require File.dirname(__FILE__) + '/../config/environment'
require 'open3'
-$redis ||= Redis.new
-LOG_BUFFER_SIZE = 2**20
+LOG_BUFFER_SIZE = 4096
class Dispatcher
include ApplicationHelper
end
def refresh_todo
- @todo = Job.queue
+ @todo = Job.queue.select do |j| j.repository end
@todo_pipelines = PipelineInstance.queue
end
$stderr.puts "dispatch: job #{job.uuid}"
start_banner = "dispatch: child #{t.pid} start #{Time.now.ctime.to_s}"
$stderr.puts start_banner
- $redis.set job.uuid, start_banner + "\n"
- $redis.publish job.uuid, start_banner
- $redis.publish job.owner_uuid, start_banner
@running[job.uuid] = {
stdin: i,
stderr_buf: '',
started: false,
sent_int: 0,
- job_auth: job_auth
+ job_auth: job_auth,
+ stderr_buf_to_flush: '',
+ stderr_flushed_at: 0
}
i.close
end
lines.each do |line|
$stderr.print "#{job_uuid} ! " unless line.index(job_uuid)
$stderr.puts line
- pub_msg = "#{Time.now.ctime.to_s} #{line.strip}"
- $redis.publish job.owner_uuid, pub_msg
- $redis.publish job_uuid, pub_msg
- $redis.append job_uuid, pub_msg + "\n"
- if LOG_BUFFER_SIZE < $redis.strlen(job_uuid)
- $redis.set(job_uuid,
- $redis
- .getrange(job_uuid, (LOG_BUFFER_SIZE >> 1), -1)
- .sub(/^.*?\n/, ''))
- end
+ pub_msg = "#{Time.now.ctime.to_s} #{line.strip} \n"
+ j[:stderr_buf_to_flush] << pub_msg
+ end
+
+ if (LOG_BUFFER_SIZE < j[:stderr_buf_to_flush].size) || ((j[:stderr_flushed_at]+1) < Time.now.to_i)
+ write_log j
end
end
end
# Ensure every last drop of stdout and stderr is consumed
read_pipes
+ write_log j_done # write any remaining logs
+
if j_done[:stderr_buf] and j_done[:stderr_buf] != ''
$stderr.puts j_done[:stderr_buf] + "\n"
end
j_done[:wait_thr].value
jobrecord = Job.find_by_uuid(job_done.uuid)
- jobrecord.running = false
- jobrecord.finished_at ||= Time.now
- # Don't set 'jobrecord.success = false' because if the job failed to run due to an
- # issue with crunch-job or slurm, we want the job to stay in the queue.
- jobrecord.save!
+ if jobrecord.started_at
+ # Clean up state fields in case crunch-job exited without
+ # putting the job in a suitable "finished" state.
+ jobrecord.running = false
+ jobrecord.finished_at ||= Time.now
+ if jobrecord.success.nil?
+ jobrecord.success = false
+ end
+ jobrecord.save!
+ else
+ # Don't fail the job if crunch-job didn't even get as far as
+ # starting it. If the job failed to run due to an infrastructure
+ # issue with crunch-job or slurm, we want the job to stay in the
+ # queue.
+ end
# Invalidate the per-job auth token
j_done[:job_auth].update_attributes expires_at: Time.now
- $redis.publish job_done.uuid, "end"
-
@running.delete job_done.uuid
end
true
end
end
+
+ # send message to log table. we want these records to be transient
+ def write_log running_job
+ begin
+ if (running_job && running_job[:stderr_buf_to_flush] != '')
+ log = Log.new(object_uuid: running_job[:job].uuid,
+ event_type: 'stderr',
+ owner_uuid: running_job[:job].owner_uuid,
+ properties: {"text" => running_job[:stderr_buf_to_flush]})
+ log.save!
+ running_job[:stderr_buf_to_flush] = ''
+ running_job[:stderr_flushed_at] = Time.now.to_i
+ end
+ rescue
+ running_job[:stderr_buf] = "Failed to write logs \n"
+ running_job[:stderr_buf_to_flush] = ''
+ running_job[:stderr_flushed_at] = Time.now.to_i
+ end
+ end
+
end
# This is how crunch-job child procs know where the "refresh" trigger file is