luci/modules/luci-mod-admin-full/luasrc/model/cbi/admin_system/fstab.lua
Daniel Dickinson 89f74f77da luci-mod-admin-full: fstab: Add ability to set global options like anonymous mounts
Previously the global configuration options were missing the the LuCI configuration,
however these options are useful, so make them available to the UI.
2015-12-02 02:16:35 -05:00

263 lines
7.7 KiB
Lua

-- Copyright 2008 Steven Barth <steven@midlink.org>
-- Licensed to the public under the Apache License 2.0.
require("luci.tools.webadmin")
local fs = require "nixio.fs"
local util = require "nixio.util"
local tp = require "luci.template.parser"
local block = io.popen("block info", "r")
local ln, dev, devices = nil, nil, {}
repeat
ln = block:read("*l")
dev = ln and ln:match("^/dev/(.-):")
if dev then
local e, s, key, val = { }
for key, val in ln:gmatch([[(%w+)="(.-)"]]) do
e[key:lower()] = val
devices[val] = e
end
s = tonumber((fs.readfile("/sys/class/block/%s/size" % dev)))
e.dev = "/dev/%s" % dev
e.size = s and math.floor(s / 2048)
devices[e.dev] = e
end
until not ln
block:close()
m = Map("fstab", translate("Mount Points"))
s = m:section(TypedSection, "global", translate("Global Settings"))
s.addremove = false
s.anonymous = true
o = s:option(Flag, "anon_swap", translate("Anonymous Swap"), translate("Mount swap not specifically configured"))
o.default = o.disabled
o.rmempty = false
o = s:option(Flag, "anon_mount", translate("Anonymous Mount"), translate("Mount filesystems not specifically configured"))
o.default = o.disabled
o.rmempty = false
o = s:option(Flag, "auto_swap", translate("Automount Swap"), translate("Automatically mount swap on hotplug"))
o.default = o.enabled
o.rmempty = false
o = s:option(Flag, "auto_mount", translate("Automount Filesystem"), translate("Automatically mount filesystems on hotplug"))
o.default = o.enabled
o.rmempty = false
o = s:option(Flag, "check_fs", translate("Check fileystems before mount"), translate("Automatically check filesystem for errors before mounting"))
o.default = o.disabled
o.rmempty = false
local mounts = luci.sys.mounts()
local non_system_mounts = {}
for rawmount, val in pairs(mounts) do
if (string.find(val.mountpoint, "/tmp/.jail") == nil) then
repeat
val.umount = false
if (val.mountpoint == "/") then
break
elseif (val.mountpoint == "/overlay") then
break
elseif (val.mountpoint == "/rom") then
break
elseif (val.mountpoint == "/tmp") then
break
elseif (val.mountpoint == "/tmp/shm") then
break
elseif (val.mountpoint == "/tmp/upgrade") then
break
elseif (val.mountpoint == "/dev") then
break
end
val.umount = true
until true
non_system_mounts[rawmount] = val
end
end
v = m:section(Table, non_system_mounts, translate("Mounted file systems"))
fs = v:option(DummyValue, "fs", translate("Filesystem"))
mp = v:option(DummyValue, "mountpoint", translate("Mount Point"))
avail = v:option(DummyValue, "avail", translate("Available"))
function avail.cfgvalue(self, section)
return luci.tools.webadmin.byte_format(
( tonumber(mounts[section].available) or 0 ) * 1024
) .. " / " .. luci.tools.webadmin.byte_format(
( tonumber(mounts[section].blocks) or 0 ) * 1024
)
end
used = v:option(DummyValue, "used", translate("Used"))
function used.cfgvalue(self, section)
return ( mounts[section].percent or "0%" ) .. " (" ..
luci.tools.webadmin.byte_format(
( tonumber(mounts[section].used) or 0 ) * 1024
) .. ")"
end
unmount = v:option(Button, "unmount", translate("Unmount"))
unmount.render = function(self, section, scope)
if non_system_mounts[section].umount then
self.title = translate("Unmount")
self.inputstyle = "remove"
Button.render(self, section, scope)
end
end
unmount.write = function(self, section)
if non_system_mounts[section].umount then
luci.sys.call("/bin/umount '%s'" % luci.util.shellstartsqescape(non_system_mounts[section].mountpoint))
return luci.http.redirect(luci.dispatcher.build_url("admin/system", "fstab"))
end
end
mount = m:section(TypedSection, "mount", translate("Mount Points"), translate("Mount Points define at which point a memory device will be attached to the filesystem"))
mount.anonymous = true
mount.addremove = true
mount.template = "cbi/tblsection"
mount.extedit = luci.dispatcher.build_url("admin/system/fstab/mount/%s")
mount.create = function(...)
local sid = TypedSection.create(...)
if sid then
luci.http.redirect(mount.extedit % sid)
return
end
end
mount:option(Flag, "enabled", translate("Enabled")).rmempty = false
dev = mount:option(DummyValue, "device", translate("Device"))
dev.rawhtml = true
dev.cfgvalue = function(self, section)
local v, e
v = m.uci:get("fstab", section, "uuid")
e = v and devices[v:lower()]
if v and e and e.size then
return "UUID: %s (%s, %d MB)" %{ tp.pcdata(v), e.dev, e.size }
elseif v and e then
return "UUID: %s (%s)" %{ tp.pcdata(v), e.dev }
elseif v then
return "UUID: %s (<em>%s</em>)" %{ tp.pcdata(v), translate("not present") }
end
v = m.uci:get("fstab", section, "label")
e = v and devices[v]
if v and e and e.size then
return "Label: %s (%s, %d MB)" %{ tp.pcdata(v), e.dev, e.size }
elseif v and e then
return "Label: %s (%s)" %{ tp.pcdata(v), e.dev }
elseif v then
return "Label: %s (<em>%s</em>)" %{ tp.pcdata(v), translate("not present") }
end
v = Value.cfgvalue(self, section) or "?"
e = v and devices[v]
if v and e and e.size then
return "%s (%d MB)" %{ tp.pcdata(v), e.size }
elseif v and e then
return tp.pcdata(v)
elseif v then
return "%s (<em>%s</em>)" %{ tp.pcdata(v), translate("not present") }
end
end
mp = mount:option(DummyValue, "target", translate("Mount Point"))
mp.cfgvalue = function(self, section)
if m.uci:get("fstab", section, "is_rootfs") == "1" then
return "/overlay"
else
return Value.cfgvalue(self, section) or "?"
end
end
fs = mount:option(DummyValue, "fstype", translate("Filesystem"))
fs.cfgvalue = function(self, section)
local v, e
v = m.uci:get("fstab", section, "uuid")
v = v and v:lower() or m.uci:get("fstab", section, "label")
v = v or m.uci:get("fstab", section, "device")
e = v and devices[v]
return e and e.type or m.uci:get("fstab", section, "fstype") or "?"
end
op = mount:option(DummyValue, "options", translate("Options"))
op.cfgvalue = function(self, section)
return Value.cfgvalue(self, section) or "defaults"
end
rf = mount:option(DummyValue, "is_rootfs", translate("Root"))
rf.cfgvalue = function(self, section)
local target = m.uci:get("fstab", section, "target")
if target == "/" then
return translate("yes")
elseif target == "/overlay" then
return translate("overlay")
else
return translate("no")
end
end
ck = mount:option(DummyValue, "enabled_fsck", translate("Check"))
ck.cfgvalue = function(self, section)
return Value.cfgvalue(self, section) == "1"
and translate("yes") or translate("no")
end
swap = m:section(TypedSection, "swap", "SWAP", translate("If your physical memory is insufficient unused data can be temporarily swapped to a swap-device resulting in a higher amount of usable <abbr title=\"Random Access Memory\">RAM</abbr>. Be aware that swapping data is a very slow process as the swap-device cannot be accessed with the high datarates of the <abbr title=\"Random Access Memory\">RAM</abbr>."))
swap.anonymous = true
swap.addremove = true
swap.template = "cbi/tblsection"
swap.extedit = luci.dispatcher.build_url("admin/system/fstab/swap/%s")
swap.create = function(...)
local sid = TypedSection.create(...)
if sid then
luci.http.redirect(swap.extedit % sid)
return
end
end
swap:option(Flag, "enabled", translate("Enabled")).rmempty = false
dev = swap:option(DummyValue, "device", translate("Device"))
dev.cfgvalue = function(self, section)
local v
v = m.uci:get("fstab", section, "uuid")
if v then return "UUID: %s" % v end
v = m.uci:get("fstab", section, "label")
if v then return "Label: %s" % v end
v = Value.cfgvalue(self, section) or "?"
e = v and devices[v]
if v and e and e.size then
return "%s (%s MB)" % {v, e.size}
else
return v
end
end
return m