53 lines
1.7 KiB
Ruby
53 lines
1.7 KiB
Ruby
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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# This script is used to issue a stop command to a regionserver via RPC.
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# Intended for use in environments where sshing around is inappropriate
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# Run it like this by passing it to a jruby interpreter:
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#
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# ./bin/hbase org.jruby.Main bin/shutdown_regionserver.rb c2021:16020
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include Java
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import org.apache.hadoop.hbase.HBaseConfiguration
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import org.apache.hadoop.hbase.client.HBaseAdmin
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def usage(msg=nil)
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$stderr.puts 'Usage: shutdown_regionserver.rb <host:port>..'
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$stderr.puts
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$stderr.puts 'Stops the specified regionservers via RPC'
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$stderr.puts 'Error: %s' % msg if msg
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abort
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end
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usage if ARGV.length < 1
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ARGV.each do |x|
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usage 'Invalid host:port: %s' % x unless x.include? ':'
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end
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config = HBaseConfiguration.create()
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begin
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admin = HBaseAdmin.new(config)
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rescue
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abort "Error: Couldn't instantiate HBaseAdmin"
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end
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ARGV.each do |hostport|
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admin.stopRegionServer(hostport)
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end
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