gistfile1.rb

#!/usr/bin/ruby

@path = '/opt/tmp_tables_list'
@remove_except_table = 'localPreferences'
@tables = []

def fix_base
  `echo "list" | hbase shell | grep -v #{@remove_except_table} > #{@path}`
  sanitize_file @path
  `cat #{@path}  | awk '{print "disable \\"" $1 "\\""}' | hbase shell`
  `cat #{@path}  | awk '{print "drop \\"" $1 "\\""}' | hbase shell`
  end

def sanitize_file(path)
  File.open(path).each do |line|
    tables_found = line.include? 'TABLE'
    if tables_found and !line.include? ' seconds' and !line.include? 'TABLE'
      @tables << line
    end
  end
  write_tables
end

def write_tables
  File.open(@path, 'w') do |file|
    @tables.each do |string|
      file.write(string)
    end
  end
end

fix_base