From ae96cfa10904f1d69cd5c4189dc140fc563f960c Mon Sep 17 00:00:00 2001
From: rodri <rgl@antares-labs.eu>
Date: Fri, 15 Sep 2023 08:57:29 +0000
Subject: new server architecture.

---
 btsd.c | 662 +++++++++++++++++++++++++++++++++++++++++++++++++----------------
 1 file changed, 502 insertions(+), 160 deletions(-)

(limited to 'btsd.c')

diff --git a/btsd.c b/btsd.c
index 1177c0c..54b4fd6 100644
--- a/btsd.c
+++ b/btsd.c
@@ -11,26 +11,136 @@
 int debug;
 
 Channel *playerq;
+Channel *msgq;
+Channel *mmctl; /* matchmaker's */
+Match theater;
+RWLock theaterlk;
 
 
+Player *
+newplayer(int fd)
+{
+	Player *p;
+
+	p = emalloc(sizeof *p);
+	p->name[0] = 0;
+	p->state = Waiting0;
+	p->battle = nil;
+	p->nci = getnetconninfo(nil, fd);
+	p->io.fd = fd;
+	p->io.in = chancreate(sizeof(char*), 8);
+	p->io.out = chancreate(sizeof(char*), 8);
+	p->ctl = chancreate(sizeof(char*), 1);
+	p->io.ctl = p->ctl;
+	return p;
+}
+
 void
 freeplayer(Player *p)
 {
-	close(p->sfd);
-	close(p->fd);
+	chanfree(p->io.out);
+	chanfree(p->io.in);
+	chanfree(p->ctl);
+	close(p->io.fd);
+	freenetconninfo(p->nci);
 	free(p);
 }
 
-int
-isconnected(Player *p)
+Msg *
+newmsg(Player *p, char *s)
 {
-	char buf[8];
-	int n;
+	Msg *m;
+
+	m = emalloc(sizeof *m);
+	m->from = p;
+	m->body = s; /* must be malloc'ed */
+	return m;
+}
+
+void
+freemsg(Msg *m)
+{
+	free(m->body);
+	free(m);
+}
+
+Match *
+newmatch(Player *p0, Player *p1)
+{
+	Match *m;
+
+	m = emalloc(sizeof *m);
+	m->id = p0->io.fd + p1->io.fd;
+	m->data = chancreate(sizeof(Msg*), 8);
+	m->ctl = chancreate(sizeof(Msg*), 1);
+	m->pl[0] = p0;
+	m->pl[1] = p1;
+	return m;
+}
+
+void
+addmatch(Match *m)
+{
+	wlock(&theaterlk);
+	m->next = &theater;
+	m->prev = theater.prev;
+	theater.prev->next = m;
+	theater.prev = m;
+	wunlock(&theaterlk);
+}
+
+Match *
+getmatch(int id)
+{
+	Match *m;
+
+	rlock(&theaterlk);
+	for(m = theater.next; m != &theater; m = m->next)
+		if(m->id == id){
+			runlock(&theaterlk);
+			return m;
+		}
+	runlock(&theaterlk);
+	return nil;
+}
+
+void
+rmmatch(Match *m)
+{
+	wlock(&theaterlk);
+	m->prev->next = m->next;
+	m->next->prev = m->prev;
+	m->prev = nil;
+	m->next = nil;
+	wunlock(&theaterlk);
+}
+
+void
+freematch(Match *m)
+{
+	chanfree(m->data);
+	chanfree(m->ctl);
+	free(m);
+}
+
+void
+takeseat(Stands *s, Player *p)
+{
+	if(++s->nused > s->cap){
+		s->cap = s->nused;
+		s->seats = erealloc(s->seats, s->nused * sizeof p);
+	}
+	s->seats[s->nused-1] = p;
+}
+
+void
+leaveseat(Stands *s, Player *p)
+{
+	int i;
 
-	n = pread(p->sfd, buf, sizeof buf, 0);
-	if(n < 0 || strncmp(buf, "Close", 5) == 0)
-		return 0;
-	return 1;
+	for(i = 0; i < s->nused; i++)
+		if(s->seats[i] == p)
+			memmove(&s->seats[i], &s->seats[i+1], --s->nused * sizeof p);
 }
 
 void
@@ -50,198 +160,436 @@ netrecvthread(void *arg)
 		buf[tot] = 0;
 		while((e = strchr(buf, '\n')) != nil){
 			*e++ = 0;
-			chanprint(cp->c, "%s", buf);
+			chanprint(cp->in, "%s", buf);
 			tot -= e-buf;
 			memmove(buf, e, tot);
 		}
 		if(tot >= sizeof(buf)-1)
 			tot = 0;
 	}
+	closeioproc(io);
+	sendp(cp->ctl, nil);
+	threadexits(nil);
+}
+
+void
+netsendthread(void *arg)
+{
+	Chanpipe *cp;
+	char *s;
+
+	cp = arg;
+
+	while((s = recvp(cp->out)) != nil){
+		if(write(cp->fd, s, strlen(s)) != strlen(s))
+			sendp(cp->ctl, nil);
+		else if(debug)
+			fprint(2, "[%d] sent '%s'\n", getpid(), s);
+		free(s);
+	}
+	sendp(cp->ctl, nil);
+	threadexits(nil);
+}
+
+void
+playerproc(void *arg)
+{
+	Player *my;
+	char *s, *cmd[2];
+	int nc;
+
+	my = arg;
+
+	threadsetname("player %s", my->nci->raddr);
+
+	threadsetgrp(my->io.fd);
+	threadcreate(netrecvthread, &my->io, mainstacksize);
+	threadcreate(netsendthread, &my->io, mainstacksize);
+
+	chanprint(my->io.out, "id\n");
+
+	enum { NETIN, CTL, NONE };
+	Alt a[] = {
+	 [NETIN]	{my->io.in, &s, CHANRCV},
+	 [CTL]		{my->ctl, &s, CHANRCV},
+	 [NONE]		{nil, nil, CHANEND}
+	};
+	for(;;)
+		switch(alt(a)){
+		case NETIN:
+			if(debug)
+				fprint(2, "[%d] rcvd '%s'\n", getpid(), s);
+			if(my->name[0] == 0){
+				nc = tokenize(s, cmd, nelem(cmd));
+				if(nc == 2 && strcmp(cmd[0], "id") == 0 && strlen(cmd[1]) > 0)
+					snprint(my->name, sizeof my->name, "%s", cmd[1]);
+				else
+					chanprint(my->io.out, "id\n");
+				free(s);
+			}else
+				sendp(msgq, newmsg(my, s));
+			break;
+		case CTL:
+			if(s == nil) /* cable cut */
+				goto End;
+			free(s);
+			break;
+		}
+End:
 	if(debug)
 		fprint(2, "[%d] lost connection\n", getpid());
-	closeioproc(io);
-	chanclose(cp->c);
+	sendp(msgq, newmsg(my, nil));
+	threadkillgrp(threadgetgrp());
 	threadexits(nil);
 }
 
+void
+operator(void *)
+{
+	Msg *msg;
+	Match *m;
+	char *cmd[2];
+	int nc, mid;
+
+	threadsetname("operator");
+
+	while((msg = recvp(msgq)) != nil){
+		if(debug)
+			fprint(2, "operator got '%s' from p(fd=%d)\n", msg->body, msg->from->io.fd);
+
+		if(msg->body == nil){ /* player left */
+			if(msg->from->state != Waiting0)
+				sendp(mmctl, newmsg(msg->from, estrdup("player left")));
+			else
+				freeplayer(msg->from);
+		}else{
+			switch(msg->from->state){
+			case Waiting0:
+				nc = tokenize(msg->body, cmd, nelem(cmd));
+				if(nc == 1 && strcmp(cmd[0], "play") == 0)
+					sendp(playerq, msg->from);
+				else if(nc == 1 && strcmp(cmd[0], "watch") == 0){
+					if(theater.next == &theater)
+						chanprint(msg->from->io.out, "no matches\n");
+					else for(m = theater.next; m != &theater; m = m->next)
+						chanprint(msg->from->io.out, "%d %s vs. %s\n", m->id, m->pl[0]->name, m->pl[1]->name);
+				}else if(nc == 2 && strcmp(cmd[0], "watch") == 0){
+					mid = strtoul(cmd[1], nil, 10);
+					m = getmatch(mid);
+					if(m == nil)
+						chanprint(msg->from->io.out, "no such match\n");
+					else
+						sendp(m->ctl, newmsg(msg->from, estrdup("take seat")));
+				}
+				break;
+			case Watching:
+				nc = tokenize(msg->body, cmd, nelem(cmd));
+				if(nc == 1 && strcmp(cmd[0], "leave") == 0)
+					sendp(msg->from->battle->ctl, newmsg(msg->from, estrdup("leave seat")));
+				break;
+			default:
+				if(msg->from->battle != nil)
+					sendp(msg->from->battle->data, newmsg(msg->from, estrdup(msg->body)));
+			}
+		}
+		freemsg(msg);
+	}
+	threadexitsall("operator was KIA");
+}
+
 void
 battleproc(void *arg)
 {
-	NetConnInfo *nci[2];
+	Msg *msg;
 	Match *m;
 	Player *p, *op;
-	Chanpipe cp[2];
-	Alt a[3];
-	int i;
+	Stands stands;
+	char *cmd[2];
 	uint n0;
-	char *s;
+	int nc;
 
 	Point2 cell;
 	char *coords[5];
-	int j, orient;
+	int i, orient;
 
 	m = arg;
-	s = nil;
-
-	nci[0] = getnetconninfo(nil, m->pl[0]->fd);
-	nci[1] = getnetconninfo(nil, m->pl[1]->fd);
-	if(nci[0] == nil || nci[1] == nil)
-		sysfatal("getnetconninfo: %r");
-	threadsetname("battleproc %s ↔ %s", nci[0]->raddr, nci[1]->raddr);
-	freenetconninfo(nci[0]);
-	freenetconninfo(nci[1]);
-
-	cp[0].c = chancreate(sizeof(char*), 1);
-	cp[0].fd = m->pl[0]->fd;
-	cp[1].c = chancreate(sizeof(char*), 1);
-	cp[1].fd = m->pl[1]->fd;
-
-	a[0].c = cp[0].c; a[0].v = &s; a[0].op = CHANRCV;
-	a[1].c = cp[1].c; a[1].v = &s; a[1].op = CHANRCV;
-	a[2].op = CHANEND;
-
-	threadsetgrp(cp[0].fd);
-	threadcreate(netrecvthread, &cp[0], mainstacksize);
-	threadcreate(netrecvthread, &cp[1], mainstacksize);
-
-	for(i = 0; i < nelem(m->pl); i++)
-		if(!isconnected(m->pl[i])){
-			sendp(playerq, m->pl[i^1]);
-			freeplayer(m->pl[i]);
-			goto Finish;
-		}
+	memset(&stands, 0, sizeof stands);
+
+	threadsetname("battleproc [%d] %s ↔ %s", m->id, m->pl[0]->nci->raddr, m->pl[1]->nci->raddr);
+
+	chanprint(m->pl[0]->io.out, "oid %s\n", m->pl[1]->name);
+	chanprint(m->pl[1]->io.out, "oid %s\n", m->pl[0]->name);
+	chanprint(m->pl[0]->io.out, "layout\n");
+	chanprint(m->pl[1]->io.out, "layout\n");
+	m->pl[0]->state = Outlaying;
+	m->pl[1]->state = Outlaying;
+
+	enum { DATA, CTL, NONE };
+	Alt a [] = {
+	 [DATA]	{m->data, &msg, CHANRCV},
+	 [CTL]	{m->ctl, &msg, CHANRCV},
+	 [NONE]	{nil, nil, CHANEND}
+	};
+	for(;;){
+		switch(alt(a)){
+		case DATA:
+			if(debug) fprint(2, "[%d] battleproc rcvd '%s' from p(fd=%d) on data\n", getpid(), msg->body, msg->from->io.fd);
 
-	write(m->pl[0]->fd, "id\n", 3);
-	write(m->pl[1]->fd, "id\n", 3);
+			p = msg->from;
+			op = p == m->pl[0]? m->pl[1]: m->pl[0];
 
-	while((i = alt(a)) >= 0){
-		p = m->pl[i];
-		op = m->pl[i^1];
+			nc = tokenize(msg->body, cmd, nelem(cmd));
 
-		if(a[i].err != nil){
-			if(debug)
-				fprint(2, "[%d] alt: %s\n", getpid(), a[i].err);
-			write(op->fd, "win\n", 4);
-			sendp(playerq, op);
-			freeplayer(p);
-			break;
-		}
-		if(debug)
-			fprint(2, "[%d] said '%s'\n", i, s);
-
-		switch(p->state){
-		case Waiting0:
-			if(strncmp(s, "id", 2) == 0){
-				snprint(p->name, sizeof p->name, "%s", strlen(s) > 3? s+3: "???");
-				write(p->fd, "layout\n", 7);
-				p->state = Outlaying;
-				if(op->state == Outlaying){
-					fprint(p->fd, "oid %s\n", op->name);
-					fprint(op->fd, "oid %s\n", p->name);
-				}
-			}
-			break;
-		case Outlaying:
-			if(strncmp(s, "layout", 6) == 0)
-				if(gettokens(s+7, coords, nelem(coords), ",") == nelem(coords)){
-					if(debug)
-						fprint(2, "rcvd layout from %d\n", i);
-					for(j = 0; j < nelem(coords); j++){
-						cell = coords2cell(coords[j]);
-						orient = coords[j][strlen(coords[j])-1] == 'h'? OH: OV;
-						/* TODO keep track of the ships and report back on the first shot and when sunk */
-						settiles(p, cell, orient, shiplen(j), Tship);
+			switch(p->state){
+			case Outlaying:
+				if(nc == 2 && strcmp(cmd[0], "layout") == 0)
+					if(gettokens(cmd[1], coords, nelem(coords), ",") == nelem(coords)){
+						if(debug)
+							fprint(2, "rcvd layout from %s @ %s\n", p->name, p->nci->raddr);
+						for(i = 0; i < nelem(coords); i++){
+							cell = coords2cell(coords[i]);
+							orient = coords[i][strlen(coords[i])-1] == 'h'? OH: OV;
+							settiles(p, cell, orient, shiplen(i), Tship);
+						}
+						p->state = Waiting;
+						if(op->state == Waiting){
+							if(debug){
+								fprint(2, "%s's map:\n", p->name);
+								fprintmap(2, p);
+								fprint(2, "%s's map:\n", op->name);
+								fprintmap(2, op);
+							}
+							n0 = truerand();
+							if(debug)
+								fprint(2, "let the game begin: %s plays, %s waits\n", m->pl[n0%2]->name, m->pl[(n0+1)%2]->name);
+							chanprint(m->pl[n0%2]->io.out, "play\n");
+							m->pl[n0%2]->state = Playing;
+							chanprint(m->pl[(n0+1)%2]->io.out, "wait\n");
+						}
 					}
-					p->state = Waiting;
-					if(op->state == Waiting){
-						if(debug){
-							fprint(2, "map%d:\n", i);
-							fprintmap(2, p);
-							fprint(2, "map%d:\n", i^1);
-							fprintmap(2, op);
+				break;
+			case Playing:
+				if(nc == 2 && strcmp(cmd[0], "shoot") == 0){
+					cell = coords2cell(cmd[1]);
+					switch(gettile(op, cell)){
+					case Tship:
+						settile(op, cell, Thit);
+						chanprint(p->io.out, "hit\n");
+						chanprint(op->io.out, "hit %s\n", cell2coords(cell));
+						if(countshipcells(op) < (debug? 17: 1)){
+							chanprint(p->io.out, "win\n");
+							chanprint(op->io.out, "lose\n");
+							p->state = Waiting0;
+							p->battle = nil;
+							op->state = Waiting0;
+							op->battle = nil;
+							freemsg(msg);
+							goto Finish;
 						}
-						n0 = truerand();
-						if(debug)
-							fprint(2, "let the game begin: %d plays, %d waits\n", n0%2, (n0+1)%2);
-						write(m->pl[n0%2]->fd, "play\n", 5);
-						m->pl[n0%2]->state = Playing;
-						write(m->pl[(n0+1)%2]->fd, "wait\n", 5);
+						goto Swapturn;
+					case Twater:
+						settile(op, cell, Tmiss);
+						chanprint(p->io.out, "miss\n");
+						chanprint(op->io.out, "miss %s\n", cell2coords(cell));
+Swapturn:
+						chanprint(p->io.out, "wait\n");
+						chanprint(op->io.out, "play\n");
+						p->state = Waiting;
+						op->state = Playing;
+						break;
 					}
+					if(debug)
+						fprint(2, "%s plays, %s waits\n", op->name, p->name);
 				}
+				break;
+			}
+
+			freemsg(msg);
 			break;
-		case Playing:
-			if(strncmp(s, "shoot", 5) == 0){
-				cell = coords2cell(s+6);
-				switch(gettile(op, cell)){
-				case Tship:
-					settile(op, cell, Thit);
-					write(p->fd, "hit\n", 4);
-					fprint(op->fd, "hit %s\n", cell2coords(cell));
-					if((debug && countshipcells(op) < 17) || (!debug && countshipcells(op) < 1)){
-						write(p->fd, "win\n", 4);
-						write(op->fd, "lose\n", 5);
-						sendp(playerq, p);
-						sendp(playerq, op);
-						goto Finish;
-					}
-					goto Swapturn;
-				case Twater:
-					settile(op, cell, Tmiss);
-					write(p->fd, "miss\n", 5);
-					fprint(op->fd, "miss %s\n", cell2coords(cell));
-Swapturn:
-					write(p->fd, "wait\n", 5);
-					write(op->fd, "play\n", 5);
-					p->state = Waiting;
-					op->state = Playing;
-					break;
+		case CTL:
+			if(debug) fprint(2, "[%d] battleproc rcvd '%s' from p(fd=%d) on ctl\n", getpid(), msg->body, msg->from->io.fd);
+
+			p = msg->from;
+			if(strcmp(msg->body, "player left") == 0){
+				if(p->state == Watching){
+					leaveseat(&stands, p);
+					freeplayer(p);
+				}else{
+					op = p == m->pl[0]? m->pl[1]: m->pl[0];
+					chanprint(op->io.out, "win\n");
+					op->state = Waiting0;
+					op->battle = nil;
+					freeplayer(p);
+					freemsg(msg);
+					goto Finish;
 				}
-				if(debug)
-					fprint(2, "%d plays, %d waits\n", i^1, i);
+			}else if(strcmp(msg->body, "take seat") == 0){
+				takeseat(&stands, p);
+				p->battle = m;
+				p->state = Watching;
+			}else if(strcmp(msg->body, "leave seat") == 0){
+				leaveseat(&stands, p);
+				p->battle = nil;
+				p->state = Waiting0;
 			}
+
+			freemsg(msg);
 			break;
 		}
-		free(s);
 	}
 Finish:
 	if(debug)
 		fprint(2, "[%d] battleproc ending\n", getpid());
-	free(m);
-	chanfree(cp[0].c);
-	chanfree(cp[1].c);
-	threadkillgrp(threadgetgrp());
+	free(stands.seats);
+	rmmatch(m);
+	freematch(m);
 	threadexits(nil);
 }
 
 void
 matchmaker(void *)
 {
+	Msg *msg;
 	Match *m;
 	Player *pl[2];
+	int i;
 
 	threadsetname("matchmaker");
 
-	for(;;){
-		pl[0] = recvp(playerq);
-		pl[1] = recvp(playerq);
-
-		pl[0]->state = Waiting0;
-		pl[1]->state = Waiting0;
-		memset(pl[0]->map, Twater, MAPW*MAPH);
-		memset(pl[1]->map, Twater, MAPW*MAPH);
-		m = emalloc(sizeof *m);
-		m->pl[0] = pl[0];
-		m->pl[1] = pl[1];
-
-		proccreate(battleproc, m, mainstacksize);
+	i = 0;
+
+	enum { QUE, CTL, NONE };
+	Alt a[] = {
+	 [QUE]	{playerq, &pl[0], CHANRCV},
+	 [CTL]	{mmctl, &msg, CHANRCV},
+	 [NONE]	{nil, nil, CHANEND}
+	};
+	for(;;)
+		switch(alt(a)){
+		case QUE:
+			if(debug) fprint(2, "matchmaker got %d%s player fd %d\n", i+1, i == 0? "st": "nd", pl[i]->io.fd);
+
+			pl[i]->state = Ready;
+			memset(pl[i]->map, Twater, MAPW*MAPH);
+
+			if(++i > 1){
+				m = newmatch(pl[0], pl[1]);
+				addmatch(m);
+				pl[0]->battle = m;
+				pl[1]->battle = m;
+				i = 0;
+
+				proccreate(battleproc, m, mainstacksize);
+			}
+			a[QUE].v = &pl[i];
+			break;
+		case CTL:
+			if(debug) fprint(2, "matchmaker rcvd '%s' from p(fd=%d)\n", msg->body, msg->from->io.fd);
+
+			if(strcmp(msg->body, "player left") == 0){
+				if(i == 1 && pl[0] == msg->from){
+					i = 0;
+					a[QUE].v = &pl[0];
+					freeplayer(pl[0]);
+					freemsg(msg);
+				}else
+					sendp(msg->from->battle->ctl, msg);
+			}
+			break;
+		}
+}
+
+int
+fprintmatches(int fd)
+{
+	Match *m;
+	int n;
+
+	n = 0;
+	if(theater.next == &theater)
+		n += fprint(fd, "let there be peace\n");
+	else for(n = 0, m = theater.next; m != &theater; m = m->next)
+		n += fprint(fd, "%d\t%s vs. %s\n", m->id, m->pl[0]->name, m->pl[1]->name);
+	return n;
+}
+
+int
+fprintmatch(int fd, Match *m)
+{
+	int n, i;
+
+	n = 0;
+	if(m == nil)
+		n += fprint(fd, "no such match\n");
+	else{
+		n += fprint(fd, "id %d\n", m->id);
+		n += fprint(fd, "players\n");
+		for(i = 0; i < nelem(m->pl); i++)
+			n += fprint(fd, "\t%d\n"
+					"\t\tname %s\n"
+					"\t\tstate %s\n"
+					"\t\taddr %s\n"
+					"\t\tfd %d\n",
+				i, m->pl[i]->name, statename(m->pl[i]->state), m->pl[i]->nci->raddr, m->pl[i]->io.fd);
 	}
+	return n;
+}
+
+/*
+ * Command & Control
+ *
+ *	- show matches: prints ongoing matches
+ *	- show match [mid]: prints info about a given match
+ *	- debug [on|off]: toggles debug mode
+ */
+void
+c2proc(void *)
+{
+	char buf[256], *user, *cmd[3];
+	int fd, pfd[2], n, nc, mid;
+
+	threadsetname("c2proc");
+
+	if(pipe(pfd) < 0)
+		sysfatal("pipe: %r");
+
+	user = getenv("user");
+	snprint(buf, sizeof buf, "/srv/btsctl.%s.%d", user, getppid());
+	free(user);
+
+	fd = create(buf, OWRITE|ORCLOSE|OCEXEC, 0600);
+	if(fd < 0)
+		sysfatal("open: %r");
+	fprint(fd, "%d", pfd[0]);
+	close(pfd[0]);
+
+	while((n = read(pfd[1], buf, sizeof(buf)-1)) > 0){
+		buf[n] = 0;
+
+		nc = tokenize(buf, cmd, nelem(cmd));
+		if((nc == 2 || nc == 3) && strcmp(cmd[0], "show") == 0){
+			if(nc == 2 && strcmp(cmd[1], "matches") == 0)
+				fprintmatches(pfd[1]);
+			else if(nc == 3 && strcmp(cmd[1], "match") == 0){
+				mid = strtoul(cmd[2], nil, 10);
+				fprintmatch(pfd[1], getmatch(mid));
+			}
+		}else if(nc == 2 && strcmp(cmd[0], "debug") == 0){
+			if(strcmp(cmd[1], "on") == 0)
+				debug = 1;
+			else if(strcmp(cmd[1], "off") == 0)
+				debug = 0;
+		}
+	}
+
+	threadexitsall("fleet admiral drowned");
 }
 
 void
 dolisten(char *addr)
 {
-	char adir[40], ldir[40], aux[128], *s;
-	int acfd, lcfd, dfd, sfd;
+	char adir[40], ldir[40];
+	int acfd, lcfd, dfd;
 	Player *p;
 
 	acfd = announce(addr, adir);
@@ -253,19 +601,8 @@ dolisten(char *addr)
 
 	while((lcfd = listen(adir, ldir)) >= 0){
 		if((dfd = accept(lcfd, ldir)) >= 0){
-			fd2path(dfd, aux, sizeof aux);
-			s = strrchr(aux, '/');
-			*s = 0;
-			snprint(aux, sizeof aux, "%s/status", aux);
-			sfd = open(aux, OREAD);
-			if(sfd < 0)
-				sysfatal("open: %r");
-
-			p = emalloc(sizeof *p);
-			p->fd = dfd;
-			p->sfd = sfd;
-			p->state = Waiting0;
-			sendp(playerq, p);
+			p = newplayer(dfd);
+			proccreate(playerproc, p, mainstacksize);
 		}
 		close(lcfd);
 	}
@@ -300,6 +637,11 @@ threadmain(int argc, char *argv[])
 		usage();
 
 	playerq = chancreate(sizeof(Player*), 8);
+	msgq = chancreate(sizeof(Msg*), 8);
+	mmctl = chancreate(sizeof(Msg*), 8);
+	theater.next = theater.prev = &theater;
+	proccreate(c2proc, nil, mainstacksize);
 	proccreate(matchmaker, nil, mainstacksize);
+	proccreate(operator, nil, mainstacksize);
 	dolisten(addr);
 }
-- 
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