message_bus 4.3.2 → 4.3.3

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data/CHANGELOG CHANGED
@@ -1,9 +1,13 @@
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- FUTURE
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+ 19-06-2023
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+ - Version 4.3.3
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+
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+ - FIX: Use lowercase header names in `MessageBus::Rack::Middleware` for compatibility with Rack 3.x.
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+ - FIX: Don't error when trying to write a message to a closed client
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  13-01-2023
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- - Version 4.2.1
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+ - Version 4.3.2
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  - FIX: Do not disable chunking on cancel/error
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@@ -34,7 +38,7 @@ FUTURE
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  - PERF: Optimize Client#backlog for up-to-date clients
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- Also introduces a new MessageBus#last_ids(*channels) api for fetching the last_ids of
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+ Also introduces a new MessageBus#last_ids(\*channels) api for fetching the last_ids of
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  multiple channels simultaneously
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  11-01-2022
data/README.md CHANGED
@@ -416,7 +416,7 @@ message_bus also supports PostgreSQL as a backend, and can be configured like so
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  MessageBus.configure(backend: :postgres, backend_options: {user: 'message_bus', dbname: 'message_bus'})
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  ```
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- The PostgreSQL client message_bus uses is [ruby-pg](https://bitbucket.org/ged/ruby-pg), so you can visit it's repo to see what options you can include in `:backend_options`.
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+ The PostgreSQL client message_bus uses is [ruby-pg](https://github.com/ged/ruby-pg), so you can visit it's repo to see what options you can include in `:backend_options`.
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  A `:clear_every` option is also supported, which limits backlog trimming frequency to the specified number of publications. If you set `clear_every: 100`, the backlog will only be cleared every 100 publications. This can improve performance in cases where exact backlog length limiting is not required.
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@@ -526,16 +526,11 @@ Rails.application.config do |config|
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  end
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  ```
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- Specifically, if you use a Rack middleware-based authentication solution (such as Warden) in a Rails application and wish to use it for authenticating message_bus requests, you must ensure that the MessageBus middleware comes after it in the stack. Unfortunately, this can be difficult, but the following solution is known to work:
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+ Specifically, if you use a Rack middleware-based authentication solution (such as Warden) in a Rails application and wish to use it for authenticating message_bus requests, you must ensure that the MessageBus middleware comes after it in the stack.
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  ```ruby
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  # config/initializers/message_bus.rb
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- Rails.application.config do |config|
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- # See https://github.com/rails/rails/issues/26303#issuecomment-442894832
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- MyAppMessageBusMiddleware = Class.new(MessageBus::Rack::Middleware)
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- config.middleware.delete(MessageBus::Rack::Middleware)
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- config.middleware.insert_after(Warden::Manager, MyAppMessageBusMiddleware)
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- end
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+ Rails.application.config.middleware.move_after(Warden::Manager, MessageBus::Rack::Middleware)
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  ```
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  ### A Distributed Cache
@@ -278,7 +278,7 @@ class MessageBus::Client
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  @async_response << data
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  @async_response << postfix
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  @async_response << NEWLINE
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- else
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+ elsif @io
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  @io.write(chunk_length.to_s(16) << NEWLINE << data << postfix << NEWLINE)
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  end
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  end
@@ -82,10 +82,10 @@ class MessageBus::Rack::Middleware
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  return [404, {}, ["not found"]] unless client_id
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  headers = {}
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- headers["Cache-Control"] = "must-revalidate, private, max-age=0"
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- headers["Content-Type"] = "application/json; charset=utf-8"
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- headers["Pragma"] = "no-cache"
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- headers["Expires"] = "0"
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+ headers["cache-control"] = "must-revalidate, private, max-age=0"
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+ headers["content-type"] = "application/json; charset=utf-8"
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+ headers["pragma"] = "no-cache"
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+ headers["expires"] = "0"
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  if @bus.extra_response_headers_lookup
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  @bus.extra_response_headers_lookup.call(env).each do |k, v|
@@ -1,5 +1,5 @@
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  # frozen_string_literal: true
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  module MessageBus
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- VERSION = "4.3.2"
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+ VERSION = "4.3.3"
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  end
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