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centreon-plugins
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enh(protocol/snmp): collection mode - add functions date2epoch and epoch2date (#2850)

This commit is contained in:
qgarnier 2021-06-03 15:38:26 +02:00 committed by GitHub
parent 8dc91d0d78
commit 8a0385dda4
1 changed files with 151 additions and 2 deletions
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153
centreon-plugins/apps/protocols/snmp/mode/collection.pm
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@ -156,7 +156,7 @@ sub read_config {
if (-f $self->{option_results}->{config}) {
$content = do {
local $/ = undef;
if (!open my $fh, "<", $self->{option_results}->{config}) {
if (!open my $fh, '<', $self->{option_results}->{config}) {
$self->{output}->add_option_msg(short_msg => "Could not open file $self->{option_results}->{config} : $!");
$self->{output}->option_exit();
}
@ -912,6 +912,151 @@ sub exec_func_scale {
}
}
sub exec_func_date2epoch {
my ($self, %options) = @_;
if (!defined($self->{module_datetime_loaded})) {
centreon::plugins::misc::mymodule_load(
module => 'DateTime',
error_msg => "Cannot load module 'DatTime'."
);
$self->{module_datetime_loaded} = 1;
}
#{
# "type": "date2epoch",
# "src": "%(dateTest)",
# "format": "DateAndTime",
# "timezone": "Europe/Paris",
# "save_epoch": "%(plopDateEpoch)",
# "save_diff1": "%(plopDateDiff1)",
# "save_diff2": "%(plopDateDiff2)"
#},
#{
# "type": "date2epoch",
# "src": "%(dateTest2)",
# "format_custom": "(\\d+)-(\\d+)-(\\d+)",
# "year": 1,
# "month": 2,
# "day": 3,
# "timezone": "Europe/Paris"
#}
if (!defined($options{src}) || $options{src} eq '') {
$self->{output}->add_option_msg(short_msg => "$self->{current_section} please set src attribute");
$self->{output}->option_exit();
}
my $result = $self->parse_special_variable(chars => [split //, $options{src}], start => 0);
if ($result->{type} !~ /^(?:0|1|4)$/) {
$self->{output}->add_option_msg(short_msg => $self->{current_section} . " special variable type not allowed in src attribute");
$self->{output}->option_exit();
}
my $data = $self->get_special_variable_value(%$result);
my $tz = {};
$tz->{time_zone} = $options{timezone} if (defined($options{timezone}) && $options{timezone} ne '');
my $dt;
if (defined($options{format}) && lc($options{format}) eq 'dateandtime') {
my @date = unpack('n C6 a C2', $data);
my $timezone;
if (defined($date[7]) && !defined($tz->{time_zone})) {
$tz->{time_zone} = sprintf('%s%02d%02d', $date[7], $date[8], $date[9]);
}
$dt = DateTime->new(
year => $date[0],
month => $date[1],
day => $date[2],
hour => $date[3],
minute => $date[4],
second => $date[5],
%$tz
);
} elsif (defined($options{format_custom}) && $options{format_custom} ne '') {
my @matches = ($data =~ /$options{format_custom}/);
my $date = {};
foreach (('year', 'month', 'day', 'hour', 'minute', 'second')) {
$date->{$_} = $matches[ $options{$_} -1 ]
if (defined($options{$_}) && $options{$_} =~ /^\d+$/ && defined($matches[ $options{$_} -1 ]));
}
foreach (('year', 'month', 'day')) {
if (!defined($date->{$_})) {
$self->{output}->add_option_msg(short_msg => "$self->{current_section} cannot find $_ attribute");
$self->{output}->option_exit();
}
}
$dt = DateTime->new(%$date, %$tz);
} else {
$self->{output}->add_option_msg(short_msg => "$self->{current_section} please set format or format_custom attribute");
$self->{output}->option_exit();
}
my $results = {
epoch => $dt->epoch(),
diff1 => time() - $dt->epoch(),
diff2 => $dt->epoch() - time()
};
foreach (keys %$results) {
my $attr = '%(' . $result->{label} . ucfirst($_) . ')';
$attr = $options{'save_' . $_}
if (defined($options{'save_' . $_}) && $options{'save_' . $_} ne '');
my $var_save_value = $self->parse_special_variable(chars => [split //, $attr], start => 0);
if ($var_save_value->{type} !~ /^(?:0|1|4)$/) {
$self->{output}->add_option_msg(short_msg => $self->{current_section} . " special variable type not allowed in save_$_ attribute");
$self->{output}->option_exit();
}
$self->set_special_variable_value(value => $results->{$_}, %$var_save_value);
}
}
sub exec_func_epoch2date {
my ($self, %options) = @_;
if (!defined($self->{module_datetime_loaded})) {
centreon::plugins::misc::mymodule_load(
module => 'DateTime',
error_msg => "Cannot load module 'DatTime'."
);
$self->{module_datetime_loaded} = 1;
}
#{
# "type": "epoch2date",
# "src": "%(dateTestEpoch)",
# "format": "%a %b %e %H:%M:%S %Y",
# "timezone": "Asia/Tokyo",
# "locale": "fr",
# "save": "%(dateTestReformat)"
#}
if (!defined($options{src}) || $options{src} eq '') {
$self->{output}->add_option_msg(short_msg => "$self->{current_section} please set src attribute");
$self->{output}->option_exit();
}
my $result = $self->parse_special_variable(chars => [split //, $options{src}], start => 0);
if ($result->{type} !~ /^(?:0|1|4)$/) {
$self->{output}->add_option_msg(short_msg => $self->{current_section} . " special variable type not allowed in src attribute");
$self->{output}->option_exit();
}
my $data = $self->get_special_variable_value(%$result);
my $extras = {};
$extras->{time_zone} = $options{timezone} if (defined($options{timezone}) && $options{timezone} ne '');
$extras->{locale} = $options{locale} if (defined($options{locale}) && $options{locale} ne '');
my $dt = DateTime->from_epoch(
epoch => $data,
%$extras
);
my $time_value = $dt->strftime($options{format});
if (defined($options{save}) && $options{save} ne '') {
my $var_save_value = $self->parse_special_variable(chars => [split //, $options{save}], start => 0);
if ($var_save_value->{type} !~ /^(?:0|1|4)$/) {
$self->{output}->add_option_msg(short_msg => $self->{current_section} . " special variable type not allowed in save attribute");
$self->{output}->option_exit();
}
$self->set_special_variable_value(value => $time_value, %$var_save_value);
}
}
sub set_functions {
my ($self, %options) = @_;
@ -929,6 +1074,10 @@ sub set_functions {
$self->exec_func_map(%$_);
} elsif ($_->{type} eq 'scale') {
$self->exec_func_scale(%$_);
} elsif (lc($_->{type}) eq 'date2epoch') {
$self->exec_func_date2epoch(%$_);
} elsif (lc($_->{type}) eq 'epoch2date') {
$self->exec_func_epoch2date(%$_);
}
}
}
@ -1134,7 +1283,7 @@ sub manage_selection {
# add some functions types:
# eval_equal (concatenate, math operation)
# regexp (regexp substitution, extract a pattern)
# decode snmp type: ipAddress, DateTime (seconds, strftime)
# decode snmp type: ipAddress
# can cache only some parts of snmp requests:
# use an array for "snmp" ?
$self->read_config();