Save profiling metadata (#15893)

Was needing this on production as otherwise I don't have any clue for what request the profile was created, for whom, and when. This helps better understand the profile and later reproduce the same issue etc.

1 files changed, 11 insertions, 0 deletions

diff --git a/core/Profiler.php b/core/Profiler.php
index 1e019733b2..20b297018f 100644
--- a/core/Profiler.php
+++ b/core/Profiler.php
@@ -270,6 +270,17 @@ class Profiler
                     $outputDir . DIRECTORY_SEPARATOR . $runId . '.' . $profilerNamespace . '.xhprof',
                     serialize($xhprofData)
                 );
+                $meta = array('time' => time(), 'instance' => SettingsPiwik::getPiwikInstanceId());
+                if (!empty($_GET)) {
+                    $meta['get'] = $_GET;
+                }
+                if (!empty($_POST)) {
+                    $meta['post'] = $_POST;
+                }
+                file_put_contents(
+                    $outputDir . DIRECTORY_SEPARATOR . $runId . '.' . $profilerNamespace . '.meta',
+                    serialize($meta)
+                );
             }
 
             if (empty($runId)) {