forked from izaya/OC-PsychOS2
replacing the init system with something more OpenOS rc inspired
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parent
66ea129b7a
commit
e20c9546ea
76
lib/rc.lua
Normal file
76
lib/rc.lua
Normal file
@ -0,0 +1,76 @@
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local serial = require "serialization"
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local rc = {}
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local service = {}
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local cfg = {}
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cfg.enabled = {}
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local function loadConfig()
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local f = io.open("/boot/cfg/rc.cfg","rb")
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if not f then return false end
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cfg = serial.unserialize(f:read("*a")) or {}
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f:close()
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cfg.enabled = cfg.enabled or {}
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return true
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end
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local function saveConfig()
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local f = io.open("/boot/cfg/rc.cfg","wb")
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if not f then return false end
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f:write(serial.serialize(cfg))
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f:close()
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return true
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end
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function rc.load(name,force)
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if force then
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rc.stop(name)
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service[name] = nil
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end
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if service[name] then return true end
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service[name] = setmetatable({},{__index=_G})
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local f = io.open("/boot/service/"..name..".lua","rb")
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local res = load(f:read("*a"),name,"t",service[name])()
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f:close()
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return res
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end
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function rc.stop(name,...)
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if not service[name] then return false, "service not found" end
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service[name].stop(...)
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end
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function rc.start(name,...)
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rc.load(name)
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if not service[name] then return false, "service not found" end
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return service[name].start(...)
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end
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function rc.restart(name)
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rc.stop(name)
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rc.start(name)
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end
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function rc.enable(name)
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for k,v in pairs(cfg.enabled) do
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if v == name then return false end
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end
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saveConfig()
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end
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function rc.disable(name)
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local disabled = false
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for k,v in pairs(cfg.enabled) do
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if v == name then table.remove(cfg.enabled,k) disabled = true break end
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end
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saveConfig()
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return disabled
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end
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loadConfig()
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for k,v in pairs(cfg.enabled) do
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rc.start(v)
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end
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_G.service = service
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return rc
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@ -22,20 +22,16 @@ os.spawn(function()
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os.setenv("HOSTNAME",hostname)
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syslog(string.format("Hostname set to %s",hostname))
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local pids = {}
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local function loadlist()
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local f = io.open("/boot/cfg/init.txt","rb")
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if not f then return false end
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for line in f:read("*a"):gmatch("[^\r\n]+") do
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pids[line] = -1
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end
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f:close()
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local rc = require "rc"
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for k,v in pairs(rc.cfg.enabled) do
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pids[v] = -1
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dprint(v)
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end
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loadlist()
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while true do
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for k,v in pairs(pids) do
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if not os.taskInfo(v) then
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syslog("Starting service "..k)
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pids[k] = os.spawnfile("/boot/service/"..k)
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pids[k] = rc.start(k)
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end
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end
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coroutine.yield()
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@ -1,4 +1,5 @@
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local gpus,screens,ttyn,pids = {}, {}, 0, {}
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local basepid = nil
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local shell = require "shell"
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local function scan()
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local w,di = pcall(computer.getDeviceInfo)
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@ -53,9 +54,11 @@ local function allocate()
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end
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end
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function start()
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scan()
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allocate()
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dprint("screens ready")
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basepid = os.spawn(function()
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while true do
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coroutine.yield()
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for k,v in pairs(pids) do
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@ -66,3 +69,10 @@ while true do
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end
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end
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end
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end,"getty")
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return basepid
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end
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function stop()
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os.kill(basepid)
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basepid = nil
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end
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