Network configure

bridge-configure.sh

#!/bin/bash

#
# Configure network interfaces scripts
# Ansible managed: /vagrant/005-application/roles/sran.network-interfaces/templates/configure-network-interfaces.sh.j2 modified on 2016-03-14 22:42:44 by vagrant on ubuntu 
#

####################################################################################################
# Configure bridge interfaces #
###############################


#
# If br0 status is true
# so link status is up
#

sudo brctl addbr br0;


sudo ip link set dev eth2 down;
sudo ip add flush dev eth2;
sudo ip link set dev eth2 promisc on arp off up;
sudo ifconfig eth2 txqueuelen 10000;
sudo ethtool -K eth2 tso off;

sudo brctl addif br0 eth2;


sudo ip link set dev eth3 down;
sudo ip add flush dev eth3;
sudo ip link set dev eth3 promisc on arp off up;
sudo ifconfig eth3 txqueuelen 10000;
sudo ethtool -K eth3 tso off;

sudo brctl addif br0 eth3;


sudo brctl setfd br0 0
sudo brctl stp br0 off
sudo ip add flush dev br0;
sudo ip link set dev br0 up;
sudo sysctl -w net.ipv4.ip_forward=1



####################################################################################################
# Configure manager interfaces #
################################


#
# If eth4 status is true
# so link status is up
#


sudo ip link set dev eth4 down;
sudo ip add flush dev eth4;
sudo ip link set dev eth4 promisc on arp on up;
sudo ifconfig eth4 txqueuelen 1000;
sudo ethtool --offload eth4 rx off tx off;
sudo ethtool -K eth4 tso off;



#
# If eth3 status is true
# so link status is up
#





#
# If eth2 status is true
# so link status is up
#





#
# If eth1 status is true
# so link status is up
#

sudo ip add flush dev eth1;
sudo ip addr add 172.16.200.100/255.255.255.0 dev eth1;
sudo ip link set dev eth1 promisc off arp on up;
sudo ifconfig eth1 txqueuelen 1000;
sudo ethtool --offload eth1 rx on tx on;
sudo ethtool -K eth1 tso on;




#
# Manage interface eth0 is not manage
#


####################################################################################################
# Configure default routing #
#############################

sudo ip route del default
sudo ip route add default via 10.0.2.2

reset-configure.sh

#!/bin/bash

#
# Configure network interfaces scripts
# Ansible managed: /vagrant/005-application/roles/sran.network-interfaces/templates/configure-network-interfaces.sh.j2 modified on 2016-03-14 22:42:44 by vagrant on ubuntu 
#

####################################################################################################
# Configure bridge interfaces #
###############################



#
# If br0 status is false 
# so link status is down
#

sudo brctl delif br0 eth2;
sudo brctl delif br0 eth3;

#
# Bring down bridge interface
# and remove interface
#
sudo ip link set dev br0 down;
sudo brctl delbr br0;
sudo sysctl -w net.ipv4.ip_forward=0


####################################################################################################
# Configure manager interfaces #
################################


#
# If eth4 status is true
# so link status is up
#

sudo ip add flush dev eth4;
sudo ip addr add 172.16.100.102/255.255.255.0 dev eth4;
sudo ip link set dev eth4 promisc off arp on up;
sudo ifconfig eth4 txqueuelen 1000;
sudo ethtool --offload eth4 rx on tx on;
sudo ethtool -K eth4 tso on;




#
# If eth3 status is true
# so link status is up
#

sudo ip add flush dev eth3;
sudo ip addr add 172.16.100.101/255.255.255.0 dev eth3;
sudo ip link set dev eth3 promisc off arp on up;
sudo ifconfig eth3 txqueuelen 1000;
sudo ethtool --offload eth3 rx on tx on;
sudo ethtool -K eth3 tso on;




#
# If eth2 status is true
# so link status is up
#

sudo ip add flush dev eth2;
sudo ip addr add 172.16.100.100/255.255.255.0 dev eth2;
sudo ip link set dev eth2 promisc off arp on up;
sudo ifconfig eth2 txqueuelen 1000;
sudo ethtool --offload eth2 rx on tx on;
sudo ethtool -K eth2 tso on;




#
# If eth1 status is true
# so link status is up
#

sudo ip add flush dev eth1;
sudo ip addr add 172.16.0.100/255.255.255.0 dev eth1;
sudo ip link set dev eth1 promisc off arp on up;
sudo ifconfig eth1 txqueuelen 1000;
sudo ethtool --offload eth1 rx on tx on;
sudo ethtool -K eth1 tso on;




#
# Manage interface eth0 is not manage
#


####################################################################################################
# Configure default routing #
#############################

sudo ip route del default
sudo ip route add default via 10.0.2.2

test-bridge-network-configuration.yml

interfaces:
    eth0: { ip_address: 192.168.100.10, netmask: 255.255.255.0, status: true, manage: false, mode: manage }
    eth1: { ip_address: 172.16.200.100, netmask: 255.255.255.0, status: true, manage: true, mode: manage }
    eth2: { ip_address: 172.16.100.100, netmask: 255.255.255.0, status: true, manage: true, mode: bridge_port }
    eth3: { ip_address: 172.16.100.101, netmask: 255.255.255.0, status: true, manage: true, mode: bridge_port }
    eth4: { ip_address: 172.16.200.102, netmask: 255.255.255.0, status: true, manage: true, mode: passive }
bridges:
    br0: { bridge_ports: [eth2, eth3], status: true, manage: true }
routing:
    default_gateway: 10.0.2.2
    nameserver: [8.8.8.8, 127.0.1.1]
name: network

test-reset-network-configuration.yml

interfaces:
    eth0: { ip_address: 192.168.100.10, netmask: 255.255.255.0, status: true, manage: false, mode: manage }
    eth1: { ip_address: 172.16.0.100, netmask: 255.255.255.0, status: true, manage: true, mode: manage }
    eth2: { ip_address: 172.16.100.100, netmask: 255.255.255.0, status: true, manage: true, mode: manage }
    eth3: { ip_address: 172.16.100.101, netmask: 255.255.255.0, status: true, manage: true, mode: manage }
    eth4: { ip_address: 172.16.100.102, netmask: 255.255.255.0, status: true, manage: true, mode: manage }
bridges:
    br0: { bridge_ports: [eth2, eth3], status: false, manage: true }
routing:
    default_gateway: 10.0.2.2
    nameserver: [8.8.8.8, 127.0.1.1]
name: network