forked from izaya/OC-PsychOS2
102 lines
2.1 KiB
Lua
102 lines
2.1 KiB
Lua
local component = require "component"
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local fs = require "fs"
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local shell = require "shell"
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local shutil = {}
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function shutil.import(lib)
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local cE = os.getenv("INCLUDE") or shell.include
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local nE = {}
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for k,v in pairs(cE) do
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nE[#nE+1] = v
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end
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require(lib)
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nE[#nE+1] = lib
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return true
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end
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function shutil.ls(...)
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local tA = {...}
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if not tA[1] then tA[1] = "." end
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for _,d in ipairs(tA) do
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if #tA > 1 then
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print(d..":")
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end
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for _,f in ipairs(fs.list(d)) do
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print(" "..f)
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end
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end
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end
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function shutil.cat(...)
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for _,fn in ipairs({...}) do
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local f = io.open(fn,"rb")
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io.write(f:read("*a"))
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f:close()
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end
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end
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function shutil.ps()
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print("PID# Parent | Name")
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for k,v in pairs(os.tasks()) do
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local t = os.taskInfo(v)
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print(string.format("%4d %4d | %s",v,t.parent,t.name))
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end
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end
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function shutil.df()
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local mt = fs.mounts()
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local ml = 0
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for k,v in pairs(mt) do
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if v:len() > ml then
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ml = v:len()
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end
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end
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local scale = {"K","M","G","T","P"}
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local function wrapUnits(n)
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local count = 0
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while n > 1024 do
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count = count + 1
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if not scale[count] then return "inf" end
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n = n / 1024
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end
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return tostring(math.floor(n))..(scale[count] or "")
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end
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local fstr = "%-"..tostring(ml).."s %5s %5s"
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print("fs"..(" "):rep(ml-2).." size used")
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for k,v in pairs(mt) do
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local st, su = fs.spaceTotal(v), fs.spaceUsed(v)
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print(string.format(fstr,v,wrapUnits(st),wrapUnits(su)))
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end
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end
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function shutil.mount(addr,path)
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if not addr then
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local mt = fs.mounts()
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for k,v in pairs(mt) do
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print(tostring(fs.address(v)).." on "..tostring(v).." type "..fs.type(v))
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end
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else
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local fscomp = component.list("filesystem")
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if not fscomp[addr] then
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for k,v in pairs(fscomp) do
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if k:find(addr) then
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print(tostring(addr).." not found, assuming you meant "..k)
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addr = k
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break
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end
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end
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end
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local proxy = component.proxy(addr)
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if not proxy then
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return false, "no such filesystem component"
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end
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print(fs.mount(path,proxy))
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end
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end
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shutil.cd = os.chdir
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shutil.mkdir = fs.makeDirectory
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shutil.cp = fs.copy
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return shutil
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