Adding Maxmind

config/runtime.exs

@@ -42,6 +42,14 @@ config :philomena,
   camo_key: System.get_env("CAMO_KEY"),
   cdn_host: System.fetch_env!("CDN_HOST")
 
+locus_key =
+  case System.fetch_env("LOCUS_KEY") do
+    {:ok, locus_key} -> locus_key
+    _ -> nil
+  end
+
+config :locus, license_key: locus_key
+
 app_dir = System.get_env("APP_DIR", File.cwd!())
 
 json_config =

docker-compose.yml

@@ -45,6 +45,7 @@ services:
       - S3_BUCKET=philomena
       - AWS_ACCESS_KEY_ID=local-identity
       - AWS_SECRET_ACCESS_KEY=local-credential
+      - LOCUS_KEY=
     working_dir: /srv/philomena
     tty: true
     volumes:

lib/philomena/application.ex

@@ -6,6 +6,20 @@ defmodule Philomena.Application do
   use Application
 
   def start(_type, _args) do
+    locus_key = Application.get_env(:locus, :license_key)
+
+    if locus_key && locus_key != "" do
+      :locus.start_loader(:city, {:maxmind, "GeoLite2-City"},
+        update_period: 86_400 * 1_000,
+        error_retries: [backoff: 3600]
+      )
+
+      :locus.start_loader(:asn, {:maxmind, "GeoLite2-ASN"},
+        update_period: 86_400 * 1_000,
+        error_retries: [backoff: 3600]
+      )
+    end
+
     # List all child processes to be supervised
     children = [
       # Start the Ecto repository

lib/philomena_web/controllers/ip_profile_controller.ex

@@ -9,6 +9,8 @@ defmodule PhilomenaWeb.IpProfileController do
   plug :authorize_ip
 
   def show(conn, %{"id" => ip}) do
+    geo = :locus.lookup(:city, ip)
+    asn = :locus.lookup(:asn, ip)
     {:ok, ip} = EctoNetwork.INET.cast(ip)
 
     user_ips =
@@ -28,7 +30,9 @@ defmodule PhilomenaWeb.IpProfileController do
       title: "#{ip}'s IP profile",
       ip: ip,
       user_ips: user_ips,
-      subnet_bans: subnet_bans
+      subnet_bans: subnet_bans,
+      geo: geo,
+      asn: asn
     )
   end
 

lib/philomena_web/templates/ip_profile/show.html.slime

@@ -9,6 +9,33 @@ ul
 
 = render PhilomenaWeb.BanView, "_bans.html", bans: @subnet_bans, conn: @conn
 
+h4 Geolocation
+= case @geo do
+  - {:ok, data} ->
+    table.table
+      thead
+        tr
+          td Country
+          td City
+          td ASN
+          td Timezone
+      tbody
+        tr
+          td = data["country"]["names"]["en"] || data["registered_country"]["names"]["en"] || "Unavailable"
+          td = data["city"]["names"]["en"] || "Unavailable"
+          td
+            = if {:ok, asn} = @asn do
+              = asn["autonomous_system_organization"]
+          td = data["location"]["time_zone"] || "Unavailable"
+  - :not_found ->
+    p Could not geolocate IP address.
+  - {:error, {:invalid_address, _}} ->
+    p The provided IP address is invalid.
+  - {:error, :database_unknown} ->
+    p GeoIP is not configured on this instance.
+  - _ ->
+    p An error ocurred while geolocating the IP.
+
 h2 Administration Options
 ul
   li = link "View tag changes", to: Routes.ip_profile_tag_change_path(@conn, :index, to_string(@ip))

mix.exs

@@ -75,6 +75,7 @@ defmodule Philomena.MixProject do
       {:sweet_xml, "~> 0.7"},
       {:inet_cidr, "~> 1.0"},
       {:html_sanitize_ex, "~> 1.4"},
+      {:locus, "~> 2.3"},
 
       # SMTP
       {:tls_certificate_check, "~> 1.21"},

mix.lock

@@ -41,6 +41,7 @@
   "idna": {:hex, :idna, "6.1.1", "8a63070e9f7d0c62eb9d9fcb360a7de382448200fbbd1b106cc96d3d8099df8d", [:rebar3], [{:unicode_util_compat, "~> 0.7.0", [hex: :unicode_util_compat, repo: "hexpm", optional: false]}], "hexpm", "92376eb7894412ed19ac475e4a86f7b413c1b9fbb5bd16dccd57934157944cea"},
   "inet_cidr": {:hex, :inet_cidr, "1.0.8", "d26bb7bdbdf21ae401ead2092bf2bb4bf57fe44a62f5eaa5025280720ace8a40", [:mix], [], "hexpm", "d5b26da66603bb56c933c65214c72152f0de9a6ea53618b56d63302a68f6a90e"},
   "jason": {:hex, :jason, "1.4.1", "af1504e35f629ddcdd6addb3513c3853991f694921b1b9368b0bd32beb9f1b63", [:mix], [{:decimal, "~> 1.0 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: true]}], "hexpm", "fbb01ecdfd565b56261302f7e1fcc27c4fb8f32d56eab74db621fc154604a7a1"},
+  "locus": {:hex, :locus, "2.3.8", "001ad869d1f0903eba0c87597614dec0581dee12933c7fff5348fa58ff32c053", [:rebar3], [{:tls_certificate_check, "~> 1.9", [hex: :tls_certificate_check, repo: "hexpm", optional: false]}], "hexpm", "dc288571ed176f86e5dcbc8fb02fe7cc07c4c958f97b758043f70b2fd3ca208c"},
   "metrics": {:hex, :metrics, "1.0.1", "25f094dea2cda98213cecc3aeff09e940299d950904393b2a29d191c346a8486", [:rebar3], [], "hexpm", "69b09adddc4f74a40716ae54d140f93beb0fb8978d8636eaded0c31b6f099f16"},
   "mime": {:hex, :mime, "1.6.0", "dabde576a497cef4bbdd60aceee8160e02a6c89250d6c0b29e56c0dfb00db3d2", [:mix], [], "hexpm", "31a1a8613f8321143dde1dafc36006a17d28d02bdfecb9e95a880fa7aabd19a7"},
   "mimerl": {:hex, :mimerl, "1.2.0", "67e2d3f571088d5cfd3e550c383094b47159f3eee8ffa08e64106cdf5e981be3", [:rebar3], [], "hexpm", "f278585650aa581986264638ebf698f8bb19df297f66ad91b18910dfc6e19323"},