Keepalived的安装

官网下载：

1 yum install -y libnl 2 yum install -y libnl-devel 3 下载 4 cd /usr/local/src/ 5  6 wget http://www.keepalived.org/software/keepalived-1.2.21.tar.gz 7 tar -zxvf keepalived-1.2.21.tar.gz 8 cd keepalived-1.2.21 9 ./configure --sysconf=/etc/ --with-kernel-dir=/usr/src/kernels/2.6.32-431.23.3.el6.x86_64/10 11 make && make install12 ln -s /usr/local/sbin/keepalived /sbin/13 chkconfig --add keepalived14 chkconfig --level 35 keepalived on

 其中会遇到如下错误：

1 checking for openssl/err.h... yes 2 checking whether ETHERTYPE_IPV6 is declared... yes 3 checking for crypt in -lcrypt... yes 4 checking for MD5_Init in -lcrypto... yes 5 checking for SSL_CTX_new in -lssl... yes 6 checking for nl_socket_alloc in -lnl-3... no 7 checking for nl_socket_modify_cb in -lnl... yes 8 checking libnfnetlink/libnfnetlink.h usability... no 9 checking libnfnetlink/libnfnetlink.h presence... no10 checking for libnfnetlink/libnfnetlink.h... no11 configure: error: 12     !!! Please install libnfnetlink headers.

解决办法：

yum install -y libnfnetlink-devel

最后安装完成之后如下：

Keepalived configuration------------------------Keepalived version       : 1.2.21Compiler                 : gccCompiler flags           : -g -O2 -DFALLBACK_LIBNL1Extra Lib                : -lssl -lcrypto -lcrypt  -lnl  Use IPVS Framework       : YesIPVS sync daemon support : YesIPVS use libnl           : Yesfwmark socket support    : YesUse VRRP Framework       : YesUse VRRP VMAC            : YesUse VRRP authentication  : YesSNMP keepalived support  : NoSNMP checker support     : NoSNMP RFCv2 support       : NoSNMP RFCv3 support       : NoSHA1 support             : NoUse Debug flags          : Nolibnl version            : 1Use IPv4 devconf         : NoUse libiptc              : NoUse libipset             : No

 说明如下

Use IPVS Framework 使用IPVS框架，也就是负载均衡模块

IPVS sync daemon support 启用IPVS的同步功能。

Use VRRP Framework 实现高可用必须的模块

IPVS use libnl 表示使用新版的libnl,libnl是NTTLINK的一个实现。

ok到此Keepalived编译安装完成