class FlowTask

Public Instance Methods

run_command(cmd) click to toggle source

Runs a system command with logging, captures STDIN, STDOUT, and STDERR and returns them

# File lib/app/models/flow_task.rb, line 34
def run_command(cmd)
  require 'open3'
  Rails.logger.info "[INFO #{Time.now}] #{self} running #{cmd}"
  update_attribute(:command, cmd)
  stdin, stdout, stderr = Open3.popen3(cmd)
  [stdin, stdout, stderr].map do |io|
    s = io.read.strip rescue nil
    io.close
    s
  end
end
status() click to toggle source
# File lib/app/models/flow_task.rb, line 21
def status
  if error_msg.present?
    "error"
  elsif finished_at.present?
    "done"
  elsif started_at.present?
    "working"
  else
    "start"
  end
end
to_param() click to toggle source

to be used as the friendly URL

# File lib/app/models/flow_task.rb, line 17
def to_param
  "#{id}-#{self.class.to_s.underscore}"
end