实验环境

安装drbd及heartbeat

[root@nhd1 ~]# fdisk /dev/sdb
[root@nhd1 ~]# yum -y install perl-TimeDate kernel-devel kernel-headers flex cluster-glue-libs glib2-devel libxml2 libxml2-devel bzip2-devel e2fsprogs-devel libxslt-devel libtool-ltdl-devel make wget docbook-dtds docbook-style-xsl bzip2-devel libuuid-devel
[root@nhd1 ~]# wget --no-check-certificate http://ym68.cc/download/asciidoc-8.4.5-4.1.el6.noarch.rpm
[root@nhd1 ~]# wget --no-check-certificate http://ym68.cc/download/Heartbeat-3.0.tar.bz2
[root@nhd1 ~]# wget --no-check-certificate http://ym68.cc/download/Cluster_Glue_1.0.12.tar.bz2
[root@nhd1 ~]# wget --no-check-certificate http://ym68.cc/download/resource-agents-3.9.6.tar.gz
[root@nhd1 ~]# wget --no-check-certificate http://ym68.cc/download/drbd-8.4.3.tar.gz
[root@nhd1 ~]# tar xf drbd-8.4.3.tar.gz
[root@nhd1 ~]# tar xf Cluster_Glue_1.0.12.tar.bz2
[root@nhd1 ~]# tar xf Heartbeat-3.0.tar.bz2 
[root@nhd1 ~]# tar xf resource-agents-3.9.6.tar.gz
[root@nhd1 ~]# rpm -ivh asciidoc-8.4.5-4.1.el6.noarch.rpm
[root@nhd1 ~]# groupadd haclient
[root@nhd1 ~]# useradd -M -g haclient -s /sbin/nologin hacluster
[root@nhd1 ~]# cd Reusable-Cluster-Components-glue--0a7add1d9996/
[root@nhd1 Reusable-Cluster-Components-glue--0a7add1d9996]# ./autogen.sh
[root@nhd1 Reusable-Cluster-Components-glue--0a7add1d9996]# ./configure --prefix=/usr/local/heartbeat &&make &&make install
[root@nhd1 Reusable-Cluster-Components-glue--0a7add1d9996]# cd ../resource-agents-3.9.6
[root@nhd1 resource-agents-3.9.6]# ./autogen.sh 
[root@nhd1 resource-agents-3.9.6]# ./configure --prefix=/usr/local/heartbeat/
[root@nhd1 resource-agents-3.9.6]# ln -s /usr/local/heartbeat/lib/* /lib64/
[root@nhd1 resource-agents-3.9.6]# ln -s /usr/local/heartbeat/lib/* /lib/
[root@nhd1 resource-agents-3.9.6]# make &&make install
[root@nhd1 resource-agents-3.9.6]# cd ../Heartbeat-3-0-958e11be8686
[root@nhd1 Heartbeat-3-0-958e11be8686]# ./bootstrap
[root@nhd1 Heartbeat-3-0-958e11be8686]# export CFLAGS="$CFLAGS -I/usr/local/heartbeat/include -L/usr/local/heartbeat/lib"
[root@nhd1 Heartbeat-3-0-958e11be8686]# ./configure --prefix=/usr/local/heartbeat/
[root@nhd1 Heartbeat-3-0-958e11be8686]# sed -nr 's#\#define HA_HBCONF_DIR "/usr/local/heartbeat/etc/ha.d/"#/* & */#gp' /usr/local/heartbeat/include/heartbeat/glue_config.h
/* #define HA_HBCONF_DIR "/usr/local/heartbeat/etc/ha.d/" */
[root@nhd1 Heartbeat-3-0-958e11be8686]# make &&make install
[root@nhd1 Heartbeat-3-0-958e11be8686]# cd ../drbd-8.4.3
[root@nhd1 drbd-8.4.3]# ./configure --prefix=/usr/local/drbd --with-km --with-heartbeat &&make KDIR=/usr/src/kernels/2.6.32-696.el6.x86_64/
[root@nhd1 drbd-8.4.3]# make &&make install
[root@nhd1 drbd-8.4.3]# mkdir -p /usr/local/drbd/var/run/drbd
[root@nhd1 drbd-8.4.3]# cp /usr/local/drbd/etc/rc.d/init.d/drbd /etc/init.d/
[root@nhd1 drbd-8.4.3]# chkconfig --add drbd
[root@nhd1 drbd-8.4.3]# cd drbd
[root@nhd1 drbd]# make clean
[root@nhd1 drbd]# make KDIR=/usr/src/kernels/2.6.32-696.el6.x86_64/
[root@nhd1 drbd]# cp drbd.ko /lib/modules/2.6.32-696.el6.x86_64/kernel/lib/
[root@nhd1 drbd]# depmod
[root@nhd1 drbd]# cd /usr/local/drbd/etc/drbd.d/
[root@nhd1 drbd.d]# cp global_common.conf{,-$(date +%s)}

配置文件修改

[root@nhd1 drbd.d]# vim global_common.conf
global {
        usage-count yes;
}

common {
        handlers {
        }
        startup {
        wfc-timeout 120;
        degr-wfc-timeout 120;
        }

        options { 
        }

        disk {  
        on-io-error detach;
        }

        net {   
        protocol C;
        }
}
[root@nhd1 drbd.d]# vim r0.res
resource r0 {
        on nhd1 {
                device /dev/drbd0;
                disk    /dev/sdb1;
                address 192.168.230.101:7788;
                meta-disk internal;
        }
        on nhd2 {
                device /dev/drbd0;
                disk    /dev/sdb1;
                address 192.168.230.102:7788;
                meta-disk internal;
        }
}
[root@nhd1 drbd.d]# modprobe drbd
WARNING: Deprecated config file /etc/modprobe.conf, all config files belong into /etc/modprobe.d/.
[root@nhd1 drbd.d]# dd if=/dev/zero bs=1M count=1 of=/dev/sdb1
[root@nhd1 drbd.d]# drbdadm create-md r0
[root@nhd1 drbd.d]# /etc/init.d/drbd start

主执行

[root@nhd1 drbd.d]# drbdadm -- --overwrite-data-of-peer primary r0
[root@nhd1 drbd.d]# cat /proc/drbd 
version: 8.4.3 (api:1/proto:86-101)
GIT-hash: 89a294209144b68adb3ee85a73221f964d3ee515 build by root@nhd1, 2018-07-07 21:16:39
 0: cs:SyncSource ro:Primary/Secondary ds:UpToDate/Inconsistent C r---n-
    ns:125584 nr:0 dw:0 dr:127648 al:0 bm:7 lo:0 pe:1 ua:2 ap:0 ep:1 wo:f oos:20839188
	[>....................] sync'ed:  0.7% (20348/20472)M
	finish: 0:13:52 speed: 24,984 (24,984) K/sec
[root@nhd1 drbd.d]# mkfs.ext4 /dev/drbd0 
[root@nhd1 drbd.d]# mkdir /nfs
[root@nhd1 drbd.d]# mount /dev/drbd0 /nfs/

配置NFS

[root@nhd1 ~]# yum -y install nfs-utils rpcbind
[root@nhd1 ~]# chkconfig nfs on
[root@nhd1 ~]# chkconfig rpcbind on
[root@nhd1 ~]# chkconfig nfs on
[root@nhd1 ~]# chkconfig rpcbind on
[root@nhd1 ~]# vim /etc/exports 
/nfs    192.168.230.0/24(rw,sync,no_root_squash)
[root@nhd1 ~]# service rpcbind start
[root@nhd1 ~]# service nfs start

验证

[root@nhd2  ~]# showmount -e 192.168.230.101
Export list for 192.168.230.101:
/nfs 192.168.230.0/24
[root@nhd2  ~]# showmount -e 192.168.230.102
Export list for 192.168.230.102:
/nfs 192.168.230.0/24
[root@nhd2  ~]# mkdir /nfstest
[root@nhd2  ~]# mount -t nfs 192.168.230.101:/nfs /nfstest/
[root@nhd2  ~]# ls /nfstest/
filetest  lost+found