v4.0.3

https://fluentbit.io/announcements/v4.0.3/

What's Changed

• packaging: add AlmaLinux and RockyLinux builds by @patrick-stephens in fluent/fluent-bit#10336
• in_node_exporter: removed unnecessary optimization that caused crash by @leonardo-albertovich in fluent/fluent-bit#10347
• http_client: fix muti part http2 request not working by @flobz in fluent/fluent-bit#9818
• backport to v.3.2 -- in_tail: make read_from_head after the initial discovery optional by @emmacz in fluent/fluent-bit#10272
• wasm: Enable reference types feature on wasm by @cosmo0920 in fluent/fluent-bit#10361
• engine: fix segfault in flb_config_init error case by @alecholmes in fluent/fluent-bit#10355
• in_opentelemetry: Configurable logs_body_key by @prashantv in fluent/fluent-bit#10335
• release: update to 4.0.3 by @github-actions in fluent/fluent-bit#10367
• in_winevtlog: Support remote access of winevtlog by @cosmo0920 in fluent/fluent-bit#10368
• out_opensearch: Prevent a SIGSEGV when ctx->index is NULL by @tkennedy1-godaddy in fluent/fluent-bit#10365
• filter_parser: add record accessor support in parser filter by @agup006 in fluent/fluent-bit#10366
• build: ci: tune MSVC flags, modify ci caching by @erikced in fluent/fluent-bit#10343
• strptime: Support some of abbriviated timezone strings for GNU extensions by @cosmo0920 in fluent/fluent-bit#10379
• lib: upgrade libraries 20250522 by @edsiper in fluent/fluent-bit#10380
• go: plugin_proxy: error on plugin initialization errors by @stoksc in fluent/fluent-bit#10354
• gzip: fix handling of concatenated payloads by @edsiper in fluent/fluent-bit#10204
• simdutf_connector: in_tail: skip UTF-16/UTF-8 BOM by @erikced in fluent/fluent-bit#10328
• log: expose internal logging call counts as internal metrics by @edsiper in fluent/fluent-bit#10397
• in_exec_wasi: change wasm_runtime_call_wasm to wasm_application_execute_main to support latest version of tinygo by @St1gven in fluent/fluent-bit#10032
• out_azure_blob: added buffering to azure blob by @tanmaya-panda1 in fluent/fluent-bit#10263
• engine: add input grace period and check pending chunks on shutdown by @singholt in fluent/fluent-bit#9952
• in_forward: Check return values from mutex functions by @cosmo0920 in fluent/fluent-bit#10399
• lib: miniz: only require a C compiler by @ThomasDevoogdt in fluent/fluent-bit#10315
• api: proxy: custom: Implement APIs for custom Go plugins by @cosmo0920 in fluent/fluent-bit#10299
• processor_sampling: tail: fix spans reconcile processes by @edsiper in fluent/fluent-bit#10391
• out_es: Prevent a SIGSEGV when ctx->index is NULL by @tkennedy1-godaddy in fluent/fluent-bit#10353
• config: error configure_plugins_type on invalid properties by @stoksc in fluent/fluent-bit#10296
• build: Detect msgpack-c and msgpack-c to be valid msgpack library by @arianvp in fluent/fluent-bit#10387
• input: fixed threaded input processor initialization by @edsiper in fluent/fluent-bit#10402
• utils: if flb_utils_write_str uses SIMD, add missing highbit_set check() detection by @edsiper in fluent/fluent-bit#10401
• out_azure_kusto: support for otel log schema by @dceravigupta in fluent/fluent-bit#10173
• test: stream_processor: Plug a SEGV for macOS by @cosmo0920 in fluent/fluent-bit#10404
• gzip: fix decompressor memset usage by @edsiper in fluent/fluent-bit#10403
• in_tcp: fix parsed bytes to include separator length by @binary85 in fluent/fluent-bit#10385
• in_http: validate memory allocation and fix object type on tag key by @edsiper in fluent/fluent-bit#10408
• out_azure_kusto: fix segfault when log level is debug or trace by @edsiper in fluent/fluent-bit#10409
• in_opentelemetry: handle exception on unsupported compress format by @edsiper in fluent/fluent-bit#10410
• in_forward: fix handling of connections and memory on exceptions by @edsiper in fluent/fluent-bit#10407

New Contributors

• @emmacz made their first contribution in fluent/fluent-bit#10272
• @prashantv made their first contribution in fluent/fluent-bit#10335
• @tkennedy1-godaddy made their first contribution in fluent/fluent-bit#10365
• @erikced made their first contribution in fluent/fluent-bit#10343
• @stoksc made their first contribution in fluent/fluent-bit#10354
• @St1gven made their first contribution in fluent/fluent-bit#10032
• @arianvp made their first contribution in fluent/fluent-bit#10387
• @binary85 made their first contribution in fluent/fluent-bit#10385

Full Changelog: fluent/fluent-bit@v4.0.2...v4.0.3

Binary SHA1 sums:

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f405cd6ceca0d32d4cf96f226c4b68987a7adea2  fluent-bit-v4.0.3-amd64
43d6a312dc0d40ff347af7211dba01690fb600b4  fluent-bit-v4.0.3-arm
bf3723a8b41487788444c2cb267975a0ad4d2337  fluent-bit-v4.0.3-arm64