From e930fc0f769adacd6674546c07c2d5221bed95cd Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Fri, 15 Jun 2012 04:13:49 +0200
Subject: Allow setting dynamic peers to flaoting

---
 src/config.l | 1 +
 src/config.y | 9 ++++++++-
 src/peer.c   | 6 +++++-
 src/peer.h   | 3 ++-
 4 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/src/config.l b/src/config.l
index 4f7dd7f..c4b20ab 100644
--- a/src/config.l
+++ b/src/config.l
@@ -93,6 +93,7 @@ forward		{ UPDATE_LOCATION; return TOK_FORWARD; }
 yes		{ UPDATE_LOCATION; return TOK_YES; }
 no		{ UPDATE_LOCATION; return TOK_NO; }
 port		{ UPDATE_LOCATION; return TOK_PORT; }
+float		{ UPDATE_LOCATION; return TOK_FLOAT; }
 
 [0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3} {
 			UPDATE_LOCATION;
diff --git a/src/config.y b/src/config.y
index ec2aabe..07774d1 100644
--- a/src/config.y
+++ b/src/config.y
@@ -94,6 +94,7 @@
 %token TOK_YES
 %token TOK_NO
 %token TOK_PORT
+%token TOK_FLOAT
 
 %token <addr> TOK_ADDR
 %token <addr6> TOK_ADDR6
@@ -117,6 +118,7 @@
 %type <num> maybe_port
 %type <str> maybe_as
 %type <num> maybe_af
+%type <boolean> maybe_float
 
 %%
 start:		START_CONFIG config
@@ -294,12 +296,13 @@ peer_remote:	TOK_ADDR port {
 			conf->peers->address.in6.sin6_addr = $1;
 			conf->peers->address.in6.sin6_port = htons($2);
 		}
-	|	maybe_af TOK_STRING port {
+	|	maybe_af TOK_STRING port maybe_float {
 			free(conf->peers->hostname);
 
 			conf->peers->hostname = strdup($2->str);
 			conf->peers->address.sa.sa_family = $1;
 			conf->peers->address.in.sin_port = htons($3);
+			conf->peers->dynamic_float = $4;
 		}
 	;
 
@@ -351,6 +354,10 @@ maybe_af:	TOK_IPV4	{ $$ = AF_INET; }
 	|			{ $$ = AF_UNSPEC; }
 	;
 
+maybe_float:	TOK_FLOAT	{ $$ = true; }
+	|			{ $$ = false; }
+	;
+
 boolean:	TOK_YES		{ $$ = true; }
 	|	TOK_NO		{ $$ = false; }
 	;
diff --git a/src/peer.c b/src/peer.c
index a2b6c1a..54db531 100644
--- a/src/peer.c
+++ b/src/peer.c
@@ -189,7 +189,7 @@ static inline void setup_peer(fastd_context *ctx, fastd_peer *peer) {
 	if (!peer->protocol_state)
 		ctx->conf->protocol->init_peer_state(ctx, peer);
 
-	if (!fastd_peer_is_floating(peer))
+	if (!fastd_peer_is_floating(peer) || fastd_peer_is_dynamic(peer))
 		fastd_task_schedule_handshake(ctx, peer, 0);
 }
 
@@ -215,6 +215,7 @@ fastd_peer_config* fastd_peer_config_new(fastd_context *ctx, fastd_config *conf)
 
 	peer->hostname = NULL;
 	memset(&peer->address, 0, sizeof(fastd_peer_address));
+	peer->dynamic_float = false;
 
 	peer->config_source_dir = NULL;
 
@@ -310,6 +311,9 @@ bool fastd_peer_config_equal(const fastd_peer_config *peer1, const fastd_peer_co
 	if (!strequal(peer1->hostname, peer2->hostname))
 		return false;
 
+	if(peer1->dynamic_float != peer2->dynamic_float)
+		return false;
+
 	if (!fastd_peer_address_equal(&peer1->address, &peer2->address))
 		return false;
 
diff --git a/src/peer.h b/src/peer.h
index 007eefd..b326ad1 100644
--- a/src/peer.h
+++ b/src/peer.h
@@ -62,6 +62,7 @@ struct _fastd_peer_config {
 
 	char *hostname;
 	fastd_peer_address address;
+	bool dynamic_float;
 	char *key;
 
 	fastd_protocol_peer_config *protocol_config;
@@ -92,7 +93,7 @@ const fastd_eth_addr* fastd_get_source_address(const fastd_context *ctx, fastd_b
 const fastd_eth_addr* fastd_get_dest_address(const fastd_context *ctx, fastd_buffer buffer);
 
 static inline bool fastd_peer_config_is_floating(const fastd_peer_config *config) {
-	return (config->hostname == NULL && config->address.sa.sa_family == AF_UNSPEC);
+	return ((config->hostname == NULL && config->address.sa.sa_family == AF_UNSPEC) || config->dynamic_float);
 }
 
 static inline bool fastd_peer_config_is_dynamic(const fastd_peer_config *config) {
-- 
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