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cowboy/examples/ssl_hello_world
Loïc Hoguin b370442a63 Initial commit with connection/streams
Breaking changes with previous commit. This is a very large change,
and I am giving up on making a single commit that fixes everything.
More commits will follow slowly adding back features, introducing
new tests and fixing the documentation.

This change contains most of the work toward unifying the interface
for handling both HTTP/1.1 and HTTP/2. HTTP/1.1 connections are now
no longer 1 process per connection; instead by default 1 process per
request is also created. This has a number of pros and cons.

Because it has cons, we also allow users to use a lower-level API
that acts on "streams" (requests/responses) directly at the connection
process-level. If performance is a concern, one can always write a
stream handler. The performance in this case will be even greater
than with Cowboy 1, although all the special handlers are unavailable.

When switching to Websocket, after the handler returns from init/2,
Cowboy stops the stream and the Websocket protocol takes over the
connection process. Websocket then calls websocket_init/2 for any
additional initialization such as timers, because the process is
different in init/2 and websocket_*/* functions. This however would
allow us to use websocket_init/2 for sending messages on connect,
instead of sending ourselves a message and be subject to races.
Note that websocket_init/2 is optional.

This is all a big change and while most of the tests pass, some
functionality currently doesn't. SPDY is broken and will be removed
soon in favor of HTTP/2. Automatic compression is currently disabled.
The cowboy_req interface probably still have a few functions that
need to be updated. The docs and examples do not refer the current
functionality anymore.

Everything will be fixed over time. Feedback is more than welcome.
Open a ticket!
2016-03-05 20:20:42 +01:00
..
priv/ssl Add an SSL example 2013-03-01 16:43:19 -06:00
src Initial commit with connection/streams 2016-03-05 20:20:42 +01:00
Makefile Simplify specifying the Cowboy version in examples 2016-01-14 22:58:22 +01:00
README.asciidoc Simplify example instructions and fix broken examples 2016-01-14 20:00:50 +01:00
relx.config Convert the SSL hello world example to a release 2013-09-08 20:17:25 +02:00

= Hello world example

To try this example, you need GNU `make` and `git` in your PATH.

To build and run the example, use the following command:

[source,bash]
$ make run

Then point your browser to https://localhost:8443

You will need to temporarily trust the root certificate authority,
which can also be found in `priv/ssl/cowboy-ca.crt`.

== Example output

[source,bash]
----
$ curl --cacert priv/ssl/cowboy-ca.crt -i https://localhost:8443
HTTP/1.1 200 OK
connection: keep-alive
server: Cowboy
date: Fri, 28 Sep 2012 04:10:25 GMT
content-length: 12

Hello world!
----