feat: support config file with --config option (#281)

tests/config.rs

@@ -0,0 +1,56 @@
+mod fixtures;
+mod utils;
+
+use assert_cmd::prelude::*;
+use assert_fs::TempDir;
+use diqwest::blocking::WithDigestAuth;
+use fixtures::{port, tmpdir, wait_for_port, Error};
+use rstest::rstest;
+use std::path::PathBuf;
+use std::process::{Command, Stdio};
+
+#[rstest]
+fn use_config_file(tmpdir: TempDir, port: u16) -> Result<(), Error> {
+    let config_path = get_config_path().display().to_string();
+    let mut child = Command::cargo_bin("dufs")?
+        .arg(tmpdir.path())
+        .arg("-p")
+        .arg(port.to_string())
+        .args(["--config", &config_path])
+        .stdout(Stdio::piped())
+        .spawn()?;
+
+    wait_for_port(port);
+
+    let url = format!("http://localhost:{port}/dufs/index.html");
+    let resp = fetch!(b"GET", &url).send()?;
+    assert_eq!(resp.status(), 401);
+
+    let url = format!("http://localhost:{port}/dufs/index.html");
+    let resp = fetch!(b"GET", &url).send_with_digest_auth("user", "pass")?;
+    assert_eq!(resp.text()?, "This is index.html");
+
+    let url = format!("http://localhost:{port}/dufs?simple");
+    let resp = fetch!(b"GET", &url).send_with_digest_auth("user", "pass")?;
+    let text: String = resp.text().unwrap();
+    assert!(text.split('\n').any(|c| c == "dir1/"));
+    assert!(!text.split('\n').any(|c| c == "dir3/"));
+    assert!(!text.split('\n').any(|c| c == "test.txt"));
+
+    let url = format!("http://localhost:{port}/dufs/dir1/upload.txt");
+    let resp = fetch!(b"PUT", &url)
+        .body("Hello")
+        .send_with_digest_auth("user", "pass")?;
+    assert_eq!(resp.status(), 201);
+
+    child.kill()?;
+    Ok(())
+}
+
+fn get_config_path() -> PathBuf {
+    let mut path = std::env::current_dir().expect("Failed to get current directory");
+    path.push("tests");
+    path.push("data");
+    path.push("config.yaml");
+    path
+}

tests/data/config.yaml

@@ -0,0 +1,9 @@
+bind:
+  - 0.0.0.0
+path-prefix: dufs
+hidden:
+  - dir3
+  - test.txt
+auth: 
+  - user:pass@/:rw
+allow-upload: true

tests/log_http.rs

@@ -41,7 +41,7 @@ fn log_remote_user(
 
     assert_eq!(resp.status(), 200);
 
-    let mut buf = [0; 4096];
+    let mut buf = [0; 2048];
     let buf_len = stdout.read(&mut buf)?;
     let output = std::str::from_utf8(&buf[0..buf_len])?;
 
@@ -69,7 +69,7 @@ fn no_log(tmpdir: TempDir, port: u16, #[case] args: &[&str]) -> Result<(), Error
     let resp = fetch!(b"GET", &format!("http://localhost:{port}")).send()?;
     assert_eq!(resp.status(), 200);
 
-    let mut buf = [0; 4096];
+    let mut buf = [0; 2048];
     let buf_len = stdout.read(&mut buf)?;
     let output = std::str::from_utf8(&buf[0..buf_len])?;
 

tests/tls.rs

@@ -7,6 +7,8 @@ use predicates::str::contains;
 use reqwest::blocking::ClientBuilder;
 use rstest::rstest;
 
+use crate::fixtures::port;
+
 /// Can start the server with TLS and receive encrypted responses.
 #[rstest]
 #[case(server(&[
@@ -33,8 +35,16 @@ fn tls_works(#[case] server: TestServer) -> Result<(), Error> {
 /// Wrong path for cert throws error.
 #[rstest]
 fn wrong_path_cert() -> Result<(), Error> {
+    let port = port().to_string();
     Command::cargo_bin("dufs")?
-        .args(["--tls-cert", "wrong", "--tls-key", "tests/data/key.pem"])
+        .args([
+            "--tls-cert",
+            "wrong",
+            "--tls-key",
+            "tests/data/key.pem",
+            "--port",
+            &port,
+        ])
         .assert()
         .failure()
         .stderr(contains("Failed to access `wrong`"));
@@ -45,8 +55,16 @@ fn wrong_path_cert() -> Result<(), Error> {
 /// Wrong paths for key throws errors.
 #[rstest]
 fn wrong_path_key() -> Result<(), Error> {
+    let port = port().to_string();
     Command::cargo_bin("dufs")?
-        .args(["--tls-cert", "tests/data/cert.pem", "--tls-key", "wrong"])
+        .args([
+            "--tls-cert",
+            "tests/data/cert.pem",
+            "--tls-key",
+            "wrong",
+            "--port",
+            &port,
+        ])
         .assert()
         .failure()
         .stderr(contains("Failed to access `wrong`"));