Add an endpoint for listing the links of a project

gns3server/handlers/api/controller/link_handler.py

@@ -31,6 +31,21 @@ class LinkHandler:
     API entry point for Link
     """
 
+    @Route.get(
+        r"/projects/{project_id}/links",
+        parameters={
+            "project_id": "Project UUID"
+        },
+        status_codes={
+            200: "List of links returned",
+        },
+        description="List links of a project")
+    def list_links(request, response):
+
+        controller = Controller.instance()
+        project = controller.get_project(request.match_info["project_id"])
+        response.json([v for v in project.links.values()])
+
     @Route.post(
         r"/projects/{project_id}/links",
         parameters={

tests/handlers/api/controller/test_link.py

@@ -77,6 +77,34 @@ def test_create_link(http_controller, tmpdir, project, compute, async_run):
     assert len(response.json["nodes"]) == 2
 
 
+def test_list_link(http_controller, tmpdir, project, compute, async_run):
+    response = MagicMock()
+    response.json = {"console": 2048}
+    compute.post = AsyncioMagicMock(return_value=response)
+
+    node1 = async_run(project.add_node(compute, None))
+    node2 = async_run(project.add_node(compute, None))
+
+    with asyncio_patch("gns3server.controller.udp_link.UDPLink.create") as mock:
+        response = http_controller.post("/projects/{}/links".format(project.id), {
+            "nodes": [
+                {
+                    "node_id": node1.id,
+                    "adapter_number": 0,
+                    "port_number": 3
+                },
+                {
+                    "node_id": node2.id,
+                    "adapter_number": 2,
+                    "port_number": 4
+                }
+            ]
+        })
+    response = http_controller.get("/projects/{}/links".format(project.id), example=True)
+    assert response.status == 200
+    assert len(response.json) == 1
+
+
 def test_start_capture(http_controller, tmpdir, project, compute, async_run):
     link = Link(project)
     project._links = {link.id: link}