#include "gras.h"
#define MATRIX_SIZE 3
+#define SENSOR_NBR 9
XBT_LOG_NEW_DEFAULT_CATEGORY(pmm,"Messages specific to this example");
result_type=gras_datadesc_by_symbol(s_result);
init_data_type=gras_datadesc_by_symbol(s_init_data);
- gras_msgtype_declare("result", result_type);
- gras_msgtype_declare("init_data", init_data_type);
+ gras_msgtype_declare("result", result_type); // recieve a final result from sensor
+ gras_msgtype_declare("init_data", init_data_type); // send from maestro to sensor to initialize data bA,bB
- gras_msgtype_declare("ask_result", gras_datadesc_by_name("int"));
- gras_msgtype_declare("step", gras_datadesc_by_name("int"));
- gras_msgtype_declare("step_ack", gras_datadesc_by_name("int"));
- gras_msgtype_declare("data", gras_datadesc_by_name("int"));
+ gras_msgtype_declare("ask_result", gras_datadesc_by_name("int")); // send from maestro to sensor to ask a final result
+ gras_msgtype_declare("step", gras_datadesc_by_name("int"));// send from maestro to sensor to indicate the begining of step
+ gras_msgtype_declare("step_ack", gras_datadesc_by_name("int"));//send from sensor to maestro to indicate the end of the current step
+ gras_msgtype_declare("data", gras_datadesc_by_name("double"));// send data between sensor
}
/* Function prototypes */
} maestro_data_t;
-static int maestro_cb_data_handler(gras_msg_cb_ctx_t ctx, void *payload) {
-
- xbt_ex_t e;
- /* 1. Get the payload into the msg variable */
- int msg=*(int*)payload_data;
-
- gras_socket_t expeditor = gras_msg_cb_ctx_from(ctx);
-
- /*code of callback */
-
- /* 8. Make sure we don't leak sockets */
- gras_socket_close(expeditor);
-
- /* 9. Tell GRAS that we consummed this message */
- return 1;
-} /* end_of_maestro_cb_data_handler */
-
/*** Function initilaze matrixs ***/
static void initmatrix(matrix_t *X){
- int i;
- for(i=0 ; i<X.rows*X.cols; i++)
- X.data[i]=1.0;//1.0*rand()/(RAND_MAX+1.0);
+int i;
+for(i=0 ; i<(X->rows)*(X->cols); i++)
+ X->data[i]=1.0;//1.0*rand()/(RAND_MAX+1.0);
} /* end_of_initmatrixs */
/*** Function Scatter Sequentiel ***/
/*** Function: multiplication ***/
static void multiplication(){
-
- int step,i;
-
- for (step=1; step <= MATRIX_SIZE; step++){
- for (i=0; i< nbr_sensor; i++){
- TRY {
- gras_msg_send(proc[(i/3)+1][(i%3)+1], gras_msgtype_by_name("step"), &step); /* initialize Mycol, MyRow, mydataA,mydataB*/
-
- myrow,mycol,mydataA,mydataB
- } CATCH(e) {
- gras_socket_close(proc[(i/3)+1][(i%3)+1]);
- RETHROW0("Unable to send the msg : %s");
- }
- }
- /* wait for computing and sensor messages exchange */
- TRY {
- gras_msg_wait(600,gras_msgtype_by_name("init_data"),&from,&mydata);
- } CATCH(e) {
- RETHROW0("I Can't get a init Data message from Maestro : %s");
- }
- }
}/* end_of_multiplication */
static void gather(){
-
}/* end_of_gather */
/*** Function: Display Matrix ***/
int maestro (int argc,char *argv[]) {
xbt_ex_t e;
-int i,ask_result,step;
-result_t result;
+
+int i,port,ask_result,step;
+
matrix_t A,B,C;
-gras_socket_t from;
result_t result;
- gras_socket_t socket[MATRIX_SIZE*MATRIX_SIZE]; /* sockets for brodcast to other sensor */
-
+gras_socket_t from;
- /* Initialize Matrixs */
+ /* Init the GRAS's infrastructure */
+ gras_init(&argc, argv);
+
+ gras_socket_t socket[MATRIX_SIZE*MATRIX_SIZE]; /* sockets for brodcast to other sensor */
+
+ /* Initialize Matrixs */
A.rows=A.cols=MATRIX_SIZE;
B.rows=B.cols=MATRIX_SIZE;
initmatrix(&A);
initmatrix(&B);
- /* Init the GRAS's infrastructure */
- gras_init(&argc, argv);
/* Get arguments and create sockets */
port=atoi(argv[1]);
- //scatter();multiplication();gather();
+ //scatter();
//scatter_parl();
+ //multiplication();
+ //gather();
/****************************** Init Data Send *********************************/
int j=0;
init_data_t mydata;
TRY {
socket[j]=gras_socket_client(argv[i],port);
-
} CATCH(e) {
RETHROW0("Unable to connect to the server: %s");
}
INFO2("Connected to %s:%d.",argv[i],port);
- mydata.myrow=argv[i+1]; // My rank of row
- mydata.mycol=argv[i+2]; // My rank of column
+ mydata.myrow=argv[i+1]; // My row
+ mydata.mycol=argv[i+2]; // My column
mydata.a=A.data[(mydata.myrow-1)*MATRIX_SIZE+(mydata.mycol-1)];
mydata.b=B.data[(mydata.myrow-1)*MATRIX_SIZE+(mydata.mycol-1)];;
} // end init Data Send
/******************************* multiplication ********************************/
-
+ INFO0("begin Multiplication");
for (step=1; step <= MATRIX_SIZE; step++){
- for (i=0; i< nbr_sensor; i++){
+ for (i=0; i< SENSOR_NBR; i++){
TRY {
gras_msg_send(socket[i], gras_msgtype_by_name("step"), &step); /* initialize Mycol, MyRow, mydataA,mydataB*/
-
- myrow,mycol,mydataA,mydataB
+ // myrow,mycol,mydataA,mydataB
} CATCH(e) {
gras_socket_close(socket[i]);
RETHROW0("Unable to send the msg : %s");
}
}
- INFO0("send to sensor to begin a next step");
+ INFO1("send to sensor to begin a %d th step",step);
/* wait for computing and sensor messages exchange */
i=0;
- while ( i< nbr_sensor){
+ while ( i< SENSOR_NBR){
TRY {
gras_msg_wait(600,gras_msgtype_by_name("step_ack"),&from,&mydata);
} CATCH(e) {
RETHROW0("I Can't get a init Data message from Maestro : %s");
}
-
i++;
- INFO1("Recive step ack from %s",gras_socket_peer_name(from));
+ INFO1("Recive Ack step ack from %s",gras_socket_peer_name(from));
}
-
}
/********************************* gather ***************************************/
- int ask_result=0;
+ ask_result=0;
for( i=1;i< argc;i++){
gras_msg_send(socket[i],gras_msgtype_by_name("ask_result"),&ask_result);
+ INFO1("Send (Ask Result) message to %s",gras_socket_peer_name(socket[i]));
}
/* wait for results */
for( i=1;i< argc;i++){
C.data[(result.i-1)*MATRIX_SIZE+(result.j-1)]=result.value;
}
/* end of gather */
+ INFO0 ("The Result of Multiplication is :");
display(C);
return 0;
xbt_ex_t e;
- static int bC=0;
+ int step,port,l,result_ack=0;
+ double bA,bB;
+
static int myrow,mycol;
static double mydataA,mydataB;
- int bA,bB;
- int step,l,result_ack=0;
+ static double bC=0;
- gras_socket_t from; /* to recive from server for steps */
+ result_t result;
+
+ gras_socket_t from,sock; /* to recive from server for steps */
gras_socket_t socket_row[2],socket_column[2]; /* sockets for brodcast to other sensor */
/* Recover my initialized Data and My Position*/
init_data_t mydata;
-
+ INFO0("wait for init Data");
TRY {
gras_msg_wait(600,gras_msgtype_by_name("init_data"),&from,&mydata);
} CATCH(e) {
RETHROW0("I Can't get a init Data message from Maestro : %s");
}
+
myrow=mydata.myrow;
mycol=mydata.mycol;
mydataA=mydata.a;
mydataB=mydata.b;
-
- INFO4("Recover MY POSITION (%d,%d) and MY INIT DATA ( A=%.3g | B=%.3g )",
+ INFO4("Recive MY POSITION (%d,%d) and MY INIT DATA ( A=%.3g | B=%.3g )",
myrow,mycol,mydataA,mydataB);
-
-
do { //repeat until compute Cb
step=MATRIX_SIZE+1; // juste intilization for loop
for (l=1;l < MATRIX_SIZE ;l++){
gras_msg_send(socket_row[l], gras_msgtype_by_name("data"), &mydataB);
bB=mydataB;
+ INFO1("send my data B (%.3f) to my (horizontal) neighbors",bB);
}
}
else
} CATCH(e) {
RETHROW0("I Can't get a data message from row : %s");
}
+ INFO1("Recive data B (%.3f) from my neighbors",bB);
}
/* a column brodcast */
if(mycol==step){
for (l=1;l < MATRIX_SIZE ;l++){
gras_msg_send(socket_column[l],gras_msgtype_by_name("data"), &mydataA);
bA=mydataA;
+ INFO1("send my data A (%.3f) to my (vertical) neighbors",bA);
}
}
else
} CATCH(e) {
RETHROW0("I Can't get a data message from column : %s");
}
+ INFO1("Recive data A (%.3f) from my neighbors",bA);
}
bC+=bA*bB;
}
} CATCH(e) {
RETHROW0("I Can't get a data message from row : %s");
}
- /* 5. send Result to Maestro */
+ /* send Result to Maestro */
TRY {
gras_msg_send(from, gras_msgtype_by_name("result"),&result);
} CATCH(e) {
// gras_socket_close(from);
RETHROW0("Failed to send PING to server: %s");
}
- INFO3(">>>>>>>> Result: %d sent to %s:%d <<<<<<<<",
+ INFO3(">>>>>>>> Result: %.3f sent to %s:%d <<<<<<<<",
bC,
gras_socket_peer_name(from),gras_socket_peer_port(from));
/* Free the allocated resources, and shut GRAS down */
