RPC is remote procedure call

/owner/list
/owner/create(owner,password)
/owner/drop(owner)
/owner/password(password)

/db/list   
/db/exist(dbname);
/db/size(dbname);
/db/create(dbname);
/db/drop(dbname);
/db/move(dbname,newname);
/db/owner(dbowner)

/db/dump(taskid,name,destination,label)
/db/restore(taskid,source,label,name)

/task/list                 ---> taskid, tasktype, timestart, 
/task/kill(taskid)       
/task/status(taskid)  ---> status: dumprun, storerun, reportend, mistake

/store/put(label, size, timestamp)
/store/free
/store/list                         ---> list of { label, dbname, source, size, timestamp }
/store/time(label)
/store/size(label)
/store/exist(label)
/store/delete(label)
/store/get(label)
/store/lastdb(dbname)


/task/list
/task/kill(jobid)

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