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1.3.0

Unpublished yet

  • ktor client proxy support
  • Eliminated kotlinx.io dependency
  • Fixed server identity compression handling: keep original content length
  • Fixed handling GET requests with body (#1302)
  • Fixed curl request with empty body
  • Added iOS url session configuration
  • Fixed CIO engine no longer sends port in "Host" header (#1295)
  • Add INTRINSIC value to TLS signature algorithms
  • Introduced ability to send string in request body
  • Improved client and server typeOf support with kotlinx.serialization
  • Gradle 5.4.1+ with newer metadata (metadata 1.0)
  • Improved exceptions handling in client and server on Android
  • Added missing TLS parameters and relaxed TLS parsing to ignore unsupported features

1.2.5

27 Sep 2019

  • Fixed ClosedSendChannel exceptions in client and server
  • Fixed Android crash on client and server exceptions
  • Fixed server identity compression handling: keep original content length
  • Fixed partial content without the passed range doesn't have content length
  • Fixed curl request with empty body
  • Fixed empty client form data (#1297)
  • Fixed CIO engine no longer sends port in "Host" header (#1295)
  • Fixed potential deadlock in Android engine
  • Gradle Metadata 1.0 (Gradle 5.6.2)
  • kotlinx.coroutines 1.3.2
  • kotlinx.serialization 0.13.0
  • Dropwizard 4.1.0
  • jackson 2.9.9.3

1.2.4

Published 2 Sep 2019

  • Fixed multipart form header entity separator
  • Fixed crypto in IE11 (#1283)
  • Marked response transient in the client exception (#1256)
  • Fixed network on main thread in okhttp engine close
  • Fixed follow redirect iOS (#1000)
  • Kotlin 1.3.50
  • kotlinx.coroutines 1.3.0

1.2.3

Published 1 Aug 2019

  • JS websocket bugs fixes and improvements
  • Eliminated Java9's Base64 implementation (useful for older JDK and Android)
  • Fixed bug of adding unexpected trailing slash (#1201) (#1206)
  • Improved apache and okhttp client engines performance
  • Fixed client response body cancellation
  • Added client response streaming on nodejs
  • Deprecated old client BasicAuth
  • Introduced a flag to send auth without negotiation
  • Added server kotlinx.serialization initial support (SerializationConverter)
  • Client TLS implementation fixes: cancellation and error handling.
  • Added web assembly content type.
  • Prohibited server double request content call.receive.
    • Introduce DoubleReceive feature that makes it work.
  • Server CORS support fixed and improved
  • Added initial kotlinx.serialization support for server including receiving generic collections.
  • Introduced ktor-bom for better dependency management.
  • Improved jetty server engine configuration to enable manual connectors setup.
  • Fixed client memory leak (#1223).
  • Upgraded Jetty, Netty and utility libraries.
  • Kotlin 1.3.41

Breaking changes/Migration steps:

  • CORS doesn't allow non-simple request body content types anymore by default
    • to allow extra content types such as json, enable allowNonSimpleContentTypes
  • At least Kotlin 1.3.41 IS REQUIRED

1.2.2

Published 20 June 2019

  • Upgraded to Kotlin 1.3.40.
  • Netty server engine uses native transports when available (#1122).
  • Upgraded to Netty 4.1.36 (#1190).
  • Added JVM shutdown hooks in server engines (#1111, #1164).
  • Introduced challenge builder functions in server auth providers (#366, #921, #1130, #798).
  • Segmentation fault is fixed in native clients (#1135).
  • Improved gracefull shutdown in ktor client engines Jetty and Apache.
  • Removed kotlin-reflect from ktor jvm clients (#1162).
  • Client threads daemonized (#1170).
  • Relaxed client cookie value restrictions (#1069).
  • Fixed empty client requests with okhttp engine (#1175).
  • API cleanup, deprecations.
  • kotlinx.coroutines 1.2.2, kotlinx.serialization 0.11.1.

1.2.1

Published 27 May 2019

  • Fixed module function lookup (regress, #1132)
  • Fixed SessionTransportTransformers application order (#1147)
  • Fixed double content length header in requests on older Androids (#1060)
  • Fixed receiving a byte channel crash on Android (#1140)
  • Fixed websocket sockets lifecyle on Jetty engine
  • Downgraded Gradle to reduce gradle metadata version

1.2.0

14 May 2019

  • Introduced multiplatform websockets: jvm, js.
  • Added client certificates support.
  • Fixed updating session in directory storage (#963).
  • Added optional contentType to formDsl (#910).
  • MockEngine version which favors execution order and returns processed requests (#924).
  • Fixed Unit body serialization.
  • Allowed using preconfigured OkHttp client instance.
  • Defined the client default user agent.
  • Improved curl error diagnostics and resource management.
  • Fixed LogLevel.NONE with body bytes.
  • Added CIO endpoint config builder.
  • Fixed status code check in client Auth feature.
  • Fixed client close issue.
  • Fixed: GMTDate.toJvmDate() uses current date instead of given date. (#986)
  • Moved client auth to common.
  • Use UTF-8 as default charset in BasicAuth.
  • Introduced client content encoding feature.
  • Introduced client call validator feature.
  • Old API deprecations and removals.
  • Fixed gzip/deflate on JDK11
  • Introduced JWT auth header retrieval configuration (#1048)
  • CallLogging message format customization (#1047)
  • Fixed logging error with no call-related MDC (#1033)
  • Avoided using constant hash salt in UserHashedTableAuth
  • Added LDAP auth provider proper characters escaping
  • Minimized jetty core pool size and made it configurable (#1083)
  • Made servlet engine use servlet config instead of context (#1063)
  • Introduced accepted content types contributor in ContentNegotiation (#357)
  • Introduced ApplicationEnvironment.rootPath with servlet engine support (context path) (#738)
  • Support for rootPath in routing by default (#738)
  • Introduce ability to serve web resources from WAR
  • Added micrometer metrics (#1037)
  • Added Thymeleaf templating feature (#988)
  • Cookie session use / path by default (#1043)
  • Add hot reload experimental support for JDK9+ (VM option required)
  • HttpStatusCode equals check is amended
  • Added client AcceptCharset header support
  • KotlinxSerializer moved to a separate artifact
  • Client engine API simplified
  • Introduced client cache support
  • Server authenticator config reworked
  • Server digest auth updated to use UTF-8
  • Added experimental android client line-wrapping logger
  • Fixed webjars parameters handling and several minor fixes
  • Introduced JWTVerifier configure block when using JWKProvider
  • Added client json feature custom content types support
  • Fixed incorrect url encoding for some characters (#1094)
  • Fixed hanging jetty server engine
  • Introduced CIO client engine request timeout config
  • Added client multipart content length support
  • Jetty upgraded to 9.4.15.v20190215
  • okhttp client upgraded to 3.14.0
  • Fixed CIO client CPU utilization issue
  • Kotlin 1.3.31
  • kotlinx.coroutines 1.2.1

1.1.5

Published 24 Apr 2019

  • Minimized jetty core pool size and make it configurable (#1083)
  • Servlet engine fixed to use servlet config instead of context (#1063)

1.1.4

Published 13 Apr 2019

  • Upgrade to Kotlin 1.3.30
  • Upgrade coroutines to 1.2.0

1.1.3

Published 21 Feb 2019

  • Fixed NoSuchMethodError on Android (#927)
  • Fixed upload file error on JS (#956)
  • Fixed several encodings issues caused corrupted jsons and receive pipeline erros (#920, #787, #866)
  • Fixed curl connection errors reporting
  • Updated jackson dependency (#952)

1.1.2

Published 24 Jan 2019

  • Introduced native curl client engine (#479)
  • Added iosArm32 target (except curl)
  • Host and port route builders (#825)
  • Fixed host() and port() functions to respect proxy (#834)
  • Fixed classloading issue affecting hot-reload (#825)
  • Fixed hanging CIO client (#800, #806)
  • Added CIO client CBC support (#623, #560, #394)
  • Upgraded JWKS/JWT (#856)
  • Fixed server MessageDigest concurrent issues
  • Introduced NonceManager, deprecated OAuth2StateProvider
  • Prohibited setting session at server after responding the call (#864)
  • Fixed loosing errors in StatusPages if there was already a response sent
  • Introduced application property on ApplicationEngine interface
  • Introduced experimental ktor server exceptions
    • BadRequestException
    • NotFoundException
    • MissingRequestParameterException
    • ParameterConversionException
    • supported in locations out of the box (including #767)
    • experimental parameters delegation support
  • Added routing tailcard prefix support (#876, #526)
  • Fixed registering content converters with custom content type pattern (#872)
  • Improved GSON error diagnostics (#811)
  • Exclude several content types in Compression feature by default: audio, video, event-stream (#817)
  • Fixed hanging handleWebSocketConversation
  • Fixed cookie session max-age value to be bumped to Int.MAX_VALUE (#892)
  • Fixed CIO headers parsing: allowed headers with no values
  • Fixed client websocket nonce size (#861)
  • Fixed client scheme parsing
  • Supported client relative redirects by making #takeFrom() resolve relative urls. (#849)
  • Fixed network on main thread in CIO (#764)
  • Changed the default algorithm to SHA-256 from SHA-1 for signed server cookies
  • Fixed conflicting WebSockets and StatusPages (#889)
  • Update gradle to 4.10
  • Kotlin 1.3.20, kotlinx.coroutines 1.1.1, kotlinx.serialization 0.10.0

1.1.1

Published 26 Dec 2018

  • Fixed broken pom files

1.1.0

Published 24 Dec 2018

  • Reduced JDK7/8 dependencies (including #762)
  • Discarded deprecated API
  • Coroutines debug agent support
    • see Kotlin/kotlinx.coroutines/core/kotlinx-coroutines-debug/README.md
  • Fixed IndexOutOfBounds during main module function search
  • okhttp-client: pass contentLength for multipart form data
  • Improved auto-reloading feature in corner-cases (#783)
  • Fixed HTTP server upgrade to delay socket close (#674)
  • Added Mustache templating feature (#713)
  • Added ability to configure Logger instance for CallLogging
  • Fixed session HMAC to do a constant time comparison
  • Added Node.js suport for js http client (#791)
  • SessionTransportTransformerDigest is deprecated (#792)
    • also switched to SHA-384 by default that is not vulnerable
  • Fixed jetty server thread names (#756)
  • Fix conditional headers zoned dates (#476)
  • NettyChannelInitializer made public (#286)
  • Fixed slf4j dependency (#808)
  • Fixed client logging freeze
  • Added client DigestAuth feature
  • Fixed apache client response reading freeze
  • Fixed apache client engine errors handling
  • Kotlin 1.3.11, kotlinx.coroutines 1.1.0

1.0.1

Published 4 Dec 2018

  • Client logging feature (Logging in ktor-client-logging)
  • Client user agent feature (see UserAgent)
  • Client top-level list serialization support (#739)
  • JS client body handling fix (#746)
  • Client redirect edge cases fixed
  • Client close/cancel handling improved
  • CIO client bugfixes
  • Unicode filenames support in multipart fileupload (#757, #687, #596)
  • ContentNegotiation and WebSocket server features compatibility (#745)
  • Server session cookie duration is optional (#736)
  • Server autreload support fixed (#736)
  • CachingOptions resolution ambiguity fixed (#741)

1.0.0

Published 19 Nov 2018

  • Improved documentation
  • Improved performance
  • Kotlin 1.3.10
  • kotlinx.coroutines 1.0.1 and structured concurrency support:
    • Coroutine scopes introduced per pipeline, call, application and web socket session
  • Fixed client response cancelation via receive<Unit>() and response.cancel()
  • Disabled client pipelining by default to provide safe behavior by default
  • GMTDate improvements on js and native
  • Added client response observer for response logging purpose
  • Test client and mock engine improvements
  • Cookies dates, domains and dupicate parameters processing fixed
  • Server pipeline fixed to discard request body if not used (#609, #574)
  • Websocket session lifecycle fixed during close sequence
  • Several Url and UrlBuilder fixes and improvements
  • Introduced ExpectSuccess client feature
  • Fixed StatusPages to handle child job failures (#646)
  • Compression bugfixes (including #708, #685)
  • Fixed timeouts in websockets with Jetty
  • Renamed DevelopmentEngine to EngineMain
  • Restricted @Location annotation targets, allow on a typealias (#539)
  • Removed default connector on port 80 (#670)
  • Several JWT and OAuth bugfixes and error habdling improvements (#664, #676, #550)
  • Improved serialization client feature

0.9.5

Published 19 Sept 2018

  • Added shorthand client functions for HEAD, OPTIONS, PATCH and DELETE methods (#562)
  • URLBuilder's parser improved (#553, #567)
  • Improved client's cookie matching and processing
  • Introduced CallId feature
  • Added MDC support to CallLogging feature
  • Fixed setting charset encoding for non-text content types
  • Added respondOutputStream { } response function
  • Migrated to Kotlin 1.2.70
  • Split Infrastructure phase into Monitoring and Features phases

0.9.4

Published 29 Aug 2018

  • Added multiplatform client support (android and ios)
  • Added Android client engine (UrlConnection)
  • Added OkHttp client engine (Android support)
  • Added Jackson feature support
  • Added Ios client engine
  • Deprecated response.contentType and response.contentLength
  • Strengthened IncomingContent deprecation
  • Upgraded Jetty ALPN, Tomcat
  • Fixed config evaluation issues (#488)
  • Disabled async incoming upgrade stream at Tomcat
  • Prohibited appending unsafe headers to request headers
  • Renamed XForwardedHeadersSupport to XForwardedHeaderSupport (#547)
  • Added HttpResponse.receive<T> method to run response pipeline on raw response
  • Introduced kotlin multiplatform url-parser
  • Supported client form data and multipart
  • Added missing client builders for post and put methods
  • Simplify client configuration API
  • Fixed several compression issues
  • Fixed client attributes evaluation
  • Fixed CIO engine random algorithm selection
  • Fixed url parsing (#511)
  • Fixed ambiguity in writing client Content-Type and Content-Length headers
  • Minor performance fixes
  • Netty HTTP/2 fixes
  • Fixed IOOBE in satic resource resolution (#493)
  • Fixed JWT error handling
  • Kotlin 1.2.61, kotlinx.coroutines 0.25.0

0.9.3

Published 26 Jun 2018

  • Improved WebSocket API
  • Websocket header Sec-WebSocket-Key is now optional
  • Fixed client cookies rendering to avoid x-enc
  • Fixed plain text client reader (#392)
  • Added EC support in CIO TLS (#394: ECDHE_RSA_AES256_SHA384, ECDHE_RSA_AES128_SHA256)
  • Fix client certificate validation
  • Introduced optional authentication
  • Added ApplicationCall as receiver for auth validate functions
  • Introduced call.respondBytes (#395)
  • Improved JWT support: multiple schemes, nullable issuer
  • Conversion service enum type diagnostics improved (#403)
  • Avoided using apos entity in HTML escaping as IE doesn't support it (#400)
  • Converter support for java big numbers
  • Ability to add auth methods to existing feature on the fly
  • Improved auth header scheme and contents validation (#415)
  • Default charset for BasicAuth is now UTF-8 (#420)
  • Added ByteArrayContent.contentLength (#421)
  • Fixed headersOf case insensitive issue (#426)
  • Client deserialization improved by using type token
  • Ability to disable client default transformers
  • Explicit Accept header in client request
  • Turn on masking in client websockets (#423)
  • Fixed inverted PartialContent.Configuration.maxRangeCount check (#440)
  • Fixed uncaught UnsupportedMediaTypeException from receiveOrNull() (#442)
  • Fix multipart boundary header parsing
  • Upgraded jwks/jwt, applied RSA256 by default if unspecified (#434, #435)
  • Upgrade coroutine version to 0.23.3
  • Upgrade Jetty version to 9.4.11.v20180605
  • Add client-mock-engine for testing purpose
  • Use default available engine by deafult
  • Upgrade kotlin to 1.2.50

Move ktor-samples to a separate repository (#340). https://github.com/ktorio/ktor-samples

0.9.2

Published 23 Apr 2018

  • New auth DSL, more suspendable functions (such as verify/validate)
  • RoutingResolveTrace for introspecting routing resolution process
  • HTTP client improvements and bugfixes (DSL, reconnect, redirect, cookies, websockets and more)
  • CIO http client pipelining support, chunked and more
  • CIO initial TLS support
  • Session authentication provider
  • OAuth2: introduce ability to generate and verify state field
  • OAuth: fix scopes parameter to conform to RFC (#329)
  • OAuth2: fix bug with double scopes encoding (#370)
  • OAuth2: add ability to intercept redirect URL
  • CORS: introduce allowSameOrigin option
  • Auth: provide application call as receiver for validate functions (#375 and related)
  • Test host reworked, handleRequest reads the body and redirects the exceptions correctly
  • Servlets: fixed inputStream acquisition, fixed error handling
  • Java 9 compatibility improved (no modules yet)
  • Digest auth fixes (#380)
  • Log running connectors details for better development experience (#318)
  • Last-Modified header and related functionality to work in proper GMT time zone (#344)
  • IncomingContent is deprecated
  • URLBuilder fixes and improvements
  • Documentation improvements
  • Performance optimizations (Netty, CIO server backends)
  • CIO server improved stability
  • Encrypted session support (SessionTransportTransformerEncrypt)
  • Empty (null) model for freemarker (#291)
  • ContentNegotiation missing Accept header support (#317)

0.9.1

Published 29 Jan 2018

  • Support for blocking servlets and GAE
  • Headers and Parameters types instead of ValuesMap
  • Velocity templates support
  • Unsafe (Forbidden) headers checks added
  • Deprecated Resource type
  • Added support for extensible version providers to ConditionalHeaders feature
  • Engine-specific configuration support for application.conf
  • Added filtering and customisation of log level to CallLogging feature
  • Added ability to skip authentication using a predicate, add documentation to Authentication feature
  • Introduced auth0 JWT/JWKS authentication (#266)
  • ktor http client DSL improvements
  • CIO engine improvements, stability and performance
  • Introduced [OutgoingContent] properties contentLength, contentType and status
  • Upgrade Netty in the corresponding engine implementation
  • Introduced shareWorkGroup option for Netty engine
  • More documentation
  • Bump versions of dependencies

0.9.0

Published 31 Oct 2017

  • Package structure reworked
  • Packages and maven groupId renamed org.jetbrains.ktor -> io.ktor
  • Server-related artifacts having ktor-server-* name prefix (ktor-netty -> ktor-server-netty)
  • Application Host renamed to Application Engine
  • FinalContent renamed to OutgoingContent as opposite to IncomingContent (introduced in 0.4.0)
  • Added Application Engine configure facilities so one can specify thread pool size or some engine-specific parameter
  • Initial idiomatic ktor HTTP client implementation (artifacts prefixed with ktor-client-*)
  • Metrics support, DropWizard integration
  • Improve routing API, tune resolution mechanics, hide some implementation details
  • ContentNegotiation feature to support variable content on send and receive
  • Jackson support
  • Experimental pure kotlin application engine on coroutines (CIOApplicationEngine) and CIO-based http client backend
  • Improved stability under load
  • Status pages processing improvements
  • A lot of documentation

0.4.0

Published 16 Aug 2017

  • Built with Kotlin 1.1.4
  • Refactored receive/response pipelines and moved them into respective ApplicationRequest & ApplicationResponse classes
  • Fixes, improvements and integration tests for HTTP/2 support
  • Update ContentType to treat all parts case insensitively
  • Remove ApplicationLog and use SLF4J Logger directly
  • Add HttpMethod.Patch and respective builder functions
  • routing function will now install Routing feature or use existing installed feature for easier modules
  • Convert sessions to proper feature, support multiple sessions, improve DSL
  • HeadRequestSupport feature is renamed to AutoHeadResponse (with deprecated typealias)
  • Replace ApplicationTransform with receive pipeline
  • Introduce send/receive pipelines for all call pipelines
  • Gson application feature for JSON transformation of incoming & outgoing data objects
  • Added HttpBin sample (thanks to @jmfayard)
  • Employ DslMarker annotation to prevent accidental use of route functions in get/post handlers
  • Improve diagnostics for untransformed content
  • Ensure missing file (FileNotFoundException) can be handled properly with StatusPages feature
  • Websocket fixes for large frames, fragmentation and more
  • Support for specifying config file with command line
  • Improvements in Servlet-based hosts
  • Memory allocation and performance optimisations
  • Add Apache 2 LICENSE file
  • Add documentation to some types
  • New sample for static content
  • Bump versions of dependencies

0.3.3

Published 22 Jun 2017

  • Execution model slightly changed to avoid global executors. ApplicationEnvironment doesn't provide executor anymore
  • Websockets refactored with channels instead of callback functions
  • Fixed bug with compression not preserving status code (thanks Diego Rocha)
  • Fixes in Netty support: performance issues under heavy load and keep-alive connections, cancellation, closed sockets
  • Fixes in session serialization, enums support
  • Optimisations in Servlet and Jetty hosts, fixes in edge cases
  • Fixes in chat sample

0.3.2

Published 24 Apr 2017

  • Fix bug in byte array response that missed Content-Length header
  • Fix default encoding in FreeMarker to be UTF-8
  • Fix FreeMarker writer
  • Fix charset for text/* content types to be UTF-8 by default
  • Fix Kweet sample application in kweet deletion
  • Fix form authentication to adhere to removal of post parameters from parameters
  • Rework static content DSL to improve usability
  • Improve Accept header handling in routes
  • Support local class in locations, improve diagnostics
  • Add servlet host tests running in Jetty, but using servlet deployment model
  • Benchmarks can now measure GC performance (and any other JMH profiler)
  • Performance optimisations

0.3.1

Published 7 Apr 2017

  • Replace routing function contentType with accept
  • Major refactoring in internal host system to simplify and unify code
    • Use embeddedServer(Netty, …) instead of embeddedNettyServer(…)
    • Support automatic reloading in embedded hosts
    • Fix ApplicationTransform problems preventing Freemarker templates from working
  • Fix json and logback dependencies to avoid propagating to clients
  • Bug fixes & performance optimisations
  • Documentation

0.3.0

Published 8 Mar 2017

  • Major refactor to coroutines