Last change
on this file since 30903 was 30903, checked in by davidb, 7 years ago |
Vagrant provisioning files for a 4-node Hadoop cluster. See README.txt for more details
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File size:
782 bytes
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1 | #
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2 | # shell_escape.rb
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3 | #
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4 |
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5 | require 'shellwords'
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6 |
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7 | module Puppet::Parser::Functions
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8 | newfunction(:shell_escape, :type => :rvalue, :doc => <<-EOS
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9 | Escapes a string so that it can be safely used in a Bourne shell command line.
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10 |
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11 | Note that the resulting string should be used unquoted and is not intended for use in double quotes nor in single
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12 | quotes.
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13 |
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14 | This function behaves the same as ruby's Shellwords.shellescape() function.
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15 | EOS
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16 | ) do |arguments|
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17 |
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18 | raise(Puppet::ParseError, "shell_escape(): Wrong number of arguments " +
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19 | "given (#{arguments.size} for 1)") if arguments.size != 1
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20 |
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21 | # explicit conversion to string is required for ruby 1.9
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22 | string = arguments[0].to_s
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23 |
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24 | result = Shellwords.shellescape(string)
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25 |
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26 | return result
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27 | end
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28 | end
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29 |
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30 | # vim: set ts=2 sw=2 et :
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