Annotation of embedaddon/quagga/vtysh/extract.pl.in, revision 1.1.1.1

1.1       misho       1: #! @PERL@
                      2: ##
                      3: ## @configure_input@
                      4: ##
                      5: ## Virtual terminal interface shell command extractor.
                      6: ## Copyright (C) 2000 Kunihiro Ishiguro
                      7: ## 
                      8: ## This file is part of GNU Zebra.
                      9: ## 
                     10: ## GNU Zebra is free software; you can redistribute it and/or modify it
                     11: ## under the terms of the GNU General Public License as published by the
                     12: ## Free Software Foundation; either version 2, or (at your option) any
                     13: ## later version.
                     14: ## 
                     15: ## GNU Zebra is distributed in the hope that it will be useful, but
                     16: ## WITHOUT ANY WARRANTY; without even the implied warranty of
                     17: ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
                     18: ## General Public License for more details.
                     19: ## 
                     20: ## You should have received a copy of the GNU General Public License
                     21: ## along with GNU Zebra; see the file COPYING.  If not, write to the Free
                     22: ## Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
                     23: ## 02111-1307, USA.  
                     24: ##
                     25: 
                     26: print <<EOF;
                     27: #include <zebra.h>
                     28: #include "command.h"
                     29: #include "vtysh.h"
                     30: 
                     31: EOF
                     32: 
                     33: $ignore{'"interface IFNAME"'} = "ignore";
                     34: $ignore{'"ip vrf NAME"'} = "ignore";
                     35: $ignore{'"router rip"'} = "ignore";
                     36: $ignore{'"router ripng"'} = "ignore";
                     37: $ignore{'"router ospf"'} = "ignore";
                     38: $ignore{'"router ospf <0-65535>"'} = "ignore";
                     39: $ignore{'"router ospf6"'} = "ignore";
                     40: $ignore{'"router bgp " "<1-4294967295>"'} = "ignore";
                     41: $ignore{'"router bgp " "<1-4294967295>" " view WORD"'} = "ignore";
                     42: $ignore{'"router isis WORD"'} = "ignore";
                     43: $ignore{'"router zebra"'} = "ignore";
                     44: $ignore{'"address-family ipv4"'} = "ignore";
                     45: $ignore{'"address-family ipv4 (unicast|multicast)"'} = "ignore";
                     46: $ignore{'"address-family ipv6"'} = "ignore";
                     47: $ignore{'"address-family ipv6 unicast"'} = "ignore";
                     48: $ignore{'"address-family vpnv4"'} = "ignore";
                     49: $ignore{'"address-family vpnv4 unicast"'} = "ignore";
                     50: $ignore{'"address-family ipv4 vrf NAME"'} = "ignore";
                     51: $ignore{'"exit-address-family"'} = "ignore";
                     52: $ignore{'"key chain WORD"'} = "ignore";
                     53: $ignore{'"key <0-2147483647>"'} = "ignore";
                     54: $ignore{'"route-map WORD (deny|permit) <1-65535>"'} = "ignore";
                     55: $ignore{'"show route-map"'} = "ignore";
                     56: $ignore{'"line vty"'} = "ignore";
                     57: $ignore{'"who"'} = "ignore";
                     58: $ignore{'"terminal monitor"'} = "ignore";
                     59: $ignore{'"terminal no monitor"'} = "ignore";
                     60: $ignore{'"show history"'} = "ignore";
                     61: 
                     62: foreach (@ARGV) {
                     63:     $file = $_;
                     64: 
                     65:     open (FH, "cpp -DHAVE_CONFIG_H -DVTYSH_EXTRACT_PL -DHAVE_IPV6 -I@top_builddir@ -I@srcdir@/ -I@srcdir@/.. -I@top_srcdir@/lib -I@top_srcdir@/isisd/topology @SNMP_INCLUDES@ $file |");
                     66:     local $/; undef $/;
                     67:     $line = <FH>;
                     68:     close (FH);
                     69: 
                     70:     @defun = ($line =~ /(?:DEFUN|ALIAS)\s*\((.+?)\);?\s?\s?\n/sg);
                     71:     @install = ($line =~ /install_element \(\s*[0-9A-Z_]+,\s*&[^;]*;\s*\n/sg);
                     72: 
                     73:     # DEFUN process
                     74:     foreach (@defun) {
                     75:        my (@defun_array);
                     76:        @defun_array = split (/,/);
                     77:        $defun_array[0] = '';
                     78: 
                     79: 
                     80:        # Actual input command string.
                     81:        $str = "$defun_array[2]";
                     82:        $str =~ s/^\s+//g;
                     83:        $str =~ s/\s+$//g;
                     84: 
                     85:        # Get VTY command structure.  This is needed for searching
                     86:        # install_element() command.
                     87:        $cmd = "$defun_array[1]";
                     88:        $cmd =~ s/^\s+//g;
                     89:        $cmd =~ s/\s+$//g;
                     90: 
                     91:         # $protocol is VTYSH_PROTO format for redirection of user input
                     92:        if ($file =~ /lib/) {
                     93:            if ($file =~ /keychain.c/) {
                     94:               $protocol = "VTYSH_RIPD";
                     95:            }
                     96:            if ($file =~ /routemap.c/) {
                     97:               $protocol = "VTYSH_RIPD|VTYSH_RIPNGD|VTYSH_OSPFD|VTYSH_OSPF6D|VTYSH_BGPD|VTYSH_ZEBRA";
                     98:            }
                     99:            if ($file =~ /filter.c/) {
                    100:               $protocol = "VTYSH_ALL";
                    101:            }
                    102:            if ($file =~ /plist.c/) {
                    103:              if ($defun_array[1] =~ m/ipv6/) {
                    104:                  $protocol = "VTYSH_RIPNGD|VTYSH_OSPF6D|VTYSH_BGPD|VTYSH_ZEBRA";
                    105:               } else {
                    106:                  $protocol = "VTYSH_RIPD|VTYSH_OSPFD|VTYSH_BGPD|VTYSH_ZEBRA";
                    107:               }
                    108:            }
                    109:            if ($file =~ /distribute.c/) {
                    110:               if ($defun_array[1] =~ m/ipv6/) {
                    111:                  $protocol = "VTYSH_RIPNGD";
                    112:               } else {
                    113:                  $protocol = "VTYSH_RIPD";
                    114:               }
                    115:            }
                    116:            if ($file =~ /if_rmap.c/) {
                    117:               if ($defun_array[1] =~ m/ipv6/) {
                    118:                  $protocol = "VTYSH_RIPNGD";
                    119:               } else {
                    120:                  $protocol = "VTYSH_RIPD";
                    121:               }
                    122:            }
                    123:           if ($file =~ /vty.c/) {
                    124:              $protocol = "VTYSH_ALL";
                    125:           }
                    126:         } else {
                    127:            ($protocol) = ($file =~ /^.*\/([a-z0-9]+)\/[a-zA-Z0-9_\-]+\.c$/);
                    128:            $protocol = "VTYSH_" . uc $protocol;
                    129:         }
                    130: 
                    131:        # Append _vtysh to structure then build DEFUN again
                    132:        $defun_array[1] = $cmd . "_vtysh";
                    133:        $defun_body = join (", ", @defun_array);
                    134: 
                    135:        # $cmd -> $str hash for lookup
                    136:        $cmd2str{$cmd} = $str;
                    137:        $cmd2defun{$cmd} = $defun_body;
                    138:        $cmd2proto{$cmd} = $protocol;
                    139:     }
                    140: 
                    141:     # install_element() process
                    142:     foreach (@install) {
                    143:        my (@element_array);
                    144:        @element_array = split (/,/);
                    145: 
                    146:        # Install node
                    147:        $enode = $element_array[0];
                    148:        $enode =~ s/^\s+//g;
                    149:        $enode =~ s/\s+$//g;
                    150:        ($enode) = ($enode =~ /([0-9A-Z_]+)$/);
                    151: 
                    152:        # VTY command structure.
                    153:        ($ecmd) = ($element_array[1] =~ /&([^\)]+)/);
                    154:        $ecmd =~ s/^\s+//g;
                    155:        $ecmd =~ s/\s+$//g;
                    156: 
                    157:        # Register $ecmd
                    158:        if (defined ($cmd2str{$ecmd})
                    159:            && ! defined ($ignore{$cmd2str{$ecmd}})) {
                    160:            my ($key);
                    161:            $key = $enode . "," . $cmd2str{$ecmd};
                    162:            $ocmd{$key} = $ecmd;
                    163:            $odefun{$key} = $cmd2defun{$ecmd};
                    164:            push (@{$oproto{$key}}, $cmd2proto{$ecmd});
                    165:        }
                    166:     }
                    167: }
                    168: 
                    169: # Check finaly alive $cmd;
                    170: foreach (keys %odefun) {
                    171:     my ($node, $str) = (split (/,/));
                    172:     my ($cmd) = $ocmd{$_};
                    173:     $live{$cmd} = $_;
                    174: }
                    175: 
                    176: # Output DEFSH
                    177: foreach (keys %live) {
                    178:     my ($proto);
                    179:     my ($key);
                    180:     $key = $live{$_};
                    181:     $proto = join ("|", @{$oproto{$key}});
                    182:     printf "DEFSH ($proto$odefun{$key})\n\n";
                    183: }
                    184: 
                    185: # Output install_element
                    186: print <<EOF;
                    187: void
                    188: vtysh_init_cmd ()
                    189: {
                    190: EOF
                    191: 
                    192: foreach (keys %odefun) {
                    193:     my ($node, $str) = (split (/,/));
                    194:     $cmd = $ocmd{$_};
                    195:     $cmd =~ s/_cmd/_cmd_vtysh/;
                    196:     printf "  install_element ($node, &$cmd);\n";
                    197: }
                    198: 
                    199: print <<EOF
                    200: }
                    201: EOF

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