vxlan, not vxlan, forward

vpp/Connect VMs with vpp bridge.md

@@ -0,0 +1,106 @@
+### 1. modify /etc/vpp/startup.conf
+
+###### both hosts need be modified
+```
+unix {
+  nodaemon
+  log /tmp/vpp.log
+  full-coredump
+}
+
+dpdk {
+    uio-driver uio_pci_generic
+    dev 0000:81:00.0
+    socket-mem 4096
+}
+
+api-trace {
+  on
+}
+
+api-segment {
+  gid vpp
+}
+```
+
+### 2. start vpp
+```
+modprobe uio
+insmod /root/ovs-dpdk/dpdk-stable-16.07.1/x86_64-native-linuxapp-gcc/kmod/igb_uio.ko
+service vpp start
+```
+
+### 3.config vpp
+
+##### host A: 
+
+```
+vppctl set int state TenGigabitEthernet81/0/0 up
+vppctl set int l2 bridge TenGigabitEthernet81/0/0 200
+
+rm -f /tmp/vhost2.sock
+vppctl create vhost-user socket /tmp/vhost2.sock server
+vppctl set int state VirtualEthernet0/0/0 up
+vppctl set int l2 bridge VirtualEthernet0/0/0 200
+```
+##### host B:
+
+```
+vppctl set int state TenGigabitEthernet81/0/0 up
+vppctl set int l2 bridge TenGigabitEthernet81/0/0 200
+
+rm -f /tmp/vhost2.sock
+vppctl create vhost-user socket /tmp/vhost2.sock server
+vppctl set int state VirtualEthernet0/0/0 up
+vppctl set int l2 bridge VirtualEthernet0/0/0 200
+```
+
+
+
+### 4. create VM with vhost-user socket
+
+###### create VM
+```
+virt-install --virt-type kvm --name VM1 --ram 512 --vcpus=1 --network network=default --cdrom /root/CentOS-7-x86_64-Minimal-1611.iso --disk path=/vm-images/vm1.img,size=8 --graphics vnc,listen=0.0.0.0 --noautoconsole --os-type=linux --os-variant=rhel7
+
+virsh edit VM1
+```
+
+###### modify configuration of VM
+```
+<domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'>
+  <name>VM1</name>
+  <uuid>1789d5b7-fc13-4f12-a01a-b2c388524f57</uuid>
+  <memory unit='KiB'>4194304</memory>
+  <currentMemory unit='KiB'>4194304</currentMemory>
+  <vcpu placement='static'>4</vcpu>
+...
+  <qemu:commandline>
+    <qemu:arg value='-chardev'/>
+    <qemu:arg value='socket,id=char0,path=/tmp/vhost2.sock'/>
+    <qemu:arg value='-netdev'/>
+    <qemu:arg value='vhost-user,id=mynet2,chardev=char0'/>
+    <qemu:arg value='-device'/>
+    <qemu:arg value='virtio-net-pci,netdev=mynet2,mac=52:54:00:01:00:33'/>
+    <qemu:arg value='-object'/>
+    <qemu:arg value='memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on'/>
+    <qemu:arg value='-numa'/>
+    <qemu:arg value='node,memdev=mem'/>
+    <qemu:arg value='-mem-prealloc'/>
+  </qemu:commandline>
+</domain>
+```
+
+###### start VM
+```
+virsh start VM1
+```
+
+![Architecture](http://oc15i8gxi.bkt.clouddn.com//vpp/vm-vpp-vm/connect-vm-without-vxlan.PNG)
+
+
+### 4. test
+
+VM1 on host A:
+
+![](http://oc15i8gxi.bkt.clouddn.com//vpp/vm-vpp-vm/VM-vpp-vxlan-vpp-VM-iperf.PNG)

vpp/Connect VMs with vxlan.md

@@ -0,0 +1,112 @@
+### 1. modify /etc/vpp/startup.conf
+
+###### both hosts need be modified
+```
+unix {
+  nodaemon
+  log /tmp/vpp.log
+  full-coredump
+}
+
+dpdk {
+    uio-driver uio_pci_generic
+    dev 0000:81:00.0
+    socket-mem 4096
+}
+
+api-trace {
+  on
+}
+
+api-segment {
+  gid vpp
+}
+```
+
+### 2. start vpp
+```
+modprobe uio
+insmod /root/ovs-dpdk/dpdk-stable-16.07.1/x86_64-native-linuxapp-gcc/kmod/igb_uio.ko
+service vpp start
+```
+
+### 3.config vpp
+
+##### host A: 
+
+```
+vppctl set int ip addr TenGigabitEthernet81/0/0 10.3.0.2/24
+vppctl set int state TenGigabitEthernet81/0/0 up
+
+rm -f /tmp/vhost2.sock
+vppctl create vhost-user socket /tmp/vhost2.sock server
+vppctl set int state VirtualEthernet0/0/0 up
+vppctl set int l2 bridge VirtualEthernet0/0/0 200 0
+
+vppctl create vxlan tunnel src 10.3.0.2 dst 10.3.0.1 vni 200
+vppctl set int l2 bridge vxlan_tunnel0 200 1
+```
+##### host B:
+
+```
+vppctl set int ip addr TenGigabitEthernet81/0/0 10.3.0.2/24
+vppctl set int state TenGigabitEthernet81/0/0 up
+
+rm -f /tmp/vhost2.sock
+vppctl create vhost-user socket /tmp/vhost2.sock server
+vppctl set int state VirtualEthernet0/0/0 up
+vppctl set int l2 bridge VirtualEthernet0/0/0 200 0
+
+vppctl create vxlan tunnel src 10.3.0.2 dst 10.3.0.1 vni 200
+vppctl set int l2 bridge vxlan_tunnel0 200 1
+```
+
+
+
+### 4. create VM with vhost-user socket
+
+###### create VM
+```
+virt-install --virt-type kvm --name VM1 --ram 512 --vcpus=1 --network network=default --cdrom /root/CentOS-7-x86_64-Minimal-1611.iso --disk path=/vm-images/vm1.img,size=8 --graphics vnc,listen=0.0.0.0 --noautoconsole --os-type=linux --os-variant=rhel7
+
+virsh edit VM1
+```
+
+###### modify configuration of VM
+```
+<domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'>
+  <name>VM1</name>
+  <uuid>1789d5b7-fc13-4f12-a01a-b2c388524f57</uuid>
+  <memory unit='KiB'>4194304</memory>
+  <currentMemory unit='KiB'>4194304</currentMemory>
+  <vcpu placement='static'>4</vcpu>
+...
+  <qemu:commandline>
+    <qemu:arg value='-chardev'/>
+    <qemu:arg value='socket,id=char0,path=/tmp/vhost2.sock'/>
+    <qemu:arg value='-netdev'/>
+    <qemu:arg value='vhost-user,id=mynet2,chardev=char0'/>
+    <qemu:arg value='-device'/>
+    <qemu:arg value='virtio-net-pci,netdev=mynet2,mac=52:54:00:01:00:33'/>
+    <qemu:arg value='-object'/>
+    <qemu:arg value='memory-backend-file,id=mem,size=4096M,mem-path=/dev/hugepages,share=on'/>
+    <qemu:arg value='-numa'/>
+    <qemu:arg value='node,memdev=mem'/>
+    <qemu:arg value='-mem-prealloc'/>
+  </qemu:commandline>
+</domain>
+```
+
+###### start VM
+```
+virsh start VM1
+```
+
+![Architecture](http://oc15i8gxi.bkt.clouddn.com//vpp/vxlan/vpp-vxlan%20%E6%80%A7%E8%83%BD%E6%9E%B6%E6%9E%84%E5%9B%BE.png)
+
+
+### 4. test
+
+VM1 on host A:
+
+![](http://oc15i8gxi.bkt.clouddn.com//vpp/vxlan/%E6%80%A7%E8%83%BD%E7%BB%93%E6%9E%9C.PNG)

vpp/Connect namespaces with vpp (forward).md

@@ -0,0 +1,126 @@
+### 1. modify /etc/vpp/startup.conf (on host B)
+
+###### both hosts need be modified
+```
+unix {
+  nodaemon
+  log /tmp/vpp.log
+  full-coredump
+}
+
+dpdk {
+    uio-driver uio_pci_generic
+    dev 0000:81:00.0
+    dev 0000:82:00.0
+    socket-mem 4096
+}
+
+api-trace {
+  on
+}
+
+api-segment {
+  gid vpp
+}
+```
+
+### 2. start vpp (on host B)
+```
+modprobe uio
+insmod /root/ovs-dpdk/dpdk-stable-16.07.1/x86_64-native-linuxapp-gcc/kmod/igb_uio.ko
+service vpp start
+```
+
+### 3. create namespace (on host A)
+
+```
+ip netns add ns0
+ifconfig ens5f0 up
+ip link set dev ens5f0 netns ns0
+ip netns exec ns0 ifconfig ens5f0 10.0.1.1/24 up
+ip netns exec ns0 ip route add 10.0.2.0/24 via 10.0.1.2 dev ens5f0
+
+ip netns add ns1
+ifconfig ens5f1 up
+ip link set dev ens5f1 netns ns1
+ip netns exec ns1 ifconfig ens5f1 10.0.2.1/24 up
+ip netns exec ns1 ip route add 10.0.1.0/24 via 10.0.2.2 dev ens5f1
+```
+
+```
+# ip netns exec ns0 ip route
+10.0.1.0/24 dev ens5f0  proto kernel  scope link  src 10.0.1.1 
+10.0.2.0/24 via 10.0.1.2 dev ens5f0
+# ip netns exec ns1 ip route
+10.0.1.0/24 via 10.0.2.2 dev ens5f1 
+10.0.2.0/24 dev ens5f1  proto kernel  scope link  src 10.0.2.1
+```
+
+### 4. config vpp (on host B)
+
+```
+vppctl set int ip address TenGigabitEthernet81/0/0 10.0.1.2/24
+vppctl set int ip address TenGigabitEthernet81/0/1 10.0.2.2/24
+vppctl set int state TenGigabitEthernet81/0/0 up
+vppctl set int state TenGigabitEthernet81/0/1 up
+vppctl set int l2 bridge TenGigabitEthernet81/0/0 200
+vppctl set int l2 bridge TenGigabitEthernet81/0/1 200
+
+```
+
+```
+#vppctl show int
+              Name               Idx       State          Counter          Count     
+TenGigabitEthernet81/0/0          1         up       
+TenGigabitEthernet81/0/1          2         up       
+local0                            0        down
+```
+
+![](http://oc15i8gxi.bkt.clouddn.com//vpp/vm-vpp-vm/forward%20vpp.png)
+
+### 4. test (on host A)
+
+```
+# ip netns exec ns0 ping 10.0.2.1
+PING 10.0.2.1 (10.0.2.1) 56(84) bytes of data.
+64 bytes from 10.0.2.1: icmp_seq=1 ttl=63 time=0.147 ms
+64 bytes from 10.0.2.1: icmp_seq=2 ttl=63 time=0.127 ms
+64 bytes from 10.0.2.1: icmp_seq=3 ttl=63 time=0.098 ms
+64 bytes from 10.0.2.1: icmp_seq=4 ttl=63 time=0.104 ms
+64 bytes from 10.0.2.1: icmp_seq=5 ttl=63 time=0.096 ms
+64 bytes from 10.0.2.1: icmp_seq=6 ttl=63 time=0.097 ms
+64 bytes from 10.0.2.1: icmp_seq=7 ttl=63 time=0.099 ms
+64 bytes from 10.0.2.1: icmp_seq=8 ttl=63 time=0.096 ms
+64 bytes from 10.0.2.1: icmp_seq=9 ttl=63 time=0.099 ms
+64 bytes from 10.0.2.1: icmp_seq=10 ttl=63 time=0.100 ms
+64 bytes from 10.0.2.1: icmp_seq=11 ttl=63 time=0.099 ms
+^C
+--- 10.0.2.1 ping statistics ---
+11 packets transmitted, 11 received, 0% packet loss, time 10000ms
+rtt min/avg/max/mdev = 0.096/0.105/0.147/0.019 ms
+```
+
+ns1:
+
+```
+# ip netns exec ns1 iperf -s
+------------------------------------------------------------
+Server listening on TCP port 5001
+TCP window size: 85.3 KByte (default)
+------------------------------------------------------------
+[  4] local 10.0.2.1 port 5001 connected with 10.0.1.1 port 43722
+[ ID] Interval       Transfer     Bandwidth
+[  4]  0.0-10.0 sec  11.0 GBytes  9.40 Gbits/sec
+```
+
+ns0:
+```
+[root@localhost ~]# ip netns exec ns0 iperf -c 10.0.2.1
+------------------------------------------------------------
+Client connecting to 10.0.2.1, TCP port 5001
+TCP window size: 85.0 KByte (default)
+------------------------------------------------------------
+[  3] local 10.0.1.1 port 43722 connected with 10.0.2.1 port 5001
+[ ID] Interval       Transfer     Bandwidth
+[  3]  0.0-10.0 sec  11.0 GBytes  9.41 Gbits/sec
+```