54 lines
1.5 KiB
Ruby
54 lines
1.5 KiB
Ruby
Puppet::Functions.create_function(:synchronize_odl_ovs_flows) do
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dispatch :synchronize_odl_ovs_flows do
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param 'String', :of_controller_uri
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end
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def synchronize_odl_ovs_flows(of_controller_uri)
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flow_tables = [
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18, 19, 20, 22, 23, 24, 43, 45, 48, 50, 51, 60, 80, 81, 90, 210, 211,
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212, 213, 214, 215, 216, 217, 239, 240, 241, 242, 243, 244, 245, 246, 247
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]
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retries = 5
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i = 0
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# wait for controller to be set
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while i <= retries
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of_ctrlr = `ovs-vsctl get-controller br-int`
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if !of_ctrlr.empty?
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break
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end
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i = i + 1
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sleep(5)
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end
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if i >= 6
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raise Puppet::Error, "OF controller for OVS was never set by ODL"
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end
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# check OF pipeline, and resync if necessary
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i = 0
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while i <= retries
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of_synchronized = true
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flow_tables.each do |table|
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of_output = `ovs-ofctl -O openflow13 dump-flows br-int | grep table=#{table}`
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if of_output.empty?
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of_synchronized = false
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break
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end
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end
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# check if need to resync
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if of_synchronized == true
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return true
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else
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resync_output = `ovs-vsctl del-controller br-int && ovs-vsctl set-controller br-int #{of_controller_uri}`
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if ! ($?.exited? && $?.exitstatus == 0)
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raise Puppet::Error, "Unable to reset OpenFlow controller for bridge br-int: #{resync_output}"
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end
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end
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i = i + 1
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# wait for openflow pipeline to be pushed by ODL
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sleep(10)
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end
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return false
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end
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end
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