jackbenny/check_smhiwarn
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Added check to see if cURL could fetch the XML-file

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If cURL fails in retrieving the XML-file, then exit
with a UNKNOWN state.
This commit is contained in:
Jack-Benny Persson 2014-08-15 10:59:19 +02:00
parent fef495ff7b
commit d322845589
2 changed files with 16 additions and 2 deletions
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5
HISTORY
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@ -1,3 +1,8 @@
0.5 - 2014-08-15
Added a check to see if cURL was successful in
retrieving the XML-file. If it was not, then exit
with a UNKNOWN state and print the cURL error message.
0.4 - 2014-08-09 0.4 - 2014-08-09
Added /u modifier to more preg_matches for UTF-8 Added /u modifier to more preg_matches for UTF-8
Replaced a-zåäö with \p{L} Replaced a-zåäö with \p{L}

13
check_smhiwarn.php
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@ -26,7 +26,7 @@ define ("CRITICAL", 2);
define ("UNKNOWN", 3); define ("UNKNOWN", 3);
// Define version and program // Define version and program
define ("VERSION", 0.4); define ("VERSION", 0.5);
define ("PROGRAM", $argv[0]); define ("PROGRAM", $argv[0]);
// Function for printing usage // Function for printing usage
@ -129,9 +129,18 @@ if (!preg_grep("/^$district$/u", $availDistricts))
$ch = curl_init("http://www.smhi.se/weatherSMHI2/varningar/smhi_alla_varningar.xml"); $ch = curl_init("http://www.smhi.se/weatherSMHI2/varningar/smhi_alla_varningar.xml");
curl_setopt($ch, CURLOPT_HEADER, 0); curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = curl_exec($ch); curl_setopt($ch, CURLOPT_FAILONERROR, true);
// check if curl failed and bail out if it did
if (($data = curl_exec($ch)) === false)
{
print curl_error($ch);
curl_close($ch);
exit(UNKNOWN);
}
curl_close($ch); curl_close($ch);
//print "\n$data\n"; // for testing purposes (uncomment to view xml-file)
// Regex the area (1st paranthesis is area, 2nd is warning class, 3rd is warning msg) // Regex the area (1st paranthesis is area, 2nd is warning class, 3rd is warning msg)
preg_match("/($district)(?:: )(?:Varning klass )([1-3]+)(?:,\s)([-0-9\p{L}.,&\s]*)/iu", preg_match("/($district)(?:: )(?:Varning klass )([1-3]+)(?:,\s)([-0-9\p{L}.,&\s]*)/iu",
$data, $matches); $data, $matches);