#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
+#include <signal.h>
#include "nlsop.h"
#include "dfbapi.h"
#include "nlsop_general.h"
+/* globals */
+int *gi;
+t_net *gnet;
+t_event *gevent;
+t_list *gc_list;
+t_list *gg_list;
+int alert;
+
+/*
+ * server specific stuff
+ */
+
int usage(char *prog)
{
puts("usage:");
return 1;
}
-/*
- * server specific stuff
- */
-
int add_node(t_net *net,t_event *event,t_list *c_list,t_list *g_list) {
int channel;
if(data==NLSOP_GUI) {
gui_chan=channel;
list_add_element(g_list,&gui_chan,sizeof(int));
+ printf("node is a gui\n");
}
else if(data==NLSOP_CLIENT) {
client.status=IDLE;
client.channel=channel;
list_add_element(c_list,&client,sizeof(t_client));
+ printf("node is a client\n");
}
else {
printf("not a client or gui - lets kick that ass out of here!\n");
/* if we have a new node - care for it! */
event_math(net->connection[channel].fd,event,READ,ADD);
+ printf("\n");
+
return 1;
}
job.step=0;
list_add_element(jl,&job,sizeof(t_job));
+
+ printf("job added: b=%f | c=%f | s=%f ...\n",
+ job.info.b,job.info.c,job.info.s);
return 1;
}
t_client *c;
t_job *j;
+ gi=&i;
+
for(i=0;i<MAX_CONNECTIONS;i++) {
if(FD_ISSET(net->connection[i].fd,&(event->rfds))) {
- if(network_receive_chan(net,i,&data,1)==N_ERROR) {
- printf("connection to client (ch %d) fucked up!\n",i);
- event_math(net->connection[i].fd,event,READ,REMOVE);
- network_close(net,i);
- list_del_current(c_list);
- return -1;
- }
+ alert=0;
+ alarm(1);
+ network_receive_chan(net,i,&data,1);
+ alarm(0);
+
+ if(alert==1) return -1;
if(list_search_data(c_list,&i,sizeof(int))==L_SUCCESS) {
/* it's a client */
c->status=IDLE;
/* delete job entry */
list_del_current(job);
+ printf("job ended, saved and removed from list.\n");
}
if(data==DC_OK) {
save_job(net,i,j,DC_OK);
/* inc progress state */
j->progress+=1;
+ printf("job at next level, saved.\n");
}
if(data==DC_QUIT) {
list_del_current(c_list);
/* change job state */
j->status=IN_QUEUE;
+ printf("client terminating, job queued, client removed.\n");
}
}
}
}
}
+
+ printf("\n");
return 1;
}
t_client *c;
unsigned char data;
d3_lattice d3l;
+ unsigned int addr[4];
+
+ memcpy(addr,allineed,4*sizeof(unsigned int));
+
+ net=(t_net *)addr[0];
+ c_list=(t_list *)addr[1];
+ g_list=(t_list *)addr[2];
+ job=(t_list *)addr[3];
- net=(t_net *)allineed;
- c_list=(t_list *)(allineed+sizeof(t_net));
- g_list=(t_list *)(allineed+sizeof(t_net)+sizeof(t_list));
- job=(t_list *)(allineed+sizeof(t_net)+2*sizeof(t_list));
+ printf("d: distributing jobs ...\n");
count_j=list_count(job);
count_c=list_count(c_list);
t_net *net;
t_list *c_list,*g_list,*job;
+ unsigned int addr[4];
- net=(t_net *)allineed;
- c_list=(t_list *)(allineed+sizeof(t_net));
- g_list=(t_list *)(allineed+sizeof(t_net)+sizeof(t_list));
- job=(t_list *)(allineed+sizeof(t_net)+2*sizeof(t_list));
+ memcpy(addr,allineed,4*sizeof(unsigned int));
+
+ net=(t_net *)addr[0];
+ c_list=(t_list *)addr[1];
+ g_list=(t_list *)addr[2];
+ job=(t_list *)addr[3];
/* decide what to do */
if(FD_ISSET(net->l_fd,&(event->rfds))) {
return 1;
}
+void destroy_it(int signum) {
+
+ printf("connection to client (ch %d) fucked up!\n",*gi);
+ event_math(gnet->connection[*gi].fd,gevent,READ,REMOVE);
+ network_close(gnet,*gi);
+ if(list_search_data(gc_list,gi,sizeof(int))==L_SUCCESS) {
+ list_del_current(gc_list);
+ printf("removed client from list\n");
+ }
+ if(list_search_data(gg_list,gi,sizeof(int))==L_SUCCESS) {
+ list_del_current(gg_list);
+ printf("removed gui from list\n");
+ }
+
+ alert=1;
+ alarm(0);
+
+}
+
/*
* main program
*/
t_list g_list;
t_list job;
void *allyouneed;
+ unsigned int addr[4];
+
+ gnet=&net;
+ gevent=&event;
+ gc_list=&c_list;
+ gg_list=&g_list;
/* tzzz ... */
- allyouneed=malloc(sizeof(t_net)+3*sizeof(t_list));
- memcpy(allyouneed,&net,sizeof(t_net));
- memcpy(allyouneed+sizeof(t_net),&c_list,sizeof(t_list));
- memcpy(allyouneed+sizeof(t_net)+sizeof(t_list),&g_list,sizeof(t_list));
- memcpy(allyouneed+sizeof(t_net)+2*sizeof(t_list),&job,sizeof(t_list));
+ allyouneed=(void *)addr;
+ addr[0]=(unsigned int)&net;
+ addr[1]=(unsigned int)&c_list;
+ addr[2]=(unsigned int)&g_list;
+ addr[3]=(unsigned int)&job;
/* default values */
port=1025;
/* 10 sec event timeout - distributing jobs */
event_set_timeout(&event,10,0);
+ /* list init */
+ list_init(&c_list,1);
+ list_init(&g_list,1);
+ list_init(&job,1);
+
/* connect to server */
network_init(&net,1);
network_set_listen_port(&net,port);
return -1;
}
+ /* install sighandler */
+ signal(SIGALRM,destroy_it);
+
/* wait for events :) */
event_math(net.l_fd,&event,READ,ADD);
+ printf("\nNLSOP_SERVER started!\n\n");
event_start(&event,allyouneed,parse_incoming,distribute_jobs);
return 1;