From 5231b3e8fcbd6c0cb69706739a553991ba10088c Mon Sep 17 00:00:00 2001
From: Reyk Floeter <reyk@cvs.openbsd.org>
Date: Tue, 23 Dec 2008 08:06:11 +0000
Subject: export the livelock counter in a private mib openBSD.5.

discussed with dlg@
---
 usr.sbin/snmpd/mib.c   | 41 ++++++++++++++++++++++++++++++++++++++++-
 usr.sbin/snmpd/mib.h   | 17 ++++++++++++++++-
 usr.sbin/snmpd/snmpd.h |  3 ++-
 3 files changed, 58 insertions(+), 3 deletions(-)

(limited to 'usr.sbin')

diff --git a/usr.sbin/snmpd/mib.c b/usr.sbin/snmpd/mib.c
index cc4a3dda78c..0be3f9ce3d0 100644
--- a/usr.sbin/snmpd/mib.c
+++ b/usr.sbin/snmpd/mib.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mib.c,v 1.29 2008/12/19 14:02:20 reyk Exp $	*/
+/*	$OpenBSD: mib.c,v 1.30 2008/12/23 08:06:10 reyk Exp $	*/
 
 /*
  * Copyright (c) 2007, 2008 Reyk Floeter <reyk@vantronix.net>
@@ -1217,6 +1217,7 @@ int	 mib_sensornum(struct oid *, struct ber_oid *, struct ber_element **);
 int	 mib_sensors(struct oid *, struct ber_oid *, struct ber_element **);
 const char *mib_sensorunit(struct sensor *);
 char	*mib_sensorvalue(struct sensor *);
+int	 mib_memiftable(struct oid *, struct ber_oid *, struct ber_element **);
 
 static struct oid openbsd_mib[] = {
 	{ MIB(sensorMIBObjects),	OID_MIB },
@@ -1228,6 +1229,11 @@ static struct oid openbsd_mib[] = {
 	{ MIB(sensorValue),		OID_TRD, mib_sensors },
 	{ MIB(sensorUnits),		OID_TRD, mib_sensors },
 	{ MIB(sensorStatus),		OID_TRD, mib_sensors },
+	{ MIB(memMIBObjects),		OID_MIB },
+	{ MIB(memMIBVersion),		OID_RD, mps_getint, NULL, NULL,
+	    OIDVER_OPENBSD_MEM },
+	{ MIB(memIfName), 		OID_TRD, mib_memiftable },
+	{ MIB(memIfLiveLocks),		OID_TRD, mib_memiftable },
 	{ MIBEND }
 };
 
@@ -1393,6 +1399,39 @@ mib_sensorvalue(struct sensor *s)
 	return (v);
 }
 
+int
+mib_memiftable(struct oid *oid, struct ber_oid *o, struct ber_element **elm)
+{
+	struct ber_element	*ber = *elm;
+	u_int32_t		 idx = 0;
+	struct kif		*kif;
+
+	idx = o->bo_id[OIDIDX_memIfEntry];
+	if ((kif = mib_ifget(idx)) == NULL)
+		return (1);
+
+	o->bo_id[OIDIDX_memIfEntry] = kif->if_index;
+	ber = ber_add_oid(ber, o);
+
+	switch (o->bo_id[OIDIDX_memIf]) {
+	case 1:
+		ber = ber_add_string(ber, kif->if_name);
+		break;
+	case 2:
+		ber = ber_add_integer(ber, kif->if_data.ifi_livelocks);
+		ber_set_header(ber, BER_CLASS_APPLICATION, SNMP_T_COUNTER64);
+		break;
+	default:
+		return (-1);
+	}
+
+	return (0);
+}
+
+/*
+ * Defined in IP-MIB.txt
+ */
+
 int mib_getipstat(struct ipstat *);
 int mib_ipstat(struct oid *, struct ber_oid *, struct ber_element **);
 int mib_ipforwarding(struct oid *, struct ber_oid *, struct ber_element **);
diff --git a/usr.sbin/snmpd/mib.h b/usr.sbin/snmpd/mib.h
index 6f4ff2fc719..c324d632158 100644
--- a/usr.sbin/snmpd/mib.h
+++ b/usr.sbin/snmpd/mib.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: mib.h,v 1.18 2008/12/19 14:02:20 reyk Exp $	*/
+/*	$OpenBSD: mib.h,v 1.19 2008/12/23 08:06:10 reyk Exp $	*/
 
 /*
  * Copyright (c) 2007, 2008 Reyk Floeter <reyk@vantronix.net>
@@ -389,6 +389,15 @@
 #define MIB_sensorStatus		MIB_sensorEntry, 7
 #define MIB_carpMIBObjects		MIB_openBSD, 3
 #define MIB_ipsecMIBObjects		MIB_openBSD, 4
+#define MIB_memMIBObjects		MIB_openBSD, 5
+#define MIB_memMIBVersion		MIB_memMIBObjects, 1
+#define OIDVER_OPENBSD_MEM		1
+#define MIB_memIfTable			MIB_memMIBObjects, 2
+#define MIB_memIfEntry			MIB_memIfTable, 1
+#define OIDIDX_memIf			10
+#define OIDIDX_memIfEntry		11
+#define MIB_memIfName			MIB_memIfEntry, 1
+#define MIB_memIfLiveLocks		MIB_memIfEntry, 2
 #define MIB_localSystem			MIB_openBSD, 23
 #define MIB_SYSOID_DEFAULT		MIB_openBSD, 23, 1
 #define MIB_localTest			MIB_openBSD, 42
@@ -661,6 +670,12 @@
 	{ MIBDECL(sensorValue) },			\
 	{ MIBDECL(sensorUnits) },			\
 	{ MIBDECL(sensorStatus) },			\
+	{ MIBDECL(memMIBObjects) },			\
+	{ MIBDECL(memMIBVersion) },			\
+	{ MIBDECL(memIfTable) },			\
+	{ MIBDECL(memIfEntry) },			\
+	{ MIBDECL(memIfName) },				\
+	{ MIBDECL(memIfLiveLocks) },			\
 	{ MIBDECL(localSystem) },			\
 	{ MIBDECL(localTest) },				\
 							\
diff --git a/usr.sbin/snmpd/snmpd.h b/usr.sbin/snmpd/snmpd.h
index 6e2b7a8b4d8..b84d33299ac 100644
--- a/usr.sbin/snmpd/snmpd.h
+++ b/usr.sbin/snmpd/snmpd.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: snmpd.h,v 1.22 2008/12/08 11:34:55 reyk Exp $	*/
+/*	$OpenBSD: snmpd.h,v 1.23 2008/12/23 08:06:10 reyk Exp $	*/
 
 /*
  * Copyright (c) 2007, 2008 Reyk Floeter <reyk@vantronix.net>
@@ -430,6 +430,7 @@ int		 mps_getts(struct oid *, struct ber_oid *,
 		    struct ber_element **);
 void		 mps_encodeinaddr(struct ber_oid *, struct in_addr *, int);
 void		 mps_decodeinaddr(struct ber_oid *, struct in_addr *, int);
+struct ber_oid	*mps_table(struct oid *, struct ber_oid *, struct ber_oid *);
 
 /* smi.c */
 int		 smi_init(void);
-- 
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