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# This file is part of varnish-mib -*- c -*-
# Copyright (C) 2014 Sergey Poznyakoff
#
# Varnish-mib is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# Varnish-mib is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with varnish-mib. If not, see <http://www.gnu.org/licenses/>.
@open ${name}@
/*
* Note: this file originally auto-generated by mib2c using
* mib2c.varnish.conf
*/
#include <config.h>
#include <stdlib.h>
#include <stdint.h>
#include "vapi/vsc.h"
#include "vapi/vsm.h"
#include <net-snmp/net-snmp-config.h>
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>
static struct VSM_data *vd;
void
varnish_snmp_init(void)
{
vd = VSM_New();
if (VSM_Open(vd))
exit(1);
}
void
varnish_snmp_deinit(void)
{
VSM_Close(vd);
}
@startperl@
$vars{'varnish_translate'} = sub {
my $name = shift;
my %trans = (
clientAcceptedConnections => 'sess_conn',
clientRequestsReceived => 'client_req',
clientCacheHits => 'cache_hit',
clientCacheHitsPass => 'cache_hitpass',
clientCacheMisses => 'cache_miss',
backendConnSuccess => 'backend_conn',
backendConnNotAttempted => 'backend_unhealthy',
backendConnToMany => 'backend_busy ',
backendConnFailures => 'backend_fail',
backendConnReuses => 'backend_reuse',
backendConnRecycled => 'backend_recycle',
backendConnUnused => 'backend_toolate',
totalSessions => 's_sess ',
totalRequests => 's_req ',
totalPipe => 's_pipe',
totalPass => 's_pass',
totalFetch => 's_fetch',
totalHeaderBytes => 's_req_hdrbytes',
totalBodyBytes => 's_req_bodybytes'
);
my $r = $trans{$name};
if (!defined($r)) {
print STDERR "no translation for $name!\n";
exit(1);
}
$vars{'varnish_member'} = $r;
return 0;
};
$vars{'modulename'} = $vars{'name'};
$vars{'modulename'} =~ s#.*/##;
$vars{'modulename'} =~ s/\.c$//;
print "$vars{'modulename'}\n";
0;
@endperl@
@foreach $i scalar@
static int
handle_$i(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *requests)
{
uint32_t val;
/* We are never called for a GETNEXT if it's registered as a
"instance", as it's "magically" handled for us. */
/* an instance handler also only hands us one request at a time, so
we don't need to loop over a list of requests; we'll only get one.
*/
@startperl@
&{$vars{'varnish_translate'}}($vars{'i'});
@endperl@
if (reqinfo->mode == MODE_GET) {
struct VSC_C_main const *st = VSC_Main(vd, NULL);
if (!st)
return SNMP_ERR_NOSUCHNAME;
snmp_set_var_typed_value(requests->requestvb, $i.type,
&st->$varnish_member,
sizeof(st->$varnish_member));
} else {
snmp_log(LOG_ERR, "unknown mode (%d) in handle_${i}\n",
reqinfo->mode );
return SNMP_ERR_GENERR;
}
return SNMP_ERR_NOERROR;
}
@end@
/** Initializes the $name module */
void
init_$modulename(void)
{
@foreach $i scalar@
const oid ${i}_oid[] = { $i.commaoid };
@end@
DEBUGMSGTL(("$name", "Initializing\n"));
@foreach $i scalar@
netsnmp_register_scalar(
netsnmp_create_handler_registration("$i", handle_$i,
${i}_oid, OID_LENGTH(${i}_oid),
@if !$i.settable@
HANDLER_CAN_RONLY
@end@
@if $i.settable@
HANDLER_CAN_RWRITE
@end@
));
@end@
varnish_snmp_init();
}
void
deinit_$modulename(void)
{
varnish_snmp_deinit();
}
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