View source for hidden:DCache-to-HPSS

===HOWTO - HPSS FUSE client machine===
* '''1. yum install fuse.x86_64'''
* '''2. yum install fuse-libs.x86_64'''
* '''3. Install hpss rpm's'''
**'''cd /vo/gridka/install/HPSS7.4.3p2'''
**4. [root@f01-151-104-e HPSS-7.4.3p2]# ls -l hpss*
**-rw-r--r-- 1 root root   794028 Feb  6 14:26 hpss-clnt-7.4.3.2-0.el6.x86_64.rpm
**-rw-r--r-- 1 root root 26077272 Feb  6 14:26 hpss-doc-7.4.3.2-0.el6.x86_64.rpm
**-rw-r--r-- 1 root root   118524 Feb  6 14:47 hpssfs-fuse-2.0.1-0.el6.x86_64.rpm
**-rw-r--r-- 1 root root  3472392 Feb  6 14:26 hpss-lib-7.4.3.2-0.el6.x86_64.rpm
**-rw-r--r-- 1 root root   817704 Feb  6 14:26 hpss-lib-devel-7.4.3.2-0.el6.x86_64.rpm

**'''rpm -ivh *'''
* '''6. ln -s /hpss_src/hpss-7.4.3.2-0.el6 /opt/hpss'''

* '''NOTE: steps 7, 8, 8.1 only for the first GridKa machine'''
* '''7. Request a service account for GridKa: scc-dcache-0001'''
* '''8. Define the gridka principal scc-dcache-0001 in HPSS /*done by HPSS administrator*/
     /opt/hpss/bin/hpssuser -add scc-dcache-0001 -unix -ftp -home /hpss/gridka -hpsshome /hpss/gridka -shell /sbin/nologin 
     -uid 220618 -gid 12345 -password XXXXXXXX -unixkeytab /var/hpss/etc/scc-dcache-0001.unix.keytab 
     -group "SCC-users-idm" -fullname "dcache-to-hpss"
* '''8.1 Update HPSS principal's password'''
**[root@hpsscr ~]# /opt/hpss/bin/hpss_unix_keytab -f /var/hpss/etc/scc-dcache-0001.unix.keytab -P update scc-dcache-0001'''
*** >>>enter the password
*'''9. Create an user on the client machine, user: dcache with the same uid and gid as in hpss''' 
** adduser -m -d /home/dcache -u 220618 -g 12345 -s /bin/bash -p XXXXXXXX -c "dcache-to-hpss" dcache
** passwd dcache /*put it encrypted in /etc/shadow*/
***>>>enter the password
* '''10. Put the HPSS machines in /etc/hosts /*will be inserted in DNS*/ '''
**'''#HPSS Hosts, Data Network'''
**141.52.221.6 hpss.lsdf.kit.edu hpss hpsscr.lsdf.kit.edu hpsscr
**141.52.221.7 hpsscr01.lsdf.kit.edu hpsscr01 hpsscr01-d
**141.52.221.8 hpsscr02.lsdf.kit.edu hpsscr02 hpsscr02-d
**141.52.221.11 hpssmvr01.lsdf.kit.edu hpssmvr01 hpssmvr01-d
**141.52.221.12 hpssmvr02.lsdf.kit.edu hpssmvr02 hpssmvr02-d
**141.52.221.13 hpssmvr03.lsdf.kit.edu hpssmvr03 hpssmvr03-d
**192.108.47.248 hpssmvr04.lsdf.kit.edu hpssmvr04 hpssmvr04-d
**141.52.221.50 hpsstcr03.lsdf.kit.edu hpsstcr03 hpsstcr03-d
**141.52.221.51 hpsstmvr.lsdf.kit.edu hpsstmvr hpsstmvr-d

* '''11. Copy the following files from /vo/gridka/install/HPSS7.4.3p2 to f0-151-104:/var/hpss/etc/'''
** auth.conf authz.conf core_server  env.conf   ep.conf ftpaccess ftpbanner ftpusers HPSS.conf ieee_802_addr mover_list site.conf
*'''12. copy the user key table from hpsscr:/var/hpss/etc/scc-dcache-0001.unix.keytab  to f01-151-104:/home/dcache/'''
*'''13. chown dcache. scc-dcache-0001.unix.keytab; chmod 600 scc-dcache-0001.unix.keytab'''
* '''14. Modify /var/hpss/etc/env.conf'''
** #HPSS_API_HOSTNAME=hpsstcr03.lsdf.kit.edu
** HPSS_API_HOSTNAME=f01-151-104-e
** HPSS_PRIMARY_AUTHENTICATOR=auth_keytab:/home/dcache/scc-dcache-0001.unix.keytab
*'''15. mkdir /mnt/hpss; cd /mnt'''
*'''16. chown dcache. hpss'''
*'''17. chmod 700 hpss'''
*'''18.Mount HPSS
**add dcache to the FUSE group /*RedHat peculiarity*/
**su - dcache
**hpssfs -ocos=123,stream=16,princ=scc-dcache-0001,auth=auth_keytab:/home/dcache/scc-dcache-0001.unix.keytab,family=11 /hpss/gridka /mnt/hpss
**'''unmount if necessary:'''
***fusermount -u /mnt/hpss 

* '''12.Steps to be done on GridKA Firewall and LSDF Router /*done by network compartment*/''' 
** GridKa Firewall Context: permit f01-151-104-e access to 141.52.221.50 /*ip hpss core*/
** LSDF Router: permit f01-151-104-e access to  141.52.221.50 /*ip hpss core*/


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