Gluster yatayda b\u00fcy\u00fcyebilen, \u00fccretsiz ve a\u00e7\u0131k kaynak kodlu bir network dosya sistemidir. G\u00fcn\u00fcm\u00fcz\u00fcn de\u011fi\u015fen depolama ihtiya\u00e7lar\u0131 g\u00f6z \u00f6n\u00fcne al\u0131nalarak da\u011f\u0131t\u0131k, bulut depolama \u00e7\u00f6z\u00fcm\u00fc olarak ortaya \u00e7\u0131km\u0131\u015ft\u0131r.<\/p>\n
Detaylar\u0131 a\u015fa\u011f\u0131da yer alan ad\u0131mlar takip edilerek Centos 7 minimal i\u015fletim sistemi \u00fczerine Gluster k\u00fcmesi (cluster) kurulumu yap\u0131labilir. Bu makalede 2 sunucudan olu\u015fan bir k\u00fcme \u00fczerine nas\u0131l Gluster Cluster\u2019\u0131 kurulaca\u011f\u0131na dair detaylar\u0131 payla\u015faca\u011f\u0131m. Kurulum yap\u0131lan sunucularda sadece GlusterFS kullan\u0131m\u0131na verilecek\u00a0\/dev\/sdb<\/strong>\u00a0diskleri oldu\u011fu varsay\u0131lmaktad\u0131r. Gluster Cluster\u2019\u0131n topolojisi ve disk say\u0131s\u0131 ihtiya\u00e7lar do\u011frultusunda \u00e7e\u015fitlilik g\u00f6sterecektir. A\u015fa\u011f\u0131daki kurulum ad\u0131mlar\u0131n\u0131 takip ederek ve topoloji dosyas\u0131n\u0131 g\u00fcncelleyerek kendi ihtiya\u00e7lar\u0131n\u0131z do\u011frultusunda bir kurulum yapabilirsiniz. Gluster Cluster kurulumu i\u00e7in farkl\u0131 y\u00f6ntemlerle ilerlenebilmektedir. Bu makalede detaylar\u0131n\u0131 payla\u015ft\u0131\u011f\u0131m ad\u0131mlar Heketi \u00fczerinden nas\u0131l kurabilece\u011finizi g\u00f6sterecektir. \u0130lerleyen makalelerde farkl\u0131 y\u00f6ntemleri de bulabilirsiniz.<\/p>\n Kuruluma ba\u015flarken sunucular\u0131n birbirlerini g\u00f6rd\u00fc\u011f\u00fc ve dns \u00fczerinden gidebildikleri,\u00a0\/etc\/hosts<\/strong>\u00a0dosyas\u0131nda kay\u0131tlar\u0131 oldu\u011fu kontrol edilmelidir.<\/p>\n GlusterFS taraf\u0131ndan kullan\u0131lacak olan dm_thin_pool Kernel mod\u00fcl\u00fc a\u015fa\u011f\u0131daki komutla y\u00fcklenir;<\/p>\n dm_thin_pool mod\u00fcl\u00fcn\u00fcn restartlar sonras\u0131 da aktif olmas\u0131 i\u00e7in \/etc\/modules-load.d alt\u0131na girdi eklenmelidir.;<\/p>\n Redhat sunucularda a\u015fa\u011f\u0131daki i\u00e7erikle \/etc\/yum.repos.d\/Gluster.repo adresinde bir repo tan\u0131m\u0131 yap\u0131lmal\u0131d\u0131r;<\/p>\n Depo tan\u0131mlar\u0131 ard\u0131ndan a\u015fa\u011f\u0131daki komutlar yard\u0131m\u0131yla Gluster kurulumu ve servisinin ba\u015flat\u0131lmas\u0131 sa\u011flan\u0131r;<\/p>\n \u0130\u015fletim sisteminde firewall aktif ise a\u015fa\u011f\u0131daki komutla kapat\u0131l\u0131r;<\/p>\n Root kullan\u0131c\u0131s\u0131 i\u00e7in sunucular aras\u0131 \u015fifresiz ge\u00e7i\u015f yap\u0131land\u0131r\u0131l\u0131r.<\/p>\n
\nmodprobe dm_thin_pool
\n<\/code><\/p>\n
\necho dm_thin_pool >> \/etc\/modules-load.d\/dm_thin_pool.conf
\n<\/code><\/p>\n
\n[gluster6]
\nname=Gluster 6 Repository
\nbaseurl=http:\/\/mirror.centos.org\/centos\/7\/storage\/$basearch\/gluster-6\/
\ngpgcheck=0
\nenabled=1
\n<\/code>
\nCentos 7\u2019de ise a\u015fa\u011f\u0131daki komutla gerekli RPM depolar\u0131n\u0131n kurulumu kolayl\u0131kla yap\u0131labilir;
\n
\nyum install -y centos-release-gluster
\n<\/code><\/p>\n
\nyum install -y glusterfs-server
\nsystemctl start glusterd
\nsystemctl enable glusterd
\n<\/code><\/p>\n
\nsystemctl stop firewalld
\nsystemctl disable firewalld
\n<\/code>
\nFirewall\u2019u tamamen kapatmay\u0131 tercih etmiyorsan\u0131z, alternatif olarak a\u015fa\u011f\u0131daki komutla eri\u015fecek ip\u2019ler i\u00e7in tan\u0131mlar yapmal\u0131s\u0131n\u0131z;<\/p>\n
\nfirewall-cmd --zone=public --add-rich-rule='rule family=\"ipv4\" source address=\"[ER\u0130\u015e\u0130M_VER\u0130LECEK_\u0130P_ADRES\u0130]\" accept'
\nfirewall-cmd --reload
\n<\/code><\/p>\n