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Plack-Middleware-Debug-Redis-0.03
River stage one • 1 direct dependent • 1 total dependent
++
/ Plack::Middleware::Debug::Redis

NAME

Plack::Middleware::Debug::Redis - Extend Plack::Middleware::Debug with Redis panels

VERSION

version 0.03

SYNOPSIS

    # inside your psgi app
    use Plack::Builder;

    my $app = sub {[
        200,
        [ 'Content-Type' => 'text/html' ],
        [ '<html><body>OK</body></html>' ]
    ]};
    my $redis_host = 'redi.example.com:6379';

    builder {
        mount '/' => builder {
            enable 'Debug',
                panels => [
                    [ 'Redis::Info', instance => $redis_host ],
                    [ 'Redis::Keys', instance => $redis_host, db => 3 ],
                ];
            $app;
        };
    };

DESCRIPTION

This distribution extends Plack::Middleware::Debug with some Redis panels. At the moment, the following panels available:

PANELS

Redis::Info

Diplay panel with generic Redis server information which is available by the command INFO. See Plack::Middleware::Debug::Redis::Info for additional information.

Redis::Keys

Diplay panel with keys Redis server information. See Plack::Middleware::Debug::Redis::Keys for additional information.

METHODS

redis_connect

Checks passed parameters and connects to redis server instance. Returns redis handle or croaks.

redis

Redis handle to operate with.

OPTIONS

All options should be passed as a hash reference. The following options are available to tune it for your needs.

instance

A string consist of a hostname (or an IP address) and port number (delimited with a colon) or unix socket path of the redis-server instance to connect to. Not required. Default value is 127.0.0.1:6379. Some usage examples

    # tcp/ip redis-servers
    instance => '';                          # treats as '127.0.0.1:6379'
    instance => 'TCP:example.com:11230';     # ..as 'example.com:11230'
    instance => 'tcp:redis.example.org';     # ..as 'redis.example.org:6379'
    instance => 'redis-db.example.com';      # ..as 'redis-db.example.com:6379'
    instance => 'tcp:127.0.0.1';             # ..as '127.0.0.1:6379'
    instance => 'tcp:10.90.90.90:5000';      # ..as '10.90.90.90:5000'
    instance => '192.168.100.230';           # ..as '192.168.100.230:6379'
    instance => 'bogus:0'                    # ..as 'bogus:6379' (allowed > 0 and < 65536)
    instance => 'Inet:172.16.5.4:65000';     # ..as '172.16.5.4:65000'
    instance => 'bar:-100';                  # ..as 'bar:6379' (allowed > 0 and < 65536)
    instance => 'baz:70000';                 # ..as 'baz:6379' (allowed > 0 and < 65536) and so on..

    # unix sockets might be passed like this
    instance => 'Unix:/var/foo/Redis.sock';  # this socket path '/var/foo/Redis.sock'
    instance => '/bar/tmp/redis/sock';       # ..as '/bar/tmp/redis/sock',
    instance => 'unix:/var/foo/redis.sock';  # ..as '/var/foo/redis.sock',

password

Password string for redis-server's AUTH command to processing any other commands. Optional. Check the redis-server manual for directive requirepass if you would to use redis internal authentication.

db

A redis-server database number to use. Not obligatory option. If this one omitted then value 0 will be assigned.

reconnect

A time (in seconds) to re-establish connection to the redis-server before an exception will be raised. Not required. Default value is 10 sec.

every

Interval (in milliseconds) after which will be an attempt to re-establish lost connection to the redis-server. Not required. Default value is 100 ms.

debug

Enables debug information to STDERR, including all interactions with the redis-server. Not required. Default value is 0 (disabled).

BUGS

Please report any bugs or feature requests through the web interface at https://github.com/Wu-Wu/Plack-Middleware-Debug-Redis/issues

SEE ALSO

Plack::Middleware::Debug::Redis::Info

Plack::Middleware::Debug::Redis::Keys

Plack::Middleware::Debug

Redis

AUTHOR

Anton Gerasimov <chim@cpan.org>

COPYRIGHT AND LICENSE

This software is copyright (c) 2013 by Anton Gerasimov.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.