/
alert_spec.rb
161 lines (128 loc) · 4.2 KB
/
alert_spec.rb
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# Copyright (c) 2009-2012 VMware, Inc.
require File.dirname(__FILE__) + '/../spec_helper'
describe Bosh::Agent::Alert do
before(:each) do
state_file = Tempfile.new("state")
state_file.close
@logger = Logger.new(StringIO.new)
@nats = mock()
@agent_id = "zb-agent"
@state = Bosh::Agent::State.new(state_file.path)
@state.write({ "job" => "zb" })
Bosh::Agent::Config.logger = @logger
Bosh::Agent::Config.nats = @nats
Bosh::Agent::Config.agent_id = @agent_id
Bosh::Agent::Config.state = @state
end
def make_alert(attrs = { })
default_attrs = {
:id => "id",
:service => "service",
:event => "event",
:action => "action",
:date => "date",
:description => "description"
}
Bosh::Agent::Alert.new(default_attrs.merge(attrs))
end
it "has a utc unix timestamp" do
t = Time.now.utc.to_i
date = Time.at(t).rfc822
alert = make_alert(:date => date)
alert.timestamp.should == t
end
it "has well-formed title that includes IPs" do
state = {
"job" => "foo",
"networks" => {
"a" => { "ip" => "10.0.0.1" },
"b" => { "ip" => "192.168.1.30" }
}
}
@state.write(state)
alert = make_alert
alert.title.should == "service (10.0.0.1, 192.168.1.30) - event - action"
end
it "can lookup severity by monit event names" do
alert = make_alert(:event => "does not exist")
alert.calculate_severity.should == 1
alert = make_alert(:event => "pid changed")
alert.calculate_severity.should == 4
alert = make_alert(:event => "size failed")
alert.calculate_severity.should == 3
end
it "uses default severity for unknown event names" do
alert = make_alert(:event => "something bad")
alert.calculate_severity.should == 2
alert = make_alert(:event => "something really good")
alert.calculate_severity.should == 2
end
it "converts data for sending it via mbus" do
attrs = {
:id => "1304319946.0",
:service => "nats",
:event => "does not exist",
:action => "restart",
:date => "Sun, 22 May 2011 20:07:41 +0500",
:description => "process is not running"
}
alert = make_alert(attrs)
alert.converted_alert_data.should == {
"id" => "1304319946.0",
"severity" => 1,
"title" => "nats - does not exist - restart",
"summary" => "process is not running",
"created_at" => 1306076861
}
end
it "registers an alert by sending it via mbus 3 times (respecting a one second interval)" do
alert = make_alert
EM.should_receive(:add_timer).with(0).and_yield
EM.should_receive(:add_timer).with(1).and_yield
EM.should_receive(:add_timer).with(2).and_yield
alert.should_receive(:send_via_mbus).exactly(3).times
alert.register
end
it "doesn't register alerts with severity >= 5 or <= 0" do
alert = make_alert
3.times do |i|
alert.stub!(:severity).and_return(5 + i)
EM.should_not_receive(:add_timer)
alert.should_not_receive(:send_via_mbus)
alert.register
end
alert.stub!(:severity).and_return(-1)
end
it "sends JSON payload over NATS" do
attrs = {
:id => "1304319946.0",
:service => "nats",
:event => "execution failed",
:action => "restart",
:date => "Sun, 22 May 2011 20:07:41 +0500",
:description => "process is not running"
}
alert = make_alert(attrs)
payload = {
"id" => "1304319946.0",
"severity" => 1,
"title" => "nats - execution failed - restart",
"summary" => "process is not running",
"created_at" => 1306076861
}
@nats.should_receive(:publish).with("hm.agent.alert.zb-agent", Yajl::Encoder.encode(payload))
alert.send_via_mbus
end
it "doesn't send alert when there is no job" do
alert = make_alert
@state.write({ "job" => nil })
@nats.should_not_receive(:publish)
alert.send_via_mbus
end
it "doesn't send alert when there is no state" do
Bosh::Agent::Config.state = nil
alert = make_alert
@nats.should_not_receive(:publish)
alert.send_via_mbus
end
end