1 extern crate lazy_static;
2 use config::{Config, ConfigError, Environment, File};
3 use serde::Deserialize;
7 static CONFIG_FILE_DEFAULTS: &str = "config/defaults.hjson";
8 static CONFIG_FILE: &str = "config/config.hjson";
10 #[derive(Debug, Deserialize)]
12 pub setup: Option<Setup>,
13 pub database: Database,
17 pub jwt_secret: String,
18 pub front_end_dir: String,
19 pub rate_limit: RateLimitConfig,
20 pub email: Option<EmailConfig>,
21 pub federation_enabled: bool,
24 #[derive(Debug, Deserialize)]
26 pub admin_username: String,
27 pub admin_password: String,
28 pub admin_email: Option<String>,
29 pub site_name: String,
32 #[derive(Debug, Deserialize)]
33 pub struct RateLimitConfig {
35 pub message_per_second: i32,
37 pub post_per_second: i32,
39 pub register_per_second: i32,
42 #[derive(Debug, Deserialize)]
43 pub struct EmailConfig {
44 pub smtp_server: String,
45 pub smtp_login: Option<String>,
46 pub smtp_password: Option<String>,
47 pub smtp_from_address: String,
51 #[derive(Debug, Deserialize)]
62 static ref SETTINGS: Settings = {
63 match Settings::init() {
65 Err(e) => panic!("{}", e),
71 /// Reads config from the files and environment.
72 /// First, defaults are loaded from CONFIG_FILE_DEFAULTS, then these values can be overwritten
73 /// from CONFIG_FILE (optional). Finally, values from the environment (with prefix LEMMY) are
74 /// added to the config.
75 fn init() -> Result<Self, ConfigError> {
76 let mut s = Config::new();
78 s.merge(File::with_name(CONFIG_FILE_DEFAULTS))?;
80 s.merge(File::with_name(CONFIG_FILE).required(false))?;
82 // Add in settings from the environment (with a prefix of LEMMY)
83 // Eg.. `LEMMY_DEBUG=1 ./target/app` would set the `debug` key
84 // Note: we need to use double underscore here, because otherwise variables containing
85 // underscore cant be set from environmnet.
86 // https://github.com/mehcode/config-rs/issues/73
87 s.merge(Environment::with_prefix("LEMMY").separator("__"))?;
92 /// Returns the config as a struct.
93 pub fn get() -> &'static Self {
97 /// Returns the postgres connection url. If LEMMY_DATABASE_URL is set, that is used,
98 /// otherwise the connection url is generated from the config.
99 pub fn get_database_url(&self) -> String {
100 match env::var("LEMMY_DATABASE_URL") {
103 "postgres://{}:{}@{}:{}/{}",
105 self.database.password,
108 self.database.database
113 pub fn api_endpoint(&self) -> String {
114 format!("{}/api/v1", self.hostname)