blob: c14bcc1952a6471fb16a925341b5c9200af96812 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
|
# A simple class that tells us when a file has changed and thus whether we
# should reload it
require 'puppet'
module Puppet
class NoSuchFile < Puppet::Error; end
class LoadedFile
attr_reader :file, :statted
# Provide a hook for setting the timestamp during testing, so we don't
# have to depend on the granularity of the filesystem.
attr_writer :tstamp
Puppet.config.setdefaults(:puppet,
:filetimeout => [ 15,
"The minimum time to wait between checking for updates in
configuration files."
]
)
# Determine whether the file has changed and thus whether it should
# be reparsed.
def changed?
tmp = stamp()
# We use a different internal variable than the stamp method
# because it doesn't keep historical state and we do -- that is,
# we will always be comparing two timestamps, whereas
# stamp() just always wants the latest one.
if tmp == @tstamp
return false
else
@tstamp = tmp
return @tstamp
end
end
# Create the file. Must be passed the file path.
def initialize(file)
@file = file
unless FileTest.exists?(@file)
raise Puppet::NoSuchFile,
"Can not use a non-existent file for parsing"
end
@statted = 0
@stamp = nil
@tstamp = stamp()
end
# Retrieve the filestamp, but only refresh it if we're beyond our
# filetimeout
def stamp
if @stamp.nil? or (Time.now.to_i - @statted >= Puppet[:filetimeout])
@statted = Time.now.to_i
@stamp = File.stat(@file).ctime
end
return @stamp
end
def to_s
@file
end
end
end
# $Id$
|
