Add git forge integration

e2e_tests/docker-rest/flask/github.py

@@ -0,0 +1,103 @@
+import os.path
+
+from app import app
+
+from flask import Flask, request, abort, jsonify, make_response
+
+import jinja2
+
+
+def check_headers():
+    if request.headers.get("accept") != "application/vnd.github.v3+json":
+        app.logger.error("Invalid accept header")
+        abort(500)
+    auth_header = request.headers.get("authorization")
+    if auth_header != "token authtoken":
+        app.logger.error("Invalid authorization header: %s", auth_header)
+        abort(
+            make_response(
+                jsonify(
+                    {
+                        "message": "Bad credentials",
+                        "documentation_url": "https://docs.example.com/rest",
+                    }
+                ),
+                401,
+            )
+        )
+
+
+def add_pagination(response, page, last_page):
+    host = request.headers["host"]
+    link_header = ""
+
+    def args(page):
+        args = request.args.copy()
+        args["page"] = page
+        return "&".join([f"{k}={v}" for k, v in args.items()])
+
+    if page < last_page:
+        link_header += (
+            f'<{request.scheme}://{host}{request.path}?{args(page+1)}>; rel="next", '
+        )
+    link_header += (
+        f'<{request.scheme}://{host}{request.path}?{args(last_page)}>; rel="last"'
+    )
+    response.headers["link"] = link_header
+
+
+def read_project_files(namespaces=[]):
+    last_page = 4
+    page = username = int(request.args.get("page", "1"))
+    response_file = f"./github_api_page_{page}.json.j2"
+    if not os.path.exists(response_file):
+        return jsonify([])
+
+    response = make_response(
+        jinja2.Template(open(response_file).read()).render(
+            namespace=namespaces[page - 1]
+        )
+    )
+    add_pagination(response, page, last_page)
+    response.headers["content-type"] = "application/json"
+    return response
+
+
+def single_namespaced_projects(namespace):
+    return read_project_files([namespace] * 4)
+
+
+def mixed_projects(namespaces):
+    return read_project_files(namespaces)
+
+
+@app.route("/github/users/<string:user>/repos/")
+def github_user_repos(user):
+    check_headers()
+    if user == "myuser1":
+        return single_namespaced_projects("myuser1")
+    return jsonify([])
+
+
+@app.route("/github/orgs/<string:group>/repos/")
+def github_group_repos(group):
+    check_headers()
+    if not (request.args.get("type") == "all"):
+        abort(500, "wrong arguments")
+    if group == "mygroup1":
+        return single_namespaced_projects("mygroup1")
+    return jsonify([])
+
+
+@app.route("/github/user/repos/")
+def github_own_repos():
+    check_headers()
+    return mixed_projects(["myuser1", "myuser2", "mygroup1", "mygroup2"])
+
+
+@app.route("/github/user/")
+def github_user():
+    check_headers()
+    response = make_response(open("./github_api_user.json").read())
+    response.headers["content-type"] = "application/json"
+    return response