Sha256: 492485167e719d3bffeacd554bcc22ed90f5ddbe6fc70cb0cd11184695bf1a20
Contents?: true
Size: 657 Bytes
Versions: 25
Compression:
Stored size: 657 Bytes
Contents
#!/usr/bin/env ruby
require 'optparse'
require 'ostruct'
exec('mandy-cat -h') unless ARGV.size >= 2
options = OpenStruct.new
OptionParser.new do |opts|
opts.banner = "USAGE: mandy-cat hdfs_path [options]"
opts.on("-c", "--conf HADOOP_CONF", "Use this cluster xml config file.") do |config|
options.config = config
end
opts.on_tail("-h", "--help", "Show this message") do
puts opts
exit
end
end.parse!
def absolute_path(path)
path =~ /^\// ? path : File.join(Dir.pwd, path)
end
hdfs_path = ARGV[0]
config = absolute_path(options.config || 'cluster.xml')
exec("$HADOOP_HOME/bin/hadoop fs -conf #{config} -cat #{hdfs_path}")
Version data entries
25 entries across 25 versions & 1 rubygems