init

src/config.rs

@@ -0,0 +1,73 @@
+use std::{net::SocketAddr, path::PathBuf};
+
+/// Runtime configuration, read from the environment (see `.env.example`).
+#[derive(Debug, Clone)]
+pub struct Config {
+    pub bind: SocketAddr,
+    pub frontend: PathBuf,
+    pub templates: PathBuf,
+    pub data_dir: PathBuf,
+    pub database_url: String,
+    pub default_domain: String,
+    pub xmpp_whitelist: Vec<String>,
+    pub max_sessions: usize,
+    pub disable_registration: bool,
+    pub default_locale: String,
+    pub banner: Option<String>,
+    pub info: Option<String>,
+    pub debug_xmpp: bool,
+    /// Development only: connect without TLS to this host:port
+    pub xmpp_plaintext: Option<String>,
+    /// Disconnect the XMPP sessions without any browser activity for this long
+    pub session_timeout_hours: u64,
+    /// Allow the picture proxy and link previews to reach private networks (development)
+    pub allow_private_urls: bool,
+}
+
+fn env(key: &str) -> Option<String> {
+    std::env::var(key).ok().filter(|v| !v.is_empty())
+}
+
+impl Config {
+    pub fn from_env() -> Self {
+        let root = env("MOVIM_ROOT")
+            .map(PathBuf::from)
+            .unwrap_or_else(|| PathBuf::from(env!("CARGO_MANIFEST_DIR")));
+        let data_dir = env("MOVIM_DATA_DIR")
+            .map(PathBuf::from)
+            .unwrap_or_else(|| root.join("data"));
+
+        Config {
+            bind: env("MOVIM_BIND")
+                .unwrap_or_else(|| "127.0.0.1:8080".into())
+                .parse()
+                .expect("invalid MOVIM_BIND"),
+            frontend: root.join("frontend"),
+            templates: root.join("templates"),
+            database_url: env("MOVIM_DATABASE_URL").unwrap_or_else(|| {
+                format!("sqlite://{}?mode=rwc", data_dir.join("movim.sqlite").display())
+            }),
+            data_dir,
+            default_domain: env("MOVIM_DOMAIN").unwrap_or_else(|| "movim.eu".into()),
+            xmpp_whitelist: env("MOVIM_XMPP_WHITELIST")
+                .map(|s| {
+                    s.split(',')
+                        .map(|d| d.trim().to_string())
+                        .filter(|d| !d.is_empty())
+                        .collect()
+                })
+                .unwrap_or_default(),
+            max_sessions: env("MOVIM_MAX_SESSIONS")
+                .and_then(|s| s.parse().ok())
+                .unwrap_or(0),
+            disable_registration: env("MOVIM_DISABLE_REGISTRATION").is_some_and(|v| v == "1" || v == "true"),
+            default_locale: env("MOVIM_LOCALE").unwrap_or_else(|| "en".into()),
+            banner: env("MOVIM_BANNER"),
+            info: env("MOVIM_INFO"),
+            debug_xmpp: env("MOVIM_DEBUG_XMPP").is_some_and(|v| v == "1" || v == "true"),
+            xmpp_plaintext: env("MOVIM_XMPP_PLAINTEXT"),
+            session_timeout_hours: env("MOVIM_SESSION_TIMEOUT_HOURS").and_then(|s| s.parse().ok()).unwrap_or(24 * 7),
+            allow_private_urls: env("MOVIM_ALLOW_PRIVATE_URLS").is_some_and(|v| v == "1" || v == "true"),
+        }
+    }
+}