1
1
openmpi/orte/mca/oob/usock/oob_usock_sendrecv.h

252 строки
13 KiB
C

/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2006-2013 Los Alamos National Security, LLC.
* All rights reserved.
* Copyright (c) 2010-2013 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2013-2014 Intel, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#ifndef _MCA_OOB_USOCK_SENDRECV_H_
#define _MCA_OOB_USOCK_SENDRECV_H_
#include "orte_config.h"
#include "opal/class/opal_list.h"
#include "orte/mca/rml/base/base.h"
#include "oob_usock.h"
#include "oob_usock_hdr.h"
/* usock structure for sending a message */
typedef struct {
opal_list_item_t super;
mca_oob_usock_hdr_t hdr;
orte_rml_send_t *msg;
char *data;
bool hdr_sent;
int iovnum;
char *sdptr;
size_t sdbytes;
} mca_oob_usock_send_t;
OBJ_CLASS_DECLARATION(mca_oob_usock_send_t);
/* usock structure for recving a message */
typedef struct {
opal_list_item_t super;
mca_oob_usock_hdr_t hdr;
bool hdr_recvd;
char *data;
char *rdptr;
size_t rdbytes;
} mca_oob_usock_recv_t;
OBJ_CLASS_DECLARATION(mca_oob_usock_recv_t);
/* Queue a message to be sent to a specified peer. The macro
* checks to see if a message is already in position to be
* sent - if it is, then the message provided is simply added
* to the peer's message queue. If not, then the provided message
* is placed in the "ready" position
*
* If the provided boolean is true, then the send event for the
* peer is checked and activated if not already active. This allows
* the macro to either immediately send the message, or to queue
* it as "pending" for later transmission - e.g., after the
* connection procedure is completed
*
* p => pointer to mca_oob_usock_peer_t
* s => pointer to mca_oob_usock_send_t
* f => true if send event is to be activated
*/
#define MCA_OOB_USOCK_QUEUE_MSG(p, s, f) \
do { \
opal_output_verbose(5, orte_oob_base_framework.framework_output, \
"%s:[%s:%d] queue msg to %s", \
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), \
__FILE__, __LINE__, \
ORTE_NAME_PRINT(&((s)->hdr.dst))); \
/* if there is no message on-deck, put this one there */ \
if (NULL == (p)->send_msg) { \
(p)->send_msg = (s); \
} else { \
/* add it to the queue */ \
opal_list_append(&(p)->send_queue, &(s)->super); \
} \
if ((f)) { \
/* if we aren't connected, then start connecting */ \
if (MCA_OOB_USOCK_CONNECTED != (p)->state) { \
(p)->state = MCA_OOB_USOCK_CONNECTING; \
ORTE_ACTIVATE_USOCK_CONN_STATE((p), \
mca_oob_usock_peer_try_connect); \
} else { \
/* ensure the send event is active */ \
if (!(p)->send_ev_active) { \
opal_event_add(&(p)->send_event, 0); \
(p)->send_ev_active = true; \
} \
} \
} \
}while(0);
/* queue a message to be sent by one of our modules - must
* provide the following params:
*
* m - the RML message to be sent
* p - the final recipient
*/
#define MCA_OOB_USOCK_QUEUE_SEND(m, p) \
do { \
mca_oob_usock_send_t *msg; \
int i; \
opal_output_verbose(5, orte_oob_base_framework.framework_output, \
"%s:[%s:%d] queue send to %s", \
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), \
__FILE__, __LINE__, \
ORTE_NAME_PRINT(&((m)->dst))); \
msg = OBJ_NEW(mca_oob_usock_send_t); \
/* setup the header */ \
msg->hdr.origin = (m)->origin; \
msg->hdr.dst = (m)->dst; \
msg->hdr.type = MCA_OOB_USOCK_USER; \
msg->hdr.tag = (m)->tag; \
/* point to the actual message */ \
msg->msg = (m); \
/* set the total number of bytes to be sent */ \
if (NULL != (m)->buffer) { \
msg->hdr.nbytes = (m)->buffer->bytes_used; \
} else if (NULL != (m)->iov) { \
msg->hdr.nbytes = 0; \
for (i=0; i < (m)->count; i++) { \
msg->hdr.nbytes += (m)->iov[i].iov_len; \
} \
} else { \
msg->hdr.nbytes = (m)->count; \
} \
/* start the send with the header */ \
msg->sdptr = (char*)&msg->hdr; \
msg->sdbytes = sizeof(mca_oob_usock_hdr_t); \
/* add to the msg queue for this peer */ \
MCA_OOB_USOCK_QUEUE_MSG((p), msg, true); \
}while(0);
/* queue a message to be sent by one of our modules upon completing
* the connection process - must provide the following params:
*
* m - the RML message to be sent
* p - the final recipient
*/
#define MCA_OOB_USOCK_QUEUE_PENDING(m, p) \
do { \
mca_oob_usock_send_t *msg; \
int i; \
opal_output_verbose(5, orte_oob_base_framework.framework_output, \
"%s:[%s:%d] queue pending to %s", \
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), \
__FILE__, __LINE__, \
ORTE_NAME_PRINT(&((m)->dst))); \
msg = OBJ_NEW(mca_oob_usock_send_t); \
/* setup the header */ \
msg->hdr.origin = (m)->origin; \
msg->hdr.dst = (m)->dst; \
msg->hdr.type = MCA_OOB_USOCK_USER; \
msg->hdr.tag = (m)->tag; \
/* point to the actual message */ \
msg->msg = (m); \
/* set the total number of bytes to be sent */ \
if (NULL != (m)->buffer) { \
msg->hdr.nbytes = (m)->buffer->bytes_used; \
} else if (NULL != (m)->iov) { \
msg->hdr.nbytes = 0; \
for (i=0; i < (m)->count; i++) { \
msg->hdr.nbytes += (m)->iov[i].iov_len; \
} \
} else { \
msg->hdr.nbytes = (m)->count; \
} \
/* start the send with the header */ \
msg->sdptr = (char*)&msg->hdr; \
msg->sdbytes = sizeof(mca_oob_usock_hdr_t); \
/* add to the msg queue for this peer */ \
MCA_OOB_USOCK_QUEUE_MSG((p), msg, false); \
}while(0);
/* State machine for processing message */
typedef struct {
opal_object_t super;
opal_event_t ev;
orte_rml_send_t *msg;
} mca_oob_usock_msg_op_t;
OBJ_CLASS_DECLARATION(mca_oob_usock_msg_op_t);
#define ORTE_ACTIVATE_USOCK_POST_SEND(ms, cbfunc) \
do { \
mca_oob_usock_msg_op_t *mop; \
opal_output_verbose(5, orte_oob_base_framework.framework_output, \
"%s:[%s:%d] post send to %s", \
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), \
__FILE__, __LINE__, \
ORTE_NAME_PRINT(&((ms)->dst))); \
mop = OBJ_NEW(mca_oob_usock_msg_op_t); \
mop->msg = (ms); \
opal_event_set(mca_oob_usock_module.ev_base, &mop->ev, -1, \
OPAL_EV_WRITE, (cbfunc), mop); \
opal_event_set_priority(&mop->ev, ORTE_MSG_PRI); \
opal_event_active(&mop->ev, OPAL_EV_WRITE, 1); \
} while(0);
typedef struct {
opal_object_t super;
opal_event_t ev;
orte_rml_send_t *rmsg;
mca_oob_usock_send_t *snd;
orte_process_name_t hop;
} mca_oob_usock_msg_error_t;
OBJ_CLASS_DECLARATION(mca_oob_usock_msg_error_t);
/* macro for reporting delivery errors back to the
* component for error handling
*
* s -> mca_oob_usock_send_t that failed (can be NULL)
* r -> orte_rml_send_t that failed (can be NULL)
* h -> process name for the next recipient
* cbfunc -> function to handle the callback
*/
#define ORTE_ACTIVATE_USOCK_MSG_ERROR(s, r, h, cbfunc) \
do { \
mca_oob_usock_msg_error_t *mop; \
opal_output_verbose(5, orte_oob_base_framework.framework_output, \
"%s:[%s:%d] post msg error to %s", \
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), \
__FILE__, __LINE__, \
ORTE_NAME_PRINT((h))); \
mop = OBJ_NEW(mca_oob_usock_msg_error_t); \
if (NULL != (s)) { \
mop->snd = (s); \
} else if (NULL != (r)) { \
/* use a proxy so we can pass NULL into the macro */ \
mop->rmsg = (r); \
} \
mop->hop.jobid = (h)->jobid; \
mop->hop.vpid = (h)->vpid; \
opal_event_set(orte_event_base, &mop->ev, -1, \
OPAL_EV_WRITE, (cbfunc), mop); \
opal_event_set_priority(&mop->ev, ORTE_MSG_PRI); \
opal_event_active(&mop->ev, OPAL_EV_WRITE, 1); \
} while(0);
#endif /* _MCA_OOB_USOCK_SENDRECV_H_ */