chore(master): release 1.0.0-tero.0

[tero-internal-bot]

🤖 I have created a release beep boop

1.0.0-tero.0 (2026-05-29)

⚠ BREAKING CHANGES

• greptimedb sink: add support for GreptimeDB v1.0.0 (#25178)
• api: replace custom Health RPC with standard gRPC health service (#25139)
• sinks: remove deprecated headers option from http and opentelemetry sinks (#24994)
• api: replace GraphQL observability API with gRPC, remove async-graphql dependencies (#24364)
• feature flags: consolidate features (#24637)
• observability: Time-weight buffer utilization means (#24697)
• feature flags: remove default-no-vrl-cli (#24672)
• observability: Expand internal histogram precision (#24497)

Features

• aws_s3 sink: add Parquet encoder with schema_file and auto infer schema support (#25156) (e32661a)
• azure_blob sink: Add proxy support (#24256) (3a73af4)
• azure_blob sink: Expand support for Azure authentication types (#24729) (30d9a58)
• azure_blob sink: Update crates and migrate to the new SDK (#24255) (5f1efed)
• azure_logs_ingestion sink: Initial azure_logs_ingestion sink (#22912) (adf1aba)
• ci: add /ci-run-regression trigger + accept refs in inputs (#25245) (39138e0)
• ci: add code coverage workflow with Datadog upload (#24964) (a7fae1f)
• ci: add Datadog static analysis workflow (#24966) (f024243)
• ci: add work-in-progress label workflow for docs PRs (#24950) (6818b9c)
• ci: upload test results for make commands that use nextest (#24680) (c101e3c)
• ci: use setup action in Master Merge Queue (#24473) (3c82130)
• cli: add scrolling, sorting and filtering to vector top (#24355) (7cd3395)
• cli: add support for edge_attributes in graph configuration (#24593) (3093667)
• codecs: Add syslog encoder (#23777) (5f8ab31)
• dev: introduce AGENTS.md (#23858) (cbbae13)
• dev: rewrite scripts/generate-component-docs.rb in Rust (#22350) (#24781) (249d064)
• enrichment tables: add network CIDR field to lookup results (#24576) (089db67)
• external docs: add "View open issues" link to component pages (#25437) (45c4010)
• external docs: Add VRL crate documentation (#24384) (89bf795)
• gcp_cloud_storage sink: add content_encoding and cache_control options (#24506) (724bb42)
• gcp_cloud_storage sink: add content_type option (#24477) (b8a8d7a)
• greptimedb sink: add support for GreptimeDB v1.0.0 (#25178) (3b043d3)
• host_metrics source: collect inode metrics (#24625) (726c383)
• mqtt source: support multiple mqtt source topics (#23670) (90cf7d0)
• nats source,nats sink: Added feature flag for websockets in async-nats (#24291) (0573297)
• new sink: add Apache Doris sink support (#23117) (eabdd5e)
• new source: Add Windows Event Log source (#24305) (891643e)
• new transform: policy transform node (#1) (f091e84)
• opentelemetry source: allow to add headers to metadata for OpenTelemetry metrics and traces (#24942) (4fba57e)
• opentelemetry source: Support per-signal OTLP decoding config (#24822) (d112a1b)
• prometheus_remote_write sink: add custom HTTP headers support (#23962) (bd79aec)
• sample transform: add ratio_field and rate_field for dynamic sampling (95756d7)
• sinks: add new databricks_zerobus for Databricks ingestion (#24840) (e6c0e3f)
• sinks: introduce RetryStrategy / Config for http based sinks (#25057) (bd8ab1a)
• sources: add source latency metric and fix source lag time on large batches (#24987) (ce65175)
• splunk_hec source: support second-stage framing and decoding (#25312) (bfeb769)
• unit tests: add expected_event_count field to test outputs (#25186) (f1557d6)
• vdev: check Cargo.lock for changes after cargo check/clippy (#24935) (c2fc606)
• vector sink: Add zstd compression support (#24917) (d9b0693)
• vrl: add functions for internal vector metrics access in VRL (#23430) (acd4a73)
• website: add docs::warnings macro support and warn about no auth (#24866) (e1ecad3)
• website: improve search ranking for component reference pages (#25327) (75b9d07)
• website: render VRL examples' input (#24726) (148f035)
• website: Use X logo instead of twitter (#24534) (4084133)

Bug Fixes

• aggregate transform: reduce memory when not in Diff mode (#24943) (9dc3d3e)
• api top: avoid unused-mut warning on Windows builds (#25142) (256db9c)
• api: place per-output sent events in Events Out column (#24951) (95f4394)
• api: restore HTTP GET /health endpoint (#25234) (1c70988)
• aws_sqs source: scope HistogramName import to s3 module (#25353) (48be543)
• buffers: Fix race draining a memory buffer (#24695) (8965260)
• buffers: Improve buffer utilization metric tracking (#24911) (fbb1e4b)
• buffers: Reverse performance regression in buffer metrics (#24995) (04f3b78)
• ci: add changes job to integration-test-suite needs to catch cancellations (#24875) (f2c50cb)
• ci: add disk space cleanup to component features workflow (#24852) (f119e78)
• ci: Add K8s-related scripts to K8s change detection filter (#24698) (64caf5e)
• ci: add missing contents: read permission to integration review jobs (#25067) (55be10e)
• ci: add missing contents:read permission to integration review jobs (55be10e)
• ci: allow dd-token federation to fail on fork PRs (#25284) (413caac)
• ci: bump cue and add cue-build step to Check Cue docs (#25346) (9f15e23)
• ci: correct cross-build artifact name and path (#25282) (233a35c)
• ci: declare versions in one place one - DRY (#24716) (dae71ae)
• ci: fetch full history in changelog workflow so origin/master is available (#24898) (2958f98)
• ci: Fix K8s E2E test failures (#24694) (e487d6e)
• ci: fix LTO settings after release-flags.sh removal (#25393) (bbde98b)
• ci: fix Pulsar TLS integration tests with latest image (#25099) (1a78c93)
• ci: fix secrets in static analysis workflow (#25208) (61b4563)
• ci: fix website token permissions (#24853) (a175af1)
• ci: grant issues:write to remove_wip_label workflow (#25339) (9c617a7)
• ci: include lib/ workspace crates in coverage reports (#25402) (11f1dff)
• ci: increase timeouts for vdev compilation (#24881) (0d462e0)
• ci: install correct deny version (#24712) (717a569)
• ci: install vdev via setup action in ci-integration-review workflow (#25077) (84c7af2)
• ci: make publish-s3 wait for generate-sha256sum (#25265) (61cc4d8)
• ci: modernize cross ubuntu bootstrap script (#25215) (9efe09d)
• ci: move BRANCH into env (#24526) (f6e3282)
• ci: pass GITHUB_TOKEN to prepare.sh for authenticated binstall requests (#25428) (989f2ae)
• ci: pin npm transitive deps via package-lock.json and npm ci (#25115) (dedb966)
• ci: pin Pulsar integration test image to 4.1.3 (#25097) (df00c7e)
• ci: prevent script injection in integration review workflow (#25106) (9f484c2)
• ci: respect DISABLE_MOLD in setup action (#24548) (f5632b6)
• ci: restore LTO settings for k8s and regression detector after release-flags.sh removal (bbde98b)
• ci: restrict GITHUB_TOKEN permissions in workflows (#24785) (c788f93)
• ci: set DD_API_KEY in test-make-command.yml to upload test results (#24764) (e3c5227)
• ci: skip dd-sts federation on fork PRs via ACTIONS_ID_TOKEN_REQUEST_URL guard (#25399) (63b29fb)
• ci: skip re-adding WIP label on synchronize if already approved (#25246) (29b17aa)
• ci: tighten changelog workflow security (#24859) (66e531e)
• ci: update carg-deny to support CVSS version 4 (9aeae23)
• ci: update cargo-deny to support CVSS version 4 (#24678) (9aeae23)
• ci: update keccak to fix cargo-deny check (9a48acf)
• ci: update keccak to fix cargo-deny check (#24679) (26ae601)
• ci: use cargo nextest in coverage workflow to prevent test pollution (#24973) (c748d6f)
• ci: use cross-strip tools when packaging RPMs for non-x86_64 targets (#24873) (3f98053)
• ci: use CUE raw multi-line strings in release generator (#25228) (3ca3e61)
• ci: use each commit's own Dockerfile for regression baseline/comparison builds (#25452) (6de2414)
• ci: use env context instead of secrets in workflow expression (61b4563)
• ci: use helm-charts develop branch for K8s E2E tests (#25118) (2fe515c), closes #25111
• ci: validate dd-sts credentials with exponential backoff before export (#25443) (020ff6d)
• ci: verify choco package install after 5xx from feed (#25116) (ecdaa50)
• clickhouse sink, aws_s3 sink: use dedicated batch_encoding types (#25340) (7923556)
• clickhouse sink: add support for default columns (#24692) (d83a7f4)
• core: Drop empty batches before they reach downstream buffers (#25489) (5027cd6)
• datadog_agent source: preserve device tag from v2 series resources (#25146) (26eef13)
• datadog_common sink: preserve site prefix when computing API endpoint (#25211) (467ef87)
• demo_logs source: drop fakedata_generator, fix broken fake domains (#25236) (aafd4cb)
• deps: override smol-toml to 1.6.1 for markdownlint-cli2 (#25202) (2d14034)
• deps: override smol-toml to 1.6.1 for markdownlint-cli2 (GHSA-v3rj-xjv7-4jmq) (2d14034)
• deps: remove tokio-util patch dependency (#24658) (5ce1198)
• dev: add toml to codec's dev-dependencies (10a5ca2)
• dev: add toml to codecs dev-dependencies (#24766) (10a5ca2)
• dev: hardcode DOCKER_API_VERSION=1.44 in amazon-ecs-local-container-endpoints (#24684) (31ded01)
• dev: make file source tests not flaky (#24957) (51030d2)
• dev: resolve build.rs HEAD path in worktrees (#25120) (b428aba)
• dev: vanila cargo build should run on windows (#24991) (af15a5a)
• docker: add libsasl2-2 runtime dep to Debian-based images (483db70)
• external docs: Add cue fmt during documentation generation (#24771) (7122b68)
• external docs: adjust tocbot content tracking (#25359) (f7cc83e)
• external docs: csv enrichment guide incorrect severity (#24539) (9cf8e20)
• external docs: render all top level configuration fields (#24863) (79999f6)
• external docs: warn about log namespace with disk buffers (#25413) (e38ef0c)
• file source: fix checkpoint write race on shutdown and flaky tests (#25447) (891ffbd)
• file source: high CPU usage after async file server migration (#25064) (985f669)
• gen token to fix release please (#2) (aef0844)
• host_metrics source: fix tcp netlink bug (#24441) (473e31c)
• internal docs: remove lingering check-component-docs references (8dec725)
• internal docs: remove type-level default on StatusCode (#25345) (59a53b1)
• internal docs: replace check-component-docs with check-generated-docs (#24871) (8dec725)
• log_to_metric transform: Use correct keys for histogram/summary (#24394) (2da8b24)
• metrics: absolute to incremental histogram conversion (#24472) (46654ad)
• metrics: deduct downstream utilization on task transforms (#24731) (4e6b49d)
• mqtt source: pass client certificates to rumqttc for mTLS (#24929) (f2f1921)
• observability: do not hold span guards across await points (#25482) (3df9e43)
• observability: fix panic in allocation tracing dealloc path (#25136) (43f6204)
• observability: Record buffer utilization on receive (#24650) (a6e37ca)
• opentelemetry source: count individual items in OTLP batches for component_received_events_total metric (#24537) (049748e)
• opentelemetry source: emit component_received_event* metrics when use_otlp_decoding is enabled (#24480) (a3a0e3a)
• opentelemetry source: fix source output (#24847) (7091366)
• opentelemetry source: log error (#24708) (6267fcc)
• pipe the token (#3) (d980ad2)
• postgres sink: enable TLS flag (#23536) (d55bb0b)
• releasing: add libsasl2-2 runtime dep to Debian-based images (#24962) (483db70)
• releasing: enable codecs-parquet in all release feature sets (#25321) (d6cdf03)
• releasing: make libz.so.1 a consistent dynamic runtime dependency in distroless-libc (#25434) (f06f820)
• releasing: remove default OS package config (#25425) (c3720d8)
• releasing: restore Vector RPM/DEB install on EL8 family (#25387) (338fc38)
• security: support directory paths with path separators in secret keys (#24824) (8b603dd)
• shutdown: emit VectorStopped after topology drains (#25083) (9c4abf3)
• sources: add windows_event_log source metadata (#25337) (f1b2c3a)
• sources: collect headers for logs in opentelemetry source with use_otlp_decoding set to true (#24307) (3749b70)
• sources: do not log TCP connection resets (#24517) (399584f)
• sources: prevent windows_event_log permanent freeze from signal-event lost wakeup (#25195) (308d246)
• splunk_hec source: Emit warn on unauthenticated request (#25230) (1d4b6c2)
• tests: fix flaky initial_size_correct_with_multievents test (#25239) (eda5b86)
• tests: skip Windows UDP-excluded ports in next_addr_for_ip (#25386) (256b8fa)
• tests: use single agent to fix e2e datadog-metrics histogram flakiness (#25363) (66e25a9)
• tests: use single agent with additional_endpoints to fix e2e datadog-metrics histogram flakiness (66e25a9)
• topology: Fix for issue causing stalling on shutdown for sinks configured w/ disk buffers (#24949) (a843435)
• unit tests: stop printing literal escaped ANSI codes to output (#24843) (51c04e0)
• unit tests: test_udp_syslog can overflow default size receive buffer (#24878) (356409d)
• update num-bigint-dig 0.8.4 -> 0.8.6 to resolve future incompatibilities (6724b0a)
• vdev: emit channel-suffixed version from publish-metadata (#25395) (4ff1874)
• vdev: make build vrl-docs work with released VRL version (#24877) (bc30368)
• vector source: implement standard gRPC health checking protocol (#24916) (4e95802)
• vector-config: remove type-level default on StatusCode (59a53b1)
• vrl: restore stdlib functions in CLI and playground (#25310) (6f38579)
• website: fix docs sidebar expand/collapse navigation (#25238) (d99899e)
• website: improve docs search ranking for component pages (#25319) (96ad9ed)
• website: include page title in docs search query fields (#25255) (156b832)
• website: use parent site for RUM to resolve intake host (#25224) (604866d)
• website: VRL functions return types (#24400) (fa499b9)
• windows platform: correct stop/start state checks and add configurable stop timeout (#24772) (f1d8a93)

Enhancements

• api top: show "disabled" in Memory Used when allocation tracing is off (#25138) (02f281d)
• api: replace custom Health RPC with standard gRPC health service (#25139) (c6574fd)
• ci: remove windows build jobs restriction (#24717) (41324d2)
• clickhouse sink: Add ArrowStream format (#24373) (60fa980)
• clickhouse sink: add support for Arrow complex types (#24409) (4a1eda5)
• clickhouse sink: add UUID type support for ArrowStream (#24856) (e322520)
• cli: Shell autocompletion for vector cli (#24414) (a5d7cc3)
• codecs: advanced syslog Structured Data & RFC compliance fixes (#24662) (63acf11)
• datadog_logs sink: default to zstd compression (#19456) (2cbcc16)
• dnstap source: expose message size when parsing dnstap data (#24552) (a8f3a9b)
• http provider: allow environment interpolation from http provider config (#24341) (bae894d)
• kafka sink: Add support for traces in kafka sink (#24639) (2c334d2)
• metrics: Add remove tag function for metrics which returns entire tag set (#25361) (92ee2b2)
• metrics: Make transform-related functions in aggregate & tag cardinality transforms public (#25358) (96db40e)
• observability: Add _utilization_mean buffer metrics (#24453) (4daa1f8)
• observability: Add configuration for buffer utilization EWMA alpha (#24467) (94a2f40)
• observability: Add metrics to measure total event processing time (#24481) (f5d0c56)
• observability: Add transform latency metrics (#24627) (b523c6d)
• observability: Expand internal histogram precision (#24497) (65afcd2)
• observability: Standardize buffer size metric names (#24493) (3728a4d)
• observability: Time-weight buffer utilization means (#24697) (9465cec)
• opentelemetry sink: warn on invalid json batching (#25423) (904f69f)
• prometheus_remote_write sink: add support for healthcheck.uri (#24603) (d360a8e)
• sample transform: Two tiny optimizations (#24520) (9ba83a1)
• tag_cardinality_limit transform: add exclude_tags option to bypass cardinality limiting (#25316) (f3828fe)
• tag_cardinality_limit transform: Add metric and tag name to tag_value_limit_exceeded_total metric (#24236) (6dacc58)
• tag_cardinality_limit transform: Add more fine grained controls tag cardinality (#25360) (45b6d2b)
• tag_cardinality_limit transform: Add setting for per-metric vs global tag cardinality tracking (#25372) (4ddc412)
• tag_cardinality_limit transform: Remove HashSet initialization with capacity to improve memory usage (#25480) (c5959d7)
• transforms: dynamic rate for sample (#25035) (95756d7)
• vrl: consolidate all VRL functions into vector-vrl-functions crate (#24402) (2af657d)
• websocket source: Micro-optimize send loop (#24555) (25c2819)

Performance

• ci: remove windows build jobs restriction (41324d2)

Reverts

• observability: Add metrics to measure total event processing time (#24546) (6f6b7ab)
• observability: fix panic in allocation tracing dealloc path (#25222) (0f7574a)

Miscellaneous

• api: replace GraphQL observability API with gRPC, remove async-graphql dependencies (#24364) (93a9771)
• feature flags: consolidate features (#24637) (61c2b5b)
• feature flags: remove default-no-vrl-cli (#24672) (cc664d6)
• sinks: remove deprecated headers option from http and opentelemetry sinks (#24994) (0122cf6)

---

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[tero-internal-bot]

🤖 Created releases:

• v1.0.0-tero.0

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