cgi/volumes/create_sharelv.lua

   1 #!/usr/bin/lua
   2
   3 dofile "libutil.lua"
   4 local vgname = "sharevg"
   5 local lvname = "homelv"
   6 local lvmount = "/mnt"
   7
   8 function list_free_disks()
   9                                 ui_message_info([[
  10                                                                                 <strong>创建共享卷:</strong>下面列出了您系统上的空闲磁盘.
  11                                                                 ]])
  12                                 print([[
  13                                                 <form action = "volumes_create_sharelv.cgi" method = "post">
  14                                                 <table cellspacing="1" cellpadding="5" border="0" width="90%">
  15                                                 <tr align="left">
  16                                                 <td bgcolor="#ebebeb"></td>
  17                                                 <td bgcolor="#ebebeb"><strong>磁盘编号</strong></td>
  18                                                 <td bgcolor="#ebebeb"><strong>类型</strong></td>
  19                                                 <td bgcolor="#ebebeb"><strong>容量</strong></td>
  20                                                 <td bgcolor="#ebebeb"><strong>型号</strong></td>
  21                                                 </tr>
  22                                                 ]])
  23
  24                                 i = 0
  25 --                              dt = get_disks()
  26                                 dt = get_block_devices()
  27                                 for d in pairs(dt) do
  28                                                                 if not dt[d].used then
  29                                                                 i = i + 1
  30                                                                 local _status, _used = "<font color=green>空闲</font>", ""
  31                                                                 local _type = "硬盘"
  32                                                                 if string.sub(dt[d].model,1,4) == "raid" then _type = "磁盘阵列" end
  33                                                                 if dt[d].used then
  34                                                                                                 _status = "<font color=red>使用中</font>"
  35                                                                                                 if dt[d].used == "fs" then
  36                                                                                                                                 _used = "文件系统"
  37                                                                                                 elseif dt[d].used == "lvm" then
  38                                                                                                                                 _used = "共享卷"
  39                                                                                                 elseif dt[d].used == "raid" then
  40                                                                                                                                 _used = "磁盘阵列"
  41                                                                                                 end
  42
  43                                                                 end
  44                                                                 local _td1 = string.format([[<tr bgcolor=#c6d5a8 align="left"><td>
  45                                                                 <input type="checkbox" name="devs_%d" value="%s"></td><td>%s</td>]], i, d, d)
  46                                                                 print(_td1)
  47                                                                 print("<td>".._type.."</td>")
  48                                                                 print("<td>"..dt[d].size.."</td>")
  49                                                                 print("<td>"..dt[d].model.."</td>")
  50                                 end
  51                                 end
  52
  53                                 print([[</table>
  54                                                                 <input type="hidden" name=todo value="todo">
  55                                                                 <input type="submit" value="创建共享卷">
  56                                                                 <input type="reset" value="清除">
  57                                                                 </form><br>]])
  58 end
  59
  60 function display()
  61                                 if is_vg_exist(vgname) then
  62                                                                 display_lv()
  63                                 else
  64                                                                 ui_message_warning([[
  65                                                                                 <strong>创建共享卷:</strong>您的系统上还没有共享卷，共享卷是有一个或多个磁盘组成的虚拟磁盘，所有共享数据都存放在这里.<a href=volumes_create_sharelv.cgi?todo=disks>创建您的共享卷</a>
  66                                                                 ]])
  67                                 end
  68 end
  69
  70 function create_lv(qp)
  71                                 local devices = ""
  72                                 local err = ""
  73                                 local vgsize = ""
  74                                 local success = "<font color=green><strong>成功</strong></font><br>"
  75                                 local conf = "/dev/"..vgname.."/"..lvname.."\t"..lvmount.."\txfs\tdefaults\t0\t0\n"
  76                                 print(conf)
  77                                 for k,v in pairs(qp) do
  78                                                 if string.sub(k,1,5) == "devs_" then
  79                                                         print(qp[k])
  80                                                         if string.find(qp[k], "%S+%d+") then
  81                                                                 devices = devices.." "..qp[k]
  82                                                         else
  83                                                                 if not do_disk(qp[k]) then ui_message_err("do_disk error") return
  84                                                                 else
  85                                                                 devices = devices.." "..qp[k].."2"
  86                                                                 end
  87
  88                                                         end
  89                                                 end
  90                                 end
  91                                 if string.len(devices) == 0 then ui_message_err("请选择磁盘") return end
  92
  93                                 print("正在创建物理卷 ...")
  94                                 err, ret= myexec("sudo /sbin/pvcreate -f -y "..devices)
  95                                 if ret ~= 0 then        ui_message_err(err.."ret "..ret) return else print(success) end
  96
  97                                 print("正在创建卷组 ...")
  98                                 err, ret= myexec("sudo /sbin/vgcreate "..vgname.." "..devices)
  99                                 if ret ~= 0 then        ui_message_err(err.."ret "..ret) return else print(success) end
 100                                 vg = get_vg()
 101                                 for v in pairs(get_vg()) do
 102                                         if v == vgname then
 103                                                                 vgsize = vg[v].totalpe
 104                                         end
 105                                 end
 106
 107                                 print("正在创建共享卷 ...")
 108                                 err, ret= myexec("sudo /sbin/lvcreate -n "..lvname.." -l "..vgsize.." "..vgname)
 109                                 if ret ~= 0 then        ui_message_err(err.."ret "..ret) return else print(success) end
 110
 111                                 print("正在格式化共享卷 ...")
 112                                 err, ret= myexec("sudo /sbin/mkfs.xfs -f ".."/dev/"..vgname.."/"..lvname)
 113                                 if ret ~= 0 then        ui_message_err(err.."ret "..ret) return else print(success) end
 114
 115                                 print("正在加载共享卷 ...")
 116                                 err, ret= myexec("sudo /bin/mount /dev/"..vgname.."/"..lvname.." /mnt")
 117                                 if ret ~= 0 then        ui_message_err(err) return end
 118                                 if ret ~= 0 then        ui_message_err(err.."ret "..ret) return else print(success) end
 119                                 mywrite("/etc/fstab", myread("/etc/fstab")..conf)
 120                                 file_gsub("/etc/rc.conf", "USELVM=.-\n","USELVM=\"yes\"")
 121 end
 122
 123 ------------------- CGI OUTPUT ---------------------
 124 local qp = ui_getqp()
 125                                 print("<h3>共享卷管理</h3>")
 126 if not qp.todo then
 127                                 display()
 128 elseif qp.todo == "disks" then
 129                                 list_free_disks()
 130 else
 131                         create_lv(qp)
 132 end