Changed the 'loadaddr' command to 'loadinfo', because it now gives out

more information. Specifically, it gives the partition number onto which
an image is to be loaded, to allow frisbee to support single-partition loads.

tmcd/tmcd.c

@@ -63,7 +63,7 @@ static int doready(int sock, struct in_addr ipaddr, char *rdata,int tcp);
 static int doreadycount(int sock, struct in_addr ipaddr,char *rdata,int tcp);
 static int dolog(int sock, struct in_addr ipaddr,char *rdata,int tcp);
 static int domounts(int sock, struct in_addr ipaddr,char *rdata,int tcp);
-static int doloadaddr(int sock, struct in_addr ipaddr,char *rdata,int tcp);
+static int doloadinfo(int sock, struct in_addr ipaddr,char *rdata,int tcp);
 static int doreset(int sock, struct in_addr ipaddr,char *rdata,int tcp);
 
 struct command {
@@ -86,7 +86,7 @@ struct command {
 	{ "ready",	doready },
 	{ "log",	dolog },
 	{ "mounts",	domounts },
-	{ "loadaddr",	doloadaddr},
+	{ "loadinfo",	doloadinfo},
 	{ "reset",	doreset},
 };
 static int numcommands = sizeof(command_array)/sizeof(struct command);
@@ -1791,10 +1791,11 @@ domounts(int sock, struct in_addr ipaddr, char *rdata, int tcp)
 }
 
 /*
- * Return address from which to load an image
+ * Return address from which to load an image, along with the partition that
+ * it should be written to
  */
 static int
-doloadaddr(int sock, struct in_addr ipaddr, char *rdata, int tcp)
+doloadinfo(int sock, struct in_addr ipaddr, char *rdata, int tcp)
 {
 	MYSQL_RES	*res;	
 	MYSQL_ROW	row;
@@ -1804,7 +1805,7 @@ doloadaddr(int sock, struct in_addr ipaddr, char *rdata, int tcp)
 	char		buf[MYBUFSIZE], *bp, *sp;
 
 	if (iptonodeid(ipaddr, nodeid)) {
-		syslog(LOG_ERR, "doloadaddr: %s: No such node",
+		syslog(LOG_ERR, "doloadinfo: %s: No such node",
 		       inet_ntoa(ipaddr));
 		return 1;
 	}
@@ -1818,13 +1819,13 @@ doloadaddr(int sock, struct in_addr ipaddr, char *rdata, int tcp)
 	/*
 	 * Get the address the node should contact to load its image
 	 */
-	res = mydb_query("select load_address from images as i "
+	res = mydb_query("select load_address,loadpart from images as i "
 			"left join current_reloads as r on i.imageid = r.image_id "
 			"where node_id='%s'",
-			 1, nodeid);
+			 2, nodeid);
 
 	if (!res) {
-		syslog(LOG_ERR, "doloadaddr: %s: DB Error getting "
+		syslog(LOG_ERR, "doloadinfo: %s: DB Error getting "
 		       "loading address!",
 		       nodeid);
 		return 1;
@@ -1843,11 +1844,11 @@ doloadaddr(int sock, struct in_addr ipaddr, char *rdata, int tcp)
 		mysql_free_result(res);
 		return 0;
 	}
-	sprintf(buf, "ADDR=%s\n", row[0]);
+	sprintf(buf, "ADDR=%s PART=%s\n", row[0], row[1]);
 	mysql_free_result(res);
 
 	client_writeback(sock, buf, strlen(buf), tcp);
-	syslog(LOG_INFO, "doloadaddr: %s", buf);
+	syslog(LOG_INFO, "doloadinfo: %s", buf);
 	
 	return 0;
 }