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-rwxr-xr-xplugins-scripts/check_uptime.pl135
-rw-r--r--plugins-scripts/t/check_uptime.t2
2 files changed, 95 insertions, 42 deletions
diff --git a/plugins-scripts/check_uptime.pl b/plugins-scripts/check_uptime.pl
index 2b230f5..f2b47be 100755
--- a/plugins-scripts/check_uptime.pl
+++ b/plugins-scripts/check_uptime.pl
@@ -26,6 +26,8 @@ use strict;
26use Getopt::Long; 26use Getopt::Long;
27use vars qw($opt_V $opt_h $opt_v $verbose $PROGNAME $opt_w $opt_c 27use vars qw($opt_V $opt_h $opt_v $verbose $PROGNAME $opt_w $opt_c
28 $opt_f $opt_s 28 $opt_f $opt_s
29 $lower_warn_threshold $upper_warn_threshold
30 $lower_crit_threshold $upper_crit_threshold
29 $status $state $msg); 31 $status $state $msg);
30use FindBin; 32use FindBin;
31use lib "$FindBin::Bin"; 33use lib "$FindBin::Bin";
@@ -118,10 +120,19 @@ $pretty_uptime .= sprintf( "%d second%s", $secs, $secs == 1 ? "" : "s" );
118my $state_str = "UNKNOWN"; 120my $state_str = "UNKNOWN";
119 121
120# Check values 122# Check values
121if ( $uptime_seconds > $opt_c ) { 123my $out_of_bounds_text = "";
124if ( $uptime_seconds > $upper_crit_threshold ) {
122 $state_str = "CRITICAL"; 125 $state_str = "CRITICAL";
123} elsif ( $uptime_seconds > $opt_w ) { 126 $out_of_bounds_text = "Exceeds upper crit threshold";
127} elsif ( $uptime_seconds < $lower_crit_threshold ) {
128 $state_str = "CRITICAL";
129 $out_of_bounds_text = "Exceeds lower crit threshold";
130} elsif ( $uptime_seconds > $upper_warn_threshold ) {
131 $state_str = "WARNING";
132 $out_of_bounds_text = "Exceeds upper warn threshold";
133} elsif ( $uptime_seconds < $lower_warn_threshold ) {
124 $state_str = "WARNING"; 134 $state_str = "WARNING";
135 $out_of_bounds_text = "Exceeds lower warn threshold";
125} else { 136} else {
126 $state_str = "OK"; 137 $state_str = "OK";
127} 138}
@@ -129,6 +140,7 @@ if ( $uptime_seconds > $opt_c ) {
129$msg = "$state_str: "; 140$msg = "$state_str: ";
130 141
131$msg .= "uptime is $uptime_seconds seconds. "; 142$msg .= "uptime is $uptime_seconds seconds. ";
143$msg .= "$out_of_bounds_text. " if $out_of_bounds_text;
132$msg .= "Running for $pretty_uptime. " if $opt_f; 144$msg .= "Running for $pretty_uptime. " if $opt_f;
133if ( $opt_s ) { 145if ( $opt_s ) {
134 chomp( my $up_since = `uptime -s` ); 146 chomp( my $up_since = `uptime -s` );
@@ -138,7 +150,7 @@ if ( $opt_s ) {
138$state = $ERRORS{$state_str}; 150$state = $ERRORS{$state_str};
139 151
140# Perfdata support 152# Perfdata support
141print "$msg|uptime=${uptime_seconds}s;$opt_w;$opt_c;0\n"; 153print "$msg|uptime=${uptime_seconds}s;$upper_warn_threshold;$upper_crit_threshold;0\n";
142exit $state; 154exit $state;
143 155
144 156
@@ -176,51 +188,56 @@ sub process_arguments(){
176 exit $ERRORS{'UNKNOWN'}; 188 exit $ERRORS{'UNKNOWN'};
177 } 189 }
178 190
179 # Check if suffix is present 191 # Check if a range was supplied ("lowvalue:highvalue") for warning and critical
180 # Calculate parameter to seconds (to get an integer value finally) 192 # Otherwise, set 0 as the lower threshold and the parameter value as upper threshold
181 # s = seconds 193 # (the uptime should always be positive, so there should be no issue)
182 # m = minutes 194 if ( $opt_w =~ /^(.+):(.+)$/ ) {
183 # h = hours 195 $lower_warn_threshold = $1;
184 # d = days 196 $upper_warn_threshold = $2;
185 # w = weeks 197 } else {
186 my %factor = ( "s" => 1, 198 $lower_warn_threshold = 0;
187 "m" => 60, 199 $upper_warn_threshold = $opt_w;
188 "h" => 60 * 60, 200 }
189 "d" => 60 * 60 * 24, 201 if ( $opt_c =~ /^(.+):(.+)$/ ) {
190 "w" => 60 * 60 * 24 * 7, 202 $lower_crit_threshold = $1;
191 ); 203 $upper_crit_threshold = $2;
192 if ( $opt_w =~ /^(\d+)([a-z])$/ ) { 204 } else {
193 my $value = $1; 205 $lower_crit_threshold = 0;
194 my $suffix = $2; 206 $upper_crit_threshold = $opt_c;
195 print "warning: value=$value, suffix=$suffix\n" if $verbose; 207 }
196 if ( ! defined $factor{$suffix} ) { 208
197 print "Error: wrong suffix ($suffix) for warning"; 209 # Set as seconds (calculate if suffix present)
198 exit $ERRORS{'UNKNOWN'}; 210 $lower_warn_threshold = calc_as_seconds( $lower_warn_threshold );
199 } 211 $lower_crit_threshold = calc_as_seconds( $lower_crit_threshold );
200 $opt_w = $value * $factor{$suffix}; 212 $upper_warn_threshold = calc_as_seconds( $upper_warn_threshold );
213 $upper_crit_threshold = calc_as_seconds( $upper_crit_threshold );
214
215 # Check for numeric value of warning parameter
216 if ( $lower_warn_threshold !~ /^\d+$/ ) {
217 print "Lower warning (-w) is not numeric\n";
218 exit $ERRORS{'UNKNOWN'};
201 } 219 }
202 if ( $opt_c =~ /^(\d+)([a-z])$/ ) { 220 if ( $upper_warn_threshold !~ /^\d+$/ ) {
203 my $value = $1; 221 print "Upper warning (-w) is not numeric\n";
204 my $suffix = $2; 222 exit $ERRORS{'UNKNOWN'};
205 print "critical: value=$value, suffix=$suffix\n" if $verbose;
206 if ( ! defined $factor{$suffix} ) {
207 print "Error: wrong suffix ($suffix) for critical";
208 exit $ERRORS{'UNKNOWN'};
209 }
210 $opt_c = $value * $factor{$suffix};
211 } 223 }
212 224 # Check for numeric value of critical parameter
213 if ( $opt_w !~ /^\d+$/ ) { 225 if ( $lower_crit_threshold !~ /^\d+$/ ) {
214 print "Warning (-w) is not numeric\n"; 226 print "Lower critical (-c) is not numeric\n";
215 exit $ERRORS{'UNKNOWN'}; 227 exit $ERRORS{'UNKNOWN'};
216 } 228 }
217 if ( $opt_c !~ /^\d+$/ ) { 229 if ( $upper_crit_threshold !~ /^\d+$/ ) {
218 print "Critical (-c) is not numeric\n"; 230 print "Upper critical (-c) is not numeric\n";
219 exit $ERRORS{'UNKNOWN'}; 231 exit $ERRORS{'UNKNOWN'};
220 } 232 }
221 233
222 if ( $opt_w >= $opt_c) { 234 # Check boundaries
223 print "Warning (-w) cannot be greater than Critical (-c)!\n"; 235 if ( $upper_warn_threshold >= $upper_crit_threshold ) {
236 print "Upper Warning (-w) cannot be greater than Critical (-c)!\n";
237 exit $ERRORS{'UNKNOWN'};
238 }
239 if ( $lower_warn_threshold < $lower_crit_threshold ) {
240 print "Lower Warning (-w) cannot be greater than Critical (-c)!\n";
224 exit $ERRORS{'UNKNOWN'}; 241 exit $ERRORS{'UNKNOWN'};
225 } 242 }
226 243
@@ -254,3 +271,39 @@ sub print_help () {
254 print "\n\n"; 271 print "\n\n";
255 support(); 272 support();
256} 273}
274
275sub calc_as_seconds () {
276
277 my $parameter = shift;
278
279 # Check if suffix is present
280 # Calculate parameter to seconds (to get an integer value finally)
281 # If no suffix is present, just return the value
282
283 # Possible suffixes:
284 # s = seconds
285 # m = minutes
286 # h = hours
287 # d = days
288 # w = weeks
289 my %factor = ( "s" => 1,
290 "m" => 60,
291 "h" => 60 * 60,
292 "d" => 60 * 60 * 24,
293 "w" => 60 * 60 * 24 * 7,
294 );
295
296 if ( $parameter =~ /^(\d+)([a-z])$/ ) {
297 my $value = $1;
298 my $suffix = $2;
299 print "detected: value=$value, suffix=$suffix\n" if $verbose;
300 if ( ! defined $factor{$suffix} ) {
301 print "Error: wrong suffix ($suffix) for value '$parameter'";
302 exit $ERRORS{'UNKNOWN'};
303 }
304 $parameter = $value * $factor{$suffix};
305 }
306
307 return $parameter;
308
309}
diff --git a/plugins-scripts/t/check_uptime.t b/plugins-scripts/t/check_uptime.t
index 410a080..4606718 100644
--- a/plugins-scripts/t/check_uptime.t
+++ b/plugins-scripts/t/check_uptime.t
@@ -26,7 +26,7 @@ $result = NPTest->testCmd(
26 "./check_uptime -w 5 -c 2" 26 "./check_uptime -w 5 -c 2"
27 ); 27 );
28cmp_ok( $result->return_code, '==', 3, "Warning greater than critical" ); 28cmp_ok( $result->return_code, '==', 3, "Warning greater than critical" );
29like ( $result->output, '/^Warning .*cannot be greater than Critical/', "Output for warning greater than critical correct" ); 29like ( $result->output, '/^Upper Warning .*cannot be greater than Critical/', "Output for warning greater than critical correct" );
30 30
31$result = NPTest->testCmd( 31$result = NPTest->testCmd(
32 "./check_uptime -c 1000 -W 100 2>&1" 32 "./check_uptime -c 1000 -W 100 2>&1"