Megatest

(define (tasks:num-servers-non-zero-running mdb)
  (let ((res 0))
    (sqlite3:for-each-row
     (lambda (num-running)
       (set! res num-running))
     mdb
     "SELECT count(id) FROM servers WHERE run_id != 0 AND state = 'running';"
     "SELECT count(id) FROM servers WHERE run_id != 0 AND state = 'running';")
     run-id)
    res))

(define (tasks:server-clean-out-old-records-for-run-id mdb run-id tag)
  (sqlite3:execute mdb "UPDATE servers SET state=?,heartbeat=strftime('%s','now') WHERE state in ('available','shutting-down') AND (strftime('%s','now') - start_time) > 50 AND run_id=?;"
		   (conc "defunct" tag) run-id))

(define (tasks:server-force-clean-running-records-for-run-id mdb run-id tag)