Class: EasySync::Rsync

Inherits:
Object
  • Object
show all
Defined in:
lib/easy_sync/rsync.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options) ⇒ Rsync

Returns a new instance of Rsync.



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# File 'lib/easy_sync/rsync.rb', line 9

def initialize(options)
  @sync_name = options[:sync_name]
  @source = options[:source]
  @destination = options[:destination]
  @exclude_file = options[:exclude_file]
  @logging = options.fetch(:logging){:off}
end

Instance Attribute Details

#current ⇒ Object (readonly)

Returns the value of attribute current.



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# File 'lib/easy_sync/rsync.rb', line 7

def current
  @current
end

#destination ⇒ Object (readonly)

Returns the value of attribute destination.



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# File 'lib/easy_sync/rsync.rb', line 7

def destination
  @destination
end

#exclude_file ⇒ Object (readonly)

Returns the value of attribute exclude_file.



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# File 'lib/easy_sync/rsync.rb', line 7

def exclude_file
  @exclude_file
end

#last_snapshot ⇒ Object (readonly)

Returns the value of attribute last_snapshot.



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# File 'lib/easy_sync/rsync.rb', line 7

def last_snapshot
  @last_snapshot
end

#logging ⇒ Object (readonly)

Returns the value of attribute logging.



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# File 'lib/easy_sync/rsync.rb', line 7

def logging
  @logging
end

#source ⇒ Object (readonly)

Returns the value of attribute source.



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# File 'lib/easy_sync/rsync.rb', line 7

def source
  @source
end

#sync_name ⇒ Object (readonly)

Returns the value of attribute sync_name.



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# File 'lib/easy_sync/rsync.rb', line 7

def sync_name
  @sync_name
end

Instance Method Details

#current_snapshot ⇒ Object 



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# File 'lib/easy_sync/rsync.rb', line 21

def current_snapshot
  @current = File.join destination, Time.now.strftime("%Y-%m-%d")
end

#latest_snapshot ⇒ Object 



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# File 'lib/easy_sync/rsync.rb', line 17

def latest_snapshot
  @last_snapshot = Dir["#{destination}/*"].max
end

#remove_old_backups ⇒ Object 



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# File 'lib/easy_sync/rsync.rb', line 25

def remove_old_backups
  backups = Dir["#{destination}/*"]

  (backups - backups.last(5)).each do |r|
    puts "Removing #{r}"
    FileUtils.remove_dir(r, true)
  end

end

#sync ⇒ Object 



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# File 'lib/easy_sync/rsync.rb', line 35

def sync
  commands = [
              "rsync",
              "-avhiPH",
              "--exclude-from", "#{exclude_file}",
              "--link-dest", "#{latest_snapshot}"
              ]

  commands << ['--log-file', "#{ENV['HOME']}/easy_sync.log" ] if logging == :on
  commands << ["#{source}", "#{current_snapshot}"]
  commands = commands.flatten

  puts "\n\n\n------------------ Running #{sync_name} ------------------\n\n\n"

  remove_old_backups

  puts "latest snapshot #{@last_snapshot}"

  IO.popen(commands).each_line do |l|
    puts l
  end
end