Files
firezone/config/runtime.exs
Jamil 51040eac8e soft-require EXTERNAL_URL to be set (#632)
* soft-require EXTERNAL_URL to be set

* fix typos
2022-05-18 21:17:23 -07:00

280 lines
10 KiB
Elixir

# In this file, we load configuration and secrets
# from environment variables. You can also hardcode secrets,
# although such is generally not recommended and you have to
# remember to add this file to your .gitignore.
import Config
alias FzCommon.{CLI, FzInteger, FzString}
# external_url is important
external_url = System.get_env("EXTERNAL_URL", "http://localhost:4000")
# Enable Forwarded headers, e.g 'X-FORWARDED-HOST'
proxy_forwarded = FzString.to_boolean(System.get_env("PROXY_FORWARDED") || "false")
%{host: host, path: path, port: port, scheme: scheme} = URI.parse(external_url)
config :fz_http, FzHttpWeb.Endpoint,
url: [host: host, scheme: scheme, port: port, path: path],
check_origin: ["//127.0.0.1", "//localhost", "//#{host}"],
proxy_forwarded: proxy_forwarded
# Formerly releases.exs - Only evaluated in production
if config_env() == :prod do
# For releases, require that all these are set
database_name = System.fetch_env!("DATABASE_NAME")
database_user = System.fetch_env!("DATABASE_USER")
database_host = System.fetch_env!("DATABASE_HOST")
database_port = String.to_integer(System.fetch_env!("DATABASE_PORT"))
database_pool = String.to_integer(System.fetch_env!("DATABASE_POOL"))
database_ssl = FzString.to_boolean(System.fetch_env!("DATABASE_SSL"))
database_ssl_opts = Jason.decode!(System.fetch_env!("DATABASE_SSL_OPTS"))
database_parameters = Jason.decode!(System.fetch_env!("DATABASE_PARAMETERS"))
phoenix_listen_address = System.fetch_env!("PHOENIX_LISTEN_ADDRESS")
phoenix_port = String.to_integer(System.fetch_env!("PHOENIX_PORT"))
admin_email = System.fetch_env!("ADMIN_EMAIL")
default_admin_password = System.fetch_env!("DEFAULT_ADMIN_PASSWORD")
wireguard_interface_name = System.fetch_env!("WIREGUARD_INTERFACE_NAME")
wireguard_port = String.to_integer(System.fetch_env!("WIREGUARD_PORT"))
nft_path = System.fetch_env!("NFT_PATH")
wg_path = System.fetch_env!("WG_PATH")
egress_interface = System.fetch_env!("EGRESS_INTERFACE")
wireguard_public_key = System.fetch_env!("WIREGUARD_PUBLIC_KEY")
wireguard_psk_dir = System.fetch_env!("WIREGUARD_PSK_DIR")
wireguard_dns = System.fetch_env!("WIREGUARD_DNS")
wireguard_allowed_ips = System.fetch_env!("WIREGUARD_ALLOWED_IPS")
wireguard_persistent_keepalive = System.fetch_env!("WIREGUARD_PERSISTENT_KEEPALIVE")
wireguard_ipv4_enabled = FzString.to_boolean(System.fetch_env!("WIREGUARD_IPV4_ENABLED"))
wireguard_ipv4_network = System.fetch_env!("WIREGUARD_IPV4_NETWORK")
wireguard_ipv4_address = System.fetch_env!("WIREGUARD_IPV4_ADDRESS")
wireguard_ipv6_enabled = FzString.to_boolean(System.fetch_env!("WIREGUARD_IPV6_ENABLED"))
wireguard_ipv6_network = System.fetch_env!("WIREGUARD_IPV6_NETWORK")
wireguard_ipv6_address = System.fetch_env!("WIREGUARD_IPV6_ADDRESS")
wireguard_mtu = System.fetch_env!("WIREGUARD_MTU")
wireguard_endpoint = System.fetch_env!("WIREGUARD_ENDPOINT")
telemetry_enabled = FzString.to_boolean(System.fetch_env!("TELEMETRY_ENABLED"))
telemetry_id = System.fetch_env!("TELEMETRY_ID")
guardian_secret_key = System.fetch_env!("GUARDIAN_SECRET_KEY")
allow_unprivileged_device_management =
FzString.to_boolean(System.fetch_env!("ALLOW_UNPRIVILEGED_DEVICE_MANAGEMENT"))
# Outbound Email
from_email = System.get_env("OUTBOUND_EMAIL_FROM")
if from_email do
provider = System.get_env("OUTBOUND_EMAIL_PROVIDER", "sendmail")
config :fz_http,
FzHttp.Mailer,
[from_email: from_email] ++ FzHttp.Mailer.configs_for(provider)
end
# Local auth
local_auth_enabled = FzString.to_boolean(System.fetch_env!("LOCAL_AUTH_ENABLED"))
# Okta auth
okta_auth_enabled = FzString.to_boolean(System.fetch_env!("OKTA_AUTH_ENABLED"))
okta_client_id = System.get_env("OKTA_CLIENT_ID")
okta_client_secret = System.get_env("OKTA_CLIENT_SECRET")
okta_site = System.get_env("OKTA_SITE")
# Google auth
google_auth_enabled = FzString.to_boolean(System.fetch_env!("GOOGLE_AUTH_ENABLED"))
google_client_id = System.get_env("GOOGLE_CLIENT_ID")
google_client_secret = System.get_env("GOOGLE_CLIENT_SECRET")
google_redirect_uri = System.get_env("GOOGLE_REDIRECT_URI")
max_devices_per_user =
System.fetch_env!("MAX_DEVICES_PER_USER")
|> String.to_integer()
|> FzInteger.clamp(0, 100)
telemetry_module =
if telemetry_enabled do
FzCommon.Telemetry
else
FzCommon.MockTelemetry
end
connectivity_checks_enabled =
FzString.to_boolean(System.fetch_env!("CONNECTIVITY_CHECKS_ENABLED")) &&
System.get_env("CI") != "true"
connectivity_checks_interval =
System.fetch_env!("CONNECTIVITY_CHECKS_INTERVAL")
|> String.to_integer()
|> FzInteger.clamp(60, 86_400)
# secrets
encryption_key = System.fetch_env!("DATABASE_ENCRYPTION_KEY")
secret_key_base = System.fetch_env!("SECRET_KEY_BASE")
live_view_signing_salt = System.fetch_env!("LIVE_VIEW_SIGNING_SALT")
cookie_signing_salt = System.fetch_env!("COOKIE_SIGNING_SALT")
# Password is not needed if using bundled PostgreSQL, so use nil if it's not set.
database_password = System.get_env("DATABASE_PASSWORD")
# XXX: Using to_atom here because this is trusted input and to_existing_atom
# won't work because we won't know the keys ahead of time.
ssl_opts = Keyword.new(database_ssl_opts, fn {k, v} -> {String.to_atom(k), v} end)
parameters = Keyword.new(database_parameters, fn {k, v} -> {String.to_atom(k), v} end)
# Database configuration
connect_opts = [
database: database_name,
username: database_user,
hostname: database_host,
port: database_port,
pool_size: database_pool,
ssl: database_ssl,
ssl_opts: ssl_opts,
parameters: parameters,
queue_target: 500
]
if database_password do
config(:fz_http, FzHttp.Repo, connect_opts ++ [password: database_password])
else
config(:fz_http, FzHttp.Repo, connect_opts)
end
config :fz_http, FzHttp.Vault,
ciphers: [
default: {
Cloak.Ciphers.AES.GCM,
# In AES.GCM, it is important to specify 12-byte IV length for
# interoperability with other encryption software. See this GitHub
# issue for more details:
# https://github.com/danielberkompas/cloak/issues/93
#
# In Cloak 2.0, this will be the default iv length for AES.GCM.
tag: "AES.GCM.V1", key: Base.decode64!(encryption_key), iv_length: 12
}
]
listen_ip =
phoenix_listen_address
|> String.split(".")
|> Enum.map(&String.to_integer/1)
|> List.to_tuple()
config :fz_http, FzHttpWeb.Endpoint,
http: [ip: listen_ip, port: phoenix_port],
server: true,
secret_key_base: secret_key_base,
live_view: [
signing_salt: live_view_signing_salt
]
config :fz_wall,
nft_path: nft_path,
egress_interface: egress_interface,
wireguard_interface_name: wireguard_interface_name,
cli: FzWall.CLI.Live
config :fz_vpn,
wireguard_psk_dir: wireguard_psk_dir,
wireguard_public_key: wireguard_public_key,
wireguard_interface_name: wireguard_interface_name,
wireguard_port: wireguard_port,
cli: FzVpn.CLI.Live
# Guardian configuration
config :fz_http, FzHttpWeb.Authentication,
issuer: "fz_http",
secret_key: guardian_secret_key
config :fz_http,
wg_path: wg_path,
cookie_signing_salt: cookie_signing_salt,
allow_unprivileged_device_management: allow_unprivileged_device_management,
max_devices_per_user: max_devices_per_user,
local_auth_enabled: local_auth_enabled,
okta_auth_enabled: okta_auth_enabled,
google_auth_enabled: google_auth_enabled,
wireguard_dns: wireguard_dns,
wireguard_allowed_ips: wireguard_allowed_ips,
wireguard_persistent_keepalive: wireguard_persistent_keepalive,
wireguard_ipv4_enabled: wireguard_ipv4_enabled,
wireguard_ipv4_network: wireguard_ipv4_network,
wireguard_ipv4_address: wireguard_ipv4_address,
wireguard_ipv6_enabled: wireguard_ipv6_enabled,
wireguard_ipv6_network: wireguard_ipv6_network,
wireguard_ipv6_address: wireguard_ipv6_address,
wireguard_mtu: wireguard_mtu,
wireguard_endpoint: wireguard_endpoint,
telemetry_module: telemetry_module,
telemetry_id: telemetry_id,
connectivity_checks_enabled: connectivity_checks_enabled,
connectivity_checks_interval: connectivity_checks_interval,
admin_email: admin_email,
default_admin_password: default_admin_password
# Configure strategies
identity_strategy =
{:identity,
{Ueberauth.Strategy.Identity,
[
callback_methods: ["POST"],
callback_url: "#{external_url}/auth/identity/callback",
uid_field: :email
]}}
okta_strategy = {:okta, {Ueberauth.Strategy.Okta, []}}
google_strategy = {:google, {Ueberauth.Strategy.Google, []}}
providers =
[
{local_auth_enabled, identity_strategy},
{google_auth_enabled, google_strategy},
{okta_auth_enabled, okta_strategy}
]
|> Enum.filter(fn {key, _val} -> key end)
|> Enum.map(fn {_key, val} -> val end)
config :ueberauth, Ueberauth, providers: providers
# Configure OAuth portion of enabled strategies
if okta_auth_enabled do
config :ueberauth, Ueberauth.Strategy.Okta.OAuth,
client_id: okta_client_id,
client_secret: okta_client_secret,
site: okta_site
end
if google_auth_enabled do
config :ueberauth, Ueberauth.Strategy.Google.OAuth,
client_id: google_client_id,
client_secret: google_client_secret,
redirect_uri: google_redirect_uri
end
end
# OIDC Auth
auth_oidc_env = System.get_env("AUTH_OIDC")
if auth_oidc_env do
auth_oidc =
Jason.decode!(auth_oidc_env)
# Convert Map to something openid_connect expects, atomic keyed configs
# eg. [provider: [client_id: "CLIENT_ID" ...]]
|> Enum.map(fn {provider, settings} ->
{
String.to_atom(provider),
[
discovery_document_uri: settings["discovery_document_uri"],
client_id: settings["client_id"],
client_secret: settings["client_secret"],
redirect_uri: "#{external_url}/auth/oidc/#{provider}/callback/",
response_type: settings["response_type"],
scope: settings["scope"],
label: settings["label"]
]
}
end)
config :fz_http, :openid_connect_providers, auth_oidc
end