#include "gras.h"
#include "xbt/matrix.h"
-#define PROC_MATRIX_SIZE 2
+#include "amok/peermanagement.h"
+
+#define PROC_MATRIX_SIZE 3
+#define NEIGHBOR_COUNT PROC_MATRIX_SIZE - 1
#define SLAVE_COUNT (PROC_MATRIX_SIZE*PROC_MATRIX_SIZE)
-#define DATA_MATRIX_SIZE 8
+#define DATA_MATRIX_SIZE 18
const int submatrix_size = DATA_MATRIX_SIZE/PROC_MATRIX_SIZE;
XBT_LOG_NEW_DEFAULT_CATEGORY(pmm,"Parallel Matrix Multiplication");
typedef struct s_result result_t;
/* struct to send initial data to slave */
-GRAS_DEFINE_TYPE(s_assignment,struct s_assignment {
+GRAS_DEFINE_TYPE(s_pmm_assignment,struct s_pmm_assignment {
int linepos;
int rowpos;
- xbt_host_t line[PROC_MATRIX_SIZE];
- xbt_host_t row[PROC_MATRIX_SIZE];
+ xbt_peer_t line[NEIGHBOR_COUNT];
+ xbt_peer_t row[NEIGHBOR_COUNT];
xbt_matrix_t A GRAS_ANNOTE(subtype,double);
xbt_matrix_t B GRAS_ANNOTE(subtype,double);
});
-typedef struct s_assignment s_assignment_t;
+typedef struct s_pmm_assignment s_pmm_assignment_t;
/* register messages which may be sent (common to client and server) */
static void register_messages(void) {
gras_datadesc_type_t result_type;
- gras_datadesc_type_t assignment_type;
+ gras_datadesc_type_t pmm_assignment_type;
- gras_datadesc_set_const("PROC_MATRIX_SIZE",PROC_MATRIX_SIZE);
+ gras_datadesc_set_const("NEIGHBOR_COUNT",NEIGHBOR_COUNT);
result_type=gras_datadesc_by_symbol(s_result);
- assignment_type=gras_datadesc_by_symbol(s_assignment);
+ pmm_assignment_type=gras_datadesc_by_symbol(s_pmm_assignment);
/* receive a final result from slave */
gras_msgtype_declare("result", result_type);
/* send from master to slave to assign a position and some data */
- gras_msgtype_declare("assignment", assignment_type);
+ gras_msgtype_declare("pmm_slave", pmm_assignment_type);
/* send data between slaves */
gras_msgtype_declare("dataA", gras_datadesc_matrix(gras_datadesc_by_name("double"),NULL));
} master_data_t;
-/*** Function Scatter Sequentiel ***/
-
-static void scatter(){
-
-}/* end_of_Scatter */
-
-/*** Function: Scatter // ***/
-
-static void scatter_parl(){
-
-}/* end_of_Scatter // */
-
-/*** Function: multiplication ***/
-
-static void multiplication(){
-
-}/* end_of_multiplication */
-
-/*** Function: gather ***/
-
-static void gather(){
-
-}/* end_of_gather */
-
int master (int argc,char *argv[]) {
- int i,port;
+ int i;
xbt_matrix_t A,B,C;
result_t result;
gras_socket_t from;
-
- xbt_host_t grid[SLAVE_COUNT]; /* The slaves */
+ xbt_dynar_t peers; /* group of slaves */
+ xbt_peer_t grid[SLAVE_COUNT]; /* The slaves as an array */
gras_socket_t socket[SLAVE_COUNT]; /* sockets for brodcast to slaves */
- /* Init the GRAS's infrastructure */
+ /* Init the GRAS's infrastructure */
gras_init(&argc, argv);
+ amok_pm_init();
register_messages();
- /* Initialize Matrices */
+ /* Initialize data matrices */
A = xbt_matrix_double_new_id(DATA_MATRIX_SIZE,DATA_MATRIX_SIZE);
B = xbt_matrix_double_new_seq(DATA_MATRIX_SIZE,DATA_MATRIX_SIZE);
C = xbt_matrix_double_new_zeros(DATA_MATRIX_SIZE,DATA_MATRIX_SIZE);
- /* Get arguments and create sockets */
- port=atoi(argv[1]);
- //scatter();
- //scatter_parl();
- //multiplication();
- //gather();
- /************************* Init Data Send *********************************/
- gras_os_sleep(2);
-
- for( i=1;i<argc && i<=SLAVE_COUNT;i++){
- grid[i-1]=xbt_host_from_string(argv[i]);
- socket[i-1]=gras_socket_client(grid[i-1]->name,grid[i-1]->port);
-
- INFO2("Connected to %s:%d.",grid[i-1]->name,grid[i-1]->port);
+ /* Create the connexions */
+ xbt_assert0(argc>1, "Usage: master <port>");
+ gras_socket_server(atoi(argv[1]));
+ peers=amok_pm_group_new("pmm");
+
+ /* friends, we're ready. Come and play */
+ INFO0("Wait for peers for 5 sec");
+ gras_msg_handleall(5);
+ INFO1("Got %ld pals",xbt_dynar_length(peers));
+
+ for (i=0;
+ i<xbt_dynar_length(peers) && i<SLAVE_COUNT;
+ i++) {
+
+ xbt_dynar_get_cpy(peers,i,&grid[i]);
+ INFO2("Connecting to %s:%d.",grid[i]->name,grid[i]->port);
+ socket[i]=gras_socket_client(grid[i]->name,grid[i]->port);
+ INFO2("Connected to %s:%d.",grid[i]->name,grid[i]->port);
}
- xbt_assert2(i-1==SLAVE_COUNT,
+ xbt_assert2(i==SLAVE_COUNT,
"Not enough slaves for this setting (got %d of %d). Change the deployment file",
- i-1,SLAVE_COUNT);
- /* FIXME: let the surnumerous slave die properly */
-
+ i,SLAVE_COUNT);
+
+ /* Kill surnumerous slaves */
+ for (i=SLAVE_COUNT; i<xbt_dynar_length(peers); ) {
+ xbt_peer_t h;
+
+ xbt_dynar_remove_at(peers,i,&h);
+ INFO2("Too much slaves. Killing %s:%d", h->name, h->port);
+ amok_pm_kill_hp(h->name,h->port);
+ free(h);
+ }
+
+
+ /* Assign job to slaves */
int row=0, line=0;
INFO0("XXXXXXXXXXXXXXXXXXXXXX begin Multiplication");
for(i=0 ; i<SLAVE_COUNT; i++){
- s_assignment_t assignment;
- int j;
+ s_pmm_assignment_t assignment;
+ int j,k;
assignment.linepos=line; // assigned line
assignment.rowpos=row; // assigned row
/* Neiborhood */
- for (j=0; j<PROC_MATRIX_SIZE; j++) {
- assignment.row[j] = grid[ j*PROC_MATRIX_SIZE+(row) ] ;
- assignment.line[j] = grid[ (line)*PROC_MATRIX_SIZE+j ] ;
+ for (j=0,k=0; j<PROC_MATRIX_SIZE; j++) {
+ if (i != j*PROC_MATRIX_SIZE+(row)) {
+ assignment.row[k] = grid[ j*PROC_MATRIX_SIZE+(row) ] ;
+ k++;
+ }
+ }
+ for (j=0,k=0; j<PROC_MATRIX_SIZE; j++) {
+ if (i != (line)*PROC_MATRIX_SIZE+j) {
+ assignment.line[k] = grid[ (line)*PROC_MATRIX_SIZE+j ] ;
+ k++;
+ }
}
assignment.A=xbt_matrix_new_sub(A,
line++;
}
- gras_msg_send(socket[i],gras_msgtype_by_name("assignment"),&assignment);
+ gras_msg_send(socket[i],gras_msgtype_by_name("pmm_slave"),&assignment);
xbt_matrix_free(assignment.A);
xbt_matrix_free(assignment.B);
}
- // end assignment
- /******************************* multiplication ********************************/
- /* wait for results */
+ /* (have a rest while the slave perform the multiplication) */
+
+ /* Retrieve the results */
for( i=0;i< SLAVE_COUNT;i++){
gras_msg_wait(6000,gras_msgtype_by_name("result"),&from,&result);
+ VERB2("%d slaves are done already. Waiting for %d",i+1, SLAVE_COUNT);
xbt_matrix_copy_values(C,result.C, submatrix_size,submatrix_size,
submatrix_size*result.linepos,
submatrix_size*result.rowpos,
xbt_matrix_free(result.C);
}
/* end of gather */
- if (DATA_MATRIX_SIZE < 50) {
+
+ if (DATA_MATRIX_SIZE < 30) {
INFO0 ("The Result of Multiplication is :");
xbt_matrix_dump(C,"C:res",0,xbt_matrix_dump_display_double);
} else {
- INFO1("Matrix size too big (%d>50) to be displayed here",DATA_MATRIX_SIZE);
+ INFO1("Matrix size too big (%d>30) to be displayed here",DATA_MATRIX_SIZE);
}
+ amok_pm_group_shutdown ("pmm"); /* Ok, we're out of here */
+
for(i=0; i<SLAVE_COUNT; i++) {
gras_socket_close(socket[i]);
- xbt_host_free(grid[i]);
}
xbt_matrix_free(A);
* slave code
* **********************************************************************/
-int slave(int argc,char *argv[]) {
+static int pmm_worker_cb(gras_msg_cb_ctx_t ctx, void *payload) {
+ /* Recover my initialized Data and My Position*/
+ s_pmm_assignment_t assignment = *(s_pmm_assignment_t*)payload;
+ gras_socket_t master = gras_msg_cb_ctx_from(ctx);
xbt_ex_t e;
result_t result;
- gras_socket_t from,sock; /* to exchange data with my neighbor */
- gras_socket_t master; /* for the barrier */
+ gras_socket_t from; /* to exchange data with my neighbor */
/* sockets for brodcast to other slave */
gras_socket_t socket_line[PROC_MATRIX_SIZE-1];
memset(socket_line,0,sizeof(socket_line));
memset(socket_row,0,sizeof(socket_row));
- /* Init the GRAS's infrastructure */
- gras_init(&argc, argv);
-
- /* Create my master socket */
- sock = gras_socket_server(atoi(argv[1]));
int i;
- /* Register the known messages */
- register_messages();
+ gras_os_sleep(1); /* wait for my pals */
- /* Recover my initialized Data and My Position*/
- s_assignment_t assignment;
- INFO2("Launch %s (port=%d); wait for my enrole message",argv[0],gras_os_myport());
- TRY {
- gras_msg_wait(600,gras_msgtype_by_name("assignment"),&master,&assignment);
- } CATCH(e) {
- RETHROW0("Can't get my assignment from master : %s");
- }
myline = assignment.linepos;
myrow = assignment.rowpos;
mydataA = assignment.A;
INFO2("Receive my pos (%d,%d) and assignment",myline,myrow);
/* Get my neighborhood from the assignment message (skipping myself) */
- int j=0;
- for (i=0,j=0 ; i<PROC_MATRIX_SIZE ; i++){
- if (strcmp(gras_os_myname(),assignment.line[i]->name)) {
- socket_line[j]=gras_socket_client(assignment.line[i]->name,
- assignment.line[i]->port);
- j++;
- }
- xbt_host_free(assignment.line[i]);
+ for (i=0 ; i<PROC_MATRIX_SIZE-1 ; i++){
+ socket_line[i]=gras_socket_client(assignment.line[i]->name,
+ assignment.line[i]->port);
+ xbt_peer_free(assignment.line[i]);
}
- for (i=0,j=0 ; i<PROC_MATRIX_SIZE ; i++){
- if (strcmp(gras_os_myname(),assignment.row[i]->name)) {
- socket_row[j]=gras_socket_client(assignment.row[i]->name,
- assignment.row[i]->port);
- j++;
- }
- xbt_host_free(assignment.row[i]);
+ for (i=0 ; i<PROC_MATRIX_SIZE-1 ; i++){
+ socket_row[i]=gras_socket_client(assignment.row[i]->name,
+ assignment.row[i]->port);
+ xbt_peer_free(assignment.row[i]);
}
for (step=0; step<PROC_MATRIX_SIZE;step++) {
if(myline==step){
INFO3("LINE: step(%d) = Myline(%d). Broadcast my data (myport=%d).",
step,myline,gras_os_myport());
- for (l=0;l < PROC_MATRIX_SIZE-1 ;l++)
+ for (l=0;l < PROC_MATRIX_SIZE-1 ;l++) {
+ INFO2("LINE: Send to %s:%d",
+ gras_socket_peer_name(socket_row[l]),
+ gras_socket_peer_port(socket_row[l]));
gras_msg_send(socket_row[l],
gras_msgtype_by_name("dataB"),
&mydataB);
+ }
+
xbt_matrix_free(bB);
bB = xbt_matrix_new_sub(mydataB,
/* a row brodcast */
if (myrow==step) {
INFO2("ROW: step(%d)=myrow(%d). Broadcast my data",step,myrow);
- for (l=1;l < PROC_MATRIX_SIZE ;l++)
- gras_msg_send(socket_line[l-1],gras_msgtype_by_name("dataA"), &mydataA);
+ for (l=1;l < PROC_MATRIX_SIZE ; l++) {
+ INFO2("ROW: Send to %s:%d",
+ gras_socket_peer_name(socket_line[l-1]),
+ gras_socket_peer_port(socket_line[l-1]));
+ gras_msg_send(socket_line[l-1],gras_msgtype_by_name("dataA"), &mydataA);
+ }
xbt_matrix_free(bA);
bA = xbt_matrix_new_sub(mydataA,
submatrix_size,submatrix_size,
TRY {
gras_msg_send(master, gras_msgtype_by_name("result"),&result);
} CATCH(e) {
- RETHROW0("Failed to send PING to server: %s");
+ RETHROW0("Failed to send answer to server: %s");
}
INFO2(">>>>>>>> Result sent to %s:%d <<<<<<<<",
gras_socket_peer_name(master),gras_socket_peer_port(master));
xbt_matrix_free(mydataA);
xbt_matrix_free(mydataB);
- gras_socket_close(sock);
gras_socket_close(master);
gras_socket_close(from);
- /* FIXME: Some of these sockets are "not known", no idea why *
+ /* FIXME: some are said to be unknown
for (l=0; l < PROC_MATRIX_SIZE-1; l++) {
if (socket_line[l])
gras_socket_close(socket_line[l]);
if (socket_row[l])
gras_socket_close(socket_row[l]);
}*/
-
+ return 1;
+}
+
+int slave(int argc,char *argv[]) {
+ gras_socket_t mysock;
+ gras_socket_t master;
+
+ /* Init the GRAS's infrastructure */
+ gras_init(&argc, argv);
+ amok_pm_init();
+
+ /* Register the known messages and my callback */
+ register_messages();
+ gras_cb_register(gras_msgtype_by_name("pmm_slave"),pmm_worker_cb);
+
+ /* Create the connexions */
+ mysock = gras_socket_server_range(3000,9999,0,0);
+ gras_os_sleep(1); /* let the master get ready */
+ INFO1("Sensor starting (on port %d)",gras_os_myport());
+ master = gras_socket_client_from_string(argv[1]);
+
+ /* Join and run the group */
+ amok_pm_group_join(master,"pmm");
+ amok_pm_mainloop(600);
+
+ /* housekeeping */
+ gras_socket_close(mysock);
+ // gras_socket_close(master); Unknown
gras_exit();
- INFO0("Done.");
return 0;
} /* end_of_slave */
