bd8b4f7f1e
Roll in the ORTE state machine. Remove last traces of opal_sos. Remove UTK epoch code. Please see the various emails about the state machine change for details. I'll send something out later with more info on the new arch. This commit was SVN r26242.
296 строки
10 KiB
C
296 строки
10 KiB
C
/*
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* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2006 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2006-2012 Los Alamos National Security, LLC.
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* All rights reserved.
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* Copyright (c) 2010-2011 Cisco Systems, Inc. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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/** @file:
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*
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* Defines the functions for the tcp module.
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*/
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#ifndef _MCA_OOB_TCP_H_
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#define _MCA_OOB_TCP_H_
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#include "orte_config.h"
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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#include "orte/types.h"
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#include "opal/mca/base/base.h"
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#include "opal/class/opal_free_list.h"
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#include "opal/class/opal_hash_table.h"
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#include "opal/threads/mutex.h"
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#include "opal/threads/condition.h"
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#include "opal/threads/threads.h"
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#include "opal/mca/timer/base/base.h"
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#include "orte/mca/oob/oob.h"
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#include "orte/mca/oob/base/base.h"
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#include "orte/mca/oob/tcp/oob_tcp_peer.h"
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#include "orte/mca/oob/tcp/oob_tcp_msg.h"
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BEGIN_C_DECLS
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#define OOB_TCP_DEBUG_CONNECT_FAIL 1 /* debug connection establishment failures */
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#define OOB_TCP_DEBUG_CONNECT 2 /* other connection information */
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#define OOB_TCP_DEBUG_INFO 3 /* information about startup, connection establish, etc. */
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#define OOB_TCP_DEBUG_ALL 4 /* everything else */
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extern mca_oob_t mca_oob_tcp;
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/*
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* standard component functions
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*/
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mca_oob_t* mca_oob_tcp_component_init(int* priority);
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/**
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* Hook function to allow the selected oob components
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* to register their contact info with the registry
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*/
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int mca_oob_tcp_init(void);
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/**
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* Cleanup resources during shutdown.
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*/
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int mca_oob_tcp_fini(void);
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/**
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* Compare two process names for equality.
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*
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* @param n1 Process name 1.
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* @param n2 Process name 2.
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* @return (-1 for n1<n2 0 for equality, 1 for n1>n2)
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*
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* Note that the definition of < or > is somewhat arbitrary -
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* just needs to be consistently applied to maintain an ordering
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* when process names are used as indices.
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*/
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int mca_oob_tcp_process_name_compare(const orte_process_name_t* n1, const orte_process_name_t* n2);
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/**
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* Obtain contact information for this host (e.g. <ipaddress>:<port>)
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*/
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char* mca_oob_tcp_get_addr(void);
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/**
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* Setup cached addresses for the peers.
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*/
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int mca_oob_tcp_set_addr(const orte_process_name_t*, const char*);
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int mca_oob_tcp_get_new_name(orte_process_name_t* name);
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/**
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* A routine to ping a given process name to determine if it is reachable.
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*
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* @param name The peer name.
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* @param tv The length of time to wait on a connection/response.
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*
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* Note that this routine blocks up to the specified timeout waiting for a
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* connection / response from the specified peer. If the peer is unavailable
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* an error status is returned.
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*/
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int mca_oob_tcp_ping(const orte_process_name_t*, const char* uri, const struct timeval* tv);
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/*
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* Non-blocking versions of send/recv.
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*/
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int mca_oob_tcp_send_nb(orte_process_name_t* target,
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orte_process_name_t* origin,
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struct iovec* msg,
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int count,
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int tag,
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int flags,
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orte_rml_callback_fn_t cbfunc,
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void* cbdata);
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/**
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* Non-blocking version of mca_oob_recv().
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*
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* @param peer (IN) Opaque name of peer process or ORTE_NAME_WILDCARD for wildcard receive.
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* @param msg (IN) Array of iovecs describing user buffers and lengths.
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* @param count (IN) Number of elements in iovec array.
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* @param tag (IN) User defined tag for matching send/recv.
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* @param flags (IN) May be MCA_OOB_PEEK to return up to size bytes of msg w/out removing it from the queue,
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* @param cbfunc (IN) Callback function on recv completion.
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* @param cbdata (IN) User data that is passed to callback function.
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* @return OMPI error code (<0) on error or number of bytes actually received.
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*/
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int mca_oob_tcp_recv_nb(
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orte_process_name_t* peer,
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struct iovec* msg,
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int count,
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int tag,
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int flags,
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orte_rml_callback_fn_t cbfunc,
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void* cbdata);
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/**
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* Cancel non-blocking receive.
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*
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* @param peer (IN) Opaque name of peer process or ORTE_NAME_WILDCARD for wildcard receive.
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* @param tag (IN) User defined tag for matching send/recv.
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* @return OMPI error code (<0) on error or number of bytes actually received.
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*/
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int mca_oob_tcp_recv_cancel(
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orte_process_name_t* peer,
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int tag);
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/**
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* Attempt to map a peer name to its corresponding address.
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*/
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int mca_oob_tcp_resolve(mca_oob_tcp_peer_t*);
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/**
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* Parse a URI string into an IP address and port number.
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*/
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int mca_oob_tcp_parse_uri(
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const char* uri,
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struct sockaddr* inaddr
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);
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/**
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* Setup socket options
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*/
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void mca_oob_tcp_set_socket_options(int sd);
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int mca_oob_tcp_ft_event(int state);
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typedef enum { OOB_TCP_EVENT, OOB_TCP_LISTEN_THREAD } mca_oob_tcp_listen_type_t;
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/**
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* OOB TCP Component
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*/
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struct mca_oob_tcp_component_t {
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mca_oob_base_component_2_0_0_t super; /**< base OOB component */
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char* tcp_include; /**< list of ip interfaces to include */
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char* tcp_exclude; /**< list of ip interfaces to exclude */
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opal_list_t tcp_peer_list; /**< list of peers sorted in mru order */
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opal_hash_table_t tcp_peers; /**< peers sorted by name */
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opal_hash_table_t tcp_peer_names; /**< cache of peer contact info sorted by name */
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opal_free_list_t tcp_peer_free; /**< free list of peers */
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int tcp_peer_limit; /**< max size of tcp peer cache */
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int tcp_peer_retries; /**< max number of retries before declaring peer gone */
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int tcp_sndbuf; /**< socket send buffer size */
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int tcp_rcvbuf; /**< socket recv buffer size */
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opal_free_list_t tcp_msgs; /**< free list of messages */
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opal_event_t *tcp_recv_event; /**< event structure for IPv4 recvs */
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int tcp_listen_sd; /**< listen socket for incoming IPv4 connection requests */
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unsigned short tcp_listen_port; /**< IPv4 listen port */
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char** tcp4_static_ports; /**< Static ports - IPV4 */
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char** tcp4_dyn_ports; /**< Dynamic ports - IPV4 */
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int disable_family; /**< disable AF: 0-nothing, 4-IPv4, 6-IPv6 */
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#if OPAL_WANT_IPV6
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opal_event_t *tcp6_recv_event; /**< event structure for IPv6 recvs */
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int tcp6_listen_sd; /**< listen socket for incoming IPv6 connection requests */
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unsigned short tcp6_listen_port; /**< IPv6 listen port */
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char** tcp6_static_ports; /**< Static ports - IPV6 */
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char** tcp6_dyn_ports; /**< Dynamic ports - IPV6 */
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#endif /* OPAL_WANT_IPV6 */
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opal_mutex_t tcp_lock; /**< lock for accessing module state */
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opal_list_t tcp_events; /**< list of pending events (accepts) */
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opal_list_t tcp_msg_post; /**< list of recieves user has posted */
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opal_list_t tcp_msg_recv; /**< list of recieved messages */
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opal_list_t tcp_msg_completed; /**< list of completed messages */
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opal_mutex_t tcp_match_lock; /**< lock held while searching/posting messages */
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opal_condition_t tcp_match_cond; /**< condition variable used in finalize */
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int tcp_match_count; /**< number of matched recvs in progress */
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int tcp_debug; /**< debug level */
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bool tcp_shutdown;
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mca_oob_tcp_listen_type_t tcp_listen_type;
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opal_list_t tcp_available_devices;
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opal_thread_t tcp_listen_thread; /** handle to the listening thread */
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opal_list_t tcp_pending_connections; /**< List of accepted connections waiting for processing */
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opal_list_t tcp_connections_return; /**< List of connection fragments being returned to accept thread */
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opal_mutex_t tcp_connections_lock; /**< Lock protecting pending_connections and connections_return */
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int tcp_connections_pipe[2];
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opal_event_t *tcp_listen_thread_event;
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int tcp_copy_max_size; /**< Max size of the copy list before copying must commence */
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int tcp_listen_thread_num_sockets; /**< Number of sockets in tcp_listen_thread_sds */
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int tcp_listen_thread_sds[2]; /**< Room for IPv4 and IPv6. Might need to make more dynamic. */
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struct timeval tcp_listen_thread_tv; /**< Timeout when using listen thread */
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int connect_sleep;
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};
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/**
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* Convenience Typedef
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*/
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typedef struct mca_oob_tcp_component_t mca_oob_tcp_component_t;
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ORTE_MODULE_DECLSPEC extern mca_oob_tcp_component_t mca_oob_tcp_component;
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extern int mca_oob_tcp_output_handle;
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#if defined(__WINDOWS__)
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#define CLOSE_THE_SOCKET(socket) closesocket(socket)
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#else
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#define CLOSE_THE_SOCKET(socket) \
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do { \
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shutdown(socket, 2); \
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close(socket); \
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} while(0)
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#endif /* defined(__WINDOWS__) */
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struct mca_oob_tcp_pending_connection_t {
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opal_free_list_item_t super;
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int fd;
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struct sockaddr_storage addr;
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};
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typedef struct mca_oob_tcp_pending_connection_t mca_oob_tcp_pending_connection_t;
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OBJ_CLASS_DECLARATION(mca_oob_tcp_pending_connection_t);
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struct mca_oob_tcp_device_t {
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opal_list_item_t super;
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int if_index;
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bool if_local;
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struct sockaddr_storage if_addr;
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};
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typedef struct mca_oob_tcp_device_t mca_oob_tcp_device_t;
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OBJ_CLASS_DECLARATION(mca_oob_tcp_device_t);
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END_C_DECLS
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#endif /* MCA_OOB_TCP_H_ */
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