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Signed-off-by: RD WebDesign <github@rdwebdesign.com.br>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| <?php | ||
| // Return memory usage to show on status block | ||
| function getMemUsage() { | ||
| $data = explode("\n", file_get_contents("/proc/meminfo")); | ||
| $meminfo = array(); | ||
| if (count($data) > 0) { | ||
| foreach ($data as $line) { | ||
| $expl = explode(":", $line); | ||
| if (count($expl) == 2) { | ||
| // remove " kB" from the end of the string and make it an integer | ||
| $meminfo[$expl[0]] = intval(trim(substr($expl[1],0, -3))); | ||
| } | ||
| } | ||
| $memused = $meminfo["MemTotal"] - $meminfo["MemFree"] - $meminfo["Buffers"] - $meminfo["Cached"]; | ||
| $memusage = $memused / $meminfo["MemTotal"]; | ||
| } else { | ||
| $memusage = -1; | ||
| } | ||
|
|
||
| return $memusage; | ||
| } | ||
|
|
||
| // Try to get temperature value from different places (OS dependent) | ||
| // - return an array, containing the temperature and limit. | ||
| function getTemperature() { | ||
| global $setupVars; | ||
|
|
||
| if (file_exists("/sys/class/thermal/thermal_zone0/temp")) { | ||
| $output = rtrim(file_get_contents("/sys/class/thermal/thermal_zone0/temp")); | ||
| } elseif (file_exists("/sys/class/hwmon/hwmon0/temp1_input")) { | ||
| $output = rtrim(file_get_contents("/sys/class/hwmon/hwmon0/temp1_input")); | ||
| } else { | ||
| $output = ""; | ||
| } | ||
|
|
||
| // Test if we succeeded in getting the temperature | ||
| if (is_numeric($output)) { | ||
| // $output could be either 4-5 digits or 2-3, and we only divide by 1000 if it's 4-5 | ||
| // ex. 39007 vs 39 | ||
| $celsius = intval($output); | ||
|
|
||
| // If celsius is greater than 1 degree and is in the 4-5 digit format | ||
| if ($celsius > 1000) { | ||
| // Use multiplication to get around the division-by-zero error | ||
| $celsius *= 1e-3; | ||
| } | ||
|
|
||
| // Get user-defined temperature limit if set | ||
| if (isset($setupVars['TEMPERATURE_LIMIT'])) { | ||
| $limit = intval($setupVars['TEMPERATURE_LIMIT']); | ||
| } else { | ||
| $limit = 60; | ||
| } | ||
|
|
||
| } else { | ||
| // Nothing can be colder than -273.15 degree Celsius (= 0 Kelvin) | ||
| // This is the minimum temperature possible (AKA absolute zero) | ||
| $celsius = -273.16; | ||
| // Set templimit to null if no tempsensor was found | ||
| $limit = null; | ||
| } | ||
|
|
||
| return [$celsius, $limit]; | ||
| } | ||
| ?> |