Fluent Bit v5.1.0

https://fluentbit.io/announcements/v5.1.0/

What's Changed

• workflows: bump docker/login-action from 4.3.0 to 4.4.0 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12055
• build: bump to v5.1 (dev) by @edsiper in https://github.com/fluent/fluent-bit/pull/12066
• skills: Extract skills from memory by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12068
• in_opentelemetry: return not found for invalid endpoint by @edsiper in https://github.com/fluent/fluent-bit/pull/12064
• workflows: bump actions/stale from 10.3.0 to 10.4.0 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12081
• workflows: bump github/codeql-action/upload-sarif from 4.36.3 to 4.37.0 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12074
• tls: openssl: don't recycle a connection after peer close_notify by @ku524 in https://github.com/fluent/fluent-bit/pull/12079
• in_winevtlog: Enrich EventData key-value map if enabled by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12082
• lib: cmetrics: upgrade to v2.2.0 by @edsiper in https://github.com/fluent/fluent-bit/pull/12083
• thread_storage: Fix incorrectly to detect C TLS existence by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12067
• in_forward: fix stale byte accounting when multiple frames share a buffer by @zshuang0316 in https://github.com/fluent/fluent-bit/pull/12049
• lib: cfl: upgrade to v1.0.0 by @edsiper in https://github.com/fluent/fluent-bit/pull/12084
• opentelemetry: reduce protobuf log allocation churn by @edsiper in https://github.com/fluent/fluent-bit/pull/12087
• in_gpu_metrics: Handle NVIDIA GPU metrics via NVML by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11720
• log_event_decoder: time: plug 2038 problem on timestamp by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11549
• in_etw: Implement event tracing for windows input plugin by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12072
• tests: runtime: plugins: Enable to build and run runtime testcases on windows by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12092
• lib: cmetrics: upgrade to v2.2.1 by @edsiper in https://github.com/fluent/fluent-bit/pull/12088
• in_opentelemetry: reduce protobuf decode allocation churn by @edsiper in https://github.com/fluent/fluent-bit/pull/12089
• in_node_exporter_metrics: Add a capability to adjust log level w/ error paths by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12057
• downstream: re-architect workers support by @edsiper in https://github.com/fluent/fluent-bit/pull/11775
• github: workflows: Enable runtime tests only for x64 Windows architecure by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12098
• http_server: plug unsupported shared port issue on windows by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12101
• workflows: bump softprops/action-gh-release from 3.0.1 to 3.0.2 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12099
• tests: runtime: Handle byte order mark for non-ASCII environment of Windows correctly by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12100
• network: Plug an unintialized member by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12102
• tests: runtime: out_tcp: Make more rigid accumutated assertions by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12104
• workflows: bump github/codeql-action/upload-sarif from 4.37.0 to 4.37.1 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12108
• github: workflows: Enable unit testing on 5.0 branch by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12122
• mp: avoid unbounded recursion in chunk cobj record iteration by @zshuang0316 in https://github.com/fluent/fluent-bit/pull/12126
• tests: link test binaries against shared library by @edsiper in https://github.com/fluent/fluent-bit/pull/12128
• out_s3: add format=parquet,arrow with selectable page compression codecs by @rituparnakhaund in https://github.com/fluent/fluent-bit/pull/11885
• in_opentelemetry: optimize batched protobuf ingestion by @edsiper in https://github.com/fluent/fluent-bit/pull/12171
• out_syslog: tls: io: Handle dtls protocol on out syslog by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11728
• alias: handle input, output, filter, and processor plugin aliases by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11656
• config: engine: Implement adaptive flushing by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11498
• out_gcs: Implement Google Cloud Storage(gcs) plugin by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11792
• in_node_exporter_metrics: implement additional metrics (filesystem, EXT_* metrics, powersupplyclass) on node exporter metrics by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11765
• out_file: Support RA placeholders for dynamic creation of files by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11840
• tls: openssl: Reload and watch certificates mainly on Linux by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11950
• tests: integration: Adopt to trace for memory issues for macOS and optimize executions by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12134
• downstream: add coroutine-based event dispatch by @edsiper in https://github.com/fluent/fluent-bit/pull/12146
• in_podman_metrics: add per-container disk I/O metrics by @stondo in https://github.com/fluent/fluent-bit/pull/11986
• filter_kubernetes: Plug SEGV occurence on enabling Use_Pod_Association by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12153
• in_process_exporter_metrics: Fix the reported RSS ram by @anagno in https://github.com/fluent/fluent-bit/pull/12139
• config: fips: bin: Initial implementation to enable FIPS compliance by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12024
• in_lib: Adjust consuming mechanism to improve throughput by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12130
• tests: runtime: isolate Loki mock server configuration by @edsiper in https://github.com/fluent/fluent-bit/pull/12132
• in_node_exporter_metrics: fix netstat file reads by @edsiper in https://github.com/fluent/fluent-bit/pull/12173
• build: plugins: Generate plugin defs on separated build directories by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12109
• in_process_exporter_metrics: Expire metrics for dead processes by @piwai in https://github.com/fluent/fluent-bit/pull/11760
• tests: runtime: out_http: out_chronicle: fix output runtime test races by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12154
• in_forward: batch Forward mode worker ingress by @edsiper in https://github.com/fluent/fluent-bit/pull/12163
• in_tail: add Windows UTF-8 path encoding mode by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12020
• opentelemetry: validate JSON container value types by @edsiper in https://github.com/fluent/fluent-bit/pull/12131
• input: input_chunk: Handle flow with events metrics per window by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11698
• config_format: yaml: handle configuration metadata on yaml conf by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11690
• parser: Handle too long time string on parsing by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11682
• workflows: bump reviewdog/action-actionlint from 1.72.0 to 1.73.0 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12136
• workflows: bump github/codeql-action/upload-sarif from 4.37.1 to 4.37.3 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12135
• workflows: bump actions/checkout from 7.0.0 to 7.0.1 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12124
• workflows: bump actions/setup-python from 6.3.0 to 7.0.0 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12117
• out_kafka: Implement resolving registry of avro schema by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11953
• in_kubernetes_events: bound watch connection lifetime by @edsiper in https://github.com/fluent/fluent-bit/pull/12105
• engine: fail startup when HTTP server cannot start by @edsiper in https://github.com/fluent/fluent-bit/pull/12176
• out_s3: fix prefix match in log_key extraction by @Vaibhav-C-S in https://github.com/fluent/fluent-bit/pull/12008
• packaging: add packages index generator and release CI by @lecaros in https://github.com/fluent/fluent-bit/pull/12150
• out_syslog: tls feature glitches for selecting protocols by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12196
• build: run daemon-reload and restart service in deb postinst by @guoard in https://github.com/fluent/fluent-bit/pull/12195
• out_es: sds: Implement es upstream with sds view by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/11647
• out_file: add logs rotation feature by @SagiROosto in https://github.com/fluent/fluent-bit/pull/11352
• in_node_exporter_metrics: add timex linux collector by @ngillen in https://github.com/fluent/fluent-bit/pull/11718
• tls: openssl: preserve syscall error details by @edsiper in https://github.com/fluent/fluent-bit/pull/12178
• avro: out_kakfa: handle empty map even if avro schema defines map type by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12181
• dockerignore: Add an entry not to collide type definition on package creations by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12199
• filter_expect: validate all records in batches by @edsiper in https://github.com/fluent/fluent-bit/pull/12188
• in_emitter: reject self-referential senders to prevent recursive pause SIGSEGV by @Nahid-NHB in https://github.com/fluent/fluent-bit/pull/12190
• metrics: extend support for Tag metrics by @edsiper in https://github.com/fluent/fluent-bit/pull/11887
• tests: integration: cover kubernetes pod association isolation by @edsiper in https://github.com/fluent/fluent-bit/pull/12208
• input: add pause/resume callbacks by @edsiper in https://github.com/fluent/fluent-bit/pull/10616
• tests: runtime: out_file_rotation: Wait with flexible intervals by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12211
• workflows: bump docker/login-action from 4.4.0 to 4.6.0 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12198
• workflows: bump reviewdog/action-hadolint from 1.51.0 to 1.53.0 by @dependabot[bot] in https://github.com/fluent/fluent-bit/pull/12197
• in_exec: unblock threaded shutdown by @edsiper in https://github.com/fluent/fluent-bit/pull/12221
• oauth2: fix request body ownership on allocation failure by @edsiper in https://github.com/fluent/fluent-bit/pull/12213
• lib: monkey: upgrade to v1.8.9 by @edsiper in https://github.com/fluent/fluent-bit/pull/12212
• github: workflows: Update release workflow for 5.1 development cycle by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12217
• tests: runtime: Stabilize out_loki tests to catch EV_THREAD events by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12218
• tests: internal: Plug an uninitialized coro stack by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12214
• tests: runtime: Use long json payloads to trigger rotataion easily by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12215
• dockerfile: windows: Create an image of windows nano server ltsc2025 by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12219
• in_calyptia_fleet: enhance relative paths handling by @edsiper in https://github.com/fluent/fluent-bit/pull/11962
• packaging: pass the elements to jq by pipes instead of command line by @lecaros in https://github.com/fluent/fluent-bit/pull/12226
• log: mem: signv4: Plug possible memory errors by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12234
• tls: support HTTPS proxy by @antoniomrfranco in https://github.com/fluent/fluent-bit/pull/11778
• in_kubernetes_events: fix unsafe MessagePack field parsing by @edsiper in https://github.com/fluent/fluent-bit/pull/12222
• tests: runtime: Adopt the test config path for Windows and others by @cosmo0920 in https://github.com/fluent/fluent-bit/pull/12227
• http_server: accept empty HTTP header values by @kimonus in https://github.com/fluent/fluent-bit/pull/12223

New Contributors

• @ku524 made their first contribution in https://github.com/fluent/fluent-bit/pull/12079
• @rituparnakhaund made their first contribution in https://github.com/fluent/fluent-bit/pull/11885
• @stondo made their first contribution in https://github.com/fluent/fluent-bit/pull/11986
• @anagno made their first contribution in https://github.com/fluent/fluent-bit/pull/12139
• @guoard made their first contribution in https://github.com/fluent/fluent-bit/pull/12195
• @SagiROosto made their first contribution in https://github.com/fluent/fluent-bit/pull/11352
• @ngillen made their first contribution in https://github.com/fluent/fluent-bit/pull/11718
• @Nahid-NHB made their first contribution in https://github.com/fluent/fluent-bit/pull/12190
• @kimonus made their first contribution in https://github.com/fluent/fluent-bit/pull/12223

Full Changelog: https://github.com/fluent/fluent-bit/compare/v5.0.9...v5.1.0