# Changelog ## v1.6.0 ### New Features - PeakEWMA supports configuring activeRequestBias (#2301) @jizhuozhi - gRPC filter supports UDS (#2309) @wenxuwan - Support init inherit old mosn config function (#2241) @dengqian - Allow custom proxy defaultRouteHandlerName (#2308) @fibbery ### Changes - Example http-sample README adding configuration file link (#2226) @mimani68 - Update wazero to 1.2.1 (#2254) @codefromthecrypt - Update dependencies (#2230) (#2233) (#2247) (#2302) (#2326) (#2332) (#2333) @dependabot ### Refactoring - Refactor debug log content, move data into tracef (#2316) @antJack ### Optimization - Optimize the default EWMA of newly added hosts (#2301) @jizhuozhi - PeakEwma LB no longer counts error responses (#2323) @jizhuozhi ### Bug fixes - Fix edfScheduler incorrectly fixing weight to 1 in dynamic load algorithm (#2306) @jizhuozhi - Fix unstable LB behavior caused by changing the order of cluster hosts (#2258) @dengqian - Fix panic caused by missing EWMA() method in NilMetrics (#2310) @antJack (#2312) @jizhuozhi - Fix panic caused by empty cluster hosts when xDS is updated (#2314) @dengqian - Fix reboot failure due to undeleted UDS socket file when MOSN exits abnormally (#2318) @wenxuwan - Fix xDS status code not converted error. Fix unhandled istio inbound IPv6 address error (#2144) @kkrrsq - Fix new connection error when Listener does not close directly during graceful exit of non-hot upgrade (#2234) @hui-cha - Fix goimports lint error (#2313) @spacewander ## v1.5.0 ### New Features - EdfLoadBalancer supports slow start mode (#2178) @jizhuozhi - Support cluster exclusive connectionPool (#2281) @yejialiango - LeastActiveRequest and LeastActiveConnection load balancers support setting active_request_bias (#2286) @jizhuozhi - Support configuration of metric sampler (#2261) @jizhuozhi - Add PeakEWMA load balancer (#2253) @jizhuozhi ### Changes - README update partners & users (#2245) @doujiang24 - Update dependencies (#2242) (#2248) (#2249) @dependabot - Upgrade the floor Go version supported by MOSN to 1.18 (#2288) @muyuan0 ### Optimization - Use logical clock to make edf scheduler more stable (#2229) @jizhuozhi - Change log level on missing proxy_on_delete from ERROR to WARN in proxywasm (#2246) @codefromthecrypt - Receiver names are different for connection object (#2262) @diannaowa - Disable over strict linters in workflow (#2259) @jizhuozhi - Disable workflow when PR in draft mode (#2269) @diannaowa - Use pointer to avoid overhead of duffcopy and duffzero (#2272) @jizhuozhi - Remove unnecessary imports (#2292) @spacewander - CI add goimports check (#2297) @spacewander ### Bug fixes - Fix panic caused by different hosts using the same rander during health check (#2240) @dengqian - Fix connpool binding conn id (#2263) @antJack - Fix saved client stream protocol information to DownStreamProtocol in the context (#2270) @nejisama - Fix not using the correct Go version for testing (#2288) @muyuan0 - Fix incorrectly assume the variable not found if the real value is '-' (#2174) @3062 - Fix nil interface panic caused by cluster certificate configuration error (#2291) @3062 - Fix parsing error caused by using interface type in the leastActiveRequestLoadBalancer configuration (#2284) @jizhuozhi - Fix configuration lbConfig not effective (#2299) @3062 - Fix activeRequestBias missing default value and some naming case error (#2298) @jizhuozhi ## v1.4.0 ### New Features - Support record HTTP health check log (#2096) @dengqian - Add least_connection load balancer (#2184) @dengqian - Add API to force reconnect and send ADS request (#2183) @dengqian - Support pprof debug server endpoint configure (#2202) @dengqian - Integrate with mosn.io/envoy-go-extension, consult [document](https://github.com/mosn/mosn/blob/master/examples/codes/envoy-go-extension/README_EN.md) (#2200) @antJack (#2222) @3062 - Add API to support override registration (mosn/pkg#72) @antJack - Add a field in variables to record mosn processing time (#2235) @z2z23n0 - Support setting cluster idle_timeout to zero to indicate never timeout (#2197) @antJack ### Refactoring - Move pprof import to pkg/mosn (#2216) @3062 ### Optimization - Reduce logging for proxywasm benchmarks (#2189) @Crypt Keeper ### Bug fixes - Enlarge UDP DNS resolve buffer (#2201) @dengqian - Fix the debug server not inherited during smooth upgrade (#2204) @dengqian - Fix where new mosn would delete reconfig.sock when smooth upgrade failed (#2205) @dengqian - Fix HTTP health check URL with query string will be unescaped (#2207) @dengqian - Fix lb ReqRoundRobin fails to choose host when index exceeds hosts length (#2209) @dengqian - Fix the problem that after RDS creates a route, the established connection cannot find the route (#2199) @dengqian (#2210) @3062 - Fix old cache values are read after the execution of Variable.Set (mosn/pkg#73) @antJack - Fix panic caused by DefaultRoller not setting time (mosn/pkg#74) @dengqian - Advance the timing of metrics initialization to make it work for static config (#2221) @dengqian - Fix a concurrency problem caused by multiple health checkers sharing rander (#2228) @dengqian - Set HTTP/1.1 as the HTTP protocol to be sent upstream (#2225) @dengqian - Completing the missing statistics (#2215) @3062 ## v1.3.0 ### Refactoring - Moves to consolidated Proxy-Wasm implementation and enables wazero by default (#2172) [@Crypt Keeper](https://github.com/codefromthecrypt) ### Optimization - Optimized parsing xDS transparent proxy configuration: add pass-through configuration for unrecognized addresses (#2171) [@3062](https://github.com/3062) - Optimized the golangci execution flow in CI testing (#2166) [@taoyuanyuan](https://github.com/taoyuanyuan) (#2167) [@taoyuanyuan](https://github.com/taoyuanyuan) - Add integrated benchmarks for Proxy-Wasm (#2164) [@Crypt Keeper](https://github.com/codefromthecrypt) (#2169) [@Crypt Keeper](https://github.com/codefromthecrypt) - Upgrade the minimum version of Go supported by MOSN to 1.17 (#2160) [@Crypt Keeper](https://github.com/codefromthecrypt) - Fix some problems in the README.md (#2161) [@liaolinrong](https://github.com/liaolinrong) - Add benchmark (#2173) [@3062](https://github.com/3062) - subsetLoadBalancer reuse subset entry to optimze alloc/inuse memory (#2119) [@dzdx](https://github.com/dzdx) (#2188) [@liwu](https://github.com/chuailiwu) ### Bug fixes - Fix a panic problem with connpool_binging when connecting to upstream timeout (#2180) [@EraserTime](https://github.com/EraserTime) - Fix the problem that retryTime is 0 when cluster LB algorithm is LB_ORIGINAL_DST (#2170) [@3062](https://github.com/3062) - Fix smooth upgrade failed (#2129) [@Bryce-Huang](https://github.com/Bryce-huang) (#2193) [@3062](https://github.com/3062) - Modify the way xDS Listener logs are parsed (#2182) [@3062](https://github.com/3062) - Fix example print error (#2190) [@liaolinrong](https://github.com/liaolinrong) ## v1.2.0 ### New Features - Support for configuring HTTP retry status codes (#2097) [@dengqian](https://github.com/dengqian) - Add dev container build configuration and instructions (#2108) [@keqingyuan](https://github.com/keqingyuan) - Support connpool_binding GoAway (#2115) [@EraserTime](https://github.com/EraserTime) - Support for configuring the listener defaultReadBufferSize (#2133) [@3062](https://github.com/3062) - Support Proxy-Wasm v2 ABI (#2089) [@lawrshen](https://github.com/lawrshen) - Support transparent proxy based on iptables tproxy (#2142) [@3062](https://github.com/3062) ### Refactoring - Remove MOSN's extended context framework and use the variable mechanism instead. Migrate the variable mechanism and memory reuse framework to mosn.io/pkg (#2055) [@nejisama](https://github.com/nejisama) - Migrating the metrics interface to mosn.io/api (#2124) [@YIDWang](https://github.com/YIDWang) ### Bug fixes - Fix some missing log parameters (#2141) [@lawrshen](https://github.com/lawrshen) - Determine if the obtained cookie exists by error (#2136) [@greedying](https://github.com/greedying) ## v1.1.0 ### New Features - TraceLog support for zipkin (#2014) [@fibbery](https://github.com/fibbery) - Support cloud edge interconnection (#1640) [@CodingSinger](https://github.com/CodingSinger), details can be found in [blog](https://mosn.io/blog/posts/mosn-tunnel/) - Trace supports plugin extension in the form of Driver, using SkyWalking as trace implementation (#2047) [@YIDWang](https://github.com/YIDWang) - Support Parsing Extended xDS Stream Filter (#2095) [@Bryce-huang](https://github.com/Bryce-huang) - stream filter: ipaccess extension implements xDS parsing logic (#2095) [@Bryce-huang](https://github.com/Bryce-huang) - Add package tar command to MakeFile (#1968) [@doujiang24](https://github.com/doujiang24) ### Changes - Adjust connection read timeout from buffer.ConnReadTimeout to types.DefaultConnReadTimeout (#2051) [@fibbery](https://github.com/fibbery) - Fix typo in documentation (#2056) (#2057)[@threestoneliu](https://github.com/threestoneliu) (#2070) [@chenzhiguo](https://github.com/chenzhiguo) - Update the configuration file of license-checker.yml (#2071) [@kezhenxu94](https://github.com/kezhenxu94) - New interface for traversing SubsetLB (#2059) (#2061) [@nejisama](https://github.com/nejisama) - Add SetConfig interface for tls.Conn (#2088) [@antJack](https://github.com/antJack) - Add Example of xds-server as MOSN control plane (#2075) [@Bryce-huang](https://github.com/Bryce-huang) - Add error log when HTTP request parsing fails (#2085) [@taoyuanyuan](https://github.com/taoyuanyuan) (#2066) [@fibbery](https://github.com/fibbery) - Load balancing skips the last selected host on retry (#2077) [@dengqian](https://github.com/dengqian) - Access logs support printing traceID, connectionID and UpstreamConnectionID (#2107) [@Bryce-huang](https://github.com/Bryce-huang) ### Refactoring - Refactor how HostSet is used (#2036) [@dzdx](https://github.com/dzdx) - Change the connection write data to only support synchronous write mode (#2087) [@taoyuanyuan](https://github.com/taoyuanyuan) ### Optimization - Optimize the algorithm for creating subset load balancing to reduce memory usage (#2010) [@dzdx](https://github.com/dzdx) - Support scalable cluster update method operation (#2048) [@nejisama](https://github.com/nejisama) - Optimize multi-certificate matching logic: match servername first, and match ALPN only after all servernames are unmatched (#2053) [@MengJiapeng](https://github.com/MengJiapeng) ### Bug fixes - Fix the latest image version in the wasm example to be a fixed version (#2033) [@antJack](https://github.com/antJack) - Adjust the order of log closing execution when MOSN exits, and fix the problem that some exit logs cannot be output correctly (#2034) [@doujiang24](https://github.com/doujiang24) - Fix the problem that OriginalDst was not properly processed after matching successfully (#2058) [@threestoneliu](https://github.com/threestoneliu) - Fix the problem that the protocol conversion scene does not handle exceptions correctly, and add the protocol conversion implementation specification (#2062) [@YIDWang](https://github.com/YIDWang) - Fix stream proxy not properly handling exception events such as connection write timeout/disconnect (#2080) [@dengqian](https://github.com/dengqian) - Fix the panic problem that may be caused by the wrong timing of connection event listening (#2082) [@dengqian](https://github.com/dengqian) - Avoid closing event before event listener connection (#2098) [@dengqian](https://github.com/dengqian) - HTTP1/HTTP2 protocol save protocol information in context when processing (#2035) [@yidwang](https://github.com/YIDWang) - Fix possible concurrency issues when pushing xDS (#2101) [@yzj0911](https://github.com/yzj0911) - If the upstream address variable is not found, it no longer returns null and returns ValidNotFound (#2049) [@songzhibin97](https://github.com/songzhibin97) - Fix health check does not support xDS (#2084) [@Bryce-huang](https://github.com/Bryce-huang) - Fix the method of judging the upstream address (#2093) [@dengqian](https://github.com/dengqian) ## v1.0.1 ### Changes - Protocol: Bolt v1 v2 maps status code api.NoHealthUpstreamCode -> ResponseStatusNoProcessor (#2018) [@antJack](https://github.com/antJack). ### Bug fixes - Should allow AppendGracefulStopStage and AppendBeforeStopStage when MOSN is starting or running (#2029) [@rayowang](https://github.com/rayowang). - Fix wrong variable in error message when workerPool Panic (#2019) [@antJack](https://github.com/antJack). ## v1.0.0 ### Changes - Protocol: bolt support GoAway (#1993) [@z2z23n0](https://github.com/z2z23n0) - Protocol: HTTP health check support more configurations (#1999) [@dengqian](https://github.com/dengqian) - Add new Admin API for query MOSN version (#2002) [@songzhibin97](https://github.com/songzhibin97) - Exit code change to 2 when mosn start failed in upgrade mode (#2006) [@doujiang24](https://github.com/doujiang24) - Add a new function to check whether MOSN is in active upgrading state (#2003) [@doujiang24](https://github.com/doujiang24) - Add new command: stop (#1990) [@Jun10ng](https://github.com/Jun10ng) ### Bug fixes - Fix the problem that the domain name update result is wrong when there are multiple DNS domain names in StrictDnsCluster (#1994) [@Jun10ng](https://github.com/Jun10ng) - Fix upgrade state check error when metrics is configured to shared memory (#2011) [@nejisama](https://github.com/nejisama) ## v0.27.0 ### New Features - Support istio v1.10.6 by default. Support switch istio version by make command, current MOSN support v1.10.6 and v1.5.2. (#1910) [@nejisama](https://github.com/nejisama) - Support use variables to configure route headers add or remove. (#1946) [@MengJiapeng](https://github.com/MengJiapeng) - Support health check's initialize interval can be configured (#1942) [@rickey17](https://github.com/rickey17) - Add HTTP Dial for upstream cluster health check (#1942) [@rickey17](https://github.com/rickey17) - Add extension callback function for tls context created. [@antJack](https://github.com/antJack) - Support extension for Listener and Connection created. [@antJack](https://github.com/antJack) - Support graceful shutdown for xprotocol framework. (#1922) [@doujiang24](https://github.com/doujiang24) - Support graceful shutdown for MOSN (#1922) [@doujiang24](https://github.com/doujiang24) - Integrated [Holmes](https://github.com/mosn/holmes) for automatically pprof (#1978) [@doujiang24](https://github.com/doujiang24) - Add Fetch and RequireCert for SDS client [@nejisama](https://github.com/nejisama) - Add a new tls verify extension: sni verify (#1910) [@nejisama](https://github.com/nejisama) ### Changes - Upgrade dubbo-go-hessian to v1.10.2 (#1896) [@wongoo](https://github.com/wongoo) - Add new configuration for upstream cluster: IdleTimeout (#1914) [hui-cha](https://github.com/hui-cha) - Transfer some upstream cluster configuration constants to `config/v2` package (#1970) [@jizhuozhi](https://github.com/jizhuozhi) - Add variable to store request raw data in xprotocol protocols implementations [@antJack](https://github.com/antJack) - Add new configuration for original-dst filter: localhost listener can be used in listener match fallback (#1972) [@nejisama](https://github.com/nejisama) - Add new configuration for original-dst cluster: use localhost address as the target address [@nejisama](https://github.com/nejisama) - Do not use vendor mode any more, use go mod instead. (#1997) [@nejisama](https://github.com/nejisama) ### Refactoring - Refactor MOSN state management and stage management. (#1859) [@doujiang24](https://github.com/doujiang24) - Shield signal processing extension related interfaces, do not expose semaphore to developers, and modify it to be scalable for behavior after receiving a signal. (#1859) [@doujiang24](https://github.com/doujiang24) - Use separate IoBuffer for log (#1936) [@nejisama](https://github.com/nejisama) - Refactor sds provider, support a sds config to generate different tls config (#1958) [@nejisama](https://github.com/nejisama) ### Optimization - Optimize the irregular module naming in examples. (#1913) [@scaat](https://github.com/scaat) - Delete some useless fields in connection struct (#1811) [@doujiang24](https://github.com/doujiang24) - Optimize the heap management in edf loadbalancer (#1920) [@jizhuozhi](https://github.com/jizhuozhi) - Optimize the error message when get variables returns error (#1952) [@antJack](https://github.com/antJack) - Optimize the memory reuse in proxy: a finished request received reset will take no effect on memory reuse now [@wangfakang](https://github.com/wangfakang) - Optimize the memory usage in maglev loadbalancer (#1964) [@baerwang](https://github.com/baerwang) - Support error log to iobuffer error, support exception handling when log rotation error occurs (#1996) [@nejisama](https://github.com/nejisama) ### Bug fixes - Fix: when stream id is too large in http2, the connection is not closed. (#1900) [@jayantxie](https://github.com/jayantxie) - Fix: route error log output is abnormal (#1915) [@scaat](https://github.com/scaat) - Fix: xprotocol go plugin example build errors (#1899) [@nearmeng](https://github.com/nearmeng) - Fix: original-dst filter get ip errors being ignored (#1931) [@alpha-baby](https://github.com/alpha-baby) - Fix: HTTP may cause hangs in high concurrency (#1949) [@alpha-baby](https://github.com/alpha-baby) - Fix: istio config parse extension spell error (#1927) [LemmyHuang](https://github.com/LemmyHuang) - Fix: proxy may cause nil panic when get variables (#1953) [@doujiang24](https://github.com/doujiang24) - Fix: HTTP cannot get reason for connection reset (#1772) [@wangfakang](https://github.com/wangfakang) - Fix: cannot restart a stopped listener (#1883) [@lemonlinger](https://github.com/lemonlinger) - Fix: strict-dns debug log output is abnormal (#1963) [@wangfakang](https://github.com/wangfakang) - Fix: divide 0 error in edf loadbalancer (#1970) [@jizhuozhi](https://github.com/jizhuozhi) - Fix: listener may cause nil panic when set deadline (#1981) [@antJack](https://github.com/antJack) - Fix: some typo errors [@Jun10ng](https://github.com/Jun10ng) [@fibbery](https://github.com/fibbery) - Fix: too many goroutines makes go test race failed (#1898) [@alpha-baby](https://github.com/alpha-baby) ## v0.26.0 ### Incompatible Change For implementing new protocols more nature, XProtocol is no longer as a protocol and no subprotocol any more. XProtocol is a framework to implement protocol easier now. So, the old existing code for implementing new protocols need some changes, please see [this doc](reports/xprotocol_0.26.0.md)(In Chinese) for changing the old existing code suit for the new release. ### New Features - Added the ip_access new filter to manage access control based on IP (#1797). [@Bryce-huang](https://github.com/Bryce-huang) - Support admin api extends auth functions (#1834). [@nejisama](https://github.com/nejisama) - The transcode filter module support dynamic phase (#1815). [@YIDWang](https://github.com/YIDWang) - Added the SetConnectionState method for tls connection in pkg/mtls/crypto/tls.Conn (#1804). [@antJack](https://github.com/antJack) - Added the after-start and after-stop two new stages, and allow to register handler during these stages. [@doujiang24](https://github.com/doujiang24) - Support specify the unix domain socket directory by adding the new "uds_dir" configuration (#1829). [@dengqian](https://github.com/dengqian) - Support choose dynamic protocol convert dynamically and allow register transcoder through go-plugin. [@Tanc010](https://github.com/Tanc010) - Added more HTTP protocol method to make protocol matcher work properly (#1870). [@XIEZHENGYAO](https://github.com/XIEZHENGYAO) - Support to set upstream protocol dynamically (#1808). [@YIDWang](https://github.com/YIDWang) - Support set default HTTP stream config #1886. [@nejisama](https://github.com/nejisama) ### Changes - Change the default max header size to 8KB (#1837). [@nejisama](https://github.com/nejisama) - Refactory default HTTP1 and HTTP2 convert, remove the proxy convert, use transcoder filter instead. [@nejisama](https://github.com/nejisama) - transcoder filter: changed to register trancoder factory instead trancoder (#1879). [@YIDWang](https://github.com/YIDWang) ### Bug fixes - Fix a HTTP buffer reuse related bug that may leads to nil panics in high concurrency case. [@nejisama](https://github.com/nejisama) - Fix: get the proper value of variable response_flag, (#1814). [@lemonlinger](https://github.com/lemonlinger) - Fix: prefix_write not work with "/" (#1826). [@Bryce-huang](https://github.com/Bryce-huang) - Fix: the reconfig.sock file may be removed unexpectly when killed the old MOSN manually during smoothly upgrade, (#1820). [@XIEZHENGYAO](https://github.com/XIEZHENGYAO) - Fix the bug in doretry: should not set setupRetry to false directly, since the old response should be skip when the new upstream request has been sent out (#1807). [@taoyuanyuan](https://github.com/taoyuanyuan) - Should set the inherit config back to the MOSN instance (#1819). [@XIEZHENGYAO](https://github.com/XIEZHENGYAO) - Should send resetStreamFrame to upstream when cancel grpc context at client side, otherwise server side context won't be done. [@XIEZHENGYAO](https://github.com/XIEZHENGYAO) - Should set the resetReason before closing the stream connection, otherwise, may unable to get the real reason (#1828). [@wangfakang](https://github.com/wangfakang) - Should use the listener that best match when found multi listeners, otherwise, may got 400 error code. [@MengJiapeng](https://github.com/MengJiapeng) - Fixed panic due to concurrent map iteration and map write during process setting broadcast in HTTP2 protocol. [@XIEZHENGYAO](https://github.com/XIEZHENGYAO) - Fix memory leak occurred in the binding connpool of XProtocol (#1821). [@Dennis8274](https://github.com/Dennis8274) - Should close logger at the end, otherwise, may lost log during close MOSN instance (#1845). [@doujiang24](https://github.com/doujiang24) - Fix panic due to codecClient is nil when got connect timeout event from XProtocol PingPong connection pool (#1849). [@cuiweixie](https://github.com/cuiweixie) - Health checker not work when the unhealthyThreshold is an empty value (#1853). [@Bryce-huang](https://github.com/Bryce-huang) - WRR may leads dead recursion in unweightChooseHost #1860. [@alpha-baby](https://github.com/alpha-baby) - Fix direct response, send hijack should not transcode. [@nejisama](https://github.com/nejisama) - Fix EDF wrr lb cannot choose a healthy host when there's a unhealthy host with a high weight. [@lemonlinger](https://github.com/lemonlinger) - Got the wrong CACert filename when converting the listen filter from Istio LDS, MOSN may not listen success (#1893). [@doujiang24](https://github.com/doujiang24) - The goroutine for resolving hosts in STRICT_DNS_CLUSTER cannot be stopped #1894 [@bincherry](https://github.com/bincherry) ## v0.25.0 ### New Features - Routing configuration supports remove request headers. [@wangfakang](https://github.com/wangfakang) - Support WASM Reload. [@zu1k](https://github.com/zu1k) - Integrated SEATA TCC mode, support HTTP protocol. [@dk-lockdown]((https://github.com/dk-lockdown) - Support boltv2 protocol tracelog. [@nejisama](https://github.com/nejisama) - New metrics stream filter for gRPC framework. [@wenxuwan](https://github.com/wenxuwan) - Support DNS related configuration in xDS cluster config. [@antJack](https://github.com/antJack) ### Refactoring - Decouple MOSN core and Istio related xDS code. [@nejisama](https://github.com/nejisama) - Upgrade proxy-wasm-go-host version. [@zhenjunMa](https://github.com/zhenjunMa) - Refactor networkfilter configuration parse functions, support `AddOrUpdate` and `Get`. [@antJack](https://github.com/antJack) ### Optimization - Use `mod vendor` instead of `GO111MODULE=off` in Makefile. [@scaat](https://github.com/scaat) - Move some archived repo code into `mosn.io/pkg`. [@nejisama](https://github.com/nejisama) - Optimize EDF loadbalancer: random pick host at the first select time. [@alpha-baby](https://github.com/alpha-baby) - Optimize EDF loadbalancer performance. [@alpha-baby](https://github.com/alpha-baby) - Optimize boltv2 protocol heartbeat's trigger and reply. [@nejisama](https://github.com/nejisama) - Optimize HTTP2 retry processing in stream mode, optimize HTTP2 unary request processing in stream mode. [@XIEZHENGYAO](https://github.com/XIEZHENGYAO) - Ignore CPU numbers limit when use environment variable to set GOMAXPROCS. [@wangfakang](https://github.com/wangfakang) - Reduce memory alloc when create subset loadbalancer. [@dzdx]((https://github.com/dzdx) - Support different listener can independent run same name gRPC Server. [@nejisama](https://github.com/nejisama) ### Bug fixes - Fix MOSN hangs up when host is empty when retry. [@XIEZHENGYAO](https://github.com/XIEZHENGYAO) - Fix connections in `msgconnpool` cannot handle connect event. [@RayneHwang](https://github.com/RayneHwang) - Fix MOSN panic when tracer driver is not inited and someone calls tracer `Enable`. [@nejisama](https://github.com/nejisama) - Fix boltv2 protocol constructs hijack response version wrong. [@nejisama](https://github.com/nejisama) - Fix HTTP2 handle connection termination event. [@XIEZHENGYAO](https://github.com/XIEZHENGYAO) - Fix typo. [@jxd134](https://github.com/jxd134) [@yannsun](https://github.com/yannsun) - Fix `ResponseFlag` outputs in `RequestInfo`. [@wangfakang](https://github.com/wangfakang) - Fix bolt/boltv2 protocol not recalculated the empty data's length. [@hui-cha](https://github.com/hui-cha) ## v0.24.0 ### New Features - Support jaeger to collect OpenTracing message [@Roger](https://github.com/Magiczml) - Routing configuration new variable configuration mode, you can modify the routing results by modifying the variable [@wangfakang](https://github.com/wangfakang) - Routing virtualhost matching supports port matching mode [@jiebin](https://github.com/jiebinzhuang) - Impl envoy filter: [header_to_metadata](https://www.envoyproxy.io/docs/envoy/latest/configuration/http/http_filters/header_to_metadata_filter) [@antJack](https://github.com/antJack) - Support graceful for uds [@taoyuanyuan](https://github.com/taoyuanyuan) - New subset load balancing logic to use the full list of machines for load balancing in scenarios where there is no metadata matching [@nejisama](https://github.com/nejisama) - MOSN's grpc framework supports graceful stop [@alpha-baby](https://github.com/alpha-baby) ### Optimization - Optimize health check update mode for Cluster configuration updates [@alpha-baby](https://github.com/alpha-baby) - Add OnConnectionEvent interface in api.Connection [@CodingSinger](https://github.com/CodingSinger) - Weighted roundrobin loadbalancer underwriting policy adjusted to normal roundrobin load balancer [@alpha-baby](https://github.com/alpha-baby) - Enhance interface value in mosn variable model [@antJack](https://github.com/antJack) - Subset also follows the same underwriting strategy when determining the number of machines and whether they exist [@antJack](https://github.com/antJack) ### Bug fixes - Dubbo stream filter supports automatic protocol recognition [@Thiswang](https://github.com/Thiswang) - Fix roundrobin loadbalancer result exception in case of concurrency [@alpha-baby](https://github.com/alpha-baby) - Fix unix address resolution exception [@taoyuanyuan](https://github.com/taoyuanyuan) - Fix the exception that HTTP short connection cannot take effect [@taoyuanyuan](https://github.com/taoyuanyuan) - Fix a memory leak in the TLS over SM3 suite after disconnection [@ZengKe](https://github.com/william-zk) - HTTP2 support doretry when connection reset by peer or broken pipe [@taoyuanyuan](https://github.com/taoyuanyuan) - Fix the host information error from the connection pool [@Sharember](https://github.com/Sharember) - Fix data race bug when choose weighted cluster [@alpha-baby](https://github.com/alpha-baby) - Return invalid host if host is unhealthy in EdfLoadBalancer [@alpha-baby](https://github.com/alpha-baby) - Fix the problem that XProtocol routing configuration timeout is invalid [@nejisama](https://github.com/nejisama) ## v0.23.0 ### New Features - Add new networkfilter:grpc. A grpc server can be extended by networkfilter and implemented in the MOSN, reuse MOSN capabilities. [@nejisama](https://github.com/nejisama) [@zhenjunMa](https://github.com/zhenjunMa) - Add a new extended function for traversal calls in the StreamFilterChain. [@wangfakang](https://github.com/wangfakang) - Add HTTP 403 status code mapping in the bolt protocol. [@pxzero](https://github.com/pxzero) - Add the ability to shutdown the upstream connections. [@nejisama](https://github.com/nejisama) ### Optimization - Optimize the networkfilter configuration parsed. [@nejisama](https://github.com/nejisama) - Support extend proxy config by protocol, optimize the proxy configuration parse timing. [@nejisama](https://github.com/nejisama) - Add tls conenction's certificate cache, reduce the memory usage. [@nejisama](https://github.com/nejisama) - Optimize Quick Start Sample. [@nobodyiam](https://github.com/nobodyiam) - Reuse context when router handler check available. [@alpha-baby](https://github.com/alpha-baby) - Modify the NewSubsetLoadBalancer's input parameter to interface instead of the determined structure. [@alpha-baby](https://github.com/alpha-baby) - Add an example of using so plugin to implement a protocol. [@yichouchou](https://github.com/yichouchou) + Optimize the method of get environment variable `GOPATH` in the `MAKEFILE`. [@bincherry](https://github.com/bincherry) + Support darwin & aarch64 architecture. [@nejisama](https://github.com/nejisama) - Optimize the logger file flag. [@taoyuanyuan](https://github.com/taoyuanyuan) ### Bug fixes - Fix the bug of HTTP1 URL encoding. [@morefreeze](https://github.com/morefreeze) - Fix the bug of HTTP1 URL case-sensitive process. [@GLYASAI](https://github.com/GLYASAI) - Fix the bug of memory leak in error handling when the tls cipher suite is SM4. [@william-zk](https://github.com/william-zk) ## v0.22.0 ### New Features - Add Wasm extension framework [@antJack](https://github.com/antJack) - Add x-bolt sub-protocol to allow wasm-based codec for XProtocol [@zonghaishang](https://github.com/zonghaishang) - Support fallback through SO_ORIGINAL_DST when protocol auto-matching got failed [@antJack](https://github.com/antJack) - Support Go Plugin mode for XProtocol [@fdingiit](https://github.com/fdingiit) - Support for network extension [@wangfakang](https://github.com/wangfakang) - Update to Istio xDS v3 API [@champly](https://github.com/champly) Branch: [istio-1.7.7](https://github.com/mosn/mosn/tree/istio-1.7.7) ### Optimization - Remove redundant file path clean when resolving StreamFilter configs [@eliasyaoyc](https://github.com/eliasyaoyc) - Allow setting a unified callback handler for the StreamFilterChain [@antJack](https://github.com/antJack) - Support multi-stage execution and remove state lock for the FeatureGate [@nejisama](https://github.com/nejisama) - Add trace support for HTTP2 [@OrezzerO](https://github.com/OrezzerO) ### Refactoring - Add StageManger to divide the bootstrap procedure of MOSN into four configurable stages [@nejisama](https://github.com/nejisama) - Unify the type definitions of XProtocol and move into mosn.io/api package [@fdingiit](https://github.com/fdingiit) - Add GetTimeout method for XProtocol to replace the variable getter [@nejisama](https://github.com/nejisama) ### Bug fixes - Fix concurrent read and write for RequestInfo in Proxy [@nejisama](https://github.com/nejisama) - Fix the safety bug when forwarding the request URI [@antJack](https://github.com/antJack) - Fix concurrent slice read and write for Router configurations when doing persistence [@nejisama](https://github.com/nejisama) ## v0.21.0 ### Optimization - Upgrade sentinel version to v1.0.2 [@ansiz](https://github.com/ansiz) - Shrink the read buffer of tls when read timeout, reduce tls memory consumption [@cch123](https://github.com/cch123) - Add comments and simplify the implementation of the xprotocol protocol connpool [@cch123](https://github.com/cch123) - Update the mosn registry version [@cadeeper](https://github.com/cadeeper) [@cch123](https://github.com/cch123) ### Refactoring - Optimize header matching logic when routing, support general RPC routing matching implementation [@nejisama](https://github.com/nejisama) - Delete some of the original constants and add constants used to describe the mechanism of variables [@nejisama](https://github.com/nejisama) - Refactor flow control module, support custom callback extension, realize the ability to customize filter conditions and modify context information, etc [@ansiz](https://github.com/ansiz) ### Bug fixes - Fix metrics statistics error when request is abnormal [@cch123](https://github.com/cch123) - Fix the bug that the URL is not escaping before forwarding HTTP request [@antJack](https://github.com/antJack) - Fix the variable injection errors in HTTP protocol, Fix the bug that routing rewrite is not supported in the HTTP2 protocol [@nejisama](https://github.com/nejisama) ### New Features - Support Domain-Specific Language route implementation [@CodingSinger](https://github.com/CodingSinger) - StreamFilter supports the dynamic link libraries written in Go [@CodingSinger](https://github.com/CodingSinger) - VirtualHost supports per_filter_config configuration in routing configuration [@machine3](https://github.com/machine3) - Xprotocol supports dubbo thrift protocol [@cadeeper](https://github.com/cadeeper) ## v0.20.0 ### Optimization - Add UDS address prefix check before UDS resolution when TCP address resolution fails [@wangfakang](https://github.com/wangfakang) - Optimized the retrial interval for connection pool acquisition [@nejisama](https://github.com/nejisama) - Add global switch for write loop mode [@nejisama](https://github.com/nejisama) - Optimize auto protocol matching and add test cases [@taoyuanyuan](https://github.com/taoyuanyuan) - Replace the headers with more efficient variables [@CodingSinger](https://github.com/CodingSinger) - Pool the writeBufferChan timer to reduce overhead [@cch123](https://github.com/cch123) - Add MOSN failure detail info into TraceLog [@nejisama](https://github.com/nejisama) - New read done channel in HTTP protocol processing [@alpha-baby](https://github.com/alpha-baby) - Enhance logger rotator [@nejisama](https://github.com/nejisama) ### Refactoring - Upgrade to golang 1.14.13 [@nejisama](https://github.com/nejisama) - Refactor router chain extension mode to the route handler extension mode, support different router handler configuration [@nejisama](https://github.com/nejisama) - Refactor MOSN extended configuration, support load config according to configuration order [@nejisama](https://github.com/nejisama) ### Bug fixes - Fix the bug no provider available occurred after dubbo2.7.3 [@cadeeper](https://github.com/cadeeper) - Fix the bug that UDS connections were treated as TCP connections in netpoll mode [@wangfakang](https://github.com/wangfakang) - Fix the problem that the HTTP Header cannot be obtained correctly when it is set to an empty value [@ianwoolf](https://github.com/ianwoolf) ### New Features - Support old Mosn transfer configuration to new Mosn through UDS to solve the issue that Mosn in XDS mode cannot be smoothly upgraded [@alpha-baby](https://github.com/alpha-baby) - Automatic protocol identification supports the identification of XProtocol [@cadeeper](https://github.com/cadeeper) - Support configuration of the keepalive parameters for XProtocol [@cch123](https://github.com/cch123) - Support more detailed time tracking [@nejisama](https://github.com/nejisama) - Support metrics lazy registration to optimize metrics memory when number of service in cluster is too large [@champly](https://github.com/champly) - Add setter function for default XProtocol multiplex connection pool size [@cch123](https://github.com/cch123) - Support netpoll [@cch123](https://github.com/cch123) - Support broadcast [@dengqian](https://github.com/dengqian) - Support get tls configurations from LDS response [@wZH-CN](https://github.com/wZH-CN) - Add ACK response for SDS [@wZH-CN](https://github.com/wZH-CN) ## v0.19.0 ### Optimization - Use the latest TLS memory optimization scheme [@cch123](https://github.com/cch123) - Proxy log optimization to reduce memory escape [@taoyuanyuan](https://github.com/taoyuanyuan) - Increase the maximum number of connections limit [@champly](https://github.com/champly) - When AccessLog fails to obtain variables, use "-" instead [@champly](https://github.com/champly) - MaxProcs supports configuring automatic recognition based on CPU usage limits [@champly](https://github.com/champly) - Allow specifying network for cluster [@champly](https://github.com/champly) ### Refactoring - Refactored the StreamFilter framework. The network filter can reuse the stream filter framework [@antJack](https://github.com/antJack) ### Bug fixes - Fix HTTP Trace get URL error [@wzshiming](https://github.com/wzshiming) - Fix the ConnectTimeout parameter of xDS cluster is not converted [@dengqian](https://github.com/dengqian) - Fix the upstreamHostGetter method gets the wrong hostname [@dengqian](https://github.com/dengqian) - Fix tcp proxy close the connection abnormally [@dengqian](https://github.com/dengqian) - Fix the lack of default configuration of mixer filter, resulting in a nil pointer reference [@glyasai](https://github.com/glyasai) - Fix HTTP2 direct response not setting `Content-length` correctly [@wangfakang](https://github.com/wangfakang) - Fix the nil pointer reference in getAPISourceEndpoint [@dylandee](https://github.com/dylandee) - Fix memory increase caused by too many Timer applications when Write is piled up [@champly](https://github.com/champly) - Fix the problem of missing stats when Dubbo Filter receives an illegal response [@champly](https://github.com/champly) ## v0.18.0 ### New Features - Add MOSN configure extension [@nejisama](https://github.com/nejisama) - Add MOSN configuration tool [mosn/configure](https://github.com/mosn/configure), improve user configure experience [@cch123](https://github.com/cch123) ### Optimization - Avoid copying http response body [@wangfakang](https://github.com/wangfakang) - Upgrade `github.com/TarsCloud/TarsGo` package, to v1.1.4 [@champly](https://github.com/champly) - Add test for various connpool [@cch123](https://github.com/cch123) - Use sync.Pool to reduce memory cost by TLS connection outBuf [@cch123](https://github.com/cch123) - Reduce xprotocol lock area [@cch123](https://github.com/cch123) - Remove useless parameter of `network.NewClientConnection` method, remove ALPN detection in `Dispatch` method of struct `streamConn` [@nejisama](https://github.com/nejisama) - Add `TerminateStream` API to `StreamReceiverFilterHandler`, with which stream can be reset during handling [@nejisama](https://github.com/nejisama) - Add client TLS fallback [@nejisama](https://github.com/nejisama) - Fix TLS HashValue in host [@nejisama](https://github.com/nejisama) - Fix disable_log admin api typo [@nejisama](https://github.com/nejisama) ### Bug fixes - Fix `go mod tidy` failing [@champly](https://github.com/champly) - Fix `ResourceExhausted: grpc: received message larger than max` when MOSN receive > 4M XDS messages [@champly](https://github.com/champly) - Fix fault tolerance unit-test [@wangfakang](https://github.com/wangfakang) - Fix MOSN reconfig fails when `MOSNConfig.servers[].listeners[].bind_port` is `false` [@alpha-baby](https://github.com/alpha-baby) - Set timeout for local write buffer send, avoid goroutine leak [@cch123](https://github.com/cch123) - Fix deadloop when TLS timeout [@nejisama](https://github.com/nejisama) - Fix data isn't modified by `SetData` method in `dubbo.Frame` struct [@lxd5866](https://github.com/lxd5866) ## v0.17.0 ### New Features - Add header max size configuration option. [@wangfakang](https://github.com/wangfakang) - Add protocol impement choice whether need workerpool mode. And support workerpool mode concurrent configuration. [@cch123](https://github.com/cch123) - Add UDS feature for listener. [@CodingSinger](https://github.com/CodingSinger) - Add dubbo protocol use xDS httproute config filter. [@champly](https://github.com/champly) ### Optimization - Optimiza http situation buffer malloc. [@wangfakang](https://github.com/wangfakang) - Optimize RWMutex for SDS StreamClient. [@nejisama](https://github.com/nejisama) - Update hessian2 v1.7.0 lib. [@cch123](https://github.com/cch123) - Modify NewStream interface, use callback replace direct. [@cch123](https://github.com/cch123) - Refactor XProtocol connect pool, support pingpong mode, mutiplex mode and bind mode. [@cch123](https://github.com/cch123) - Optimize XProtocol mutiplex mode, support Host max connect configuration. [@cch123](https://github.com/cch123) - Optimize route regex config avoid dump unuse config. [@wangfakang](https://github.com/wangfakang) ### Bug fixes - Fix README ant logo invalid address. [@wangfakang](https://github.com/wangfakang) - Fix header override content when set a longer header to request header. [@cch123](https://github.com/cch123) - Fix Dubbo protocol analysis attachment maybe panic. [@champly](https://github.com/champly) ## v0.16.0 ### Optimization - Logger Roller supports the custom Roller. [@wenxuwan](https://github.com/wenxuwan) - Add a SendHijackReplyWithBody API for streamFilter. [@wenxuwan](https://github.com/wenxuwan) - The configuration adds option of turning off the smooth upgrade. If the smooth upgrade is turned off, different instances of MOSN can be started on the same machine. [@cch123](https://github.com/cch123) - Optimize the MOSN integration test framework and add more unit test cases. [@nejisama](https://github.com/nejisama) [@wangfakang](https://github.com/wangfakang) [@taoyuanyuan](https://github.com/taoyuanyuan) - DirectResponse route configuration supports the update mode of XDS. [@wangfakang](https://github.com/wangfakang) - Add a new field of TLSContext for clusterManager configuration. [@nejisama](https://github.com/nejisama) ### Bug fixes - Fix the bug that UDP connection timeout during the smooth upgrade will cause an endless loop. [@dengqian](https://github.com/dengqian) - Fix the bug that call DirectResponse in the SendFilter will cause an endless loop. [@taoyuanyuan](https://github.com/taoyuanyuan) - Fix concurrency conflicts in HTTP2 stream counting. [@wenxuwan](https://github.com/wenxuwan) - Fix the bug that UDP connection read timeout cause data loss. [@dengqian](https://github.com/dengqian) - Fix the bug that the response StatusCode cannot be recorded correctly due to the loss of the protocol flag when doing a retry. [@dengqian](https://github.com/dengqian) - Fix the protocol boltv2 decode error. [@nejisama](https://github.com/nejisama) - Fix the bug that listener cannot be restarted automatically when listener panic. [@alpha-baby](https://github.com/alpha-baby) - Fix the bug that NoCache flag is invalid in variable. [@wangfakang](https://github.com/wangfakang) - Fix concurrency conflicts in SDS reconnect. [@nejisama](https://github.com/nejisama) ## v0.15.0 ### New Features - Routing Path Rewrite supports configuring the content of Rewrite by regular expression [@liangyuanpeng](https://github.com/liangyuanpeng) - Configure new fields: Extended configuration fields, you can start the configuration by extending the configuration fields; Dubbo service discovery configuration via extended configuration fields [@cch123](https://github.com/cch123) - New DSL feature for easy control of request processing behavior [@wangfakang](https://github.com/wangfakang) - Extended implementation of StreamFilter with new traffic mirroring function [@champly](https://github.com/champly) - Listener configuration adds UDP support [@dengqian](https://github.com/dengqian) - Configuration format support YAML format parsing [@GLYASAI](https://github.com/GLYASAI) - Routing support for HTTP redirect configuration [@knight42](https://github.com/knight42) ### Optimization - Istio's stats filter for personalizing metrics based on matching criteria [@wzshiming](https://github.com/wzshiming) - Metrics configuration support to configure the output percentage of the Histogram [@champly](https://github.com/champly) - StreamFilter New state for aborting requests directly and not responding to clients [@taoyuanyuan](https://github.com/taoyuanyuan) - XProtocol hijack response support carry body [@champly](https://github.com/champly) - Apache SkyWalking upgrade to version 0.5.0 [arugal](https://github.com/arugal) - Upstream Connection TLS State Determination Modification to support the determination of whether a connection needs to be re-established via a TLS-configured Hash [@nejisama](https://github.com/nejisama) - Optimize DNS cache logic to prevent DNS flooding issues that can be caused when DNS fails [@wangfakang](https://github.com/wangfakang) ### Bug fixes - Fix the bug that XProtocol protocols determine protocol errors in scenarios with multiple protocols when TLS encryption is enabled [@nejisama](https://github.com/nejisama) - Fix bug in AccessLog where variables of prefix match type don't work [@dengqian](https://github.com/dengqian) - Fix bug where Listener configuration parsing is not handled correctly [@nejisama](https://github.com/nejisama) - Fix Router/Cluster bug that fails to save when the Name field contains a path separator in the file persistence configuration type [@nejisama](https://github.com/nejisama) ## v0.14.0 ### New Features - Support for Istio 1.5.X [@wangfakang](https://github.com/wangfakang) [@trainyao](https://github.com/trainyao) [@champly](https://github.com/champly) - go-control-plane upgrade to version 0.9.4 - xDS support for ACK, new Metrics for xDS. - Istio sourceLabels filtering support - probe interface with pilot-agent support - support for more startup parameters, adapting to Istio agent startup scenarios - gzip, strict-dns, original-dst support for xDS updates. - Remove Xproxy Logic - Maglev Load Balancing Algorithm Support [@trainyao](https://github.com/trainyao) - New connection pool implementation for supporting message class requests [@cch123](https://github.com/cch123) - New Metrics for TLS Connection Switching [@nejisama](https://github.com/nejisama) - Metrics for adding HTTP StatusCode [@dengqian](https://github.com/dengqian) - Add Metrics Admin API output [@dengqian](https://github.com/dengqian) - New interface to query the number of current requests for proxy [@zonghaishang](https://github.com/zonghaishang) - Support for HostRewrite Header [@liangyuanpeng](https://github.com/liangyuanpeng) ### Optimization - Upgrade tars dependencies to fix compilation issues with higher versions of Golang [@wangfakang](https://github.com/wangfakang) - xDS Configuration Analysis Upgrade Adaptation Istio 1.5.x [@wangfakang](https://github.com/wangfakang) - Optimize log output from proxy [@wenxuwan](https://github.com/wenxuwan) - DNS Cache default time changed to 15s [@wangfakang](https://github.com/wangfakang) - HTTP Parameter Route Matching Optimization [@wangfakang](https://github.com/wangfakang) - Upgrade the fasthttp library [@wangfakang](https://github.com/wangfakang) - Optimizing Dubbo Request Forwarding Encoding [@zonghaishang](https://github.com/zonghaishang) - Request max body configurable for HTTP support [@wangfakang](https://github.com/wangfakang) ### Bug fixes - Fix Dubbo Decode bug that fails to parse attachment [@champly](https://github.com/champly) - Fix bug where streams could be created before HTTP2 connection is established [@dunjut](https://github.com/dunjut) - Fix HTTP2 Handling Trailer null pointer exception [@taoyuanyuan ](https://github.com/taoyuanyuan) - Fix bug where HTTP request headers are not standardized by default [@nejisama](https://github.com/nejisama) - Fix panic exceptions caused by disconnected connections during HTTP request processing [@wangfakang](https://github.com/wangfakang) - Fix read/write lock copy issue with dubbo registry [@champly](https://github.com/champly) ## v0.13.0 ### New Features - Support Strict DNS Cluster [@dengqian](https://github.com/dengqian) - Stream Filter [@wangfakang](https://github.com/wangfakang) that supports GZip processing - Dubbo service registry complete Beta version [@cch123](https://github.com/cch123) - Stream Filter [@NeGnail](https://github.com/NeGnail) that supports standalone fault isolation - Integrated Sentinel flow limiting capability [@ansiz](https://github.com/ansiz) ### Optimization - Optimize implementation of EDF LB and re-implement WRR LB using EDF [@CodingSinger](https://github.com/CodingSinger) - Configure to get ADMIN API optimizations, add features and environment variable related ADMIN API [@nejisama](https://github.com/nejisama) - Update that triggers a health check when updating Host changed from asynchronous mode to synchronous mode [@nejisama](https://github.com/nejisama) - Updated the Dubbo library to optimize the performance of Dubbo Decode [@zonghaishang](https://github.com/zonghaishang) - Optimize Metrics output in Prometheus, using regularity to filter out illegal Key [@nejisama](https://github.com/nejisama) - Optimize MOSN's return status code [@wangfakang](https://github.com/wangfakang) ### Bug fix - Fix concurrent conflict issues with health check registration callback functions [@nejisama](https://github.com/nejisama) - Fix the error where the configuration persistence function did not handle the null configuration correctly [@nejisama](https://github.com/nejisama) - Fix the problem that DUMP as a file fails when ClusterName/RouterName is too long [@nejisama](https://github.com/nejisama) - Fix the problem of not getting the XProtocol protocol correctly when getting it [@wangfakang](https://github.com/wangfakang) - Fix the problem with fetching the wrong context when creating StreamFilter [@wangfakang](https://github.com/wangfakang) ## v0.12.0 ### New Features - Support Skywalking [@arugal](https://github.com/arugal) - Stream Filter adds a new phase of Receive Filter execution, which allows you to execute Receive Filter [@wangfakang](https://github.com/wangfakang) again after MOSN has finished routing Host - HTTP2 supports streaming [@peacocktrain](https://github.com/peacocktrain) [@taoyuanyuan](https://github.com/taoyuanyuan) - FeatureGate adds interface KnownFeatures to output current FeatureGate status [@nejisama](https://github.com/nejisama) - Provide a protocol-transparent way to obtain requested resources (PATH, URI, ARG), with the definition of resources defined by each protocol itself [@wangfakang](https://github.com/wangfakang) - New load balancing algorithm - Support for ActiveRequest LB [@CodingSinger](https://github.com/CodingSinger) - Support WRR LB [@nejisama](https://github.com/nejisama) ### Optimize - XProtocol protocol engine optimization [@neverhook](https://github.com/neverhook) - Modifies the XProtocol heartbeat response interface to support the protocol's heartbeat response to return more information - Optimize connpool for heartbeat triggering, only heartbeats will be triggered if the protocol for heartbeats is implemented - Dubbo library dependency version updated from v1.5.0-rc1 to v1.5.0 [@cch123](https://github.com/cch123) - API Adjustments, HostInfo added health check related interface [@wangfakang](https://github.com/wangfakang) - Optimize circuit breaking function [@wangfakang](https://github.com/wangfakang) - Responsible for balanced selection logic simplification, Hosts of the same address multiplex the same health check mark [@nejisama](https://github.com/nejisama) [@cch123](https://github.com/cch123) - Optimize HTTP building logic and improve HTTP building performance [@wangfakang](https://github.com/wangfakang) - Log rotation logic triggered from writing logs, adjusted to timed trigger [@nejisama](https://github.com/nejisama) - Typo fixes [@xujianhai666](https://github.com/xujianhai666) [@candyleer](https://github.com/candyleer) ### Bug Fix - Fix the xDS parsing fault injection configuration error [@champly](https://github.com/champly) - Fix the request hold issue caused by the MOSN HTTP HEAD method [@wangfakang](https://github.com/wangfakang) - Fix a problem with missing StatusCode mappings in the XProtocol engine [@neverhook](https://github.com/neverhook) - Fix the bug for DirectReponse triggering retries [@taoyuanyuan](https://github.com/taoyuanyuan) ## v0.11.0 ### New features - Support the extension of Listener Filter, the transparent hijacking capability is implemented based on Listener Filter [@wangfakang](https://github.com/wangfakang) - New Set method for variable mechanism [@pxzero](https://github.com/pxzero) - Added automatic retry and exception handling when SDS Client fails [@taoyuanyuan](https://github.com/taoyuanyuan) - Improve TraceLog and support injecting context [@nejisama](https://github.com/nejisama) ### Refactoring - Refactored XProtocol Engine and reimplemented SOFARPC protocol [@neverhook](https://github.com/neverhook) - Removed SOFARPC Healthcheck filter and changed to xprotocol's built-in heartbeat implementation - Removed the original protocol conversion (protocol conv) support of the SOFARPC protocol, and added a new protocol conversion extension implementation capability based on stream filter - xprotocol adds idle free and keepalive - Protocol analysis and optimization - Modify the Encode method parameters of HTTP2 protocol [@taoyuanyuan](https://github.com/taoyuanyuan) - Streamlined LDS interface parameters [@nejisama](https://github.com/nejisama) - Modified the routing configuration model, abandoned `connection_manager` [@nejisama](https://github.com/nejisama) ### Optimization - Optimize Upstream dynamic domain name resolution mechanism [@wangfakang](https://github.com/wangfakang) - Optimized TLS encapsulation, added error log, and modified timeout period in compatibility mode [@nejisama](https://github.com/nejisama) - Optimize timeout setting, use variable mechanism to set timeout [@neverhook](https://github.com/neverhook) - Dubbo parsing library dependency upgraded to 1.5.0 [@cch123](https://github.com/cch123) - Reference path migration script adds OS adaptation [@taomaree](https://github.com/taomaree) ### Bug fix - Fix the problem of losing query string during HTTP2 protocol forwarding [@champly](https://github.com/champly) ## v0.10.0 ### New features - Support multi-process plugin mode - Startup parameters support service-meta parameters - Supports abstract uds mode to mount sds socket ### Refactoring - Separate some mosn base library code into mosn.io/pkg package (github.com/mosn/pkg) - Separate mosn interface definition to mosn.io/api package (github.com/mosn/api) ### Optimization - The log basic module is separated into mosn.io/pkg, and the log of mosn is optimized - Optimize FeatureGate - Added processing when failed to get SDS configuration - When CDS deletes a cluster dynamically, it will stop the health check corresponding to the cluster - The callback function when sds triggers certificate update adds certificate configuration as a parameter ### Bug fixes - Fixed a memory leak issue when SOFARPC Oneway request failed - Fixed the issue of 502 error when receiving non-standard HTTP response - Fixed possible conflicts during DUMP configuration - Fixed the error of Request and Response Size of TraceLog statistics - Fixed write timeout failure due to concurrent write connections - Fixed serialize bug - Fixed the problem that the memory reuse buffer is too large when the connection is read, causing the memory consumption to be too high - Optimize Dubbo related implementation in XProtocol ### v0.9.0 ### New features - Support variable mechanism, accesslog is modified to use variable mechanism to obtain information ## Refactoring - Refactored package reference path for `sofastack.io/sofa-mosn` to `mosn.io/mosn` ### Bug fix - Fixed the bug that buf is not empty when Write is connected - Fixed HTTP2 stream counting bug - Fix memory leak caused by proxy coroutine panic - Fix memory leak caused by read and write coroutine stuck in specific scenarios - Fix the bug of xDS concurrent processing - `make image` output image modification, modified to a MOSN example - Fixed the field of getting CallerAPP in TraceLog of SOFA RPC ## v0.8.1 ### New features - Metrics added: count of requests that MOSN failed to process ### Optimization - Improved the write performance of Metrics shared memory with MMAP - Reduced the default coroutine pool size and optimize memory usage - Optimized log output ### Bug fix - Fixed a bug where if there is a log file when MOSN starts, it is not rotated normally. ## v0.8.0 ### New features - Added interface: Support connection returns current availability status - Manage API to add default help page ### Optimization - Reduced connections and request default memory allocation - Optimized machine list information storage in ConfigStore - Metrics optimization - SOFARPC heartbeat requests are no longer recorded in Metrics - Optimize shared memory mode for Metrics use - Optimized profile reading, ignoring empty files and non-json files - Optimized the xDS client - The xDS client is modified to start completely asynchronously without blocking the startup process - Optimize xDS client disconnect retry logic ### Bug fix - Fixed bug where hot upgrade connection migration would fail in TLS Inspector mode - Fixed a bug where the log rotation configuration could not be updated correctly - Fixed a bug where the log did not output log time correctly at the Fatal level - Fixed a bug in which a connected read loop would cause an infinite loop in a particular scenario - Fixed a bug in HTTP connection count statistics errors - Fixed a bug that prevented the channel from being properly closed when the connection was closed - Fixed bug handling of buffers when handling response to BoltV2 protocol - Fixed concurrency violations when reading and writing persistent configurations - Fixed concurrency conflicts that receive responses and trigger timeouts ## v0.7.0 ### New features - Added FeatureGates support - Added Metrics: request processing time in MOSN - Support for restarting listening sockets that have been closed at runtime ### Refactoring - Upgraded to Go 1.12.7 - Modified the xDS client startup order, now it will start before the MOSN service ### Bug fix - Fixed a bug that did not properly trigger a request reset when an RPC request was written. - Fixed memory leak bugs when no upstream response was received - Fixed a bug where some of the request parameters would be lost when the HTTP request was retried - Fixed a bug that could cause panic when DNS resolution failed - Fixed a bug that didn't time out when the connection was established in TLS Inspector mode - prometheus output format no longer supports gzip ## v0.6.0 ### New features - Configured the new idle connection timeout `connection_idle_timeout` field, the default value is 90s. MOSN will actively close the connection when the idle connection timeout is triggered - Error log adds Alert interface and outputs error log with error code format - Support SDS to obtain TLS certificate ### Refactoring - Refactored upstream module - Refactored the internal Cluster implementation structure - Update Host implementation changed from delta update to full update to speed up update - Refactored Snapshot implementation - Optimized some memory usage - Modified the parameters of some interface functions - Refactored the implementation of Tracing and supports more extensions ### Optimization - Optimized connected Metrics statistics - Optimized the output format of Metrics in prometheus mode - Optimized IO write coroutines to reduce memory footprint ### Bug fix - Fixed possible concurrency violations when creating Loggers concurrently - Fixed a bug that caused a panic due to a response and a trigger timeout - Fixed concurrent bugs when HTTP processing connection reset - Fixed bug where the log file could not be rotated correctly after it was deleted - Fixed a concurrent bug when HTTP2 handled goaway ## v0.5.0 ### New features - Configure a hybrid mode that supports both xDS mode and static configuration - Support management API extensible registration new API - Supports dynamic update of StreamFilter configuration, which can take effect on all connections ### Refactoring - Refactored package import path - Changed from `github.com/alipay/sofa-mosn` to `sofastack.io/sofa-mosn` ### Optimaztion - Optimized the output structure of the error log - Improved implementation of configuration file json parsing - Optimized memory reuse for large buffer scenarios - Optimized the use of shared memory for Metrics when first booting ### Bug fix - Fixed bug where ProxyLogger's log level could not be dynamically updated - Fixed connection read and write loops that could cause panic bugs - Fixed a bug that didn't work correctly when deleting multiple clusters at the same time - Fixed a bug where the number of active requests in Metrics was incorrectly counted in concurrency - Fixed a bug where the HTTP connection triggered a panic when resetting and receiving a response concurrency ## v0.4.2 ### New features - Support for new profile models - Cluster configuration support is set to a separate directory - Routing configuration support is set to a separate directory - Support for multiple certificate configurations - Compatible with old profile models - Add new Metrics to show basic information - version number - version of Go used - MOSN runtime state - the address to listen to - Support for Metrics filtering - Support for registering callback functions when MOSN changes state - Support Request oneway - Support batch modification of error log level, support batch shutdown of Access log ### Refactoring - Refactored the Proxy threading model - Each request is processed using a separate Goroutine - Use the state machine instead of the callback function to request the processing flow to be modified to serial - Refactored the connection pool selection model, try to avoid selecting the backend to the exception ### Optimization - Optimized Metrics output performance - Optimized error log output - Optimized SOFA RPC protocol parsing performance - Extended the implementation of the context, reduce the number of nesting layers and optimize performance when compatible with standard contexts ### Bug fix - Fixed a bug in the parsing part of the json configuration - Fixed a bug where HTTP would trigger Goroutine leaks in certain scenarios - Fixed bug in IO write concurrency scenarios that could cause panic - Fixed a bug where HOST information was not deduplicated ## v0.4.1 ### New features - Metrics added prometheus mode output - Metrics supports exclusion configuration - Support dynamic opening and closing of logs, support dynamic adjustment of error log level - HTTP protocol support 100 continue - Support Tars protocol - Connections that support the SOFARPC protocol send heartbeats when idle - Support for creating connections based on sub-protocols of SOFARPC - Support for new smooth upgrade methods - Active health check supports scalable implementation, default is tcp dial - Memory Multiplexing Module supports scalability - Load balancing implementation support for scalability - Profile resolution support is extensible, default is json file parsing ### Refactoring - Refactored the stream package structure, modified some API interfaces - Log module modified to asynchronous write log - Refactored xDS configuration conversion module - Refactored implementation of the routing chain - Move some common function functions to the utils package directory ### Optimization - Route matching optimization, supporting KV matching in specific scenarios - The request status code recorded in the request message is uniformly converted to the HTTP status code as a standard - Optimized Tracer implementation to improve the performance of Tracer records - Optimized performance for profile persistence - Optimized performance for dynamically updating backend machine lists ### Bug fix - Fixed deadlock bug in workpool - Fixed bug with HTTP2 error handling trailer - Fixed concurrency issues with buffer reuse ## v0.4.0 ### New features - Support gRPC via HTTP2 - Support HTTP/HTTP2 protocol automatic identification - Tracer supporting SOFA RPC protocol - Add more routing features - Support for retry policy configuration - Policy configuration that supports direct response - Support for adding and deleting custom fields in HTTP header - Support for rewriting the HTTP protocol Host and URI - Support for scalable routing implementation - Support QPS current limiting and rate based current limiting - Support fault injection - Support for Mixer - Support for obtaining MOSN runtime configuration ### Refactoring - Refactored the protocol framework to support the extension of the SOFA RPC sub-protocol ### Optimization - Optimized support for the HTTP protocol, performance improvement of about 30% - Optimized support for HTTP2 protocol, performance improvement of about 100% - Optimized implementation of TCP Proxy ### Bug fix - Fixed a bug in smooth upgrades - Fixed bug with HTTP/HTTP2 protocol processing - Fixed some bugs with potential memory leaks ## v0.3.0 ### New features - Support for smooth migration of Metrics - Smooth migration with TLS support ### Optimization - Optimized CPU and memory usage for SOFARPC protocol resolution ## v0.2.1 ### New features - Support stand-alone TLS switch - Support Dubbo protocol through XProtocol protocol ## v0.2.0 ### New features - Support for route matching rules with weights - Added xDS client implementation - Support for LDS - Support CDS - Support for four layers of Filter to expand - Support TLS configuration scalable - Support for IO processing based on native epoll - Enhanced scalability for protocol parsing - Added XProtocol, which can be implemented by XProtocol extension protocol ### Optimization - Implement memory reuse framework to reduce memory allocation overhead ## v0.1.0 ### New features - Implemented a programmable, scalable network extension framework MOSN - Achieved the protocol framework - Support SOFA RPC protocol - Support HTTP protocol - Support HTTP2 protocol - Support for scalable mode based on Stream Filters - Support back-end cluster management and load balancing - Support simple route matching rules - Support smooth restart and smooth upgrade