added rustfmt: a rustfmt.toml file diescribing syntax (soft tabs of 2 spaces), a CONTRIBUTING.md file to explain how to use rustfmt, a .drone.yml file to add code style checks in CI, 2 lines in README.md to present CONTRIBUTING.md, and applied rustfmt on the source

1 files changed, 94 insertions, 85 deletions

diff --git a/src/config/options_test.rs b/src/config/options_test.rs
index a6063fd..c0c7367 100644
--- a/src/config/options_test.rs
+++ b/src/config/options_test.rs
@@ -5,116 +5,125 @@ use crate::config::*;
 
 // Environment variables are set for the entire process and
 // tests are run whithin the same process.
-// => We cannot test ConfigOpts::from_env(), 
+// => We cannot test ConfigOpts::from_env(),
 // because tests modify each other's environment.
 // This is why we only test ConfigOpts::from_iter(iter).
 
 fn minimal_valid_options() -> HashMap<String, String> {
-	let mut opts = HashMap::new();
-	opts.insert("DIPLONAT_PRIVATE_IP".to_string(), "172.123.43.555".to_string());
-    opts.insert("DIPLONAT_CONSUL_NODE_NAME".to_string(), "consul_node".to_string());
-    opts
+  let mut opts = HashMap::new();
+  opts.insert(
+    "DIPLONAT_PRIVATE_IP".to_string(),
+    "172.123.43.555".to_string(),
+  );
+  opts.insert(
+    "DIPLONAT_CONSUL_NODE_NAME".to_string(),
+    "consul_node".to_string(),
+  );
+  opts
 }
 
 fn all_valid_options() -> HashMap<String, String> {
-	let mut opts = minimal_valid_options();
-	opts.insert("DIPLONAT_EXPIRATION_TIME".to_string(), "30".to_string());
-	opts.insert("DIPLONAT_REFRESH_TIME".to_string(), "10".to_string());
-    opts.insert("DIPLONAT_CONSUL_URL".to_string(), "http://127.0.0.1:9999".to_string());
-	opts.insert("DIPLONAT_ACME_ENABLE".to_string(), "true".to_string());
-	opts.insert("DIPLONAT_ACME_EMAIL".to_string(), "bozo@bozo.net".to_string());
-    opts
+  let mut opts = minimal_valid_options();
+  opts.insert("DIPLONAT_EXPIRATION_TIME".to_string(), "30".to_string());
+  opts.insert("DIPLONAT_REFRESH_TIME".to_string(), "10".to_string());
+  opts.insert(
+    "DIPLONAT_CONSUL_URL".to_string(),
+    "http://127.0.0.1:9999".to_string(),
+  );
+  opts.insert("DIPLONAT_ACME_ENABLE".to_string(), "true".to_string());
+  opts.insert(
+    "DIPLONAT_ACME_EMAIL".to_string(),
+    "bozo@bozo.net".to_string(),
+  );
+  opts
 }
 
 #[test]
 #[should_panic]
 fn err_empty_env() {
-	std::env::remove_var("DIPLONAT_PRIVATE_IP");
-	std::env::remove_var("DIPLONAT_CONSUL_NODE_NAME");
-	ConfigOpts::from_env().unwrap();
+  std::env::remove_var("DIPLONAT_PRIVATE_IP");
+  std::env::remove_var("DIPLONAT_CONSUL_NODE_NAME");
+  ConfigOpts::from_env().unwrap();
 }
 
 #[test]
 fn ok_from_iter_minimal_valid_options() {
-	let opts = minimal_valid_options();
-	let rt_config = ConfigOpts::from_iter(opts.clone()).unwrap();
+  let opts = minimal_valid_options();
+  let rt_config = ConfigOpts::from_iter(opts.clone()).unwrap();
 
-	assert!(rt_config.acme.is_none());
-	assert_eq!(
-		&rt_config.consul.node_name, 
-		opts.get(&"DIPLONAT_CONSUL_NODE_NAME".to_string()).unwrap()
-	);
-	assert_eq!(
-		rt_config.consul.url, 
-		CONSUL_URL.to_string()
-	);
-	assert_eq!(
-		rt_config.firewall.refresh_time,
-		Duration::from_secs(REFRESH_TIME.into())
-	);
-	assert_eq!(
-		&rt_config.igd.private_ip,
-		opts.get(&"DIPLONAT_PRIVATE_IP".to_string()).unwrap()
-	);
-	assert_eq!(
-		rt_config.igd.expiration_time,
-		Duration::from_secs(EXPIRATION_TIME.into())
-	);
-	assert_eq!(
-		rt_config.igd.refresh_time,
-		Duration::from_secs(REFRESH_TIME.into())
-	);
+  assert!(rt_config.acme.is_none());
+  assert_eq!(
+    &rt_config.consul.node_name,
+    opts.get(&"DIPLONAT_CONSUL_NODE_NAME".to_string()).unwrap()
+  );
+  assert_eq!(rt_config.consul.url, CONSUL_URL.to_string());
+  assert_eq!(
+    rt_config.firewall.refresh_time,
+    Duration::from_secs(REFRESH_TIME.into())
+  );
+  assert_eq!(
+    &rt_config.igd.private_ip,
+    opts.get(&"DIPLONAT_PRIVATE_IP".to_string()).unwrap()
+  );
+  assert_eq!(
+    rt_config.igd.expiration_time,
+    Duration::from_secs(EXPIRATION_TIME.into())
+  );
+  assert_eq!(
+    rt_config.igd.refresh_time,
+    Duration::from_secs(REFRESH_TIME.into())
+  );
 }
 
 #[test]
 #[should_panic]
 fn err_from_iter_invalid_refresh_time() {
-	let mut opts = minimal_valid_options();
-	opts.insert("DIPLONAT_EXPIRATION_TIME".to_string(), "60".to_string());
-	opts.insert("DIPLONAT_REFRESH_TIME".to_string(), "60".to_string());
-	ConfigOpts::from_iter(opts).unwrap();
+  let mut opts = minimal_valid_options();
+  opts.insert("DIPLONAT_EXPIRATION_TIME".to_string(), "60".to_string());
+  opts.insert("DIPLONAT_REFRESH_TIME".to_string(), "60".to_string());
+  ConfigOpts::from_iter(opts).unwrap();
 }
 
 #[test]
 fn ok_from_iter_all_valid_options() {
-	let opts = all_valid_options();
-	let rt_config = ConfigOpts::from_iter(opts.clone()).unwrap();
+  let opts = all_valid_options();
+  let rt_config = ConfigOpts::from_iter(opts.clone()).unwrap();
 
-	let expiration_time = Duration::from_secs(
-		opts.get(&"DIPLONAT_EXPIRATION_TIME".to_string()).unwrap()
-			.parse::<u64>().unwrap()
-			.into());
-	let refresh_time = Duration::from_secs(
-		opts.get(&"DIPLONAT_REFRESH_TIME".to_string()).unwrap()
-			.parse::<u64>().unwrap()
-			.into());
+  let expiration_time = Duration::from_secs(
+    opts
+      .get(&"DIPLONAT_EXPIRATION_TIME".to_string())
+      .unwrap()
+      .parse::<u64>()
+      .unwrap()
+      .into(),
+  );
+  let refresh_time = Duration::from_secs(
+    opts
+      .get(&"DIPLONAT_REFRESH_TIME".to_string())
+      .unwrap()
+      .parse::<u64>()
+      .unwrap()
+      .into(),
+  );
 
-	assert!(rt_config.acme.is_some());
-	assert_eq!(
-		&rt_config.acme.unwrap().email,
-		opts.get(&"DIPLONAT_ACME_EMAIL".to_string()).unwrap());
-	assert_eq!(
-		&rt_config.consul.node_name, 
-		opts.get(&"DIPLONAT_CONSUL_NODE_NAME".to_string()).unwrap()
-	);
-	assert_eq!(
-		&rt_config.consul.url, 
-		opts.get(&"DIPLONAT_CONSUL_URL".to_string()).unwrap()
-	);
-	assert_eq!(
-		rt_config.firewall.refresh_time,
-		refresh_time
-	);
-	assert_eq!(
-		&rt_config.igd.private_ip,
-		opts.get(&"DIPLONAT_PRIVATE_IP".to_string()).unwrap()
-	);
-	assert_eq!(
-		rt_config.igd.expiration_time,
-		expiration_time
-	);
-	assert_eq!(
-		rt_config.igd.refresh_time,
-		refresh_time
-	);
-}
\ No newline at end of file
+  assert!(rt_config.acme.is_some());
+  assert_eq!(
+    &rt_config.acme.unwrap().email,
+    opts.get(&"DIPLONAT_ACME_EMAIL".to_string()).unwrap()
+  );
+  assert_eq!(
+    &rt_config.consul.node_name,
+    opts.get(&"DIPLONAT_CONSUL_NODE_NAME".to_string()).unwrap()
+  );
+  assert_eq!(
+    &rt_config.consul.url,
+    opts.get(&"DIPLONAT_CONSUL_URL".to_string()).unwrap()
+  );
+  assert_eq!(rt_config.firewall.refresh_time, refresh_time);
+  assert_eq!(
+    &rt_config.igd.private_ip,
+    opts.get(&"DIPLONAT_PRIVATE_IP".to_string()).unwrap()
+  );
+  assert_eq!(rt_config.igd.expiration_time, expiration_time);
+  assert_eq!(rt_config.igd.refresh_time, refresh_time);
+}