Update ktor monorepo to v3.2.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
io.ktor:ktor-client-java	3.1.1 -> 3.2.0
io.ktor:ktor-client-darwin	3.1.1 -> 3.2.0
io.ktor:ktor-client-android	3.1.1 -> 3.2.0
io.ktor:ktor-serialization-kotlinx-json	3.1.1 -> 3.2.0
io.ktor:ktor-client-content-negotiation	3.1.1 -> 3.2.0
io.ktor:ktor-client-serialization	3.1.1 -> 3.2.0
io.ktor:ktor-client-logging	3.1.1 -> 3.2.0
io.ktor:ktor-client-json	3.1.1 -> 3.2.0
io.ktor:ktor-client-core	3.1.1 -> 3.2.0

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Release Notes

ktorio/ktor (io.ktor:ktor-client-java)

v3.2.0

Compare Source

Published 12 June 2025

Features

• Dependency injection Ktor extension (KTOR-8267)
• Support Version Catalog (KTOR-8162)
• Unix domain socket support at the Ktor Engine level (KTOR-4766)
• Allow suspend Ktor modules (KTOR-8005)
• Ability to use browser cookie storage (KTOR-539)
• Configuration file deserialization (KTOR-7874)
• HttpCache: Support evicting/clearing cache (KTOR-6653)
• File configuration for dependencies (KTOR-8304)

Improvements

• Excessive allocation of ApplicationConfig when loading multiple files from CLI (KTOR-8563)
• Linux curl engine doesn't work for simultaneous websocket and http request (KTOR-8259)
• ktor-network produces ProGuard warning (KTOR-8525)
• More overloads for StringValuesBuilder.appendAll (KTOR-8573)
• HttpClientCall: Deprecate wrapWithContent and wrap (KTOR-8378)
• Add a way to create an ApplicationCall for testing (KTOR-7607)
• Configuration access API improvements (KTOR-8185)
• Application instance access in testApplication (KTOR-8215)
• The TestApplication client should be configurable and mutable (KTOR-8465)
• Support accessing resolved IP address on an instance of io.ktor.network.sockets.InetSocketAddress (KTOR-8490)
• Deprecate SaveBodyPlugin in favor of HttpClientCall.save (KTOR-8367)
• Obscure log message on server startup (KTOR-8519)
• Routing: accept should return 406 if the Accept header isn't matched (KTOR-8416)
• MicrometerMetrics: the route label can exceed length limit (KTOR-7274)
• Micrometer: Make route label configurable (KTOR-8183)
• Add more common ContentType values (KTOR-7108)

Bugfixes

• Logging/Darwin: IOException is thrown when detecting if body is a binary (KTOR-8581)
• Netty: NoSuchElementException or empty headers when responding with 204 (KTOR-8528)
• YAML configuration: NoSuchElementException when parameter is expanded with curly braces (KTOR-8575)
• ApplicationConfig: Most of the content is absent after merging configs (KTOR-8565)
• Android: "ProtocolException: TRACE does not support writing" when sending TRACE request (KTOR-8352)
• The "Content-Length: 0" header is added for GET requests sent to some servers (KTOR-6508)
• HttpRequestRetry: requests with some IOException's thrown by Java engine aren't retried (KTOR-6770)
• HttpCookies: Encoding of request cookies is not preserved in CookiesStorage (KTOR-8343)
• Url class mangles data URLs (KTOR-5708)
• SaveBodyPlugin: Logging plugin consumes response body (KTOR-6474)
• Config deserialization does not respect testApplication environment (KTOR-8436)
• Resources: Exclude a parent from query params when it is an object (KTOR-8507)
• BearerAuthProvider does not clear token if refreshTokens returns null (KTOR-8470)
• Coroutines launched from RoutingContext are not cancelled upon server shutdown (KTOR-8338)
• Application job is not joined during shutdown (KTOR-8291)
• HttpCache: InvalidCacheStateException thrown when Vary header has different entries is overly severe (KTOR-8345)
• Fix socket channel close handling (KTOR-8201)

v3.1.3

Compare Source

Published 5 May 2025

Improvements

• Implement toString for staticContentRoute (KTOR-8451)
• Don't send Authorization header for requests marked with markAsRefreshTokenRequest (KTOR-8107)
• ByteChannel single-byte operations are slow (KTOR-8412)
• Receiving multipart without Content-Length is very slow (KTOR-8407)
• MicrometerMetrics: different path 404s requests can be abused to trigger OOM (KTOR-8276)
• Compression & Static Content: No Vary Header when serving a compressed resource (KTOR-8326)
• HttpTimeout: Reference to nonexistent INFINITE_TIMEOUT_MS in the exception message (KTOR-8358)

Bugfixes

• Websockets: Unable to send a frame when ktor-serialization-kotlinx-json-jvm dependency is defined in Maven build (KTOR-7662)
• OkHttp: Cancelling of SSE request job doesn't cancel the connection (KTOR-8409)
• OkHttp: Exceptions are not propagated to flow collectors (KTOR-7947)
• OOM in CountedByteReadChannel while copying from multipart/form-data part channel (KTOR-8317)
• Apache5: "ProtocolException: OPTIONS request must have Content-Type header" is thrown when body isn't set (KTOR-8318)
• Netty/Websockets: server processes hanging in CLOSE_WAIT state after many concurrent requests (KTOR-7965)
• Update JTE to the version supporting Kotlin 2.1.0 (KTOR-8030)

v3.1.2

Compare Source

Published 27 March 2025

Improvements

• Update Kotlin to 2.1.20 (KTOR-8081)
• Remove empty artifacts from publication (KTOR-8336)

Bugfixes

• URL-safe base64 decoding problem (KTOR-8292)
• Auth: AuthTokenHolder.clearToken executed in the middle of an ongoing token update doesn't actually clear (KTOR-8312)
• Android: "Array has more than one element" error when starting a server with release build (KTOR-7298)
• WebSockets: extensions in sec-websocket-extensions header must be separated by comma (KTOR-6384)
• OkHttp: Cancelling of SSESession.incoming flow doesn't cancel connection (KTOR-8244)

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