From: octo <octo>
Date: Sat, 1 Apr 2006 20:42:55 +0000 (+0000)
Subject: Applied the TTL-patch for the ping plugin.
X-Git-Tag: collectd-3.8.6^2~85
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=86d01078e065197bf9056077df34bd5beab33e8a;p=collectd.git

Applied the TTL-patch for the ping plugin.
---

diff --git a/ChangeLog b/ChangeLog
index 2e086093..c980d16b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -9,6 +9,7 @@
 	* An option to compile collectd with different `step' and `hearbeat'
 	  settings has been added. The size of RRAs is no longer static but
 	  calculated based on the settings for `step' and `width'.
+	* The `ping' plugin can now be configured to use a certain TTL.
 
 2006-03-14, Version 3.8.2
 	* `utils_mount.c' has been changed to not use the `MNTTAB' defined by
diff --git a/src/collectd.conf.pod b/src/collectd.conf.pod
index 4920460e..64c66548 100644
--- a/src/collectd.conf.pod
+++ b/src/collectd.conf.pod
@@ -170,6 +170,10 @@ option for what this plugin does.
 Host to ping periodically. This option may be repeated several times to ping
 multiple hosts.
 
+=item B<TTL> I<0-255>
+
+Sets the Time-To-Live of generated ICMP packets.
+
 =back
 
 =head1 SEE ALSO
diff --git a/src/ping.c b/src/ping.c
index f18ea8cc..69661708 100644
--- a/src/ping.c
+++ b/src/ping.c
@@ -45,9 +45,10 @@ static int ds_num = 1;
 static char *config_keys[] =
 {
 	"Host",
+	"TTL",
 	NULL
 };
-static int config_keys_num = 1;
+static int config_keys_num = 2;
 
 static void ping_init (void)
 {
@@ -56,23 +57,35 @@ static void ping_init (void)
 
 static int ping_config (char *key, char *value)
 {
-	if (strcasecmp (key, "host"))
-	{
-		return (-1);
-	}
-
 	if (pingobj == NULL)
 	{
 		if ((pingobj = ping_construct ()) == NULL)
 		{
 			syslog (LOG_ERR, "ping: `ping_construct' failed.\n");
-			return (-1);
+			return (1);
 		}
 	}
 
-	if (ping_host_add (pingobj, value) < 0)
+	if (strcasecmp (key, "host") == 0)
 	{
-		syslog (LOG_WARNING, "ping: `ping_host_add' failed.\n");
+		if (ping_host_add (pingobj, value) < 0)
+		{
+			syslog (LOG_WARNING, "ping: `ping_host_add' failed.");
+			return (1);
+		}
+	}
+	else if (strcasecmp (key, "ttl") == 0)
+	{
+		int ttl = atoi (value);
+		if (ping_setopt (pingobj, PING_DEF_TIMEOUT, (void *) &ttl))
+		{
+			syslog (LOG_WARNING, "ping: liboping did not accept the TTL value %i", ttl);
+			return (1);
+		}
+	}
+	else
+	{
+		return (-1);
 	}
 
 	return (0);