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contiv / netplugin

Container networking for various use cases
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Getting error while creating pods using the network created by Contiv #1166

Open arnabnandy1706 opened 5 years ago

arnabnandy1706 commented 5 years ago

Hello,

I am creating a alpine pod after creating the network using below the command.

COMMAND: netctl net create --subnet=172.1.16.0/24 --gateway=172.1.16.1 contiv-net

ERROR (kubectl describe pods ): Warning FailedCreatePodSandBox 3s (x4 over 6s) kubelet, k8s-minion-2.ucsbang6.com (combined from similar events): Failed create pod sandbox: rpc error: code = Unknown desc = failed to set up sandbox container "04b8c9eb8da462148289b7aec1b05003b312119c872b7b50c73ca773107c1200" network for pod "contiv-blue-c1": NetworkPlugin cni failed to set up pod "contiv-blue-c1_default" network: Contiv:Error creating EP; Err: Flow {"Priority":100,"InputPort":0,"MacDa":null,"MacDaMask":null,"MacSa":null,"MacSaMask":null,"Ethertype":2048,"VlanId":0,"ArpOper":0,"IpSa":null,"IpSaMask":null,"IpDa":"132.1.1.5","IpDaMask":null,"Ipv6Sa":null,"Ipv6SaMask":null,"Ipv6Da":null,"Ipv6DaMask":null,"IpProto":0,"IpDscp":0,"TcpSrcPort":0,"TcpDstPort":0,"UdpSrcPort":0,"UdpDstPort":0,"Metadata":4294967296,"MetadataMask":1095216660480,"TunnelId":0,"TcpFlags":null,"TcpFlagsMask":null} already exists

Please help !

Thanks in Advance ! Arnab

arnabnandy1706 commented 5 years ago

Also unable to create pods using below the network configuration.

{ "Config": { "key": "default:contiv-net", "encap": "vxlan", "gateway": "172.1.16.1", "networkName": "contiv-net", "nwType": "data", "subnet": "172.1.16.0/24", "tenantName": "default", "link-sets": {}, "links": { "Tenant": { "type": "tenant", "key": "default" } } }, "Oper": { "allocatedAddressesCount": 1, "allocatedIPAddresses": "172.1.16.1-172.1.16.2", "availableIPAddresses": "172.1.16.3-172.1.16.254", "endpoints": [ { "containerName": "contiv-blue-c1", "endpointID": "e06abf64b57e419acd628301f175a294c133ca6b9d9894302bebd9c4f6bbf9b8", "homingHost": "k8s-minion-2", "ipAddress": [ "172.1.16.2", "" ], "labels": "map[]", "macAddress": "02:02:ac:01:10:02", "network": "contiv-net.default" } ], "externalPktTag": 2, "networkTag": "contiv-net.default", "numEndpoints": 1, "pktTag": 2 } }

ERROR: Warning FailedCreatePodSandBox 2s kubelet, k8s-minion-2.ucsbang6.com Failed create pod sandbox: rpc error: code = Unknown desc = failed to set up sandbox container "1ca44cf517e87cd12bef465c9d03c42e1bbad10e466b1a750e0ae0104ac9f3bc" network for pod "contiv-blue-c4": NetworkPlugin cni failed to set up pod "contiv-blue-c4_default" network: Contiv:Post http://localhost/ContivCNI.AddPod: dial unix /run/contiv/contiv-cni.sock: connect: connection refused

liucimin commented 5 years ago

Also unable to create pods using below the network configuration.

{ "Config": { "key": "default:contiv-net", "encap": "vxlan", "gateway": "172.1.16.1", "networkName": "contiv-net", "nwType": "data", "subnet": "172.1.16.0/24", "tenantName": "default", "link-sets": {}, "links": { "Tenant": { "type": "tenant", "key": "default" } } }, "Oper": { "allocatedAddressesCount": 1, "allocatedIPAddresses": "172.1.16.1-172.1.16.2", "availableIPAddresses": "172.1.16.3-172.1.16.254", "endpoints": [ { "containerName": "contiv-blue-c1", "endpointID": "e06abf64b57e419acd628301f175a294c133ca6b9d9894302bebd9c4f6bbf9b8", "homingHost": "k8s-minion-2", "ipAddress": [ "172.1.16.2", "" ], "labels": "map[]", "macAddress": "02:02:ac:01:10:02", "network": "contiv-net.default" } ], "externalPktTag": 2, "networkTag": "contiv-net.default", "numEndpoints": 1, "pktTag": 2 } }

ERROR: Warning FailedCreatePodSandBox 2s kubelet, k8s-minion-2.ucsbang6.com Failed create pod sandbox: rpc error: code = Unknown desc = failed to set up sandbox container "1ca44cf517e87cd12bef465c9d03c42e1bbad10e466b1a750e0ae0104ac9f3bc" network for pod "contiv-blue-c4": NetworkPlugin cni failed to set up pod "contiv-blue-c4_default" network: Contiv:Post http://localhost/ContivCNI.AddPod: dial unix /run/contiv/contiv-cni.sock: connect: connection refused

Maybe you can have a look about the netplugin pod in the node is runing?

arnabnandy1706 commented 5 years ago

That is up and running in the nodes.

On Wed, 3 Apr 2019 at 12:01 PM, Jackson notifications@github.com wrote:

Also unable to create pods using below the network configuration.

{ "Config": { "key": "default:contiv-net", "encap": "vxlan", "gateway": "172.1.16.1", "networkName": "contiv-net", "nwType": "data", "subnet": " 172.1.16.0/24", "tenantName": "default", "link-sets": {}, "links": { "Tenant": { "type": "tenant", "key": "default" } } }, "Oper": { "allocatedAddressesCount": 1, "allocatedIPAddresses": "172.1.16.1-172.1.16.2", "availableIPAddresses": "172.1.16.3-172.1.16.254", "endpoints": [ { "containerName": "contiv-blue-c1", "endpointID": "e06abf64b57e419acd628301f175a294c133ca6b9d9894302bebd9c4f6bbf9b8", "homingHost": "k8s-minion-2", "ipAddress": [ "172.1.16.2", "" ], "labels": "map[]", "macAddress": "02:02:ac:01:10:02", "network": "contiv-net.default" } ], "externalPktTag": 2, "networkTag": "contiv-net.default", "numEndpoints": 1, "pktTag": 2 } }

ERROR: Warning FailedCreatePodSandBox 2s kubelet, k8s-minion-2.ucsbang6.com Failed create pod sandbox: rpc error: code = Unknown desc = failed to set up sandbox container "1ca44cf517e87cd12bef465c9d03c42e1bbad10e466b1a750e0ae0104ac9f3bc" network for pod "contiv-blue-c4": NetworkPlugin cni failed to set up pod "contiv-blue-c4_default" network: Contiv:Post http://localhost/ContivCNI.AddPod: dial unix /run/contiv/contiv-cni.sock: connect: connection refused

Maybe you can have a look about the netplugin pod in the node is runing?

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