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The Supervisor generates this event every time it receives a status update from the stem, meaning a node got created or re-created. A corresponding SupervisorControl::node_status event relays the same information for users interacting with the Supervisor over Broker.
47 lines
1.2 KiB
Text
47 lines
1.2 KiB
Text
# This test verifies that the Supervisor triggers Supervisor::node_status
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# events when the stem (re)creates nodes.
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#
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# @TEST-EXEC: btest-bg-run zeek zeek -j -b %INPUT
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# @TEST-EXEC: btest-bg-wait 30
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# @TEST-EXEC: btest-diff zeek/.stdout
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# So the supervised node doesn't terminate right away.
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redef exit_only_after_terminate=T;
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global status_count = 0;
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global check_interval = 0.1sec;
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event Supervisor::node_status(node: string, pid: count)
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{
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# We handle this once for the initial node creation, once for the
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# restart, then quit.
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if ( ++status_count == 2)
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terminate();
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print "got node_status event", node;
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# The status update has a PID for the new node, so checking node status
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# now should report a matching PID. This will output only in case the
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# PIDs do not match, failing the test.
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local s = Supervisor::status(node);
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local ns = s$nodes["grault"];
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if ( ! ns$pid )
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print "pid unavailable via Supervisor::status()", pid;
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else if ( ns$pid != pid )
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print "pid mismatch", ns$pid, pid;
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Supervisor::restart("grault");
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}
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event zeek_init()
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{
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if ( Supervisor::is_supervisor() )
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{
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local sn = Supervisor::NodeConfig($name="grault");
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local res = Supervisor::create(sn);
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if ( res != "" )
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print "failed to create node", res;
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}
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}
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