[ovs-discuss] Hosts can ping each other after removing flows....

Prasanna Yabaluri prasanna at yabaluri.com
Sun Aug 10 14:34:15 UTC 2014


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

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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