From: Ted Lemon <source@isc.org>
Date: Thu, 31 Aug 2000 04:40:05 +0000 (+0000)
Subject: Move state information common to both peers into a common structure.
X-Git-Tag: V3-BETA-2-PATCH-1~23
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=fcbeefb3ba5a15cf0584d984b7a03b37a2f07253;p=thirdparty%2Fdhcp.git

Move state information common to both peers into a common structure.
---

diff --git a/includes/failover.h b/includes/failover.h
index b2c0957e1..36b7ffbd5 100644
--- a/includes/failover.h
+++ b/includes/failover.h
@@ -217,9 +217,10 @@ typedef struct {
 	u_int32_t xid;
 } dhcp_failover_link_t;
 
-typedef struct {
+typedef struct _dhcp_failover_listener {
 	OMAPI_OBJECT_PREAMBLE;
-	unsigned local_port;
+	struct _dhcp_failover_listener *next;
+	omapi_addr_t address;
 } dhcp_failover_listener_t;
 #endif /* FAILOVER_PROTOCOL */
 
@@ -234,7 +235,8 @@ enum failover_state {
 	recover,
 	recover_done,
 	shut_down,
-	paused
+	paused,
+	startup
 };
 
 /* Service states are simplifications of failover states, particularly
@@ -251,25 +253,28 @@ enum service_state {
 };
 
 #if defined (FAILOVER_PROTOCOL)
+typedef struct _dhcp_failover_config {
+	struct option_cache *address;
+	int port;
+	u_int32_t max_flying_updates;
+	enum failover_state state;
+	TIME stos;
+	u_int32_t max_response_delay;
+} dhcp_failover_config_t;
+
 typedef struct _dhcp_failover_state {
 	OMAPI_OBJECT_PREAMBLE;
 	struct _dhcp_failover_state *next;
 	char *name;			/* Name of this failover instance. */
-	struct option_cache *address;	/* Partner's IP address or hostname. */
-	int port;			/* Partner's TCP port. */
-	struct option_cache *server_addr; /* IP address on which to listen. */
+	dhcp_failover_config_t me;	/* My configuration. */
+	dhcp_failover_config_t partner;	/* Partner's configuration. */
+	enum failover_state saved_state; /* Saved state during startup. */
 	struct data_string server_identifier; /* Server identifier (IP addr) */
-	int listen_port;		/* Port on which to listen. */
-	u_int32_t max_flying_updates;
 	u_int32_t mclt;
 
 	u_int8_t *hba;	/* Hash bucket array for load balancing. */
 	int load_balance_max_secs;
 
-	enum failover_state partner_state;
-	TIME partner_stos;
-	enum failover_state my_state;
-	TIME my_stos;
 	enum service_state service_state;
 	const char *nrr;	/* Printable reason why we're in the
 				   not_responding service state (empty
@@ -286,13 +291,6 @@ typedef struct _dhcp_failover_state {
 	TIME last_timestamp_received;	/* The last timestamp we sent that
 					   has been returned by our partner. */
 	TIME skew;	/* The skew between our clock and our partner's. */
-	u_int32_t max_transmit_idle; /* Always send a poll if we haven't sent
-					some other packet more recently than
-					this. */
-	u_int32_t max_response_delay;	/* If the returned timestamp on the
-					   last packet we received is older
-					   than this, communications have been
-					   interrupted. */
 	struct lease *update_queue_head; /* List of leases we haven't sent
 					    to peer. */
 	struct lease *update_queue_tail;
diff --git a/server/db.c b/server/db.c
index f10109f3d..8a96054f6 100644
--- a/server/db.c
+++ b/server/db.c
@@ -43,7 +43,7 @@
 
 #ifndef lint
 static char copyright[] =
-"$Id: db.c,v 1.56 2000/08/11 01:26:08 neild Exp $ Copyright (c) 1995-2000 The Internet Software Consortium.  All rights reserved.\n";
+"$Id: db.c,v 1.57 2000/08/31 04:40:05 mellon Exp $ Copyright (c) 1995-2000 The Internet Software Consortium.  All rights reserved.\n";
 #endif /* not lint */
 
 #include "dhcpd.h"
@@ -516,21 +516,21 @@ int write_failover_state (dhcp_failover_state_t *state)
 	if (errno)
 		++errors;
 
-	t = gmtime (&state -> my_stos);
+	t = gmtime (&state -> me.stos);
 	errno = 0;
 	fprintf (db_file, "\n  my state %s at %d %d/%02d/%02d %02d:%02d:%02d;",
-		 dhcp_failover_state_name_print (state -> my_state),
+		 dhcp_failover_state_name_print (state -> me.state),
 		 t -> tm_wday, t -> tm_year + 1900,
 		 t -> tm_mon + 1, t -> tm_mday,
 		 t -> tm_hour, t -> tm_min, t -> tm_sec);
 	if (errno)
 		++errors;
 
-	t = gmtime (&state -> partner_stos);
+	t = gmtime (&state -> partner.stos);
 	errno = 0;
 	fprintf (db_file,
 		 "\n  partner state %s at %d %d/%02d/%02d %02d:%02d:%02d;",
-		 dhcp_failover_state_name_print (state -> my_state),
+		 dhcp_failover_state_name_print (state -> partner.state),
 		 t -> tm_wday, t -> tm_year + 1900,
 		 t -> tm_mon + 1, t -> tm_mday,
 		 t -> tm_hour, t -> tm_min, t -> tm_sec);