family ipv4 (unicast|multicast)"'} = "ignore";
$ignore{'"address-family ipv6"'} = "ignore";
$ignore{'"address-family ipv6 unicast"'} = "ignore";
$ignore{'"address-family vpnv4"'} = "ignore";
$ignore{'"address-family vpnv4 unicast"'} = "ignore";
$ignore{'"address-family ipv4 vrf NAME"'} = "ignore";
$ignore{'"exit-address-family"'} = "ignore";
$ignore{'"key chain WORD"'} = "ignore";
$ignore{'"key <0-2147483647>"'} = "ignore";
$ignore{'"route-map WORD (deny|permit) <1-65535>"'} = "ignore";
$ignore{'"show route-map"'} = "ignore";
foreach (@ARGV) {
$file = $_;
open (FH, "cpp -DHAVE_CONFIG_H -DVTYSH_EXTRACT_PL -DHAVE_IPV6 -I. -I.. -I../lib $file |");
local $/; undef $/;
$line = <FH>;
close (FH);
@defun = ($line =~ /(?:DEFUN|ALIAS)\s*\((.+?)\);?\s?\s?\n/sg);
@install = ($line =~ /install_element \(\s*[0-9A-Z_]+,\s*&[^;]*;\s*\n/sg);
# DEFUN process
foreach (@defun) {
my (@defun_array);
@defun_array = split (/,/);
$defun_array[0] = '';
# Actual input command string.
$str = "$defun_array[2]";
$str =~ s/^\s+//g;
$str =~ s/\s+$//g;
# Get VTY command structure. This is needed for searching
# install_element() command.
$cmd = "$defun_array[1]";
$cmd =~ s/^\s+//g;
$cmd =~ s/\s+$//g;
# $protocol is VTYSH_PROTO format for redirection of user input
if ($file =~ /lib/) {
if ($file =~ /keychain.c/) {
$protocol = "VTYSH_RIPD";
}
if ($file =~ /routemap.c/) {
$protocol = "VTYSH_RIPD|VTYSH_RIPNGD|VTYSH_OSPFD|VTYSH_OSPF6D|VTYSH_BGPD";
}
if ($file =~ /filter.c/) {
if ($defun_array[1] =~ m/ipv6/) {
$protocol = "VTYSH_RIPNGD|VTYSH_OSPF6D|VTYSH_BGPD";
} else {
$protocol = "VTYSH_RIPD|VTYSH_OSPFD|VTYSH_BGPD";
}
}
if ($file =~ /plist.c/) {
if ($defun_array[1] =~ m/ipv6/) {
$protocol = "VTYSH_RIPNGD|VTYSH_OSPF6D|VTYSH_BGPD";
} else {
$protocol = "VTYSH_RIPD|VTYSH_OSPFD|VTYSH_BGPD";
}
}
if ($file =~ /distribute.c/) {
if ($defun_array[1] =~ m/ipv6/) {
$protocol = "VTYSH_RIPNGD";
} else {
$protocol = "VTYSH_RIPD";
}
}
if ($file =~ /if_rmap.c/) {
$protocol = "VTYSH_RIPNGD";
}
} else {
($protocol) = ($file =~ /\/([a-z0-9]+)/);
$protocol = "VTYSH_" . uc $protocol;
}
# Append _vtysh to structure then build DEFUN again
$defun_array[1] = $cmd . "_vtysh";
$defun_body = join (", ", @defun_array);
# $cmd -> $str hash for lookup
$cmd2str{$cmd} = $str;
$cmd2defun{$cmd} = $defun_body;
$cmd2proto{$cmd} = $protocol;
}
# install_element() process
foreach (@install) {
my (@element_array);
@element_array = split (/,/);
# Install node
$enode = $element_array[0];
$enode =~ s/^\s+//g;
$enode =~ s/\s+$//g;
($enode) = ($enode =~ /([0-9A-Z_]+)$/);
# VTY command structure.
($ecmd) = ($element_array[1] =~ /&([^\)]+)/);
$ecmd =~ s/^\s+//g;
$ecmd =~ s/\s+$//g;
# Register $ecmd
if (defined ($cmd2str{$ecmd})
&& ! defined ($ignore{$cmd2str{$ecmd}})) {
my ($key);
$key = $enode . "," . $cmd2str{$ecmd};
$ocmd{$key} = $ecmd;
$odefun{$key} = $cmd2defun{$ecmd};
push (@{$oproto{$key}}, $cmd2proto{$ecmd});
}
}
}
# Check finaly alive $cmd;
foreach (keys %odefun) {
my ($node, $str) = (split (/,/));
my ($cmd) = $ocmd{$_};
$live{$cmd} = $_;
}
# Output DEFSH
foreach (keys %live) {
my ($proto);
my ($key);
$key = $live{$_};
$proto = join ("|", @{$oproto{$key}});
printf "DEFSH ($proto$odefun{$key})\n\n";
}
# Output install_element
print <<EOF;
void
vtysh_init_cmd ()
{
EOF
foreach (keys %odefun) {
my ($node, $str) = (split (/,/));
$cmd = $ocmd{$_};
$cmd =~ s/_cmd/_cmd_vtysh/;
printf " install_element ($node, &$cmd);\n";
}
print <<EOF
}
EOF
|
