Linux下iscsitarget配置全过程.docx

linux iSCSI target配置全过程一:Install iSCSI target for Linux1，操作系统：rootrac2 # cat /etc/issueEnterprise Linux Enterprise Linux AS release 4 (October Update 4)Kernel r on an mrootrac2 /# uname -aLinux 2.6.9-.1.ELsmp #1 SMP Sun Oct 15 14:02:40 PDT 2006 i686 i686 i386 GNU/Linuxrootrac2 /# 2，解压文件rootrac2 # tar -xzvf iscsitarget-0.4.15.tar.gz 3，编译rootrac2 # cd iscsitarget-0.4.15rootrac2 iscsitarget-0.4.15# lsChangeLog COPYING doc etc include kernel Makefile patches README README.vmware usrrootrac2 iscsitarget-0.4.15# make Applying Patch compat-2.6.14-2.6.18.patchpatching file kernel/iscsi.hpatching file kernel/digest.cpatching file kernel/file-io.c。rootrac2 iscsitarget-0.4.15# make installinstall: creating directory /lib/modules/2.6.9-.1.ELsmp/kernel/iscsikernel/iscsi_trgt.ko - /lib/modules/2.6.9-.1.ELsmp/kernel/iscsi/iscsi_trgt.kodepmod -aqusr/ietd - /usr/sbin/ietdusr/ietadm - /usr/sbin/ietadmetc/initd/initd.redhat - /etc/init.d/iscsi-targetetc/ietd.conf - /etc/ietd.confetc/initiators.allow - /etc/initiators.allowetc/initiators.deny - /etc/initiators.denydoc/manpages/ietadm.8 - /usr/share/man/man8/ietadm.8doc/manpages/ietd.8 - /usr/share/man/man8/ietd.8doc/manpages/ietd.conf.5 - /usr/share/man/man5/ietd.conf.5install: creating directory /usr/share/doc/iscsitargetChangeLog - /usr/share/doc/iscsitarget/ChangeLogCOPYING - /usr/share/doc/iscsitarget/COPYINGREADME - /usr/share/doc/iscsitarget/READMEREADME.vmware - /usr/share/doc/iscsitarget/README.vmwarerootrac2 iscsitarget-0.4.15# 4,配置rootrac2 iscsitarget-0.4.15# vi /etc/ietd.conf User userid superpasswordTarget .example:storage.disk2.sys1.xyzLun 0 /dev/sdb1 fileioAlias lun05,启动服务rootrac2 etc# cd /etc/init.drootrac2 init.d# lsacpid crond halt killall netplugd openibd rhnsd snmpd xfsanacron cups hidd kudzu network oracleasm rpcgssd snmptrapd xinetdapmd cups-config-daemon ibmasm lm_sensors NetworkManager pand rpcidmapd spamassassin ypbindarptables_jf diskdump ipmi mdmonitor nfs pcmcia rpcsvcgssd sshd yumatd dund iptables mdmpd nfslock portmap rwhod syslogauditd firstboot irda messagebus nscd psacct saslauthd sysstatautofs functions irqbalance microcode_ctl ntpd rawdevices sendmail tog-pegasusbluetooth gpm iscsi-target netdump o2cb readahead single vncservercpuspeed haldaemon isdn netfs ocfs2 readahead_early smartd winbindrootrac2 init.d# /etc/init.d/iscsi-target startStarting iSCSI target service: OK rootrac2 init.d# 6,察看验证dmesg iSCSI Enterprise Target Software - version 0.4.15iotype_init(92) register fileioiotype_init(92) register blockioiotype_init(92) register nullioparse_fileio_params(230) Unknown /dev/sdb1 fileiofileio_attach(268) -22rootrac2 init.d# rootrac2 init.d# tailf /var/log/messages Oct 24 09:22:13 rac2 ntpd2995: kernel time sync disabled 0041Oct 24 09:23:16 rac2 ntpd2995: kernel time sync enabled 0001Oct 24 09:24:15 rac2 kernel: iSCSI Enterprise Target Software - version 0.4.15Oct 24 09:24:15 rac2 kernel: iotype_init(92) register fileioOct 24 09:24:15 rac2 kernel: iotype_init(92) register blockioOct 24 09:24:15 rac2 kernel: iotype_init(92) register nullioOct 24 09:24:15 rac2 iscsi-target: ietd startup succeededOct 24 09:24:15 rac2 kernel: parse_fileio_params(230) Unknown /dev/sdb1 fileioOct 24 09:24:15 rac2 kernel: fileio_attach(268) -22Oct 24 09:24:15 rac2 ietd: Cant create a logical unit 22 1 0 /dev/sdb1 fileio7,修改配置文件为：Target .example:storage.disk2.sys1.idiskLun 4 Path=/dev/sdb1,Type=fileioAlias sdb然后启动的时候dmesg信息为：iSCSI Enterprise Target Software - version 0.4.15iotype_init(92) register fileioiotype_init(92) register blockioiotype_init(92) register nullio日志信息：Oct 25 16:31:35 test kernel: iSCSI Enterprise Target Software - version 0.4.15Oct 25 16:31:35 test kernel: iotype_init(92) register fileioOct 25 16:31:35 test kernel: iotype_init(92) register blockioOct 25 16:31:35 test kernel: iotype_init(92) register nullio在这个地方我搞了好久,看大家的文章一直配置文件都是可以如下配置的:Target .example:storage.disk2.sys1.xyzLun 0 /dev/sdb1 fileioAlias Test但是我的一直不行,我原来是虚拟机,然后重新安装了redhat4u4,还是不行,后来有安装了redhat5,还是不行.中间我也试过用如下配置文件:User userid superpasswordTarget .example:storage.disk2.sys1.xyzLun 0 Path=/dev/sdb1, type=fileioAlias Test可是还不行,最后发现type开头字母我把它写成小写了.二，Red Hat linux iSCSI initiator configuration1，操作系统：rootrac1 # cat /etc/issueEnterprise Linux Enterprise Linux AS release 4 (October Update 4)Kernel r on an mrootrac1 # 2，安装initiatorrootrac1 # rpm -ivh iscsi-initiator-utils--4.i386.rpm warning: iscsi-initiator-utils--4.i386.rpm: V3 DSA signature: NOKEY, key ID db42a60ePreparing. # 100%1:iscsi-initiator-utils # 100%rootrac1 # 3，修改/etc/iscsid.conf 文件vi /etc/iscsid.conf 修改下面3项：DiscoveryAddress=This needs to be set to the Group IP Address of your UIT Array.SendAsyncText=yesFor the initiator to receive Vendor Specific async events from the target.Continuous=yesTo globally specify that all discovery sessions be kept open.4，启动服务rootrac1 etc# service iscsi startChecking iscsi config: OK Loading iscsi driver: OK mknod: /dev/iscsictl: File existsStarting iscsid: OK rootrac1 etc# 5,设置iscsi服务rootrac1 etc# chkconfig -list iscsiiscsi 0:off 1:off 2:off 3:off 4:off 5:off 6:offrootrac1 etc# chkconfig -add iscsirootrac1 etc# chkconfig -add iscsirootrac1 etc# chkconfig iscsi onrootrac1 etc# chkconfig -list iscsiiscsi 0:off 1:off 2:on 3:on 4:on 5:on 6:off6，察看scsi设备rootrac1 etc# iscsi-ls*SFNet iSCSI Driver Version .4:0.1.11-3(02-May-2006)*rootrac1 etc# 7, 正常情况下应该是:rootrac1 # iscsi-ls *SFNet iSCSI Driver Version .4:0.1.11-3(