graham/aprs.me
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Log Cloudflare geolocation headers on each request

Browse source
This commit is contained in:
Graham McIntire 2026-03-22 16:08:52 -05:00
parent 6988116a42
commit 139568cd05
No known key found for this signature in database
1 changed files with 15 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
lib/aprsme_web/plugs/ip_geolocation.ex
View file

@ -7,6 +7,8 @@ defmodule AprsmeWeb.Plugs.IPGeolocation do
import Plug.Conn import Plug.Conn
require Logger
@impl true @impl true
def init(opts), do: opts def init(opts), do: opts
@ -23,14 +25,24 @@ defmodule AprsmeWeb.Plugs.IPGeolocation do
defp handle_geolocation(_cached, conn), do: conn defp handle_geolocation(_cached, conn), do: conn
defp extract_cf_headers(conn) do defp extract_cf_headers(conn) do
with [lat_str] <- get_req_header(conn, "cf-iplatitude"), lat_header = get_req_header(conn, "cf-iplatitude")
[lng_str] <- get_req_header(conn, "cf-iplongitude"), lng_header = get_req_header(conn, "cf-iplongitude")
Logger.info(
"Cloudflare geolocation headers: cf-iplatitude=#{inspect(lat_header)}, cf-iplongitude=#{inspect(lng_header)}"
)
with [lat_str] <- lat_header,
[lng_str] <- lng_header,
{lat, ""} <- Float.parse(lat_str), {lat, ""} <- Float.parse(lat_str),
{lng, ""} <- Float.parse(lng_str), {lng, ""} <- Float.parse(lng_str),
true <- lat >= -90 and lat <= 90 and lng >= -180 and lng <= 180 do true <- lat >= -90 and lat <= 90 and lng >= -180 and lng <= 180 do
Logger.info("IP geolocation resolved: lat=#{lat}, lng=#{lng}")
put_session(conn, :ip_geolocation, %{"lat" => lat, "lng" => lng}) put_session(conn, :ip_geolocation, %{"lat" => lat, "lng" => lng})
else else
_ -> conn _ ->
Logger.info("No valid Cloudflare geolocation headers found")
conn
end end
end end
end end