is a bittorrent tracker that implements announce and scrape actions over the
UDP and the plain http protocol, aiming for minimal resource usage.
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When invoked with parameters, it binds to TCP and UDP port 6969 on all
interfaces. The recommended way to configure opentracker is by providing a
config file using the
.Xr opentracker.conf 4
for details.
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.Sh OPTIONS
The following options are available:
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.Bl -tag -width -indent=8
.It Fl f Ar config
Parse a config file with a list of options. Consecutive command options
will override options from the config file. See
.Xr opentracker.conf 4
for details.
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.It Fl i Ar ip-select
Select an ip address that will be used with the next
.Op Fl p
.Br WANT_ACCESSLIST_WHITE
options, this option sets the location of the accesslist.
.El
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.Sh EXAMPLES
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Start
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bound on UDP and TCP ports 6969 on IPv6 localhost.
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.Dl # ./opentracker -i ::1 -p 6969 -P 6969
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Start
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privileged access from the network 192.168/16 while redirecting
HTTP clients accessing the root directory, which is not covered by the
bittorrent tracker protocol, to https://my-trackersite.com/.
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.Dl # ./opentracker -i 192.168.0.4 -p 6868 -P 6969 -A 192.168/16 -r https://my-trackersite.com/
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The announce URLs are http://192.168.0.4:6868/announce and
udp://192.168.0.4:6868/announce respectively.
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.Sh FILES
.Bl -tag -width indent
.It Pa opentracker.conf
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Bittorrent tracker protocol
.Lk http://www.bittorrent.org/beps/bep_0015.html
-.Sh
.Sh AUTHOR
.An Dirk Engling
.Aq Mt erdgeist@erdgeist.org .
.Sh LICENSE
This software is released under the Beerware License:
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Permission is hereby granted, free of charge, to any person obtaining a copy of this software
and associated documentation files (the "Software"), to deal in the Software with the following
terms and conditions:
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If you meet the author(s) someday, and you think this software is worth it, you can buy them
a beer in return.
Lines starting with '#' are comments and are ignored. Options are specified as 'keyword value' pairs.
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The following options are available:
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.Bl -tag -width ".It access.proxy" -compact
.It listen.tcp_udp Ar address
Specifies an address opentracker will listen on for both TCP and UDP connections. If none are specified, opentracker listens on 0.0.0.0:6969 by default. Can be added more than once.
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.It listen.tcp Ar address
Specifies the address opentracker will listen on for TCP connections. Can be added more than once.
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.It listen.udp Ar address
Specifies the address opentracker will listen on for UDP connections. Can be added more than once.
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.It listen.udp.workers Ar threads
Specifies how many threads will be spawned to handle UDP connections. Defaults to 4.
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.It access.whitelist Ar path/to/whitelist
Specifies the path to the whitelist file containing all torrent hashes that opentracker will serve. Use this option if opentracker runs in a non-open mode.
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.It access.blacklist Ar path/to/blacklist
Specifies the path to the blacklist file containing all torrent hashes that opentracker will not serve. Use this option if opentracker was compiled to allow blacklisting.
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.It access.fifo_add Ar path/to/adder.fifo
Specifies the path to the FIFO (named pipe) used for dynamic changesets to accesslists. Info hashes written to this FIFO will be added to the main accesslist file.
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.It access.fifo_delete Ar path/to/deleter.fifo
Specifies the path to the FIFO (named pipe) used for dynamic changesets to accesslists. Info hashes written to this FIFO will be removed from the main accesslist file.
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.It access.stats Ar ip_address_or_network
Specifies the IP address or network in CIDR notation allowed to fetch stats from opentracker.
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.It access.stats_path Ar path
Specifies the path to the stats location. You can configure opentracker to appear anywhere on your tracker. Defaults to /stats.
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.It access.proxy Ar ip_address_or_network
Specifies the IP address or network of the reverse proxies. Opentracker will take the X-Forwarded-For address instead of the source IP address. Can be added more than once.
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.It livesync.cluster.listen Ar ip_address:port
Specifies the IP address and port opentracker will listen on for incoming live sync packets to keep a cluster of opentrackers synchronized.
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.It livesync.cluster.node_ip Ar ip_address
Specifies one trusted IP address for sync between trackers running in a cluster. Can be added more than once.
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.It batchsync.cluster.admin_ip Ar ip_address
Specifies the admin IP address for old-style (HTTP-based) asynchronous tracker syncing.
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.It tracker.rootdir Ar path
Specifies the directory opentracker will chroot/chdir to. All black/white list files must be located in this directory.
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.It tracker.user Ar username
Specifies the user opentracker will setuid to after binding to potentially privileged ports.
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.It tracker.redirect_url Ar URL
Specifies the URL opentracker will redirect to in response to a "GET / HTTP" request.
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.Sh EXAMPLES
To specify the address opentracker will listen on for both TCP and UDP connections:
.Dl listen.tcp_udp 0.0.0.0:6969
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To specify the address opentracker will listen on for UDP connections:
.Dl listen.udp 0.0.0.0:6969
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.Sh SEE ALSO
.Xr opentracker 1
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.Sh AUTHOR
.An Dirk Engling
.Aq Mt erdgeist@erdgeist.org
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