$signal[:term] = true
end
end
-Signal.trap('HUP') do
- $stderr.puts "Received HUP signal"
- $signal[:hup] = true
-end
if ENV["CRUNCH_DISPATCH_LOCKFILE"]
lockfilename = ENV.delete "CRUNCH_DISPATCH_LOCKFILE"
def refresh_todo
@todo = Job.queue
+ @todo_pipelines = PipelineInstance.queue
+ end
+
+ def sinfo
+ @@slurm_version ||= Gem::Version.new(`sinfo --version`.match(/\b[\d\.]+\b/)[0])
+ if Gem::Version.new('2.3') <= @@slurm_version
+ `sinfo --noheader -o '%n:%t'`.strip
+ else
+ # Expand rows with hostname ranges (like "foo[1-3,5,9-12]:idle")
+ # into multiple rows with one hostname each.
+ `sinfo --noheader -o '%N:%t'`.split("\n").collect do |line|
+ tokens = line.split ":"
+ if (re = tokens[0].match /^(.*?)\[([-,\d]+)\]$/)
+ re[2].split(",").collect do |range|
+ range = range.split("-").collect(&:to_i)
+ (range[0]..range[-1]).collect do |n|
+ [re[1] + n.to_s, tokens[1..-1]].join ":"
+ end
+ end
+ else
+ tokens.join ":"
+ end
+ end.flatten.join "\n"
+ end
end
def update_node_status
@node_state ||= {}
node_seen = {}
begin
- `sinfo --noheader -o '%n:%t'`.
- split("\n").
+ sinfo.split("\n").
each do |line|
re = line.match /(\S+?):+(idle|alloc|down)/
next if !re
api_client_id: 0)
job_auth.save
- cmd_args << (ENV['CRUNCH_JOB_BIN'] || `which crunch-job`.strip)
+ crunch_job_bin = (ENV['CRUNCH_JOB_BIN'] || `which arv-crunch-job`.strip)
+ if crunch_job_bin == ''
+ raise "No CRUNCH_JOB_BIN env var, and crunch-job not in path."
+ end
+
+ cmd_args << crunch_job_bin
cmd_args << '--job-api-token'
cmd_args << job_auth.api_token
cmd_args << '--job'
cmd_args << job.uuid
- if cmd_args[0] == ''
- raise "No CRUNCH_JOB_BIN env var, and crunch-job not in path."
- end
-
commit = Commit.where(sha1: job.script_version).first
if commit
cmd_args << '--git-dir'
job_done = j_done[:job]
$stderr.puts "dispatch: child #{pid_done} exit"
$stderr.puts "dispatch: job #{job_done.uuid} end"
- $redis.publish job_done.uuid, "end"
# Ensure every last drop of stdout and stderr is consumed
read_pipes
# Wait the thread
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!
+
# 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
+ def update_pipelines
+ @todo_pipelines.each do |p|
+ pipe_auth = ApiClientAuthorization.
+ new(user: User.where('uuid=?', p.modified_by_user_uuid).first,
+ api_client_id: 0)
+ pipe_auth.save
+
+ puts `export ARVADOS_API_TOKEN=#{pipe_auth.api_token} && arv-run-pipeline-instance --run-here --no-wait --instance #{p.uuid}`
+ end
+ end
+
def run
act_as_system_user
@running ||= {}
end
end
else
- if File.exists?(Rails.configuration.crunch_dispatch_hup_trigger)
- begin
- File.unlink(Rails.configuration.crunch_dispatch_hup_trigger)
- $signal[:hup] = true
- rescue Errno::ENOENT
- $stderr.puts "Weird, hup_trigger file was deleted by someone else."
- rescue Errno::EPERM
- if not $warned[:hup_trigger_perm]
- $warned[:hup_trigger_perm] = true
- $stderr.puts "Install problem: I see the hup_trigger file but cannot delete it."
- end
- end
- end
- if $signal[:hup]
- # Pass HUP through to all crunch-job processes.
- @running.each do |uuid, j|
- begin
- Process.kill 'HUP', j[:wait_thr].pid
- rescue Errno::ESRCH
- # Process ended but hasn't been reaped. Nothing to do.
- end
- end
- $signal.delete :hup
- end
refresh_todo unless did_recently(:refresh_todo, 1.0)
update_node_status
- start_jobs unless @todo.empty? or did_recently(:start_jobs, 1.0)
+ unless @todo.empty? or did_recently(:start_jobs, 1.0) or $signal[:term]
+ start_jobs
+ end
+ unless @todo_pipelines.empty? or did_recently(:update_pipelines, 5.0)
+ update_pipelines
+ end
end
reap_children
select(@running.values.collect { |j| [j[:stdout], j[:stderr]] }.flatten,
end
end
+# This is how crunch-job child procs know where the "refresh" trigger file is
+ENV["CRUNCH_REFRESH_TRIGGER"] = Rails.configuration.crunch_refresh_trigger
+
Dispatcher.new.run