feat: accept API keys from settings

config/default.toml

@@ -1,6 +1,10 @@
 debug = true
 source_code = "https://git.batsense.net/librepages/conductor"
 conductor = "dummy"
+api_keys = [
+	# CHANGE THIS!!
+    { username = "librepages_api", password="longrandomlygeneratedpassword"}
+]
 
 [server]
 # Please set a unique value, your mCaptcha instance's security depends on this being 

src/settings.rs

@@ -52,9 +52,16 @@ pub enum ConductorType {
     Dummy,
 }
 
+#[derive(Debug, Clone, Deserialize)]
+pub struct Creds {
+    pub username: String,
+    pub password: String,
+}
+
 #[derive(Debug, Clone, Deserialize)]
 pub struct Settings {
     pub debug: bool,
+    pub api_keys: Vec<Creds>,
     pub server: Server,
     pub source_code: String,
     pub conductor: ConductorType,
@@ -62,6 +69,12 @@ pub struct Settings {
 
 #[cfg(not(tarpaulin_include))]
 impl Settings {
+    pub fn authenticate(&self, username: &str, password: &str) -> bool {
+        self.api_keys
+            .iter()
+            .any(|c| c.username == username && c.password == password)
+    }
+
     pub fn new() -> Result<Self, ConfigError> {
         let mut s = Config::new();
 
@@ -107,9 +120,8 @@ fn set_separator_field(s: &mut Config) {
     fn from_env(s: &mut Config, env_name: &str, config_name: &str) {
         if let Ok(val) = env::var(env_name) {
             info!("Overriding {config_name} with data from env var {env_name}");
-            s.set(config_name, val).unwrap_or_else(|_| panic!(
-                "Couldn't set {config_name}  from env var {env_name}"
-            ));
+            s.set(config_name, val)
+                .unwrap_or_else(|_| panic!("Couldn't set {config_name}  from env var {env_name}"));
         }
     }
     from_env(s, &format!("{PREFIX}{SEPARATOR}SOURCE_CODE"), "source_code");
@@ -133,3 +145,24 @@ fn check_url(s: &Config) {
 
     Url::parse(&url).expect("Please enter a URL for source_code in settings");
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn creds_works() {
+        let settings = Settings::new().unwrap();
+        let mut creds = settings.api_keys.get(0).unwrap().clone();
+
+        assert!(settings.authenticate(&creds.username, &creds.password));
+
+        creds.username = "noexist".into();
+        assert!(!settings.authenticate(&creds.username, &creds.password));
+
+        let mut creds = settings.api_keys.get(0).unwrap().clone();
+
+        creds.password = "noexist".into();
+        assert!(!settings.authenticate(&creds.username, &creds.password));
+    }
+}