Revise config construction

epp-client/Cargo.toml

@@ -13,11 +13,9 @@ repository = "https://github.com/masalachai/epp-client"
 epp-client-macros = "0.1" # { path = "../epp-client-macros" }
 bytes = "1"
 chrono = "0.4"
-confy = "0.4"
 futures = "0.3"
 env_logger = "0.9"
 log = "0.4"
-lazy_static = "1.4"
 quick-xml = { version = "0.22", features = [ "serialize" ] }
 rustls = "0.20"
 rustls-pemfile = "0.2"

epp-client/src/config.rs

@@ -47,24 +47,13 @@
 //! let tls = registry.tls_files().unwrap();
 //! ```
 
-use confy;
-use lazy_static::lazy_static;
 use rustls::{Certificate, PrivateKey};
 use rustls_pemfile;
 use serde::{Deserialize, Serialize};
 use std::collections::HashMap;
-use std::default;
 use std::io::{Seek, SeekFrom};
 use std::{fs, io};
 
-lazy_static! {
-    /// Static reference to the config file
-    pub static ref CONFIG: EppClientConfig = match confy::load("epp-client") {
-        Ok(cfg) => cfg,
-        Err(e) => panic!("Config read error: {}", e),
-    };
-}
-
 /// Paths to the client certificate and client key PEM files
 #[derive(Serialize, Deserialize, Debug)]
 pub struct EppClientTlsFiles {
@@ -75,12 +64,12 @@ pub struct EppClientTlsFiles {
 /// Connection details to connect to and authenticate with a registry
 #[derive(Serialize, Deserialize, Debug)]
 pub struct EppClientConnection {
-    host: String,
+    pub host: String,
-    port: u16,
+    pub port: u16,
-    username: String,
+    pub username: String,
-    password: String,
+    pub password: String,
-    ext_uris: Option<Vec<String>>,
+    pub ext_uris: Option<Vec<String>>,
-    tls_files: Option<EppClientTlsFiles>,
+    pub tls_files: Option<EppClientTlsFiles>,
 }
 
 /// Config that stores settings for multiple registries
@@ -89,27 +78,6 @@ pub struct EppClientConfig {
     pub registry: HashMap<String, EppClientConnection>,
 }
 
-impl default::Default for EppClientConfig {
-    fn default() -> Self {
-        let mut registries: HashMap<String, EppClientConnection> = HashMap::new();
-        let registrar = EppClientConnection {
-            host: "epphost".to_string(),
-            port: 700,
-            username: "username".to_string(),
-            password: "password".to_string(),
-            ext_uris: Some(vec![]),
-            tls_files: Some(EppClientTlsFiles {
-                cert_chain: "/path/to/certificate/chain/pemfile".to_string(),
-                key: "/path/to/private/key/pemfile".to_string(),
-            }),
-        };
-        registries.insert("verisign".to_string(), registrar);
-        Self {
-            registry: registries,
-        }
-    }
-}
-
 impl EppClientConnection {
     /// Returns the EPP host and port no as a tuple
     pub fn connection_details(&self) -> (String, u16) {

epp-client/src/connection/client.rs

@@ -28,12 +28,10 @@
 //! ```
 
 use futures::executor::block_on;
-use std::sync::mpsc;
 use std::time::SystemTime;
 use std::{error::Error, fmt::Debug};
-// use std::sync::Arc;
 
-use crate::config::CONFIG;
+use crate::config::EppClientConfig;
 use crate::connection::registry::{epp_connect, EppConnection};
 use crate::epp::request::{generate_client_tr_id, EppHello, EppLogin, EppLogout};
 use crate::epp::response::{
@@ -41,40 +39,6 @@ use crate::epp::response::{
 };
 use crate::epp::xml::EppXml;
 use crate::error;
-
-/// Connects to the registry and returns an logged-in instance of EppClient for further transactions
-async fn connect(registry: &'static str) -> Result<EppClient, Box<dyn Error>> {
-    let registry_creds = match CONFIG.registry(registry) {
-        Some(creds) => creds,
-        None => return Err(format!("missing credentials for {}", registry).into()),
-    };
-
-    let (tx, rx) = mpsc::channel();
-
-    tokio::spawn(async move {
-        let stream = epp_connect(registry_creds).await.unwrap();
-        let credentials = registry_creds.credentials();
-        let ext_uris = registry_creds.ext_uris();
-
-        let ext_uris =
-            ext_uris.map(|uris| uris.iter().map(|u| u.to_string()).collect::<Vec<String>>());
-
-        let connection = EppConnection::new(registry.to_string(), stream)
-            .await
-            .unwrap();
-
-        let client = EppClient::build(connection, credentials, ext_uris)
-            .await
-            .unwrap();
-
-        tx.send(client).unwrap();
-    });
-
-    let client = rx.recv()?;
-
-    Ok(client)
-}
-
 /// Instances of the EppClient type are used to transact with the registry.
 /// Once initialized, the EppClient instance can serialize EPP requests to XML and send them
 /// to the registry and deserialize the XML responses from the registry to local types
@@ -82,7 +46,6 @@ pub struct EppClient {
     credentials: (String, String),
     ext_uris: Option<Vec<String>>,
     connection: EppConnection,
-    // pub client_tr_id_fn: Arc<dyn Fn(&EppClient) -> String + Send + Sync>,
 }
 
 /// A function to generate a simple client TRID. Should only be used for testing, library users
@@ -96,20 +59,26 @@ pub fn default_client_tr_id_fn(client: &EppClient) -> String {
 }
 
 impl EppClient {
-    /// Fetches the username used in the registry connection
-    pub fn username(&self) -> String {
-        self.credentials.0.to_string()
-    }
-
-    // pub fn set_client_tr_id_fn<F>(&mut self, func: F)
-    // where F: Fn(&EppClient) -> String + Send + Sync + 'static {
-    //     self.client_tr_id_fn = Arc::new(func);
-    // }
-
     /// Creates a new EppClient object and does an EPP Login to a given registry to become ready
     /// for subsequent transactions on this client instance
-    pub async fn new(registry: &'static str) -> Result<EppClient, Box<dyn Error>> {
+    pub async fn new(
-        connect(registry).await
+        config: &EppClientConfig,
+        registry: &str,
+    ) -> Result<EppClient, Box<dyn Error>> {
+        let registry_creds = match config.registry(registry) {
+            Some(creds) => creds,
+            None => return Err(format!("missing credentials for {}", registry).into()),
+        };
+
+        let stream = epp_connect(registry_creds).await?;
+        let credentials = registry_creds.credentials();
+        let ext_uris = registry_creds.ext_uris();
+
+        let ext_uris =
+            ext_uris.map(|uris| uris.iter().map(|u| u.to_string()).collect::<Vec<String>>());
+
+        let connection = EppConnection::new(registry.to_string(), stream).await?;
+        EppClient::build(connection, credentials, ext_uris).await
     }
 
     /// Makes a login request to the registry and initializes an EppClient instance with it
@@ -171,6 +140,11 @@ impl EppClient {
         }
     }
 
+    /// Fetches the username used in the registry connection
+    pub fn username(&self) -> String {
+        self.credentials.0.to_string()
+    }
+
     /// Accepts raw EPP XML and returns the raw EPP XML response to it.
     /// Not recommended for direct use but sometimes can be useful for debugging
     pub async fn transact_xml(&mut self, xml: &str) -> Result<String, Box<dyn Error>> {