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freebsd-ports/net-mgmt/net-snmp/files/patch-hr_storage.c
Jun Kuriyama de310693e8 - Upgrade to 5.2.2. 
- Return more appropriate values for hrSWRunType (1)

PR:		ports/86572 (1)
Submitted by:	wollman (1)
2005-11-30 05:22:40 +00:00

221 lines
6.5 KiB
C
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--- agent/mibgroup/host/hr_storage.c.orig Fri Oct 7 07:55:23 2005
+++ agent/mibgroup/host/hr_storage.c Wed Nov 30 12:01:05 2005
@@ -233,6 +233,10 @@
void sol_get_swapinfo(int *, int *);
#endif
+#if defined(__FreeBSD__) && __FreeBSD_version >= 500102
+void collect_mbuf(long *long_mbuf, long *long_mbufc);
+#endif
+
#define HRSTORE_MEMSIZE 1
#define HRSTORE_INDEX 2
#define HRSTORE_TYPE 3
@@ -472,7 +476,8 @@
NULL,
"Memory Buffers", /* HRS_TYPE_MBUF */
"Real Memory", /* HRS_TYPE_MEM */
- "Swap Space" /* HRS_TYPE_SWAP */
+ "Swap Space", /* HRS_TYPE_SWAP */
+ "Memory Buffer Clusters" /* HRS_TYPE_MBUFCLUSTER */
};
@@ -611,6 +616,7 @@
storage_type_id[storage_type_len - 1] = 3; /* Virtual Mem */
break;
case HRS_TYPE_MBUF:
+ case HRS_TYPE_MBUFCLUSTER:
storage_type_id[storage_type_len - 1] = 1; /* Other */
break;
default:
@@ -704,7 +710,7 @@
long_return = memory_totals.t_vm;
#endif
break;
-#else /* !linux && !solaris2 && !hpux10 && !hpux11 && ... */
+#else
case HRS_TYPE_MEM:
long_return = physmem;
break;
@@ -726,13 +732,45 @@
i++)
long_return += mbstat.m_mtypes[i];
#elif defined(MBSTAT_SYMBOL) && defined(STRUCT_MBSTAT_HAS_M_MBUFS)
+#if !defined(__FreeBSD__) || __FreeBSD_version < 500021
long_return = mbstat.m_mbufs;
+#elif defined(__FreeBSD__) && __FreeBSD_version < 500024
+ /* mbuf stats disabled */
+ return NULL;
+#elif defined(__FreeBSD__)
+ {
+ size_t mlen = sizeof(int);
+ int nmbufs;
+ if (sysctlbyname("kern.ipc.nmbufs", &nmbufs, &mlen,
+ NULL, 0) < 0) {
+ return NULL;
+ }
+ long_return = nmbufs;
+ break;
+ }
+#else
+#error "XXX"
+ /* XXX TODO: implement new method */
+ return NULL;
+#endif /* __FreeBSD__ */
#elif defined(NO_DUMMY_VALUES)
goto try_next;
#else
long_return = 0;
#endif
break;
+#if defined(__FreeBSD__) && __FreeBSD_version >= 500024
+ case HRS_TYPE_MBUFCLUSTER: {
+ size_t mlen = sizeof(int);
+ int nmbclusters;
+ if (sysctlbyname("kern.ipc.nmbclusters", &nmbclusters, &mlen,
+ NULL, 0) < 0) {
+ return NULL;
+ }
+ long_return = nmbclusters;
+ break;
+ }
+#endif
default:
#if NO_DUMMY_VALUES
goto try_next;
@@ -796,6 +834,12 @@
#endif
#elif defined(MBSTAT_SYMBOL) && defined(STRUCT_MBSTAT_HAS_M_CLUSTERS)
long_return = mbstat.m_clusters - mbstat.m_clfree; /* unlikely, but... */
+#elif defined(__FreeBSD__) && __FreeBSD_version < 500102
+ /* mbuf stats disabled */
+ return NULL;
+#elif defined(__FreeBSD__)
+ collect_mbuf((long*)&long_return, (long*)NULL);
+ break;
#elif defined(NO_DUMMY_VALUES)
goto try_next;
#else
@@ -803,6 +847,11 @@
#endif
break;
#endif /* !linux && !solaris2 && !hpux10 && !hpux11 && ... */
+#if defined(__FreeBSD__) && __FreeBSD_version >= 500102
+ case HRS_TYPE_MBUFCLUSTER:
+ collect_mbuf(NULL, &long_return);
+ break;
+#endif
default:
#if NO_DUMMY_VALUES
goto try_next;
@@ -829,7 +878,11 @@
break;
#if !defined(linux) && !defined(solaris2) && !defined(hpux10) && !defined(hpux11) && defined(MBSTAT_SYMBOL)
case HRS_TYPE_MBUF:
+#if defined(__FreeBSD__) && __FreeBSD_version >= 502113
+ long_return = mbstat.m_mcfail + mbstat.m_mpfail;
+#else
long_return = mbstat.m_drops;
+#endif
break;
#endif /* !linux && !solaris2 && !hpux10 && !hpux11 && MBSTAT_SYMBOL */
default:
@@ -955,3 +1008,97 @@
*usedP = ainfo.ani_resv;
}
#endif /* solaris2 */
+
+#if defined(__FreeBSD__) && __FreeBSD_version >= 500102
+void
+collect_mbuf(long *long_mbuf, long *long_mbufc)
+{
+#if __FreeBSD_version >= 502113
+ size_t mlen;
+ struct mbstat mbstat;
+
+ mlen = sizeof mbstat;
+ if (sysctlbyname("kern.ipc.mbstat", &mbstat, &mlen, NULL, 0) < 0) {
+ warn("sysctl: retrieving mbstat");
+ return;
+ }
+ if (mbstat.m_mbufs < 0) mbstat.m_mbufs = 0; /* XXX */
+ if (mbstat.m_mclusts < 0) mbstat.m_mclusts = 0; /* XXX */
+ if (long_mbuf) {
+ *long_mbuf = mbstat.m_mbufs;
+ }
+ if (long_mbufc) {
+ *long_mbufc = mbstat.m_mclusts;
+ }
+#else
+ int i, j, num_objs;
+ size_t mlen;
+ u_long totused[2];
+ u_long totnum, totfree;
+ struct mbstat mbstat;
+ struct mbpstat **mbpstat = NULL;
+
+ if (sysctlbyname("kern.ipc.mb_statpcpu", NULL, &mlen, NULL, 0) < 0) {
+ warn("sysctl: retrieving mb_statpcpu len");
+ goto err;
+ }
+ num_objs = (int)(mlen / sizeof(struct mbpstat));
+ if ((mbpstat = calloc(num_objs, sizeof(struct mbpstat *))) == NULL) {
+ warn("calloc: cannot allocate memory for mbpstats pointers");
+ goto err;
+ }
+ if ((mbpstat[0] = calloc(num_objs, sizeof(struct mbpstat))) == NULL) {
+ warn("calloc: cannot allocate memory for mbpstats");
+ goto err;
+ }
+
+ if (sysctlbyname("kern.ipc.mb_statpcpu", mbpstat[0], &mlen, NULL, 0) < 0) {
+ warn("sysctl: retrieving mb_statpcpu");
+ goto err;
+ }
+ mlen = sizeof mbstat;
+ if (sysctlbyname("kern.ipc.mbstat", &mbstat, &mlen, NULL, 0) < 0) {
+ warn("sysctl: retrieving mbstat");
+ goto err;
+ }
+
+ for (i = 0; i < num_objs; i++)
+ mbpstat[i] = mbpstat[0] + i;
+
+#define GENLST (num_objs - 1)
+
+ totnum = mbpstat[GENLST]->mb_mbbucks * mbstat.m_mbperbuck;
+ totfree = mbpstat[GENLST]->mb_mbfree;
+ for (i = 0; i < (num_objs - 1); i++) {
+ if (mbpstat[i]->mb_active == 0)
+ continue;
+ totnum += mbpstat[i]->mb_mbbucks * mbstat.m_mbperbuck;
+ totfree += mbpstat[i]->mb_mbfree;
+ }
+ totused[0] = totnum - totfree;
+ totnum = mbpstat[GENLST]->mb_clbucks * mbstat.m_clperbuck;
+ totfree = mbpstat[GENLST]->mb_clfree;
+ for (i = 0; i < (num_objs - 1); i++) {
+ if (mbpstat[i]->mb_active == 0)
+ continue;
+ totnum += mbpstat[i]->mb_clbucks * mbstat.m_clperbuck;
+ totfree += mbpstat[i]->mb_clfree;
+ }
+ totused[1] = totnum - totfree;
+
+ if (long_mbuf) {
+ *long_mbuf = totused[0];
+ }
+ if (long_mbufc) {
+ *long_mbufc = totused[1];
+ }
+
+ err:
+ if (mbpstat != NULL) {
+ if (mbpstat[0] != NULL)
+ free(mbpstat[0]);
+ free(mbpstat);
+ }
+#endif
+}
+#endif
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