proxy.coffee (849B)
1 2 child_process = require 'child_process' 3 4 5 # Use 0.12 native functionality when available (instead of emulated blocking) 6 # 7 # @param cmd String command to execute 8 # @param max_wait Number millisecond timeout value 9 # @param options Object child_process.execSync options (like: encoding) 10 # 11 # @return Object identical to emulated: {stderr, stdout, status} 12 13 module.exports = (cmd, max_wait, options) -> 14 15 options.timeout = max_wait 16 stdout = stderr = '' 17 status = 0 18 19 t0 = Date.now() 20 21 orig_write = process.stderr.write 22 process.stderr.write = -> 23 try 24 stdout = child_process.execSync cmd, options 25 process.stderr.write = orig_write 26 catch err 27 process.stderr.write = orig_write 28 if err.signal is 'SIGTERM' and t0 <= Date.now() - max_wait 29 throw new Error 'Timeout' 30 {stdout, stderr, status} = err 31 32 {stdout, stderr, status}