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author | Yurii Rashkovskii <[email protected]> | 2013-01-29 10:18:52 -0800 |
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committer | José Valim <[email protected]> | 2013-02-06 14:08:49 -0700 |
commit | b69903435e0278a6a91749d729f08ac01a8f623a (patch) | |
tree | ec5ea1c7304ee50c3ab9b490ca7f0af6ebbe33d3 /examples/elixir_hello_world | |
parent | ecb234693c82553261738c28f883b327a2d586e1 (diff) | |
download | cowboy-b69903435e0278a6a91749d729f08ac01a8f623a.tar.gz cowboy-b69903435e0278a6a91749d729f08ac01a8f623a.tar.bz2 cowboy-b69903435e0278a6a91749d729f08ac01a8f623a.zip |
Elixir hello world example
Diffstat (limited to 'examples/elixir_hello_world')
7 files changed, 109 insertions, 0 deletions
diff --git a/examples/elixir_hello_world/README.md b/examples/elixir_hello_world/README.md new file mode 100644 index 0000000..09fef39 --- /dev/null +++ b/examples/elixir_hello_world/README.md @@ -0,0 +1,42 @@ +Elixir Hello World +================== + +This is an example of running Cowboy with [Elixir](http://elixir-lang.org). + +You need Elixir installed +([instructions here](http://elixir-lang.org/getting_started/1.html)) +to run this example. After installing Elixir, you should have both +`elixir` and `mix` executables available. + +You also need [rebar](https://github.com/rebar/rebar) in your PATH +to compile dependencies. + +Then type the following command: + +``` +mix deps.get +``` + +The command above will fetch all dependencies and compile them. + +You can then start the Erlang node with the following command: + +``` +mix run --no-halt +``` + +Then point your browser to localhost:8080. + +Example +------- + +``` bash +$ curl -i http://localhost:8080 +HTTP/1.1 200 OK +connection: keep-alive +server: Cowboy +date: Fri, 28 Sep 2012 04:10:25 GMT +content-length: 12 + +Hello world! +``` diff --git a/examples/elixir_hello_world/lib/elixir_hello_world.ex b/examples/elixir_hello_world/lib/elixir_hello_world.ex new file mode 100644 index 0000000..2da484b --- /dev/null +++ b/examples/elixir_hello_world/lib/elixir_hello_world.ex @@ -0,0 +1,13 @@ +defmodule ElixirHelloWorld do + use Application.Behaviour + + def start(_type, _args) do + dispatch = :cowboy_router.compile([ + {:_, [{"/", ElixirHelloWorld.TopPageHandler, []}]} + ]) + {:ok, _} = :cowboy.start_http(:http, 100, + [port: 8080], + [env: [dispatch: dispatch]]) + ElixirHelloWorld.Supervisor.start_link + end +end diff --git a/examples/elixir_hello_world/lib/elixir_hello_world/supervisor.ex b/examples/elixir_hello_world/lib/elixir_hello_world/supervisor.ex new file mode 100644 index 0000000..f9b569f --- /dev/null +++ b/examples/elixir_hello_world/lib/elixir_hello_world/supervisor.ex @@ -0,0 +1,12 @@ +defmodule ElixirHelloWorld.Supervisor do + use Supervisor.Behaviour + + def start_link do + :supervisor.start_link(__MODULE__, []) + end + + def init([]) do + children = [] + supervise children, strategy: :one_for_one + end +end diff --git a/examples/elixir_hello_world/lib/elixir_hello_world/top_page_handler.ex b/examples/elixir_hello_world/lib/elixir_hello_world/top_page_handler.ex new file mode 100644 index 0000000..58e37b4 --- /dev/null +++ b/examples/elixir_hello_world/lib/elixir_hello_world/top_page_handler.ex @@ -0,0 +1,12 @@ +defmodule ElixirHelloWorld.TopPageHandler do + def init(_transport, req, []) do + {:ok, req, nil} + end + + def handle(req, state) do + {:ok, req} = :cowboy_req.reply(200, [], "Hello world!", req) + {:ok, req, state} + end + + def terminate(_reason, _req, _state), do: :ok +end diff --git a/examples/elixir_hello_world/mix.exs b/examples/elixir_hello_world/mix.exs new file mode 100644 index 0000000..862c6fa --- /dev/null +++ b/examples/elixir_hello_world/mix.exs @@ -0,0 +1,20 @@ +defmodule ElixirHelloWorld.Mixfile do + use Mix.Project + + def project do + [ app: :elixir_hello_world, + version: "0.0.1", + deps: deps ] + end + + # Configuration for the OTP application + def application do + [ mod: { ElixirHelloWorld, [] }, + applications: [:cowboy] ] + end + + defp deps do + [ {:ranch, github: "extend/ranch", tag: "0.6.1"}, + {:cowboy, github: "extend/cowboy"} ] + end +end diff --git a/examples/elixir_hello_world/test/elixir_hello_world_test.exs b/examples/elixir_hello_world/test/elixir_hello_world_test.exs new file mode 100644 index 0000000..2c14d6c --- /dev/null +++ b/examples/elixir_hello_world/test/elixir_hello_world_test.exs @@ -0,0 +1,9 @@ +Code.require_file "../test_helper.exs", __FILE__ + +defmodule ElixirHelloWorldTest do + use ExUnit.Case + + test "the truth" do + assert true + end +end diff --git a/examples/elixir_hello_world/test/test_helper.exs b/examples/elixir_hello_world/test/test_helper.exs new file mode 100644 index 0000000..4b8b246 --- /dev/null +++ b/examples/elixir_hello_world/test/test_helper.exs @@ -0,0 +1 @@ +ExUnit.start |