Module: Minestrone::Configuration::Actions::Inspect

Included in:
Minestrone::Configuration
Defined in:
lib/minestrone/configuration/actions/inspect.rb

Instance Method Summary collapse

Instance Method Details

#capture(command, options = {}) ⇒ Object

Executes the given command on the first server targetted by the current task, collects it’s stdout into a string, and returns the string. The command is invoked via #invoke_command.



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# File 'lib/minestrone/configuration/actions/inspect.rb', line 31

def capture(command, options = {})
  output = "".dup

  invoke_command(command, options.merge(:once => true, :eof => !command.include?(sudo))) do |ch, stream, data|
    case stream
    when :out then output << data
    when :err then warn "[err :: #{ch[:server]}] #{data}"
    end
  end

  output
end

#stream(command, options = {}) ⇒ Object

Streams the result of the command from the configured server. The command is invoked via #invoke_command.

Usage:

desc "Run a tail on multiple log files at the same time"
task :tail_fcgi do
  stream "tail -f #{shared_path}/log/fastcgi.crash.log"
end



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# File 'lib/minestrone/configuration/actions/inspect.rb', line 20

def stream(command, options = {})
  invoke_command(command, options.merge(:eof => !command.include?(sudo))) do |ch, stream, out|
    puts out if stream == :out
    warn "[err :: #{ch[:server]}] #{out}" if stream == :err
  end
end