analytics/lib/plausible_web/endpoint.ex
ruslandoga 64f35bf8f6
make robots.txt restrictive by default (#3905)
* make robots.txt restrictive by default

* add note about cloud robots.txt
2024-03-19 12:07:30 +01:00

117 lines
3.0 KiB
Elixir

defmodule PlausibleWeb.Endpoint do
use Plausible
use Sentry.PlugCapture
use Phoenix.Endpoint, otp_app: :plausible
@session_options [
# key to be patched
key: "",
store: :cookie,
signing_salt: "I45i0SKHEku2f3tJh6y4v8gztrb/eG5KGCOe/o/AwFb7VHeuvDOn7AAq6KsdmOFM",
# 5 years, this is super long but the SlidingSessionTimeout will log people out if they don't return for 2 weeks
max_age: 60 * 60 * 24 * 365 * 5,
extra: "SameSite=Lax"
# domain added dynamically via RuntimeSessionAdapter, see below
]
socket("/live", Phoenix.LiveView.Socket,
websocket: [
check_origin: true,
connect_info: [
:peer_data,
:uri,
:user_agent,
session: {__MODULE__, :runtime_session_opts, []}
]
]
)
# Serve at "/" the static files from "priv/static" directory.
#
# You should set gzip to true if you are running phx.digest
# when deploying your static files in production.
plug(PlausibleWeb.Tracker)
plug(PlausibleWeb.Favicon)
static_paths = ~w(css js images favicon.ico)
static_paths =
on_full_build do
# NOTE: The Cloud uses custom robots.txt from https://github.com/plausible/website: https://plausible.io/robots.txt
static_paths
else
static_paths ++ ["robots.txt"]
end
plug(Plug.Static,
at: "/",
from: :plausible,
gzip: false,
only: static_paths
)
on_full_build do
plug(Plug.Static,
at: "/kaffy",
from: :kaffy,
gzip: false,
only: ~w(assets)
)
end
# Code reloading can be explicitly enabled under the
# :code_reloader configuration of your endpoint.
if code_reloading? do
socket("/phoenix/live_reload/socket", Phoenix.LiveReloader.Socket)
plug(Phoenix.LiveReloader)
plug(Phoenix.CodeReloader)
end
plug(Plug.RequestId)
plug(PromEx.Plug, prom_ex_module: Plausible.PromEx)
plug(Plug.Telemetry, event_prefix: [:phoenix, :endpoint])
plug(Plug.Parsers,
parsers: [:urlencoded, :multipart, :json],
pass: ["*/*"],
json_decoder: Phoenix.json_library()
)
plug(Sentry.PlugContext)
plug(Plug.MethodOverride)
plug(Plug.Head)
plug(:runtime_session)
plug(CORSPlug)
plug(PlausibleWeb.Router)
def secure_cookie?, do: config!(:secure_cookie)
def websocket_url() do
config!(:websocket_url)
end
def runtime_session(conn, _opts) do
Plug.run(conn, [{Plug.Session, runtime_session_opts()}])
end
def runtime_session_opts() do
# `host()` provided by Phoenix.Endpoint's compilation hooks
# is used to inject the domain - this way we can authenticate
# websocket requests within single root domain, in case websocket_url()
# returns a ws{s}:// scheme (in which case SameSite=Lax is not applicable).
@session_options
|> Keyword.put(:domain, host())
|> Keyword.put(:key, "_plausible_#{Application.fetch_env!(:plausible, :environment)}")
|> Keyword.put(:secure, secure_cookie?())
end
defp config!(key) do
:plausible
|> Application.fetch_env!(__MODULE__)
|> Keyword.fetch!(key)
end
end