0.28.0

Added

• Officially support Symfony 3.0 and 4.0 #475

Fixed

• Stack level too deep error due to changes in how PHP interprets Opcodes caused by the extension #477

Changed

• Backtrace handler will be run only once and will display information about maximum stack size being reached #478

0.27.2

Changed

• Valgrind configuration to perform more thorough memory consistency verification #472

Fixed

• Memory leak detected in tests #472

0.27.1

Fixed

• Memory leak when garbage collecting span stacks #469

0.27.0

Added

• Set the hostname of a URL as the service name for curl and Guzzle requests when DD_TRACE_HTTP_CLIENT_SPLIT_BY_DOMAIN=true #459

Changed

• Replace multiple calls to mt_rand() (32-bit) with one call to dd_trace_generate_id() which implements MT19937-64 and returns a 63-bit unsigned integer as a string #449

Fixed

• Traces no longer affect deterministic random from mt_rand() #449
• Fix API change with Symfony 4.x EventDispatcher #466

0.26.0

Added

• Initial implementation of flushing spans via background thread #450

Changed

• URL-normalization rule boundaries #457

0.25.0

Added

• Support for Slim Framework v3 #446
• IPC based configurable Circuit breaker DD_TRACE_AGENT_ATTEMPT_RETRY_TIME_MSEC and DD_TRACE_AGENT_MAX_CONSECUTIVE_FAILURES used when communicating with the agent #440
• Normalized URL's as resource names; a CSV string of URL-to-resource-name mapping rules with * and $* wildcards can be set from DD_TRACE_RESOURCE_URI_MAPPING. This feature is disabled by default to reduce cardinality in resource names; to enable this feature set DD_TRACE_URL_AS_RESOURCE_NAMES_ENABLED=true #442

0.24.0

Added

• Tracer limited mode, stopping span creation when memory use raises to 80% of current PHP memory limit #437
• Configurable Curl timeouts DD_TRACE_AGENT_TIMEOUT and DD_TRACE_AGENT_CONNECT_TIMEOUT when communicating with the agent #150
• Configurable DD_TRACE_REPORT_HOSTNAME reporting of hostname via root span #441
• Support for CakePHP v2 and Cake Console v2 #436

Fixed

• Generation of E_WARNING in certain contexts of PHP 5 installs when the date.timezone INI setting is not set #435

0.23.0

NOTE: We changed the way the service name can be configured. Now you must use DD_SERVICE_NAME instead of DD_TRACE_APP_NAME for consistency with other tracers. Usage of DD_TRACE_APP_NAME is now deprecated and will be removed in a future release.

Added

• Support for Lumen 5.2+ #416
• Tracing support from the CLI SAPI #422
• Support for Laravel Artisan #422

Changed

• Now the way to configure service name is through DD_SERVICE_NAME instead of DD_TRACE_APP_NAME #432

0.22.0

Added

• Official support for PHP 7.3 #429
• Tracer limited mode where spans are not created to preserve resources #417

Fixed

• Error when a subclassed integration returns an object that cannot be cast as a string #423

0.21.0

Added

• dd_trace_forward_call() to forward the original call from within a tracing closure #284

Fixed

• parent:: keyword not honored from a subclass when forwarding a call from a tracing closure #284
• Private and protected callable strings not resolved properly from a tracing closure #303