Go bindings for dpdk

Install dpdk and dpdk-go

• Setup RTE_TARGET, RTE_SDK and DPDK_VERSION in hack/dpdk.rc
• Install dpdk by hack/dpdk-install.sh
• Initial dpdk:
  • source hack/dpdk-util.sh
  • init-dpdk
• go get -u github.com/feiskyer/dpdk-go

Notes: If dpdk is installed inside a virtual machine, (e.g. VMWARE), then patch hack/vmware.diff must be applied before compling the dpdk source.

Install dpdk-ovs

• First install dpdk
• Install ovs: hack/ovs-install.sh
• Start ovs with dpdk:
  • source hack/dpdk-util.sh
  • init-dpdk
  • start-ovs

Sample Applications

Helloworld

$ go get -u github.com/feiskyer/dpdk-go/samples/helloworld
$ helloworld -c3 -n1

skeleton

A simple skeleton example of a forwarding application.

$ go get -u github.com/feiskyer/dpdk-go/samples/skeleton
$ skeleton -c3 -n1

Exception Path

Reads packets from dpdk port 0, and then write the data to tap_dpdk_00:

$ go get -u github.com/feiskyer/dpdk-go/samples/exception-path
$ exception-path

Open another termial, and run

$ tcpdump -nn -i tap_dpdk_00