Heka Filter afd example
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Heka Filter AFD example
Heka's LUA SandBox has bilt-in Circular Buffer Library ehich can be used for data aggregation.
Loopback error
[heartbeat_filter_lua] type = "SandboxFilter" filename = "/usr/share/lma_collector/filters/afd_test2.lua" message_matcher = "TRUE" ticker_interval = 1 [heartbeat_filter_lua.config] critical_delta = 1
2016/02/03 18:39:40 Plugin 'aggregator_tcpoutput' error: writing to 192.168.0.7:5565: write tcp 192.168.0.7:5565: broken pipe 2016/02/03 18:39:41 Plugin 'aggregator_tcpoutput' error: writing to 192.168.0.7:5565: write tcp 192.168.0.7:5565: broken pipe 2016/02/03 18:39:41 Plugin 'heartbeat_filter_lua' error: attempted to Inject a message to itself 2016/02/03 18:39:41 Plugin 'heartbeat_filter_lua' error: attempted to Inject a message to itself 2016/02/03 18:39:41 Plugin 'heartbeat_filter_lua' error: Terminated. Reason: timer_event() /usr/share/lma_collector/filters/afd_test2.lua:57: inject_payload() creates a circular reference (matches this plugin's message_matcher) 2016/02/03 18:39:41 Plugin 'heartbeat_filter_lua': stopped 2016/02/03 18:39:41 Plugin 'heartbeat_filter_lua': has stopped, exiting plugin without shutting down.