linux配置ISCSI服务器的方法

  [root@wjb10000 ~]# targetcli  Warning: Could not load preferences file /root/.targetcli/prefs.bin.  targetcli shell version 2.1.fb41  Copyright 2011-2013 by Datera, Inc and others.  For help on commands, type 'help'.     /> cd backstores/fileio  /backstores/fileio> create disk01 /iscsi_disks/disk01.img 20G  Created fileio disk01 with size 21474836480  /backstores/fileio> cd /iscsi  /iscsi> create iqn.2016-06.wjb.com:storage.target0  Created target iqn.2016-06.wjb.com:storage.target0.  Created TPG 1.  Global pref auto_add_default_portal=true  Created default portal listening on all IPs (0.0.0.0), port 3260.  /iscsi> cd iqn.2016-06.wjb.com:storage.target0/tpg1/portals/  /iscsi/iqn.20.../tpg1/portals> create 192.168.1.50  Using default IP port 3260  Could not create NetworkPortal in configFS  /iscsi/iqn.20.../tpg1/portals> delete 0.0.0.0 3260  Deleted network portal 0.0.0.0:3260  /iscsi/iqn.20.../tpg1/portals> create 192.168.1.50  Using default IP port 3260  Created network portal 192.168.1.50:3260.  /iscsi/iqn.20.../tpg1/portals> cd ../luns  /iscsi/iqn.20...et0/tpg1/luns> create /backstores/fileio/disk01  Created LUN 0.  /iscsi/iqn.20...et0/tpg1/luns> cd ../acls  /iscsi/iqn.20...et0/tpg1/acls> create iqn.2016-06.wjb.com:www.server.com  Created Node ACL for iqn.2016-06.wjb.com:www.server.com  Created mapped LUN 0.  /iscsi/iqn.20...et0/tpg1/acls> cd iqn.2016-06.wjb.com:www.server.com/  /iscsi/iqn.20...ww.server.com> set auth userid=username  Parameter userid is now 'username'.  /iscsi/iqn.20...ww.server.com> set auth password=password  Parameter password is now 'password'.  /iscsi/iqn.20...ww.server.com> exit  Global pref auto_save_on_exit=true  Last 10 configs saved in /etc/target/backup.  Configuration saved to /etc/target/saveconfig.json

  [root@wjb10000 ~]# vim /etc/firewalld/services/iscsi.xml  <?xml version="1.0" encoding="utf-8"?>  <service>  <short>ISCSI</short>  <description>ISCSI protocal</description>  <port protocal="tcp" port="3260">  </service>  [root@wjb10000 ~]# firewall-cmd --permanent --add-service=iscsi  [root@wjb10000 ~]# firewall-cmd --reload

  [root@wjb10000 ~]# systemctl enable target.service  Created symlink from /etc/systemd/system/multi-user.target.wants/target.service to /usr/lib/systemd/system/target.service.  [root@wjb10000 ~]# systemctl start target.service

  [root@wjb10000 ~]# netstat -lnp | grep 3260  tcp    0   0 192.168.1.50:3260    0.0.0.0:*        LISTEN   -  

  [root@wjb10000 ~]# vim /etc/iscsi/initiatorname.iscsi   InitiatorName=iqn.2016-06.wjb.com:www.server.com  [root@wjb10000 ~]# vim /etc/iscsi/iscsid.conf   #node.session.auth.authmethod = CHAP  #node.session.auth.username = username  #node.session.auth.password = password      //去掉注释

  [root@wjb10000 ~]# fdisk -l     磁盘 /dev/sda：107.4 GB, 107374182400 字节，209715200 个扇区  Units = 扇区 of 1 * 512 = 512 bytes  扇区大小(逻辑/物理)：512 字节 / 512 字节  I/O 大小(最小/最佳)：512 字节 / 512 字节  磁盘标签类型：dos  磁盘标识符：0x000b2ba1       设备 Boot   Start     End   Blocks  Id System  /dev/sda1  *    2048   1026047   512000  83 Linux  /dev/sda2     1026048  62466047  30720000  83 Linux  /dev/sda3    62466048  103426047  20480000  83 Linux  /dev/sda4    103426048  209715199  53144576  5 Extended  /dev/sda5    103428096  144388095  20480000  83 Linux  /dev/sda6    144390144  152582143   4096000  82 Linux swap / Solaris  /dev/sda7    152584192  209715199  28565504  83 Linux     磁盘 /dev/sdb：21.5 GB, 21474836480 字节，41943040 个扇区  Units = 扇区 of 1 * 512 = 512 bytes  扇区大小(逻辑/物理)：512 字节 / 512 字节  I/O 大小(最小/最佳)：512 字节 / 8388608 字节     [root@wjb10000 ~]# parted --script /dev/sdb "mklabel msdos"  [root@wjb10000 ~]# parted --script /dev/sdb "mkpart primary 0% 100%"  [root@wjb10000 ~]# mkfs.xfs -i size=1024 -s size=4096 /dev/sdb1  meta-data=/dev/sdb1       isize=1024  agcount=4, agsize=1310208 blks       =            sectsz=4096 attr=2, projid32bit=1       =            crc=0    finobt=0  data   =            bsize=4096  blocks=5240832, imaxpct=25       =            sunit=0   swidth=0 blks  naming  =version 2       bsize=4096  ascii-ci=0 ftype=0  log   =internal log      bsize=4096  blocks=2560, version=2       =            sectsz=4096 sunit=1 blks, lazy-count=1  realtime =none          extsz=4096  blocks=0, rtextents=0  [root@wjb10000 ~]# mount /dev/sdb1 /mnt/  [root@wjb10000 ~]# df -hT  文件系统    类型   容量 已用 可用 已用% 挂载点  /dev/sda3   xfs    20G  68M  20G  1% /  devtmpfs    devtmpfs 904M   0 904M  0% /dev  tmpfs     tmpfs   913M   0 913M  0% /dev/shm  tmpfs     tmpfs   913M 8.7M 904M  1% /run  tmpfs     tmpfs   913M   0 913M  0% /sys/fs/cgroup  /dev/sda5   xfs    20G 1.5G  19G  8% /usr  /dev/sda7   xfs    28G  33M  28G  1% /home  /dev/sda2   xfs    30G 694M  29G  3% /var  /dev/sda1   xfs    497M 128M 370M  26% /boot  tmpfs     tmpfs   183M   0 183M  0% /run/user/0  /dev/sdb1   xfs    20G  33M  20G  1% /mnt