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openmpi/orte/mca/oob/tcp/oob_tcp.h
Brian Barrett f06b61cff9 Don't use the OOB TCP key for contact information, remove the need to
include a not so public header file.  FIxes a compile error on the Cray.

This commit was SVN r15613.
2007-07-25 15:12:07 +00:00

300 строки
9.8 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) 2006-2007 Los Alamos National Security, LLC.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/** @file:
*
* Defines the functions for the tcp module.
*/
#ifndef _MCA_OOB_TCP_H_
#define _MCA_OOB_TCP_H_
#include "orte/mca/oob/oob.h"
#include "orte/mca/oob/base/base.h"
#include "opal/mca/base/base.h"
#include "orte/mca/ns/ns_types.h"
#include "opal/class/opal_free_list.h"
#include "opal/class/opal_hash_table.h"
#include "opal/runtime/opal_progress.h"
#include "opal/runtime/opal_cr.h"
#include "opal/threads/mutex.h"
#include "opal/threads/condition.h"
#include "orte/mca/oob/tcp/oob_tcp_peer.h"
#include "orte/mca/oob/tcp/oob_tcp_msg.h"
#include "opal/mca/timer/base/base.h"
BEGIN_C_DECLS
#define OOB_TCP_DEBUG_CONNECT_FAIL 1 /* debug connection establishment failures */
#define OOB_TCP_DEBUG_CONNECT 2 /* other connection information */
#define OOB_TCP_DEBUG_INFO 3 /* information about startup, connection establish, etc. */
#define OOB_TCP_DEBUG_ALL 4 /* everything else */
extern mca_oob_t mca_oob_tcp;
/*
* standard component functions
*/
int mca_oob_tcp_component_open(void);
int mca_oob_tcp_component_close(void);
mca_oob_t* mca_oob_tcp_component_init(int* priority);
/**
* Hook function to allow the selected oob components
* to register their contact info with the registry
*/
int mca_oob_tcp_init(void);
/**
* Cleanup resources during shutdown.
*/
int mca_oob_tcp_fini(void);
/**
* Compare two process names for equality.
*
* @param n1 Process name 1.
* @param n2 Process name 2.
* @return (-1 for n1<n2 0 for equality, 1 for n1>n2)
*
* Note that the definition of < or > is somewhat arbitrary -
* just needs to be consistently applied to maintain an ordering
* when process names are used as indices.
*/
int mca_oob_tcp_process_name_compare(const orte_process_name_t* n1, const orte_process_name_t* n2);
/**
* Obtain contact information for this host (e.g. <ipaddress>:<port>)
*/
char* mca_oob_tcp_get_addr(void);
/**
* Setup cached addresses for the peers.
*/
int mca_oob_tcp_set_addr(const orte_process_name_t*, const char*);
int mca_oob_tcp_get_new_name(orte_process_name_t* name);
/**
* A routine to ping a given process name to determine if it is reachable.
*
* @param name The peer name.
* @param tv The length of time to wait on a connection/response.
*
* Note that this routine blocks up to the specified timeout waiting for a
* connection / response from the specified peer. If the peer is unavailable
* an error status is returned.
*/
int mca_oob_tcp_ping(const orte_process_name_t*, const char* uri, const struct timeval* tv);
/*
* Non-blocking versions of send/recv.
*/
/**
* Non-blocking version of mca_oob_send().
*
* @param peer (IN) Opaque name of peer process.
* @param msg (IN) Array of iovecs describing user buffers and lengths.
* @param count (IN) Number of elements in iovec array.
* @param tag (IN) User defined tag for matching send/recv.
* @param flags (IN) Currently unused.
* @param cbfunc (IN) Callback function on send completion.
* @param cbdata (IN) User data that is passed to callback function.
* @return OMPI error code (<0) on error number of bytes actually sent.
*
*/
int mca_oob_tcp_send_nb(
orte_process_name_t* peer,
struct iovec* msg,
int count,
int tag,
int flags,
orte_rml_callback_fn_t cbfunc,
void* cbdata);
/**
* Non-blocking version of mca_oob_recv().
*
* @param peer (IN) Opaque name of peer process or ORTE_NAME_WILDCARD for wildcard receive.
* @param msg (IN) Array of iovecs describing user buffers and lengths.
* @param count (IN) Number of elements in iovec array.
* @param tag (IN) User defined tag for matching send/recv.
* @param flags (IN) May be MCA_OOB_PEEK to return up to size bytes of msg w/out removing it from the queue,
* @param cbfunc (IN) Callback function on recv completion.
* @param cbdata (IN) User data that is passed to callback function.
* @return OMPI error code (<0) on error or number of bytes actually received.
*/
int mca_oob_tcp_recv_nb(
orte_process_name_t* peer,
struct iovec* msg,
int count,
int tag,
int flags,
orte_rml_callback_fn_t cbfunc,
void* cbdata);
/**
* Cancel non-blocking receive.
*
* @param peer (IN) Opaque name of peer process or ORTE_NAME_WILDCARD for wildcard receive.
* @param tag (IN) User defined tag for matching send/recv.
* @return OMPI error code (<0) on error or number of bytes actually received.
*/
int mca_oob_tcp_recv_cancel(
orte_process_name_t* peer,
int tag);
/**
* Attempt to map a peer name to its corresponding address.
*/
int mca_oob_tcp_resolve(mca_oob_tcp_peer_t*);
/**
* Parse a URI string into an IP address and port number.
*/
int mca_oob_tcp_parse_uri(
const char* uri,
struct sockaddr* inaddr
);
/**
* Callback from registry on change to subscribed segments
*/
void mca_oob_tcp_registry_callback(
orte_gpr_notify_data_t* data,
void* cbdata);
/**
* Setup socket options
*/
void mca_oob_tcp_set_socket_options(int sd);
int mca_oob_tcp_ft_event(int state);
typedef enum { OOB_TCP_EVENT, OOB_TCP_LISTEN_THREAD } mca_oob_tcp_listen_type_t;
/**
* OOB TCP Component
*/
struct mca_oob_tcp_component_t {
mca_oob_base_component_1_0_0_t super; /**< base OOB component */
char* tcp_include; /**< list of ip interfaces to include */
char* tcp_exclude; /**< list of ip interfaces to exclude */
int tcp_listen_sd; /**< listen socket for incoming IPv4 connection requests */
unsigned short tcp_listen_port; /**< IPv4 listen port */
int tcp6_listen_sd; /**< listen socket for incoming IPv6 connection requests */
unsigned short tcp6_listen_port; /**< IPv6 listen port */
opal_list_t tcp_peer_list; /**< list of peers sorted in mru order */
opal_hash_table_t tcp_peers; /**< peers sorted by name */
opal_hash_table_t tcp_peer_names; /**< cache of peer contact info sorted by name */
opal_free_list_t tcp_peer_free; /**< free list of peers */
int tcp_peer_limit; /**< max size of tcp peer cache */
int tcp_peer_retries; /**< max number of retries before declaring peer gone */
int tcp_sndbuf; /**< socket send buffer size */
int tcp_rcvbuf; /**< socket recv buffer size */
opal_free_list_t tcp_msgs; /**< free list of messages */
opal_event_t tcp_recv_event; /**< event structure for IPv4 recvs */
opal_event_t tcp6_recv_event; /**< event structure for IPv6 recvs */
opal_mutex_t tcp_lock; /**< lock for accessing module state */
opal_list_t tcp_events; /**< list of pending events (accepts) */
opal_list_t tcp_msg_post; /**< list of recieves user has posted */
opal_list_t tcp_msg_recv; /**< list of recieved messages */
opal_list_t tcp_msg_completed; /**< list of completed messages */
opal_mutex_t tcp_match_lock; /**< lock held while searching/posting messages */
opal_condition_t tcp_match_cond; /**< condition variable used in finalize */
int tcp_match_count; /**< number of matched recvs in progress */
int tcp_debug; /**< debug level */
bool tcp_shutdown;
mca_oob_tcp_listen_type_t tcp_listen_type;
opal_list_t tcp_available_devices;
opal_thread_t tcp_listen_thread;
opal_free_list_t tcp_pending_connections_fl;
opal_list_t tcp_pending_connections;
opal_list_t tcp_copy_out_connections;
opal_list_t tcp_copy_in_connections;
opal_list_t tcp_connections_return;
opal_list_t tcp_connections_return_copy;
opal_mutex_t tcp_pending_connections_lock;
opal_timer_t tcp_last_copy_time;
opal_timer_t tcp_copy_delta;
int tcp_copy_max_size;
int tcp_copy_spin_count;
int connect_sleep;
};
/**
* Convenience Typedef
*/
typedef struct mca_oob_tcp_component_t mca_oob_tcp_component_t;
ORTE_MODULE_DECLSPEC extern mca_oob_tcp_component_t mca_oob_tcp_component;
extern int mca_oob_tcp_output_handle;
#if defined(__WINDOWS__)
#define CLOSE_THE_SOCKET(socket) closesocket(socket)
#else
#define CLOSE_THE_SOCKET(socket) close(socket)
#endif /* defined(__WINDOWS__) */
struct mca_oob_tcp_pending_connection_t {
opal_free_list_item_t super;
int fd;
/* Bug, FIXME: Port to IPv6 */
struct sockaddr_in addr;
};
typedef struct mca_oob_tcp_pending_connection_t mca_oob_tcp_pending_connection_t;
OBJ_CLASS_DECLARATION(mca_oob_tcp_pending_connection_t);
struct mca_oob_tcp_device_t {
opal_list_item_t super;
int if_index;
bool if_local;
struct sockaddr_storage if_addr;
};
typedef struct mca_oob_tcp_device_t mca_oob_tcp_device_t;
OBJ_CLASS_DECLARATION(mca_oob_tcp_device_t);
END_C_DECLS
#endif /* MCA_OOB_TCP_H_ */