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# Mail::SPF::Mech::IP4 |
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# SPF record "ip4" mechanism class. |
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# |
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# (C) 2005-2012 Julian Mehnle |
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# 2005 Shevek |
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# $Id: IP4.pm 57 2012-01-30 08:15:31Z julian $ |
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# |
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############################################################################## |
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package Mail::SPF::Mech::IP4; |
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=head1 NAME |
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Mail::SPF::Mech::IP4 - SPF record C mechanism class |
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=cut |
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1
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1066
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use warnings; |
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use strict; |
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1
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use base 'Mail::SPF::SenderIPAddrMech'; |
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use constant TRUE => (0 == 0); |
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use constant FALSE => not TRUE; |
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use constant name => 'ip4'; |
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use constant name_pattern => qr/${\name}/i; |
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=head1 DESCRIPTION |
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32
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An object of class B represents an SPF record mechanism |
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of type C. |
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35
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=head2 Constructors |
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The following constructors are provided: |
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=over |
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41
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=item B: returns I |
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43
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Creates a new SPF record C mechanism object. |
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45
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%options is a list of key/value pairs representing any of the following |
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options: |
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=over |
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=item B |
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52
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=item B |
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54
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See L. |
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56
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=back |
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58
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=item B: returns I; |
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throws I, I |
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Creates a new SPF record C mechanism object by parsing the string and |
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any options given. |
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=back |
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66
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=head2 Class methods |
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68
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The following class methods are provided: |
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70
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=over |
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72
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=item B |
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74
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=item B |
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76
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=item B |
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78
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See L. |
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80
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=item B: returns I |
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82
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Returns B<'ip4'>. |
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84
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=item B: returns I |
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86
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Returns a regular expression that matches a mechanism name of B<'ip4'>. |
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88
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=back |
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90
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See L for other supported class methods. |
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92
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=head2 Instance methods |
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94
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The following instance methods are provided: |
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96
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=over |
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98
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=cut |
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100
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sub parse_params { |
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my ($self) = @_; |
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102
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$self->parse_ipv4_network(TRUE); |
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return; |
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} |
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106
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=item B |
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108
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=item B |
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110
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=item B |
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112
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=cut |
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114
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sub params { |
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my ($self) = @_; |
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my $params = ':' . $self->{ip_network}->addr; |
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$params .= '/' . $self->{ip_network}->masklen |
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if $self->{ip_network}->masklen != $self->default_ipv4_prefix_length; |
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return $params; |
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} |
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122
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=item B |
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124
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See L. |
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125
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126
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=item B: returns I |
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128
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Returns the IP address network parameter of the mechanism. |
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130
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=cut |
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132
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# Make read-only accessors: |
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__PACKAGE__->make_accessor($_, TRUE) |
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foreach qw(ip_network ip_address ipv4_prefix_length); |
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135
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136
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=item B: returns I |
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138
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Returns B if the mechanism's C equals or contains the given |
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request's IP address, or B otherwise. See RFC 4408, 5.6, for details. |
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141
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=cut |
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143
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sub match { |
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my ($self, $server, $request) = @_; |
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my $ip_network_v6 = |
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$self->ip_network->version == 4 ? |
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Mail::SPF::Util->ipv4_address_to_ipv6($self->ip_network) |
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: $self->ip_network; |
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0
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return $ip_network_v6->contains($request->ip_address_v6); |
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} |
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152
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=back |
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154
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=head1 SEE ALSO |
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156
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L, L, L, L |
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L |
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160
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For availability, support, and license information, see the README file |
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included with Mail::SPF. |
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162
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163
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=head1 AUTHORS |
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164
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165
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Julian Mehnle , Shevek |
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166
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=cut |
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169
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TRUE; |