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Added file locking for file creation.

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Martin Edenhofer 2013-01-23 08:22:27 +01:00
parent c4b47ec9d9
commit 29b6dfbce4
1 changed files with 6 additions and 2 deletions
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8
lib/session.rb
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@ -71,7 +71,7 @@ module Session
def self.send( client_id, data ) def self.send( client_id, data )
path = @path + '/' + client_id.to_s + '/' path = @path + '/' + client_id.to_s + '/'
filename = 'send-' + Time.new().to_i.to_s + '-' + rand(999999).to_s filename = 'send-' + Time.new().to_i.to_s + '-' + rand(99999999).to_s
if File::exists?( path + filename ) if File::exists?( path + filename )
filename = filename + '-1' filename = filename + '-1'
if File::exists?( path + filename ) if File::exists?( path + filename )
@ -79,15 +79,19 @@ module Session
if File::exists?( path + filename ) if File::exists?( path + filename )
filename = filename + '-1' filename = filename + '-1'
if File::exists?( path + filename ) if File::exists?( path + filename )
filename = filename + '-' + rand(999999).to_s filename = filename + '-' + rand(99999999).to_s
end end
end end
end end
end end
return false if !File.directory? path return false if !File.directory? path
File.open( path + 'a-' + filename, 'w' ) { |file| File.open( path + 'a-' + filename, 'w' ) { |file|
file.flock( File::LOCK_EX )
file.puts data.to_json file.puts data.to_json
file.flock( File::LOCK_UN )
file.close
} }
FileUtils.mv( path + 'a-' + filename, path + filename) FileUtils.mv( path + 'a-' + filename, path + filename)
return true return true
end end