From a59cdb3ef307b546b6ced9d3c1be2f78196128d9 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Wed, 29 Aug 2012 03:09:50 +0200
Subject: Dump annoucements periodically

---
 ffvisd/ffvisd.c | 31 ++++++++++++++++++++++++++-----
 1 file changed, 26 insertions(+), 5 deletions(-)

diff --git a/ffvisd/ffvisd.c b/ffvisd/ffvisd.c
index 851ab3c..91f6764 100644
--- a/ffvisd/ffvisd.c
+++ b/ffvisd/ffvisd.c
@@ -115,7 +115,7 @@ typedef struct _ffvisd_orig_t {
 typedef struct _ffvisd_announce_t {
 	struct _ffvisd_announce_t *next;
 
-	struct timeval received;
+	struct timespec received;
 	ffvisd_packet_server_announce_t announce;
 } ffvisd_announce_t;
 
@@ -341,6 +341,24 @@ static void join_mcast(const ffvisd_iface_t *iface, void *arg) {
 		fprintf(stderr, "warning: setsockopt: %m\n");
 }
 
+static void pr_announcement(const ffvisd_announce_t *announce) {
+	if (!announce->received.tv_sec) {
+		printf("local, ");
+	}
+	else {
+		struct timespec tv;
+		clock_gettime(CLOCK_MONOTONIC, &tv);
+		printf("age: %.1fs, ", timespec_diff(&tv, &announce->received)/1000.0);
+	}
+
+	const uint8_t *e = announce->announce.eth_address.address, *a = announce->announce.address.address;
+
+	printf("seqno: %u, ether: %02x:%02x:%02x:%02x:%02x:%02x, address: fe80::%02x%02x:%02x%02x:%02x%02x:%02x%02x\n",
+	       announce->announce.seqno,
+	       e[0], e[1], e[2], e[3], e[4], e[5],
+	       a[0], a[1], a[2], a[3], a[4], a[5], a[6], a[7]);
+}
+
 static bool check_config() {
 	if (!iface_is_mesh(mesh)) {
 		fprintf(stderr, "error: configured interface is no mesh\n");
@@ -410,10 +428,6 @@ static bool init_announcements() {
 		return false;
 	}
 
-	char buf[INET6_ADDRSTRLEN];
-	inet_ntop(AF_INET6, addr, buf, sizeof(buf));
-	puts(buf);
-
 	memcpy(announce->announce.address.address, addr->s6_addr+8, 8);
 	free(addr);
 
@@ -436,6 +450,7 @@ int main() {
 		return 1;
 
 	ffvisd_iface_foreach(pr_iface_info, NULL);
+	puts("");
 
 	if (!init_socket())
 		return 1;
@@ -448,6 +463,12 @@ int main() {
 
 		maintenance();
 
+		puts("Dumping announcements...");
+		ffvisd_announce_t *announce;
+		for(announce = announcements; announce; announce = announce->next)
+			pr_announcement(announce);
+		puts("");
+
 		usleep(ANNOUNCE_INTERVAL*1000);
 	}
 
-- 
cgit v1.2.3