| | 1 | [[PageOutline]] |
| | 2 | {{{ |
| | 3 | #!html |
| | 4 | <h1 style="text-align: center; color: blue">實作三: Xen 虛擬化叢集安裝操作</h1> |
| | 5 | }}} |
| | 6 | ---- |
| | 7 | = 【前言】 = |
| | 8 | * '''''安裝前的小叮嚀__''''' |
| | 9 | * ONE 只需安裝在 '''''node01''''' 即可 (ONE 的指令都在 node01 上執行) |
| | 10 | * node01 為 '''''ONE Server''''' 和 '''''NFS Server''''' |
| | 11 | * 此練習不用考慮'''''網路架構和IP分配''''' (網路架構採用 Bridge 和 IP 交由 DRBL Server 動態分配) |
| | 12 | * 共享的 Storagr 採用 '''''NFS''''' (才能做 Migrate 和 Live Migrate ) |
| | 13 | ---- |
| | 14 | = 【Step 1: 安裝需要的套件】 = |
| | 15 | {{{ |
| | 16 | $ sudo aptitude install ruby sqlite3 libsqlite3-0 libsqlite3-dev libsqlite3-ruby libxmlrpc-c3 libxmlrpc-c3-dev scons g++ flex bison |
| | 17 | }}} |
| | 18 | ---- |
| | 19 | = 【Step 2: 下載並安裝One】 = |
| | 20 | {{{ |
| | 21 | ### 在node01 上執行 (ONE 只需安裝在 node01 上) ### |
| | 22 | $ wget http://opennebula.org/files/one-1.2.0.tar.gz |
| | 23 | $ tar zxvf one-1.2.0.tar.gz |
| | 24 | $ cd one-1.2.0 |
| | 25 | $ scons |
| | 26 | $ sudo mkdir /home/one |
| | 27 | |
| | 28 | ### 配置 ONE 環境變數 ### |
| | 29 | $ vim ~/.profile |
| | 30 | export ONE_LOCATION=/home/one |
| | 31 | export ONE_XMLRPC=http://localhost:2633/RPC2 |
| | 32 | export PATH=$PATH:$ONE_LOCATION/bin |
| | 33 | $ source ~/.profile |
| | 34 | |
| | 35 | $ sudo ./install.sh -d /home/one |
| | 36 | }}} |
| | 37 | ---- |
| | 38 | = 【Step 3: 編輯 ONE 設定檔】 = |
| | 39 | {{{ |
| | 40 | ### 在 node01 上編輯,將 160~164 行註解掉,打開 169~173 行 ### |
| | 41 | $ cd /home/one |
| | 42 | $ vim etc/oned.conf |
| | 43 | 23 VM_POLLING_INTERVAL = 1 |
| | 44 | 160 #TM_MAD = [ |
| | 45 | 161 #name = "tm_ssh", |
| | 46 | 162 #executable = "one_tm", |
| | 47 | 163 #arguments = "tm_ssh/tm_ssh.conf", |
| | 48 | 164 #default = "tm_ssh/tm_ssh.conf" ] |
| | 49 | |
| | 50 | 169 TM_MAD = [ |
| | 51 | 170 name = "tm_nfs", |
| | 52 | 171 executable = "one_tm", |
| | 53 | 172 arguments = "tm_ssh/tm_nfs.conf", |
| | 54 | 173 default = "tm_ssh/tm_nfs.conf" ] |
| | 55 | }}} |
| | 56 | ---- |
| | 57 | = 【Step 4: 啟動 ONE】 = |
| | 58 | * 啟動 ONE 前的小叮嚀 |
| | 59 | * 確認 node01 和 node02 已執行 xend start |
| | 60 | * 兩台都可讓 root 自動登入 |
| | 61 | * 只需在 node01 啟動 ONE 即可 |
| | 62 | {{{ |
| | 63 | ### 在 node01 上執行 ### |
| | 64 | $ one start |
| | 65 | }}} |
| | 66 | ---- |
| | 67 | = 【Step 5: 新增 node01 和 node02 到 ONE Pool】 = |
| | 68 | {{{ |
| | 69 | ### 在 node01 上執行 ### |
| | 70 | $ onehost add node01 im_xen vmm_xen tm_nfs |
| | 71 | $ onehost add node02 im_xen vmm_xen tm_nfs |
| | 72 | |
| | 73 | $ sudo onehost list |
| | 74 | }}} |
| | 75 | ---- |
| | 76 | = 【Step 6: 使用 ONE 來開啟 VM】 = |
| | 77 | {{{ |
| | 78 | ### 在 node01 上執行 ### |
| | 79 | ### 編輯 xen01 的設定檔 ### |
| | 80 | $ vim /home/domains/xen01.one |
| | 81 | NAME = xen01 |
| | 82 | CPU = 1 |
| | 83 | MEMORY = 156 |
| | 84 | OS = [ kernel = /boot/vmlinuz-2.6.22.9-rock, |
| | 85 | initrd = /boot/initrd.img-2.6.22.9-rock, |
| | 86 | root = sda2, |
| | 87 | kernel_cmd = "ro xencons=tty console=tty1"] |
| | 88 | DISK = [ source = /home/domains/xen01/disk.img, |
| | 89 | clone = no, |
| | 90 | target = sda2, |
| | 91 | readonly = no] |
| | 92 | DISK = [ type = swap, |
| | 93 | size = 512, |
| | 94 | target = "sda1", |
| | 95 | readonly = "no" ] |
| | 96 | NIC = [mac=""] |
| | 97 | |
| | 98 | ### 使用 ONE 來開啟 xen01 ### |
| | 99 | $ sudo onevm create xen01.one |
| | 100 | $ sudo onevm deploy xen01 node02 |
| | 101 | |
| | 102 | $ sudo onevm list |
| | 103 | }}} |
| | 104 | * 練習:請在開啟一個虛擬機器名為 xen02 |
| | 105 | * 法一:複製 xen01 的 image,再修改參數 |
| | 106 | * 法二:使用 xen-create-image 指令 |
| | 107 | ---- |