apache/shenyu

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Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.

Stars: 8.8k
Forks: 3.1k
Open beginner issues: 0
Indexed issues: 482
Avg merge: 5d 20h
Merged PRs (30d): 79

Dominant language: Java
License: Apache-2.0
Last GitHub push: Sep 19, 2026
Latest indexed: Sep 14, 2026
Contributing guide: No contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

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452 open issues indexed

[BUG] <title>concurrent-tool-calls Open

type: bug

Difficulty 4/5 3-5 days Newbie friendliness 65/100

apache/shenyu#7041 · 4 comments · Opened Sep 8, 2026
[BUG] Websocket refresh temporarily removes cached plugin, selector and rule data Open

type: bug

Difficulty 4/5 3-5 days Newbie friendliness 58/100

apache/shenyu#7034 · 1 comment · Opened Sep 5, 2026
[BUG] shenyu-examples-mcp can't find healthy upstream Open

type: bug

Difficulty 3/5 1-2 days Newbie friendliness 42/100

apache/shenyu#7032 · 1 comment · Opened Sep 5, 2026
[BUG] AiProxy switches providers after partial SSE output and mixes stream content Open

AI feature: plugin priority: high type: bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

apache/shenyu#7021 · 2 comments · Opened Sep 1, 2026
[BUG] Scale rule deletion does not evict entries from ScaleRuleCache Open

type: bug

Difficulty 3/5 1-2 days Newbie friendliness 78/100

apache/shenyu#6972 · 1 comment · Opened Aug 23, 2026
[Question] MQTT plugin implementation discussion Open

type: question

Difficulty 5/5 Over a week Newbie friendliness 25/100

apache/shenyu#6903 · 1 comment · Opened Aug 11, 2026
[BUG] MCP tool-call timeout does not cancel the in-flight plugin chain Open

mcp priority: medium type: bug

Difficulty 4/5 3-5 days Newbie friendliness 52/100

apache/shenyu#6889 · 1 comment · Opened Aug 4, 2026
[BUG] JsonSchemaUtil never emits required array — all MCP tool parameters advertised as optional Open

mcp priority: medium type: bug

apache/shenyu#6888 · 3 comments · 1 assignee · Opened Aug 4, 2026
[BUG] MockPlugin NPE when httpStatusCode is null in MockHandle (unboxing null Integer to HttpStatus.valueOf) Open

plugin: mock priority: medium type: bug

Difficulty 2/5 1-3 hours Newbie friendliness 80/100

apache/shenyu#6882 · 1 comment · Opened Aug 4, 2026
[BUG] AbstractNodeDataChangedListener.onSelectorChanged builds config-key prefix with raw getNamespaceId() (no SYS_DEFAULT fallback) — selectors invisible when namespaceId null Open

admin priority: medium type: bug

Difficulty 3/5 1-2 days Newbie friendliness 76/100

apache/shenyu#6876 · 2 comments · Opened Aug 4, 2026
[BUG] AbstractNodeDataChangedListener.onCommonChanged REFRESH stale-removal guarded by size> instead of diff — stale entries persist when |old|<=|new| Open

admin priority: medium type: bug

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

apache/shenyu#6875 · 2 comments · Opened Aug 4, 2026
[BUG] DivideIngressParser protocol[i++] throws AIOOBE when protocol array shorter than endpoints Open

kubernetes priority: medium type: bug

Difficulty 2/5 1-3 hours Newbie friendliness 76/100

apache/shenyu#6864 · 1 comment · Opened Aug 4, 2026
[BUG] ContextPathParser concatenates null annotation value with /** — literal null/** rule condition Open

kubernetes priority: medium type: bug

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

apache/shenyu#6863 · 1 comment · Opened Aug 4, 2026
[BUG] IngressParser contextPathParse condition uses || instead of && — runs for dubbo/sofa ingresses Open

kubernetes priority: medium type: bug

apache/shenyu#6862 · 2 comments · 1 assignee · Opened Aug 4, 2026
[BUG] Grpc/Dubbo/Sofa parser NPE on null labels + 4-deep service deref chain Open

kubernetes priority: medium type: bug

Difficulty 3/5 1-2 days Newbie friendliness 75/100

apache/shenyu#6861 · 1 comment · Opened Aug 4, 2026
[BUG] GrpcParser and DubboIngressParser NPE when referenced k8s Service has no Endpoints Open

kubernetes priority: medium type: bug

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

apache/shenyu#6859 · 1 comment · Opened Aug 4, 2026
[BUG] UpstreamCacheManager.findUpstreamListBySelectorId returns live ArrayList mutated by health-check thread without reader sync Open

plugin: divide priority: medium type: bug

Difficulty 4/5 3-5 days Newbie friendliness 58/100

apache/shenyu#6857 · 1 comment · Opened Aug 4, 2026
[BUG] ShenyuClientProxyFactory caches proxies in static ConcurrentMap keyed by apiClass — stale proxy + ApplicationContext leak across restarts Open

priority: medium sdk type: bug

Difficulty 4/5 3-5 days Newbie friendliness 55/100

apache/shenyu#6856 · 1 comment · Opened Aug 4, 2026
[BUG] HttpShenyuSdkClient never shuts down CloseableHttpAsyncClient / IOReactor — non-daemon threads block JVM exit Open

priority: medium sdk type: bug

Difficulty 4/5 3-5 days Newbie friendliness 58/100

apache/shenyu#6854 · 1 comment · Opened Aug 4, 2026
[BUG] HttpShenyuSdkClient wraps all failures into ShenyuException — silently disables retry (default httpclient backend) Open

priority: medium sdk type: bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

apache/shenyu#6853 · 1 comment · Opened Aug 4, 2026
[BUG] Last Will & Testament entirely unimplemented — will never published on ungraceful disconnect Open

plugin: mqtt priority: high type: bug

apache/shenyu#6852 · 2 comments · 1 assignee · Opened Aug 4, 2026
[BUG] Wildcard subscription matching not implemented — +/-# subscriptions never receive messages Open

plugin: mqtt priority: high type: bug

apache/shenyu#6851 · 2 comments · 1 assignee · Opened Aug 4, 2026
[BUG] Subscriber fan-out always QoS 0 and reuses publisher's packetId for every subscriber Open

plugin: mqtt priority: high type: bug

apache/shenyu#6850 · 2 comments · 1 assignee · Opened Aug 4, 2026
[BUG] SUBACK always grants QoS 0, ignoring the requested QoS Open

plugin: mqtt priority: high type: bug

apache/shenyu#6848 · 2 comments · 1 assignee · Opened Aug 4, 2026
[BUG] MCP Streamable-HTTP session cleanup uses wrong key (auto-UUID) — sessions leak forever Open

mcp priority: high type: bug

Difficulty 4/5 3-5 days Newbie friendliness 68/100

apache/shenyu#6833 · 2 comments · Opened Aug 4, 2026
[BUG] selector selectByIdSet/deleteByIds omit namespace_id — cross-namespace selector delete (+ cascade) Open

admin priority: high type: bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

apache/shenyu#6826 · 2 comments · Opened Aug 4, 2026
[Task] — Integrated-test & examples Dockerfiles run as root, no HEALTHCHECK, no LABEL Open

priority: medium type: build

Difficulty 4/5 3-5 days Newbie friendliness 57/100

apache/shenyu#6819 · 1 comment · Opened Aug 3, 2026
[Task] — Storage compose scripts: no `set -e`, no trap, hardcoded sleeps Open

priority: medium type: build

Difficulty 3/5 1-2 days Newbie friendliness 68/100

apache/shenyu#6818 · 1 comment · Opened Aug 3, 2026
[BUG] — E2e: 30s blind sleeps gating async MQ consumption Open

priority: medium type: bug

apache/shenyu#6817 · 2 comments · 1 assignee · Opened Aug 3, 2026
[Task] — Critical admin service impls with zero test (beyond T1/T2) Open

in: test priority: medium type: refactor

apache/shenyu#6812 · 2 comments · 1 assignee · Opened Aug 3, 2026
[BUG] — `alert_receiver.selectAll`: full cross-namespace scan loaded per alert dispatch Open

priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 45/100

apache/shenyu#6810 · 1 comment · Opened Aug 3, 2026
[BUG] — `meta_data.pathExistedExclude`: cross-namespace path scan + `NOT IN` + unindexed `path` Open

priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 68/100

apache/shenyu#6809 · 1 comment · Opened Aug 3, 2026
[BUG] — `mock_request_record.selectByQuery`: fetches `body`/`header`/`query` large columns + no pagination + no indexes Open

priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 68/100

apache/shenyu#6808 · 1 comment · Opened Aug 3, 2026
[BUG] — `instance_info.selectByQuery`: fetches TEXT `instance_info` column + leading-wildcard LIKE + no pagination Open

priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 58/100

apache/shenyu#6807 · 1 comment · Opened Aug 3, 2026
[BUG] — `plugin` list/snapshot: `plugin_jar` BLOB in list + unindexed `selector.plugin_id` join + correlated subqueries Open

priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 58/100

apache/shenyu#6806 · 1 comment · Opened Aug 3, 2026
[BUG] — `ComposableSignService.skipSignExchange`: 3× `String.format` per signed request Open

plugin: sign priority: medium type: performance

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

apache/shenyu#6804 · 1 comment · Opened Aug 3, 2026
[BUG] — `LoggingServerHttpResponse`: `new KeyWordMatch(...)` per response across ALL async-logging plugins Open

priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 58/100

apache/shenyu#6803 · 1 comment · Opened Aug 3, 2026
[BUG] — `LoggingConsolePlugin`: per-request `new KeyWordMatch(...)` (→ `Pattern.compile`) + `static dataDesensitizeAlg` reassigned per request (race/cross-request leak) Open

priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 58/100

apache/shenyu#6802 · 1 comment · Opened Aug 3, 2026
[BUG] — `AiTokenLimiterPlugin`: `chunk.split("\\r?\\n")` (3-char regex, no fast path) per SSE chunk Open

feature: plugin priority: medium type: performance

Difficulty 1/5 Under an hour Newbie friendliness 78/100

apache/shenyu#6801 · 1 comment · Opened Aug 3, 2026
[BUG] — `String.matches(...)` (Pattern.compile per call) per line per AI request/response (multiple sites) Open

priority: medium type: performance

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

apache/shenyu#6800 · 1 comment · Opened Aug 3, 2026
[BUG] — `ApacheDubboProxyService`: per-request `GsonUtils` parse of selector handle into `List<DubboUpstream>` Open

priority: medium type: performance

Difficulty 3/5 1-2 days Newbie friendliness 64/100

apache/shenyu#6799 · 1 comment · Opened Aug 3, 2026
[BUG] — Dubbo & Sofa reference caches: `key.contains(id)` substring invalidation → mass spurious rebuilds + O(n) full scan per event Open

priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 52/100

apache/shenyu#6798 · 1 comment · Opened Aug 3, 2026
[BUG] — `BaseDataCache.selectorAccept`/`ruleAccept`: O(n² log n) re-scan + re-sort on EVERY sync event Open

priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 48/100

apache/shenyu#6796 · 1 comment · Opened Aug 3, 2026
[BUG] — AI request/response transformer + MCP decorator: `collectList` on streaming responses breaks backpressure / unbounded in-memory buffering Open

feature: plugin priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 55/100

apache/shenyu#6795 · 1 comment · Opened Aug 3, 2026
[BUG] — Logging send pools: `AbortPolicy` silently drops log-send tasks + `keepAliveTime=60000 MICROSECONDS` (60 ms, not 60 s) unit bug Open

priority: medium type: performance

Difficulty 3/5 1-2 days Newbie friendliness 55/100

apache/shenyu#6794 · 1 comment · Opened Aug 3, 2026
[BUG] — `WebClientMessageWriter`: no `doOnError`/`doOnCancel` on `chain.execute` → upstream response body Flux never drained on mid-chain error/cancel → connection pool leak Open

plugin: response priority: medium type: performance

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

apache/shenyu#6793 · 1 comment · Opened Aug 3, 2026
[BUG] — Dubbo plugin performs blocking registry connect / `ReferenceConfig.get()` on the event loop (cache-miss path) Open

plugin: apache-dubbo priority: medium type: performance

Difficulty 4/5 3-5 days Newbie friendliness 56/100

apache/shenyu#6792 · 1 comment · Opened Aug 3, 2026
[BUG] WebSocket endpoint re-registered before markRegistered guard — duplicate endpoint registration crashes context refresh Open

client: register priority: medium type: bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

apache/shenyu#6791 · 1 comment · Opened Aug 3, 2026
[BUG] Tars `clazz.getAnnotation(ShenyuTarsService.class)` NPE when annotation is on an interface/superclass Open

priority: medium type: bug

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

apache/shenyu#6790 · 1 comment · Opened Aug 3, 2026
[BUG] WebSocket `registerMetaData` field is dead — metadata always registered despite default `false` Open

client: register priority: medium type: bug

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

apache/shenyu#6788 · 1 comment · Opened Aug 3, 2026

apache/shenyu

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