wai-extra

Provides some basic WAI handlers and middleware.

http://github.com/yesodweb/wai

Version on this page:3.1.16
LTS Haskell 22.41:3.1.15
Stackage Nightly 2024-11-10:3.1.16
Latest on Hackage:3.1.17

See all snapshots wai-extra appears in

MIT licensed by Michael Snoyman
Maintained by [email protected]
This version can be pinned in stack with:wai-extra-3.1.16@sha256:1de0c2c7c4c2bad1ba90d5f683654d8461626ff05a78502849ccd72f63ad6819,8174

wai-extra

The goal here is to provide common features without many dependencies.

Example using Server-Sent Events

There is a small example using Server-Sent Events (SSE) in the ./example directory.

Run the commands below to start the server on http://localhost:8080

$ stack build .
$ stack exec example

Changes

Changelog for wai-extra

3.1.16

  • Substituted data-default-class for data-default #1010

3.1.15

  • Added validateHeadersMiddleware for validating response headers set by the application #990.

3.1.14

  • Request parsing throws an exception rather than erroring #972:
    • Add RequestParseException type and expose it from the Network.Wai.Parse module.
    • Behavior change : parseRequestBody and parseRequestBodyEx (exported from Network.Wai.Parse) throw RequestParseException rather than calling error.
  • defaultGzipSettings now exported to not depend on Data.Default #959

3.1.13.0

  • Added Combine Headers Middleware #901

3.1.12.1

  • Include test/{json.gz,noprecompress} as extra-source-files #887

3.1.12

  • Added gzip caching based on ETag #885:

3.1.11

  • Overhaul to Network.Wai.Middleware.Gzip #880:
    • Don’t fail if quality value parameters are present in the Accept-Encoding header
    • Add Accept-Encoding to the Vary response header, instead of overriding it
    • Add setting parameter to decide the compression threshold (gzipSizeThreshold)
    • Always skip compression on a 206 Partial Content response
    • Only catch IOExceptions and ZlibExceptions when using GzipCacheFolder
    • Added documentation on the usage of gzip and its decision-making.

3.1.10.1

  • Added documentation to Accept Override Middleware #884

3.1.10

  • Fixed import linting mistake introduced in 3.1.9 (#875)) where Network.Wai.Handler.CGI wouldn’t compile on Windows. #881
  • Added Select to choose between Middlewares #878

3.1.9

  • Cleanup and linting of most of wai-extra and refactoring the gzip middleware to keep it more DRY and to skip compression earlier if possible #875
  • Added HealthCheckEndpoint Middlewares for health check #877

3.1.8

  • Added an ApacheWithSettings output format for RequestLogger that allows request filtering similar to DetailedWithSettings and logging of the current user via wai-logger’s initLoggerUser #866

3.1.7

  • Added new mPrelogRequests option to DetailedSettings #857

3.1.6

  • Remove unused dependencies #837

3.1.5

  • Network.Wai.Middleware.RealIp: Add a new middleware to infer the remote IP address from headers #834

3.1.4.1

  • Network.Wai.Middleware.Gzip: Add Vary: Accept-Encoding header to responses #829

3.1.4

  • Export Network.Wai.Middleware.RequestLogger.JSON.requestToJSON #827

3.1.3

  • Add a DetailedWithSettings output format for RequestLogger that allows to hide requests and modify query parameters #826

3.1.2

  • Remove an extraneous dot from the error message for defaultRequestSizeLimitSettings

3.1.1

  • Network.Wai.Middleware.RequestSizeLimit: Add a new middleware to reject request bodies above a certain size. #818

3.1.0

  • Network.Wai.Test: Add support for source locations to assertion primitives #817

3.0.32

  • Undo previous two release, restore code from 3.0.29.2

3.0.31

  • Undo WaiTestFailure change in previous release

3.0.30

  • Network.Wai.Test: Add support for source locations to assertion primitives #812

3.0.29.2

  • flush SSE headers early #804

3.0.29.1

  • Fix Network.Wai.Test.request always sending an empty request body #794

3.0.29

  • Export Network.Wai.EventSource.eventStreamAppRaw #786

3.0.28

  • Add Network.Wai.EventSource.eventStreamAppRaw #767

3.0.27

  • Add custom request log formatter which includes response headers #762

3.0.26.1

  • When available, supply the response size to custom loggers #757

3.0.26

  • Throw 413 for too large payload
  • Throw 431 for too large headers #741

3.0.25

  • Supporting network version 3.0.

3.0.24.3

  • Drop unnecessary lifted-base dependency
  • Drop unnecessary stringsearch dependency #714

3.0.24.2

  • Consider quoted multipart form boundary markers #700.
  • Don’t raise exceptions in formatAsJSON #709

3.0.24.1

  • Fix a “file not found” exception in wai-extra #705

3.0.24.0

  • Add timeout middleware #702.

3.0.23.0

  • Add rewriteRoot middleware #697.

3.0.22.1

  • Drop dependency on blaze-builder, requiring streaming-commons >= 0.2

3.0.22.0

  • Support for streaming-commons 0.2
  • Support for resourcet 1.2

3.0.21.0

  • Export Network.Wai.Parse.noLimitParseRequestBodyOptions #662.

3.0.20.2

  • Revert previous change to srequest, which caused breakage

3.0.20.1

  • Set requestBodyLength for srequest #654

3.0.20.0

  • runSessionWith (runSession variant that gives access to ClientState) #629

3.0.19.1

  • All loggers follow the autoFlush setting #604

3.0.19

  • Add a new function basicAuth’, which passes request to the CheckCreds argument.

3.0.18

  • ForceSSL: preserve port number when redirecting to https. #582

3.0.17

  • Gzip pre compressed #580

3.0.16.1

  • Fix the way the header length is checked (for limiting the max header length)

3.0.16.0

  • Add a new function “parseRequestBodyEx” that allows various size limits to be set.

3.0.15.3

  • Allow wai-logger 2.3

3.0.15.2

  • Doc improvements

3.0.15.1

  • don’t use deprecated CRT functions on Windows #544

3.0.15

  • add requestSizeCheck #525

3.0.14.3

  • Add missing requestHeaderReferer and requestHeaderUserAgent fields to CGI yesod#1186

3.0.14.2

  • Case insensitive multipart request header lookup #518

3.0.14.1

  • Doc update for logStdout and logStdoutDev #515

3.0.14

  • Middleware to force domain names. #506 #507

3.0.13.1

  • Support wai 3.2

3.0.13

  • Autoflush handle #466

3.0.12

  • Add Network.Wai.Header.contentLength to read the Content-Length header of a response
  • The gzip middleware no longer zips responses smaller than 860 bytes

3.0.11

  • Add constructor for more detailed custom output formats for RequestLogger
  • Add JSON output formatter for RequestLogger

3.0.10

  • Adding Request Body to RequestLogger #401

3.0.9

  • Network.Wai.Middleware.Routed module added

3.0.7

  • Add appearsSecure: check if a request appears to be using SSL even in the presence of reverse proxies #362
  • Add ForceSSL middleware #363
  • Add Approot middleware

3.0.6.1

  • Test code: only include a Cookie header if there are cookies. Without this patch, yesod-test cookie handling is broken.

3.0.6

  • Add Cookie Handling to Network.Wai.Test #356

3.0.5

  • add functions to extract authentication data from Authorization header [#352](add functions to extract authentication data from Authorization header #352)

3.0.4.6

  • Access log sequence not valid #336

3.0.4.5

  • Allow fast-logger 2.3

3.0.4.3

Test suite warning cleanup

3.0.4.2

Allow blaze-builder 0.4

3.0.4.1

Fix compilation failure on Windows #321

3.0.4

Add the StreamFile middleware.

3.0.3

Add the AddHeaders middleware.