| # |
| # Copyright 2009 The Apache Software Foundation |
| # |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| # File passed to org.jruby.Main by bin/hbase. Pollutes jirb with hbase imports |
| # and hbase commands and then loads jirb. Outputs a banner that tells user |
| # where to find help, shell version, and loads up a custom hirb. |
| |
| # TODO: Add 'debug' support (client-side logs show in shell). Add it as |
| # command-line option and as command. |
| # TODO: Interrupt a table creation or a connection to a bad master. Currently |
| # has to time out. Below we've set down the retries for rpc and hbase but |
| # still can be annoying (And there seem to be times when we'll retry for |
| # ever regardless) |
| # TODO: Add support for listing and manipulating catalog tables, etc. |
| # TODO: Encoding; need to know how to go from ruby String to UTF-8 bytes |
| |
| # Run the java magic include and import basic HBase types that will help ease |
| # hbase hacking. |
| include Java |
| |
| # Some goodies for hirb. Should these be left up to the user's discretion? |
| require 'irb/completion' |
| |
| # Add the $HBASE_HOME/lib/ruby OR $HBASE_HOME/src/main/ruby/lib directory |
| # to the ruby load path so I can load up my HBase ruby modules |
| if File.exists?(File.join(File.dirname(__FILE__), "..", "lib", "ruby", "hbase.rb")) |
| $LOAD_PATH.unshift File.join(File.dirname(__FILE__), "..", "lib", "ruby") |
| else |
| $LOAD_PATH.unshift File.join(File.dirname(__FILE__), "..", "src", "main", "ruby") |
| end |
| |
| # |
| # FIXME: Switch args processing to getopt |
| # |
| # See if there are args for this shell. If any, read and then strip from ARGV |
| # so they don't go through to irb. Output shell 'usage' if user types '--help' |
| cmdline_help = <<HERE # HERE document output as shell usage |
| Usage: shell [OPTIONS] [SCRIPTFILE [ARGUMENTS]] |
| |
| --format=OPTION Formatter for outputting results. |
| Valid options are: console, html. |
| (Default: console) |
| |
| -d | --debug Set DEBUG log levels. |
| -h | --help This help. |
| HERE |
| found = [] |
| format = 'console' |
| script2run = nil |
| log_level = org.apache.log4j.Level::ERROR |
| for arg in ARGV |
| if arg =~ /^--format=(.+)/i |
| format = $1 |
| if format =~ /^html$/i |
| raise NoMethodError.new("Not yet implemented") |
| elsif format =~ /^console$/i |
| # This is default |
| else |
| raise ArgumentError.new("Unsupported format " + arg) |
| end |
| found.push(arg) |
| elsif arg == '-h' || arg == '--help' |
| puts cmdline_help |
| exit |
| elsif arg == '-d' || arg == '--debug' |
| log_level = org.apache.log4j.Level::DEBUG |
| $fullBackTrace = true |
| puts "Setting DEBUG log level..." |
| else |
| # Presume it a script. Save it off for running later below |
| # after we've set up some environment. |
| script2run = arg |
| found.push(arg) |
| # Presume that any other args are meant for the script. |
| break |
| end |
| end |
| |
| # Delete all processed args |
| found.each { |arg| ARGV.delete(arg) } |
| |
| # Set logging level to avoid verboseness |
| org.apache.log4j.Logger.getLogger("org.apache.zookeeper").setLevel(log_level) |
| org.apache.log4j.Logger.getLogger("org.apache.hadoop.hbase").setLevel(log_level) |
| |
| # Require HBase now after setting log levels |
| require 'hbase' |
| |
| # Load hbase shell |
| require 'shell' |
| |
| # Require formatter |
| require 'shell/formatter' |
| |
| # Presume console format. |
| # Formatter takes an :output_stream parameter, if you don't want STDOUT. |
| @formatter = Shell::Formatter::Console.new |
| |
| # Setup the HBase module. Create a configuration. |
| @hbase = Hbase::Hbase.new |
| |
| # Setup console |
| @shell = Shell::Shell.new(@hbase, @formatter) |
| |
| # Add commands to this namespace |
| @shell.export_commands(self) |
| |
| # Add help command |
| def help(command = nil) |
| @shell.help(command) |
| end |
| |
| # Backwards compatibility method |
| def tools |
| @shell.help_group('tools') |
| end |
| |
| # Debugging method |
| def debug |
| if @shell.debug |
| @shell.debug = false |
| conf.back_trace_limit = 0 |
| else |
| @shell.debug = true |
| conf.back_trace_limit = 100 |
| end |
| debug? |
| end |
| |
| def debug? |
| puts "Debug mode is #{@shell.debug ? 'ON' : 'OFF'}\n\n" |
| nil |
| end |
| |
| # Include hbase constants |
| include HBaseConstants |
| |
| # If script2run, try running it. Will go on to run the shell unless |
| # script calls 'exit' or 'exit 0' or 'exit errcode'. |
| load(script2run) if script2run |
| |
| # Output a banner message that tells users where to go for help |
| @shell.print_banner |
| |
| require "irb" |
| require 'irb/hirb' |
| |
| module IRB |
| def self.start(ap_path = nil) |
| $0 = File::basename(ap_path, ".rb") if ap_path |
| |
| IRB.setup(ap_path) |
| @CONF[:IRB_NAME] = 'hbase' |
| @CONF[:AP_NAME] = 'hbase' |
| @CONF[:BACK_TRACE_LIMIT] = 0 unless $fullBackTrace |
| |
| if @CONF[:SCRIPT] |
| hirb = HIRB.new(nil, @CONF[:SCRIPT]) |
| else |
| hirb = HIRB.new |
| end |
| |
| @CONF[:IRB_RC].call(hirb.context) if @CONF[:IRB_RC] |
| @CONF[:MAIN_CONTEXT] = hirb.context |
| |
| catch(:IRB_EXIT) do |
| hirb.eval_input |
| end |
| end |
| end |
| |
| IRB.start |