PHP Probe ¶

Version 2026.4.0 — 2026-04-03

• Fix memory leaks for FrankenPHP
• Fix an input parsing validation rule
• Update dependencies
• Internal releasing changes

Version 2026.3.1 — 2026-03-24

• Internal releasing changes
• Update dependencies
• Switch versioning to calver
• Remove WSL packages
• Fix probe php version in homebrew packages url
• Make observer API stable and default for PHP >= 8.1

Version 2026.3.0 — 2026-03-10

• no change

Version 1.93.0 — 2026-02-23

• Update dependencies
• Internal releasing changes
• Support dynamic sampling

Version 1.92.60 — 2026-01-22

• Fix worker mode detection for Frankenphp
• Internal releasing changes

Version 1.92.59 — 2026-01-19

• Support watch mode for FrankenPHP
• Update dependencies
• Internal releasing changes

Version 1.92.58 — 2026-01-08

• Update dependencies
• Fix request handling on sapi_deactivate for FrankenPHP on worker mode
• Internal releasing changes

Version 1.92.57 — 2025-12-23

• Internal releasing changes

Version 1.92.56 — 2025-12-23

• Internal releasing changes

Version 1.92.55 — 2025-12-22

• Update dependencies
• Internal releasing changes

Version 1.92.54 — 2025-12-17

• Internal releasing changes

Version 1.92.53 — 2025-12-17

• Increase buffersize to 64kb
• Update dependencies
• Internal releasing changes

Version 1.92.52 — 2025-12-05

• Fix missing references to PHP 8.5 in .deb
• Fix product version name for arm64 build
• Internal releasing changes
• Fix reset frankenphp worker mode state in watch mode
• Fix memory leak for PHP >= 8.3
• Update dependencies
• Update PHP 8.5 installation
• Instrument `frankenphp_finish_request`

Version 1.92.51 — 2025-11-20

• Add PHP 8.5 support
• Update dependencies
• Internal releasing changes

Version 1.92.50 — 2025-11-06

• Fix getting URI with FrankenPHP
• Update dependencies
• Internal releasing changes

Version 1.92.49 — 2025-11-03

• Fix transaction name for API platform < 4
• Add new functions support for PHP 8.5
• Internal releasing changes
• Update dependencies

Version 1.92.48 — 2025-10-22

• Fix worker mode detection in FrankenPHP

Version 1.92.47 — 2025-10-21

• Fix auto profiling crash in FrankenPHP worker mode
• Update dependencies
• Internal releasing changes

Version 1.92.46 — 2025-10-13

• Fix URI not being set in FrankenPHP context
• Internal releasing changes

Version 1.92.45 — 2025-10-01

• Fix classic mode for Frankenphp
• Add FrankenPHP version to the profile and APM
• Update dependencies
• Internal releasing changes

Version 1.92.44 — 2025-09-26

• Fix transaction name for API platform 4+
• Add initial monitoring support for FrankenPHP
• Internal releasing changes
• Update dependencies

Version 1.92.43 — 2025-09-19

• Increase payload header max length
• Internal releasing changes
• Update dependencies

Version 1.92.42 — 2025-08-28

• Disable sample rate logic from injecting JS probe
• Update dependencies

Version 1.92.41 — 2025-08-14

• Internal releasing changes
• Update dependencies
• fix parse_str

Version 1.92.40 — 2025-07-01

• Internal releasing changes
• Fix semicolon replacer in homebrew formula

Version 1.92.39 — 2025-06-26

• Add ping feature in the php probe
• Fix regex in homebrew formula to remove leading character
• Hide pixel tracking
• Internal releasing changes

Version 1.92.38 — 2025-06-10

• Internal releasing changes
• Update dependencies

Version 1.92.37 — 2025-05-30

• Fix log level for NULL function internal handler

Version 1.92.36 — 2025-05-21

• Fix homebrew mac shipping script

Version 1.92.35 — 2025-05-20

• Add new cpu/io functions for PHP 8.4
• Add PHP 8.3 and 8.4 to the compatibility tests step

Version 1.92.34 — 2025-05-15

• Fix homebrew recipes releasing

Version 1.92.33 — 2025-05-15

• PHP 8.4 support
• Add frankenphp SAPI detection
• Fix skip internal functions with NULL handler to prevent PHP 8.4 assertion
• Simplify closure's payload
• Add posttransfer time curl metadata
• Fix homebrew package upgrade
• Internal releasing changes
• Update dependencies

Version 1.92.32 — 2025-01-09

• Internal releasing changes
• Set EOL version to php <= 8.0 for FreeBSD probe

Version 1.92.31 — 2024-12-23

• Internal releasing changes
• Update dependencies
• Disable bsd tests against EOL PHP versions

Version 1.92.30 — 2024-12-04

• Enable PHP 8.4 release
• Update dependencies

Version 1.92.29 — 2024-11-28

• Add PHP 8.4 support
• Internal releasing changes
• Update dependencies

Version 1.92.28 — 2024-11-05

• Update dependencies

Version 1.92.27 — 2024-10-24

• Update dependencies

Version 1.92.26 — 2024-10-14

• Update dependencies

Version 1.92.25 — 2024-10-07

• Update dependencies
• PHP 8.4 - address SAPI changes

Version 1.92.24 — 2024-09-30

• Update dependencies

Version 1.92.23 — 2024-09-16

• Internal releasing changes
• Update dependencies

Version 1.92.22 — 2024-08-05

• Update dependencies

Version 1.92.21 — 2024-07-31

• Internal releasing changes
• Update dependencies

Version 1.92.20 — 2024-07-18

• Internal releasing changes
• Update dependencies

Version 1.92.19 — 2024-07-05

• Internal releasing changes

Version 1.92.18 — 2024-06-28

• Update dependencies
• Internal releasing changes

Version 1.92.17 — 2024-05-27

• Fix homebrew issue when auto-updating

Version 1.92.16 — 2024-05-14

• Upgrade probe-tester to 0.13.6
• Update dependencies

Version 1.92.15 — 2024-05-03

• Internal releasing changes

Version 1.92.14 — 2024-04-29

• Internal releasing changes

Version 1.92.13 — 2024-03-26

• Fix CS
• Update dependencies
• Internal releasing changes

Version 1.92.12 — 2024-03-18

• Update dependencies
• Fix CS

Version 1.92.11 — 2024-03-05

• Update dependencies
• Use constants for profile metadata
• Fix CS

Version 1.92.10 — 2024-02-19

• Internal releasing changes

Version 1.92.9 — 2024-02-02

• Internal releasing changes

Version 1.92.8 — 2024-01-16

• Internal releasing changes

Version 1.92.7 — 2024-01-09

• Internal releasing changes

Version 1.92.6 — 2024-01-05

• Release ZTS builds for PHP 8 on Alpine

Version 1.92.5 — 2023-12-22

• Inject JsProbe before closing tag
• Prevent injecting probe js in svg title
• Make the APM output handler removable

Version 1.92.4 — 2023-12-18

• Fix Homebrew releasing

Version 1.92.3 — 2023-12-01

• Configure the sample-rate of the browser probe with a sample rate

Version 1.92.2 — 2023-11-29

• Package PHP 8.3 ZTS Windows versions

Version 1.92.1 — 2023-11-28

• Package PHP 8.3 FreeBSD versions

Version 1.92.0 — 2023-11-22

• Use browserKey and envId to get a regionalized probe URL
• Package PHP 8.3(RC6) version
• Use data-attribute when generating script tag
• Use BrowserKey sent in APM configuration

Version 1.91.0 — 2023-10-31

• Make the browser probe URL configurable
• Package PHP 8.3(RC5) version
• Add a feature flag to disable "curl" methods override
• prevent segfault with hooks on generators

Version 1.90.0 — 2023-09-27

• Increase payload header max length
• Update redis support
• Package PHP 8.3(RC2) version

Version 1.89.0 — 2023-09-04

• Add compatibility with PHP 8.3beta (not released)
• Remove Magento Cloud specific support

Version 1.88.1 — 2023-07-03

• Fix an incompatibility with NewRelic

Version 1.88.0 — 2023-06-27

• Add new setting 'blackfire.debug.sigsegv_handler' (disabled by default)
• Performance improvements
• Fix CLI profiling with preloading enabled

Version 1.87.2 — 2023-05-23

• Fix capture of network resources

Version 1.87.1 — 2023-05-09

• Fix releasing

Version 1.87.0 — 2023-05-09

• Move span's metadata to attributes
• Fix wrong computation of string length

Version 1.86.8 — 2023-04-20

• Fix: don't send BF HTTP headers in case of auto-profiling
• Fix: truncate parameters containing data URI

Version 1.86.6 — 2023-03-31

• Fix .blackfire.yaml download

Version 1.86.5 — 2023-03-24

• Fix a segfault when Blackfire ran out of memory
• Update support URL

Version 1.86.4 — 2023-02-14

• Fix API Platform transaction detection
• Fix a segfault in rare cases when running a post-hook (detected in Drupal 9)

Version 1.86.3 — 2022-12-21

• Fix the releasing of the PHP 8.2 version with homebrew

Version 1.86.2 — 2022-12-19

• Fix profile's title encoding
• Fix SQL & HTTP layers
• Extend macOS arm64 support to PHP 7.2 and 7.3
• Performance improvements

Version 1.86.1 — 2022-12-06

• Add PHP 8.2 (RC7) support for FreeBSD

Version 1.86.0 — 2022-12-05

• Add PHP 8.2 (RC7) support

Version 1.85.0 — 2022-11-14

• Drop macOS ZTS support
• Improve service layers support
• Collect the Symfony route name
• Silent errors/exceptions triggered by a hook
• Log the PHP backtrace in case of crash
• Performance improvements

Version 1.84.0 — 2022-10-17

• Performance improvements
• Add support of PHP 8.2.0RC3
• Update default span limit values
• Make the browser collector endpoint configurable

Version 1.83.0 — 2022-10-03

• Fix some stability issues
• Automatic profiles cancellation

Version 1.82.1 — 2022-09-27

• Fix the processing of the payload

Version 1.82.0 — 2022-09-19

• Expose the trace_id and transaction_name to the JS probe

Version 1.81.0 — 2022-08-25

• Add support for multi-hooks per function
• Make the browser key overridable

Version 1.80.0 — 2022-07-25

• Add INI setting 'blackfire.apm_agent_timeout_ms'
• Add property 'parent_span_id' to spans
• Bind the hook closure to the hooked class
• Run the post-hooks before ending the profiling

Version 1.79.0 — 2022-06-22

• Expose the span duration in post hooks
• Add more debug logs

Version 1.78.1 — 2022-06-20

• Fix a conflict with some other extensions like NewRelic or OpenSwoole
• Fix key-pages not properly updated
• Increase the key-page pattern max size

Version 1.78.0 — 2022-05-17

• Add an optional argument '$transactionName' to the 'BlackfireProbe::startTransaction' method
• Ignore PHP-FPM's ping and status endpoints from Monitoring

Version 1.77.0 — 2022-04-25

• Allow naming an HTTP request with the HTTP header "X-Blackfire-HTTP-Query-Title"
• Add internal BlackfireProbe::observe() method
• Add INI setting 'blackfire.experimental.observer_api' to use the observer API (with JIT compatibility)
• Remove support of internal 'starts with' hooks

Version 1.76.0 — 2022-03-22

• Update trace_id & span_id to follow W3C Trace Context & OpenTelemetry specifications
• Fix: collect spans and attributes only on the first sample
• Fix potential segfault with post hooks

Version 1.75.0 — 2022-02-28

• Support automatic-profiling with the 'cli' SAPI
• Add new settings 'blackfire.features.auto_profiling' and 'blackfire.features.embedded_code'

Version 1.74.1 — 2022-02-15

• Fix WordPress transaction detection
• Fix memory leak
• Refactor string escaping/memory usage

Version 1.74.0 — 2022-02-03

• Add WordPress transaction detection
• Collect HTTP & Memcache layers
• Add support for post hooks
• Performance improvements
• Fix API Platform transaction detection

Version 1.73.0 — 2022-01-03

• Add Span name property
• Add contribution type to the layer costs
• Collect SQL layers
• Improve API Platform transaction detection
• Fix minor issue with cURL on PHP 8.0+
• Fix memory leak related to Fibers support

Version 1.72.0 — 2021-12-14

• Add a scope to the hooks
• Allow running a hook on a regular trace
• Improve Magento transaction detection
• Fix Hook\Context class properties

Version 1.71.0 — 2021-12-06

• Add PHP 8.1 support

Version 1.70.0 — 2021-11-19

• Collect MongoDB & AMQP layers
• Add $scope argument to the setAttribute() method
• Fix timeout value when connecting to the agent
• Fix memory leaks

Version 1.69.0 — 2021-10-26

• Collect Redis (PHPRedis and Predis) costs

Version 1.68.1 — 2021-10-19

• Update openssl wrappers
• Fix incorrect parent in generators

Version 1.68.0 — 2021-10-05

• Embed PHP code
• Optimizations

Version 1.67.0 — 2021-09-20

• Add probe-os header
• Simplify generator handling
• Fix default blackfire.log_level value

Version 1.66.0 — 2021-08-30

• Update default configuration on macOS arm64
• Ignore empty environment variables
• Don't reset global metadata during request
• Optimizations
• Initial implementation of userland hooks (internal)

Version 1.65.0 — 2021-08-09

• Add Shopware 5 transaction detection
• Create spans for curl_exec/curl_multi_exec HTTP requests

Version 1.64.0 — 2021-07-07

• Collect spans exceeding a memory threshold
• Update header names to lower case

Version 1.63.0 — 2021-06-29

• Add Drupal 7 transaction detection

Version 1.62.0 — 2021-06-23

• Collect more cURL information
• Allow extended traces with the 'cli' SAPI
• Add compatibility with PHP 8.1alpha1
• Fix CPU and memory dimensions on APM timespans
• Fix: BlackfireProbe->setConfiguration() now requires its argument

Version 1.61.0 — 2021-06-17

• Enable the APM by default (blackfire.apm_enabled=1)

Version 1.60.0 — 2021-06-14

• Add timespan-time-threshold header
• Make timespan-limit-global and timespan-limit-per-rule settings configurable
• Update log message & level
• Fix missing called_class in some cases (APM)
• Fix a memory leak

Version 1.59.2 — 2021-06-02

• Fix invalid arguments string in some cases
• Code cleanup

Version 1.59.1 — 2021-06-01

• Fix SQL queries not collected in APM mode

Version 1.59.0 — 2021-05-28

• Release darwin/arm64 (Apple Silicon) version
• Lower the APM socket timeout from 3s to 300ms
• Fix incorrect trace's timestamp when triggered by BlackfireProbe::startTransaction()
• Fix a crash when collecting a missing optional argument and no others

Version 1.58.0 — 2021-05-18

• Add detection for Magento API Controllers
• Add support for PHP 8 Observer API (disabled)
• Remove unused code to reduce the size of the extension

Version 1.57.0 — 2021-05-04

• Add static method BlackfireProbe::ignoreTransaction()
• Fix APM timespan threshold multiplied by 1000

Version 1.56.1 — 2021-04-19

• Fix a crash with Prestashop

Version 1.56.0 — 2021-04-15

• Add 'apm.connect_at_startup' INI setting
• Allow capturing an argument by its name
• Rename BlackfireProbe::startTracing() to BlackfireProbe::startTransaction()
• Rename BlackfireProbe::stopTracing() to BlackfireProbe::stopTransaction()

Version 1.55.0 — 2021-04-02

• Build the FreeBSD versions on FreeBSD 11.4 to improve compatibility
• Compile the APM on Windows
• Support forwarding the agent's response to the client even if the profiling has not be enabled

Version 1.54.0 — 2021-03-26

• Add detection for Magento Full Page Cache
• Add distributed tracing with curl
• Build the FreeBSD versions on FreeBSD 12.2
• Improve logs when locking the APM
• Fix 'starts with' ('^') matcher collecting too much
• Fix wrong return value definition of BlackfireProbe's methods
• Fix memory leaks

Version 1.53.0 — 2021-03-16

• Rewrote distributed profiling with curl (fix many issues)
• Simplify profiling of SQL
• Fix PHP 8.0-zts build on Linux
• Disable PHP 8.0-zts build on Alpine because of an issue with musl
• Fix weak entropy issue for sub-profile and trace ids introduced in previous version

Version 1.52.0 — 2021-03-08

• Implement distributed tracing with fopen/file_get_contents

Version 1.51.0 — 2021-02-25

• Extract Laravel Blade template names
• Support creating APM spans exceeding a time threshold
• Add Drupal transaction detection
• Add missing return type info for Probe methods

Version 1.50.0 — 2021-02-08

• Add static method BlackfireProbe::setTag(string key, mixed value)
• Add static methods BlackfireProbe::startTracing() and BlackfireProbe::stopTracing() to trace CLI scripts
• Unlock the APM after 300 seconds
• Fix PHP 8.0 method's return type

Version 1.49.1 — 2021-02-02

• Lock the APM in case of socket error

Version 1.49.0 — 2021-01-08

• Add Probe threshold for span quantity in payload
• Remove internal BlackfireApm class
• Fix PHP 8.0 support for Debian & RPM packages
• Fix: Remove newline character from filenames (PHP 7+)

Version 1.48.1 — 2020-12-18

• Fix ARM64 packaging

Version 1.48.0 — 2020-12-16

• Add ARM support
• Remove opcache "scripts" preload statistics from payloads

Version 1.47.0 — 2020-12-14

• Add blackfire.hostname INI setting
• Add BlackfireProbe::getBrowserProbe static method
• Fix: avoid calling the autoloader when collecting twig template names

Version 1.46.5 — 2020-12-01

• Remove dependency on cURL extension on PHP 8.0

Version 1.46.4 — 2020-11-26

• Fix homebrew recipes on PHP 8.0

Version 1.46.3 — 2020-11-25

• Fix PHP 8.0 releasing

Version 1.46.2 — 2020-11-24

• Fix PHP 8.0 releasing

Version 1.46.1 — 2020-11-24

• Fix PHP 8.0 releasing

Version 1.46.0 — 2020-11-24

• Add support for FreeBSD, macOS and Windows on PHP 8.0
• Add Prestashop up to 1.6 transaction name detection

Version 1.45.0 — 2020-11-21

• Add compatibility with PHP 8.0
• Fix a crash when collecting twig templates
• Fix: do not reset the controller-name when triggering an automatic profiling

Version 1.44.0 — 2020-11-09

• Add BlackireProbe::setTransactionName method
• Collect Twig Template names as class labels in APM extended traces
• Create a span for the detected controller
• Filter part of OPcache status in APM extended traces
• Fix APM internationalization issues
• Fix: reset state if an automatic profile cannot be started

Version 1.43.0 — 2020-11-02

• Don't use the script's name as a fallback for the "controller-name" APM header
• Introduce the "file" APM header
• Add transaction detection for Magento 1 and 2

Version 1.42.0 — 2020-10-12

• Add a limit to the number of spans collected in an extended trace.

Version 1.41.0 — 2020-10-05

• Detect controller and framework while profiling

Version 1.40.0 — 2020-10-02

• APM Extended traces optimizations
• Add a 'pre-controller detection' node for controller-triggered automatic profiles
• Disable tracing before running an automatic-profiling triggered by a APM
• Fix localization issue when parsing floats
• Collect fastcgi_finish_request time only if the APM is enabled

Version 1.39.1 — 2020-09-07

• APM: Fix sample-rate headers format

Version 1.39.0 — 2020-09-03

• APM: Fix automatic profiling with long Blackfire-Query
• APM: Increase sample-rates precision
• APM: Collect fastcgi_finish_request time

Version 1.38.0 — 2020-08-27

• Add support for "controller" key-page in automatic profiling
• Add extended-sample-rate header
• Rename timespan headers in extended-traces
• Fix controller/framework detection in extended-trace mode

Version 1.37.0 — 2020-08-18

• Fix a crash in signature check when running an extended trace
• Fix a crash on Alpine when APCu is loaded but disabled
• Fix truncated APM arguments list
• Fix APM signature containing a newline
• Respect the log level in cryptographic functions
• Update APM config only if it has changed

Version 1.36.0 — 2020-07-16

• Activate light profiling when extended tracing
• Add controller name and framework detected by the APM in profiles traces.

Version 1.35.0 — 2020-06-25

Version 1.34.3 — 2020-06-05

Version 1.34.2 — 2020-06-04

Version 1.34.1 — 2020-05-28

Version 1.34.0 — 2020-05-07

Version 1.33.0 — 2020-04-06

Version 1.32.0 — 2020-03-26

Version 1.31.0 — 2020-02-10

Version 1.30.0 — 2020-01-13

Version 1.29.6 — 2019-12-31

Version 1.29.5 — 2019-12-18

Version 1.29.4 — 2019-12-10

Version 1.29.3 — 2019-12-05

Version 1.29.2 — 2019-12-05

Version 1.29.1 — 2019-11-26

Version 1.29.0 — 2019-11-26

Version 1.28.4 — 2019-11-16

Version 1.28.3 — 2019-11-15

Version 1.28.2 — 2019-11-15

Version 1.28.1 — 2019-11-15

Version 1.28.0 — 2019-11-05

Version 1.27.1 — 2019-09-17

Version 1.27.0 — 2019-08-16

Version 1.26.4 — 2019-07-29

Version 1.26.3 — 2019-07-09

Version 1.26.2 — 2019-06-28

Version 1.26.1 — 2019-06-19

Version 1.26.0 — 2019-06-19

Version 1.25.0 — 2019-04-29

Version 1.24.4 — 2019-02-06

Version 1.24.3 — 2019-01-17

Version 1.24.2 — 2018-12-20

Version 1.24.1 — 2018-12-17

Version 1.24.0 — 2018-12-14

Version 1.23.1 — 2018-10-09

Version 1.23.0 — 2018-08-06

Version 1.22.0 — 2018-07-03

Version 1.21.0 — 2018-06-21

Version 1.20.1 — 2018-06-15

Version 1.20.0 — 2018-04-23

Version 1.19.0 — 2018-03-20

Version 1.18.2 — 2018-01-23

Version 1.18.1 — 2018-01-10

Version 1.18.0 — 2017-09-18

Version 1.17.3 — 2017-06-15

Version 1.17.2 — 2017-06-13

Version 1.17.1 — 2017-06-05

Version 1.17.0 — 2017-05-22

Version 1.16.2 — 2017-04-20

Version 1.16.1 — 2017-04-13

Version 1.16.0 — 2017-03-28

Version 1.15.0 — 2017-02-27

Version 1.14.4 — 2017-02-13

Version 1.14.3 — 2017-01-30

Version 1.14.2 — 2017-01-11

Version 1.14.1 — 2016-11-14

Version 1.14.0 — 2016-11-07

Version 1.13.0 — 2016-09-21

Version 1.12.0 — 2016-08-16

Version 1.11.1 — 2016-06-30

Version 1.11.0 — 2016-06-29

Version 1.10.6 — 2016-05-18

Version 1.10.5 — 2016-04-22

Version 1.10.4 — 2016-04-13

Version 1.10.3 — 2016-04-11

Version 1.10.2 — 2016-03-30

Version 1.10.1 — 2016-03-11

Version 1.10.0 — 2016-03-03

Version 1.9.2 — 2016-02-19

Version 1.9.1 — 2016-02-05

Version 1.9.0 — 2016-02-01

• Add PHP 7.0 support
• Add support for more installation directory layouts
• Remove ref_mismatch dimension
• Introduce env_id/token

Version 1.8.0 — 2016-01-06

• Add FreeBSD support
• Add OPCache compilation measurement
• Global performance improvement
• Fix $_SERVER reading at runtime

Version 1.7.0 — 2015-11-27

• Profile object destructors
• Reset pmu before starting new profile
• Drop unused probe dimensions
• Add `?` to encoded bad chars
• Validate INI settings at probe startup
• Fix session data gathering volatility
• Fix class names appearing twice in Twig template classes
• Fix memory corruption in setlocale utilisation
• Limit Twig template labels to 255 chars max

Version 1.6.0 — 2015-10-14

• Build and release ZTS binaries for OS X
• Implement stream IO for SSL based streams
• Exit once .blackfire.yml is sent as HTTP response
• Some Probe refacto and performance improvements in fnArgs algo
• Reworked Probe API for better Thread Safety
• Ignore Blackfire-Fn-Args when flag_fn_args!=1
• Fix closure recursivity handling
• Fix names of closures in namespaces
• Fix crash in shutdown sequence

Version 1.5.0 — 2015-10-01

• Add ability to retrieve .blackfire.yml with special query

Version 1.4.1 — 2015-09-10

• Fixed configuration via ENV variables did not work and broke Blackfire-Auth in some cases

Version 1.4.0 — 2015-09-08

• Added setConfiguration to allow .blackfire.yml to be defined from userland
• Fix Twig template name extraction when XDebug is enabled

Version 1.3.0 — 2015-09-03

• Boost performance by backlisting userland and specific functions from CPU measurement
• Fix fork detection

Version 1.2.0 — 2015-09-01

• Add support for Twig template name extraction
• Rename special session and GC nodes as non-metrics nodes that can be pruned
• Fix compilation on FreeBSD

Version 1.1.0 — 2015-08-18

• Add support for Blackfire Yaml feature
• URL-encode `@` in args
• Always send a Blackfire-Probe header
• Do not log binary data

Version 1.0.0 — 2015-07-27

• Enhance perf, reduce overhead
• Gather output bytes sent by SAPI
• Forward enabled flags as profile metadata
• Reworked globals and ZTS management to make them safer
• Fix handling of internal closures

Version 0.25.1 — 2015-07-02

• Fix recursivity handling

Version 0.25.0 — 2015-07-01

• Use runtime neutral profile headers
• Add debug logs about credentials

Version 0.24.2 — 2015-06-24

• Fix recursivity handling
• Fix stack trace gathering on manual enable()
• Fix releasing content-type

Version 0.24.1 — 2015-06-05

• Fix a crash in probe under PHP5.6 with foreach loops

Version 0.24.0 — 2015-06-03

• Add stacktrace generator in case of SIGSEGV
• Fix probe connect timeout to agent
• Fix a crash in foreach handler for some special scenarios

Version 0.23.3 — 2015-05-28

• Fix probe crash in case some environment variables are numeric

Version 0.23.2 — 2015-05-19

• Fixed PHP 5.4 releasing

Version 0.23.1 — 2015-05-18

• Fix probe crash in foreach() handler

Version 0.23.0 — 2015-04-29

• Hook as Zend extension
• Prevent network from firing if invalid agentid
• Fix segfault occurring in the shutdown sequence
• Fix tracking foreach refs mismatches on 5.3

Version 0.22.1 — 2015-04-23

• Fix special chars escaping map

Version 0.22.0 — 2015-04-17

• Detect ref-mismatch with foreach loops (only with the main probe)
• Disabled ref-mismatch for PHP5.3 as it seems dangerous
• Better error management for streams
• Fix a memory error in Probe under 5.3
• Various cleanups

Version 0.21.1 — 2015-04-14

• Fix segfault when enabling with call_user_func()
• Disable probes in forked processes

Version 0.21.0 — 2015-03-31

• First public release of SDK API
• Add close() and disable()
• Add discard() and count()
• Add STALE state in user probes when samples quota is over
• Gather curl URL for curl calls
• Do not add SQL queries to PDO fetch* functions
• Flush main instance in case of fatal errors
• Auto flush user probe on destruct
• Fix data computing in body segment
• Fix error_handler not recognize when IS_OBJECT
• Fix stream reuse with several probes
• Fix probe messages
• Fix main instance detection
• Fix parsing signature
• Fix segfault when casting pipes to strings for fn args

Version 0.20.6 — 2015-02-26

• Fix packaging when kernel arch is different than system arch

Version 0.20.5 — 2015-02-20

• Fix segfault with PHP 5.3
• Fix probe exposing itself through error reporting
• Add flag_sessions flag, enabled by default

Version 0.20.4 — 2015-02-05

• Fix PDO segfault
• Fix session costs serialization

Version 0.20.3 — 2015-02-04

• Add probe version in logs
• Update ini settings to PHP_INI_ALL

Version 0.20.2 — 2015-02-03

• Fix flags again

Version 0.20.1 — 2015-02-02

• Fix parsing flags

Version 0.20.0 — 2015-01-22

• Add cURL network stats
• Better phpinfo() reporting
• Fix PDO instrumentation
• Fix high ct overflow

Version 0.19.1 — 2015-01-07

• Fix 32 bits support
• Fix request-start and request-end header values

Version 0.19.0 — 2014-12-30

• Add session related metrics
• Drop PDO requirement
• Add new measurement interface

Version 0.18.0 — 2014-12-16

• Fix memory error & memory usage improvements
• Fix signature detection code
• Forward "profile_title" query string
• Fix mt_rand seeding

Version 0.17.4 — 2014-12-08

• Collect Garbage Collector activity

Version 0.17.3 — 2014-12-05

• Fix SQL truncation

Version 0.17.2 — 2014-12-04

• Disable some warnings
• Removed 512 bytes limitations on call lines
• Load average number of CPUs
• Fixed installation on Amazon Linux

Version 0.17.1 — 2014-11-27

• Fix invalid _SERVER key for HTTP request method
• Fix validation code for blackfire.server_id/token

Version 0.17.0 — 2014-11-24

• Enable env var to trigger the probe
• Add status code handling
• CPU and Memory flags are now ON by default

Version 0.16.2 — 2014-11-07

• Fix response status code
• Add flag_fn_args flag
• Add reference mismatch detection

Version 0.16.1 — 2014-11-06

• Use the full version description
• Fixed package description

Version 0.16.0 — 2014-11-05

• Added new network stream output
• Added ZTS support
• Lowered libc version requirements
• Removed libbsd dependency
• Fixed loading on some PHP builds <= 5.3.3

Version 0.15.1 — 2014-10-30

• Fixed extension order loading on RedHat based systems

Version 0.15.0 — 2014-10-20

• Blackfire probe replaces Sprofiler probe
• Add Probe API

Version 0.14.16 — 2014-10-07

• Fix Fedora and Debian packaging

Version 0.14.15 — 2014-10-03

• Fixed build not always using the correct version

Version 0.14.12 — 2014-10-02

• Added PHP 5.6 support for Linux

Version 0.14.11 — 2014-10-02

• Uniformized .so files naming between Linux and MacOSx

Version 0.14.8 — 2014-10-01

• No more distinctions between debian/ubuntu releases
• Fix Homebrew recipes for installing without homebrew PHP on versions above 5.4
• Add support for PHP 5.5
• Performance improvements
• Fix some leaks
• http_response_code() function for PHP5.3
• BLACKFIRE_FLAGS_FUNCTION_INFOS for user function filename definition and lineno
• Notice when double activation is detected
• always report non-function calls as run_init::*/*
• add closure information to distinguish them (filename, lines)
• fix leak when calling enable() multiple times
• enable() and disable() now return TRUE or FALSE on success/failure