[ovs-discuss] Hosts can ping each other after removing flows....
Gurucharan Shetty
shettyg at nicira.com
Mon Aug 11 15:10:41 UTC 2014
On Sun, Aug 10, 2014 at 7:34 AM, Prasanna Yabaluri
<prasanna at yabaluri.com> wrote:
> Help needed for troubleshooting.
>
> I have vSwitch in fail_mode secure. Using floodlight controller.The two
> hosts can ping each other even after flows have been deleted ...
>
> 1. curl -X Delete flow name
>
> 2. sudo ovs-dpctl del-flows
You are deleting the flows from the kernel module (which is a cache
and will be re-populated by ovs-vswitchd). You should use
'ovs-ofctl del-flows mybridge2-rb'
>
> user1 at devtest11:~$ sudo ovs-vsctl show
> 14593c41-8295-43a7-b63f-74eb932e52c5
> Bridge "mybridge2-rb"
> Controller "tcp:10.47.52.72:6633"
> is_connected: true
> fail_mode: secure
> Port "eth2"
> Interface "eth2"
> Port "eth3"
> Interface "eth3"
> Port "mybridge2-rb"
> Interface "mybridge2-rb"
> type: internal
> ovs_version: "2.0.1"
>
> user1 at devtest11:~$ sudo curl
> http://10.47.52.72:8080/wm/core/switch/00:00:c0:4a:00:04:94:04/flow/json |
> json_pp -t dumper
> % Total % Received % Xferd Average Speed Time Time Time
> Current
> Dload Upload Total Spent Left
> Speed
> 100 1369 0 1369 0 0 60146 0 --:--:-- --:--:-- --:--:--
> 62227
> $VAR1 = {
> '00:00:c0:4a:00:04:94:04' => [
> {
> 'priority' => 0,
> 'durationSeconds' => 632,
> 'durationNanoseconds' =>
> 843000000,
> 'hardTimeout' => 0,
> 'byteCount' => 48548,
> 'actions' => [
> {
> 'lengthU' => 8,
> 'maxLength' =>
> -1,
> 'length' => 8,
> 'port' => 2,
> 'type' =>
> 'OUTPUT'
> }
> ],
> 'packetCount' => 664,
> 'idleTimeout' => 5,
> 'tableId' => 0,
> 'match' => {
>
> 'transportDestination' => 0,
>
> 'dataLayerVirtualLanPriorityCodePoint' => 0,
>
> 'networkTypeOfService' => 0,
> 'dataLayerType' =>
> '0x0000',
> 'inputPort' => 1,
>
> 'dataLayerVirtualLan' => -1,
>
> 'dataLayerDestination' => '84:34:97:18:78:e4',
> 'transportSource' =>
> 0,
> 'networkDestination'
> => '0.0.0.0',
> 'dataLayerSource' =>
> 'd4:be:d9:52:15:b0',
> 'wildcards' =>
> 3678448,
>
> 'networkSourceMaskLen' => 0,
> 'networkSource' =>
> '0.0.0.0',
>
> 'networkDestinationMaskLen' => 0,
> 'networkProtocol' =>
> 0
> },
> 'cookie' => '9007199254740992'
> },
> {
> 'cookie' => '9007199254740992',
> 'match' => {
> 'dataLayerSource' =>
> '84:34:97:18:78:e4',
> 'networkDestination'
> => '0.0.0.0',
> 'transportSource' =>
> 0,
>
> 'dataLayerDestination' => 'd4:be:d9:52:15:b0',
> 'networkProtocol' =>
> 0,
>
> 'networkDestinationMaskLen' => 0,
> 'networkSource' =>
> '0.0.0.0',
>
> 'networkSourceMaskLen' => 0,
> 'wildcards' =>
> 3678448,
>
> 'networkTypeOfService' => 0,
> 'dataLayerType' =>
> '0x0000',
>
> 'dataLayerVirtualLanPriorityCodePoint' => 0,
>
> 'transportDestination' => 0,
>
> 'dataLayerVirtualLan' => -1,
> 'inputPort' => 2
> },
> 'tableId' => 0,
> 'idleTimeout' => 5,
> 'byteCount' => 48534,
> 'packetCount' => 664,
> 'actions' => [
> {
> 'type' =>
> 'OUTPUT',
> 'port' => 1,
> 'lengthU' => 8,
> 'length' => 8,
> 'maxLength' =>
> -1
> }
> ],
> 'durationSeconds' => 632,
> 'priority' => 0,
> 'hardTimeout' => 0,
> 'durationNanoseconds' =>
> 841000000
> }
> ]
> };
>
>
>
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