linux中RH236 glusterfs存储配置的例子

主机规划

其中前四个节点为配置glusterfs 分布式、复制、分布+复制、Geo异地同步等。其中前四个节点用于几种类型存储配置，第五台主机用作client访问、和Geo异常容灾模拟。需要注意的是，如下所有的配置中，我使用的都是IP，现网中建议使用主机名或域名的方式配置，这个IP发生变更时，无需在glusterfs中进行修改，只在dns中修改下指向IP即可。

对象存储">

1. [root@server2-a ~]# gluster
2. gluster> peer probe 172.25.2.10
3. peer probe: success. Probe on localhost not needed
4. gluster> peer probe 172.25.2.11
5. peer probe: success.
6. gluster> peer probe 172.25.2.12
7. peer probe: success.
8. gluster> peer probe 172.25.2.13
9. peer probe: success.
10. gluster>

[root@server2-a ~]# mkdir -p /bricks/test
[root@server2-a ~]# mkdir -p /bricks/data
[root@server2-a ~]# vgs
  VG        #PV #LV #SN Attr   VSize  VFree
  vg_bricks   1   0   0 wz--n- 14.59g 14.59g
[root@server2-a ~]# lvcreate -L 13G -T vg_bricks/brickspool
  Logical volume "lvol0" created
  Logical volume "brickspool" created
[root@server2-a ~]# lvcreate -V 3G -T vg_bricks/brickspool -n brick_a1
  Logical volume "brick_a1" created
[root@server2-a ~]# lvcreate -V 3G -T vg_bricks/brickspool -n brick_a2
  Logical volume "brick_a2" created
[root@server2-a ~]# mkfs.xfs -i size=512 /dev/vg_bricks/brick_a1
[root@server2-a ~]# mkfs.xfs -i size=512 /dev/vg_bricks/brick_a2
[root@server2-a ~]# cat /etc/fstab |grep -v \#
UUID=0cad9910-91e8-4889-8764-fab83b8497b9 /                       ext4    defaults        1 1
UUID=661c5335-6d03-4a7b-a473-a842b833f995 /boot                   ext4    defaults        1 2
UUID=b37f001b-5ef3-4589-b813-c7c26b4ac2af swap                    swap    defaults        0 0
tmpfs                   /dev/shm                tmpfs   defaults        0 0
devpts                  /dev/pts                devpts  gid=5,mode=620  0 0
sysfs                   /sys                    sysfs   defaults        0 0
proc                    /proc                   proc    defaults        0 0
/dev/vg_bricks/brick_a1 /bricks/test/  xfs  defaults 0 0
/dev/vg_bricks/brick_a2 /bricks/data/  xfs  defaults 0 0
[root@server2-a ~]# mount -a
[root@server2-a ~]# df -h
[root@server2-a ~]# mkdir -p /bricks/test/testvol_n1
[root@server2-a ~]# mkdir -p /bricks/data/datavol_n1

[root@server2-b ~]# mkdir -p /bricks/test
[root@server2-b ~]# mkdir -p /bricks/data
[root@server2-b ~]# lvcreate -L 13G -T vg_bricks/brickspool
[root@server2-b ~]# lvcreate -V 3G -T vg_bricks/brickspool -n brick_b1
[root@server2-b ~]# lvcreate -V 3G -T vg_bricks/brickspool -n brick_b2
[root@server2-b ~]# mkfs.xfs -i size=512 /dev/vg_bricks/brick_b1
[root@server2-b ~]# mkfs.xfs -i size=512 /dev/vg_bricks/brick_b2
/dev/vg_bricks/brick_b1 /bricks/test/  xfs  defaults 0 0
/dev/vg_bricks/brick_b2 /bricks/data/  xfs  defaults 0 0
[root@server2-b ~]# mount -a
[root@server2-b ~]# df -h
[root@server2-b ~]# mkdir -p /bricks/test/testvol_n2
[root@server2-b ~]# mkdir -p /bricks/data/datavol_n2

[root@server2-c ~]# mkdir -p /bricks/safe
[root@server2-c ~]# mkdir -p /bricks/data
[root@server2-c ~]# lvcreate -L 13G -T vg_bricks/brickspool
[root@server2-c ~]# lvcreate -V 3G -T vg_bricks/brickspool -n brick_c1
[root@server2-c ~]# lvcreate -V 3G -T vg_bricks/brickspool -n brick_c2
[root@server2-c ~]# mkfs.xfs -i size=512 /dev/vg_bricks/brick_c1
[root@server2-c ~]# mkfs.xfs -i size=512 /dev/vg_bricks/brick_c2
/dev/vg_bricks/brick_c1 /bricks/safe/  xfs  defaults 0 0
/dev/vg_bricks/brick_c2 /bricks/data/  xfs  defaults 0 0
[root@server2-c ~]# mount -a
[root@server2-c ~]# df -h
[root@server2-c ~]# mkdir -p /bricks/safe/safevol_n3
[root@server2-c ~]# mkdir -p /bricks/data/datavol_n3
bricks-rep

[root@server2-d ~]# mkdir -p /bricks/safe
[root@server2-d ~]# mkdir -p /bricks/data
[root@server2-d ~]# lvcreate -L 13G -T vg_bricks/brickspool
[root@server2-d ~]# lvcreate -V 3G -T vg_bricks/brickspool -n brick_d1
[root@server2-d ~]# lvcreate -V 3G -T vg_bricks/brickspool -n brick_d2
[root@server2-d ~]# mkfs.xfs -i size=512 /dev/vg_bricks/brick_d1
[root@server2-d ~]# mkfs.xfs -i size=512 /dev/vg_bricks/brick_d2
/dev/vg_bricks/brick_d1 /bricks/safe/  xfs  defaults 0 0
/dev/vg_bricks/brick_d2 /bricks/data/  xfs  defaults 0 0
[root@server2-d ~]# mount -a
[root@server2-d ~]# df -h
[root@server2-d ~]# mkdir -p /bricks/safe/safevol_n4
[root@server2-d ~]# mkdir -p /bricks/data/datavol_n4

[root@server2-a ~]# gluster
gluster> volume create testvol 172.25.2.10:/bricks/test/testvol_n1  172.25.2.11:/bricks/test/testvol_n2
volume create: testvol: success: please start the volume to access data
gluster> volume start testvol
volume start: testvol: success
gluster> volume set testvol auth.allow 172.25.2.*
gluster> volume list
gluster> volume info testvol 

[root@server2-a ~]# gluster
gluster> volume create safevol replica 2 172.25.2.12:/bricks/safe/safevol_n3  172.25.2.13:/bricks/safe/safevol_n4
gluster> volume start safevol
gluster> volume set testvol auth.allow 172.25.2.*
gluster> volume list
gluster> volume info safevol 

[root@server2-a ~]# gluster
gluster> volume create datavol replica 2 172.25.2.10:/bricks/data/datavol_n4 172.25.2.11:/bricks/data/datavol_n4 172.25.2.12:/bricks/data/datavol_n4 172.25.2.13:/bricks/data/datavol_n4
gluster> volume start datavol
gluster> volume set testvol auth.allow 172.25.2.*
gluster> volume list
gluster> volume info datavol
mount-glusterfs

[root@server2-e ~]# cat /etc/fstab |grep -v \#
UUID=0cad9910-91e8-4889-8764-fab83b8497b9 /                       ext4    defaults        1 1
UUID=661c5335-6d03-4a7b-a473-a842b833f995 /boot                   ext4    defaults        1 2
UUID=b37f001b-5ef3-4589-b813-c7c26b4ac2af swap                    swap    defaults        0 0
tmpfs                   /dev/shm                tmpfs   defaults        0 0
devpts                  /dev/pts                devpts  gid=5,mode=620  0 0
sysfs                   /sys                    sysfs   defaults        0 0
proc                    /proc                   proc    defaults        0 0
172.25.2.10:/testvol    /test                 glusterfs _netdev,acl   0 0
172.25.2.10:/safevol    /safe                 nfs   _netdev   0 0
172.25.2.10:/datavol    /data                 glusterfs _netdev   0 0
[root@server2-e ~]# mkdir /test  /safe /data
[root@server2-e ~]# mount -a
[root@server2-e ~]# df -h

[root@server2-e ~]# mkdir -p /test/confidential
[root@server2-e ~]# groupadd admins
[root@server2-e ~]# chgrp admins /test/confidential/
[root@server2-e ~]# useradd suresh
[root@server2-e ~]# cd /test/
[root@server2-e test]# setfacl -m u:suresh:rwx /test/confidential/
[root@server2-e test]# setfacl -m d:u:suresh:rwx /test/confidential/
[root@server2-e test]# useradd anita
[root@server2-e test]# setfacl -m u:anita:rx /test/confidential/
[root@server2-e test]# setfacl -m d:u:anita:rx /test/confidential/
[root@server2-e test]# chmod o-rx /test/confidential/
glusterfs-quota

[root@server2-e ~]# mkdir -p /safe/mailspool
[root@server2-a ~]# gluster
gluster> volume
gluster> volume quota safevol enable
gluster> volume quota safevol limit-usage /mailspool 192MB
gluster> volume quota safevol list
[root@server2-e ~]# chmod o+w /safe/mailspool
Geo-replication

[root@server2-e ~]# lvcreate -L 13G -T vg_bricks/brickspool
[root@server2-e ~]# lvcreate -V 8G -T vg_bricks/brickspool -n slavebrick1
[root@server2-e ~]# mkfs.xfs -i size=512 /dev/vg_bricks/slavebrick1
[root@server2-e ~]# mkdir -p /bricks/slavebrick1
[root@server2-e ~]# vim /etc/fstab
/dev/vg_bricks/slavebrick1  /bricks/slavebrick1 xfs  defaults 0 0
[root@server2-e ~]# mount -a
[root@server2-e ~]# mkdir -p /bricks/slavebrick1/brick
[root@server2-e ~]# gluster volume create testrep 172.25.2.14:/bricks/slavebrick1/brick/
[root@server2-e ~]# gluster volume start testrep
[root@server2-e ~]# groupadd repgrp
[root@server2-e ~]# useradd georep -G repgrp
[root@server2-e ~]# passwd georep
[root@server2-e ~]# mkdir -p /var/mountbroker-root
[root@server2-e ~]# chmod 0711 /var/mountbroker-root/
[root@server2-e ~]# cat /etc/glusterfs/glusterd.vol
volume management
    type mgmt/glusterd
    option working-directory /var/lib/glusterd
    option transport-type socket,rdma
    option transport.socket.keepalive-time 10
    option transport.socket.keepalive-interval 2
    option transport.socket.read-fail-log off
    option ping-timeout 0
#   option base-port 49152
    option rpc-auth-allow-insecure on
    option mountbroker-root /var/mountbroker-root/
    option mountbroker-geo-replication.georep testrep
    option geo-replication-log-group repgrp
end-volume
[root@server2-e ~]# /etc/init.d/glusterd restart
[root@server2-a ~]# ssh-keygen
[root@server2-a ~]# ssh-copy-id georep@172.25.2.14
[root@server2-a ~]# ssh georep@172.25.2.14
[root@server2-a ~]# gluster system:: execute gsec_create
[root@server2-a ~]# gluster volume geo-replication testvol georep@172.25.2.14::testrep create push-pem
[root@server2-e ~]# sh /usr/libexec/glusterfs/set_geo_rep_pem_keys.sh georep testvol testrep
[root@server2-a ~]# gluster volume geo-replication testvol georep@172.25.2.14::testrep start
[root@server2-a ~]# gluster volume geo-replication testvol georep@172.25.2.14::testrep status
glusterfs-snapshot

[root@server2-a ~]# gluster snapshot create safe-snap safevol

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