Class: RazorRisk::Razor::Control::Razor::Executor

Inherits:
Object
  • Object
show all
Includes:
Pantheios, Core::Diagnostics::Logger, Xqsr3::Quality::ParameterChecking
Defined in:
lib/razor_risk/razor/control/razor/executor.rb

Overview

Executes operations on a Razor instance.

Instance Method Summary collapse

Instance Method Details

#execute(command, **opts) ⇒ Object

Executes the provided system command and logs its output. The system command will be fed new lines to prevent getting stuck on any ‘pause’ statements. The program will be terminated if this process is interupeted.

Parameters:

  • command (::String) —

    The system command to execute.



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# File 'lib/razor_risk/razor/control/razor/executor.rb', line 41

def execute command, **opts

    check_parameter command, 'command', type: ::String

    rout,wout = IO.pipe
    rerr,werr = IO.pipe
    rin,win = IO.pipe

    tout = Thread.new do
        while line = rout.readline do
            log :informational, "#{command}: #{line}".strip
        end
    end
    terr = Thread.new do
        while line = rerr.readline do
            log :warning, "#{command}: #{line}".strip
        end
    end
    tin = Thread.new do
        while true do
            win.write "\n"
            sleep(1)
        end
    end

    opts.merge!({
        out: wout,
        err: werr,
        in: rin,
    })

    begin
        pid = Process.spawn(
            command,
            opts
        )
        Process.wait pid
    ensure
        begin
            Process.kill('SIGKILL', pid)
        rescue Errno::ESRCH
            # Process exited normally
        end

        win.close
        tout.exit
        terr.exit
        tin.exit
    end
    $?.success?
end