/* should we digest this entry? used by storeDigestAdd() */
static int
storeDigestAddable(const StoreEntry * e)
{
/* add some stats! XXX */
debug(71, 6) ("storeDigestAddable: checking entry, key: %s\n",
storeKeyText(e->hash.key));
/* check various entry flags (mimics storeCheckCachable XXX) */
if (!EBIT_TEST(e->flags, ENTRY_CACHABLE)) {
debug(71, 6) ("storeDigestAddable: NO: not cachable\n");
return 0;
}
if (EBIT_TEST(e->flags, KEY_PRIVATE)) {
debug(71, 6) ("storeDigestAddable: NO: private key\n");
return 0;
}
if (EBIT_TEST(e->flags, ENTRY_NEGCACHED)) {
debug(71, 6) ("storeDigestAddable: NO: negative cached\n");
return 0;
}
if (EBIT_TEST(e->flags, RELEASE_REQUEST)) {
debug(71, 6) ("storeDigestAddable: NO: release requested\n");
return 0;
}
if (e->store_status == STORE_OK && EBIT_TEST(e->flags, ENTRY_BAD_LENGTH)) {
debug(71, 6) ("storeDigestAddable: NO: wrong content-length\n");
return 0;
}
/* do not digest huge objects */
if (e->swap_file_sz > Config.Store.maxObjectSize) {
debug(71, 6) ("storeDigestAddable: NO: too big\n");
return 0;
}
/* still here? check staleness */
/* Note: We should use the time of the next rebuild, not (cur_time+period) */
if (refreshCheckDigest(e, Config.digest.rebuild_period)) {
debug(71, 6) ("storeDigestAddable: entry expires within %d secs, ignoring\n",
(int) Config.digest.rebuild_period);
return 0;
}
/*
* idea: how about also skipping very fresh (thus, potentially
* unstable) entries? Should be configurable through
* cd_refresh_pattern, of course.
*/
/*
* idea: skip objects that are going to be purged before the next
* update.
*/
#if OLD_UNUSED_CODE /* This code isn't applicable anymore, we can't fix it atm either :( */
if ((squid_curtime + Config.digest.rebuild_period) - e->lastref > storeExpiredReferenceAge())
return 0;
#endif
return 1;
}
variable_list *
snmp_prfSysFn(variable_list * Var, snint * ErrP)
{
variable_list *Answer = NULL;
static struct rusage rusage;
debug(49, 5) ("snmp_prfSysFn: Processing request with magic %d!\n", Var->name[LEN_SQ_PRF + 1]);
*ErrP = SNMP_ERR_NOERROR;
switch (Var->name[LEN_SQ_PRF + 1]) {
case PERF_SYS_PF:
squid_getrusage(&rusage);
Answer = snmp_var_new_integer(Var->name, Var->name_length,
rusage_pagefaults(&rusage),
SMI_COUNTER32);
break;
case PERF_SYS_NUMR:
Answer = snmp_var_new_integer(Var->name, Var->name_length,
IOStats.Http.reads,
SMI_COUNTER32);
break;
case PERF_SYS_MEMUSAGE:
Answer = snmp_var_new_integer(Var->name, Var->name_length,
(snint) memTotalAllocated() >> 10,
ASN_INTEGER);
break;
case PERF_SYS_CPUTIME:
squid_getrusage(&rusage);
Answer = snmp_var_new_integer(Var->name, Var->name_length,
(snint) rusage_cputime(&rusage),
ASN_INTEGER);
break;
case PERF_SYS_CPUUSAGE:
squid_getrusage(&rusage);
Answer = snmp_var_new_integer(Var->name, Var->name_length,
(snint) dpercent(rusage_cputime(&rusage), tvSubDsec(squid_start, current_time)),
ASN_INTEGER);
break;
case PERF_SYS_MAXRESSZ:
squid_getrusage(&rusage);
Answer = snmp_var_new_integer(Var->name, Var->name_length,
(snint) rusage_maxrss(&rusage),
ASN_INTEGER);
break;
case PERF_SYS_CURLRUEXP:
Answer = snmp_var_new_integer(Var->name, Var->name_length,
#if !HEAP_REPLACEMENT
(snint) (storeExpiredReferenceAge() * 100),
#else
0,
#endif
SMI_TIMETICKS);
break;
case PERF_SYS_CURUNLREQ:
Answer = snmp_var_new_integer(Var->name, Var->name_length,
(snint) Counter.unlink.requests,
SMI_COUNTER32);
break;
case PERF_SYS_CURUNUSED_FD:
Answer = snmp_var_new_integer(Var->name, Var->name_length,
(snint) Squid_MaxFD - Number_FD,
SMI_GAUGE32);
break;
case PERF_SYS_CURRESERVED_FD:
Answer = snmp_var_new_integer(Var->name, Var->name_length,
(snint) Number_FD,
SMI_GAUGE32);
break;
case PERF_SYS_NUMOBJCNT:
Answer = snmp_var_new_integer(Var->name, Var->name_length,
(snint) memInUse(MEM_STOREENTRY),
SMI_COUNTER32);
break;
default:
*ErrP = SNMP_ERR_NOSUCHNAME;
break;
}
return Answer;
}
