Module: SweetyBacky::Commander

Defined in:
lib/sweety_backy/commander.rb

Class Method Summary collapse

Class Method Details

.clean(opts) ⇒ Object 



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# File 'lib/sweety_backy/commander.rb', line 24

def self.clean( opts )
  clean_files( opts )
  clean_databases( opts )
end

.clean_databases(opts) ⇒ Object 



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# File 'lib/sweety_backy/commander.rb', line 58

def self.clean_databases( opts )
  SweetyBacky::Utils.log "cleaning databases on #{opts[:target_path]}/databases/"

  opts[:databases].each do |database_name|
    SweetyBacky::Utils.log "cleaning database #{database_name}"

    [:yearly, :monthly, :weekly, :daily].each do |period|
      paths_in(
        "#{opts[:target_path]}/databases/#{database_name}.*.#{period.to_s}.sql.tar.gz",
        opts
      ).sort[0..(-1*(opts[period]+1))].each do |file_path|
        remove_path( file_path, opts )
        remove_path( "#{file_path}.md5", opts ) if exists?( "#{file_path}.md5", opts )
      end
    end
  end
end

.clean_files(opts) ⇒ Object 



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# File 'lib/sweety_backy/commander.rb', line 29

def self.clean_files( opts )
  SweetyBacky::Utils.log "cleaning files on #{opts[:target_path]}/files/"

  suffix = opts[:slices_size] ? ".part_*" : ""           # suffix support in case of spliting activate
  suffix_regex = opts[:slices_size] ? /\.part_.*/ : ""   # suffix support in case of spliting activate

  opts[:paths].each do |path|
    SweetyBacky::Utils.log "cleaning file #{path}"

    [:yearly, :monthly, :weekly, :daily].each do |period|
      paths_in(
        "#{opts[:target_path]}/files/#{SweetyBacky::Utils.namerize( path )}.*.#{period.to_s}.tar.gz#{suffix}",
        opts
      ).map do |file_name|
        file_name.match( "files\/#{SweetyBacky::Utils.namerize( path )}.(\\d{8}).#{period.to_s}.tar.gz#{suffix}" )[1]
      end.uniq.sort[0..(-1*(opts[period]+1))].each do |date_to_remove|
        paths_in(
          "#{opts[:target_path]}/files/#{SweetyBacky::Utils.namerize( path )}.#{date_to_remove}.#{period.to_s}.tar.gz#{suffix}",
          opts
        ).each do |file_path|
          Utils.log( "Removing file: #{file_path}" )
          remove_path( file_path, opts )
          remove_path( "#{file_path.gsub(suffix_regex, "")}.md5", opts ) if exists?( "#{file_path.gsub(suffix_regex, "")}.md5", opts )
        end
      end
    end
  end
end

.do_database_backup(database_name, backup_path, opts) ⇒ Object 



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# File 'lib/sweety_backy/commander.rb', line 10

def self.do_database_backup( database_name, backup_path, opts )
  SweetyBacky::Utils.log "doing database backup #{database_name} on #{backup_path}"

  FileUtils.mkdir_p( File.dirname( backup_path ) )
  tmp_sql_file_path = File.join( Dir::tmpdir, "#{File.basename( backup_path, '.tar.gz' )}" )

  database_pass = opts[:database_pass].empty? ? '' : "-p'#{opts[:database_pass]}'"

  SweetyBacky::Utils::command( "mysqldump -u#{opts[:database_user]} #{database_pass} #{database_name} > #{tmp_sql_file_path}" )
  SweetyBacky::Utils::command( "tar -cz --same-permissions --file #{backup_path} --directory #{File.dirname(tmp_sql_file_path)} #{File.basename(tmp_sql_file_path)}" )

  File.delete( tmp_sql_file_path )
end

.do_files_backup(path, backup_path) ⇒ Object 



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# File 'lib/sweety_backy/commander.rb', line 3

def self.do_files_backup( path, backup_path )
  SweetyBacky::Utils.log "doing files backup of #{path} to #{backup_path}"

  FileUtils.mkdir_p( File.dirname( backup_path ) )
  SweetyBacky::Utils::command( "tar -cz --directory #{path} --same-permissions --file #{backup_path} ." )
end

.do_md5(path, md5_path) ⇒ Object 



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# File 'lib/sweety_backy/commander.rb', line 102

def self.do_md5( path, md5_path )
  digest = Digest::MD5.new();

  File.open( path, 'r' ) do |f|
    f.each_line { |line| digest << line }
  end

  result = digest.hexdigest

  File.open( md5_path, 'w' ) { |f| f.write result }

  return result
end

.do_slices(file_path, size) ⇒ Object 



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# File 'lib/sweety_backy/commander.rb', line 116

def self.do_slices( file_path, size )
  SweetyBacky::Utils::command( "split -b #{size}m #{file_path} #{file_path}.part_" )
  File.delete( file_path )
end

.exists?(path, opts) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/sweety_backy/commander.rb', line 76

def self.exists?( path, opts )
  if( opts[:storage_system].to_sym == :s3 )
    return SweetyBacky::S3.exists?( path, opts[:s3_opts] )
  else
    return File.exists?( path )
  end
end

.paths_in(path, opts) ⇒ Object 



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# File 'lib/sweety_backy/commander.rb', line 84

def self.paths_in( path, opts )
  if( opts[:storage_system].to_sym == :s3 )
    return SweetyBacky::S3.paths_in( path, opts[:s3_opts] )
  else
    return Dir.glob( path )
  end
end

.remove_path(path, opts) ⇒ Object 



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# File 'lib/sweety_backy/commander.rb', line 92

def self.remove_path( path, opts )
  if( opts[:storage_system].to_sym == :s3 )
    SweetyBacky::Utils.log "cleaning: removing #{opts[:s3_opts][:bucket]}/#{path}"
    SweetyBacky::S3.delete( path, opts[:s3_opts] )
  else
    SweetyBacky::Utils.log "cleaning: removing #{path}"
    File.delete( path )
  end
end