packages/ipv6/aiccu/patches/400-retry-on-time-or-network-failure.patch

--- a/common/tic.c
+++ b/common/tic.c
@@ -60,7 +60,7 @@ int tic_checktime(time_t epochtime)
 	return 0;
 }
 
-bool tic_Login(struct TIC_conf *tic, const char *username, const char *password, const char *server)
+bool tic_Login(struct TIC_conf *tic, const char *username, const char *password, const char *server, bool *fatal)
 {
 	char		buf[1024], sSignature[33], sChallenge[1024];
 	int		i;
@@ -74,6 +74,7 @@ bool tic_Login(struct TIC_conf *tic, con
 #endif
 
 	D(dolog(LOG_DEBUG, "Trying to connect to TIC server %s\n", server));
+	*fatal = false;
 
 	/* Connect to the TIC server */
 	tic->sock = connect_client(server, TIC_PORT, AF_INET, SOCK_STREAM);
@@ -166,6 +167,7 @@ bool tic_Login(struct TIC_conf *tic, con
 	if (buf[0] != '2')
 	{
 		dolog(LOG_ERR, "Time not available? %s\n", &buf[4]);
+		*fatal = true;
 		return false;
 	}
 
@@ -199,6 +201,7 @@ bool tic_Login(struct TIC_conf *tic, con
 		if (g_aiccu->requiretls)
 		{
 			dolog(LOG_ERR, "TIC Server does not support TLS and TLS is required\n");
+			*fatal = true;
 			return false;
 		}
 		if (g_aiccu->verbose) dolog(LOG_WARNING, "TIC Server does not support TLS but TLS is not required, continuing\n");
@@ -217,6 +220,7 @@ bool tic_Login(struct TIC_conf *tic, con
 	if (buf[0] != '2')
 	{
 		dolog(LOG_ERR, "Username not accepted: %s.\n", &buf[4]);
+		*fatal = true;
 		return false;
 	}
 	
@@ -231,6 +235,7 @@ bool tic_Login(struct TIC_conf *tic, con
 	if (buf[0] != '2')
 	{
 		dolog(LOG_ERR, "Challenge not correct: %s.\n", &buf[4]);
+		*fatal = true;
 		return false;
 	}
 
@@ -252,6 +257,7 @@ bool tic_Login(struct TIC_conf *tic, con
 	{
 		tic_Logout(tic, NULL);
 		dolog(LOG_ERR, "Response not accepted: %s.\n", &buf[4]);
+		*fatal = true;
 		return false;
 	}
 
--- a/unix-console/main.c
+++ b/unix-console/main.c
@@ -76,8 +76,9 @@ int list_tunnels(void);
 int list_tunnels(void)
 {
 	struct TIC_sTunnel *hsTunnel, *t;
+	bool is_fatal = false;
 
-	if (!tic_Login(g_aiccu->tic, g_aiccu->username, g_aiccu->password, g_aiccu->server)) return 0;
+	if (!tic_Login(g_aiccu->tic, g_aiccu->username, g_aiccu->password, g_aiccu->server, &is_fatal)) return 0;
 
 	hsTunnel = tic_ListTunnels(g_aiccu->tic);
 
@@ -153,9 +154,26 @@ struct TIC_Tunnel *get_tunnel(void)
 	
 	struct TIC_sTunnel	*hsTunnel, *t;
 	struct TIC_Tunnel	*hTunnel;
+	bool is_fatal = false;
+	int retry_intv = 10;
 
 	/* Login to the TIC Server */
-	if (!tic_Login(g_aiccu->tic, g_aiccu->username, g_aiccu->password, g_aiccu->server)) return NULL;
+	while (!tic_Login(g_aiccu->tic, g_aiccu->username, g_aiccu->password, g_aiccu->server, &is_fatal))
+	{
+		if (!is_fatal)
+		{
+			dolog(LOG_ERR, "Retrying TIC login in %d seconds...\n", retry_intv);
+			sleep(retry_intv);
+
+			if (retry_intv < 120)
+				retry_intv += 10;
+		}
+		else
+		{
+			dolog(LOG_ERR, "Fatal error occured during login, aborting\n");
+			return NULL;
+		}
+	}
 
 	/* 
 	 * Don't try to list the tunnels when
--- a/common/tic.h
+++ b/common/tic.h
@@ -120,7 +120,7 @@ struct TIC_conf
 **********************************************************/
 
 /* Login to/Logout from the TIC Server */
-bool tic_Login(struct TIC_conf *tic, const char *username, const char *password, const char *server);
+bool tic_Login(struct TIC_conf *tic, const char *username, const char *password, const char *server, bool *fatal);
 void tic_Logout(struct TIC_conf *tic, const char *quitmsg);
 
 /* Check if the time is in range */