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-rw-r--r--cleopatre/application/spidnetsnmp/agent/mibgroup/ucd-snmp/vmstat_hpux.c714
1 files changed, 0 insertions, 714 deletions
diff --git a/cleopatre/application/spidnetsnmp/agent/mibgroup/ucd-snmp/vmstat_hpux.c b/cleopatre/application/spidnetsnmp/agent/mibgroup/ucd-snmp/vmstat_hpux.c
deleted file mode 100644
index 892fb7e63b..0000000000
--- a/cleopatre/application/spidnetsnmp/agent/mibgroup/ucd-snmp/vmstat_hpux.c
+++ /dev/null
@@ -1,714 +0,0 @@
-/*
- * vmstat_hpux.c
- * UCD SNMP module for systemStats section of UCD-SNMP-MIB for HPUX 10.x/11.x
- */
-
-/*
- * To make lint skip the debug code and stop complaining
- */
-#ifdef __lint
-#define NETSNMP_NO_DEBUGGING 1
-#endif
-
-/*
- * Includes start here
- */
-
-/*
- * UCD-SNMP config details
- */
-#include <net-snmp/net-snmp-config.h>
-
-/*
- * Standard includes
- */
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/time.h>
-#include <string.h>
-
-/*
- * pstat and sysinfo structs
- */
-#include <sys/pstat.h>
-#include <sys/dk.h>
-
-
-/*
- * Includes needed for all modules
- */
-#include <net-snmp/net-snmp-includes.h>
-#include <net-snmp/agent/net-snmp-agent-includes.h>
-#include "mibdefs.h"
-
-/*
- * Utility functions for UCD-SNMP
- */
-#include "util_funcs.h"
-
-/*
- * Header file for this module
- */
-#include "vmstat.h"
-#include "vmstat_hpux.h"
-
-/*
- * Includes end here
- */
-
-
-/*
- * Global structures start here
- */
-
-/*
- * A structure to save data gathered from the kernel pstat interface to.
- * CPUSTATES are defined as (see sys/dk.h):
- * #define CPUSTATES 9 -- number of CPU states
- * #define CP_USER 0 -- user mode of USER process
- * #define CP_NICE 1 -- user mode of USER process at nice priority
- * #define CP_SYS 2 -- kernel mode of USER process
- * #define CP_IDLE 3 -- IDLE mode
- * #define CP_WAIT 4
- * #define CP_BLOCK 5 -- time blocked on a spinlock
- * #define CP_SWAIT 6 -- time blocked on the kernel semaphore
- * #define CP_INTR 7 -- INTERRUPT mode
- * #define CP_SSYS 8 -- kernel mode of KERNEL process
- */
-
-struct cpu_stat_snapshot {
- time_t css_time;
- unsigned int css_cpus;
- unsigned long long css_swapin;
- unsigned long long css_swapout;
- unsigned long long css_blocks_read;
- unsigned long long css_blocks_write;
- unsigned long long css_interrupts;
- unsigned long long css_context_sw;
- unsigned long long css_cpu[CPUSTATES];
-};
-
-/*
- * Define a structure to hold kernel static information
- */
-struct pst_static pst;
-
-/*
- * Global structures end here
- */
-
-/*
- * Global variables start here
- */
-
-/*
- * Variables for the calculated values, filled in update_stats
- * Need to be global since we need them in more than one function
- */
-static unsigned long swapin;
-static unsigned long swapout;
-static unsigned long blocks_read;
-static unsigned long blocks_write;
-static unsigned long interrupts;
-static unsigned long context_sw;
-
-/*
- * Since MIB wants CPU_SYSTEM, which is CP_SYS + CP_WAIT (see sys/dk.h)
- */
-static long cpu_perc[CPUSTATES + 1];
-
-/*
- * How many snapshots we have already taken, needed for the first
- * POLL_INTERVAL * POLL_VALUES seconds of agent running
- */
-static unsigned int number_of_snapshots;
-
-/*
- * The place to store the snapshots of system data in
- */
-static struct cpu_stat_snapshot snapshot[POLL_VALUES + 1];
-
-/*
- * And one for the raw counters, which we fill when the raw values are
- * requested, as opposed to the absolute values, which are taken every
- * POLL_INTERVAL seconds and calculated over POLL_INTERVAL * POLL_VALUES time
- */
-static struct cpu_stat_snapshot raw_values;
-
-/*
- * Global variables end here
- */
-
-
-/*
- * Functions start here
- */
-
-/*
- * Function prototype
- */
-static void update_stats(unsigned int registrationNumber,
- void *clientarg);
-static int take_snapshot(struct cpu_stat_snapshot *css);
-
-/*
- * init_vmstat_hpux starts here
- */
-/*
- * Init function for this module, from prototype
- * Defines variables handled by this module, defines root OID for
- * this module and registers it with the agent
- */
-
-FindVarMethod var_extensible_vmstat;
-
-void
-init_vmstat_hpux(void)
-{
-
- /*
- * Which variables do we service ?
- */
- struct variable2 extensible_vmstat_variables[] = {
- {MIBINDEX, ASN_INTEGER, RONLY, var_extensible_vmstat, 1,
- {MIBINDEX}},
- {ERRORNAME, ASN_OCTET_STR, RONLY, var_extensible_vmstat, 1,
- {ERRORNAME}},
- {SWAPIN, ASN_INTEGER, RONLY, var_extensible_vmstat, 1, {SWAPIN}},
- {SWAPOUT, ASN_INTEGER, RONLY, var_extensible_vmstat, 1, {SWAPOUT}},
- {IOSENT, ASN_INTEGER, RONLY, var_extensible_vmstat, 1, {IOSENT}},
- {IORECEIVE, ASN_INTEGER, RONLY, var_extensible_vmstat, 1,
- {IORECEIVE}},
- {SYSINTERRUPTS, ASN_INTEGER, RONLY, var_extensible_vmstat, 1,
- {SYSINTERRUPTS}},
- {SYSCONTEXT, ASN_INTEGER, RONLY, var_extensible_vmstat, 1,
- {SYSCONTEXT}},
- {CPUUSER, ASN_INTEGER, RONLY, var_extensible_vmstat, 1, {CPUUSER}},
- {CPUSYSTEM, ASN_INTEGER, RONLY, var_extensible_vmstat, 1,
- {CPUSYSTEM}},
- {CPUIDLE, ASN_INTEGER, RONLY, var_extensible_vmstat, 1, {CPUIDLE}},
- {CPURAWUSER, ASN_COUNTER, RONLY, var_extensible_vmstat, 1,
- {CPURAWUSER}},
- {CPURAWNICE, ASN_COUNTER, RONLY, var_extensible_vmstat, 1,
- {CPURAWNICE}},
- {CPURAWSYSTEM, ASN_COUNTER, RONLY, var_extensible_vmstat, 1,
- {CPURAWSYSTEM}},
- {CPURAWIDLE, ASN_COUNTER, RONLY, var_extensible_vmstat, 1,
- {CPURAWIDLE}},
- {CPURAWWAIT, ASN_COUNTER, RONLY, var_extensible_vmstat, 1,
- {CPURAWWAIT}},
- {CPURAWKERNEL, ASN_COUNTER, RONLY, var_extensible_vmstat, 1,
- {CPURAWKERNEL}},
- {IORAWSENT, ASN_COUNTER, RONLY, var_extensible_vmstat, 1,
- {IORAWSENT}},
- {IORAWRECEIVE, ASN_COUNTER, RONLY, var_extensible_vmstat, 1,
- {IORAWRECEIVE}},
- /*
- * Future use:
- */
- /*
- * {ERRORFLAG, ASN_INTEGER, RONLY, var_extensible_vmstat, 1, {ERRORFLAG }},
- * {ERRORMSG, ASN_OCTET_STR, RONLY, var_extensible_vmstat, 1, {ERRORMSG }}
- */
- };
-
- /*
- * Define the OID pointer to the top of the mib tree that we're
- * registering underneath
- */
- oid vmstat_variables_oid[] = { NETSNMP_UCDAVIS_MIB, 11 };
-
- /*
- * register ourselves with the agent to handle our mib tree
- */
- /*
- * LINTED Trust me, I know what I'm doing
- */
- REGISTER_MIB("ucd-snmp/vmstat", extensible_vmstat_variables, variable2,
- vmstat_variables_oid);
-
- /*
- * Start with some useful data
- */
- update_stats(0, NULL);
-
- /*
- * update_stats is run every POLL_INTERVAL seconds using this routine
- * (see 'man snmp_alarm')
- * This is only executed once to get some useful data in the beginning
- */
- if (snmp_alarm_register(5, NULL, update_stats, NULL) == 0) {
- snmp_log(LOG_WARNING,
- "vmstat_hpux (init): snmp_alarm_register failed.\n");
- }
- /*
- * This is the one that runs update_stats every POLL_INTERVAL seconds
- */
- if (snmp_alarm_register(POLL_INTERVAL, SA_REPEAT, update_stats, NULL)
- == 0) {
- snmp_log(LOG_ERR,
- "vmstat_hpux (init): snmp_alarm_register failed, cannot service requests.\n");
- }
-
-} /* init_vmstat_hpux ends here */
-
-/*
- * Data collection function take_snapshot starts here
- * Get data from kernel and save into the snapshot strutcs
- * Argument is the snapshot struct to save to. Global anyway, but looks nicer
- */
-static int
-take_snapshot(struct cpu_stat_snapshot *css)
-{
- /*
- * Variables start here
- */
-
- struct pst_dynamic psd;
- struct pst_processor *psp;
- struct pst_vminfo psv;
-
- /*
- * time counter
- */
- time_t current_time;
-
- /*
- * The usual stuff to count on, err, by
- */
- int i;
-
- /*
- * Variables end here
- */
-
- /*
- * Function starts here
- */
-
- /*
- * Get time
- */
- time(&current_time);
-
- /*
- * If we have just gotten the data, return the values from last run (skip if-clause)
- * This happens on a snmpwalk request. No need to read the pstat again
- * if we just did it less than 2 seconds ago
- * Jumps into if-clause either when snapshot is empty or when too old
- */
-
- if ((css->css_time == 0) || (current_time > css->css_time + 2)) {
- /*
- * Make sure we clean up before we put new data into snapshot
- */
- memset(css, 0, sizeof *css);
-
- /*
- * Update timer
- */
- css->css_time = current_time;
-
- if (pstat_getdynamic(&psd, sizeof(psd), (size_t) 1, 0) != -1) {
- css->css_cpus = psd.psd_proc_cnt;
- DEBUGMSGTL(("take_snapshot", "*** Number of CPUs: %d\n",
- css->css_cpus));
-
- /*
- * We need a for-loop for the CPU values
- */
- for (i = 0; i < CPUSTATES; i++) {
- css->css_cpu[i] = (unsigned long long) psd.psd_cpu_time[i];
- DEBUGMSGTL(("take_snapshot",
- "*** Time for CPU state %d: %d\n", i,
- psd.psd_cpu_time[i]));
- }
- psp =
- (struct pst_processor *) malloc(css->css_cpus *
- sizeof(*psp));
- if (pstat_getprocessor(psp, sizeof(*psp), css->css_cpus, 0) !=
- -1) {
- int i;
- for (i = 0; i < css->css_cpus; i++) {
- css->css_blocks_read = psp[i].psp_phread;
- css->css_blocks_write = psp[i].psp_phwrite;
- }
- } else
- snmp_log(LOG_ERR,
- "vmstat_hpux (take_snapshot): pstat_getprocessor failed!\n");
- } else
- snmp_log(LOG_ERR,
- "vmstat_hpux (take_snapshot): pstat_getdynamic failed!\n");
-
- if (pstat_getvminfo(&psv, sizeof(psv), (size_t) 1, 0) != -1) {
- css->css_swapin = psv.psv_sswpin;
- css->css_swapout = psv.psv_sswpout;
- css->css_interrupts = psv.psv_sintr;
- css->css_context_sw = psv.psv_sswtch;
- } else
- snmp_log(LOG_ERR,
- "vmstat_hpux (take_snapshot): pstat_getvminfo failed!\n");
-
- }
-
- /*
- * All engines running at warp speed, no problems (if there are any engines, that is)
- */
- return (css->css_cpus > 0 ? 0 : -1);
-} /* take_snapshot ends here */
-
-/*
- * This gets called every POLL_INTERVAL seconds to update the snapshots. It takes a new snapshot and
- * drops the oldest one. This way we move the time window so we always take the values over
- * POLL_INTERVAL * POLL_VALUES seconds and update the data used every POLL_INTERVAL seconds
- * The alarm timer is in the init function of this module (snmp_alarm_register)
- */
-/*
- * ARGSUSED0
- */
-static void
-update_stats(unsigned int registrationNumber, void *clientarg)
-{
- /*
- * The time between the samples we compare
- */
- time_t time_diff;
-
- /*
- * Easier to use these than the snapshots, short hand pointers
- */
- struct cpu_stat_snapshot *css_old, *css_new;
-
- /*
- * The usual stuff to count on, err, by
- */
- int i;
-
- /*
- * The sum of the CPU ticks that have passed on the different CPU states, so we can calculate
- * the percentages of each state
- */
- unsigned long long cpu_sum = 0;
-
- DEBUGMSGTL(("ucd-snmp/vmstat_hpux.c:update_stats",
- "updating stats\n"));
-
- /*
- * Take the current snapshot
- */
- if (take_snapshot(&snapshot[0]) == -1) {
- snmp_log(LOG_WARNING,
- "vmstat_hpux (update_stats): Something went wrong with take_snapshot.\n");
- return;
- }
-
- /*
- * Do we have some data we can use ? An issue right after the start of the agent
- */
- if (number_of_snapshots > 0) {
- /*
- * Huh, the number of CPUs changed during run time. That is indeed s.th. worth noting, we
- * output a humorous (more or less) syslog message and need to retake the snapshots
- */
- if (snapshot[0].css_cpus != snapshot[1].css_cpus) {
- if (snapshot[0].css_cpus > snapshot[1].css_cpus) {
- snmp_log(LOG_NOTICE,
- "vmstat_hpux (update_stats): Cool ! Number of CPUs increased, must be hot-pluggable.\n");
- } else {
- snmp_log(LOG_NOTICE,
- "vmstat_hpux (update_stats): Lost at least one CPU, RIP.\n");
- }
- /*
- * Make all snapshots but the current one invalid
- */
- number_of_snapshots = 1;
- /*
- * Move the current one in the "first" [1] slot
- */
- memmove(&snapshot[1], &snapshot[0], sizeof snapshot[0]);
- /*
- * Erase the current one
- */
- memset(&snapshot[0], 0, sizeof snapshot[0]);
- /*
- * Try to get a new snapshot in five seconds so we can return s.th. useful
- */
- if (snmp_alarm_register(5, NULL, update_stats, NULL) == 0) {
- snmp_log(LOG_WARNING,
- "vmstat_hpux (update_stats): snmp_alarm_register failed.\n");
- }
- return;
- }
-
- /*
- * Short hand pointers
- */
- css_new = &snapshot[0];
- css_old = &snapshot[number_of_snapshots];
-
- /*
- * How much time has passed between the snapshots we get the values from ?
- */
- time_diff =
- (snapshot[0].css_time -
- snapshot[number_of_snapshots].css_time);
-
- DEBUGMSGTL(("ucd-snmp/vmstat_hpux.c:update_stats",
- "time_diff: %lld\n", time_diff));
-
- /*
- * swapin and swapout are in pages, MIB wants kB/s,so we just need to get kB and seconds
- * For the others we need to get value per second
- * Retreive static information to obtain memory page_size
- */
- if (pstat_getstatic(&pst, sizeof(pst), (size_t) 1, 0) == -1) {
- snmp_log(LOG_ERR, "vmstat_hpux: pstat_getstatic failed!\n");
- }
-
- /*
- * LINTED cast needed, really
- */
- swapin =
- (unsigned int) ((css_new->css_swapin - css_old->css_swapin) *
- pst.page_size / 1024 / time_diff);
- /*
- * LINTED cast needed, really
- */
- swapout =
- (unsigned int) ((css_new->css_swapout - css_old->css_swapout) *
- pst.page_size / 1024 / time_diff);
- /*
- * LINTED cast needed, really
- */
- blocks_read =
- (unsigned
- int) ((css_new->css_blocks_read -
- css_old->css_blocks_read) / time_diff);
- /*
- * LINTED cast needed, really
- */
- blocks_write =
- (unsigned
- int) ((css_new->css_blocks_write -
- css_old->css_blocks_write) / time_diff);
- /*
- * LINTED cast needed, really
- */
- interrupts =
- (unsigned
- int) ((css_new->css_interrupts -
- css_old->css_interrupts) / time_diff);
- /*
- * LINTED cast needed, really
- */
- context_sw =
- (unsigned
- int) ((css_new->css_context_sw -
- css_old->css_context_sw) / time_diff);
-
- /*
- * Loop thru all the CPUSTATES and get the differences
- */
- for (i = 0; i < CPUSTATES; i++) {
- cpu_sum += (css_new->css_cpu[i] - css_old->css_cpu[i]);
- }
-
- /*
- * Now calculate the absolute percentage values
- * Looks somewhat complicated sometimes but tries to get around using floats to increase speed
- */
- for (i = 0; i < CPUSTATES; i++) {
- /*
- * Since we don't return fractions we use + 0.5 to get between 99 and 101 percent adding the values
- * together, otherwise we would get less than 100 most of the time
- */
- /*
- * LINTED has to be 'long'
- */
- cpu_perc[i] =
- (long) (((css_new->css_cpu[i] -
- css_old->css_cpu[i]) * 100 +
- (cpu_sum / 2)) / cpu_sum);
- }
-
- /*
- * As said before, MIB wants CPU_SYSTEM which is CP_SYS + CP_WAIT
- */
- /*
- * LINTED has to be 'long'
- */
- cpu_perc[CPU_SYSTEM] =
- (long) ((((css_new->css_cpu[CP_SYS] - css_old->css_cpu[CP_SYS])
- + (css_new->css_cpu[CP_WAIT] -
- css_old->css_cpu[CP_WAIT]))
- * 100 + (cpu_sum / 2)) / cpu_sum);
- }
-
- /*
- * Make the current one the first one and move the whole thing one place down
- */
- memmove(&snapshot[1], &snapshot[0],
- (size_t) (((char *) &snapshot[POLL_VALUES]) -
- ((char *) &snapshot[0])));
-
- /*
- * Erase the current one
- */
- memset(&snapshot[0], 0, sizeof snapshot[0]);
-
- /*
- * Only important on start up, we keep track of how many snapshots we have taken so far
- */
- if (number_of_snapshots < POLL_VALUES) {
- number_of_snapshots++;
- }
-} /* update_stats ends here */
-
-/*
- * *var_extensible_vmstat starts here
- * The guts of the module, this routine gets called to service a request
- */
-unsigned char *
-var_extensible_vmstat(struct variable *vp,
- oid * name,
- size_t * length,
- int exact,
- size_t * var_len, WriteMethod ** write_method)
-{
- /*
- * Needed for returning the values
- */
- static long long_ret;
- static char errmsg[300];
-
- /*
- * set to 0 as default
- */
- long_ret = 0;
-
- /*
- * generic check whether the options passed make sense and whether the
- * right variable is requested
- */
- if (header_generic(vp, name, length, exact, var_len, write_method) !=
- MATCH_SUCCEEDED) {
- return (NULL);
- }
-
- /*
- * The function that actually returns s.th.
- */
- switch (vp->magic) {
- case MIBINDEX:
- long_ret = 1;
- return ((u_char *) (&long_ret));
- case ERRORNAME: /* dummy name */
- sprintf(errmsg, "systemStats");
- *var_len = strlen(errmsg);
- return ((u_char *) (errmsg));
- case SWAPIN:
- return ((u_char *) (&swapin));
- case SWAPOUT:
- return ((u_char *) (&swapout));
- case IOSENT:
- return ((u_char *) (&blocks_write));
- case IORECEIVE:
- return ((u_char *) (&blocks_read));
- case SYSINTERRUPTS:
- return ((u_char *) (&interrupts));
- case SYSCONTEXT:
- return ((u_char *) (&context_sw));
- case CPUUSER:
- return ((u_char *) (&cpu_perc[CP_USER]));
- case CPUSYSTEM:
- return ((u_char *) (&cpu_perc[CPU_SYSTEM]));
- case CPUIDLE:
- return ((u_char *) (&cpu_perc[CP_IDLE]));
- case CPURAWUSER:
- take_snapshot(&raw_values);
- /*
- * LINTED has to be 'long'
- */
- long_ret =
- (long) (raw_values.css_cpu[CP_USER] / raw_values.css_cpus);
- return ((u_char *) (&long_ret));
- case CPURAWNICE:
- take_snapshot(&raw_values);
- /*
- * LINTED has to be 'long'
- */
- long_ret =
- (long) (raw_values.css_cpu[CP_NICE] / raw_values.css_cpus);
- return ((u_char *) (&long_ret));
- case CPURAWSYSTEM:
- take_snapshot(&raw_values);
- /*
- * LINTED has to be 'long'
- */
- long_ret =
- (long) ((raw_values.css_cpu[CP_SYS] +
- raw_values.css_cpu[CP_WAIT]) / raw_values.css_cpus);
- return ((u_char *) (&long_ret));
- case CPURAWIDLE:
- take_snapshot(&raw_values);
- /*
- * LINTED has to be 'long'
- */
- long_ret =
- (long) (raw_values.css_cpu[CP_IDLE] / raw_values.css_cpus);
- return ((u_char *) (&long_ret));
- case CPURAWWAIT:
- take_snapshot(&raw_values);
- /*
- * LINTED has to be 'long'
- */
- long_ret =
- (long) (raw_values.css_cpu[CP_WAIT] / raw_values.css_cpus);
- return ((u_char *) (&long_ret));
- case CPURAWKERNEL:
- take_snapshot(&raw_values);
- /*
- * LINTED has to be 'long'
- */
- long_ret =
- (long) (raw_values.css_cpu[CP_SYS] / raw_values.css_cpus);
- return ((u_char *) (&long_ret));
- case IORAWSENT:
- take_snapshot(&raw_values);
- /*
- * LINTED has to be 'long'
- */
- long_ret = (long) (raw_values.css_blocks_write);
- return ((u_char *) (&long_ret));
- case IORAWRECEIVE:
- take_snapshot(&raw_values);
- /*
- * LINTED has to be 'long'
- */
- long_ret = (long) (raw_values.css_blocks_read);
- return ((u_char *) (&long_ret));
-
- /*
- * reserved for future use
- */
- /*
- * case ERRORFLAG:
- * return((u_char *) (&long_ret));
- * case ERRORMSG:
- * return((u_char *) (&long_ret));
- */
- default:
- snmp_log(LOG_ERR,
- "vmstat_hpux: Error in request, no match found.\n");
- }
- return (NULL);
-} /* *var_extensible_vmstat ends here */
-
-/*
- * Functions end here
- */
-
-/*
- * Program ends here
- */