Add a separate client binary, with some common code to the server.

The cargo workspace thing was a PITA to figure out, but it seems to be working. Could maybe be simplified?
2024-11-02 15:58:35 -07:00
parent 46ad77f19e
commit 076e48f457
16 changed files with 380 additions and 255 deletions
@@ -0,0 +1,94 @@
+use std::fs::File;
+use std::io::{BufRead, BufReader};
+
+use crate::options::OPTIONS;
+use common::Request;
+
+#[derive(Clone)]
+pub struct FileHandler;
+
+impl FileHandler {
+    pub fn new() -> FileHandler {
+        FileHandler {}
+    }
+
+    pub fn check_auth(&self, request: &Request) -> bool {
+        // Don't allow empty userids or passwords
+        //
+        if request.userid.is_empty() || request.userid.contains('/') || request.password.is_empty()
+        {
+            return false;
+        }
+
+        let mut file_name = OPTIONS.password_dir.clone();
+        file_name.push(&request.userid);
+
+        if let Ok(file) = File::open(file_name) {
+            for line in BufReader::new(file).lines().map_while(Result::ok) {
+                if !line.starts_with('#') && line.trim() == request.password {
+                    return true;
+                }
+            }
+        }
+
+        false
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::handler::FileHandler;
+    use common::Request;
+
+    #[test]
+    fn it_checks_good_password() {
+        let handler = FileHandler::new();
+        let request = Request {
+            userid: "bp".to_string(),
+            password: "some-rad-password".to_string(),
+            service: "ignore-this".to_string(),
+            realm: "also-ignore-this".to_string(),
+        };
+
+        assert_eq!(handler.check_auth(&request), true);
+    }
+
+    #[test]
+    fn it_fails_bad_password() {
+        let handler = FileHandler::new();
+        let request = Request {
+            userid: "bp".to_string(),
+            password: "not-correct".to_string(),
+            service: "ignore-this".to_string(),
+            realm: "also-ignore-this".to_string(),
+        };
+
+        assert_eq!(handler.check_auth(&request), false);
+    }
+
+    #[test]
+    fn it_fails_bad_userid() {
+        let handler = FileHandler::new();
+        let request = Request {
+            userid: "bp-xxx".to_string(),
+            password: "some-rad-password".to_string(),
+            service: "ignore-this".to_string(),
+            realm: "also-ignore-this".to_string(),
+        };
+
+        assert_eq!(handler.check_auth(&request), false);
+    }
+
+    #[test]
+    fn it_ignores_comments() {
+        let handler = FileHandler::new();
+        let request = Request {
+            userid: "bp".to_string(),
+            password: "commented-out".to_string(),
+            service: "ignore-this".to_string(),
+            realm: "also-ignore-this".to_string(),
+        };
+
+        assert_eq!(handler.check_auth(&request), false);
+    }
+}