2010-10-25 17:38:57 +00:00
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--============================================================================
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2010-10-19 10:20:27 +00:00
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-- lsyncd.lua Live (Mirror) Syncing Demon
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--
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-- License: GPLv2 (see COPYING) or any later version
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--
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-- Authors: Axel Kittenberger <axkibe@gmail.com>
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--
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2010-11-17 11:14:36 +00:00
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-- This is the "runner" part of Lsyncd. It containts all its high-level logic.
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-- It works closely together with the Lsyncd core in lsyncd.c. This means it
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2010-10-19 10:20:27 +00:00
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-- cannot be runned directly from the standard lua interpreter.
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2010-10-25 17:38:57 +00:00
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--============================================================================
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2010-12-11 23:34:17 +00:00
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-- require("profiler")
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-- profiler.start()
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2010-10-16 18:21:01 +00:00
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2010-11-06 16:54:45 +00:00
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-----
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2010-10-19 10:20:27 +00:00
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-- A security measurement.
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2010-10-18 17:09:59 +00:00
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-- Core will exit if version ids mismatch.
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2010-10-25 14:55:40 +00:00
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--
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2010-10-26 11:26:57 +00:00
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if lsyncd_version then
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2010-10-22 08:37:15 +00:00
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-- checks if the runner is being loaded twice
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2010-11-04 13:43:57 +00:00
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lsyncd.log("Error",
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"You cannot use the lsyncd runner as configuration file!")
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lsyncd.terminate(-1) -- ERRNO
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2010-10-19 21:56:00 +00:00
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end
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2011-01-20 19:26:57 +00:00
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lsyncd_version = "2.0.2"
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2010-10-18 17:09:59 +00:00
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2010-11-05 18:20:33 +00:00
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-----
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-- Hides the core interface from user scripts
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--
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2010-11-12 09:45:22 +00:00
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local _l = lsyncd
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2010-11-05 18:20:33 +00:00
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lsyncd = nil
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local lsyncd = _l
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_l = nil
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2010-11-06 16:54:45 +00:00
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-----
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2010-10-21 12:37:27 +00:00
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-- Shortcuts (which user is supposed to be able to use them as well)
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2010-10-22 12:58:57 +00:00
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--
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2010-11-29 20:32:54 +00:00
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log = lsyncd.log
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2010-10-27 19:34:56 +00:00
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terminate = lsyncd.terminate
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2010-11-29 20:32:54 +00:00
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now = lsyncd.now
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-- just to safe from userscripts changing this.
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local log = log
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local terminate = terminate
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local now = now
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2010-11-28 10:47:57 +00:00
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------
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-- Predeclarations
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--
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local Monitors
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2010-10-25 17:38:57 +00:00
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--============================================================================
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2010-11-08 12:14:10 +00:00
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-- Lsyncd Prototypes
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2010-10-25 17:38:57 +00:00
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--============================================================================
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2010-10-25 14:55:40 +00:00
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2010-10-25 17:38:57 +00:00
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-----
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2010-11-02 13:18:34 +00:00
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-- The array objects are tables that error if accessed with a non-number.
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2010-10-25 14:55:40 +00:00
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--
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2010-11-02 13:18:34 +00:00
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local Array = (function()
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-- Metatable
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local mt = {}
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-- on accessing a nil index.
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mt.__index = function(t, k)
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2010-10-25 17:38:57 +00:00
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if type(k) ~= "number" then
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2010-11-02 13:18:34 +00:00
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error("Key '"..k.."' invalid for Array", 2)
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2010-10-25 14:55:40 +00:00
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end
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2010-10-25 17:38:57 +00:00
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return rawget(t, k)
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2010-11-02 13:18:34 +00:00
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end
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-- on assigning a new index.
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mt.__newindex = function(t, k, v)
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2010-10-25 17:38:57 +00:00
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if type(k) ~= "number" then
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2010-11-02 13:18:34 +00:00
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error("Key '"..k.."' invalid for Array", 2)
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2010-10-25 17:38:57 +00:00
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end
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rawset(t, k, v)
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2010-10-25 14:55:40 +00:00
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end
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2010-11-02 13:18:34 +00:00
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-- creates a new object
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2010-11-02 17:07:42 +00:00
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local function new()
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2010-11-02 13:18:34 +00:00
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local o = {}
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setmetatable(o, mt)
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return o
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end
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-- objects public interface
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return {new = new}
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end)()
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2010-10-25 14:55:40 +00:00
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2010-10-25 17:38:57 +00:00
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-----
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2010-11-02 13:18:34 +00:00
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-- The count array objects are tables that error if accessed with a non-number.
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-- Additionally they maintain their length as "size" attribute.
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2010-10-25 17:38:57 +00:00
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-- Lua's # operator does not work on tables which key values are not
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-- strictly linear.
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--
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2010-11-02 13:18:34 +00:00
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local CountArray = (function()
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-- Metatable
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local mt = {}
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2010-11-03 11:37:25 +00:00
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-----
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2010-11-02 13:18:34 +00:00
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-- key to native table
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local k_nt = {}
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2010-11-03 11:37:25 +00:00
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-----
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2010-11-02 13:18:34 +00:00
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-- on accessing a nil index.
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mt.__index = function(t, k)
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2010-10-25 17:38:57 +00:00
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if type(k) ~= "number" then
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2010-11-02 13:18:34 +00:00
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error("Key '"..k.."' invalid for CountArray", 2)
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2010-10-25 17:38:57 +00:00
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end
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2010-11-02 13:18:34 +00:00
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return t[k_nt][k]
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end
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2010-10-25 17:38:57 +00:00
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2010-11-03 11:37:25 +00:00
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-----
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2010-11-02 13:18:34 +00:00
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-- on assigning a new index.
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mt.__newindex = function(t, k, v)
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2010-10-25 17:38:57 +00:00
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if type(k) ~= "number" then
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2010-11-02 13:18:34 +00:00
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error("Key '"..k.."' invalid for CountArray", 2)
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2010-10-25 17:38:57 +00:00
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end
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2010-11-02 13:18:34 +00:00
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-- value before
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local vb = t[k_nt][k]
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2010-10-25 17:38:57 +00:00
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if v and not vb then
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2010-11-03 11:37:25 +00:00
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t._size = t._size + 1
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2010-10-25 17:38:57 +00:00
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elseif not v and vb then
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2010-11-03 11:37:25 +00:00
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t._size = t._size - 1
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2010-10-25 17:38:57 +00:00
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end
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2010-11-02 13:18:34 +00:00
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t[k_nt][k] = v
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end
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2010-11-09 19:15:41 +00:00
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-----
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-- Walks through all entries in any order.
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--
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local function walk(self)
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return pairs(self[k_nt])
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2010-11-02 13:18:34 +00:00
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end
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2010-11-03 11:37:25 +00:00
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2010-11-06 16:54:45 +00:00
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-----
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2010-11-03 11:37:25 +00:00
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-- returns the count
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2010-11-09 19:15:41 +00:00
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--
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2010-11-03 11:37:25 +00:00
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local function size(self)
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return self._size
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end
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2010-11-06 16:54:45 +00:00
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-----
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2010-11-02 13:18:34 +00:00
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-- creates a new count array
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2010-11-09 19:15:41 +00:00
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--
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2010-11-02 17:07:42 +00:00
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local function new()
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2010-11-02 13:18:34 +00:00
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-- k_nt is native table, private for this object.
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2010-11-09 19:15:41 +00:00
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local o = {_size = 0, walk = walk, size = size, [k_nt] = {} }
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2010-11-02 13:18:34 +00:00
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setmetatable(o, mt)
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return o
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2010-10-25 14:55:40 +00:00
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end
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2010-11-02 13:18:34 +00:00
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2010-11-09 19:15:41 +00:00
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-----
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-- public interface
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--
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2010-11-02 13:18:34 +00:00
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return {new = new}
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end)()
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2010-10-25 14:55:40 +00:00
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2010-12-11 19:31:26 +00:00
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-----
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-- Queue
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-- optimized for pushing on the right and poping on the left.
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--
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--
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Queue = (function()
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-----
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-- Creates a new queue.
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local function new()
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2010-12-11 23:00:33 +00:00
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return { first = 1, last = 0, size = 0};
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2010-12-11 19:31:26 +00:00
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end
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-----
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-- Pushes a value on the queue.
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-- Returns the last value
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local function push(list, value)
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if not value then
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error("Queue pushing nil value", 2)
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end
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local last = list.last + 1
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list.last = last
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list[last] = value
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list.size = list.size + 1
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return last
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end
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-----
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-- Removes item at pos from Queue.
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--
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local function remove(list, pos)
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if list[pos] == nil then
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error("Removing nonexisting item in Queue", 2)
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end
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list[pos] = nil
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-- if removing first element, move list on.
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if pos == list.first then
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local last = list.last
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while list[pos] == nil and pos <= list.last do
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pos = pos + 1
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end
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list.first = pos
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elseif pos == list.last then
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while list[pos] == nil and pos >= list.first do
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pos = pos - 1
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end
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list.last = pos
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end
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-- reset indizies if list is empty
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if list.last < list.first then
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2010-12-11 23:00:33 +00:00
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list.first = 1
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list.last = 0
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2010-12-11 19:31:26 +00:00
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end
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list.size = list.size - 1
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end
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-----
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-- Stateless queue iterator.
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local function iter(list, pos)
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pos = pos + 1
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while list[pos] == nil and pos <= list.last do
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pos = pos + 1
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end
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if pos > list.last then
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return nil
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end
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return pos, list[pos]
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end
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2010-12-11 20:00:48 +00:00
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-----
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-- Stateless reverse queue iterator.
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local function iterReverse(list, pos)
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pos = pos - 1
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while list[pos] == nil and pos >= list.first do
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pos = pos - 1
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end
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if pos < list.first then
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return nil
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end
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return pos, list[pos]
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end
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2010-12-11 19:31:26 +00:00
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----
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-- Iteraters through the queue
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-- returning all non-nil pos-value entries
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local function qpairs(list)
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return iter, list, list.first - 1
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end
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2010-12-11 20:00:48 +00:00
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----
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-- Iteraters backwards through the queue
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-- returning all non-nil pos-value entries
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local function qpairsReverse(list)
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return iterReverse, list, list.last + 1
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end
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2010-12-11 19:31:26 +00:00
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2010-12-11 20:00:48 +00:00
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return {new = new,
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push = push,
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remove = remove,
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qpairs = qpairs,
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qpairsReverse = qpairsReverse}
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2010-12-11 19:31:26 +00:00
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end)()
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2010-10-31 22:25:34 +00:00
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----
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2010-11-01 16:38:39 +00:00
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-- Locks globals,
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-- no more globals can be created
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--
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2010-11-06 18:26:59 +00:00
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local function lockGlobals()
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2010-11-01 16:38:39 +00:00
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local t = _G
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2010-10-31 22:25:34 +00:00
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local mt = getmetatable(t) or {}
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2010-11-01 19:57:53 +00:00
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mt.__index = function(t, k)
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if (k~="_" and string.sub(k, 1, 2) ~= "__") then
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2010-11-05 13:34:02 +00:00
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error("Access of non-existing global '"..k.."'", 2)
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2010-11-01 19:57:53 +00:00
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else
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rawget(t, k)
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end
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end
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2010-11-01 16:38:39 +00:00
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mt.__newindex = function(t, k, v)
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if (k~="_" and string.sub(k, 1, 2) ~= "__") then
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2010-11-08 12:14:10 +00:00
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error("Lsyncd does not allow GLOBALS to be created on the fly. " ..
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2010-11-01 16:38:39 +00:00
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"Declare '" ..k.."' local or declare global on load.", 2)
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else
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rawset(t, k, v)
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end
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end
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2010-10-31 22:25:34 +00:00
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setmetatable(t, mt)
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end
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2010-11-02 14:11:26 +00:00
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-----
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2010-11-10 22:03:02 +00:00
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-- Holds information about a delayed event of one Sync.
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2010-11-04 13:43:57 +00:00
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--
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2010-11-02 14:11:26 +00:00
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local Delay = (function()
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-----
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-- Creates a new delay.
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--
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2010-11-11 19:52:20 +00:00
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-- @params see below
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--
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2010-11-10 09:49:44 +00:00
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local function new(etype, alarm, path, path2)
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2010-11-02 14:11:26 +00:00
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local o = {
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2010-11-10 22:03:02 +00:00
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-----
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-- Type of event.
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-- Can be 'Create', 'Modify', 'Attrib', 'Delete' and 'Move'
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2010-11-07 09:53:39 +00:00
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etype = etype,
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2010-11-10 22:03:02 +00:00
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-----
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-- Latest point in time this should be catered for.
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-- This value is in kernel ticks, return of the C's
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-- times(NULL) call.
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2010-11-02 14:11:26 +00:00
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alarm = alarm,
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2010-11-10 22:03:02 +00:00
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-----
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-- path and filename or dirname of the delay relative
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-- to the syncs root.
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-- for the directories it contains a trailing slash
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--
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2010-11-06 17:40:12 +00:00
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path = path,
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2010-11-10 22:03:02 +00:00
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------
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|
|
-- only not nil for 'Move's.
|
|
|
|
-- path and file/dirname of a move destination.
|
|
|
|
--
|
2010-11-10 09:49:44 +00:00
|
|
|
path2 = path2,
|
2010-12-11 20:00:48 +00:00
|
|
|
|
2010-11-10 22:03:02 +00:00
|
|
|
------
|
2010-11-11 15:17:22 +00:00
|
|
|
-- Status of the event. Valid stati are:
|
|
|
|
-- 'wait' ... the event is ready to be handled.
|
|
|
|
-- 'active' ... there is process running catering for this event.
|
|
|
|
-- 'blocked' ... this event waits for another to be handled first.
|
|
|
|
-- 'done' ... event has been collected. This should never be
|
|
|
|
-- visible as all references should be droped on
|
|
|
|
-- collection, nevertheless seperat status for
|
|
|
|
-- insurrance.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
status = "wait",
|
2010-12-11 20:00:48 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Position in the queue
|
|
|
|
dpos = -1,
|
2010-11-02 14:11:26 +00:00
|
|
|
}
|
|
|
|
return o
|
|
|
|
end
|
2010-10-31 22:25:34 +00:00
|
|
|
|
2010-11-28 23:39:18 +00:00
|
|
|
-- public interface
|
2010-11-02 14:11:26 +00:00
|
|
|
return {new = new}
|
|
|
|
end)()
|
|
|
|
|
2010-11-28 23:39:18 +00:00
|
|
|
-----
|
|
|
|
-- combines delays
|
|
|
|
--
|
|
|
|
local Combiner = (function()
|
|
|
|
|
|
|
|
----
|
|
|
|
-- new delay absorbed by old
|
|
|
|
--
|
|
|
|
local function abso(d1, d2)
|
|
|
|
log("Delay",d2.etype,":",d2.path," absorbed by ",
|
|
|
|
d1.etype,":",d1.path)
|
|
|
|
return "absorb"
|
|
|
|
end
|
|
|
|
|
2010-11-29 00:12:55 +00:00
|
|
|
----
|
|
|
|
-- new delay replaces the old one if it is a file
|
|
|
|
--
|
|
|
|
local function refi(d1, d2)
|
|
|
|
if d2.path:byte(-1) == 47 then
|
|
|
|
log("Delay",d2.etype,":",d2.path," blocked by ",
|
|
|
|
d1.etype,":",d1.path)
|
|
|
|
return "stack"
|
|
|
|
end
|
|
|
|
log("Delay",d2.etype,":",d2.path," replaces ",
|
|
|
|
d1.etype,":",d1.path)
|
|
|
|
return "replace"
|
|
|
|
end
|
|
|
|
|
|
|
|
|
2010-11-28 23:39:18 +00:00
|
|
|
----
|
|
|
|
-- new delay replaces the old one
|
|
|
|
--
|
|
|
|
local function repl(d1, d2)
|
|
|
|
log("Delay",d2.etype,":",d2.path," replaces ",
|
|
|
|
d1.etype,":",d1.path)
|
|
|
|
return "replace"
|
|
|
|
end
|
|
|
|
|
|
|
|
----
|
|
|
|
-- delays nullificate each other
|
|
|
|
--
|
|
|
|
local function null(d1, d2)
|
|
|
|
log("Delay",d2.etype,":",d2.path," nullifies ",
|
|
|
|
d1.etype,":",d1.path)
|
|
|
|
return "remove"
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
2010-12-02 11:57:04 +00:00
|
|
|
-- Table how to combine events that dont involve a move.
|
2010-11-28 23:39:18 +00:00
|
|
|
--
|
|
|
|
local combineNoMove = {
|
|
|
|
Attrib = {Attrib=abso, Modify=repl, Create=repl, Delete=repl },
|
|
|
|
Modify = {Attrib=abso, Modify=abso, Create=repl, Delete=repl },
|
2010-11-28 23:57:29 +00:00
|
|
|
Create = {Attrib=abso, Modify=abso, Create=abso, Delete=repl },
|
2010-11-29 00:12:55 +00:00
|
|
|
Delete = {Attrib=abso, Modify=abso, Create=refi, Delete=abso },
|
2010-11-28 23:39:18 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
------
|
|
|
|
-- combines two delays
|
|
|
|
--
|
|
|
|
local function combine(d1, d2)
|
|
|
|
if d1.etype == "Blanket" then
|
|
|
|
-- everything is blocked by a blanket delay.
|
|
|
|
if d2.path2 then
|
|
|
|
log("Delay", d2.etype,":",d2.path,"->",d2.path2, "blocked by",
|
|
|
|
"Blanket event")
|
|
|
|
else
|
|
|
|
log("Delay", d2.etype,":",d2.path, "blocked by",
|
|
|
|
"Blanket event")
|
|
|
|
end
|
|
|
|
return "stack"
|
|
|
|
end
|
|
|
|
|
|
|
|
-- Two normal events
|
|
|
|
if d1.etype ~= "Move" and d2.etype ~= "Move" then
|
|
|
|
if d1.path == d2.path then
|
|
|
|
if d1.status == "active" then
|
|
|
|
return "stack"
|
|
|
|
end
|
|
|
|
return combineNoMove[d1.etype][d2.etype](d1, d2)
|
|
|
|
end
|
|
|
|
|
|
|
|
-- blocks events if one is a parent directory of another
|
|
|
|
if d1.path:byte(-1) == 47 and string.starts(d2.path, d1.path) or
|
|
|
|
d2.path:byte(-1) == 47 and string.starts(d1.path, d2.path)
|
|
|
|
then
|
|
|
|
return "stack"
|
|
|
|
end
|
|
|
|
return nil
|
|
|
|
end
|
|
|
|
|
|
|
|
-- Normal upon a Move
|
|
|
|
if d1.etype == "Move" and d2.etype ~= "Move" then
|
|
|
|
-- stacks the move if the from field could anyway be damaged
|
|
|
|
if d1.path == d2.path or
|
|
|
|
d2.path:byte(-1) == 47 and string.starts(d1.path, d2.path) or
|
|
|
|
d1.path:byte(-1) == 47 and string.starts(d2.path, d1.path)
|
|
|
|
then
|
|
|
|
log("Delay",d2.etype,":",d2.path," blocked by",
|
|
|
|
"Move :",d1.path,"->",d1.path2)
|
|
|
|
return "stack"
|
|
|
|
end
|
|
|
|
|
|
|
|
-- Event does something with the move destination
|
|
|
|
if d1.path2 == d2.path then
|
|
|
|
if d2.etype == "Delete" or d2.etype == "Create" then
|
|
|
|
if d1.status == "active" then
|
|
|
|
return "stack"
|
|
|
|
end
|
|
|
|
log("Delay",d2.etype,":",d2.path," turns ",
|
|
|
|
"Move :",d1.path,"->",d1.path2, " into ",
|
|
|
|
"Delete:",d1.path)
|
|
|
|
d1.etype = "Delete"
|
|
|
|
d1.path2 = nil
|
|
|
|
return "stack"
|
|
|
|
end
|
|
|
|
-- on "Attrib" or "Modify" simply wait for the move first
|
|
|
|
return "stack"
|
|
|
|
end
|
|
|
|
|
|
|
|
if d2.path :byte(-1) == 47 and string.starts(d1.path2, d2.path) or
|
|
|
|
d1.path2:byte(-1) == 47 and string.starts(d2.path, d1.path2)
|
|
|
|
then
|
|
|
|
log("Delay",d2.etype,":",d2.path," blocked by ",
|
|
|
|
"Move:",d1.path,"->",d1.path2)
|
|
|
|
return "stack"
|
|
|
|
end
|
|
|
|
return nil
|
|
|
|
end
|
|
|
|
|
|
|
|
-- Move upon a single event
|
|
|
|
if d1.etype ~= "Move" and d2.etype == "Move" then
|
|
|
|
if d1.path == d2.path or d1.path == d2.path2 or
|
|
|
|
d1.path :byte(-1) == 47 and string.starts(d2.path, d1.path) or
|
|
|
|
d1.path :byte(-1) == 47 and string.starts(d2.path2, d1.path) or
|
|
|
|
d2.path :byte(-1) == 47 and string.starts(d1.path, d2.path) or
|
|
|
|
d2.path2:byte(-1) == 47 and string.starts(d1.path, d2.path2)
|
|
|
|
then
|
2010-11-28 23:41:36 +00:00
|
|
|
log("Delay","Move:",d2.path,"->",d2.path2,
|
2010-11-28 23:57:29 +00:00
|
|
|
" splits on ",d1.etype,":",d1.path)
|
2010-11-28 23:39:18 +00:00
|
|
|
return "split"
|
|
|
|
end
|
|
|
|
return nil
|
|
|
|
end
|
|
|
|
|
|
|
|
-- Move upon move
|
|
|
|
if d1.etype == "Move" and d2.etype == "Move" then
|
|
|
|
-- TODO combine moves,
|
|
|
|
|
|
|
|
if d1.path == d2.path or d1.path == d2.path2 or
|
|
|
|
d1.path2 == d2.path or d2.path2 == d2.path or
|
|
|
|
d1.path :byte(-1) == 47 and string.starts(d2.path, d1.path) or
|
|
|
|
d1.path :byte(-1) == 47 and string.starts(d2.path2, d1.path) or
|
|
|
|
d1.path2:byte(-1) == 47 and string.starts(d2.path, d1.path2) or
|
|
|
|
d1.path2:byte(-1) == 47 and string.starts(d2.path2, d1.path2) or
|
|
|
|
d2.path :byte(-1) == 47 and string.starts(d1.path, d2.path) or
|
|
|
|
d2.path :byte(-1) == 47 and string.starts(d1.path2, d2.path) or
|
|
|
|
d2.path2:byte(-1) == 47 and string.starts(d1.path, d2.path2) or
|
|
|
|
d2.path2:byte(-1) == 47 and string.starts(d1.path2, d2.path2)
|
|
|
|
then
|
|
|
|
log("Delay","Move:",d2.path,"->",d1.path2,
|
2010-11-28 23:57:29 +00:00
|
|
|
" splits on Move:",d1.path,"->",d1.path2)
|
2010-11-28 23:39:18 +00:00
|
|
|
return "split"
|
|
|
|
end
|
|
|
|
return nil
|
|
|
|
end
|
|
|
|
|
|
|
|
error("reached impossible position")
|
|
|
|
end
|
|
|
|
|
|
|
|
-- public interface
|
|
|
|
return {combine = combine}
|
|
|
|
end)()
|
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
2011-01-07 17:11:17 +00:00
|
|
|
-- Creates inlets for syncs: the user interface for events.
|
2010-11-08 12:14:10 +00:00
|
|
|
--
|
2010-11-30 22:56:34 +00:00
|
|
|
local InletFactory = (function()
|
2010-11-12 18:52:43 +00:00
|
|
|
-- table to receive the delay of an event.
|
2010-11-30 22:56:34 +00:00
|
|
|
-- or the delay list of an event list.
|
2010-11-12 05:58:51 +00:00
|
|
|
local e2d = {}
|
2010-11-30 22:56:34 +00:00
|
|
|
-- table to receive the sync of an event or event list
|
|
|
|
local e2s = {}
|
2011-01-07 17:11:17 +00:00
|
|
|
-- dont stop the garbage collector to remove entries.
|
|
|
|
setmetatable(e2d, { __mode = 'k' })
|
|
|
|
setmetatable(e2s, { __mode = 'k' })
|
2010-11-12 18:52:43 +00:00
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
|
|
|
-- removes the trailing slash from a path
|
|
|
|
local function cutSlash(path)
|
|
|
|
if string.byte(path, -1) == 47 then
|
|
|
|
return string.sub(path, 1, -2)
|
|
|
|
else
|
|
|
|
return path
|
|
|
|
end
|
|
|
|
end
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-10 11:23:26 +00:00
|
|
|
local function getPath(event)
|
2010-11-12 09:45:22 +00:00
|
|
|
if event.move ~= "To" then
|
2010-11-12 05:58:51 +00:00
|
|
|
return e2d[event].path
|
2010-11-10 11:23:26 +00:00
|
|
|
else
|
2010-11-12 05:58:51 +00:00
|
|
|
return e2d[event].path2
|
2010-11-10 11:23:26 +00:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
2010-11-12 18:52:43 +00:00
|
|
|
-- Interface for user scripts to get event fields.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
local eventFields = {
|
2010-11-10 22:03:02 +00:00
|
|
|
-----
|
|
|
|
-- Returns a copy of the configuration as called by sync.
|
|
|
|
-- But including all inherited data and default values.
|
|
|
|
--
|
|
|
|
-- TODO give user a readonly version.
|
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
config = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].config
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
|
|
|
|
2010-11-13 19:22:05 +00:00
|
|
|
inlet = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].inlet
|
2010-11-13 19:22:05 +00:00
|
|
|
end,
|
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
|
|
|
-- Returns the type of the event.
|
|
|
|
-- Can be:
|
2010-11-30 22:56:34 +00:00
|
|
|
-- "Attrib", "Create", "Delete",
|
|
|
|
-- "Modify" or "Move",
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
etype = function(event)
|
2010-11-12 05:58:51 +00:00
|
|
|
return e2d[event].etype
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
2010-11-12 09:45:22 +00:00
|
|
|
|
2010-11-12 18:52:43 +00:00
|
|
|
-----
|
|
|
|
-- Tells script this isnt a list.
|
|
|
|
--
|
|
|
|
isList = function()
|
|
|
|
return false
|
|
|
|
end,
|
|
|
|
|
2010-11-11 15:17:22 +00:00
|
|
|
-----
|
|
|
|
-- Status
|
|
|
|
status = function(event)
|
2010-11-12 05:58:51 +00:00
|
|
|
return e2d[event].status
|
2010-11-11 15:17:22 +00:00
|
|
|
end,
|
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
|
|
|
-- Returns true if event relates to a directory.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
isdir = function(event)
|
2010-11-10 11:23:26 +00:00
|
|
|
return string.byte(getPath(event), -1) == 47
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Returns the name of the file/dir.
|
|
|
|
-- Includes a trailing slash for dirs.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-10 11:23:26 +00:00
|
|
|
name = function(event)
|
|
|
|
return string.match(getPath(event), "[^/]+/?$")
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
|
|
|
-- Returns the name of the file/dir.
|
|
|
|
-- Excludes a trailing slash for dirs.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-10 11:23:26 +00:00
|
|
|
basename = function(event)
|
|
|
|
return string.match(getPath(event), "([^/]+)/?$")
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Returns the file/dir relative to watch root
|
|
|
|
-- Includes a trailing slash for dirs.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
path = function(event)
|
2010-11-10 11:23:26 +00:00
|
|
|
return getPath(event)
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-17 18:52:55 +00:00
|
|
|
-----
|
|
|
|
-- Returns the directory of the file/dir relative to watch root
|
|
|
|
-- Always includes a trailing slash.
|
|
|
|
--
|
|
|
|
pathdir = function(event)
|
2010-11-20 22:32:25 +00:00
|
|
|
return string.match(getPath(event), "^(.*/)[^/]+/?") or ""
|
2010-11-17 18:52:55 +00:00
|
|
|
end,
|
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
|
|
|
-- Returns the file/dir relativ to watch root
|
|
|
|
-- Excludes a trailing slash for dirs.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
pathname = function(event)
|
2010-11-10 11:23:26 +00:00
|
|
|
return cutSlash(getPath(event))
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
------
|
|
|
|
-- Returns the absolute path of the watch root.
|
|
|
|
-- All symlinks will have been resolved.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
source = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].source
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
|
|
|
|
|
|
|
------
|
|
|
|
-- Returns the absolute path of the file/dir.
|
|
|
|
-- Includes a trailing slash for dirs.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
sourcePath = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].source .. getPath(event)
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-29 16:37:46 +00:00
|
|
|
------
|
|
|
|
-- Returns the absolute dir of the file/dir.
|
|
|
|
-- Includes a trailing slash.
|
|
|
|
--
|
|
|
|
sourcePathdir = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].source ..
|
2010-11-29 16:37:46 +00:00
|
|
|
(string.match(getPath(event), "^(.*/)[^/]+/?") or "")
|
|
|
|
end,
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
------
|
|
|
|
-- Returns the absolute path of the file/dir.
|
|
|
|
-- Excludes a trailing slash for dirs.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
sourcePathname = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].source .. cutSlash(getPath(event))
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
------
|
|
|
|
-- Returns the target.
|
|
|
|
-- Just for user comfort, for most case
|
|
|
|
-- (Actually except of here, the lsyncd.runner itself
|
|
|
|
-- does not care event about the existance of "target",
|
|
|
|
-- this is completly up to the action scripts.)
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
target = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].config.target
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
|
|
|
|
|
|
|
------
|
|
|
|
-- Returns the relative dir/file appended to the target.
|
|
|
|
-- Includes a trailing slash for dirs.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
targetPath = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].config.target .. getPath(event)
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-29 16:37:46 +00:00
|
|
|
------
|
|
|
|
-- Returns the dir of the dir/file appended to the target.
|
|
|
|
-- Includes a trailing slash.
|
|
|
|
--
|
|
|
|
targetPathdir = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].config.target ..
|
2010-11-29 16:37:46 +00:00
|
|
|
(string.match(getPath(event), "^(.*/)[^/]+/?") or "")
|
|
|
|
end,
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
------
|
|
|
|
-- Returns the relative dir/file appended to the target.
|
|
|
|
-- Excludes a trailing slash for dirs.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
targetPathname = function(event)
|
2010-11-30 22:56:34 +00:00
|
|
|
return e2s[event].config.target ..
|
|
|
|
cutSlash(getPath(event))
|
2010-11-08 12:14:10 +00:00
|
|
|
end,
|
|
|
|
}
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
2010-11-12 18:52:43 +00:00
|
|
|
-- Retrievs event fields for the user script.
|
2010-11-10 22:03:02 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
local eventMeta = {
|
2010-11-30 22:56:34 +00:00
|
|
|
__index = function(event, field)
|
|
|
|
local f = eventFields[field]
|
2010-11-08 12:14:10 +00:00
|
|
|
if not f then
|
2010-11-30 22:56:34 +00:00
|
|
|
if field == 'move' then
|
2010-11-10 11:23:26 +00:00
|
|
|
-- possibly undefined
|
|
|
|
return nil
|
|
|
|
end
|
2010-11-30 22:56:34 +00:00
|
|
|
error("event does not have field '"..field.."'", 2)
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
2010-11-30 22:56:34 +00:00
|
|
|
return f(event)
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
|
|
|
}
|
|
|
|
|
|
|
|
-----
|
2010-11-12 18:52:43 +00:00
|
|
|
-- Interface for user scripts to get event fields.
|
|
|
|
--
|
|
|
|
local eventListFuncs = {
|
2010-11-20 22:32:25 +00:00
|
|
|
-----
|
|
|
|
-- Returns a list of paths of all events in list.
|
2010-11-24 16:18:48 +00:00
|
|
|
--
|
|
|
|
-- @param elist -- handle returned by getevents()
|
|
|
|
-- @param mutator -- if not nil called with (etype, path, path2)
|
|
|
|
-- returns one or two strings to add.
|
2010-11-20 22:32:25 +00:00
|
|
|
--
|
2010-11-24 16:18:48 +00:00
|
|
|
getPaths = function(elist, mutator)
|
2010-11-30 22:56:34 +00:00
|
|
|
local dlist = e2d[elist]
|
2010-11-20 22:32:25 +00:00
|
|
|
if not dlist then
|
|
|
|
error("cannot find delay list from event list.")
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
2010-11-24 16:18:48 +00:00
|
|
|
local result = {}
|
2010-12-11 23:00:33 +00:00
|
|
|
local resultn = 1
|
|
|
|
for k, d in ipairs(dlist) do
|
|
|
|
local s1, s2
|
|
|
|
if mutator then
|
|
|
|
s1, s2 = mutator(d.etype, d.path, d.path2)
|
|
|
|
else
|
|
|
|
s1, s2 = d.path, d.path2
|
|
|
|
end
|
|
|
|
result[resultn] = s1
|
|
|
|
resultn = resultn + 1
|
|
|
|
if s2 then
|
|
|
|
result[resultn] = s2
|
|
|
|
resultn = resultn + 1
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-24 16:18:48 +00:00
|
|
|
return result
|
2010-11-30 22:56:34 +00:00
|
|
|
end
|
2010-11-12 18:52:43 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Retrievs event list fields for the user script.
|
|
|
|
--
|
|
|
|
local eventListMeta = {
|
2010-11-30 22:56:34 +00:00
|
|
|
__index = function(elist, func)
|
|
|
|
if func == "isList" then
|
2010-11-12 18:52:43 +00:00
|
|
|
return true
|
|
|
|
end
|
2010-11-30 22:56:34 +00:00
|
|
|
|
|
|
|
if func == "config" then
|
|
|
|
return e2s[elist].config
|
2010-11-13 20:21:12 +00:00
|
|
|
end
|
2010-11-12 18:52:43 +00:00
|
|
|
|
2010-11-30 22:56:34 +00:00
|
|
|
local f = eventListFuncs[func]
|
2010-11-12 18:52:43 +00:00
|
|
|
if not f then
|
2010-11-30 22:56:34 +00:00
|
|
|
error("event list does not have function '"..func.."'", 2)
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
2010-11-30 22:56:34 +00:00
|
|
|
|
2010-11-24 16:18:48 +00:00
|
|
|
return function(...)
|
2010-11-30 22:56:34 +00:00
|
|
|
return f(elist, ...)
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
|
|
|
end
|
|
|
|
}
|
2010-11-30 22:56:34 +00:00
|
|
|
|
|
|
|
|
|
|
|
----
|
2011-01-07 17:11:17 +00:00
|
|
|
-- table of all inlets with their syncs
|
2010-11-30 22:56:34 +00:00
|
|
|
--
|
|
|
|
local inlets = {}
|
|
|
|
|
2011-01-07 17:11:17 +00:00
|
|
|
-- dont stop the garbage collector to remove entries.
|
|
|
|
setmetatable(inlets, { __mode = 'v' })
|
2010-11-12 18:52:43 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Encapsulates a delay into an event for the user script.
|
2010-11-08 12:14:10 +00:00
|
|
|
--
|
2010-11-30 22:56:34 +00:00
|
|
|
local function d2e(sync, delay)
|
2010-11-10 12:59:51 +00:00
|
|
|
if delay.etype ~= "Move" then
|
|
|
|
if not delay.event then
|
2010-11-12 05:58:51 +00:00
|
|
|
local event = {}
|
|
|
|
delay.event = event
|
|
|
|
setmetatable(event, eventMeta)
|
|
|
|
e2d[event] = delay
|
2010-11-30 22:56:34 +00:00
|
|
|
e2s[event] = sync
|
2010-11-10 11:23:26 +00:00
|
|
|
end
|
2010-11-10 12:59:51 +00:00
|
|
|
return delay.event
|
|
|
|
else
|
|
|
|
-- moves have 2 events - origin and destination
|
|
|
|
if not delay.event then
|
2010-11-12 05:58:51 +00:00
|
|
|
local event = {}
|
|
|
|
local event2 = {}
|
|
|
|
delay.event = event
|
|
|
|
delay.event2 = event2
|
|
|
|
|
|
|
|
setmetatable(event, eventMeta)
|
|
|
|
setmetatable(event2, eventMeta)
|
2010-11-30 22:56:34 +00:00
|
|
|
e2d[delay.event] = delay
|
2010-11-12 05:58:51 +00:00
|
|
|
e2d[delay.event2] = delay
|
2010-11-30 22:56:34 +00:00
|
|
|
e2s[delay.event] = sync
|
|
|
|
e2s[delay.event2] = sync
|
2010-11-12 05:58:51 +00:00
|
|
|
|
2010-11-30 22:56:34 +00:00
|
|
|
-- move events have a field 'move'
|
2010-11-12 09:45:22 +00:00
|
|
|
event.move = "Fr"
|
|
|
|
event2.move = "To"
|
2010-11-10 12:59:51 +00:00
|
|
|
end
|
|
|
|
return delay.event, delay.event2
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-12 18:52:43 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Encapsulates a delay list into an event list for the user script.
|
|
|
|
--
|
2010-11-30 22:56:34 +00:00
|
|
|
local function dl2el(sync, dlist)
|
2010-11-12 18:52:43 +00:00
|
|
|
if not dlist.elist then
|
|
|
|
local elist = {}
|
|
|
|
dlist.elist = elist
|
|
|
|
setmetatable(elist, eventListMeta)
|
2010-11-30 22:56:34 +00:00
|
|
|
e2d[elist] = dlist
|
|
|
|
e2s[elist] = sync
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
|
|
|
return dlist.elist
|
|
|
|
end
|
2010-11-08 12:14:10 +00:00
|
|
|
|
2010-11-11 15:17:22 +00:00
|
|
|
-----
|
2010-12-02 11:57:04 +00:00
|
|
|
-- The functions the inlet provides.
|
2010-11-11 15:17:22 +00:00
|
|
|
--
|
2010-11-30 22:56:34 +00:00
|
|
|
local inletFuncs = {
|
|
|
|
-----
|
|
|
|
-- adds an exclude.
|
|
|
|
--
|
|
|
|
addExclude = function(sync, pattern)
|
|
|
|
sync:addExclude(pattern)
|
|
|
|
end,
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- removes an exclude.
|
|
|
|
--
|
|
|
|
rmExclude = function(sync, pattern)
|
|
|
|
sync:rmExclude(pattern)
|
|
|
|
end,
|
|
|
|
|
2011-01-19 15:17:11 +00:00
|
|
|
-----
|
|
|
|
-- gets the list of excludes in their original rsynlike patterns form.
|
|
|
|
--
|
|
|
|
getExcludes = function(sync)
|
|
|
|
-- creates a copy
|
|
|
|
local e = {}
|
|
|
|
local en = 1;
|
2011-01-19 15:30:19 +00:00
|
|
|
for k, _ in pairs(sync.excludes.list) do
|
|
|
|
e[en] = k;
|
2011-01-19 15:17:11 +00:00
|
|
|
en = en + 1;
|
|
|
|
end
|
|
|
|
return e;
|
|
|
|
end,
|
|
|
|
|
2010-11-30 22:56:34 +00:00
|
|
|
-----
|
|
|
|
-- Creates a blanketEvent that blocks everything
|
|
|
|
-- and is blocked by everything.
|
|
|
|
--
|
|
|
|
createBlanketEvent = function(sync)
|
|
|
|
return d2e(sync, sync:addBlanketDelay())
|
|
|
|
end,
|
2010-11-11 15:17:22 +00:00
|
|
|
|
2010-11-30 22:56:34 +00:00
|
|
|
-----
|
|
|
|
-- Discards a waiting event.
|
|
|
|
--
|
|
|
|
discardEvent = function(sync, event)
|
|
|
|
local delay = e2d[event]
|
|
|
|
if delay.status ~= "wait" then
|
|
|
|
log("Error",
|
|
|
|
"Ignored cancel of a non-waiting event of type ",
|
|
|
|
event.etype)
|
|
|
|
return
|
|
|
|
end
|
|
|
|
sync:removeDelay(delay)
|
|
|
|
end,
|
2010-11-12 18:52:43 +00:00
|
|
|
|
2010-11-30 22:56:34 +00:00
|
|
|
-----
|
|
|
|
-- Gets the next not blocked event from queue.
|
|
|
|
--
|
|
|
|
getEvent = function(sync)
|
|
|
|
return d2e(sync, sync:getNextDelay(now()))
|
|
|
|
end,
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Gets all events that are not blocked by active events.
|
|
|
|
--
|
|
|
|
-- @param if not nil a function to test each delay
|
|
|
|
--
|
|
|
|
getEvents = function(sync, test)
|
|
|
|
local dlist = sync:getDelays(test)
|
|
|
|
return dl2el(sync, dlist)
|
|
|
|
end,
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Returns the configuration table specified by sync{}
|
|
|
|
--
|
|
|
|
getConfig = function(sync)
|
|
|
|
-- TODO gives a readonly handler only.
|
|
|
|
return sync.config
|
|
|
|
end,
|
|
|
|
}
|
2010-11-08 12:14:10 +00:00
|
|
|
|
|
|
|
-----
|
2010-11-30 22:56:34 +00:00
|
|
|
-- Forwards access to inlet functions.
|
2010-11-08 12:14:10 +00:00
|
|
|
--
|
2010-11-30 22:56:34 +00:00
|
|
|
local inletMeta = {
|
2010-12-01 15:19:12 +00:00
|
|
|
__index = function(inlet, func)
|
|
|
|
local f = inletFuncs[func]
|
2010-11-30 22:56:34 +00:00
|
|
|
if not f then
|
2010-12-01 15:19:12 +00:00
|
|
|
error("inlet does not have function '"..func.."'", 2)
|
2010-11-30 22:56:34 +00:00
|
|
|
end
|
|
|
|
return function(...)
|
|
|
|
return f(inlets[inlet], ...)
|
|
|
|
end
|
|
|
|
end,
|
|
|
|
}
|
2010-11-08 12:14:10 +00:00
|
|
|
|
|
|
|
-----
|
2010-11-30 22:56:34 +00:00
|
|
|
-- Creates a new inlet for Sync
|
|
|
|
local function newInlet(sync)
|
|
|
|
-- lua runner controlled variables
|
|
|
|
local inlet = {}
|
|
|
|
|
|
|
|
|
|
|
|
-- sets use access methods
|
|
|
|
setmetatable(inlet, inletMeta)
|
|
|
|
inlets[inlet] = sync
|
|
|
|
return inlet
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
2010-11-12 18:52:43 +00:00
|
|
|
-- Returns the delay from a event.
|
2010-11-30 22:56:34 +00:00
|
|
|
--
|
|
|
|
local function getDelayOrList(event)
|
2010-11-12 18:52:43 +00:00
|
|
|
return e2d[event]
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
2010-11-30 22:56:34 +00:00
|
|
|
-- Returns the sync from an event or list
|
|
|
|
--
|
|
|
|
local function getSync(agent)
|
|
|
|
return e2s[agent]
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- public interface.
|
|
|
|
-- this one is split, one for user one for runner.
|
|
|
|
return {
|
2010-11-30 22:56:34 +00:00
|
|
|
getDelayOrList = getDelayOrList,
|
|
|
|
d2e = d2e,
|
|
|
|
dl2el = dl2el,
|
|
|
|
getSync = getSync,
|
|
|
|
newInlet = newInlet,
|
|
|
|
}
|
2010-11-08 12:14:10 +00:00
|
|
|
end)()
|
|
|
|
|
2010-11-13 19:22:05 +00:00
|
|
|
-----
|
|
|
|
-- Little dirty workaround to retrieve the Inlet from events in Inlet
|
|
|
|
getInlet = function()
|
|
|
|
return Inlet
|
|
|
|
end
|
|
|
|
|
2010-11-13 16:59:46 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- A set of exclude patterns
|
|
|
|
--
|
|
|
|
local Excludes = (function()
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Turns a rsync like file pattern to a lua pattern.
|
|
|
|
--
|
|
|
|
--
|
|
|
|
local function toLuaPattern(p)
|
|
|
|
local o = p
|
|
|
|
p = string.gsub(p, "%%", "%%")
|
|
|
|
p = string.gsub(p, "%^", "%^")
|
|
|
|
p = string.gsub(p, "%$", "%$")
|
|
|
|
p = string.gsub(p, "%(", "%(")
|
|
|
|
p = string.gsub(p, "%)", "%)")
|
|
|
|
p = string.gsub(p, "%.", "%.")
|
|
|
|
p = string.gsub(p, "%[", "%[")
|
|
|
|
p = string.gsub(p, "%]", "%]")
|
|
|
|
p = string.gsub(p, "%+", "%+")
|
|
|
|
p = string.gsub(p, "%-", "%-")
|
|
|
|
p = string.gsub(p, "%?", "[^/]")
|
|
|
|
p = string.gsub(p, "%*", "[^/]*")
|
2011-01-19 10:55:17 +00:00
|
|
|
-- this was a ** before
|
2010-11-13 16:59:46 +00:00
|
|
|
p = string.gsub(p, "%[%^/%]%*%[%^/%]%*", ".*")
|
2011-01-19 13:28:44 +00:00
|
|
|
p = string.gsub(p, "^/", "^/")
|
2011-01-19 15:30:19 +00:00
|
|
|
if p.byte(1) ~= 47 then -- does not begin with "/"
|
|
|
|
-- all matches should begin with "/".
|
|
|
|
p = "/" .. p;
|
|
|
|
end
|
2010-11-13 16:59:46 +00:00
|
|
|
log("Exclude", "toLuaPattern '",o,"' = '",p,'"')
|
|
|
|
return p
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Adds a pattern to exclude.
|
|
|
|
--
|
|
|
|
local function add(self, pattern)
|
|
|
|
if self.list[pattern] then
|
|
|
|
-- already in the list
|
|
|
|
return
|
|
|
|
end
|
|
|
|
local lp = toLuaPattern(pattern)
|
|
|
|
self.list[pattern] = lp
|
|
|
|
end
|
2010-11-13 19:22:05 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Removes a pattern to exclude.
|
|
|
|
--
|
|
|
|
local function remove(self, pattern)
|
|
|
|
if not self.list[pattern] then
|
|
|
|
-- already in the list
|
|
|
|
log("Normal", "Removing not excluded exclude '"..pattern.."'")
|
|
|
|
return
|
|
|
|
end
|
|
|
|
self.list[pattern] = nil
|
|
|
|
end
|
|
|
|
|
2010-11-13 16:59:46 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Adds a list of patterns to exclude.
|
|
|
|
--
|
|
|
|
local function addList(self, plist)
|
2010-12-03 21:16:39 +00:00
|
|
|
for _, v in ipairs(plist) do
|
2010-11-13 16:59:46 +00:00
|
|
|
add(self, v)
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- loads excludes from a file
|
|
|
|
--
|
|
|
|
local function loadFile(self, file)
|
|
|
|
f, err = io.open(file)
|
|
|
|
if not f then
|
|
|
|
log("Error", "Cannot open exclude file '",file,"': ", err)
|
|
|
|
terminate(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
for line in f:lines() do
|
|
|
|
-- lsyncd 2.0 does not support includes
|
|
|
|
if not string.match(line, "%s*+") then
|
|
|
|
local p = string.match(line, "%s*-?%s*(.*)")
|
|
|
|
if p then
|
|
|
|
add(self, p)
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
f:close()
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
2010-12-04 12:17:07 +00:00
|
|
|
-- Tests if 'path' is excluded.
|
2010-11-13 16:59:46 +00:00
|
|
|
--
|
2010-12-04 12:17:07 +00:00
|
|
|
local function test(self, path)
|
2010-11-13 16:59:46 +00:00
|
|
|
for _, p in pairs(self.list) do
|
2011-01-19 13:28:44 +00:00
|
|
|
if p:byte(-1) == 36 then
|
|
|
|
-- ends with $
|
|
|
|
if path:match(p) then
|
|
|
|
log("Exclude", "'",path,"' matches '",p,"' (1)")
|
2011-01-19 10:55:17 +00:00
|
|
|
return true
|
|
|
|
end
|
2011-01-19 13:28:44 +00:00
|
|
|
else
|
|
|
|
-- end either end with / or $
|
|
|
|
if path:match(p.."/") or path:match(p.."$") then
|
|
|
|
log("Exclude", "'",path,"' matches '",p,"' (2)")
|
2011-01-19 10:55:17 +00:00
|
|
|
return true
|
|
|
|
end
|
2010-11-13 16:59:46 +00:00
|
|
|
end
|
2011-01-19 13:28:44 +00:00
|
|
|
log("Exclude", "'",path,"' NOT matches '",p,"'")
|
2010-11-13 16:59:46 +00:00
|
|
|
end
|
|
|
|
return false
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Cretes a new exclude set
|
|
|
|
--
|
|
|
|
local function new()
|
|
|
|
return {
|
|
|
|
list = {},
|
|
|
|
|
|
|
|
-- functions
|
2010-11-13 19:22:05 +00:00
|
|
|
add = add,
|
2010-12-03 21:16:39 +00:00
|
|
|
addList = addList,
|
2010-11-13 16:59:46 +00:00
|
|
|
loadFile = loadFile,
|
2010-11-13 19:22:05 +00:00
|
|
|
remove = remove,
|
|
|
|
test = test,
|
2010-11-13 16:59:46 +00:00
|
|
|
}
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Public interface
|
|
|
|
return { new = new }
|
|
|
|
end)()
|
|
|
|
|
2010-11-02 14:11:26 +00:00
|
|
|
-----
|
2010-11-03 11:37:25 +00:00
|
|
|
-- Holds information about one observed directory inclusively subdirs.
|
2010-11-02 14:11:26 +00:00
|
|
|
--
|
2010-11-06 10:10:00 +00:00
|
|
|
local Sync = (function()
|
2010-11-06 18:26:59 +00:00
|
|
|
-----
|
2010-11-10 22:03:02 +00:00
|
|
|
-- Syncs that have no name specified by the user script
|
|
|
|
-- get an incremental default name 'Sync[X]'
|
2010-11-06 18:26:59 +00:00
|
|
|
--
|
|
|
|
local nextDefaultName = 1
|
2010-11-12 20:43:27 +00:00
|
|
|
|
2010-11-13 19:22:05 +00:00
|
|
|
-----
|
|
|
|
-- Adds an exclude.
|
|
|
|
--
|
|
|
|
local function addExclude(self, pattern)
|
|
|
|
return self.excludes:add(pattern)
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Removes an exclude.
|
|
|
|
--
|
|
|
|
local function rmExclude(self, pattern)
|
|
|
|
return self.excludes:remove(pattern)
|
|
|
|
end
|
|
|
|
|
2010-11-11 15:17:22 +00:00
|
|
|
-----
|
|
|
|
-- Removes a delay.
|
2010-11-12 20:43:27 +00:00
|
|
|
--
|
2010-11-11 15:17:22 +00:00
|
|
|
local function removeDelay(self, delay)
|
2010-12-11 20:00:48 +00:00
|
|
|
if self.delays[delay.dpos] ~= delay then
|
|
|
|
error("Queue is broken, delay not a dpos")
|
2010-11-11 15:17:22 +00:00
|
|
|
end
|
2010-12-11 20:00:48 +00:00
|
|
|
Queue.remove(self.delays, delay.dpos)
|
2010-11-12 11:04:45 +00:00
|
|
|
|
|
|
|
-- free all delays blocked by this one.
|
|
|
|
if delay.blocks then
|
|
|
|
for i, vd in pairs(delay.blocks) do
|
|
|
|
vd.status = "wait"
|
|
|
|
end
|
|
|
|
end
|
2010-11-11 15:17:22 +00:00
|
|
|
end
|
|
|
|
|
2010-12-04 12:17:07 +00:00
|
|
|
-----
|
|
|
|
-- Returns true if this Sync concerns about
|
|
|
|
-- 'path'
|
|
|
|
--
|
|
|
|
local function concerns(self, path)
|
|
|
|
-- not concerned if watch rootdir doesnt match
|
2010-12-11 18:54:10 +00:00
|
|
|
if not path:starts(self.source) then
|
2010-12-04 12:17:07 +00:00
|
|
|
return false
|
|
|
|
end
|
|
|
|
|
|
|
|
-- a sub dir and not concerned about subdirs
|
2010-12-11 18:54:10 +00:00
|
|
|
if self.config.subdirs == false and
|
2010-12-04 12:17:07 +00:00
|
|
|
path:sub(#self.source, -1):match("[^/]+/?")
|
|
|
|
then
|
|
|
|
return false
|
|
|
|
end
|
|
|
|
|
|
|
|
-- concerned if not excluded
|
2011-01-19 13:28:44 +00:00
|
|
|
return not self.excludes:test(path:sub(#self.source))
|
2010-12-04 12:17:07 +00:00
|
|
|
end
|
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
|
|
|
-- Collects a child process
|
|
|
|
--
|
|
|
|
local function collect(self, pid, exitcode)
|
|
|
|
local delay = self.processes[pid]
|
|
|
|
if not delay then
|
|
|
|
-- not a child of this sync.
|
|
|
|
return
|
|
|
|
end
|
2010-11-10 22:03:02 +00:00
|
|
|
|
2010-11-12 18:52:43 +00:00
|
|
|
if delay.status then
|
2010-11-30 22:56:34 +00:00
|
|
|
log("Delay", "collected an event")
|
2010-11-12 18:52:43 +00:00
|
|
|
if delay.status ~= "active" then
|
2010-11-28 10:47:57 +00:00
|
|
|
error("collecting a non-active process")
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
2010-11-30 22:56:34 +00:00
|
|
|
local rc = self.config.collect(
|
|
|
|
InletFactory.d2e(self, delay),
|
|
|
|
exitcode)
|
2010-11-13 20:21:12 +00:00
|
|
|
if rc == "die" then
|
|
|
|
log("Error", "Critical exitcode.");
|
|
|
|
terminate(-1) --ERRNO
|
|
|
|
end
|
|
|
|
if rc ~= "again" then
|
|
|
|
-- if its active again the collecter restarted the event
|
|
|
|
removeDelay(self, delay)
|
|
|
|
log("Delay", "Finish of ",delay.etype," on ",
|
|
|
|
self.source,delay.path," = ",exitcode)
|
|
|
|
else
|
|
|
|
-- sets the delay on wait again
|
|
|
|
delay.status = "wait"
|
2010-11-13 20:31:24 +00:00
|
|
|
local alarm = self.config.delay
|
|
|
|
-- delays at least 1 second
|
|
|
|
if alarm < 1 then
|
|
|
|
alarm = 1
|
|
|
|
end
|
2010-11-29 20:32:54 +00:00
|
|
|
delay.alarm = now() + alarm
|
2010-11-13 20:21:12 +00:00
|
|
|
end
|
2010-11-12 18:52:43 +00:00
|
|
|
else
|
|
|
|
log("Delay", "collected a list")
|
2010-11-30 22:56:34 +00:00
|
|
|
local rc = self.config.collect(
|
|
|
|
InletFactory.dl2el(self, delay),
|
|
|
|
exitcode)
|
2010-11-13 20:21:12 +00:00
|
|
|
if rc == "die" then
|
|
|
|
log("Error", "Critical exitcode.");
|
|
|
|
terminate(-1) --ERRNO
|
|
|
|
end
|
2010-11-13 20:31:24 +00:00
|
|
|
if rc == "again" then
|
|
|
|
-- sets the delay on wait again
|
|
|
|
delay.status = "wait"
|
|
|
|
local alarm = self.config.delay
|
|
|
|
-- delays at least 1 second
|
|
|
|
if alarm < 1 then
|
|
|
|
alarm = 1
|
|
|
|
end
|
2010-11-29 20:32:54 +00:00
|
|
|
alarm = now() + alarm
|
2010-12-11 23:00:33 +00:00
|
|
|
for _, d in ipairs(delay) do
|
|
|
|
d.alarm = alarm
|
|
|
|
d.status = "wait"
|
2010-11-13 20:31:24 +00:00
|
|
|
end
|
|
|
|
end
|
2010-12-11 23:00:33 +00:00
|
|
|
for _, d in ipairs(delay) do
|
|
|
|
if rc ~= "again" then
|
|
|
|
removeDelay(self, d)
|
|
|
|
else
|
|
|
|
d.status = "wait"
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
|
|
|
end
|
|
|
|
log("Delay","Finished list = ",exitcode)
|
|
|
|
end
|
2010-11-08 12:14:10 +00:00
|
|
|
self.processes[pid] = nil
|
|
|
|
end
|
2010-11-06 18:26:59 +00:00
|
|
|
|
2010-11-12 09:45:22 +00:00
|
|
|
-----
|
|
|
|
-- Stacks a newDelay on the oldDelay,
|
|
|
|
-- the oldDelay blocks the new Delay.
|
|
|
|
--
|
|
|
|
-- A delay can block 'n' other delays,
|
|
|
|
-- but is blocked at most by one, the latest delay.
|
|
|
|
--
|
|
|
|
local function stack(oldDelay, newDelay)
|
|
|
|
newDelay.status = "block"
|
|
|
|
if not oldDelay.blocks then
|
|
|
|
oldDelay.blocks = {}
|
|
|
|
end
|
|
|
|
table.insert(oldDelay.blocks, newDelay)
|
|
|
|
end
|
|
|
|
|
2010-11-06 18:26:59 +00:00
|
|
|
-----
|
|
|
|
-- Puts an action on the delay stack.
|
|
|
|
--
|
2010-11-07 09:53:39 +00:00
|
|
|
local function delay(self, etype, time, path, path2)
|
2010-11-20 22:32:25 +00:00
|
|
|
log("Function", "delay(",self.config.name,", ",
|
|
|
|
etype,", ",path,", ",path2,")")
|
|
|
|
|
|
|
|
-- exclusion tests
|
2010-11-13 16:59:46 +00:00
|
|
|
if not path2 then
|
2011-01-19 15:17:11 +00:00
|
|
|
-- simple test for single path events
|
2010-11-13 16:59:46 +00:00
|
|
|
if self.excludes:test(path) then
|
|
|
|
log("Exclude", "excluded ",etype," on '",path,"'")
|
|
|
|
return
|
|
|
|
end
|
|
|
|
else
|
2011-01-19 15:17:11 +00:00
|
|
|
-- for double paths (move) it might result into a split
|
2010-11-13 16:59:46 +00:00
|
|
|
local ex1 = self.excludes:test(path)
|
|
|
|
local ex2 = self.excludes:test(path2)
|
|
|
|
if ex1 and ex2 then
|
|
|
|
log("Exclude", "excluded '",etype," on '",path,
|
|
|
|
"' -> '",path2,"'")
|
|
|
|
return
|
|
|
|
elseif not ex1 and ex2 then
|
|
|
|
-- splits the move if only partly excluded
|
|
|
|
log("Exclude", "excluded destination transformed ",etype,
|
|
|
|
" to Delete ",path)
|
|
|
|
delay(self, "Delete", time, path, nil)
|
|
|
|
return
|
|
|
|
elseif ex1 and not ex2 then
|
|
|
|
-- splits the move if only partly excluded
|
|
|
|
log("Exclude", "excluded origin transformed ",etype,
|
|
|
|
" to Create.",path2)
|
|
|
|
delay(self, "Create", time, path2, nil)
|
|
|
|
return
|
|
|
|
end
|
2010-11-10 09:49:44 +00:00
|
|
|
end
|
2010-11-06 18:26:59 +00:00
|
|
|
|
2010-11-10 09:49:44 +00:00
|
|
|
if etype == "Move" and not self.config.onMove then
|
2010-11-12 09:45:22 +00:00
|
|
|
-- if there is no move action defined,
|
|
|
|
-- split a move as delete/create
|
2010-11-20 22:32:25 +00:00
|
|
|
-- layer 1 scripts which want moves events have to
|
|
|
|
-- set onMove simply to "true"
|
2010-11-10 22:03:02 +00:00
|
|
|
log("Delay", "splitting Move into Delete & Create")
|
2010-11-06 18:26:59 +00:00
|
|
|
delay(self, "Delete", time, path, nil)
|
|
|
|
delay(self, "Create", time, path2, nil)
|
|
|
|
return
|
|
|
|
end
|
|
|
|
|
|
|
|
-- creates the new action
|
|
|
|
local alarm
|
|
|
|
if time and self.config.delay then
|
2010-11-29 10:56:39 +00:00
|
|
|
alarm = time + self.config.delay
|
2010-11-06 18:26:59 +00:00
|
|
|
else
|
2010-11-29 20:32:54 +00:00
|
|
|
alarm = now()
|
2010-11-06 18:26:59 +00:00
|
|
|
end
|
2010-11-10 09:49:44 +00:00
|
|
|
-- new delay
|
|
|
|
local nd = Delay.new(etype, alarm, path, path2)
|
2010-11-10 22:03:02 +00:00
|
|
|
if nd.etype == "Blanket" then
|
2010-11-12 09:45:22 +00:00
|
|
|
-- always stack blanket events on the last event
|
2010-11-10 22:03:02 +00:00
|
|
|
log("Delay", "Stacking blanket event.")
|
2010-12-11 20:00:48 +00:00
|
|
|
if self.delays.size > 0 then
|
|
|
|
stack(self.delays[self.delays.last], nd)
|
2010-11-12 09:45:22 +00:00
|
|
|
end
|
2010-11-12 20:43:27 +00:00
|
|
|
addDelayPath("", nd)
|
2010-12-11 20:00:48 +00:00
|
|
|
nd.dpos = Queue.push(self.delays, nd)
|
2010-11-10 12:59:51 +00:00
|
|
|
return
|
2010-11-10 09:49:44 +00:00
|
|
|
end
|
|
|
|
|
2010-11-28 23:39:18 +00:00
|
|
|
-- detects blocks and combos by working from back until
|
2010-11-10 09:49:44 +00:00
|
|
|
-- front through the fifo
|
2010-12-11 20:00:48 +00:00
|
|
|
for il, od in Queue.qpairsReverse(self.delays) do
|
|
|
|
-- asks Combiner what to do
|
2010-11-28 23:39:18 +00:00
|
|
|
local ac = Combiner.combine(od, nd)
|
2010-11-10 11:23:26 +00:00
|
|
|
|
2010-11-28 23:39:18 +00:00
|
|
|
if ac then
|
|
|
|
if ac == "remove" then
|
2010-12-11 20:00:48 +00:00
|
|
|
Queue.remove(self.delays, il)
|
2010-11-10 22:03:02 +00:00
|
|
|
return
|
2010-11-28 23:39:18 +00:00
|
|
|
elseif ac == "stack" then
|
2010-11-12 09:45:22 +00:00
|
|
|
stack(od, nd)
|
2010-12-11 20:00:48 +00:00
|
|
|
nd.dpos = Queue.push(self.delays, nd)
|
2010-11-12 11:04:45 +00:00
|
|
|
return
|
2010-11-28 23:39:18 +00:00
|
|
|
elseif ac == "absorb" then
|
|
|
|
return
|
|
|
|
elseif ac == "replace" then
|
|
|
|
od.etype = nd.etype
|
|
|
|
od.path = nd.path
|
|
|
|
od.path2 = nd.path2
|
|
|
|
return
|
|
|
|
elseif ac == "split" then
|
|
|
|
delay(self, "Delete", time, path, nil)
|
|
|
|
delay(self, "Create", time, path2, nil)
|
|
|
|
return
|
2010-11-12 11:04:45 +00:00
|
|
|
else
|
2010-11-28 23:39:18 +00:00
|
|
|
error("unknown result of combine()")
|
2010-11-06 18:26:59 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-10 09:49:44 +00:00
|
|
|
il = il - 1
|
2010-11-06 18:26:59 +00:00
|
|
|
end
|
2010-11-29 00:21:17 +00:00
|
|
|
if nd.path2 then
|
|
|
|
log("Delay", "New ",nd.etype,":",nd.path,"->",nd.path2)
|
|
|
|
else
|
|
|
|
log("Delay", "New ",nd.etype,":",nd.path)
|
|
|
|
end
|
2010-11-28 23:39:18 +00:00
|
|
|
-- no block or combo
|
2010-12-11 20:00:48 +00:00
|
|
|
nd.dpos = Queue.push(self.delays, nd)
|
2010-11-06 18:26:59 +00:00
|
|
|
end
|
2010-11-20 22:32:25 +00:00
|
|
|
|
|
|
|
|
2010-11-10 22:03:02 +00:00
|
|
|
-----
|
2010-11-08 12:14:10 +00:00
|
|
|
-- Returns the nearest alarm for this Sync.
|
2010-11-06 21:29:22 +00:00
|
|
|
--
|
|
|
|
local function getAlarm(self)
|
2010-11-30 23:14:17 +00:00
|
|
|
if self.processes:size() >= self.config.maxProcesses then
|
2010-12-01 13:25:05 +00:00
|
|
|
return false
|
2010-11-30 23:14:17 +00:00
|
|
|
end
|
2010-11-06 21:29:22 +00:00
|
|
|
|
2010-11-30 17:08:15 +00:00
|
|
|
-- first checks if more processses could be spawned
|
|
|
|
if self.processes:size() < self.config.maxProcesses then
|
|
|
|
-- finds the nearest delay waiting to be spawned
|
2010-12-11 20:00:48 +00:00
|
|
|
for _, d in Queue.qpairs(self.delays) do
|
2010-11-30 17:08:15 +00:00
|
|
|
if d.status == "wait" then
|
2010-12-01 13:39:11 +00:00
|
|
|
return d.alarm
|
2010-11-30 17:08:15 +00:00
|
|
|
end
|
2010-11-11 19:52:20 +00:00
|
|
|
end
|
2010-11-06 21:29:22 +00:00
|
|
|
end
|
2010-11-11 19:52:20 +00:00
|
|
|
|
2010-11-30 23:14:17 +00:00
|
|
|
-- nothing to spawn
|
2010-12-01 13:25:05 +00:00
|
|
|
return false
|
2010-11-06 21:29:22 +00:00
|
|
|
end
|
2010-11-11 15:17:22 +00:00
|
|
|
|
2010-11-12 18:52:43 +00:00
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
-----
|
2010-11-12 18:52:43 +00:00
|
|
|
-- Gets all delays that are not blocked by active delays.
|
2010-11-08 12:14:10 +00:00
|
|
|
--
|
2010-11-13 18:04:37 +00:00
|
|
|
-- @param test function to test each delay
|
|
|
|
--
|
|
|
|
local function getDelays(self, test)
|
2010-11-12 18:52:43 +00:00
|
|
|
local dlist = {}
|
2010-12-11 23:00:33 +00:00
|
|
|
local dlistn = 1
|
|
|
|
|
2010-11-12 18:52:43 +00:00
|
|
|
local blocks = {}
|
|
|
|
|
|
|
|
----
|
|
|
|
-- inheritly transfers all blocks from delay
|
|
|
|
--
|
|
|
|
local function getBlocks(delay)
|
|
|
|
blocks[delay] = true
|
2010-11-13 18:04:37 +00:00
|
|
|
if delay.blocks then
|
|
|
|
for i, d in ipairs(delay.blocks) do
|
|
|
|
getBlocks(d)
|
|
|
|
end
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
|
|
|
|
2010-12-11 20:00:48 +00:00
|
|
|
for i, d in Queue.qpairs(self.delays) do
|
2010-11-13 18:04:37 +00:00
|
|
|
if d.status == "active" or
|
2010-11-30 22:56:34 +00:00
|
|
|
(test and not test(InletFactory.d2e(self, d)))
|
2010-11-13 18:04:37 +00:00
|
|
|
then
|
2010-11-12 18:52:43 +00:00
|
|
|
getBlocks(d)
|
|
|
|
elseif not blocks[d] then
|
2010-12-11 23:00:33 +00:00
|
|
|
dlist[dlistn] = d
|
|
|
|
dlistn = dlistn + 1
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-24 16:18:48 +00:00
|
|
|
|
2010-11-12 18:52:43 +00:00
|
|
|
return dlist
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
|
|
|
|
2010-11-07 01:06:08 +00:00
|
|
|
-----
|
|
|
|
-- Creates new actions
|
|
|
|
--
|
2010-11-29 20:32:54 +00:00
|
|
|
local function invokeActions(self, timestamp)
|
|
|
|
log("Function", "invokeActions('",self.config.name,"',",timestamp,")")
|
2010-11-07 01:06:08 +00:00
|
|
|
if self.processes:size() >= self.config.maxProcesses then
|
2010-11-08 12:14:10 +00:00
|
|
|
-- no new processes
|
2010-11-07 01:06:08 +00:00
|
|
|
return
|
|
|
|
end
|
2010-12-11 20:00:48 +00:00
|
|
|
for _, d in Queue.qpairs(self.delays) do
|
|
|
|
if self.delays.size < self.config.maxDelays then
|
|
|
|
-- time constrains are only concerned if not maxed
|
2010-11-12 20:55:22 +00:00
|
|
|
-- the delay FIFO already.
|
2010-11-29 20:32:54 +00:00
|
|
|
if d.alarm ~= true and timestamp < d.alarm then
|
2010-11-12 20:55:22 +00:00
|
|
|
-- reached point in stack where delays are in future
|
|
|
|
return
|
|
|
|
end
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
|
|
|
if d.status == "wait" then
|
|
|
|
-- found a waiting delay
|
2010-11-30 22:56:34 +00:00
|
|
|
self.config.action(self.inlet)
|
2010-11-08 12:14:10 +00:00
|
|
|
if self.processes:size() >= self.config.maxProcesses then
|
|
|
|
-- no further processes
|
|
|
|
return
|
|
|
|
end
|
|
|
|
end
|
2010-11-07 01:06:08 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-12 18:52:43 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Gets the next event to be processed.
|
|
|
|
--
|
2010-11-29 20:32:54 +00:00
|
|
|
local function getNextDelay(self, timestamp)
|
2010-12-11 20:00:48 +00:00
|
|
|
for i, d in Queue.qpairs(self.delays) do
|
|
|
|
if self.delays.size < self.config.maxDelays then
|
|
|
|
-- time constrains are only concerned if not maxed
|
2010-11-12 20:55:22 +00:00
|
|
|
-- the delay FIFO already.
|
2010-11-29 20:32:54 +00:00
|
|
|
if d.alarm ~= true and timestamp < d.alarm then
|
2010-11-12 20:55:22 +00:00
|
|
|
-- reached point in stack where delays are in future
|
|
|
|
return nil
|
|
|
|
end
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
|
|
|
if d.status == "wait" then
|
|
|
|
-- found a waiting delay
|
|
|
|
return d
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
2010-11-07 01:06:08 +00:00
|
|
|
|
2010-11-07 09:53:39 +00:00
|
|
|
------
|
2010-11-08 12:14:10 +00:00
|
|
|
-- adds and returns a blanket delay thats blocks all
|
|
|
|
-- (used in startup)
|
2010-11-07 09:53:39 +00:00
|
|
|
--
|
2010-11-08 12:14:10 +00:00
|
|
|
local function addBlanketDelay(self)
|
2010-11-10 22:03:02 +00:00
|
|
|
local newd = Delay.new("Blanket", true, "")
|
2010-12-11 20:00:48 +00:00
|
|
|
newd.dpos = Queue.push(self.delays, newd)
|
2010-11-08 12:14:10 +00:00
|
|
|
return newd
|
2010-11-07 09:53:39 +00:00
|
|
|
end
|
2010-11-12 10:07:58 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Writes a status report about delays in this sync.
|
|
|
|
--
|
|
|
|
local function statusReport(self, f)
|
|
|
|
local spaces = " "
|
|
|
|
f:write(self.config.name," source=",self.source,"\n")
|
2010-12-11 20:00:48 +00:00
|
|
|
f:write("There are ",self.delays.size, " delays\n")
|
|
|
|
for i, vd in Queue.qpairs(self.delays) do
|
2010-11-12 11:04:45 +00:00
|
|
|
local st = vd.status
|
|
|
|
f:write(st, string.sub(spaces, 1, 7 - #st))
|
|
|
|
f:write(vd.etype," ")
|
2010-11-12 10:07:58 +00:00
|
|
|
f:write(vd.path)
|
|
|
|
if (vd.path2) then
|
|
|
|
f:write(" -> ",vd.path2)
|
|
|
|
end
|
2010-11-12 11:04:45 +00:00
|
|
|
f:write("\n")
|
2010-11-12 10:07:58 +00:00
|
|
|
end
|
2010-11-13 16:59:46 +00:00
|
|
|
f:write("Excluding:\n")
|
|
|
|
local nothing = true
|
|
|
|
for t, p in pairs(self.excludes.list) do
|
|
|
|
nothing = false
|
|
|
|
f:write(t,"\n")
|
|
|
|
end
|
|
|
|
if nothing then
|
|
|
|
f:write(" nothing.\n")
|
|
|
|
end
|
2010-11-20 22:32:25 +00:00
|
|
|
f:write("\n")
|
|
|
|
end
|
2010-11-13 16:59:46 +00:00
|
|
|
|
2010-12-04 12:17:07 +00:00
|
|
|
-----
|
|
|
|
-- b
|
|
|
|
|
2010-11-06 16:54:45 +00:00
|
|
|
-----
|
2010-11-06 10:33:26 +00:00
|
|
|
-- Creates a new Sync
|
2010-11-02 14:11:26 +00:00
|
|
|
--
|
2010-11-05 15:18:01 +00:00
|
|
|
local function new(config)
|
2010-11-06 18:26:59 +00:00
|
|
|
local s = {
|
2010-11-10 09:49:44 +00:00
|
|
|
-- fields
|
2010-11-02 14:11:26 +00:00
|
|
|
config = config,
|
2010-12-11 20:00:48 +00:00
|
|
|
delays = Queue.new(),
|
2010-11-05 15:18:01 +00:00
|
|
|
source = config.source,
|
2010-11-02 14:11:26 +00:00
|
|
|
processes = CountArray.new(),
|
2010-11-13 16:59:46 +00:00
|
|
|
excludes = Excludes.new(),
|
2010-11-06 21:29:22 +00:00
|
|
|
|
|
|
|
-- functions
|
2010-11-13 19:22:05 +00:00
|
|
|
addBlanketDelay = addBlanketDelay,
|
|
|
|
addExclude = addExclude,
|
2010-11-08 12:14:10 +00:00
|
|
|
collect = collect,
|
2010-12-04 12:17:07 +00:00
|
|
|
concerns = concerns,
|
2010-11-08 12:14:10 +00:00
|
|
|
delay = delay,
|
|
|
|
getAlarm = getAlarm,
|
2010-11-12 18:52:43 +00:00
|
|
|
getDelays = getDelays,
|
2010-11-08 12:14:10 +00:00
|
|
|
getNextDelay = getNextDelay,
|
|
|
|
invokeActions = invokeActions,
|
2010-11-11 15:17:22 +00:00
|
|
|
removeDelay = removeDelay,
|
2010-11-13 19:22:05 +00:00
|
|
|
rmExclude = rmExclude,
|
2010-11-12 10:07:58 +00:00
|
|
|
statusReport = statusReport,
|
2010-11-02 14:11:26 +00:00
|
|
|
}
|
2010-11-30 22:56:34 +00:00
|
|
|
s.inlet = InletFactory.newInlet(s)
|
|
|
|
|
2010-11-06 18:26:59 +00:00
|
|
|
-- provides a default name if needed
|
|
|
|
if not config.name then
|
|
|
|
config.name = "Sync" .. nextDefaultName
|
|
|
|
end
|
2010-11-08 12:14:10 +00:00
|
|
|
-- increments default nevertheless to cause less confusion
|
|
|
|
-- so name will be the n-th call to sync{}
|
2010-11-06 18:26:59 +00:00
|
|
|
nextDefaultName = nextDefaultName + 1
|
2010-11-13 16:59:46 +00:00
|
|
|
|
|
|
|
-- loads exclusions
|
|
|
|
if config.exclude then
|
2010-12-03 21:16:39 +00:00
|
|
|
local te = type(config.exclude)
|
|
|
|
if te == "table" then
|
|
|
|
s.excludes:addList(config.exclude)
|
|
|
|
elseif te == "string" then
|
|
|
|
s.excludes:add(config.exclude)
|
|
|
|
else
|
|
|
|
error("type for exclude must be table or string", 2)
|
|
|
|
end
|
2010-11-13 16:59:46 +00:00
|
|
|
end
|
|
|
|
if config.excludeFrom then
|
|
|
|
s.excludes:loadFile(config.excludeFrom)
|
|
|
|
end
|
|
|
|
|
2010-11-06 18:26:59 +00:00
|
|
|
return s
|
2010-11-02 14:11:26 +00:00
|
|
|
end
|
|
|
|
|
2010-11-06 18:26:59 +00:00
|
|
|
-----
|
2010-11-02 14:11:26 +00:00
|
|
|
-- public interface
|
2010-11-08 12:14:10 +00:00
|
|
|
--
|
2010-11-02 14:11:26 +00:00
|
|
|
return {new = new}
|
|
|
|
end)()
|
|
|
|
|
2010-10-25 17:38:57 +00:00
|
|
|
|
2010-11-02 14:11:26 +00:00
|
|
|
-----
|
2010-11-06 10:10:00 +00:00
|
|
|
-- Syncs - a singleton
|
2010-11-02 14:11:26 +00:00
|
|
|
--
|
|
|
|
-- It maintains all configured directories to be synced.
|
|
|
|
--
|
2010-11-06 10:10:00 +00:00
|
|
|
local Syncs = (function()
|
2010-11-06 18:26:59 +00:00
|
|
|
-----
|
2010-11-06 10:33:26 +00:00
|
|
|
-- the list of all syncs
|
2010-11-06 18:26:59 +00:00
|
|
|
--
|
2010-11-02 14:11:26 +00:00
|
|
|
local list = Array.new()
|
|
|
|
|
2010-11-02 20:18:05 +00:00
|
|
|
-----
|
2010-11-03 11:37:25 +00:00
|
|
|
-- inheritly copies all non integer keys from
|
2010-11-02 20:18:05 +00:00
|
|
|
-- @cd copy destination
|
2010-11-03 11:37:25 +00:00
|
|
|
-- to
|
2010-11-02 20:18:05 +00:00
|
|
|
-- @cs copy source
|
2010-11-03 11:37:25 +00:00
|
|
|
-- all integer keys are treated as new copy sources
|
|
|
|
--
|
2010-11-02 20:18:05 +00:00
|
|
|
local function inherit(cd, cs)
|
2010-11-03 15:53:20 +00:00
|
|
|
-- first copies from source all
|
|
|
|
-- non-defined non-integer keyed values
|
|
|
|
for k, v in pairs(cs) do
|
2010-12-05 08:08:29 +00:00
|
|
|
if type(k) ~= "number" and cd[k] == nil then
|
2010-11-03 15:53:20 +00:00
|
|
|
cd[k] = v
|
|
|
|
end
|
|
|
|
end
|
2010-11-03 11:37:25 +00:00
|
|
|
-- first recurses into all integer keyed tables
|
|
|
|
for i, v in ipairs(cs) do
|
|
|
|
if type(v) == "table" then
|
|
|
|
inherit(cd, v)
|
|
|
|
end
|
2010-11-02 20:18:05 +00:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
2010-11-03 11:37:25 +00:00
|
|
|
-- Adds a new directory to observe.
|
|
|
|
--
|
|
|
|
local function add(config)
|
2010-11-06 10:10:00 +00:00
|
|
|
-----
|
|
|
|
-- Creates a new config table and inherit all keys/values
|
|
|
|
-- from integer keyed tables
|
2010-11-06 18:26:59 +00:00
|
|
|
--
|
2010-11-03 15:53:20 +00:00
|
|
|
local uconfig = config
|
|
|
|
config = {}
|
|
|
|
inherit(config, uconfig)
|
2010-11-28 20:16:56 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Lets settings or commandline override delay values.
|
|
|
|
--
|
|
|
|
if settings then
|
|
|
|
config.delay = settings.delay or config.delay
|
|
|
|
end
|
|
|
|
|
|
|
|
-- at very first lets the userscript 'prepare' function
|
2010-11-11 15:17:22 +00:00
|
|
|
-- fill out more values.
|
|
|
|
if type(config.prepare) == "function" then
|
2010-11-28 20:16:56 +00:00
|
|
|
-- explicitly gives a writeable copy of config.
|
2010-11-11 15:17:22 +00:00
|
|
|
config.prepare(config)
|
|
|
|
end
|
|
|
|
|
|
|
|
if not config["source"] then
|
|
|
|
local info = debug.getinfo(3, "Sl")
|
|
|
|
log("Error", info.short_src, ":", info.currentline,
|
|
|
|
": source missing from sync.")
|
|
|
|
terminate(-1) -- ERRNO
|
2010-11-02 20:18:05 +00:00
|
|
|
end
|
2010-11-11 15:17:22 +00:00
|
|
|
|
2010-11-02 14:11:26 +00:00
|
|
|
-- absolute path of source
|
2010-11-10 22:03:02 +00:00
|
|
|
local realsrc = lsyncd.realdir(config.source)
|
|
|
|
if not realsrc then
|
2010-11-10 09:49:44 +00:00
|
|
|
log("Error", "Cannot access source directory: ",config.source)
|
2010-11-02 14:11:26 +00:00
|
|
|
terminate(-1) -- ERRNO
|
|
|
|
end
|
2010-11-06 10:10:00 +00:00
|
|
|
config._source = config.source
|
2010-11-10 22:03:02 +00:00
|
|
|
config.source = realsrc
|
2010-11-02 20:18:05 +00:00
|
|
|
|
2010-11-06 10:10:00 +00:00
|
|
|
if not config.action and not config.onAttrib and
|
2010-11-05 15:18:01 +00:00
|
|
|
not config.onCreate and not config.onModify and
|
|
|
|
not config.onDelete and not config.onMove
|
2010-11-02 20:18:05 +00:00
|
|
|
then
|
2010-11-05 15:18:01 +00:00
|
|
|
local info = debug.getinfo(3, "Sl")
|
2010-11-02 21:04:01 +00:00
|
|
|
log("Error", info.short_src, ":", info.currentline,
|
2010-11-02 20:18:05 +00:00
|
|
|
": no actions specified, use e.g. 'config=default.rsync'.")
|
|
|
|
terminate(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
|
|
|
|
-- loads a default value for an option if not existent
|
2010-11-26 16:17:36 +00:00
|
|
|
if not settings then
|
|
|
|
settings = {}
|
|
|
|
end
|
2010-11-12 20:55:22 +00:00
|
|
|
local defaultValues = {
|
2010-11-26 16:17:36 +00:00
|
|
|
'action',
|
2010-11-12 20:55:22 +00:00
|
|
|
'collect',
|
2010-11-14 16:03:47 +00:00
|
|
|
'init',
|
2010-11-12 20:55:22 +00:00
|
|
|
'maxDelays',
|
|
|
|
'maxProcesses',
|
|
|
|
}
|
2010-11-10 12:59:51 +00:00
|
|
|
for _, dn in pairs(defaultValues) do
|
2010-11-10 11:23:26 +00:00
|
|
|
if config[dn] == nil then
|
2010-11-10 12:59:51 +00:00
|
|
|
config[dn] = settings[dn] or default[dn]
|
2010-11-02 20:18:05 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-02 14:11:26 +00:00
|
|
|
|
2010-11-28 10:47:57 +00:00
|
|
|
-- the monitor to use
|
|
|
|
config.monitor =
|
|
|
|
settings.monitor or config.monitor or Monitors.default()
|
|
|
|
if config.monitor ~= "inotify"
|
2010-11-29 17:45:04 +00:00
|
|
|
and config.monitor ~= "fsevents"
|
2010-11-28 10:47:57 +00:00
|
|
|
then
|
|
|
|
local info = debug.getinfo(3, "Sl")
|
|
|
|
log("Error", info.short_src, ":", info.currentline,
|
|
|
|
": event monitor '",config.monitor,"' unknown.")
|
|
|
|
terminate(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
|
2010-11-10 11:23:26 +00:00
|
|
|
--- creates the new sync
|
2010-11-06 10:10:00 +00:00
|
|
|
local s = Sync.new(config)
|
|
|
|
table.insert(list, s)
|
2010-11-30 22:56:34 +00:00
|
|
|
return s
|
2010-11-02 14:11:26 +00:00
|
|
|
end
|
|
|
|
|
2010-11-06 18:26:59 +00:00
|
|
|
-----
|
2010-11-06 10:33:26 +00:00
|
|
|
-- allows to walk through all syncs
|
2010-11-06 18:26:59 +00:00
|
|
|
--
|
2010-11-02 17:07:42 +00:00
|
|
|
local function iwalk()
|
2010-11-02 14:11:26 +00:00
|
|
|
return ipairs(list)
|
|
|
|
end
|
|
|
|
|
2010-11-06 18:26:59 +00:00
|
|
|
-----
|
2010-11-06 10:33:26 +00:00
|
|
|
-- returns the number of syncs
|
2010-11-06 18:26:59 +00:00
|
|
|
--
|
2010-11-02 14:11:26 +00:00
|
|
|
local size = function()
|
|
|
|
return #list
|
|
|
|
end
|
|
|
|
|
2010-12-04 12:17:07 +00:00
|
|
|
------
|
|
|
|
-- tests if any sync is interested in path
|
|
|
|
--
|
|
|
|
local function concerns(path)
|
|
|
|
for _, s in ipairs(list) do
|
|
|
|
if s:concerns(path) then
|
|
|
|
return true
|
|
|
|
end
|
|
|
|
end
|
|
|
|
return false
|
|
|
|
end
|
|
|
|
|
2010-11-02 14:11:26 +00:00
|
|
|
-- public interface
|
2010-12-04 12:17:07 +00:00
|
|
|
return {add = add,
|
|
|
|
concerns = concerns,
|
|
|
|
iwalk = iwalk,
|
|
|
|
size = size}
|
2010-11-02 14:11:26 +00:00
|
|
|
end)()
|
2010-10-25 17:38:57 +00:00
|
|
|
|
2010-11-11 18:34:44 +00:00
|
|
|
|
2010-11-20 13:10:52 +00:00
|
|
|
-----
|
|
|
|
-- Utility function, returns the relative part of absolute path if it
|
|
|
|
-- begins with root
|
|
|
|
--
|
|
|
|
local function splitPath(path, root)
|
|
|
|
local rl = #root
|
|
|
|
local sp = string.sub(path, 1, rl)
|
|
|
|
|
|
|
|
if sp == root then
|
|
|
|
return string.sub(path, rl, -1)
|
|
|
|
else
|
|
|
|
return nil
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2010-10-17 15:24:55 +00:00
|
|
|
-----
|
2010-11-03 11:37:25 +00:00
|
|
|
-- Interface to inotify, watches recursively subdirs and
|
|
|
|
-- sends events.
|
2010-10-28 17:56:33 +00:00
|
|
|
--
|
2010-11-03 11:37:25 +00:00
|
|
|
-- All inotify specific implementation should be enclosed here.
|
2010-10-21 12:37:27 +00:00
|
|
|
--
|
2010-11-26 16:17:36 +00:00
|
|
|
local Inotify = (function()
|
2010-11-20 13:10:52 +00:00
|
|
|
|
2010-11-09 19:15:41 +00:00
|
|
|
-----
|
2010-11-20 13:10:52 +00:00
|
|
|
-- A list indexed by inotifies watch descriptor yielding the
|
|
|
|
-- directories absolute paths.
|
|
|
|
--
|
|
|
|
local wdpaths = CountArray.new()
|
2010-11-09 19:15:41 +00:00
|
|
|
|
2010-11-03 11:37:25 +00:00
|
|
|
-----
|
2010-11-20 13:10:52 +00:00
|
|
|
-- The same vice versa, all watch descriptors by its
|
|
|
|
-- absolute path.
|
2010-11-03 11:37:25 +00:00
|
|
|
--
|
2010-11-20 13:22:47 +00:00
|
|
|
local pathwds = {}
|
2010-11-17 18:52:55 +00:00
|
|
|
|
2010-11-20 13:10:52 +00:00
|
|
|
-----
|
|
|
|
-- A list indexed by sync's containing the root path this
|
|
|
|
-- sync is interested in.
|
|
|
|
--
|
|
|
|
local syncRoots = {}
|
2010-11-24 19:21:43 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Stops watching a directory
|
|
|
|
--
|
|
|
|
-- @param path absolute path to unwatch
|
|
|
|
-- @param core if false not actually send the unwatch to the kernel
|
|
|
|
-- (used in moves which reuse the watch)
|
|
|
|
--
|
|
|
|
local function removeWatch(path, core)
|
|
|
|
local wd = pathwds[path]
|
|
|
|
if not wd then
|
|
|
|
return
|
|
|
|
end
|
|
|
|
if core then
|
|
|
|
lsyncd.inotify.rmwatch(wd)
|
|
|
|
end
|
|
|
|
wdpaths[wd] = nil
|
|
|
|
pathwds[path] = nil
|
|
|
|
end
|
2010-10-22 08:34:41 +00:00
|
|
|
|
2010-11-20 13:10:52 +00:00
|
|
|
-----
|
|
|
|
-- Adds watches for a directory (optionally) including all subdirectories.
|
|
|
|
--
|
|
|
|
-- @param path absolute path of directory to observe
|
|
|
|
-- @param recurse true if recursing into subdirs
|
|
|
|
-- @param raiseSync --X --
|
|
|
|
-- raiseTime if not nil sends create Events for all files/dirs
|
|
|
|
-- to this sync.
|
|
|
|
--
|
|
|
|
local function addWatch(path, recurse, raiseSync, raiseTime)
|
|
|
|
log("Function",
|
2010-11-26 16:17:36 +00:00
|
|
|
"Inotify.addWatch(",path,", ",recurse,", ",
|
2010-11-20 13:22:47 +00:00
|
|
|
raiseSync,", ",raiseTime,")")
|
2010-11-17 18:52:55 +00:00
|
|
|
|
2010-12-04 12:17:07 +00:00
|
|
|
if not Syncs.concerns(path) then
|
|
|
|
log("Inotify", "not concerning '",path,"'")
|
|
|
|
return
|
|
|
|
end
|
|
|
|
|
2010-11-24 19:21:43 +00:00
|
|
|
-- lets the core registers watch with the kernel
|
|
|
|
local wd = lsyncd.inotify.addwatch(path);
|
|
|
|
if wd < 0 then
|
2010-11-24 19:29:03 +00:00
|
|
|
log("Inotify","Unable to add watch '",path,"'")
|
2010-11-24 19:21:43 +00:00
|
|
|
return
|
|
|
|
end
|
|
|
|
|
|
|
|
do
|
|
|
|
-- If this wd is registered already the kernel
|
|
|
|
-- reused it for a new dir for a reason - old
|
|
|
|
-- dir is gone.
|
|
|
|
local op = wdpaths[wd]
|
|
|
|
if op and op ~= path then
|
|
|
|
pathwds[op] = nil
|
2010-11-20 13:10:52 +00:00
|
|
|
end
|
2010-11-09 19:15:41 +00:00
|
|
|
end
|
2010-11-24 19:21:43 +00:00
|
|
|
pathwds[path] = wd
|
|
|
|
wdpaths[wd] = path
|
2010-11-03 11:37:25 +00:00
|
|
|
|
|
|
|
-- registers and adds watches for all subdirectories
|
2010-11-17 18:52:55 +00:00
|
|
|
-- and/or raises create events for all entries
|
2010-11-20 14:21:55 +00:00
|
|
|
if not recurse and not raise then
|
|
|
|
return
|
|
|
|
end
|
|
|
|
|
|
|
|
local entries = lsyncd.readdir(path)
|
|
|
|
if not entries then
|
|
|
|
return
|
|
|
|
end
|
|
|
|
for dirname, isdir in pairs(entries) do
|
|
|
|
local pd = path .. dirname
|
|
|
|
if isdir then
|
|
|
|
pd = pd .. "/"
|
|
|
|
end
|
2010-11-20 13:10:52 +00:00
|
|
|
|
2010-11-20 14:21:55 +00:00
|
|
|
-- creates a Create event for entry.
|
|
|
|
if raiseSync then
|
2010-11-20 18:49:00 +00:00
|
|
|
local relative = splitPath(pd, syncRoots[raiseSync])
|
2010-11-20 22:32:25 +00:00
|
|
|
if relative then
|
|
|
|
raiseSync:delay("Create", raiseTime, relative)
|
|
|
|
end
|
2010-11-20 14:21:55 +00:00
|
|
|
end
|
|
|
|
-- adds syncs for subdirs
|
2010-12-04 12:17:07 +00:00
|
|
|
if isdir then
|
2010-11-20 14:21:55 +00:00
|
|
|
addWatch(pd, true, raiseSync, raiseTime)
|
2010-11-03 11:37:25 +00:00
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
2010-10-25 14:55:40 +00:00
|
|
|
|
2010-11-20 13:10:52 +00:00
|
|
|
-----
|
|
|
|
-- adds a Sync to receive events
|
|
|
|
--
|
|
|
|
-- @param sync Object to receive events
|
2010-11-28 10:47:57 +00:00
|
|
|
-- @param rootdir root dir to watch
|
2010-11-20 13:10:52 +00:00
|
|
|
--
|
2010-11-28 10:47:57 +00:00
|
|
|
local function addSync(sync, rootdir)
|
2010-11-20 13:10:52 +00:00
|
|
|
if syncRoots[sync] then
|
2010-11-28 10:47:57 +00:00
|
|
|
error("duplicate sync in Inotify.addSync()")
|
2010-11-26 16:17:36 +00:00
|
|
|
end
|
2010-11-28 10:47:57 +00:00
|
|
|
syncRoots[sync] = rootdir
|
|
|
|
addWatch(rootdir, true)
|
2010-11-09 19:15:41 +00:00
|
|
|
end
|
|
|
|
|
2010-11-03 11:37:25 +00:00
|
|
|
-----
|
|
|
|
-- Called when an event has occured.
|
|
|
|
--
|
2010-11-07 09:53:39 +00:00
|
|
|
-- @param etype "Attrib", "Mofify", "Create", "Delete", "Move")
|
2010-11-10 22:03:02 +00:00
|
|
|
-- @param wd watch descriptor (matches lsyncd.inotifyadd())
|
2010-11-03 11:37:25 +00:00
|
|
|
-- @param isdir true if filename is a directory
|
|
|
|
-- @param time time of event
|
|
|
|
-- @param filename string filename without path
|
|
|
|
-- @param filename2
|
|
|
|
--
|
2010-11-19 19:56:52 +00:00
|
|
|
local function event(etype, wd, isdir, time, filename, wd2, filename2)
|
2010-11-03 11:37:25 +00:00
|
|
|
if isdir then
|
2010-11-05 13:34:02 +00:00
|
|
|
filename = filename .. "/"
|
|
|
|
if filename2 then
|
|
|
|
filename2 = filename2 .. "/"
|
|
|
|
end
|
2010-11-03 11:37:25 +00:00
|
|
|
end
|
2010-11-20 13:10:52 +00:00
|
|
|
|
2010-11-03 11:37:25 +00:00
|
|
|
if filename2 then
|
2010-11-24 18:19:13 +00:00
|
|
|
log("Inotify", "got event ",etype," ",filename,
|
|
|
|
"(",wd,") to ",filename2,"(",wd2,")")
|
2010-11-03 11:37:25 +00:00
|
|
|
else
|
2010-11-24 18:19:13 +00:00
|
|
|
log("Inotify","got event ",etype," ",filename,"(",wd,")")
|
2010-11-03 11:37:25 +00:00
|
|
|
end
|
2010-10-22 08:34:41 +00:00
|
|
|
|
2010-11-03 11:37:25 +00:00
|
|
|
-- looks up the watch descriptor id
|
2010-11-20 13:22:47 +00:00
|
|
|
local path = wdpaths[wd]
|
2010-11-22 10:04:04 +00:00
|
|
|
if path then
|
|
|
|
path = path..filename
|
2010-11-03 11:37:25 +00:00
|
|
|
end
|
2010-11-22 10:04:04 +00:00
|
|
|
|
2010-11-20 13:10:52 +00:00
|
|
|
local path2 = wd2 and wdpaths[wd2]
|
2010-11-20 13:42:27 +00:00
|
|
|
if path2 and filename2 then
|
|
|
|
path2 = path2..filename2
|
|
|
|
end
|
2010-11-22 10:04:04 +00:00
|
|
|
|
|
|
|
if not path and path2 and etype =="Move" then
|
|
|
|
log("Inotify", "Move from deleted directory ",path2,
|
|
|
|
" becomes Create.")
|
|
|
|
path = path2
|
|
|
|
path2 = nil
|
|
|
|
etype = "Create"
|
|
|
|
end
|
|
|
|
|
|
|
|
if not path then
|
|
|
|
-- this is normal in case of deleted subdirs
|
|
|
|
log("Inotify", "event belongs to unknown watch descriptor.")
|
|
|
|
return
|
|
|
|
end
|
2010-11-20 13:10:52 +00:00
|
|
|
|
|
|
|
for sync, root in pairs(syncRoots) do repeat
|
|
|
|
local relative = splitPath(path, root)
|
|
|
|
local relative2
|
|
|
|
if path2 then
|
|
|
|
relative2 = splitPath(path2, root)
|
|
|
|
end
|
|
|
|
if not relative and not relative2 then
|
|
|
|
-- sync is not interested in this dir
|
|
|
|
break -- continue
|
|
|
|
end
|
|
|
|
|
|
|
|
-- makes a copy of etype to possibly change it
|
|
|
|
local etyped = etype
|
|
|
|
if etyped == 'Move' then
|
|
|
|
if not relative2 then
|
|
|
|
log("Normal", "Transformed Move to Create for ",
|
|
|
|
sync.config.name)
|
|
|
|
etyped = 'Create'
|
|
|
|
elseif not relative then
|
|
|
|
relative = relative2
|
|
|
|
relative2 = nil
|
|
|
|
log("Normal", "Transformed Move to Delete for ",
|
|
|
|
sync.config.name)
|
|
|
|
etyped = 'Delete'
|
2010-11-19 19:56:52 +00:00
|
|
|
end
|
2010-11-03 11:37:25 +00:00
|
|
|
end
|
2010-11-20 13:10:52 +00:00
|
|
|
sync:delay(etyped, time, relative, relative2)
|
|
|
|
|
2010-12-04 12:17:07 +00:00
|
|
|
if isdir then
|
2010-11-20 13:10:52 +00:00
|
|
|
if etyped == "Create" then
|
|
|
|
addWatch(path, true, sync, time)
|
|
|
|
elseif etyped == "Delete" then
|
2010-11-24 19:21:43 +00:00
|
|
|
removeWatch(path, true)
|
2010-11-20 13:10:52 +00:00
|
|
|
elseif etyped == "Move" then
|
2010-11-24 19:21:43 +00:00
|
|
|
removeWatch(path, false)
|
2010-11-20 13:10:52 +00:00
|
|
|
addWatch(path2, true, sync, time)
|
2010-11-03 11:37:25 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-20 13:10:52 +00:00
|
|
|
until true end
|
2010-10-17 15:24:55 +00:00
|
|
|
end
|
|
|
|
|
2010-11-03 11:37:25 +00:00
|
|
|
-----
|
|
|
|
-- Writes a status report about inotifies to a filedescriptor
|
|
|
|
--
|
2010-11-10 12:59:51 +00:00
|
|
|
local function statusReport(f)
|
2010-11-28 10:47:57 +00:00
|
|
|
f:write("Inotify watching ",wdpaths:size()," directories\n")
|
2010-11-20 13:10:52 +00:00
|
|
|
for wd, path in wdpaths:walk() do
|
|
|
|
f:write(" ",wd,": ",path,"\n")
|
2010-11-03 11:37:25 +00:00
|
|
|
end
|
2010-10-17 15:24:55 +00:00
|
|
|
end
|
2010-10-22 12:58:57 +00:00
|
|
|
|
2010-11-03 11:37:25 +00:00
|
|
|
-- public interface
|
2010-11-04 13:43:57 +00:00
|
|
|
return {
|
2010-11-17 18:52:55 +00:00
|
|
|
addSync = addSync,
|
2010-11-04 13:43:57 +00:00
|
|
|
event = event,
|
2010-11-10 12:59:51 +00:00
|
|
|
statusReport = statusReport
|
2010-11-04 13:43:57 +00:00
|
|
|
}
|
2010-11-03 11:37:25 +00:00
|
|
|
end)()
|
|
|
|
|
2010-12-02 11:57:04 +00:00
|
|
|
----
|
2010-12-07 15:42:46 +00:00
|
|
|
-- Interface to OSX /dev/fsevents, watches the whole filesystems
|
2010-11-28 10:47:57 +00:00
|
|
|
--
|
2010-12-07 15:42:46 +00:00
|
|
|
-- All fsevents specific implementation should be enclosed here.
|
2010-12-02 11:57:04 +00:00
|
|
|
--
|
2010-12-07 15:42:46 +00:00
|
|
|
local Fsevents = (function()
|
|
|
|
-----
|
|
|
|
-- A list indexed by sync's containing the root path this
|
|
|
|
-- sync is interested in.
|
|
|
|
--
|
|
|
|
local syncRoots = {}
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- adds a Sync to receive events
|
|
|
|
--
|
|
|
|
-- @param sync Object to receive events
|
|
|
|
-- @param dir dir to watch
|
|
|
|
--
|
|
|
|
local function addSync(sync, dir)
|
|
|
|
if syncRoots[sync] then
|
|
|
|
error("duplicate sync in Fanotify.addSync()")
|
|
|
|
end
|
|
|
|
syncRoots[sync] = dir
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Called when any event has occured.
|
|
|
|
--
|
|
|
|
-- @param etype "Attrib", "Mofify", "Create", "Delete", "Move")
|
|
|
|
-- @param wd watch descriptor (matches lsyncd.inotifyadd())
|
|
|
|
-- @param isdir true if filename is a directory
|
|
|
|
-- @param time time of event
|
|
|
|
-- @param filename string filename without path
|
|
|
|
-- @param filename2
|
|
|
|
--
|
2010-12-10 15:30:45 +00:00
|
|
|
local function event(etype, isdir, time, path, path2)
|
2010-12-10 16:12:15 +00:00
|
|
|
|
|
|
|
if isdir then
|
|
|
|
path = path .. '/'
|
|
|
|
if path2 then
|
|
|
|
path2 = path2 .. '/'
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2010-12-10 15:30:45 +00:00
|
|
|
log("Fsevents",etype,",",isdir,",",time,",",path,",",path2)
|
2010-12-10 16:12:15 +00:00
|
|
|
|
2010-12-10 15:30:45 +00:00
|
|
|
for _, s in Syncs.iwalk() do repeat
|
|
|
|
local root = s.source
|
|
|
|
if not path:starts(root) then
|
|
|
|
break -- continue
|
|
|
|
end
|
|
|
|
local relative = splitPath(path, root)
|
|
|
|
local relative2
|
|
|
|
if path2 then
|
|
|
|
relative2 = splitPath(path2, root)
|
|
|
|
end
|
|
|
|
|
|
|
|
-- makes a copy of etype to possibly change it
|
|
|
|
local etyped = etype
|
|
|
|
if etyped == 'Move' then
|
|
|
|
if not relative2 then
|
|
|
|
log("Normal", "Transformed Move to Create for ",
|
|
|
|
sync.config.name)
|
|
|
|
etyped = 'Create'
|
|
|
|
elseif not relative then
|
|
|
|
relative = relative2
|
|
|
|
relative2 = nil
|
|
|
|
log("Normal", "Transformed Move to Delete for ",
|
|
|
|
sync.config.name)
|
|
|
|
etyped = 'Delete'
|
|
|
|
end
|
|
|
|
end
|
|
|
|
s:delay(etyped, time, relative, relative2)
|
|
|
|
until true end
|
2010-12-07 15:42:46 +00:00
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Writes a status report about inotifies to a filedescriptor
|
|
|
|
--
|
|
|
|
local function statusReport(f)
|
|
|
|
-- TODO
|
|
|
|
end
|
|
|
|
|
|
|
|
-- public interface
|
|
|
|
return {
|
|
|
|
addSync = addSync,
|
|
|
|
event = event,
|
|
|
|
statusReport = statusReport
|
|
|
|
}
|
|
|
|
end)()
|
2010-11-28 10:47:57 +00:00
|
|
|
|
2010-11-28 09:37:43 +00:00
|
|
|
-----
|
|
|
|
-- Holds information about the event monitor capabilities
|
|
|
|
-- of the core.
|
|
|
|
--
|
2010-11-28 10:47:57 +00:00
|
|
|
Monitors = (function()
|
|
|
|
|
2010-11-28 09:37:43 +00:00
|
|
|
-----
|
|
|
|
-- The cores monitor list
|
2010-11-28 10:47:57 +00:00
|
|
|
--
|
2010-11-28 09:37:43 +00:00
|
|
|
local list = {}
|
|
|
|
|
2010-11-28 10:47:57 +00:00
|
|
|
-----
|
|
|
|
-- The default event monitor.
|
|
|
|
--
|
|
|
|
local function default()
|
|
|
|
return list[1]
|
|
|
|
end
|
|
|
|
|
2010-11-28 09:37:43 +00:00
|
|
|
-----
|
|
|
|
-- initializes with info received from core
|
|
|
|
--
|
|
|
|
local function initialize(clist)
|
|
|
|
for k, v in ipairs(clist) do
|
|
|
|
list[k] = v
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
-- public interface
|
2010-11-28 10:47:57 +00:00
|
|
|
return { default = default,
|
|
|
|
list = list,
|
2010-11-28 09:37:43 +00:00
|
|
|
initialize = initialize
|
|
|
|
}
|
|
|
|
end)()
|
|
|
|
|
2010-11-13 13:13:51 +00:00
|
|
|
------
|
|
|
|
-- Writes functions for the user for layer 3 configuration.
|
|
|
|
--
|
|
|
|
local functionWriter = (function()
|
|
|
|
|
2010-11-13 13:44:51 +00:00
|
|
|
-----
|
2010-11-13 13:13:51 +00:00
|
|
|
-- all variables for layer 3
|
|
|
|
transVars = {
|
|
|
|
{ "%^pathname", "event.pathname" , 1, },
|
2010-11-17 18:52:55 +00:00
|
|
|
{ "%^pathdir", "event.pathdir" , 1, },
|
2010-11-13 13:13:51 +00:00
|
|
|
{ "%^path", "event.path" , 1, },
|
|
|
|
{ "%^sourcePathname", "event.sourcePathname" , 1, },
|
2010-11-29 16:37:46 +00:00
|
|
|
{ "%^sourcePathdir", "event.sourcePathdir" , 1, },
|
2010-11-13 13:13:51 +00:00
|
|
|
{ "%^sourcePath", "event.sourcePath" , 1, },
|
|
|
|
{ "%^source", "event.source" , 1, },
|
|
|
|
{ "%^targetPathname", "event.targetPathname" , 1, },
|
2010-11-29 16:37:46 +00:00
|
|
|
{ "%^targetPathdir", "event.targetPathdir" , 1, },
|
2010-11-13 13:13:51 +00:00
|
|
|
{ "%^targetPath", "event.targetPath" , 1, },
|
|
|
|
{ "%^target", "event.target" , 1, },
|
|
|
|
{ "%^o%.pathname", "event.pathname" , 1, },
|
|
|
|
{ "%^o%.path", "event.path" , 1, },
|
|
|
|
{ "%^o%.sourcePathname", "event.sourcePathname" , 1, },
|
2010-11-29 16:37:46 +00:00
|
|
|
{ "%^o%.sourcePathdir", "event.sourcePathdir" , 1, },
|
2010-11-13 13:13:51 +00:00
|
|
|
{ "%^o%.sourcePath", "event.sourcePath" , 1, },
|
|
|
|
{ "%^o%.targetPathname", "event.targetPathname" , 1, },
|
2010-11-29 16:37:46 +00:00
|
|
|
{ "%^o%.targetPathdir", "event.targetPathdir" , 1, },
|
2010-11-13 13:13:51 +00:00
|
|
|
{ "%^o%.targetPath", "event.targetPath" , 1, },
|
|
|
|
{ "%^d%.pathname", "event2.pathname" , 2, },
|
|
|
|
{ "%^d%.path", "event2.path" , 2, },
|
|
|
|
{ "%^d%.sourcePathname", "event2.sourcePathname" , 2, },
|
2010-11-29 16:37:46 +00:00
|
|
|
{ "%^d%.sourcePathdir", "event2.sourcePathdir" , 2, },
|
2010-11-13 13:13:51 +00:00
|
|
|
{ "%^d%.sourcePath", "event2.sourcePath" , 2, },
|
|
|
|
{ "%^d%.targetPathname", "event2.targetPathname" , 2, },
|
2010-11-29 16:37:46 +00:00
|
|
|
{ "%^d%.targetPathdir", "event2.targetPathdir" , 2, },
|
2010-11-13 13:13:51 +00:00
|
|
|
{ "%^d%.targetPath", "event2.targetPath" , 2, },
|
|
|
|
}
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Splits a user string into its arguments
|
|
|
|
--
|
|
|
|
-- @param a string where parameters are seperated by spaces.
|
|
|
|
--
|
|
|
|
-- @return a table of arguments
|
|
|
|
--
|
|
|
|
local function splitStr(str)
|
|
|
|
local args = {}
|
|
|
|
while str ~= "" do
|
|
|
|
-- break where argument stops
|
|
|
|
local bp = #str
|
|
|
|
-- in a quote
|
|
|
|
local inQuote = false
|
|
|
|
-- tests characters to be space and not within quotes
|
|
|
|
for i=1,#str do
|
|
|
|
local c = string.sub(str, i, i)
|
|
|
|
if c == '"' then
|
|
|
|
inQuote = not inQuote
|
|
|
|
elseif c == ' ' and not inQuote then
|
|
|
|
bp = i - 1
|
|
|
|
break
|
|
|
|
end
|
|
|
|
end
|
|
|
|
local arg = string.sub(str, 1, bp)
|
|
|
|
arg = string.gsub(arg, '"', '\\"')
|
|
|
|
table.insert(args, arg)
|
|
|
|
str = string.sub(str, bp + 1, -1)
|
|
|
|
str = string.match(str, "^%s*(.-)%s*$")
|
|
|
|
end
|
|
|
|
return args
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Translates a call to a binary to a lua function.
|
|
|
|
--
|
|
|
|
-- TODO this has a little too much coding blocks.
|
|
|
|
--
|
2010-11-13 13:44:51 +00:00
|
|
|
local function translateBinary(str)
|
2010-11-13 13:13:51 +00:00
|
|
|
-- splits the string
|
|
|
|
local args = splitStr(str)
|
|
|
|
|
|
|
|
-- true if there is a second event
|
|
|
|
local haveEvent2 = false
|
|
|
|
|
|
|
|
for ia, iv in ipairs(args) do
|
2010-11-17 19:18:35 +00:00
|
|
|
-- a list of arguments this arg is being split into
|
2010-11-13 13:13:51 +00:00
|
|
|
local a = {{true, iv}}
|
|
|
|
-- goes through all translates
|
|
|
|
for _, v in ipairs(transVars) do
|
2010-11-16 12:03:33 +00:00
|
|
|
local ai = 1
|
2010-11-13 13:13:51 +00:00
|
|
|
while ai <= #a do
|
|
|
|
if a[ai][1] then
|
|
|
|
local pre, post =
|
|
|
|
string.match(a[ai][2], "(.*)"..v[1].."(.*)")
|
|
|
|
if pre then
|
2010-11-17 19:18:35 +00:00
|
|
|
if v[3] > 1 then
|
|
|
|
haveEvent2 = true
|
|
|
|
end
|
2010-11-13 13:13:51 +00:00
|
|
|
if pre ~= "" then
|
|
|
|
table.insert(a, ai, {true, pre})
|
|
|
|
ai = ai + 1
|
|
|
|
end
|
|
|
|
a[ai] = {false, v[2]}
|
|
|
|
if post ~= "" then
|
|
|
|
table.insert(a, ai + 1, {true, post})
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
ai = ai + 1
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2010-11-17 19:18:35 +00:00
|
|
|
-- concats the argument pieces into a string.
|
2010-11-13 13:13:51 +00:00
|
|
|
local as = ""
|
|
|
|
local first = true
|
|
|
|
for _, v in ipairs(a) do
|
|
|
|
if not first then
|
2010-11-17 19:18:35 +00:00
|
|
|
as = as.." .. "
|
2010-11-13 13:13:51 +00:00
|
|
|
end
|
|
|
|
if v[1] then
|
2010-11-17 19:18:35 +00:00
|
|
|
as = as..'"'..v[2]..'"'
|
2010-11-13 13:13:51 +00:00
|
|
|
else
|
2010-11-17 19:18:35 +00:00
|
|
|
as = as..v[2]
|
2010-11-13 13:13:51 +00:00
|
|
|
end
|
|
|
|
first = false
|
|
|
|
end
|
|
|
|
args[ia] = as
|
|
|
|
end
|
|
|
|
|
|
|
|
local ft
|
|
|
|
if not haveEvent2 then
|
|
|
|
ft = "function(event)\n"
|
|
|
|
else
|
|
|
|
ft = "function(event, event2)\n"
|
|
|
|
end
|
|
|
|
ft = ft .. ' log("Normal", "Event " .. event.etype ..\n'
|
|
|
|
ft = ft .. " [[ spawns action '" .. str .. '\']])\n'
|
|
|
|
ft = ft .. " spawn(event"
|
|
|
|
for _, v in ipairs(args) do
|
|
|
|
ft = ft .. ",\n " .. v
|
|
|
|
end
|
|
|
|
ft = ft .. ")\nend"
|
|
|
|
return ft
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Translates a call using a shell to a lua function
|
|
|
|
--
|
2010-11-13 13:44:51 +00:00
|
|
|
local function translateShell(str)
|
2010-11-13 13:13:51 +00:00
|
|
|
local argn = 1
|
|
|
|
local args = {}
|
|
|
|
local cmd = str
|
2010-11-13 13:44:51 +00:00
|
|
|
local lc = str
|
2010-11-13 13:13:51 +00:00
|
|
|
-- true if there is a second event
|
|
|
|
local haveEvent2 = false
|
|
|
|
|
|
|
|
for _, v in ipairs(transVars) do
|
|
|
|
local occur = false
|
|
|
|
cmd = string.gsub(cmd, v[1],
|
2010-11-13 13:44:51 +00:00
|
|
|
function()
|
|
|
|
occur = true
|
|
|
|
return '"$'..argn..'"'
|
|
|
|
end)
|
|
|
|
lc = string.gsub(lc, v[1], ']]..'..v[2]..'..[[')
|
2010-11-13 13:13:51 +00:00
|
|
|
if occur then
|
|
|
|
argn = argn + 1
|
|
|
|
table.insert(args, v[2])
|
|
|
|
if v[3] > 1 then
|
|
|
|
haveEvent2 = true
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
local ft
|
|
|
|
if not haveEvent2 then
|
|
|
|
ft = "function(event)\n"
|
|
|
|
else
|
|
|
|
ft = "function(event, event2)\n"
|
|
|
|
end
|
|
|
|
ft = ft .. ' log("Normal", "Event " .. event.etype ..\n'
|
2010-11-13 13:44:51 +00:00
|
|
|
ft = ft .. " [[ spawns shell '" .. lc .. '\']])\n'
|
2010-11-13 13:13:51 +00:00
|
|
|
ft = ft .. " spawnShell(event, [[" .. cmd .. "]]"
|
|
|
|
for _, v in ipairs(args) do
|
|
|
|
ft = ft .. ",\n " .. v
|
|
|
|
end
|
|
|
|
ft = ft .. ")\nend"
|
|
|
|
return ft
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- writes a lua function for a layer 3 user script.
|
2010-11-13 13:44:51 +00:00
|
|
|
local function translate(str)
|
2010-11-13 13:13:51 +00:00
|
|
|
-- trim spaces
|
|
|
|
str = string.match(str, "^%s*(.-)%s*$")
|
|
|
|
|
|
|
|
local ft
|
2010-11-28 20:16:56 +00:00
|
|
|
if string.byte(str, 1, 1) == 47 then
|
|
|
|
-- starts with /
|
|
|
|
ft = translateBinary(str)
|
|
|
|
elseif string.byte(str, 1, 1) == 94 then
|
|
|
|
-- starts with ^
|
|
|
|
ft = translateShell(str:sub(2, -1))
|
2010-11-13 13:13:51 +00:00
|
|
|
else
|
|
|
|
ft = translateShell(str)
|
|
|
|
end
|
2010-11-13 13:44:51 +00:00
|
|
|
log("FWrite","translated [[",str,"]] to \n",ft)
|
2010-11-13 13:13:51 +00:00
|
|
|
return ft
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- public interface
|
|
|
|
--
|
|
|
|
return {translate = translate}
|
2010-11-13 13:44:51 +00:00
|
|
|
end)()
|
2010-11-13 13:13:51 +00:00
|
|
|
|
|
|
|
|
2010-10-28 17:56:33 +00:00
|
|
|
----
|
2010-11-06 10:10:57 +00:00
|
|
|
-- Writes a status report file at most every [statusintervall] seconds.
|
2010-10-28 17:56:33 +00:00
|
|
|
--
|
2010-11-06 10:10:57 +00:00
|
|
|
--
|
|
|
|
local StatusFile = (function()
|
|
|
|
-----
|
|
|
|
-- Timestamp when the status file has been written.
|
|
|
|
local lastWritten = false
|
|
|
|
|
|
|
|
-----
|
2010-11-12 11:04:45 +00:00
|
|
|
-- Timestamp when a status file should be written
|
2010-11-06 10:10:57 +00:00
|
|
|
local alarm = false
|
|
|
|
|
|
|
|
-----
|
2010-11-12 11:04:45 +00:00
|
|
|
-- Returns when the status file should be written
|
2010-11-06 10:10:57 +00:00
|
|
|
--
|
|
|
|
local function getAlarm()
|
|
|
|
return alarm
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Called to check if to write a status file.
|
|
|
|
--
|
2010-11-29 20:32:54 +00:00
|
|
|
local function write(timestamp)
|
|
|
|
log("Function", "write(", timestamp, ")")
|
2010-11-06 10:10:57 +00:00
|
|
|
|
|
|
|
-- some logic to not write too often
|
|
|
|
if settings.statusIntervall > 0 then
|
|
|
|
-- already waiting
|
2010-11-29 20:32:54 +00:00
|
|
|
if alarm and timestamp < alarm then
|
|
|
|
log("Statusfile", "waiting(",timestamp," < ",alarm,")")
|
2010-11-06 10:10:57 +00:00
|
|
|
return
|
|
|
|
end
|
2010-11-06 10:33:26 +00:00
|
|
|
-- determines when a next write will be possible
|
2010-11-06 10:10:57 +00:00
|
|
|
if not alarm then
|
2010-11-29 10:56:39 +00:00
|
|
|
local nextWrite =
|
2010-11-29 20:32:54 +00:00
|
|
|
lastWritten and timestamp + settings.statusIntervall
|
|
|
|
if nextWrite and timestamp < nextWrite then
|
2010-11-06 10:33:26 +00:00
|
|
|
log("Statusfile", "setting alarm: ", nextWrite)
|
2010-11-06 10:10:57 +00:00
|
|
|
alarm = nextWrite
|
|
|
|
return
|
|
|
|
end
|
|
|
|
end
|
2010-11-29 20:32:54 +00:00
|
|
|
lastWritten = timestamp
|
2010-11-06 10:10:57 +00:00
|
|
|
alarm = false
|
|
|
|
end
|
|
|
|
|
|
|
|
log("Statusfile", "writing now")
|
2010-11-12 11:04:45 +00:00
|
|
|
local f, err = io.open(settings.statusFile, "w")
|
2010-11-06 10:10:57 +00:00
|
|
|
if not f then
|
2010-11-12 11:04:45 +00:00
|
|
|
log("Error", "Cannot open status file '"..settings.statusFile..
|
2010-11-06 10:10:57 +00:00
|
|
|
"' :"..err)
|
|
|
|
return
|
|
|
|
end
|
|
|
|
f:write("Lsyncd status report at ", os.date(), "\n\n")
|
2010-11-12 10:07:58 +00:00
|
|
|
for i, s in Syncs.iwalk() do
|
|
|
|
s:statusReport(f)
|
|
|
|
f:write("\n")
|
|
|
|
end
|
|
|
|
|
2010-11-26 16:17:36 +00:00
|
|
|
Inotify.statusReport(f)
|
2010-11-06 10:10:57 +00:00
|
|
|
f:close()
|
2010-11-05 18:04:29 +00:00
|
|
|
end
|
2010-11-06 10:10:57 +00:00
|
|
|
|
|
|
|
-- public interface
|
|
|
|
return {write = write, getAlarm = getAlarm}
|
|
|
|
end)()
|
2010-10-28 17:56:33 +00:00
|
|
|
|
2010-11-30 23:14:17 +00:00
|
|
|
------
|
|
|
|
-- Lets the userscript make its own alarms
|
|
|
|
--
|
|
|
|
local UserAlarms = (function()
|
|
|
|
local alarms = {}
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Calls the user function at timestamp
|
|
|
|
--
|
|
|
|
local function alarm(timestamp, func, extra)
|
|
|
|
local idx
|
|
|
|
for k, v in ipairs(alarms) do
|
|
|
|
if timestamp < v.timestamp then
|
|
|
|
idx = k
|
|
|
|
break
|
|
|
|
end
|
|
|
|
end
|
|
|
|
local a = {timestamp = timestamp,
|
|
|
|
func = func,
|
|
|
|
extra = extra}
|
|
|
|
if idx then
|
|
|
|
table.insert(alarms, idx, a)
|
|
|
|
else
|
|
|
|
table.insert(alarms, a)
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
----
|
|
|
|
-- Retrieves the nearest alarm
|
|
|
|
--
|
|
|
|
local function getAlarm()
|
|
|
|
if #alarms == 0 then
|
2010-12-01 13:25:05 +00:00
|
|
|
return false
|
2010-11-30 23:14:17 +00:00
|
|
|
else
|
|
|
|
return alarms[1].timestamp
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Calls user alarms
|
|
|
|
--
|
|
|
|
local function invoke(timestamp)
|
|
|
|
while #alarms > 0 and alarms[1].timestamp <= timestamp do
|
|
|
|
alarms[1].func(alarms[1].timestamp, alarms[1].extra)
|
|
|
|
table.remove(alarms, 1)
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
-- public interface
|
|
|
|
return { alarm = alarm,
|
|
|
|
getAlarm = getAlarm,
|
|
|
|
invoke = invoke }
|
|
|
|
end)()
|
|
|
|
|
2010-11-10 15:57:37 +00:00
|
|
|
--============================================================================
|
|
|
|
-- lsyncd runner plugs. These functions will be called from core.
|
|
|
|
--============================================================================
|
|
|
|
|
|
|
|
-----
|
2010-11-11 19:52:20 +00:00
|
|
|
-- Current status of lsyncd.
|
2010-11-10 15:57:37 +00:00
|
|
|
--
|
2010-11-11 19:52:20 +00:00
|
|
|
-- "init" ... on (re)init
|
|
|
|
-- "run" ... normal operation
|
|
|
|
-- "fade" ... waits for remaining processes
|
|
|
|
--
|
|
|
|
local lsyncdStatus = "init"
|
2010-11-10 15:57:37 +00:00
|
|
|
|
|
|
|
----
|
|
|
|
-- the cores interface to the runner
|
2010-11-29 20:32:54 +00:00
|
|
|
--
|
2010-11-10 15:57:37 +00:00
|
|
|
local runner = {}
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Called from core whenever lua code failed.
|
|
|
|
-- Logs a backtrace
|
|
|
|
--
|
|
|
|
function runner.callError(message)
|
|
|
|
log("Error", "IN LUA: ", message)
|
|
|
|
-- prints backtrace
|
|
|
|
local level = 2
|
|
|
|
while true do
|
|
|
|
local info = debug.getinfo(level, "Sl")
|
|
|
|
if not info then
|
|
|
|
terminate(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
log("Error", "Backtrace ", level - 1, " :",
|
|
|
|
info.short_src, ":", info.currentline)
|
|
|
|
level = level + 1
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Called from code whenever a child process finished and
|
|
|
|
-- zombie process was collected by core.
|
|
|
|
--
|
2010-11-10 22:03:02 +00:00
|
|
|
function runner.collectProcess(pid, exitcode)
|
2010-11-10 15:57:37 +00:00
|
|
|
for _, s in Syncs.iwalk() do
|
|
|
|
if s:collect(pid, exitcode) then
|
|
|
|
return
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2010-10-22 23:14:11 +00:00
|
|
|
----
|
2010-11-05 18:04:29 +00:00
|
|
|
-- Called from core everytime a masterloop cycle runs through.
|
|
|
|
-- This happens in case of
|
|
|
|
-- * an expired alarm.
|
|
|
|
-- * a returned child process.
|
|
|
|
-- * received inotify events.
|
|
|
|
-- * received a HUP or TERM signal.
|
2010-10-23 12:36:55 +00:00
|
|
|
--
|
2010-11-29 20:32:54 +00:00
|
|
|
-- @param timestamp the current kernel time (in jiffies)
|
2010-10-23 12:36:55 +00:00
|
|
|
--
|
2010-11-29 20:32:54 +00:00
|
|
|
function runner.cycle(timestamp)
|
2010-11-08 12:14:10 +00:00
|
|
|
-- goes through all syncs and spawns more actions
|
2010-10-24 13:52:28 +00:00
|
|
|
-- if possible
|
2010-11-14 09:11:09 +00:00
|
|
|
if lsyncdStatus == "fade" then
|
|
|
|
local np = 0
|
|
|
|
for _, s in Syncs.iwalk() do
|
|
|
|
np = np + s.processes:size()
|
|
|
|
end
|
|
|
|
if np > 0 then
|
|
|
|
log("Normal", "waiting for ",np," more child processes.")
|
|
|
|
return true
|
|
|
|
else
|
|
|
|
return false
|
|
|
|
end
|
|
|
|
end
|
|
|
|
if lsyncdStatus ~= "run" then
|
|
|
|
error("cycle called in not run?!")
|
|
|
|
end
|
|
|
|
|
2010-11-08 12:14:10 +00:00
|
|
|
for _, s in Syncs.iwalk() do
|
2010-11-29 20:32:54 +00:00
|
|
|
s:invokeActions(timestamp)
|
2010-11-08 12:14:10 +00:00
|
|
|
end
|
2010-11-30 23:14:17 +00:00
|
|
|
|
|
|
|
UserAlarms.invoke(timestamp)
|
|
|
|
|
2010-11-12 11:04:45 +00:00
|
|
|
if settings.statusFile then
|
2010-11-29 20:32:54 +00:00
|
|
|
StatusFile.write(timestamp)
|
2010-11-05 18:04:29 +00:00
|
|
|
end
|
2010-11-14 09:11:09 +00:00
|
|
|
|
|
|
|
return true
|
2010-10-22 23:14:11 +00:00
|
|
|
end
|
|
|
|
|
2010-10-27 09:06:13 +00:00
|
|
|
-----
|
|
|
|
-- Called by core before anything is "-help" or "--help" is in
|
|
|
|
-- the arguments.
|
|
|
|
--
|
2010-11-10 15:57:37 +00:00
|
|
|
function runner.help()
|
2010-10-27 19:34:56 +00:00
|
|
|
io.stdout:write(
|
2010-11-04 13:43:57 +00:00
|
|
|
[[
|
2010-11-13 21:50:21 +00:00
|
|
|
|
2010-11-04 13:43:57 +00:00
|
|
|
USAGE:
|
2010-11-13 21:50:21 +00:00
|
|
|
runs a config file:
|
2010-11-04 13:43:57 +00:00
|
|
|
lsyncd [OPTIONS] [CONFIG-FILE]
|
|
|
|
|
|
|
|
default rsync behaviour:
|
2010-11-13 21:50:21 +00:00
|
|
|
lsyncd [OPTIONS] -rsync [SOURCE] [TARGET]
|
|
|
|
|
2010-11-14 09:37:31 +00:00
|
|
|
default rsync with mv's through ssh:
|
|
|
|
lsyncd [OPTIONS] -rsyncssh [SOURCE] [HOST] [TARGETDIR]
|
2010-11-04 13:43:57 +00:00
|
|
|
|
|
|
|
OPTIONS:
|
2010-11-28 20:16:56 +00:00
|
|
|
-delay SECS Overrides default delay times
|
2010-11-04 13:43:57 +00:00
|
|
|
-help Shows this
|
2010-11-13 21:50:21 +00:00
|
|
|
-log all Logs everything (debug)
|
2010-11-04 13:43:57 +00:00
|
|
|
-log scarce Logs errors only
|
2010-11-04 14:23:34 +00:00
|
|
|
-log [Category] Turns on logging for a debug category
|
2010-11-13 21:50:21 +00:00
|
|
|
-logfile FILE Writes log to FILE (DEFAULT: uses syslog)
|
|
|
|
-nodaemon Does not detach and logs to stdout/stderr
|
2010-11-17 11:14:36 +00:00
|
|
|
-pidfile FILE Writes Lsyncds PID into FILE
|
|
|
|
-runner FILE Loads Lsyncds lua part from FILE
|
2010-11-13 21:50:21 +00:00
|
|
|
-version Prints versions and exits
|
2010-11-04 13:43:57 +00:00
|
|
|
|
|
|
|
LICENSE:
|
|
|
|
GPLv2 or any later version.
|
|
|
|
|
|
|
|
SEE:
|
|
|
|
`man lsyncd` for further information.
|
|
|
|
|
2010-10-27 09:06:13 +00:00
|
|
|
]])
|
2010-11-28 10:47:57 +00:00
|
|
|
|
|
|
|
--
|
|
|
|
-- -monitor NAME Uses operating systems event montior NAME
|
|
|
|
-- (inotify/fanotify/fsevents)
|
|
|
|
|
2010-10-27 09:06:13 +00:00
|
|
|
os.exit(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
|
|
|
|
|
2010-11-13 20:47:45 +00:00
|
|
|
-----
|
|
|
|
-- settings specified by command line.
|
|
|
|
--
|
|
|
|
local clSettings = {}
|
|
|
|
|
2010-11-03 21:02:14 +00:00
|
|
|
-----
|
|
|
|
-- Called from core to parse the command line arguments
|
|
|
|
-- @returns a string as user script to load.
|
|
|
|
-- or simply 'true' if running with rsync bevaiour
|
|
|
|
-- terminates on invalid arguments
|
|
|
|
--
|
2010-11-28 09:37:43 +00:00
|
|
|
function runner.configure(args, monitors)
|
|
|
|
Monitors.initialize(monitors)
|
|
|
|
|
2010-11-03 21:02:14 +00:00
|
|
|
-- a list of all valid --options
|
2010-11-28 09:37:43 +00:00
|
|
|
-- first paramter is number of options
|
|
|
|
-- if < 0 the function checks existance
|
|
|
|
-- second paramter is function to call when in args
|
|
|
|
--
|
2010-11-03 21:02:14 +00:00
|
|
|
local options = {
|
|
|
|
-- log is handled by core already.
|
2010-11-28 20:16:56 +00:00
|
|
|
delay =
|
|
|
|
{1, function(secs)
|
|
|
|
clSettings.delay = secs
|
|
|
|
end},
|
2010-11-13 20:47:45 +00:00
|
|
|
log =
|
|
|
|
{1, nil},
|
2010-11-13 21:50:21 +00:00
|
|
|
logfile =
|
|
|
|
{1, function(file)
|
2010-11-28 20:16:56 +00:00
|
|
|
clSettings.logfile = file
|
2010-11-13 21:50:21 +00:00
|
|
|
end},
|
2010-11-28 09:37:43 +00:00
|
|
|
monitor =
|
|
|
|
{-1, function(monitor)
|
|
|
|
if not monitor then
|
|
|
|
io.stdout:write("This Lsyncd supports these monitors:\n")
|
|
|
|
for _, v in ipairs(Monitors.list) do
|
|
|
|
io.stdout:write(" ",v,"\n")
|
|
|
|
end
|
|
|
|
io.stdout:write("\n");
|
|
|
|
lsyncd.terminate(-1); -- ERRNO
|
|
|
|
else
|
|
|
|
clSettings.monitor=monitor
|
|
|
|
end
|
|
|
|
end},
|
2010-11-13 20:47:45 +00:00
|
|
|
nodaemon =
|
|
|
|
{0, function()
|
|
|
|
clSettings.nodaemon=true
|
|
|
|
end},
|
2010-11-17 11:14:36 +00:00
|
|
|
pidfile =
|
|
|
|
{1, function(file)
|
|
|
|
clSettings.pidfile=file
|
|
|
|
end},
|
2010-11-13 20:47:45 +00:00
|
|
|
rsync =
|
|
|
|
{2, function(src, trg)
|
|
|
|
clSettings.syncs = clSettings.syncs or {}
|
|
|
|
table.insert(clSettings.syncs, {"rsync", src, trg})
|
|
|
|
end},
|
2010-11-14 09:37:31 +00:00
|
|
|
rsyncssh =
|
2010-11-13 21:50:21 +00:00
|
|
|
{3, function(src, host, tdir)
|
2010-11-13 20:47:45 +00:00
|
|
|
clSettings.syncs = clSettings.syncs or {}
|
2010-11-14 09:37:31 +00:00
|
|
|
table.insert(clSettings.syncs, {"rsyncssh", src, host, tdir})
|
2010-11-13 20:47:45 +00:00
|
|
|
end},
|
2010-11-13 21:50:21 +00:00
|
|
|
version =
|
|
|
|
{0, function()
|
|
|
|
io.stdout:write("Version: ", lsyncd_version,"\n")
|
|
|
|
os.exit(0)
|
|
|
|
end}
|
2010-11-03 21:02:14 +00:00
|
|
|
}
|
2010-11-17 11:14:36 +00:00
|
|
|
-- nonopts is filled with all args that were no part dash options
|
2010-11-03 21:02:14 +00:00
|
|
|
local nonopts = {}
|
|
|
|
local i = 1
|
|
|
|
while i <= #args do
|
|
|
|
local a = args[i]
|
|
|
|
if a:sub(1, 1) ~= "-" then
|
|
|
|
table.insert(nonopts, args[i])
|
|
|
|
else
|
|
|
|
if a:sub(1, 2) == "--" then
|
|
|
|
a = a:sub(3)
|
|
|
|
else
|
|
|
|
a = a:sub(2)
|
|
|
|
end
|
|
|
|
local o = options[a]
|
2010-11-28 20:16:56 +00:00
|
|
|
if not o then
|
2010-11-13 13:13:51 +00:00
|
|
|
log("Error","unknown option command line option ", args[i])
|
2010-11-13 08:55:44 +00:00
|
|
|
os.exit(-1) -- ERRNO
|
2010-11-03 21:02:14 +00:00
|
|
|
end
|
2010-11-28 20:16:56 +00:00
|
|
|
if o[1] >= 0 and i + o[1] > #args then
|
|
|
|
log("Error",a," needs ",o[1]," arguments")
|
|
|
|
os.exit(-1) -- ERRNO
|
|
|
|
elseif o[1] < 0 then
|
|
|
|
o[1] = -o[1]
|
|
|
|
end
|
|
|
|
if o[2] then
|
|
|
|
if o[1] == 0 then
|
|
|
|
o[2]()
|
|
|
|
elseif o[1] == 1 then
|
|
|
|
o[2](args[i + 1])
|
|
|
|
elseif o[1] == 2 then
|
|
|
|
o[2](args[i + 1], args[i + 2])
|
|
|
|
elseif o[1] == 3 then
|
|
|
|
o[2](args[i + 1], args[i + 2], args[i + 3])
|
|
|
|
end
|
|
|
|
end
|
|
|
|
i = i + o[1]
|
2010-11-03 21:02:14 +00:00
|
|
|
end
|
|
|
|
i = i + 1
|
|
|
|
end
|
|
|
|
|
2010-11-13 20:47:45 +00:00
|
|
|
if clSettings.syncs then
|
|
|
|
if #nonopts ~= 0 then
|
|
|
|
log("Error",
|
|
|
|
"There cannot be command line default syncs with a config file.")
|
|
|
|
os.exit(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
else
|
|
|
|
if #nonopts == 0 then
|
|
|
|
runner.help(args[0])
|
|
|
|
elseif #nonopts == 1 then
|
|
|
|
return nonopts[1]
|
|
|
|
else
|
|
|
|
log("Error", "There can only be one config file in command line.")
|
|
|
|
os.exit(-1) -- ERRNO
|
|
|
|
end
|
2010-11-03 21:02:14 +00:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
|
2010-10-17 15:24:55 +00:00
|
|
|
----
|
|
|
|
-- Called from core on init or restart after user configuration.
|
|
|
|
--
|
2010-11-10 15:57:37 +00:00
|
|
|
function runner.initialize()
|
2010-10-27 19:34:56 +00:00
|
|
|
-- creates settings if user didnt
|
|
|
|
settings = settings or {}
|
2010-11-29 17:45:04 +00:00
|
|
|
|
2010-10-25 14:55:40 +00:00
|
|
|
-- From this point on, no globals may be created anymore
|
2010-11-06 18:26:59 +00:00
|
|
|
lockGlobals()
|
2010-10-25 14:55:40 +00:00
|
|
|
|
2010-11-17 11:14:36 +00:00
|
|
|
-- copies simple settings with numeric keys to "key=true" settings.
|
2011-01-18 18:41:09 +00:00
|
|
|
for k, v in ipairs(settings) do
|
2010-11-13 21:50:21 +00:00
|
|
|
if settings[v] then
|
|
|
|
log("Error", "Double setting '"..v.."'")
|
|
|
|
os.exit(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
settings[v]=true
|
|
|
|
end
|
|
|
|
|
2010-11-17 11:14:36 +00:00
|
|
|
-- all command line settings overwrite config file settings
|
2010-11-13 21:50:21 +00:00
|
|
|
for k, v in pairs(clSettings) do
|
|
|
|
if k ~= "syncs" then
|
|
|
|
settings[k]=v
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
-- adds syncs specified by command line.
|
|
|
|
if clSettings.syncs then
|
|
|
|
for _, s in ipairs(clSettings.syncs) do
|
|
|
|
if s[1] == "rsync" then
|
|
|
|
sync{default.rsync, source=s[2], target=s[3]}
|
2010-11-14 09:37:31 +00:00
|
|
|
elseif s[1] == "rsyncssh" then
|
|
|
|
sync{default.rsyncssh, source=s[2], host=s[3], targetdir=s[4]}
|
2010-11-13 21:50:21 +00:00
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
if settings.nodaemon then
|
|
|
|
lsyncd.configure("nodaemon")
|
|
|
|
end
|
|
|
|
if settings.logfile then
|
|
|
|
lsyncd.configure("logfile", settings.logfile)
|
|
|
|
end
|
2010-11-17 11:14:36 +00:00
|
|
|
if settings.pidfile then
|
|
|
|
lsyncd.configure("pidfile", settings.pidfile)
|
|
|
|
end
|
2010-11-10 12:59:51 +00:00
|
|
|
-----
|
|
|
|
-- transfers some defaults to settings
|
2010-11-06 10:33:26 +00:00
|
|
|
if settings.statusIntervall == nil then
|
|
|
|
settings.statusIntervall = default.statusIntervall
|
2010-10-27 09:06:13 +00:00
|
|
|
end
|
2010-10-25 21:41:45 +00:00
|
|
|
|
2010-11-17 11:14:36 +00:00
|
|
|
-- makes sure the user gave Lsyncd anything to do
|
2010-11-06 10:10:00 +00:00
|
|
|
if Syncs.size() == 0 then
|
2010-11-02 21:04:01 +00:00
|
|
|
log("Error", "Nothing to watch!")
|
|
|
|
log("Error", "Use sync(SOURCE, TARGET, BEHAVIOR) in your config file.");
|
2010-11-13 21:50:21 +00:00
|
|
|
os.exit(-1) -- ERRNO
|
2010-10-21 12:37:27 +00:00
|
|
|
end
|
|
|
|
|
2010-11-03 11:37:25 +00:00
|
|
|
-- from now on use logging as configured instead of stdout/err.
|
2010-11-11 19:52:20 +00:00
|
|
|
lsyncdStatus = "run";
|
2010-11-01 18:08:03 +00:00
|
|
|
lsyncd.configure("running");
|
2010-11-13 13:44:51 +00:00
|
|
|
|
|
|
|
local ufuncs = {
|
|
|
|
"onAttrib", "onCreate", "onDelete",
|
|
|
|
"onModify", "onMove", "onStartup"
|
|
|
|
}
|
|
|
|
|
|
|
|
-- translates layer 3 scripts
|
|
|
|
for _, s in Syncs.iwalk() do
|
|
|
|
-- checks if any user functions is a layer 3 string.
|
|
|
|
local config = s.config
|
|
|
|
for _, fn in ipairs(ufuncs) do
|
|
|
|
if type(config[fn]) == 'string' then
|
|
|
|
local ft = functionWriter.translate(config[fn])
|
|
|
|
config[fn] = assert(loadstring("return " .. ft))()
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end
|
2010-11-07 09:53:39 +00:00
|
|
|
|
2010-11-17 18:52:55 +00:00
|
|
|
-- runs through the Syncs created by users
|
2010-11-07 09:53:39 +00:00
|
|
|
for _, s in Syncs.iwalk() do
|
2010-11-28 10:47:57 +00:00
|
|
|
if s.config.monitor == "inotify" then
|
|
|
|
Inotify.addSync(s, s.source)
|
2010-12-07 15:42:46 +00:00
|
|
|
elseif s.config.monitor == "fsevents" then
|
2010-11-29 17:45:04 +00:00
|
|
|
Fsevents.addSync(s, s.source)
|
2010-11-28 10:47:57 +00:00
|
|
|
else
|
|
|
|
error("sync "..s.config.name..
|
|
|
|
" has no known event monitor interface.")
|
|
|
|
end
|
|
|
|
|
2010-11-07 09:53:39 +00:00
|
|
|
if s.config.init then
|
2010-11-30 22:56:34 +00:00
|
|
|
s.config.init(s.inlet)
|
2010-10-22 10:35:26 +00:00
|
|
|
end
|
|
|
|
end
|
2010-10-17 15:24:55 +00:00
|
|
|
end
|
|
|
|
|
2010-10-19 10:12:11 +00:00
|
|
|
----
|
2010-10-21 12:37:27 +00:00
|
|
|
-- Called by core to query soonest alarm.
|
2010-10-19 10:12:11 +00:00
|
|
|
--
|
2010-11-05 18:20:33 +00:00
|
|
|
-- @return false ... no alarm, core can in untimed sleep, or
|
2010-11-08 12:14:10 +00:00
|
|
|
-- true ... immediate action
|
2010-11-05 18:20:33 +00:00
|
|
|
-- times ... the alarm time (only read if number is 1)
|
|
|
|
--
|
2010-11-10 22:03:02 +00:00
|
|
|
function runner.getAlarm()
|
2010-11-05 18:20:33 +00:00
|
|
|
local alarm = false
|
2010-11-06 21:29:22 +00:00
|
|
|
----
|
|
|
|
-- checks if current nearest alarm or a is earlier
|
|
|
|
--
|
2010-12-01 13:25:05 +00:00
|
|
|
local function checkAlarm(a)
|
|
|
|
if a == nil then
|
|
|
|
error("got nil alarm")
|
|
|
|
end
|
2010-11-08 12:14:10 +00:00
|
|
|
if alarm == true or not a then
|
|
|
|
-- already immediate or no new alarm
|
2010-12-01 13:25:05 +00:00
|
|
|
return
|
2010-11-06 21:29:22 +00:00
|
|
|
end
|
2010-12-01 13:17:04 +00:00
|
|
|
-- returns the ealier time
|
|
|
|
if not alarm or a < alarm then
|
2010-12-01 13:25:05 +00:00
|
|
|
alarm = a
|
2010-10-24 16:41:58 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-06 21:29:22 +00:00
|
|
|
|
|
|
|
-- checks all syncs for their earliest alarm
|
|
|
|
for _, s in Syncs.iwalk() do
|
2010-12-01 13:25:05 +00:00
|
|
|
checkAlarm(s:getAlarm())
|
2010-11-06 10:10:57 +00:00
|
|
|
end
|
2010-11-06 21:29:22 +00:00
|
|
|
-- checks if a statusfile write has been delayed
|
2010-12-01 13:25:05 +00:00
|
|
|
checkAlarm(StatusFile.getAlarm())
|
2010-11-30 23:14:17 +00:00
|
|
|
-- checks for an userAlarm
|
2010-12-01 13:25:05 +00:00
|
|
|
checkAlarm(UserAlarms.getAlarm())
|
2010-11-06 10:10:57 +00:00
|
|
|
|
2010-12-01 12:19:17 +00:00
|
|
|
log("Debug","getAlarm returns: ",alarm)
|
2010-11-05 18:20:33 +00:00
|
|
|
return alarm
|
2010-10-19 10:12:11 +00:00
|
|
|
end
|
2010-10-17 15:24:55 +00:00
|
|
|
|
2010-11-10 15:57:37 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Called when an inotify event arrived.
|
|
|
|
-- Simply forwards it directly to the object.
|
2010-11-26 16:19:56 +00:00
|
|
|
--
|
|
|
|
runner.inotifyEvent = Inotify.event
|
2010-12-10 13:28:10 +00:00
|
|
|
runner.fsEventsEvent = Fsevents.event
|
2010-10-21 12:37:27 +00:00
|
|
|
|
|
|
|
-----
|
2010-10-24 13:52:28 +00:00
|
|
|
-- Collector for every child process that finished in startup phase
|
2010-10-21 12:37:27 +00:00
|
|
|
--
|
|
|
|
-- Parameters are pid and exitcode of child process
|
|
|
|
--
|
|
|
|
-- Can return either a new pid if one other child process
|
|
|
|
-- has been spawned as replacement (e.g. retry) or 0 if
|
|
|
|
-- finished/ok.
|
|
|
|
--
|
2010-11-10 15:57:37 +00:00
|
|
|
function runner.collector(pid, exitcode)
|
2010-10-21 12:37:27 +00:00
|
|
|
if exitcode ~= 0 then
|
2010-11-02 21:04:01 +00:00
|
|
|
log("Error", "Startup process", pid, " failed")
|
2010-10-27 19:34:56 +00:00
|
|
|
terminate(-1) -- ERRNO
|
2010-10-20 13:01:26 +00:00
|
|
|
end
|
2010-10-21 12:37:27 +00:00
|
|
|
return 0
|
2010-10-20 10:25:34 +00:00
|
|
|
end
|
|
|
|
|
2010-11-10 15:57:37 +00:00
|
|
|
----
|
|
|
|
-- Called by core when an overflow happened.
|
|
|
|
--
|
|
|
|
function runner.overflow()
|
2010-11-14 09:11:09 +00:00
|
|
|
log("Normal", "--- OVERFLOW on inotify event queue ---")
|
|
|
|
lsyncdStatus = "fade"
|
|
|
|
end
|
|
|
|
|
|
|
|
----
|
|
|
|
-- Called by core on a hup signal.
|
|
|
|
--
|
|
|
|
function runner.hup()
|
|
|
|
log("Normal", "--- HUP signal, resetting ---")
|
|
|
|
lsyncdStatus = "fade"
|
|
|
|
end
|
|
|
|
|
|
|
|
----
|
|
|
|
-- Called by core on a term signal.
|
|
|
|
--
|
|
|
|
function runner.term()
|
|
|
|
log("Normal", "--- TERM signal, fading ---")
|
|
|
|
lsyncdStatus = "fade"
|
2010-11-10 15:57:37 +00:00
|
|
|
end
|
2010-10-21 12:37:27 +00:00
|
|
|
|
2010-10-25 17:38:57 +00:00
|
|
|
--============================================================================
|
2010-11-17 11:14:36 +00:00
|
|
|
-- Lsyncd user interface
|
2010-10-25 17:38:57 +00:00
|
|
|
--============================================================================
|
2010-10-17 15:24:55 +00:00
|
|
|
|
2010-11-05 15:18:01 +00:00
|
|
|
-----
|
|
|
|
-- Main utility to create new observations.
|
2010-11-30 22:56:34 +00:00
|
|
|
-- @returns an Inlet to that sync.
|
2010-11-05 15:18:01 +00:00
|
|
|
--
|
|
|
|
function sync(opts)
|
2010-11-11 19:52:20 +00:00
|
|
|
if lsyncdStatus ~= "init" then
|
|
|
|
error("Sync can only be created on initialization.", 2)
|
2010-11-05 15:18:01 +00:00
|
|
|
end
|
2010-11-30 22:56:34 +00:00
|
|
|
return Syncs.add(opts).inlet
|
2010-11-05 15:18:01 +00:00
|
|
|
end
|
2010-10-17 15:24:55 +00:00
|
|
|
|
2010-10-19 16:40:49 +00:00
|
|
|
|
2010-10-27 11:31:18 +00:00
|
|
|
-----
|
2011-01-07 17:11:17 +00:00
|
|
|
-- Spawns a new child process.
|
2010-10-27 11:31:18 +00:00
|
|
|
--
|
2010-11-07 01:06:08 +00:00
|
|
|
-- @param agent the reason why a process is spawned.
|
|
|
|
-- normally this is a delay/event of a sync.
|
|
|
|
-- it will mark the related files as blocked.
|
2010-11-07 09:53:39 +00:00
|
|
|
-- @param binary binary to call
|
|
|
|
-- @param ... arguments
|
2010-11-07 01:06:08 +00:00
|
|
|
--
|
2010-11-11 09:36:56 +00:00
|
|
|
function spawn(agent, binary, ...)
|
2010-11-12 15:39:43 +00:00
|
|
|
if agent == nil or type(agent) ~= "table" then
|
|
|
|
error("spawning with an invalid agent", 2)
|
2010-11-11 15:17:22 +00:00
|
|
|
end
|
2010-11-14 09:11:09 +00:00
|
|
|
if lsyncdStatus == "fade" then
|
|
|
|
log("Normal", "ignored spawn processs since status fading")
|
|
|
|
end
|
2010-12-03 19:47:33 +00:00
|
|
|
if type(binary) ~= "string" then
|
|
|
|
error("calling spawn(agent, binary, ...), binary is not a string", 2)
|
|
|
|
end
|
2010-11-26 16:17:36 +00:00
|
|
|
local pid = lsyncd.exec(binary, ...)
|
|
|
|
if pid and pid > 0 then
|
2010-11-30 22:56:34 +00:00
|
|
|
local sync = InletFactory.getSync(agent)
|
|
|
|
-- delay or list
|
|
|
|
local dol = InletFactory.getDelayOrList(agent)
|
|
|
|
if not dol then
|
|
|
|
error("spawning with an unknown agent", 2)
|
|
|
|
end
|
|
|
|
if dol.status then
|
|
|
|
-- is a delay
|
|
|
|
dol.status = "active"
|
|
|
|
sync.processes[pid] = dol
|
2010-11-12 18:52:43 +00:00
|
|
|
else
|
2010-11-30 22:56:34 +00:00
|
|
|
-- is a list
|
2010-12-11 23:00:33 +00:00
|
|
|
for _, d in ipairs(dol) do
|
|
|
|
d.status = "active"
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
2010-11-30 22:56:34 +00:00
|
|
|
sync.processes[pid] = dol
|
2010-11-12 18:52:43 +00:00
|
|
|
end
|
2010-11-07 01:06:08 +00:00
|
|
|
end
|
2010-11-05 13:34:02 +00:00
|
|
|
end
|
|
|
|
|
2010-11-07 01:06:08 +00:00
|
|
|
-----
|
|
|
|
-- Spawns a child process using bash.
|
|
|
|
--
|
2010-11-11 09:36:56 +00:00
|
|
|
function spawnShell(agent, command, ...)
|
|
|
|
return spawn(agent, "/bin/sh", "-c", command, "/bin/sh", ...)
|
2010-10-27 11:31:18 +00:00
|
|
|
end
|
|
|
|
|
2010-12-01 12:19:17 +00:00
|
|
|
-----
|
|
|
|
-- Observes a filedescriptor
|
|
|
|
--
|
|
|
|
function observefd(fd, ready, writey)
|
|
|
|
return lsyncd.observe_fd(fd, ready, writey)
|
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Nonobserves a filedescriptor
|
|
|
|
--
|
|
|
|
function nonobservefd(fd)
|
|
|
|
return lsyncd.nonobserve_fd(fd)
|
|
|
|
end
|
|
|
|
|
2010-11-30 23:14:17 +00:00
|
|
|
-----
|
|
|
|
-- Calls func at timestamp.
|
|
|
|
-- Use now() to receive current timestamp
|
|
|
|
-- add seconds with '+' to it)
|
|
|
|
--
|
|
|
|
alarm = UserAlarms.alarm
|
|
|
|
|
2010-11-10 11:23:26 +00:00
|
|
|
-----
|
|
|
|
-- Comfort routine also for user.
|
|
|
|
-- Returns true if 'String' starts with 'Start'
|
|
|
|
--
|
|
|
|
function string.starts(String,Start)
|
2010-12-11 23:34:17 +00:00
|
|
|
return string.sub(String,1,#Start)==Start
|
2010-11-10 11:23:26 +00:00
|
|
|
end
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Comfort routine also for user.
|
|
|
|
-- Returns true if 'String' ends with 'End'
|
|
|
|
--
|
|
|
|
function string.ends(String,End)
|
2010-12-11 23:34:17 +00:00
|
|
|
return End=='' or string.sub(String,-#End)==End
|
2010-11-10 11:23:26 +00:00
|
|
|
end
|
|
|
|
|
|
|
|
|
2010-10-26 11:26:57 +00:00
|
|
|
--============================================================================
|
2010-11-17 11:14:36 +00:00
|
|
|
-- Lsyncd default settings
|
2010-10-26 11:26:57 +00:00
|
|
|
--============================================================================
|
|
|
|
|
2010-11-13 20:21:12 +00:00
|
|
|
-----
|
|
|
|
-- Exitcodes to retry on network failures of rsync.
|
|
|
|
--
|
|
|
|
local rsync_exitcodes = {
|
|
|
|
[ 1] = "die",
|
|
|
|
[ 2] = "die",
|
|
|
|
[ 3] = "again",
|
|
|
|
[ 4] = "die",
|
|
|
|
[ 5] = "again",
|
|
|
|
[ 6] = "again",
|
|
|
|
[ 10] = "again",
|
|
|
|
[ 11] = "again",
|
2010-11-29 20:32:54 +00:00
|
|
|
-- [ 12] = "again", -- dont, consistent failure, if e.g. target dir not there.
|
2010-11-13 20:21:12 +00:00
|
|
|
[ 14] = "again",
|
|
|
|
[ 20] = "again",
|
|
|
|
[ 21] = "again",
|
|
|
|
[ 22] = "again",
|
|
|
|
[ 25] = "die",
|
|
|
|
[ 30] = "again",
|
|
|
|
[ 35] = "again",
|
|
|
|
[255] = "again",
|
|
|
|
}
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Exitcodes to retry on network failures of rsync.
|
|
|
|
--
|
2010-11-24 20:34:56 +00:00
|
|
|
local ssh_exitcodes = {
|
2010-11-13 20:21:12 +00:00
|
|
|
[255] = "again",
|
|
|
|
}
|
|
|
|
|
2010-11-17 18:52:55 +00:00
|
|
|
|
2010-10-27 19:34:56 +00:00
|
|
|
-----
|
2010-11-17 11:14:36 +00:00
|
|
|
-- Lsyncd classic - sync with rsync
|
2010-10-27 19:34:56 +00:00
|
|
|
--
|
2010-11-13 18:04:37 +00:00
|
|
|
local default_rsync = {
|
2010-11-06 16:54:45 +00:00
|
|
|
-----
|
2010-11-12 20:43:27 +00:00
|
|
|
-- Spawns rsync for a list of events
|
2010-11-12 18:52:43 +00:00
|
|
|
--
|
|
|
|
action = function(inlet)
|
2010-11-24 16:18:48 +00:00
|
|
|
-- gets all events ready for syncing
|
|
|
|
local elist = inlet.getEvents()
|
2010-11-28 20:16:56 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- replaces filter rule by literals
|
|
|
|
--
|
|
|
|
local function sub(p)
|
|
|
|
if not p then
|
|
|
|
return
|
|
|
|
end
|
|
|
|
return p:gsub("%?", "\\?"):
|
2011-01-07 17:11:17 +00:00
|
|
|
gsub("%*", "\\*"):
|
|
|
|
gsub("%[", "\\["):
|
|
|
|
gsub("%]", "\\]")
|
2010-11-28 20:16:56 +00:00
|
|
|
end
|
|
|
|
|
2010-11-24 16:18:48 +00:00
|
|
|
local paths = elist.getPaths(
|
|
|
|
function(etype, path1, path2)
|
2010-12-15 13:33:48 +00:00
|
|
|
if (etype == "Delete" or etype == "Create")
|
|
|
|
and string.byte(path1, -1) == 47
|
|
|
|
then
|
2010-11-28 20:16:56 +00:00
|
|
|
return sub(path1) .. "***", sub(path2)
|
2010-11-24 16:18:48 +00:00
|
|
|
else
|
2010-11-28 20:16:56 +00:00
|
|
|
return sub(path1), sub(path2)
|
2010-11-24 16:18:48 +00:00
|
|
|
end
|
|
|
|
end)
|
|
|
|
-- stores all filters with integer index
|
|
|
|
local filterI = {}
|
|
|
|
-- stores all filters with path index
|
|
|
|
local filterP = {}
|
|
|
|
|
|
|
|
-- adds one entry into the filter
|
|
|
|
-- @param path ... path to add
|
2011-01-07 17:11:17 +00:00
|
|
|
-- @param leaf ... true if this the original path
|
2010-11-24 16:18:48 +00:00
|
|
|
-- false if its a parent
|
|
|
|
local function addToFilter(path)
|
|
|
|
if filterP[path] then
|
|
|
|
return
|
|
|
|
end
|
|
|
|
filterP[path]=true
|
|
|
|
table.insert(filterI, path)
|
|
|
|
end
|
|
|
|
|
|
|
|
-- adds a path to the filter, for rsync this needs
|
|
|
|
-- to have entries for all steps in the path, so the file
|
|
|
|
-- d1/d2/d3/f1 needs filters
|
|
|
|
-- "d1/", "d1/d2/", "d1/d2/d3/" and "d1/d2/d3/f1"
|
|
|
|
for _, path in ipairs(paths) do
|
|
|
|
if path and path ~="" then
|
|
|
|
addToFilter(path)
|
|
|
|
local pp = string.match(path, "^(.*/)[^/]+/?")
|
|
|
|
while pp do
|
|
|
|
addToFilter(pp)
|
|
|
|
pp = string.match(pp, "^(.*/)[^/]+/?")
|
2010-11-20 22:32:25 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-17 18:52:55 +00:00
|
|
|
end
|
2010-11-24 16:18:48 +00:00
|
|
|
|
|
|
|
local filterS = table.concat(filterI, "\n")
|
2010-11-28 20:16:56 +00:00
|
|
|
local filter0 = table.concat(filterI, "\000")
|
2010-11-24 16:18:48 +00:00
|
|
|
log("Normal",
|
|
|
|
"Calling rsync with filter-list of new/modified files/dirs\n",
|
|
|
|
filterS)
|
2010-11-30 22:56:34 +00:00
|
|
|
local config = inlet.getConfig()
|
2010-11-24 16:18:48 +00:00
|
|
|
spawn(elist, "/usr/bin/rsync",
|
2010-11-28 20:16:56 +00:00
|
|
|
"<", filter0,
|
2010-11-24 16:18:48 +00:00
|
|
|
config.rsyncOps,
|
2010-11-24 21:26:41 +00:00
|
|
|
"-r",
|
2010-11-24 16:18:48 +00:00
|
|
|
"--delete",
|
|
|
|
"--force",
|
2010-11-28 20:16:56 +00:00
|
|
|
"--from0",
|
2010-11-24 16:18:48 +00:00
|
|
|
"--include-from=-",
|
|
|
|
"--exclude=*",
|
|
|
|
config.source,
|
|
|
|
config.target)
|
2010-10-27 19:34:56 +00:00
|
|
|
end,
|
2010-11-12 20:43:27 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Spawns the recursive startup sync
|
|
|
|
--
|
|
|
|
init = function(inlet)
|
|
|
|
local config = inlet.getConfig()
|
|
|
|
local event = inlet.createBlanketEvent()
|
|
|
|
if string.sub(config.target, -1) ~= "/" then
|
|
|
|
config.target = config.target .. "/"
|
|
|
|
end
|
2011-01-19 15:17:11 +00:00
|
|
|
|
|
|
|
local excludes = inlet.getExcludes();
|
|
|
|
if #excludes == 0 then
|
|
|
|
log("Normal", "recursive startup rsync: ", config.source,
|
|
|
|
" -> ", config.target)
|
|
|
|
spawn(event, "/usr/bin/rsync",
|
|
|
|
"--delete",
|
|
|
|
config.rsyncOps, "-r",
|
|
|
|
config.source,
|
|
|
|
config.target)
|
|
|
|
else
|
|
|
|
local exS = table.concat(excludes, "\n")
|
|
|
|
log("Normal", "recursive startup rsync: ", config.source,
|
|
|
|
" -> ", config.target," excluding\n", exS)
|
|
|
|
spawn(event, "/usr/bin/rsync",
|
|
|
|
"<", exS,
|
|
|
|
"--exclude-from=-",
|
|
|
|
"--delete",
|
|
|
|
config.rsyncOps, "-r",
|
|
|
|
config.source,
|
|
|
|
config.target)
|
|
|
|
end
|
2010-11-12 20:43:27 +00:00
|
|
|
end,
|
|
|
|
|
|
|
|
-----
|
2010-11-13 20:21:12 +00:00
|
|
|
-- Calls rsync with this options.
|
2010-11-12 20:43:27 +00:00
|
|
|
--
|
|
|
|
rsyncOps = "-lts",
|
2010-11-13 20:21:12 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- exit codes for rsync.
|
|
|
|
--
|
|
|
|
exitcodes = rsync_exitcodes,
|
2010-11-12 18:52:43 +00:00
|
|
|
|
|
|
|
-----
|
2010-11-17 18:52:55 +00:00
|
|
|
-- Default delay
|
2010-11-12 20:43:27 +00:00
|
|
|
--
|
2010-11-24 21:32:59 +00:00
|
|
|
delay = 15,
|
2010-11-13 18:04:37 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
-----
|
2010-11-17 11:14:36 +00:00
|
|
|
-- Lsyncd 2 improved rsync - sync with rsync but move over ssh.
|
2010-11-13 18:04:37 +00:00
|
|
|
--
|
2010-11-14 09:37:31 +00:00
|
|
|
local default_rsyncssh = {
|
2010-11-13 18:04:37 +00:00
|
|
|
-----
|
|
|
|
-- Spawns rsync for a list of events
|
|
|
|
--
|
|
|
|
action = function(inlet)
|
2010-11-25 07:21:35 +00:00
|
|
|
local event, event2 = inlet.getEvent()
|
2010-11-13 18:04:37 +00:00
|
|
|
local config = inlet.getConfig()
|
2010-11-24 20:34:56 +00:00
|
|
|
|
|
|
|
-- makes move local on host
|
2010-11-29 00:21:17 +00:00
|
|
|
-- if fails deletes the source...
|
2010-11-13 18:04:37 +00:00
|
|
|
if event.etype == 'Move' then
|
2010-11-25 07:21:35 +00:00
|
|
|
log("Normal", "Moving ",event.path," -> ",event2.path)
|
2010-11-13 18:04:37 +00:00
|
|
|
spawn(event, "/usr/bin/ssh",
|
|
|
|
config.host, "mv",
|
|
|
|
config.targetdir .. event.path,
|
2010-11-29 00:21:17 +00:00
|
|
|
config.targetdir .. event2.path,
|
|
|
|
"||", "rm", "-rf", config.targetdir .. event.path)
|
2010-11-13 18:04:37 +00:00
|
|
|
return
|
|
|
|
end
|
2010-11-24 20:34:56 +00:00
|
|
|
|
|
|
|
-- uses ssh to delete files on remote host
|
|
|
|
-- instead of constructing rsync filters
|
|
|
|
if event.etype == 'Delete' then
|
|
|
|
local elist = inlet.getEvents(
|
|
|
|
function(e)
|
|
|
|
return e.etype == "Delete"
|
|
|
|
end)
|
|
|
|
|
|
|
|
local paths = elist.getPaths(
|
|
|
|
function(etype, path1, path2)
|
|
|
|
if path2 then
|
|
|
|
return config.targetdir..path1, config.targetdir..path2
|
|
|
|
else
|
|
|
|
return config.targetdir..path1
|
|
|
|
end
|
|
|
|
end)
|
|
|
|
|
|
|
|
for _, v in pairs(paths) do
|
|
|
|
if string.match(v, "^%s*/+%s*$") then
|
|
|
|
log("Error", "refusing to `rm -rf /` the target!")
|
|
|
|
terminate(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
local sPaths = table.concat(paths, "\n")
|
2010-11-28 20:16:56 +00:00
|
|
|
local zPaths = table.concat(paths, "\000")
|
2010-11-24 20:34:56 +00:00
|
|
|
log("Normal", "Deleting list\n", sPaths)
|
2010-11-24 21:26:41 +00:00
|
|
|
spawn(elist, "/usr/bin/ssh",
|
2010-11-28 20:16:56 +00:00
|
|
|
"<", zPaths,
|
|
|
|
config.host,
|
|
|
|
"xargs", "-0", "rm -rf")
|
2010-11-24 20:34:56 +00:00
|
|
|
return
|
|
|
|
end
|
|
|
|
|
2010-11-13 18:04:37 +00:00
|
|
|
-- for everything else spawn a rsync
|
2010-11-24 20:34:56 +00:00
|
|
|
local elist = inlet.getEvents(
|
|
|
|
function(e)
|
|
|
|
return e.etype ~= "Move" and e.etype ~= "Delete"
|
2010-11-13 18:04:37 +00:00
|
|
|
end)
|
2010-11-24 21:26:41 +00:00
|
|
|
local paths = elist.getPaths()
|
|
|
|
|
|
|
|
-- removes trailing slashes from dirs.
|
|
|
|
for k, v in ipairs(paths) do
|
|
|
|
if string.byte(v, -1) == 47 then
|
|
|
|
paths[k] = string.sub(v, 1, -2)
|
|
|
|
end
|
|
|
|
end
|
2010-11-28 20:16:56 +00:00
|
|
|
local sPaths = table.concat(paths, "\n")
|
|
|
|
local zPaths = table.concat(paths, "\000")
|
2010-11-24 21:26:41 +00:00
|
|
|
log("Normal", "Rsyncing list\n", sPaths)
|
2010-11-13 18:04:37 +00:00
|
|
|
spawn(elist, "/usr/bin/rsync",
|
2010-11-28 20:16:56 +00:00
|
|
|
"<", zPaths,
|
2010-11-24 20:34:56 +00:00
|
|
|
config.rsyncOps,
|
2010-12-16 12:56:46 +00:00
|
|
|
"-r",
|
2010-11-28 20:16:56 +00:00
|
|
|
"--from0",
|
2010-11-24 20:34:56 +00:00
|
|
|
"--files-from=-",
|
2010-11-13 18:04:37 +00:00
|
|
|
config.source,
|
|
|
|
config.host .. ":" .. config.targetdir)
|
|
|
|
end,
|
2010-11-13 20:21:12 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Called when collecting a finished child process
|
|
|
|
--
|
|
|
|
collect = function(agent, exitcode)
|
2010-11-13 20:31:24 +00:00
|
|
|
if not agent.isList and agent.etype == "Blanket" then
|
2010-11-13 20:21:12 +00:00
|
|
|
if exitcode == 0 then
|
|
|
|
log("Normal", "Startup of '",agent.source,"' finished.")
|
|
|
|
elseif rsync_exitcodes[exitcode] == "again" then
|
|
|
|
log("Normal",
|
2010-11-13 20:31:24 +00:00
|
|
|
"Retrying startup of '",agent.source,"'.")
|
2010-11-13 20:21:12 +00:00
|
|
|
return "again"
|
|
|
|
else
|
|
|
|
log("Error", "Failure on startup of '",agent.source,"'.")
|
|
|
|
terminate(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
end
|
|
|
|
|
|
|
|
if agent.isList then
|
|
|
|
local rc = rsync_exitcodes[exitcode]
|
|
|
|
if rc == "die" then
|
|
|
|
return rc
|
|
|
|
end
|
|
|
|
if rc == "again" then
|
|
|
|
log("Normal", "Retrying a list on exitcode = ",exitcode)
|
|
|
|
else
|
|
|
|
log("Normal", "Finished a list = ",exitcode)
|
|
|
|
end
|
|
|
|
return rc
|
|
|
|
else
|
|
|
|
local rc = ssh_exitcodes[exitcode]
|
|
|
|
if rc == "die" then
|
|
|
|
return rc
|
|
|
|
end
|
|
|
|
if rc == "again" then
|
|
|
|
log("Normal", "Retrying ",agent.etype,
|
|
|
|
" on ",agent.sourcePath," = ",exitcode)
|
|
|
|
else
|
|
|
|
log("Normal", "Finished ",agent.etype,
|
|
|
|
" on ",agent.sourcePath," = ",exitcode)
|
|
|
|
end
|
|
|
|
end
|
|
|
|
end,
|
2010-11-13 18:04:37 +00:00
|
|
|
|
|
|
|
-----
|
|
|
|
-- Spawns the recursive startup sync
|
|
|
|
--
|
|
|
|
init = function(inlet)
|
|
|
|
local config = inlet.getConfig()
|
|
|
|
local event = inlet.createBlanketEvent()
|
|
|
|
if string.sub(config.targetdir, -1) ~= "/" then
|
|
|
|
config.targetdir = config.targetdir .. "/"
|
|
|
|
end
|
2011-01-19 15:17:11 +00:00
|
|
|
|
|
|
|
local excludes = inlet.getExcludes();
|
|
|
|
if #excludes == 0 then
|
|
|
|
log("Normal", "recursive startup rsync: ", config.source,
|
|
|
|
" -> ", config.host .. ":" .. config.targetdir)
|
|
|
|
spawn(event, "/usr/bin/rsync",
|
|
|
|
"--delete",
|
|
|
|
"-r",
|
|
|
|
config.rsyncOps,
|
|
|
|
config.source,
|
|
|
|
config.host .. ":" .. config.targetdir)
|
|
|
|
else
|
|
|
|
local exS = table.concat(excludes, "\n")
|
|
|
|
log("Normal", "recursive startup rsync: ", config.source,
|
|
|
|
" -> ", config.host .. ":" .. config.targetdir, " excluding\n")
|
|
|
|
spawn(event, "/usr/bin/rsync",
|
|
|
|
"<", exS,
|
|
|
|
"--exclude-from=-",
|
|
|
|
"--delete",
|
|
|
|
"-r",
|
|
|
|
config.rsyncOps,
|
|
|
|
config.source,
|
|
|
|
config.host .. ":" .. config.targetdir)
|
|
|
|
end
|
2010-11-13 18:04:37 +00:00
|
|
|
end,
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- Calls rsync with this options
|
|
|
|
--
|
|
|
|
rsyncOps = "-lts",
|
|
|
|
|
|
|
|
-----
|
2010-11-28 23:39:18 +00:00
|
|
|
-- allow processes
|
2010-11-13 18:04:37 +00:00
|
|
|
--
|
2010-11-28 23:39:18 +00:00
|
|
|
maxProcesses = 1,
|
2010-11-25 07:21:35 +00:00
|
|
|
|
|
|
|
------
|
|
|
|
-- Let the core not split move event.
|
|
|
|
--
|
|
|
|
onMove = true,
|
|
|
|
|
2010-11-13 18:04:37 +00:00
|
|
|
-----
|
2010-11-14 16:03:47 +00:00
|
|
|
-- Default delay.
|
2010-11-13 18:04:37 +00:00
|
|
|
--
|
2010-11-24 21:32:59 +00:00
|
|
|
delay = 15,
|
2010-10-27 19:34:56 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
-----
|
2010-11-13 20:21:12 +00:00
|
|
|
-- The default table for the user to accesss.
|
|
|
|
-- Provides all the default layer 1 functions.
|
|
|
|
--
|
2010-11-02 20:18:05 +00:00
|
|
|
-- TODO make readonly
|
|
|
|
--
|
|
|
|
default = {
|
2010-11-11 19:52:20 +00:00
|
|
|
|
2010-11-02 20:18:05 +00:00
|
|
|
-----
|
2010-11-11 19:52:20 +00:00
|
|
|
-- Default action calls user scripts on**** functions.
|
2010-11-02 20:18:05 +00:00
|
|
|
--
|
|
|
|
action = function(inlet)
|
2010-11-10 11:23:26 +00:00
|
|
|
-- in case of moves getEvent returns the origin and dest of the move
|
|
|
|
local event, event2 = inlet.getEvent()
|
2010-11-08 12:14:10 +00:00
|
|
|
local config = inlet.getConfig()
|
2010-11-05 15:18:01 +00:00
|
|
|
local func = config["on".. event.etype]
|
2010-11-02 20:18:05 +00:00
|
|
|
if func then
|
2010-11-10 11:23:26 +00:00
|
|
|
func(event, event2)
|
2010-11-02 20:18:05 +00:00
|
|
|
end
|
2010-11-12 11:04:45 +00:00
|
|
|
-- if function didnt change the wait status its not interested
|
|
|
|
-- in this event -> drop it.
|
|
|
|
if event.status == "wait" then
|
2010-11-12 20:55:22 +00:00
|
|
|
inlet.discardEvent(event)
|
2010-11-12 11:04:45 +00:00
|
|
|
end
|
2010-11-02 20:18:05 +00:00
|
|
|
end,
|
|
|
|
|
2010-11-10 09:49:44 +00:00
|
|
|
|
2010-11-11 09:36:56 +00:00
|
|
|
-----
|
|
|
|
-- Called when collecting a finished child process
|
|
|
|
--
|
2010-11-12 18:52:43 +00:00
|
|
|
collect = function(agent, exitcode)
|
2010-11-13 20:21:12 +00:00
|
|
|
local config = agent.config
|
|
|
|
|
2010-11-13 20:31:24 +00:00
|
|
|
if not agent.isList and agent.etype == "Blanket" then
|
2010-11-13 20:21:12 +00:00
|
|
|
if exitcode == 0 then
|
|
|
|
log("Normal", "Startup of '",agent.source,"' finished.")
|
|
|
|
elseif config.exitcodes and
|
|
|
|
config.exitcodes[exitcode] == "again"
|
|
|
|
then
|
|
|
|
log("Normal",
|
2010-11-13 20:31:24 +00:00
|
|
|
"Retrying startup of '",agent.source,"'.")
|
2010-11-13 20:21:12 +00:00
|
|
|
return "again"
|
|
|
|
else
|
|
|
|
log("Error", "Failure on startup of '",agent.source,"'.")
|
|
|
|
terminate(-1) -- ERRNO
|
|
|
|
end
|
|
|
|
return
|
|
|
|
end
|
|
|
|
|
|
|
|
local rc = config.exitcodes and config.exitcodes[exitcode]
|
|
|
|
if rc == "die" then
|
|
|
|
return rc
|
|
|
|
end
|
|
|
|
|
2010-11-12 18:52:43 +00:00
|
|
|
if agent.isList then
|
2010-11-13 20:21:12 +00:00
|
|
|
if rc == "again" then
|
|
|
|
log("Normal", "Retrying a list on exitcode = ",exitcode)
|
|
|
|
else
|
|
|
|
log("Normal", "Finished a list = ",exitcode)
|
|
|
|
end
|
2010-11-12 18:52:43 +00:00
|
|
|
else
|
2010-11-13 20:21:12 +00:00
|
|
|
if rc == "again" then
|
|
|
|
log("Normal", "Retrying ",agent.etype,
|
|
|
|
" on ",agent.sourcePath," = ",exitcode)
|
|
|
|
else
|
|
|
|
log("Normal", "Finished ",agent.etype,
|
|
|
|
" on ",agent.sourcePath," = ",exitcode)
|
2010-11-11 09:36:56 +00:00
|
|
|
end
|
|
|
|
end
|
2010-11-13 20:21:12 +00:00
|
|
|
return rc
|
2010-11-11 09:36:56 +00:00
|
|
|
end,
|
|
|
|
|
|
|
|
-----
|
2010-11-17 11:14:36 +00:00
|
|
|
-- called on (re)initalizing of Lsyncd.
|
2010-11-11 09:36:56 +00:00
|
|
|
--
|
|
|
|
init = function(inlet)
|
|
|
|
local config = inlet.getConfig()
|
2010-11-13 13:13:51 +00:00
|
|
|
-- user functions
|
|
|
|
|
|
|
|
-- calls a startup if given by user script.
|
2010-11-11 09:36:56 +00:00
|
|
|
if type(config.onStartup) == "function" then
|
|
|
|
local event = inlet.createBlanketEvent()
|
2010-11-11 15:17:22 +00:00
|
|
|
local startup = config.onStartup(event)
|
2010-11-11 19:52:20 +00:00
|
|
|
if event.status == "wait" then
|
2010-11-11 15:17:22 +00:00
|
|
|
-- user script did not spawn anything
|
|
|
|
-- thus the blanket event is deleted again.
|
2010-11-12 20:55:22 +00:00
|
|
|
inlet.discardEvent(event)
|
2010-11-11 15:17:22 +00:00
|
|
|
end
|
|
|
|
-- TODO honor some return codes of startup like "warmstart".
|
2010-11-11 09:36:56 +00:00
|
|
|
end
|
|
|
|
end,
|
|
|
|
|
2010-10-26 11:26:57 +00:00
|
|
|
-----
|
2010-11-17 11:14:36 +00:00
|
|
|
-- The maximum number of processes Lsyncd will spawn simultanously for
|
2010-11-11 15:17:22 +00:00
|
|
|
-- one sync.
|
2010-10-26 11:26:57 +00:00
|
|
|
--
|
2010-11-06 10:10:57 +00:00
|
|
|
maxProcesses = 1,
|
|
|
|
|
2010-11-12 20:55:22 +00:00
|
|
|
-----
|
|
|
|
-- Try not to have more than these delays.
|
|
|
|
-- not too large, since total calculation for stacking
|
|
|
|
-- events is n*log(n) or so..
|
|
|
|
--
|
|
|
|
maxDelays = 1000,
|
|
|
|
|
2010-11-06 16:54:45 +00:00
|
|
|
-----
|
2010-11-10 09:49:44 +00:00
|
|
|
-- a default rsync configuration for easy usage.
|
2010-11-11 15:17:22 +00:00
|
|
|
--
|
2010-11-13 18:04:37 +00:00
|
|
|
rsync = default_rsync,
|
|
|
|
|
|
|
|
-----
|
|
|
|
-- a default rsync configuration with ssh'd move and rm actions
|
|
|
|
--
|
2010-11-14 09:37:31 +00:00
|
|
|
rsyncssh = default_rsyncssh,
|
2010-10-27 19:34:56 +00:00
|
|
|
|
2010-11-06 16:54:45 +00:00
|
|
|
-----
|
2010-11-10 09:49:44 +00:00
|
|
|
-- Minimum seconds between two writes of a status file.
|
2010-10-26 11:26:57 +00:00
|
|
|
--
|
2010-11-10 09:49:44 +00:00
|
|
|
statusIntervall = 10,
|
2010-10-26 11:26:57 +00:00
|
|
|
}
|
|
|
|
|
2010-11-28 20:16:56 +00:00
|
|
|
-----
|
|
|
|
-- provides a default empty settings table.
|
|
|
|
--
|
|
|
|
settings = {}
|
|
|
|
|
2010-11-11 15:17:22 +00:00
|
|
|
-----
|
|
|
|
-- Returns the core the runners function interface.
|
|
|
|
--
|
2010-11-10 15:57:37 +00:00
|
|
|
return runner
|