X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/2539fff313cbd67c45b8490f7961e45e358d9ba2..2095c5547acacede3a192a7fd08155cfac713aeb:/src/amok/Bandwidth/bandwidth.c diff --git a/src/amok/Bandwidth/bandwidth.c b/src/amok/Bandwidth/bandwidth.c index 94150226f8..2c2835c5cf 100644 --- a/src/amok/Bandwidth/bandwidth.c +++ b/src/amok/Bandwidth/bandwidth.c @@ -1,12 +1,11 @@ /* $Id$ */ -/* amok_bandwidth - Bandwidth tests facilities */ +/* amok_bandwidth - Bandwidth tests facilities */ -/* Authors: Martin Quinson */ -/* Copyright (C) 2003, 2004 the OURAGAN project. */ +/* Copyright (c) 2003-5 Martin Quinson. All rights reserved. */ /* This program is free software; you can redistribute it and/or modify it - under the terms of the license (GNU LGPL) which comes with this package. */ + * under the terms of the license (GNU LGPL) which comes with this package. */ #include "amok/Bandwidth/bandwidth_private.h" #include "gras/messages.h" @@ -17,54 +16,57 @@ static short _amok_bw_initialized = 0; /**** code ****/ void amok_bw_init(void) { - xbt_error_t errcode; gras_datadesc_type_t bw_request_desc, bw_res_desc, sat_request_desc; - if (_amok_bw_initialized) - return; - amok_base_init(); - - /* Build the datatype descriptions */ - bw_request_desc = gras_datadesc_struct("s_bw_request_t"); - gras_datadesc_struct_append(bw_request_desc,"host",gras_datadesc_by_name("xbt_host_t")); - gras_datadesc_struct_append(bw_request_desc,"buf_size",gras_datadesc_by_name("unsigned int")); - gras_datadesc_struct_append(bw_request_desc,"exp_size",gras_datadesc_by_name("unsigned int")); - gras_datadesc_struct_append(bw_request_desc,"msg_size",gras_datadesc_by_name("unsigned int")); - gras_datadesc_struct_close(bw_request_desc); - bw_request_desc = gras_datadesc_ref("bw_request_t",bw_request_desc); - - bw_res_desc = gras_datadesc_struct("s_bw_res_t"); - gras_datadesc_struct_append(bw_res_desc,"err",gras_datadesc_by_name("s_amok_remoterr_t")); - gras_datadesc_struct_append(bw_res_desc,"timestamp",gras_datadesc_by_name("unsigned int")); - gras_datadesc_struct_append(bw_res_desc,"seconds",gras_datadesc_by_name("double")); - gras_datadesc_struct_append(bw_res_desc,"bw",gras_datadesc_by_name("double")); - gras_datadesc_struct_close(bw_res_desc); - bw_res_desc = gras_datadesc_ref("bw_res_t",bw_res_desc); - - sat_request_desc = gras_datadesc_struct("s_sat_request_desc_t"); - gras_datadesc_struct_append(sat_request_desc,"host",gras_datadesc_by_name("xbt_host_t")); - gras_datadesc_struct_append(sat_request_desc,"msg_size",gras_datadesc_by_name("unsigned int")); - gras_datadesc_struct_append(sat_request_desc,"timeout",gras_datadesc_by_name("unsigned int")); - gras_datadesc_struct_close(sat_request_desc); - sat_request_desc = gras_datadesc_ref("sat_request_t",sat_request_desc); - - /* Register the bandwidth messages */ - gras_msgtype_declare("BW request", bw_request_desc); - gras_msgtype_declare("BW result", bw_res_desc); - gras_msgtype_declare("BW handshake", bw_request_desc); - gras_msgtype_declare("BW handshake ACK", bw_request_desc); - - /* Register the saturation messages */ - gras_msgtype_declare("SAT start", sat_request_desc); - gras_msgtype_declare("SAT started", gras_datadesc_by_name("amok_remoterr_t")); - gras_msgtype_declare("SAT begin", sat_request_desc); - gras_msgtype_declare("SAT begun", gras_datadesc_by_name("amok_remoterr_t")); - gras_msgtype_declare("SAT end", NULL); - gras_msgtype_declare("SAT ended", gras_datadesc_by_name("amok_remoterr_t")); - gras_msgtype_declare("SAT stop", NULL); - gras_msgtype_declare("SAT stopped", gras_datadesc_by_name("amok_remoterr_t")); + if (! _amok_bw_initialized) { + + /* Build the datatype descriptions */ + bw_request_desc = gras_datadesc_struct("s_bw_request_t"); + gras_datadesc_struct_append(bw_request_desc,"host", + gras_datadesc_by_name("xbt_host_t")); + gras_datadesc_struct_append(bw_request_desc,"buf_size", + gras_datadesc_by_name("unsigned long int")); + gras_datadesc_struct_append(bw_request_desc,"exp_size", + gras_datadesc_by_name("unsigned long int")); + gras_datadesc_struct_append(bw_request_desc,"msg_size", + gras_datadesc_by_name("unsigned long int")); + gras_datadesc_struct_close(bw_request_desc); + bw_request_desc = gras_datadesc_ref("bw_request_t",bw_request_desc); + + bw_res_desc = gras_datadesc_struct("s_bw_res_t"); + gras_datadesc_struct_append(bw_res_desc,"err",gras_datadesc_by_name("s_amok_remoterr_t")); + gras_datadesc_struct_append(bw_res_desc,"timestamp",gras_datadesc_by_name("unsigned int")); + gras_datadesc_struct_append(bw_res_desc,"seconds",gras_datadesc_by_name("double")); + gras_datadesc_struct_append(bw_res_desc,"bw",gras_datadesc_by_name("double")); + gras_datadesc_struct_close(bw_res_desc); + bw_res_desc = gras_datadesc_ref("bw_res_t",bw_res_desc); + + sat_request_desc = gras_datadesc_struct("s_sat_request_desc_t"); + gras_datadesc_struct_append(sat_request_desc,"host",gras_datadesc_by_name("xbt_host_t")); + gras_datadesc_struct_append(sat_request_desc,"msg_size",gras_datadesc_by_name("unsigned int")); + gras_datadesc_struct_append(sat_request_desc,"timeout",gras_datadesc_by_name("unsigned int")); + gras_datadesc_struct_close(sat_request_desc); + sat_request_desc = gras_datadesc_ref("sat_request_t",sat_request_desc); + + /* Register the bandwidth messages */ + gras_msgtype_declare("BW request", bw_request_desc); + gras_msgtype_declare("BW result", bw_res_desc); + gras_msgtype_declare("BW handshake", bw_request_desc); + gras_msgtype_declare("BW handshake ACK", bw_request_desc); + + /* Register the saturation messages */ + gras_msgtype_declare("SAT start", sat_request_desc); + gras_msgtype_declare("SAT started", gras_datadesc_by_name("amok_remoterr_t")); + gras_msgtype_declare("SAT begin", sat_request_desc); + gras_msgtype_declare("SAT begun", gras_datadesc_by_name("amok_remoterr_t")); + gras_msgtype_declare("SAT end", NULL); + gras_msgtype_declare("SAT ended", gras_datadesc_by_name("amok_remoterr_t")); + gras_msgtype_declare("SAT stop", NULL); + gras_msgtype_declare("SAT stopped", gras_datadesc_by_name("amok_remoterr_t")); + } + /* Register the callbacks */ gras_cb_register(gras_msgtype_by_name("BW request"), &amok_bw_cb_bw_request); @@ -103,42 +105,50 @@ void amok_bw_exit(void) { * ***************************************************************************/ /** - * amok_bw_test: + * \brief bandwidth measurement between localhost and @peer * - * Conduct a test between the local host and @peer, and - * report the result in last args + * Results are reported in last args, and sizes are in kb. */ xbt_error_t amok_bw_test(gras_socket_t peer, - unsigned int buf_size,unsigned int exp_size,unsigned int msg_size, - /*OUT*/ double *sec, double *bw) { - gras_socket_t rawIn,rawOut; /* raw sockets for the experiments */ + unsigned long int buf_size, + unsigned long int exp_size, + unsigned long int msg_size, + /*OUT*/ double *sec, double *bw) { + + /* Measurement sockets for the experiments */ + gras_socket_t measMasterIn,measIn,measOut; gras_socket_t sock_dummy; /* ignored arg to msg_wait */ int port; xbt_error_t errcode; bw_request_t request,request_ack; for (port = 5000, errcode = system_error; - errcode == system_error; - errcode = gras_socket_server_ext(++port,buf_size,1,&rawIn)); + errcode == system_error && port < 10000; + errcode = gras_socket_server_ext(++port,buf_size,1,&measMasterIn)); if (errcode != no_error) { - ERROR1("Error %s encountered while opening a raw socket", + ERROR1("Error %s encountered while opening a measurement socket", xbt_error_name(errcode)); return errcode; } request=xbt_new0(s_bw_request_t,1); - request->buf_size=buf_size; - request->exp_size=exp_size; - request->msg_size=msg_size; + request->buf_size=buf_size*1024; + request->exp_size=exp_size*1024; + request->msg_size=msg_size*1024; request->host.name = NULL; - request->host.port = gras_socket_my_port(rawIn); - INFO1("Send an handshake to get the dude connect to port %d on me", request->host.port); + request->host.port = gras_socket_my_port(measMasterIn); + VERB5("Handshaking with %s:%d to connect it back on my %d (expsize=%ld kb= %ld b)", + gras_socket_peer_name(peer),gras_socket_peer_port(peer), request->host.port, + buf_size,request->buf_size); if ((errcode=gras_msg_send(peer,gras_msgtype_by_name("BW handshake"),&request))) { ERROR1("Error %s encountered while sending the BW request.", xbt_error_name(errcode)); return errcode; } - if ((errcode=gras_msg_wait(60,gras_msgtype_by_name("BW handshake ACK"),&sock_dummy,&request_ack))) { + TRY(gras_socket_meas_accept(measMasterIn,&measIn)); + + if ((errcode=gras_msg_wait(60,gras_msgtype_by_name("BW handshake ACK"), + &sock_dummy,&request_ack))) { ERROR1("Error %s encountered while waiting for the answer to BW request.\n", xbt_error_name(errcode)); return errcode; @@ -146,106 +156,141 @@ xbt_error_t amok_bw_test(gras_socket_t peer, /* FIXME: What if there is a remote error? */ - if((errcode=gras_socket_client_ext(gras_socket_peer_name(peer),request_ack->host.port, buf_size,1,&rawOut))) { - ERROR3("Error %s encountered while opening the raw socket to %s:%d for BW test\n", + if((errcode=gras_socket_client_ext(gras_socket_peer_name(peer), + request_ack->host.port, + request->buf_size,1,&measOut))) { + ERROR3("Error %s encountered while opening the measurement socket to %s:%d for BW test\n", xbt_error_name(errcode),gras_socket_peer_name(peer),request_ack->host.port); return errcode; } - xbt_free(request_ack); - INFO0("Got ACK"); + DEBUG1("Got ACK; conduct the experiment (msg_size=%ld)",request->msg_size); *sec=gras_os_time(); - if ((errcode=gras_socket_raw_send(rawOut,120,exp_size,msg_size)) || - (errcode=gras_socket_raw_recv(rawIn,120,1,1))) { + TRY(gras_socket_meas_send(measOut,120,request->exp_size,request->msg_size)); + TRY(gras_socket_meas_recv(measIn,120,1,1)); + + /*catch ERROR1("Error %s encountered while sending the BW experiment.", xbt_error_name(errcode)); - gras_socket_close(rawOut); - gras_socket_close(rawIn); - return errcode; - } + gras_socket_close(measOut); + gras_socket_close(measMasterIn); + gras_socket_close(measIn); + */ + *sec = gras_os_time() - *sec; - *bw = ((double)exp_size /* 8.0*/) / *sec / (1024.0 *1024.0); -INFO0("DOOONE"); - - gras_socket_close(rawIn); - gras_socket_close(rawOut); - return no_error; + *bw = ((double)exp_size) / *sec; + + free(request_ack); + free(request); + if (measIn != measMasterIn) + gras_socket_close(measIn); + gras_socket_close(measMasterIn); + gras_socket_close(measOut); + return errcode; } /* Callback to the "BW handshake" message: - opens a server raw socket, + opens a server measurement socket, indicate its port in an "BW handshaked" message, - receive the corresponding data on the raw socket, - close the raw socket + receive the corresponding data on the measurement socket, + close the measurment socket + + sizes are in byte (got converted from kb my expeditor) */ int amok_bw_cb_bw_handshake(gras_socket_t expeditor, void *payload) { - gras_socket_t rawIn,rawOut; + gras_socket_t measMasterIn,measIn,measOut; bw_request_t request=*(bw_request_t*)payload; bw_request_t answer; xbt_error_t errcode; int port; - INFO2("Got an handshake to connect to %s:%d", - request->host.name,request->host.port); - + VERB5("Handshaked to connect to %s:%d (sizes: buf=%lu exp=%lu msg=%lu)", + gras_socket_peer_name(expeditor),request->host.port, + request->buf_size,request->exp_size,request->msg_size); + + /* Build our answer */ answer = xbt_new0(s_bw_request_t,1); - for (port = 5000, errcode = system_error; + for (port = 6000, errcode = system_error; errcode == system_error; - errcode = gras_socket_server_ext(++port,request->buf_size,1,&rawIn)); + errcode = gras_socket_server_ext(++port,request->buf_size,1,&measMasterIn)); if (errcode != no_error) { - ERROR1("Error %s encountered while opening a raw socket", xbt_error_name(errcode)); + ERROR1("Error %s encountered while opening a measurement server socket", xbt_error_name(errcode)); /* FIXME: tell error to remote */ return 1; } + + answer->buf_size=request->buf_size; + answer->exp_size=request->exp_size; + answer->msg_size=request->msg_size; + answer->host.port=gras_socket_my_port(measMasterIn); - if ((errcode=gras_socket_client_ext(gras_socket_peer_name(expeditor),request->host.port, - request->buf_size,1,&rawOut))) { - ERROR3("Error '%s' encountered while opening a raw socket to %s:%d", + /* Don't connect asap to leave time to other side to enter the accept() */ + if ((errcode=gras_socket_client_ext(gras_socket_peer_name(expeditor), + request->host.port, + request->buf_size,1,&measOut))) { + ERROR3("Error '%s' encountered while opening a measurement socket back to %s:%d", xbt_error_name(errcode),gras_socket_peer_name(expeditor),request->host.port); /* FIXME: tell error to remote */ return 1; } - - answer->buf_size=request->buf_size; - answer->exp_size=request->exp_size; - answer->msg_size=request->msg_size; - answer->host.port=gras_socket_my_port(rawIn); - if ((errcode=gras_msg_send(expeditor,gras_msgtype_by_name("BW handshake ACK"),&answer))) { + + if ((errcode=gras_msg_send(expeditor, + gras_msgtype_by_name("BW handshake ACK"), + &answer))) { ERROR1("Error %s encountered while sending the answer.", xbt_error_name(errcode)); - gras_socket_close(rawIn); - gras_socket_close(rawOut); + gras_socket_close(measMasterIn); + gras_socket_close(measOut); /* FIXME: tell error to remote */ return 1; } - INFO4("BW handshake answered. buf_size=%d exp_size=%d msg_size=%d port=%d", + TRY(gras_socket_meas_accept(measMasterIn,&measIn)); + DEBUG4("BW handshake answered. buf_size=%lu exp_size=%lu msg_size=%lu port=%d", answer->buf_size,answer->exp_size,answer->msg_size,answer->host.port); - - if ((errcode=gras_socket_raw_recv(rawIn, 120,request->exp_size,request->msg_size)) || - (errcode=gras_socket_raw_send(rawOut,120,1,1))) { + + TRY(gras_socket_meas_recv(measIn, 120,request->exp_size,request->msg_size)); + TRY(gras_socket_meas_send(measOut,120,1,1)); + + /*catch ERROR1("Error %s encountered while receiving the experiment.", xbt_error_name(errcode)); - gras_socket_close(rawIn); - gras_socket_close(rawOut); - /* FIXME: tell error to remote ? */ + gras_socket_close(measMasterIn); + gras_socket_close(measIn); + gras_socket_close(measOut); + * FIXME: tell error to remote ? * return 1; - } - gras_socket_close(rawIn); - gras_socket_close(rawOut); + }*/ + + if (measIn != measMasterIn) + gras_socket_close(measMasterIn); + gras_socket_close(measIn); + gras_socket_close(measOut); + free(answer); + free(request); + DEBUG0("BW experiment done."); return 1; } int amok_bw_cb_bw_request(gras_socket_t expeditor, - void *payload) {return 1;} + void *payload) { + CRITICAL0("Not implemented"); + return 1; +} int amok_bw_cb_sat_start(gras_socket_t expeditor, - void *payload) {return 1;} + void *payload) { + CRITICAL0("Not implemented"); + return 1; +} int amok_bw_cb_sat_begin(gras_socket_t expeditor, - void *payload) {return 1;} + void *payload) { + CRITICAL0("Not implemented"); + return 1; +} #if 0 /* function to request a BW test between two external hosts */