u_char *
var_hrstore(struct variable *vp,
oid * name,
size_t * length,
int exact, size_t * var_len, WriteMethod ** write_method)
{
int store_idx = 0;
static char string[1024];
struct HRFS_statfs stat_buf;
void *ptr;
netsnmp_memory_info *mem = NULL;
really_try_next:
ptr = header_hrstoreEntry(vp, name, length, exact, var_len,
write_method);
if (ptr == NULL)
return NULL;
store_idx = name[ HRSTORE_ENTRY_NAME_LENGTH ];
if (store_idx > NETSNMP_MEM_TYPE_MAX ) {
if ( netsnmp_ds_get_boolean(NETSNMP_DS_APPLICATION_ID,
NETSNMP_DS_AGENT_SKIPNFSINHOSTRESOURCES) &&
Check_HR_FileSys_NFS())
return NULL; /* or goto try_next; */
if (HRFS_statfs(HRFS_entry->HRFS_mount, &stat_buf) < 0) {
snmp_log_perror(HRFS_entry->HRFS_mount);
goto try_next;
}
} else {
mem = (netsnmp_memory_info*)ptr;
}
switch (vp->magic) {
case HRSTORE_INDEX:
long_return = store_idx;
return (u_char *) & long_return;
case HRSTORE_TYPE:
if (store_idx > NETSNMP_MEM_TYPE_MAX)
if (storageUseNFS && Check_HR_FileSys_NFS())
storage_type_id[storage_type_len - 1] = 10; /* Network Disk */
#if HAVE_HASMNTOPT && !(defined(aix4) || defined(aix5) || defined(aix6) || defined(aix7))
/*
* hasmntopt takes "const struct mntent*", but HRFS_entry has been
* defined differently for AIX, so skip this for AIX
*/
else if (hasmntopt(HRFS_entry, "loop") != NULL)
storage_type_id[storage_type_len - 1] = 5; /* Removable Disk */
#endif
else
storage_type_id[storage_type_len - 1] = 4; /* Assume fixed */
else
switch (store_idx) {
case NETSNMP_MEM_TYPE_PHYSMEM:
case NETSNMP_MEM_TYPE_USERMEM:
storage_type_id[storage_type_len - 1] = 2; /* RAM */
break;
case NETSNMP_MEM_TYPE_VIRTMEM:
case NETSNMP_MEM_TYPE_SWAP:
storage_type_id[storage_type_len - 1] = 3; /* Virtual Mem */
break;
default:
storage_type_id[storage_type_len - 1] = 1; /* Other */
break;
}
*var_len = sizeof(storage_type_id);
return (u_char *) storage_type_id;
case HRSTORE_DESCR:
if (store_idx > NETSNMP_MEM_TYPE_MAX) {
strlcpy(string, HRFS_entry->HRFS_mount, sizeof(string));
*var_len = strlen(string);
return (u_char *) string;
} else {
if ( !mem || !mem->descr )
goto try_next;
*var_len = strlen(mem->descr);
return (u_char *) mem->descr;
}
case HRSTORE_UNITS:
if (store_idx > NETSNMP_MEM_TYPE_MAX)
#if HRFS_HAS_FRSIZE
long_return = stat_buf.f_frsize;
#else
long_return = stat_buf.f_bsize;
#endif
else {
if ( !mem || mem->units == -1 )
goto try_next;
long_return = mem->units;
}
return (u_char *) & long_return;
case HRSTORE_SIZE:
if (store_idx > NETSNMP_MEM_TYPE_MAX)
long_return = stat_buf.f_blocks;
else {
if ( !mem || mem->size == -1 )
goto try_next;
long_return = mem->size;
}
return (u_char *) & long_return;
case HRSTORE_USED:
if (store_idx > NETSNMP_MEM_TYPE_MAX)
long_return = (stat_buf.f_blocks - stat_buf.f_bfree);
else {
if ( !mem || mem->size == -1 || mem->free == -1 )
goto try_next;
long_return = mem->size - mem->free;
}
return (u_char *) & long_return;
case HRSTORE_FAILS:
if (store_idx > NETSNMP_MEM_TYPE_MAX)
#if NETSNMP_NO_DUMMY_VALUES
goto try_next;
#else
long_return = 0;
#endif
else {
if ( !mem || mem->other == -1 )
u_char *
var_hrstore(struct variable *vp,
oid * name,
size_t * length,
int exact, size_t * var_len, WriteMethod ** write_method)
{
int store_idx = 0;
#if !defined(linux)
#if defined(solaris2)
int freemem;
int swap_total, swap_used;
#elif defined(hpux10) || defined(hpux11)
struct pst_dynamic pst_buf;
#elif defined(darwin8)
vm_statistics_data_t vm_stat;
int count = HOST_VM_INFO_COUNT;
#elif defined(TOTAL_MEMORY_SYMBOL) || defined(USE_SYSCTL_VM)
#ifdef VM_UVMEXP
struct uvmexp uvmexp_totals;
#endif
struct vmtotal memory_totals;
#endif
#if HAVE_KVM_GETSWAPINFO
struct kvm_swap swapinfo;
static kvm_t *kd = NULL;
#endif
#if HAVE_SYS_POOL_H
struct pool mbpool, mclpool;
int i;
#endif
#ifdef MBSTAT_SYMBOL
struct mbstat mbstat;
#endif
#endif /* !linux */
static char string[1024];
struct HRFS_statfs stat_buf;
if (vp->magic == HRSTORE_MEMSIZE) {
if (header_hrstore(vp, name, length, exact, var_len, write_method)
== MATCH_FAILED)
return NULL;
} else {
really_try_next:
store_idx = header_hrstoreEntry(vp, name, length, exact, var_len,
write_method);
if (store_idx == MATCH_FAILED)
return NULL;
if (store_idx > HRS_TYPE_FIXED_MAX) {
if (HRFS_statfs(HRFS_entry->HRFS_mount, &stat_buf) < 0) {
snmp_log_perror(HRFS_entry->HRFS_mount);
goto try_next;
}
}
#if !defined(linux) && !defined(solaris2)
else
switch (store_idx) {
case HRS_TYPE_MEM:
case HRS_TYPE_SWAP:
#ifdef USE_SYSCTL_VM
{
int mib[2];
size_t len = sizeof(memory_totals);
mib[0] = CTL_VM;
mib[1] = VM_METER;
sysctl(mib, 2, &memory_totals, &len, NULL, 0);
#ifdef VM_UVMEXP
mib[1] = VM_UVMEXP;
len = sizeof(uvmexp_totals);
sysctl(mib, 2, &uvmexp_totals, &len, NULL, 0);
#endif
}
#elif defined(darwin8)
host_statistics(myHost,HOST_VM_INFO,&vm_stat,&count);
#elif defined(hpux10) || defined(hpux11)
pstat_getdynamic(&pst_buf, sizeof(struct pst_dynamic), 1, 0);
#elif defined(TOTAL_MEMORY_SYMBOL)
auto_nlist(TOTAL_MEMORY_SYMBOL, (char *) &memory_totals,
sizeof(struct vmtotal));
#endif
#if HAVE_KVM_GETSWAPINFO
if (kd == NULL)
kd = kvm_openfiles(NULL, NULL, NULL, O_RDONLY, NULL);
if (!kd) {
snmp_log_perror("kvm_openfiles");
goto try_next;
}
if (kvm_getswapinfo(kd, &swapinfo, 1, 0) < 0) {
snmp_log_perror("kvm_getswapinfo");
goto try_next;
}
#endif
break;
#if !defined(hpux10) && !defined(hpux11)
case HRS_TYPE_MBUF:
#if HAVE_SYS_POOL_H
auto_nlist(MBPOOL_SYMBOL, (char *) &mbpool,
sizeof(mbpool));
auto_nlist(MCLPOOL_SYMBOL, (char *) &mclpool,
sizeof(mclpool));
#endif
#ifdef MBSTAT_SYMBOL
auto_nlist(MBSTAT_SYMBOL, (char *) &mbstat,
sizeof(mbstat));
#endif
break;
#endif /* !hpux10 && !hpux11 */
default:
break;
}
#endif /* !linux && !solaris2 */
}
switch (vp->magic) {
case HRSTORE_MEMSIZE:
long_return = physmem * (pagesize / 1024);
return (u_char *) & long_return;
case HRSTORE_INDEX:
long_return = store_idx;
return (u_char *) & long_return;
case HRSTORE_TYPE:
if (store_idx > HRS_TYPE_FIXED_MAX)
if (storageUseNFS && Check_HR_FileSys_NFS())
storage_type_id[storage_type_len - 1] = 10; /* Network Disk */
else
storage_type_id[storage_type_len - 1] = 4; /* Assume fixed */
else
switch (store_idx) {
case HRS_TYPE_MEM:
storage_type_id[storage_type_len - 1] = 2; /* RAM */
break;
case HRS_TYPE_SWAP:
storage_type_id[storage_type_len - 1] = 3; /* Virtual Mem */
break;
case HRS_TYPE_MBUF:
storage_type_id[storage_type_len - 1] = 1; /* Other */
break;
default:
storage_type_id[storage_type_len - 1] = 1; /* Other */
break;
}
*var_len = sizeof(storage_type_id);
return (u_char *) storage_type_id;
case HRSTORE_DESCR:
if (store_idx > HRS_TYPE_FIXED_MAX) {
strncpy(string, HRFS_entry->HRFS_mount, sizeof(string)-1);
string[ sizeof(string)-1 ] = 0;
*var_len = strlen(string);
return (u_char *) string;
} else {
/* store_idx = store_idx - 1; */
*var_len = strlen(hrs_descr[store_idx]);
return (u_char *) hrs_descr[store_idx];
}
case HRSTORE_UNITS:
if (store_idx > HRS_TYPE_FIXED_MAX)
#if HRFS_HAS_FRSIZE
long_return = stat_buf.f_frsize;
#else
long_return = stat_buf.f_bsize;
#endif
else
switch (store_idx) {
case HRS_TYPE_MEM:
case HRS_TYPE_SWAP:
#if defined(USE_SYSCTL) || defined(solaris2)
long_return = pagesize;
#elif defined(NBPG)
long_return = NBPG;
#else
long_return = 1024; /* Report in Kb */
#endif
break;
case HRS_TYPE_MBUF:
#ifdef MSIZE
long_return = MSIZE;
#elif defined(linux)
long_return = 1024;
#else
long_return = 256;
#endif
break;
default:
#if NO_DUMMY_VALUES
goto try_next;
#endif
long_return = 1024; /* As likely as any! */
break;
}
return (u_char *) & long_return;
case HRSTORE_SIZE:
if (store_idx > HRS_TYPE_FIXED_MAX)
long_return = stat_buf.f_blocks;
else
switch (store_idx) {
#if defined(linux)
case HRS_TYPE_MEM:
case HRS_TYPE_SWAP:
long_return = linux_mem(store_idx, HRSTORE_SIZE);
break;
#elif defined(solaris2)
case HRS_TYPE_MEM:
long_return = physmem;
break;
case HRS_TYPE_SWAP:
sol_get_swapinfo(&swap_total, &swap_used);
long_return = swap_total;
break;
#elif defined(hpux10) || defined(hpux11)
case HRS_TYPE_MEM:
long_return = pst_buf.psd_rm;
break;
case HRS_TYPE_SWAP:
long_return = pst_buf.psd_vm;
break;
#elif defined(darwin8)
case HRS_TYPE_MEM:
long_return = physmem;
break;
case HRS_TYPE_SWAP:
long_return = -1;
break;
#if defined(MBSTAT_SYMBOL)
case HRS_TYPE_MBUF:
long_return = mbstat.m_mbufs;
break;
#endif
#elif defined(TOTAL_MEMORY_SYMBOL) || defined(USE_SYSCTL_VM)
case HRS_TYPE_MEM:
long_return = memory_totals.t_rm;
break;
case HRS_TYPE_SWAP:
#if HAVE_KVM_GETSWAPINFO
long_return = swapinfo.ksw_total;
#elif defined(VM_UVMEXP)
long_return = uvmexp_totals.swpages;
#else
long_return = memory_totals.t_vm;
#endif
break;
#else /* !linux && !solaris2 && !hpux10 && !hpux11 && ... */
case HRS_TYPE_MEM:
long_return = physmem;
break;
case HRS_TYPE_SWAP:
#if NO_DUMMY_VALUES
goto try_next;
#endif
long_return = 0;
break;
#endif /* !linux && !solaris2 && !hpux10 && !hpux11 && ... */
case HRS_TYPE_MBUF:
#ifdef linux
long_return = linux_mem(store_idx, HRSTORE_SIZE);
#elif HAVE_SYS_POOL_H
long_return = 0;
for (i = 0;
i <
sizeof(mbstat.m_mtypes) / sizeof(mbstat.m_mtypes[0]);
i++)
long_return += mbstat.m_mtypes[i];
#elif defined(MBSTAT_SYMBOL) && defined(STRUCT_MBSTAT_HAS_M_MBUFS)
long_return = mbstat.m_mbufs;
#elif defined(NO_DUMMY_VALUES)
goto try_next;
#else
long_return = 0;
#endif
break;
default:
#if NO_DUMMY_VALUES
goto try_next;
#endif
long_return = 1024;
break;
}
return (u_char *) & long_return;
case HRSTORE_USED:
if (store_idx > HRS_TYPE_FIXED_MAX)
long_return = (stat_buf.f_blocks - stat_buf.f_bfree);
else
switch (store_idx) {
#if defined(linux)
case HRS_TYPE_MBUF:
case HRS_TYPE_MEM:
case HRS_TYPE_SWAP:
long_return = linux_mem(store_idx, HRSTORE_USED);
break;
#elif defined(solaris2)
case HRS_TYPE_MEM:
getKstatInt("unix", "system_pages", "freemem", &freemem);
long_return = physmem - freemem;
break;
case HRS_TYPE_SWAP:
sol_get_swapinfo(&swap_total, &swap_used);
long_return = swap_used;
break;
#elif defined(hpux10) || defined(hpux11)
case HRS_TYPE_MEM:
long_return = pst_buf.psd_arm;
break;
case HRS_TYPE_SWAP:
long_return = pst_buf.psd_avm;
break;
#elif defined(darwin8)
case HRS_TYPE_MEM:
long_return = vm_stat.active_count + vm_stat.inactive_count + vm_stat.wire_count;
break;
case HRS_TYPE_SWAP:
long_return = -1;
break;
#if defined(MBSTAT_SYMBOL)
case HRS_TYPE_MBUF:
long_return = mbstat.m_mbufs;
break;
#endif
#elif defined(TOTAL_MEMORY_SYMBOL) || defined(USE_SYSCTL_VM)
case HRS_TYPE_MEM:
long_return = memory_totals.t_arm;
break;
case HRS_TYPE_SWAP:
#if HAVE_KVM_GETSWAPINFO
long_return = swapinfo.ksw_used;
#elif defined(VM_UVMEXP)
long_return = uvmexp_totals.swpginuse;
#else
long_return = memory_totals.t_avm;
#endif
break;
#endif /* linux || solaris2 || hpux10 || hpux11 || ... */
#if !defined(linux) && !defined(solaris2) && !defined(hpux10) && !defined(hpux11)
case HRS_TYPE_MBUF:
#if HAVE_SYS_POOL_H
long_return =
(mbpool.pr_nget - mbpool.pr_nput) * mbpool.pr_size +
(mclpool.pr_nget - mclpool.pr_nput) * mclpool.pr_size;
#ifdef MSIZE
long_return /= MSIZE;
#else
long_return /= 256;
#endif
#elif defined(MBSTAT_SYMBOL) && defined(STRUCT_MBSTAT_HAS_M_CLUSTERS)
long_return = mbstat.m_clusters - mbstat.m_clfree; /* unlikely, but... */
#elif defined(NO_DUMMY_VALUES)
goto try_next;
#else
long_return = 0;
#endif
break;
#endif /* !linux && !solaris2 && !hpux10 && !hpux11 && ... */
default:
#if NO_DUMMY_VALUES
goto try_next;
#endif
long_return = 1024;
break;
}
return (u_char *) & long_return;
case HRSTORE_FAILS:
if (store_idx > HRS_TYPE_FIXED_MAX)
#if NO_DUMMY_VALUES
goto try_next;
#else
long_return = 0;
#endif
else
switch (store_idx) {
