mirror of
https://github.com/centreon/centreon-plugins.git
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Compatibilty SNMPv3
This commit is contained in:
Quentin Garnier
parent
beef9bcb36
commit
18f94a0b8e
@ -13,8 +13,8 @@
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#
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use strict;
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use Net::SNMP;
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use Getopt::Long;
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require "@NAGIOS_PLUGINS@/Centreon/SNMP/Utils.pm";
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# Nagios specific
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@ -24,6 +24,15 @@ use utils qw(%ERRORS $TIMEOUT);
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#my %ERRORS=('OK'=>0,'WARNING'=>1,'CRITICAL'=>2,'UNKNOWN'=>3,'DEPENDENT'=>4);
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# SNMP Datas
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my %OPTION = (
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"host" => undef,
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"snmp-community" => "public", "snmp-version" => 1, "snmp-port" => 161,
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"snmp-auth-key" => undef, "snmp-auth-user" => undef, "snmp-auth-password" => undef, "snmp-auth-protocol" => "MD5",
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"snmp-priv-key" => undef, "snmp-priv-password" => undef, "snmp-priv-protocol" => "DES",
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"maxrepetitions" => undef,
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"64-bits" => undef,
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);
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my $session_params;
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# Net-snmp memory
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@ -62,9 +71,6 @@ my $hp_mem_free_seg = "1.3.6.1.4.1.11.2.14.11.5.1.1.2.2.1.1.3"; # Free segments
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my $Version='1.1';
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my $o_host = undef; # hostname
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my $o_community = undef; # community
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my $o_port = 161; # port
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my $o_help= undef; # wan't some help ?
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my $o_verb= undef; # verbose mode
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my $o_version= undef; # print version
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@ -80,14 +86,6 @@ my $o_critS= undef; # critical level for swap
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my $o_perf= undef; # Performance data option
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my $o_cache= undef; # Include cached memory as used memory
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my $o_timeout= undef; # Timeout (Default 5)
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my $o_version2= undef; # use snmp v2c
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# SNMPv3 specific
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my $o_login= undef; # Login for snmpv3
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my $o_passwd= undef; # Pass for snmpv3
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my $v3protocols=undef; # V3 protocol list.
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my $o_authproto='md5'; # Auth protocol
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my $o_privproto='des'; # Priv protocol
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my $o_privpass= undef; # priv password
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# functions
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@ -120,16 +118,9 @@ sub help {
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name or IP address of host to check
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-C, --community=COMMUNITY NAME
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community name for the host's SNMP agent (implies SNMP v1 or v2c with option)
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-2, --v2c
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Use snmp v2c
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-l, --login=LOGIN ; -x, --passwd=PASSWD
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Login and auth password for snmpv3 authentication
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If no priv password exists, implies AuthNoPriv
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-X, --privpass=PASSWD
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Priv password for snmpv3 (AuthPriv protocol)
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-L, --protocols=<authproto>,<privproto>
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<authproto> : Authentication protocol (md5|sha : default md5)
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<privproto> : Priv protocole (des|aes : default des)
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-P, --port=PORT
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SNMP port (Default 161)
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-w, --warn=INTEGER | INT,INT
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@ -169,21 +160,26 @@ $SIG{'ALRM'} = sub {
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sub check_options {
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Getopt::Long::Configure ("bundling");
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GetOptions(
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"H|hostname|host=s" => \$OPTION{'host'},
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"C|community=s" => \$OPTION{'snmp-community'},
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"snmp|snmp-version=s" => \$OPTION{'snmp-version'},
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"p|port|P|snmpport|snmp-port=i" => \$OPTION{'snmp-port'},
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"l|login|username=s" => \$OPTION{'snmp-auth-user'},
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"x|passwd|authpassword|password=s" => \$OPTION{'snmp-auth-password'},
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"k|authkey=s" => \$OPTION{'snmp-auth-key'},
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"authprotocol=s" => \$OPTION{'snmp-auth-protocol'},
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"privpassword=s" => \$OPTION{'snmp-priv-password'},
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"privkey=s" => \$OPTION{'snmp-priv-key'},
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"privprotocol=s" => \$OPTION{'snmp-priv-protocol'},
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"maxrepetitions=s" => \$OPTION{'maxrepetitions'},
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"64-bits" => \$OPTION{'64-bits'},
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'v' => \$o_verb, 'verbose' => \$o_verb,
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'h' => \$o_help, 'help' => \$o_help,
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'H:s' => \$o_host, 'hostname:s' => \$o_host,
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'p:i' => \$o_port, 'port:i' => \$o_port,
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'C:s' => \$o_community, 'community:s' => \$o_community,
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'l:s' => \$o_login, 'login:s' => \$o_login,
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'x:s' => \$o_passwd, 'passwd:s' => \$o_passwd,
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'X:s' => \$o_privpass, 'privpass:s' => \$o_privpass,
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'L:s' => \$v3protocols, 'protocols:s' => \$v3protocols,
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't:i' => \$o_timeout, 'timeout:i' => \$o_timeout,
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'V' => \$o_version, 'version' => \$o_version,
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'I' => \$o_cisco, 'cisco' => \$o_cisco,
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'N' => \$o_netsnmp, 'netsnmp' => \$o_netsnmp,
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'E' => \$o_hp, 'hp' => \$o_hp,
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'2' => \$o_version2, 'v2c' => \$o_version2,
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'c:s' => \$o_crit, 'critical:s' => \$o_crit,
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'w:s' => \$o_warn, 'warn:s' => \$o_warn,
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'm' => \$o_cache, 'memcache' => \$o_cache,
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@ -191,21 +187,8 @@ sub check_options {
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);
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if (defined ($o_help) ) { help(); exit $ERRORS{"UNKNOWN"}};
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if (defined($o_version)) { p_version(); exit $ERRORS{"UNKNOWN"}};
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if ( ! defined($o_host) ) # check host and filter
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{ print "No host defined!\n";print_usage(); exit $ERRORS{"UNKNOWN"}}
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# check snmp information
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if ( !defined($o_community) && (!defined($o_login) || !defined($o_passwd)) )
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{ print "Put snmp login info!\n"; print_usage(); exit $ERRORS{"UNKNOWN"}}
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if ((defined($o_login) || defined($o_passwd)) && (defined($o_community) || defined($o_version2)) )
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{ print "Can't mix snmp v1,2c,3 protocols!\n"; print_usage(); exit $ERRORS{"UNKNOWN"}}
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if (defined ($v3protocols)) {
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if (!defined($o_login)) { print "Put snmp V3 login info with protocols!\n"; print_usage(); exit $ERRORS{"UNKNOWN"}}
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my @v3proto=split(/,/,$v3protocols);
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if ((defined ($v3proto[0])) && ($v3proto[0] ne "")) {$o_authproto=$v3proto[0]; } # Auth protocol
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if (defined ($v3proto[1])) {$o_privproto=$v3proto[1]; } # Priv protocol
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if ((defined ($v3proto[1])) && (!defined($o_privpass))) {
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print "Put snmp V3 priv login info with priv protocols!\n"; print_usage(); exit $ERRORS{"UNKNOWN"}}
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}
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($session_params) = Centreon::SNMP::Utils::check_snmp_options($ERRORS{'UNKNOWN'}, \%OPTION);
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if (defined($o_timeout) && (isnnum($o_timeout) || ($o_timeout < 2) || ($o_timeout > 60)))
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{ print "Timeout must be >1 and <60 !\n"; print_usage(); exit $ERRORS{"UNKNOWN"}}
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if (!defined($o_timeout)) {$o_timeout=5;}
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@ -256,58 +239,7 @@ if (defined($TIMEOUT)) {
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}
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# Connect to host
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my ($session,$error);
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if ( defined($o_login) && defined($o_passwd)) {
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# SNMPv3 login
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if (!defined ($o_privpass)) {
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verb("SNMPv3 AuthNoPriv login : $o_login, $o_authproto");
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($session, $error) = Net::SNMP->session(
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-hostname => $o_host,
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-version => '3',
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-username => $o_login,
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-authpassword => $o_passwd,
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-authprotocol => $o_authproto,
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-timeout => $o_timeout
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);
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} else {
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verb("SNMPv3 AuthPriv login : $o_login, $o_authproto, $o_privproto");
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($session, $error) = Net::SNMP->session(
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-hostname => $o_host,
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-version => '3',
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-username => $o_login,
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-authpassword => $o_passwd,
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-authprotocol => $o_authproto,
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-privpassword => $o_privpass,
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-privprotocol => $o_privproto,
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-timeout => $o_timeout
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);
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}
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} else {
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if (defined ($o_version2)) {
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# SNMPv2 Login
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verb("SNMP v2c login");
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($session, $error) = Net::SNMP->session(
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-hostname => $o_host,
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-version => 2,
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-community => $o_community,
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-port => $o_port,
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-timeout => $o_timeout
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);
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} else {
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# SNMPV1 login
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verb("SNMP v1 login");
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($session, $error) = Net::SNMP->session(
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-hostname => $o_host,
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-community => $o_community,
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-port => $o_port,
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-timeout => $o_timeout
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);
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}
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}
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if (!defined($session)) {
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printf("ERROR opening session: %s.\n", $error);
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exit $ERRORS{"UNKNOWN"};
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}
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my $session = Centreon::SNMP::Utils::connection($ERRORS{'UNKNOWN'}, $session_params);
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# Global variable
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my $resultat=undef;
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@ -316,15 +248,7 @@ my $resultat=undef;
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if (defined ($o_cisco)) {
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# Get Cisco memory table
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$resultat = (Net::SNMP->VERSION < 4) ?
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$session->get_table($cisco_mem_pool)
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:$session->get_table(Baseoid => $cisco_mem_pool);
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if (!defined($resultat)) {
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printf("ERROR: Description table : %s.\n", $session->error);
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$session->close;
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exit $ERRORS{"UNKNOWN"};
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}
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$resultat = Centreon::SNMP::Utils::get_snmp_table($cisco_mem_pool, $session, $ERRORS{'UNKNOWN'}, \%OPTION);
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my (@oid,@index)=(undef,undef);
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my $nindex=0;
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foreach my $key ( keys %$resultat) {
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@ -338,7 +262,6 @@ if (defined ($o_cisco)) {
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# Check if at least 1 memory pool exists
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if ($nindex == 0) {
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printf("ERROR: No memory pools found");
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$session->close;
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exit $ERRORS{"UNKNOWN"};
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}
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@ -384,7 +307,6 @@ if (defined ($o_cisco)) {
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$c_output .= ($o_crit ==0)? ";" : round($o_crit * $total/100,0).";";
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$c_output .= "0;" . $total ;
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}
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$session->close;
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print "$c_output \n";
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exit $ERRORS{$c_status};
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}
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@ -393,15 +315,7 @@ if (defined ($o_cisco)) {
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if (defined ($o_hp)) {
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# Get hp memory table
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$resultat = (Net::SNMP->VERSION < 4) ?
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$session->get_table($hp_mem_pool)
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:$session->get_table(Baseoid => $hp_mem_pool);
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if (!defined($resultat)) {
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printf("ERROR: Description table : %s.\n", $session->error);
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$session->close;
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exit $ERRORS{"UNKNOWN"};
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}
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$resultat = Centreon::SNMP::Utils::get_snmp_table($hp_mem_pool, $session, $ERRORS{'UNKNOWN'}, \%OPTION);
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my (@oid,@index)=(undef,undef);
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my $nindex=0;
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foreach my $key ( keys %$resultat) {
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@ -415,7 +329,6 @@ if (defined ($o_hp)) {
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# Check if at least 1 memory slots exists
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if ($nindex == 0) {
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printf("ERROR: No memory slots found");
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$session->close;
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exit $ERRORS{"UNKNOWN"};
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}
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@ -453,7 +366,6 @@ if (defined ($o_hp)) {
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$c_output .= ($o_crit ==0)? ";" : round($o_crit * $total/100,0).";";
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$c_output .= "0;" . $total ;
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}
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$session->close;
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print "$c_output \n";
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exit $ERRORS{$c_status};
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}
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@ -462,15 +374,7 @@ if (defined ($o_hp)) {
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if (defined ($o_netsnmp)) {
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# Get NetSNMP memory values
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$resultat = (Net::SNMP->VERSION < 4) ?
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$session->get_request(@nets_oids)
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:$session->get_request(-varbindlist => \@nets_oids);
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if (!defined($resultat)) {
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printf("ERROR: netsnmp : %s.\n", $session->error);
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$session->close;
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exit $ERRORS{"UNKNOWN"};
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}
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$resultat = Centreon::SNMP::Utils::get_snmp_leef(\@nets_oids, $session, $ERRORS{'UNKNOWN'});
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my ($realused,$swapused)=(undef,undef);
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@ -506,8 +410,7 @@ if (defined ($o_netsnmp)) {
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if (defined ($o_perf)) {
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if (defined ($o_cache)) {
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$n_output .= " | ram_used=" . ($$resultat{$nets_ram_total}-$$resultat{$nets_ram_free}).";";
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}
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else {
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} else {
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$n_output .= " | ram_used=" . ($$resultat{$nets_ram_total}-$$resultat{$nets_ram_free}-$$resultat{$nets_ram_cache}).";";
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}
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$n_output .= ($o_warnR ==0)? ";" : round($o_warnR * $$resultat{$nets_ram_total}/100,0).";";
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@ -518,8 +421,6 @@ if (defined ($o_netsnmp)) {
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$n_output .= ($o_critS ==0)? ";" : round($o_critS * $$resultat{$nets_swap_total}/100,0).";";
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$n_output .= "0;" . $$resultat{$nets_swap_total};
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}
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$session->close;
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print "$n_output \n";
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exit $ERRORS{$n_status};
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}
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