diff options
| -rw-r--r-- | doc/src/guide/migrating_from_1.7.asciidoc | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/doc/src/guide/migrating_from_1.7.asciidoc b/doc/src/guide/migrating_from_1.7.asciidoc index 92470aa..d10d1fd 100644 --- a/doc/src/guide/migrating_from_1.7.asciidoc +++ b/doc/src/guide/migrating_from_1.7.asciidoc @@ -14,15 +14,23 @@ concurrently accepting new connections. Ranch 2.0 also adds experimental support for opening more than one listening socket on a single port. -Starting with Ranch 2.0 we are also providing a Prometheus -collector as a separate project as well as a Grafana -dashboard. +Starting with Ranch 2.0 we are also providing a +https://github.com/juhlig/prometheus_ranch[Prometheus collector] +as a separate project as well as a +https://github.com/juhlig/prometheus_ranch/blob/master/dashboards/ranch-dashboard.json[Grafana dashboard]. Ranch 2.0 is compatible with Erlang/OTP 21.0 onward. Support for Erlang/OTP 19 and 20 has been removed. === Features added +* Ranch now comes with a `ranch.appup` file necessary for + performing release upgrades. A test suite has been added + to confirm release upgrades work from one tag to the next. + Numerous fixes were made that will also improve error recovery. + Release upgrades will only be supported from Ranch 2.0 + onward. + * The `num_conns_sups` option has been added. It allows configuring the number of connection supervisors. It now defaults to `num_accceptors`. The old behavior can @@ -71,7 +79,7 @@ for Erlang/OTP 19 and 20 has been removed. socket options. * The callback function `Transport:messages/0` return value - now include the tag used for passive messages. + now includes the tag used for passive messages. * The `Socket` argument was removed from `Protocol:start_link/3`. The socket must now be obtained by calling `ranch:handshake/1,2`. @@ -128,11 +136,17 @@ for Erlang/OTP 19 and 20 has been removed. * Connection draining has now been documented in the guide following user feedback and discussions. -* Ranch is now tested against `havoc`, a chaos monkey style +* Ranch is now tested against https://concuerror.com/[Concuerror], + a model checking tool for debugging, testing and verifying + concurrent Erlang programs. Two tests have been added in this + release and more will follow in the future. + +* Ranch is now tested against `stampede`, a chaos monkey style testing tool. Currently includes three scenarios: normal TCP and TLS listeners and embedded TCP listener. This new test suite helped uncover a misplaced `monitor/2` call - added during the development of Ranch 2.0. + added during the development of Ranch 2.0 (we were using a + similar tool, `havoc`, at the time of finding that issue). * The supervisor for acceptors and the parent supervisor for connection supervisors now have an adaptive restart |