* [Added]:

- DNS (WAN) sync for those pesky disconnections (dynamic ip renewal). 

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@7275 54d463be-8e91-2dee-dedb-b68131a5f0ec

1 files changed, 35 insertions, 0 deletions

diff --git a/src/char/char.c b/src/char/char.c
index 527a68ac6..e0e6415fb 100644
--- a/src/char/char.c
+++ b/src/char/char.c
@@ -75,6 +75,7 @@ char backup_txt_flag = 0; // The backup_txt file was created because char deleti
 char unknown_char_name[1024] = "Unknown";

 char char_log_filename[1024] = "log/char.log";

 char db_path[1024]="db";

+char *char_server_dns = NULL;

 

 // Advanced subnet check [LuzZza]

 struct _subnet {

@@ -1797,6 +1798,7 @@ static int char_delete(struct mmo_charstatus *cs) {
 int parse_tologin(int fd) {

 	int i;

 	struct char_session_data *sd;

+	struct hostent *h;

 	RFIFOHEAD(fd);

 

 	// only login-server can have an access to here.

@@ -2293,6 +2295,25 @@ int parse_tologin(int fd) {
 				RFIFOSKIP(fd,6);

 			}

 			break;

+		case 0x2735:

+			ShowInfo("IP Sync in progress...\n");

+			h = char_server_dns?gethostbyname(char_server_dns):NULL;

+			if(h){

+				WFIFOW(fd,0) = 0x2736;

+				WFIFOB(fd,2) = h->h_addr[0];

+				WFIFOB(fd,3) = h->h_addr[1];

+				WFIFOB(fd,4) = h->h_addr[2];

+				WFIFOB(fd,5) = h->h_addr[3];

+				WFIFOSET(fd, 6);

+			}

+			for(i = 0; i < MAX_MAP_SERVERS; i++){

+				if(server_fd[i] >= 0){

+					WFIFOW(server_fd[i], 0) = 0x2b1e;

+					WFIFOSET(server_fd[i], 2);

+				}

+			}

+			RFIFOSKIP(fd,2);

+			break;

 		default:

 			ShowWarning("Unknown packet 0x%04x received from login-server, disconnecting.\n", RFIFOW(fd,0));

 			session[fd]->eof = 1;

@@ -3055,6 +3076,15 @@ int parse_frommap(int fd) {
 			RFIFOSKIP(fd, RFIFOW(fd, 2));

 			break;

 		}

+		case 0x2736:

+			for(i = 0; i < MAX_MAP_SERVERS; i++){

+				if(server_fd[i] == fd){

+					ShowInfo("IP Sync (Server #%d) successful.\n",i);

+					server[i].ip = RFIFOL(fd, 2);

+				}

+			}

+			RFIFOSKIP(fd,6);

+			break;

 		default:

 			// inter server�����ɓn��

 			{

@@ -3967,6 +3997,10 @@ int char_config_read(const char *cfgName) {
 		} else if (strcmpi(w1, "login_ip") == 0) {

 			login_ip_set_ = 1;

 			h = gethostbyname(w2);

+			if(char_server_dns)

+				aFree(char_server_dns);

+			char_server_dns = (char *)aCalloc(strlen(w2)+1, 1);

+			strcpy(char_server_dns, w2);

 			if (h != NULL) {

 				ShowStatus("Login server IP address : %s -> %d.%d.%d.%d\n", w2, (unsigned char)h->h_addr[0], (unsigned char)h->h_addr[1], (unsigned char)h->h_addr[2], (unsigned char)h->h_addr[3]);

 				sprintf(login_ip_str, "%d.%d.%d.%d", (unsigned char)h->h_addr[0], (unsigned char)h->h_addr[1], (unsigned char)h->h_addr[2], (unsigned char)h->h_addr[3]);

@@ -4137,6 +4171,7 @@ void do_final(void) {
 	

 	if(gm_account) aFree(gm_account);

 	if(char_dat) aFree(char_dat);

+	if(char_server_dns) aFree(char_server_dns);

 

 	delete_session(login_fd);

 	delete_session(char_fd);