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https://github.com/zeek/zeek.git
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a403dbd83e
just send the flow_mod event along - there still is no feedback) and add a testcase for it. Also fix a few other small problems.
64 lines
1.7 KiB
Text
64 lines
1.7 KiB
Text
@load base/frameworks/openflow
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module OpenFlow;
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export {
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redef enum Plugin += {
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BROKER,
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};
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## Broker controller constructor.
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##
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## host: Controller ip.
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##
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## host_port: Controller listen port.
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##
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## dpid: OpenFlow switch datapath id.
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##
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## Returns: OpenFlow::Controller record
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global broker_new: function(host: addr, host_port: port, dpid: count): OpenFlow::Controller;
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redef record ControllerState += {
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## Controller ip.
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broker_host: addr &optional;
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## Controller listen port.
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broker_port: port &optional;
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## OpenFlow switch datapath id.
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broker_dpid: count &optional;
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};
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global broker_flow_mod: event(dpid: count, match: ofp_match, flow_mod: ofp_flow_mod);
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global broker_flow_clear: event(dpid: count);
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}
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function broker_describe(state: ControllerState): string
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{
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return fmt("Broker Plugin - %s:%d - DPID: %d", state$broker_host, state$broker_port, state$broker_dpid);
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}
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function broker_flow_mod_fun(state: ControllerState, match: ofp_match, flow_mod: OpenFlow::ofp_flow_mod): bool
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{
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event OpenFlow::broker_flow_mod(state$broker_dpid, match, flow_mod);
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return T;
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}
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function broker_flow_clear_fun(state: OpenFlow::ControllerState): bool
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{
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event OpenFlow::broker_flow_clear(state$broker_dpid);
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return T;
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}
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# broker controller constructor
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function broker_new(host: addr, host_port: port, dpid: count): OpenFlow::Controller
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{
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BrokerComm::enable();
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BrokerComm::auto_event("bro/event/openflow", broker_flow_mod);
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BrokerComm::auto_event("bro/event/openflow", broker_flow_clear);
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BrokerComm::connect(cat(host), host_port, 1sec);
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return [$state=[$broker_host=host, $broker_port=host_port, $broker_dpid=dpid, $_plugin=OpenFlow::BROKER],
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$flow_mod=broker_flow_mod_fun, $flow_clear=broker_flow_clear_fun, $describe=broker_describe];
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}
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