Class: Rjob::Scripts::ScheduleJobAt

Inherits:
RedisScript show all
Defined in:
lib/rjob/scripts/schedule_job_at.rb

Instance Attribute Summary

Attributes inherited from RedisScript

#sha1

Instance Method Summary collapse

Methods inherited from RedisScript

#key_params

Instance Method Details

#arg_params ⇒ Object 



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# File 'lib/rjob/scripts/schedule_job_at.rb', line 4

def arg_params
  %i(timestamp job prefix bucket_count)
end

#lua_script ⇒ Object 



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# File 'lib/rjob/scripts/schedule_job_at.rb', line 8

def lua_script
  <<~LUA
    local timestamp = ARGV[1]
    local job = ARGV[2]
    local prefix = ARGV[3]
    local bucket_count = tonumber(ARGV[4])
    local r = redis
    local job_id = r.call('incr', prefix .. ':next')
    local bucket = job_id % bucket_count
    r.call('zadd', prefix .. ':scheduled:' .. bucket, timestamp, job_id .. '!0!' .. job)
    return job_id
  LUA
end