CentOS 7.3 部署LVS + Keepalived 高可用群集
阿新 • • 發佈:2018-07-06
啟動腳本 secure 自測 依然 新建 主機模式 xshell 虛擬 首頁 本次實驗需用到四臺服務器,包括兩臺web服務器,兩臺調度服務器,一臺訪問測試的客戶機
先將虛擬機網絡適配器修改為NAT模式在線下載安裝相關軟件包,
調度服務器需要安裝的軟件包
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/2c63d1a8cb79f7fdd97f0fa6094487d0.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
Web服務器若沒有自帶Apache,可使用yum進行安裝
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/032809feab5e8870eb3e4c94a17ba061.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
之後更改網絡適配器為僅主機模式,配置每臺虛擬機IP地址進行實驗
調度服務器主:192.168.100.21/24
調度服務器備:192.168.100.22/24
Web服務器1:192.168.100.23/24
Web服務器2:192.168.100.24/24
虛擬IP:192.168.100.31/24
客戶機:192.168.100.30/24 ![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/d6821727964277c4c6bc20f2a454ad38.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
用自身瀏覽器測試訪問
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/0456bd0145c60e29678a113699ebe421.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
另外一臺web服務器同樣的配置
用自身瀏覽器測試訪問
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/b49f760e75f7945dcfd47836baaaf4e4.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
2、調度服務器配置
開啟路由轉發,關閉重定向
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/afa00ac1c0061db56a1194c669cd8bb9.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/89d27e16c0721dcb8cbd8a7423163e97.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/2ae441f3d44c91306d6203ed65edee7f.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
3、創建虛擬網卡
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/cfb62f8c64ad5a81ccede87a495eec7a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
刪除原有內容輸入如下內容
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/d43a0eebd23bd9e0a5cd4a9602bce932.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
開啟虛擬網卡
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/7068fb0329797d7fd3cf8c02fbdc1eb6.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
4、編輯ipvsadm啟動腳本
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/9bda5dc3a78a8b4295bc114f922c7b07.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
腳本內容如下
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/c0e6aa993a957ff09bb75b8da4302529.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
給腳本添加權限,並開啟服務
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/78f2e4d82a5811291be664276cb62d15.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
5、web服務器
創建虛擬網卡,註意此處復制的是回環網卡的文件
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/94af9396bd15657d14c005d6ef817c9a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/bd43524ae19e75b6616cc5947b3f9da2.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
若使用xshell或secureCRT等終端連接的服務器暫時先不要開啟網卡,開啟則終端立即中斷
編寫腳本
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/9d466d5e13017b85859507c584421c23.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
腳本內容如下
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/54843dc146bffcec9cf2bb268f4c5098.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/ce95395f36e50e916429cc9093c2a974.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
此時開啟網卡
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/190b62710c4dce491607f157255755c6.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
回虛擬機中自測網站服務
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/f88bbf2fffdef9a71c0ec1062db1ad18.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
此時建議再重新啟動一下web.sh腳本
另外一臺web服務器同樣的配置此處省略
6、客戶機訪問測試lvs,註意為做雙擊熱備,客戶機網卡的網關需配置成虛擬網卡ip
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/a84595e09c6eedd0b81e23c964d0f32a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/2a5dd7f61a2f2676d889995aa1f031f3.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
清理緩存再次訪問可看到是另一臺web服務器提供服務
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/773f5deb8d0dd6531b26c3a8b7ac4876.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
此時lvs配置完成沒有問題
7、雙機熱備,主調度服務器配置
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/35f7fbeaa4bdfbe1d4fea5b11105c210.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/5b1a8e034c2d9d58429bc20bb813438a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/7a64531543288f97dc940bbaf134dba7.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
啟用服務
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/b3ac36eb5a6c1025a0ec03617c699172.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
8、備份調度服務器與主調度服務器僅keepalived配置文件配置有些許差別
Keepalived配置文件具體如下
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/4472c7a49643820a8c874719e5bef38c.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/66bdd1697c48c36c8cd6f5087c2e8d84.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/cd866a30c5436b3729b7c919cbc3200d.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
9、客戶機測試
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/e2ce84702e585b6d137052eceae14e05.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/573c83607bc7e3ffcf53f3bd416ee94a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
此時正常訪問,下面我關閉主調度服務器的虛擬網卡再進行訪問
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/4e6216e3c4a04d5bfb661052ce3f9ae5.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/3d2124e6ef253751956b3a59efa15464.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/acef8fb87345a608fc8d00daf3b65b02.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
訪問正常,說明備份調度服務器頂替了主調度服務器依然在工作。
先將虛擬機網絡適配器修改為NAT模式在線下載安裝相關軟件包,
調度服務器需要安裝的軟件包
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/2c63d1a8cb79f7fdd97f0fa6094487d0.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
Web服務器若沒有自帶Apache,可使用yum進行安裝
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/032809feab5e8870eb3e4c94a17ba061.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
之後更改網絡適配器為僅主機模式,配置每臺虛擬機IP地址進行實驗
調度服務器主:192.168.100.21/24
調度服務器備:192.168.100.22/24
Web服務器1:192.168.100.23/24
Web服務器2:192.168.100.24/24
虛擬IP:192.168.100.31/24
客戶機:192.168.100.30/24
1、Web服務器
關閉防火墻和安全功能,開啟httpd服務
新建首頁文件
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/d6821727964277c4c6bc20f2a454ad38.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
用自身瀏覽器測試訪問
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/0456bd0145c60e29678a113699ebe421.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
另外一臺web服務器同樣的配置
用自身瀏覽器測試訪問
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/b49f760e75f7945dcfd47836baaaf4e4.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
2、調度服務器配置
開啟路由轉發,關閉重定向
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/afa00ac1c0061db56a1194c669cd8bb9.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/89d27e16c0721dcb8cbd8a7423163e97.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/2ae441f3d44c91306d6203ed65edee7f.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
3、創建虛擬網卡
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/cfb62f8c64ad5a81ccede87a495eec7a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
刪除原有內容輸入如下內容
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/d43a0eebd23bd9e0a5cd4a9602bce932.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
開啟虛擬網卡
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/7068fb0329797d7fd3cf8c02fbdc1eb6.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
4、編輯ipvsadm啟動腳本
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/9bda5dc3a78a8b4295bc114f922c7b07.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
腳本內容如下
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/c0e6aa993a957ff09bb75b8da4302529.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
給腳本添加權限,並開啟服務
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/78f2e4d82a5811291be664276cb62d15.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
5、web服務器
創建虛擬網卡,註意此處復制的是回環網卡的文件
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/94af9396bd15657d14c005d6ef817c9a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/bd43524ae19e75b6616cc5947b3f9da2.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
若使用xshell或secureCRT等終端連接的服務器暫時先不要開啟網卡,開啟則終端立即中斷
編寫腳本
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/9d466d5e13017b85859507c584421c23.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
腳本內容如下
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/54843dc146bffcec9cf2bb268f4c5098.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/ce95395f36e50e916429cc9093c2a974.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
此時開啟網卡
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/190b62710c4dce491607f157255755c6.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
回虛擬機中自測網站服務
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/f88bbf2fffdef9a71c0ec1062db1ad18.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
此時建議再重新啟動一下web.sh腳本
另外一臺web服務器同樣的配置此處省略
6、客戶機訪問測試lvs,註意為做雙擊熱備,客戶機網卡的網關需配置成虛擬網卡ip
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/a84595e09c6eedd0b81e23c964d0f32a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/2a5dd7f61a2f2676d889995aa1f031f3.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
清理緩存再次訪問可看到是另一臺web服務器提供服務
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/773f5deb8d0dd6531b26c3a8b7ac4876.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
此時lvs配置完成沒有問題
7、雙機熱備,主調度服務器配置
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/35f7fbeaa4bdfbe1d4fea5b11105c210.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/5b1a8e034c2d9d58429bc20bb813438a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/7a64531543288f97dc940bbaf134dba7.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
啟用服務
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/b3ac36eb5a6c1025a0ec03617c699172.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
8、備份調度服務器與主調度服務器僅keepalived配置文件配置有些許差別
Keepalived配置文件具體如下
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/4472c7a49643820a8c874719e5bef38c.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/66bdd1697c48c36c8cd6f5087c2e8d84.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/cd866a30c5436b3729b7c919cbc3200d.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
9、客戶機測試
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/e2ce84702e585b6d137052eceae14e05.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/573c83607bc7e3ffcf53f3bd416ee94a.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
此時正常訪問,下面我關閉主調度服務器的虛擬網卡再進行訪問
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/4e6216e3c4a04d5bfb661052ce3f9ae5.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/3d2124e6ef253751956b3a59efa15464.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
![技術分享圖片](http://i2.51cto.com/images/blog/201807/06/acef8fb87345a608fc8d00daf3b65b02.png?x-oss-process=image/watermark,size_16,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_100,g_se,x_10,y_10,shadow_90,type_ZmFuZ3poZW5naGVpdGk=)
訪問正常,說明備份調度服務器頂替了主調度服務器依然在工作。
CentOS 7.3 部署LVS + Keepalived 高可用群集