Add inbox_controller_test.exs

test/nulla_web/controllers/inbox_controller_test.exs

@@ -0,0 +1,71 @@
+defmodule NullaWeb.InboxControllerTest do
+  use NullaWeb.ConnCase
+  alias Nulla.Snowflake
+  alias Nulla.Models.User
+  alias Nulla.Models.Actor
+
+  setup do
+    Nulla.Fixtures.Data.create()
+    :ok
+  end
+
+  describe "POST /users/username/inbox" do
+    test "Validate follow request", %{conn: conn} do
+      actor = Actor.get_actor(preferredUsername: "test")
+      target_actor = Actor.get_actor(preferredUsername: "test2")
+      user = User.get_user(id: actor.id)
+
+      follow_activity = %{
+        "@context" => "https://www.w3.org/ns/activitystreams",
+        "id" => Snowflake.next_id(),
+        "type" => "Follow",
+        "actor" => actor.ap_id,
+        "object" => target_actor.ap_id
+      }
+
+      body = Jason.encode!(follow_activity)
+
+      digest = "SHA-256=" <> (:crypto.hash(:sha256, body) |> Base.encode64())
+      date = Calendar.strftime(DateTime.utc_now(), "%a, %d %b %Y %H:%M:%S GMT")
+      uri = URI.parse("/users/test2/inbox")
+
+      signature_string = """
+      (request-target): post #{uri.path}
+      host: localhost
+      date: #{date}
+      digest: #{digest}
+      """
+
+      private_key =
+        case :public_key.pem_decode(user.privateKeyPem) do
+          [entry] -> :public_key.pem_entry_decode(entry)
+          _ -> raise "Invalid PEM format"
+        end
+
+      signature =
+        :public_key.sign(signature_string, :sha256, private_key)
+        |> Base.encode64()
+
+      signature_header =
+        """
+        keyId="#{actor.publicKey["id"]}",
+        algorithm="rsa-sha256",
+        headers="(request-target) host date digest",
+        signature="#{signature}"
+        """
+        |> String.replace("\n", "")
+        |> String.trim()
+
+      conn =
+        conn
+        |> put_req_header("content-type", "application/activity+json")
+        |> put_req_header("accept", "application/activity+json")
+        |> put_req_header("date", date)
+        |> put_req_header("digest", digest)
+        |> put_req_header("signature", signature_header)
+        |> post("/users/test2/inbox", body)
+
+      assert conn.status == 200
+    end
+  end
+end

test/support/fixtures/data.ex

@@ -5,23 +5,29 @@ defmodule Nulla.Fixtures.Data do
   alias Nulla.Models.Note
 
   def create do
+    endpoint_config = Application.fetch_env!(:nulla, NullaWeb.Endpoint)
+    ip = endpoint_config[:http][:ip]
+    host = :inet_parse.ntoa(ip) |> to_string()
+    port = endpoint_config[:http][:port]
+    base_url = "http://#{host}:#{port}"
+
     {publicKeyPem, privateKeyPem} = KeyGen.gen()
 
     {:ok, actor} =
       Actor.create_actor(%{
         domain: "localhost",
-        ap_id: "http://localhost/users/test",
+        ap_id: "#{base_url}/users/test",
         type: "Person",
-        following: "http://localhost/users/test/following",
-        followers: "http://localhost/users/test/followers",
-        inbox: "http://localhost/users/test/inbox",
-        outbox: "http://localhost/users/test/outbox",
-        featured: "http://localhost/users/test/collections/featured",
-        featuredTags: "http://localhost/users/test/collections/tags",
+        following: "#{base_url}/users/test/following",
+        followers: "#{base_url}/users/test/followers",
+        inbox: "#{base_url}/users/test/inbox",
+        outbox: "#{base_url}/users/test/outbox",
+        featured: "#{base_url}/users/test/collections/featured",
+        featuredTags: "#{base_url}/users/test/collections/tags",
         preferredUsername: "test",
         name: "Test",
         summary: "Test User",
-        url: "http://localhost/@test",
+        url: "#{base_url}/@test",
         manuallyApprovesFollowers: false,
         discoverable: true,
         indexable: true,
@@ -29,11 +35,11 @@ defmodule Nulla.Fixtures.Data do
         memorial: false,
         publicKey:
           Jason.OrderedObject.new(
-            id: "http://localhost/users/test#main-key",
-            owner: "http://localhost/users/test",
+            id: "#{base_url}/users/test#main-key",
+            owner: "#{base_url}/users/test",
             publicKeyPem: publicKeyPem
           ),
-        endpoints: Jason.OrderedObject.new(sharedInbox: "http://localhost/inbox")
+        endpoints: Jason.OrderedObject.new(sharedInbox: "#{base_url}/inbox")
       })
 
     User.create_user(%{
@@ -56,18 +62,18 @@ defmodule Nulla.Fixtures.Data do
     {:ok, actor} =
       Actor.create_actor(%{
         domain: "localhost",
-        ap_id: "http://localhost/users/test2",
+        ap_id: "#{base_url}/users/test2",
         type: "Person",
-        following: "http://localhost/users/test2/following",
-        followers: "http://localhost/users/test2/followers",
-        inbox: "http://localhost/users/test2/inbox",
-        outbox: "http://localhost/users/test2/outbox",
-        featured: "http://localhost/users/test2/collections/featured",
-        featuredTags: "http://localhost/users/test2/collections/tags",
+        following: "#{base_url}/users/test2/following",
+        followers: "#{base_url}/users/test2/followers",
+        inbox: "#{base_url}/users/test2/inbox",
+        outbox: "#{base_url}/users/test2/outbox",
+        featured: "#{base_url}/users/test2/collections/featured",
+        featuredTags: "#{base_url}/users/test2/collections/tags",
         preferredUsername: "test2",
         name: "Test",
         summary: "Test User",
-        url: "http://localhost/@test2",
+        url: "#{base_url}/@test2",
         manuallyApprovesFollowers: false,
         discoverable: true,
         indexable: true,
@@ -75,11 +81,11 @@ defmodule Nulla.Fixtures.Data do
         memorial: false,
         publicKey:
           Jason.OrderedObject.new(
-            id: "http://localhost/users/test2#main-key",
-            owner: "http://localhost/users/test2",
+            id: "#{base_url}/users/test2#main-key",
+            owner: "#{base_url}/users/test2",
             publicKeyPem: publicKeyPem
           ),
-        endpoints: Jason.OrderedObject.new(sharedInbox: "http://localhost/inbox")
+        endpoints: Jason.OrderedObject.new(sharedInbox: "#{base_url}/inbox")
       })
 
     User.create_user(%{