1.5.0

There is a known issue with the Application Security Management module on aarch64 architectures in this release. If you use datadog.appsec.enabled=0, this won't affect you. Otherwise it might happen that the datadog-ipc-helper process crashes immediately.

Tracer

Added

• PHP 8.4 support #2758
• Support Tag Keys for DD_TRACE_HEADER_TAGS #2922
• Add stubs for the Public PHP API #2933
• These are available as datadog_tracer.stubs.php release asset
• Collect agent info and apply the env for remote config #2930

Changed

• Increase read timeout of sidecar for synchronous flushes #2910
• Implement Universal Service Tracking Consistency #2896
• Updating Default Rate Limit Value and Usage Based on Sample Rate #2912

Fixed

• Fix a possible crash in zai config #2906
• Fix crash when yielding from generators are destroyed #2908
• Fix bad hasThis() check on PHP 7.0 #2911
• Fix RootSpanData writer interception on consecutive calls #2919
• Fix DD_TRACE_OBFUSCATION_QUERY_STRING_REGEXP Empty Value Behavior #2909
• Handle hooks on trampoline fake closures #2925
• Fix crash with locals collection in generator close sequence #2932
• Avoid the hook frame in mysqli connection error tracking #2937
• Support multiple PHP_INI_SCAN_DIR's #2941
• Fix use-after-free in exception replay #2947
• Fully disable the sidecar on lambda by setting all related configs to false #2948
• Fix Symfony Messenger propagation to non-instrumented clients #2956
• Fix JIT crash: There may or may not be a readable ZEND_TRACE_OP_INFO() #2942
• Block remote config signals during ftp functions #2957
• Deduplicate Debugger diagnostics in sidecar DataDog/libdatadog#736
• Handle case where the applictaion is stopped without other telemetry sent DataDog/libdatadog#743

Internal

• Create many tiny artifacts for faster download #2951
• Using datadog-setup.php will now download less than 50 MB for a single PHP version
• Add names to memfds DataDog/libdatadog#714
• Allow attaching to the sidecar via gdb DataDog/libdatadog#687

SSI Loader changes

• Fix compatilibity with PHP 5 #2939
• Fix crash when the loader is loaded multiple times #2954

Profiling

Added

• Add fatals and thread start/end events to timeline #2820
• Add thread names #2934
• Add timeline active check for fatals #2945
• Add stream_select()-type functions to timeline #2943
• Visualise opcache restarts in the timeline #2946

Application Security Management

Changed

• Disable helper when appsec is fully disabled #2935

Fixed

• Fix heap corruption after apache reloads (appsec) #2928

Internal changes

• Update spdlog so it works with recent musls #2921
• Bump libddwaf to 1.20.1 #2913