require<\/span> 'timeout'<\/span>\n\nclass<\/span> System<\/span>\n def<\/span> self<\/span>.<\/span>system_with_timeout<\/span>(<\/span>timeout<\/span>,<\/span> *<\/span>args<\/span>)<\/span>\n if<\/span> (<\/span> (<\/span>pid<\/span> =<\/span> fork<\/span>)<\/span> ==<\/span> nil<\/span> )<\/span>\n #child process<\/span>\n @@logger<\/span>.<\/span>debug<\/span>(<\/span>args<\/span>.<\/span>join<\/span>(<\/span>' '<\/span>))<\/span>\n exec<\/span>(<\/span>*<\/span>args<\/span>)<\/span>\n else<\/span>\n success<\/span> =<\/span> false<\/span>\n #parent process<\/span>\n begin<\/span>\n #TODO if the process fails return false<\/span>\n success<\/span> =<\/span> Timeout<\/span>::<\/span>timeout<\/span>(<\/span>timeout<\/span>){<\/span> Process<\/span>.<\/span>waitpid<\/span>(<\/span>pid<\/span>)<\/span> }<\/span>\n rescue<\/span> Timeout<\/span>::<\/span>Error<\/span>\n @@logger<\/span>.<\/span>error<\/span> "***** Timeout error"<\/span>\n Process<\/span>.<\/span>kill<\/span>(<\/span>"HUP"<\/span>,<\/span> pid<\/span>)<\/span>\n Process<\/span>.<\/span>detach<\/span>(<\/span>pid<\/span>)<\/span>\n end<\/span>\n success<\/span>\n end<\/span>\n end<\/span>\nend<\/span>\n<\/pre><\/div>\n');
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