Module: SSHDriver

Defined in:
lib/rbbt/workflow/remote/ssh/driver.rb

Class Method Summary collapse

Class Method Details

.clean(url, input_id, jobname = nil) ⇒ Object 



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 137

def self.clean(url, input_id, jobname = nil)
  server, path = parse_url(url)
  
  script = path_script(path)
  script +=<<-EOF
job.clean
  EOF
  self.run(server, script)
end

.get_json(url, params) ⇒ Object 



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 79

def self.get_json(url, params)
  server, path = parse_url(url)
  script = path_script(path)

  script +=<<-EOF
STDOUT.write res.to_json
  EOF

  JSON.parse(self.run(server, script))
end

.get_raw(url, params) ⇒ Object 



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 90

def self.get_raw(url, params)
  server, path = parse_url(url)
  script = path_script(path)

  script +=<<-EOF
STDOUT.write res
  EOF

  self.run(server, script)
end

.job_script(inputs_id, jobname = nil) ⇒ Object 



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 69

def self.job_script(inputs_id, jobname = nil)
  script =<<-EOF
jobname = #{jobname.nil? ? 'nil' : "'#{jobname}'"}
path = File.join(ENV["HOME"], '.rbbt/tmp/tmp-ssh_job_inputs/#{inputs_id}')
job_inputs = Workflow.load_inputs(path, task_info[:inputs], task_info[:input_types])
job = wf.job(task, jobname, job_inputs)
  EOF
  script
end

.parse_url(url) ⇒ Object

def self.run_log(server, script)

Log.debug "Run and monitor ssh script in #{server}:\n#{script}"
CMD.cmd("ssh '#{server}' 'shopt -s expand_aliases; bash -ic \"ruby\"' ", :in => script, :log => true)

end



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 12

def self.parse_url(url)
  m = url.match(/ssh:\/\/([^:]+):(.*)/)
  server = m.captures[0]
  path = m.captures[1]
  [server, path]
end

.path_script(path) ⇒ Object 



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 19

def self.path_script(path) 

  workflow, task, job, *rest = path.split("/")
  
  script =<<-EOF
require 'rbbt/workflow'
wf = Workflow.require_workflow "#{workflow}"
  EOF

  case task
  when nil
    script +=<<-EOF
task_info = {}
wf.tasks.keys.each do |task|
task_info[task] = wf.task_info(task)
end
res = task_info
    EOF
  when 'documentation'
    script +=<<-EOF
res = documentation = wf.documentation
    EOF
  else
    if job.nil?
      script +=<<-EOF
task = '#{task}'
res = task_info = wf.task_info(task)
      EOF
    else
      case rest.first
      when nil
        script +=<<-EOF
task = '#{task}'
jobname = '#{job}'
res = job = wf.fast_load_id(File.join(task, jobname))
        EOF
      when "info"
        script +=<<-EOF
task = '#{task}'
jobname = '#{job}'
job = wf.fast_load_id(File.join(task, jobname))
res = job_info = job.info
        EOF
      else
        raise "Unkown path: #{[path, rest].inspect}"
      end
    end
  end
end

.post_job(url, inputs_id, jobname = nil) ⇒ Object 



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 101

def self.post_job(url, inputs_id, jobname = nil)
  server, path = parse_url(url)

  script = path_script(path)
  script += job_script(inputs_id, jobname)
  script +=<<-EOF
job.init_info
STDOUT.write job.name
  EOF
  @name = self.run(server, script)
end

.run(server, script) ⇒ Object 



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 2

def self.run(server, script)
  Log.debug "Run ssh script in #{server}:\n#{script}"
  CMD.cmd("ssh '#{server}' 'shopt -s expand_aliases; bash -l -i -c \"ruby\"' ", :in => script, :log => true).read
end

.run_job(url, input_id, jobname = nil) ⇒ Object 



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 113

def self.run_job(url, input_id, jobname = nil)
  server, path = parse_url(url)
  
  script = path_script(path)
  script += job_script(input_id, jobname)
  script +=<<-EOF
job.produce
STDOUT.write job.path
  EOF
  self.run(server, script)
end

.run_slurm_job(url, input_id, jobname = nil) ⇒ Object 



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# File 'lib/rbbt/workflow/remote/ssh/driver.rb', line 125

def self.run_slurm_job(url, input_id, jobname = nil)
  server, path = parse_url(url)
  
  script = path_script(path)
  script += job_script(input_id, jobname)
  script +=<<-EOF
job.produce
STDOUT.write job.path
  EOF
  self.run(server, script)
end