上传文件至 'os/lvs'

os/lvs/lvs-dr-real.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/bash
+
+VIP=192.168.96.200
+NETMASK=32
+
+case $1 in
+start)
+    ip addr add dev lo $VIP/$NETMASK
+    echo 1 > /proc/sys/net/ipv4/conf/all/arp_ignore  #忽略arp广播
+    echo 2 > /proc/sys/net/ipv4/conf/all/arp_announce #匹配精确ip地址回包
+    ;;
+stop)
+    ip addr del dev lo $VIP/$NETMASK
+    echo 0 > /proc/sys/net/ipv4/conf/all/arp_ignore
+    echo 0 > /proc/sys/net/ipv4/conf/all/arp_announce
+    ;;
+*)
+    echo "Usage: $0 {start|stop}"
+    ;;
+esac

os/lvs/lvs-dr-server.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/bash
+
+# VIP
+VIP=192.168.96.200
+# 真实服务器
+REAL_SERVER=(192.168.96.167 192.168.96.168 192.168.96.170)
+# 真实服务器权重
+WEIGHT=(3 5 15)
+# 调度算法
+SCHEDULER=wrr
+INTERFACE=ens33
+NETMASK=32
+
+case $1 in
+start)
+    ip addr add $VIP/$NETMASK dev $INTERFACE
+    # 设置虚拟服务
+    ipvsadm -A -t $VIP:80 -s $SCHEDULER
+    for i in ${!REAL_SERVER[@]}
+    do
+        ipvsadm -a -t $VIP:80 -r ${REAL_SERVER[$i]}:80 -g -w ${WEIGHT[$i]}
+    done
+    ;;
+stop)
+    ipvsadm -C
+    ;;
+*)
+    echo "Usage: $0 {start|stop}"
+    ;;
+esac

os/lvs/lvs-nat-real.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/bash
+
+# 默认网关
+GATEWAY=192.168.96.166
+# 网卡
+INTERFACE=ens33
+
+case $1 in
+start)
+    ip route add default via $GATEWAY dev $INTERFACE
+    ;;
+stop)
+    ip route del default via $GATEWAY dev $INTERFACE
+    ;;
+*)
+    echo "Usage: $0 {start|stop}"
+esac

os/lvs/lvs-nat-server.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/bash
+
+VIP=10.9.29.110
+REAL_SERVER=(192.168.96.167 192.168.96.168)
+WEIGHT=(1 1)
+SCHEDULER=wrr
+
+case $1 in
+start)
+    ipvsadm -A -t $VIP:80 -s $SCHEDULER
+    echo "1" > /proc/sys/net/ipv4/ip_forward
+    # 设置虚拟服务
+    for i in ${!REAL_SERVER[@]}
+    do
+        ipvsadm -a -t $VIP:80 -r ${REAL_SERVER[$i]}:80 -m -w ${WEIGHT[$i]}
+    done
+    ;;
+stop)
+    ipvsadm -C
+    echo "0" > /proc/sys/net/ipv4/ip_forward
+    ;;
+*)
+    echo "Usage: $0 {start|stop}"
+    ;;
+esac