* * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ $prog = << $prog]); echo "BPF program loaded successfully\n"; // Start monitoring echo "Monitoring openat2 syscalls...\n"; while (true) { try { list($task, $pid, $cpu, $flags, $ts, $msg) = $bpf->trace_fields(); printf("%-18.9f %-16s %-6d %s\n", $ts, $task, $pid, $msg); flush(); } catch (Exception $e) { continue; } } } catch (Exception $e) { echo "Error: " . $e->getMessage() . "\n"; exit(1); }