module LSync

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

Constants

CLIENT_CODE
VERSION

Public Class Methods

log_error(error, logger) click to toggle source

# File lib/lsync/controller.rb, line 46
def self.log_error(error, logger)
        logger.error "Error #{error.class.name}: #{error}"
        error.backtrace.each do |where|
                logger.error "\t#{where}"
        end
end

log_task(task, logger) click to toggle source

# File lib/lsync/controller.rb, line 25
def self.log_task(task, logger)
        pipes = [task.output, task.error]

        while pipes.size > 0
                result = IO.select(pipes)

                result[0].each do |pipe|
                        if pipe.closed? || pipe.eof?
                                pipes.delete(pipe)
                                next
                        end

                        if pipe == task.output
                                logger.info pipe.readline.chomp
                        elsif pipe == task.error
                                logger.error pipe.readline.chomp
                        end
                end
        end
end

run_script(options = {}, &block) click to toggle source

Run a prepared backup script using a lockfile.

# File lib/lsync.rb, line 41
def self.run_script(options = {}, &block)
        script = LSync::Script.new(options, &block)
        lockfile_path = $0 + ".lock"

        script.on(:failure) do |error|
                LSync::log_error(error, logger)
        end
        
        begin
                Lockfile.new(lockfile_path, :retries => 0) do
                        script.run!
                end
        rescue Lockfile::MaxTriesLockError
                raise LockError.new("Lockfile #{lockfile_path} could not be acquired.")
        end
end