openstack新建虚机、网络、路由时候对应的ovs网桥的变化
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]#
[root@wb5 ~]# ovs-vsctl show =========================原始======================
bf9e88f0-f9f7-4878-81df-6faa332ab037
Bridge br-tun
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options: {peer=patch-tun}
Port br-tun
Interface br-tun
type: internal
Bridge br-ex
Port br-ex
Interface br-ex
type: internal
Port "ens256"
Interface "ens256"
Bridge br-int
fail_mode: secure
Port patch-tun
Interface patch-tun
type: patch
options: {peer=patch-int}
Port br-int
Interface br-int
type: internal
ovs_version: "2.3.0"
[root@wb5 ~]# create admin-int=====================增加br-int的一个tap的port=========================
-bash: create: command not found
[root@wb5 ~]# ovs-vsctl show
bf9e88f0-f9f7-4878-81df-6faa332ab037
Bridge br-tun
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options: {peer=patch-tun}
Port br-tun
Interface br-tun
type: internal
Bridge br-ex
Port br-ex
Interface br-ex
type: internal
Port "ens256"
Interface "ens256"
Bridge br-int
fail_mode: secure
Port patch-tun
Interface patch-tun
type: patch
options: {peer=patch-int}
Port br-int
Interface br-int
type: internal
Port "tapb3284d90-04"-----------------------------------------------------------------
tag: 1
Interface "tapb3284d90-04"
type: internal
ovs_version: "2.3.0"
[root@wb5 ~]# add admin-router=============================没有变化================
-bash: add: command not found
[root@wb5 ~]# ovs-vsctl show
bf9e88f0-f9f7-4878-81df-6faa332ab037
Bridge br-tun
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options: {peer=patch-tun}
Port br-tun
Interface br-tun
type: internal
Bridge br-ex
Port br-ex
Interface br-ex
type: internal
Port "ens256"
Interface "ens256"
Bridge br-int
fail_mode: secure
Port patch-tun
Interface patch-tun
type: patch
options: {peer=patch-int}
Port br-int
Interface br-int
type: internal
Port "tapb3284d90-04"
tag: 1
Interface "tapb3284d90-04"
type: internal
ovs_version: "2.3.0"
[root@wb5 ~]# add ext-net======================================没有变化=========
-bash: add: command not found
[root@wb5 ~]# ovs-vsctl show
bf9e88f0-f9f7-4878-81df-6faa332ab037
Bridge br-tun
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options: {peer=patch-tun}
Port br-tun
Interface br-tun
type: internal
Bridge br-ex
Port br-ex
Interface br-ex
type: internal
Port "ens256"
Interface "ens256"
Bridge br-int
fail_mode: secure
Port patch-tun
Interface patch-tun
type: patch
options: {peer=patch-int}
Port br-int
Interface br-int
type: internal
Port "tapb3284d90-04"
tag: 1
Interface "tapb3284d90-04"
type: internal
ovs_version: "2.3.0"
[root@wb5 ~]# add ext-subnet 101~105 108~110=====================增加br-int的一个tap的port====================
-bash: add: command not found
[root@wb5 ~]# ovs-vsctl show
bf9e88f0-f9f7-4878-81df-6faa332ab037
Bridge br-tun
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options: {peer=patch-tun}
Port br-tun
Interface br-tun
type: internal
Bridge br-ex
Port br-ex
Interface br-ex
type: internal
Port "ens256"
Interface "ens256"
Bridge br-int
fail_mode: secure
Port "tap7d3cee3e-2b"
tag: 2
Interface "tap7d3cee3e-2b"----------------------------------------------------------------------
type: internal
Port patch-tun
Interface patch-tun
type: patch
options: {peer=patch-int}
Port br-int
Interface br-int
type: internal
Port "tapb3284d90-04"
tag: 1
Interface "tapb3284d90-04"
type: internal
ovs_version: "2.3.0"
[root@wb5 ~]# add interface to extnet in admin-router==========================没有变化========
-bash: add: command not found
[root@wb5 ~]# ovs-vsctl show
bf9e88f0-f9f7-4878-81df-6faa332ab037
Bridge br-tun
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options: {peer=patch-tun}
Port br-tun
Interface br-tun
type: internal
Bridge br-ex
Port br-ex
Interface br-ex
type: internal
Port "ens256"
Interface "ens256"
Bridge br-int
fail_mode: secure
Port "tap7d3cee3e-2b"
tag: 2
Interface "tap7d3cee3e-2b"
type: internal
Port patch-tun
Interface patch-tun
type: patch
options: {peer=patch-int}
Port br-int
Interface br-int
type: internal
Port "tapb3284d90-04"
tag: 1
Interface "tapb3284d90-04"
type: internal
ovs_version: "2.3.0"
[root@wb5 ~]# add interface to admin-int in admin-router===========================没有变化==================
-bash: add: command not found
[root@wb5 ~]# ovs-vsctl show
bf9e88f0-f9f7-4878-81df-6faa332ab037
Bridge br-tun
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options: {peer=patch-tun}
Port br-tun
Interface br-tun
type: internal
Bridge br-ex
Port br-ex
Interface br-ex
type: internal
Port "ens256"
Interface "ens256"
Bridge br-int
fail_mode: secure
Port "tap7d3cee3e-2b"
tag: 2
Interface "tap7d3cee3e-2b"
type: internal
Port patch-tun
Interface patch-tun
type: patch
options: {peer=patch-int}
Port br-int
Interface br-int
type: internal
Port "tapb3284d90-04"
tag: 1
Interface "tapb3284d90-04"
type: internal
ovs_version: "2.3.0"
[root@wb5 ~]# add a vm 192.168.1.6=====================================增加了br-int的一个qvo的port=======
-bash: add: command not found
[root@wb5 ~]# ovs-vsctl show
bf9e88f0-f9f7-4878-81df-6faa332ab037
Bridge br-tun
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options: {peer=patch-tun}
Port br-tun
Interface br-tun
type: internal
Bridge br-ex
Port br-ex
Interface br-ex
type: internal
Port "ens256"
Interface "ens256"
Bridge br-int
fail_mode: secure
Port "tap7d3cee3e-2b"
tag: 2
Interface "tap7d3cee3e-2b"
type: internal
Port "qvo1a7bcce3-c9"-------------------------------------------------------------
tag: 1
Interface "qvo1a7bcce3-c9"
Port patch-tun
Interface patch-tun
type: patch
options: {peer=patch-int}
Port br-int
Interface br-int
type: internal
Port "tapb3284d90-04"
tag: 1
Interface "tapb3284d90-04"
type: internal
ovs_version: "2.3.0"
[root@wb5 ~]# add a vm2 192.168.1.7=========================================增加了br-int的一个qvo的port=============
-bash: add: command not found
[root@wb5 ~]# ovs-vsctl show
bf9e88f0-f9f7-4878-81df-6faa332ab037
Bridge br-tun
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options: {peer=patch-tun}
Port br-tun
Interface br-tun
type: internal
Bridge br-ex
Port br-ex
Interface br-ex
type: internal
Port "ens256"
Interface "ens256"
Bridge br-int
fail_mode: secure
Port "tap7d3cee3e-2b"
tag: 2
Interface "tap7d3cee3e-2b"
type: internal
Port "qvo1a7bcce3-c9"
tag: 1
Interface "qvo1a7bcce3-c9"
Port patch-tun
Interface patch-tun
type: patch
options: {peer=patch-int}
Port "qvo824b8f9d-c5"----------------------------------------------------------------------
tag: 1
Interface "qvo824b8f9d-c5"
Port br-int
Interface br-int
type: internal
Port "tapb3284d90-04"
tag: 1
Interface "tapb3284d90-04"
type: internal
ovs_version: "2.3.0"
[root@wb5 ~]#
总结：
在增加 虚机 和 有子网的网络 的时候才会在br-int这个网桥增加一个port（虚机是qvo， 网络是tap）
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