#!/bin/sh

. ../eval_tools.sh

HEADER 'snmpd embedded perl support (using NetSNMP::agent)'

SKIPIF DISABLE_SNMPV2C
SKIPIFNOT NETSNMP_EMBEDDED_PERL

#
# Begin test
#

snmp_version=v2c
TESTCOMMUNITY=testcommunity
. ./Sv2cconfig

TESTOID=.1.3.6.1.4.1.8872.9999.9999.1.0
TESTOID2=.1.3.6.1.4.1.8872.9999.9999.2.0
EMBPERL_AGENT=${SNMP_TMPDIR}/hello.pl
cat >$EMBPERL_AGENT <<END
#!/usr/bin/env perl
# minimal embedded perl agent

my \$regat = '.1.3.6.1.4.1.8872.9999.9999'; # netSnmpPlayPen
my \$myoid = \$regat . ".1.0"; # the "hello world" OID
my \$myoid2 = \$regat . ".2.0"; # the "hello again world" OID

use NetSNMP::OID qw(:all);
use NetSNMP::agent qw(:all);
use NetSNMP::ASN qw(:all);
use SNMP;

my \$regoid = new NetSNMP::OID(\$regat);
\$agent->register("hello", \$regoid, \&my_snmp_handler);

sub my_snmp_handler {
  my (\$handler, \$registration_info, \$request_info, \$requests) = @_;
  for(my \$request = \$requests; \$request; \$request = \$request->next()) {
    if (\$request_info->getMode() == MODE_GET) {
      if (\$request->getOID() == new NetSNMP::OID(\$myoid)) {
        \$request->setValue(ASN_OCTET_STR, "hello world");
        last;
      } elsif (\$request->getOID() == new NetSNMP::OID(\$myoid2)) {
        \$request->setValue(ASN_OCTET_STR, "hello again world");
        last;
      }
    }
  }
}
END

echo "use blib qw(${SNMP_UPDIR}/perl);" > ${SNMP_TMPDIR}/snmp_perl.pl
echo 'use NetSNMP::agent;' >> ${SNMP_TMPDIR}/snmp_perl.pl
echo '$agent = new NetSNMP::agent('"'dont_init_agent' => 1, 'dont_init_lib' => 1);" >> ${SNMP_TMPDIR}/snmp_perl.pl

CONFIGAGENT perlInitFile ${SNMP_TMPDIR}/snmp_perl.pl
CONFIGAGENT "perl do '$EMBPERL_AGENT';"
CONFIGAGENT 'perl print STDERR "registered_perl_agent_ok";'

# make sure that NetSNMP::agent's agent.so can load (uninstalled) libnetsnmp*.so
_ld_lib_path="${SNMP_UPDIR}/snmplib/.libs:${SNMP_UPDIR}/agent/.libs:${SNMP_UPDIR}/agent/helpers/.libs"
if [ "x$LD_LIBRARY_PATH" != "x" ]; then
  LD_LIBRARY_PATH="${_ld_lib_path}:${LD_LIBRARY_PATH}"
else
  LD_LIBRARY_PATH="${_ld_lib_path}"
fi 
if [ "x$DYLD_LIBRARY_PATH" != "x" ]; then
  DYLD_LIBRARY_PATH="${_ld_lib_path}:${DYLD_LIBRARY_PATH}"
else
  DYLD_LIBRARY_PATH="${_ld_lib_path}"
fi 
if [ "x$SHLIB_PATH" != "x" ]; then
  SHLIB_PATH="${_ld_lib_path}:${SHLIB_PATH}"
else
  SHLIB_PATH="${_ld_lib_path}"
fi 
export LD_LIBRARY_PATH DYLD_LIBRARY_PATH SHLIB_PATH

STARTAGENT

## 1) SNMP GET against embedded perl mib module
CAPTURE "snmpget -$snmp_version -c $TESTCOMMUNITY $SNMP_TRANSPORT_SPEC:$SNMP_TEST_DEST$SNMP_SNMPD_PORT $TESTOID"
CHECK "hello world"

## 2) persistency: reconfigure (HUP), re-test
HUPAGENT
CAPTURE "snmpget -$snmp_version -c $TESTCOMMUNITY $SNMP_TRANSPORT_SPEC:$SNMP_TEST_DEST$SNMP_SNMPD_PORT $TESTOID2"
CHECK "hello again world"

## stop
STOPAGENT

FINISHED