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Document the provider table contents

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Signed-off-by: Tom Eastep <teastep@shorewall.net>
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Tom Eastep 2019-01-02 15:27:38 -08:00
parent 4d278f4c20
commit a71a44346e
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1 changed files with 51 additions and 13 deletions
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64
Shorewall/Perl/Shorewall/Providers.pm
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@ -62,23 +62,61 @@ our @routemarked_interfaces;
our %provider_interfaces;
our @load_providers;
our $balancing;
our $fallback;
our $balanced_providers;
our $fallback_providers;
our $metrics;
our $first_default_route;
our $first_fallback_route;
our $maxload;
our $tproxies;
our $balancing; # True, if there are balanced providers
our $fallback; # True, if there are fallback providers
our $balanced_providers; # Count of balanced providers
our $fallback_providers; # Count of fallback providers
our $metrics; # True, if using statistical balancing
our $first_default_route; # True, until we generate the first 'via' clause for balanced providers
our $first_fallback_route; # True, until we generate the first 'via' clause for fallback providers
our $maxload; # Sum of 'load' values
our $tproxies; # Count of tproxy providers
our %providers;
our %providers; # Provider table
#
# %provider_table { <provider> => { provider => <provider name>,
# number => <provider number>,
# id => <name> or <number> depending on USE_RT_NAMES,
# rawmark => <specified mark value>,
# mark => <mark, in hex>,
# interface => <logical interface>,
# physical => <physical interface>,
# optional => {0|1},
# wildcard => <from interface>,
# gateway => <gateway>,
# gatewaycase => { 'detect', 'none', or 'specified' },
# shared => <true, if multiple providers through this interface>,
# copy => <contents of the COPY column>,
# balance => <balance count>,
# pref => <route rules preference (priority) value>,
# mtu => <mtu>,
# noautosrc => {0|1} based on [no]autosrc setting,
# track => {0|1} based on 'track' setting,
# loose => {0|1} based on 'loose' setting,
# duplicate => <contents of the DUPLICATE column>,
# address => If {shared} above, then the local IP address.
# Otherwise, the value of the 'src' option,
# mac => Mac address of gateway, if {shared} above,
# tproxy => {0|1},
# load => <load % for statistical balancing>,
# pseudo => {0|1}. 1 means this is an optional interface and not
# a real provider,
# what => 'provider' or 'interface' depending on {pseudo} above,
# hostroute => {0|1} based on [no]hostroute setting,
# rules => ( <routing rules> ),
# persistent_rules => ( <persistent routing rules> ),
# routes => ( <routes> ),
# persistent_routes => ( <persistent routes> ),
# persistent => {0|1} depending on 'persistent' setting,
# routedests => { <subnet> => 1 , ... }, (used for duplicate destination detection),
# origin => <filename and linenumber where provider/interface defined>
# }
our @providers;
our @providers; # Provider names. Only declared names are included in this array.
our $family;
our $family; # Address family
our $lastmark;
our $lastmark; # Highest assigned mark
use constant { ROUTEMARKED_SHARED => 1, ROUTEMARKED_UNSHARED => 2 };