work_queue_internal.h

/*
Copyright (C) 2008- The University of Notre Dame
This software is distributed under the GNU General Public License.
See the file COPYING for details.
*/

#include "work_queue.h"
#include "work_queue_resources.h"

#include "list.h"
#include "hash_table.h"

struct work_queue_file {
        work_queue_file_t type;
        int flags;              // WORK_QUEUE_CACHE or others in the future.
        int length;             // length of payload, only used for non-file objects like buffers and urls
        off_t offset;           // file offset for WORK_QUEUE_FILE_PIECE
        off_t piece_length;     // file piece length for WORK_QUEUE_FILE_PIECE
        char *payload;          // name on master machine or buffer of data.
        char *remote_name;      // name on remote machine.
        char *cached_name;      // name on remote machine in cached directory.
};

struct work_queue_task *work_queue_wait_internal(struct work_queue *q, int timeout, struct link *foreman_uplink, int *foreman_uplink_active, const char *tag);

/* Adds (arithmetically) all the workers resources (cores, memory, disk) */
void aggregate_workers_resources( struct work_queue *q, struct work_queue_resources *r, struct hash_table *categories );

void work_queue_enable_process_module(struct work_queue *q);

int work_queue_submit_internal(struct work_queue *q, struct work_queue_task *t);

void work_queue_invalidate_cached_file_internal(struct work_queue *q, const char *filename);

void release_all_workers(struct work_queue *q);

void update_catalog(struct work_queue *q, struct link *foreman_uplink, int force_update );

void work_queue_broadcast_message(struct work_queue *q, const char *msg);

/* shortcut to set cores, memory, disk, etc. from a single function. */
void work_queue_task_specify_resources(struct work_queue_task *t, const struct rmsummary *rm);