replaced hyper with reqwest

Cargo.toml

@@ -31,7 +31,7 @@ nym-bin-common = { git = "https://github.com/nymtech/nym", branch = "master" }
 nym-sphinx-anonymous-replies = { git = "https://github.com/nymtech/nym", branch = "master" }
 
 # Miscellaneous
-tokio = { version = "1.37.0", features = ["full"] } # { version = "1.38", features = ["full"] }
+tokio = { version = "=1.37.0", features = ["full"] } # { version = "1.38", features = ["full"] }
 tonic = "0.10.2" # "0.12"
 http = "0.2.4" # "1.1"
 thiserror = "1.0.59" # "1.0"

zaino-fetch/Cargo.toml

@@ -18,11 +18,10 @@ thiserror = { workspace = true }
 
 # Miscellaneous Crate
 prost = "0.12" # "0.13"
-hyper = { version = "0.14.28", features = ["full"] } # { version = "1.4", features = ["full"] }
-# reqwest = "0.12"
+reqwest = "0.12"
+url = "2.5"
 serde_json = { version = "1.0.117", features = ["preserve_order"] } # { version = "1.0", features = ["preserve_order"] } # The preserve_order feature in serde_jsonn is a dependency of jsonrpc-core
 serde = { version = "1.0.201", features = ["derive"] } # { version = "1.0", features = ["derive"] }
-hyper-tls = "0.5" # "0.6"
 hex = { version = "0.4.3", features = ["serde"] }
 indexmap = { version = "2.2.6", features = ["serde"] }
 base64 = "0.13.0" # "0.22"

zaino-fetch/src/chain/block.rs

@@ -390,7 +390,7 @@ pub async fn get_block_from_node(
         Some("xxxxxx".to_string()),
         Some("xxxxxx".to_string()),
     )
-    .await;
+    .await?;
     let block_1 = zebrad_client.get_block(height.to_string(), Some(1)).await;
     match block_1 {
         Ok(GetBlockResponse::Object {

zaino-fetch/src/chain/mempool.rs

@@ -4,8 +4,7 @@ use std::{collections::HashSet, time::SystemTime};
 use tokio::sync::{Mutex, RwLock};
 
 use crate::{
-    chain::error::MempoolError, jsonrpc::connector::JsonRpcConnector,
-    primitives::block::BlockHash,
+    chain::error::MempoolError, jsonrpc::connector::JsonRpcConnector, primitives::block::BlockHash,
 };
 
 /// Mempool state information.
@@ -58,7 +57,7 @@ impl Mempool {
             Some("xxxxxx".to_string()),
             Some("xxxxxx".to_string()),
         )
-        .await
+        .await?
         .get_raw_mempool()
         .await?
         .transactions;
@@ -90,7 +89,7 @@ impl Mempool {
             Some("xxxxxx".to_string()),
             Some("xxxxxx".to_string()),
         )
-        .await
+        .await?
         .get_blockchain_info()
         .await?
         .best_block_hash;

zaino-fetch/src/jsonrpc/connector.rs

@@ -3,9 +3,7 @@
 //! TODO: - Add option for http connector.
 
 use http::Uri;
-use hyper::{http, Body, Client, Request};
-use hyper_tls::HttpsConnector;
-// use reqwest::{Client, Url};
+use reqwest::{Client, Url};
 use serde::{Deserialize, Serialize};
 use serde_json::Value;
 use std::sync::atomic::{AtomicI32, Ordering};
@@ -45,33 +43,43 @@ struct RpcError {
 /// JsonRPC Client config data.
 #[derive(Debug)]
 pub struct JsonRpcConnector {
-    uri: http::Uri,
+    url: Url,
     id_counter: AtomicI32,
     user: Option<String>,
     password: Option<String>,
 }
 
 impl JsonRpcConnector {
     /// Returns a new JsonRpcConnector instance, tests uri and returns error if connection is not established.
-    pub async fn new(uri: http::Uri, user: Option<String>, password: Option<String>) -> Self {
-        Self {
-            uri,
+    pub async fn new(
+        uri: Uri,
+        user: Option<String>,
+        password: Option<String>,
+    ) -> Result<Self, JsonRpcConnectorError> {
+        let url = reqwest::Url::parse(&uri.to_string())?;
+        Ok(Self {
+            url,
             id_counter: AtomicI32::new(0),
             user,
             password,
-        }
+        })
+    }
+
+    /// Returns the http::uri the JsonRpcConnector is configured to send requests to.
+    pub fn uri(&self) -> Result<Uri, JsonRpcConnectorError> {
+        Ok(self.url.as_str().parse()?)
     }
 
-    /// Returns the uri the JsonRpcConnector is configured to send requests to.
-    pub fn uri(&self) -> &Uri {
-        &self.uri
+    /// Returns the reqwest::url the JsonRpcConnector is configured to send requests to.
+    pub fn url(&self) -> Url {
+        self.url.clone()
     }
 
     /// Sends a jsonRPC request and returns the response.
     ///
     /// TODO: This function currently resends the call up to 5 times on a server response of "Work queue depth exceeded".
     /// This is because the node's queue can become overloaded and stop servicing RPCs.
-    /// This functionality is weak and should be incorporated in Zingo-Indexer's queue mechanism [WIP] that handles various errors appropriately.
+    /// This functionality is weak and should be incorporated in Zaino's queue mechanism [WIP] that handles various errors appropriately.
     async fn send_request<T: Serialize, R: for<'de> Deserialize<'de>>(
         &self,
         method: &str,
@@ -88,30 +96,33 @@ impl JsonRpcConnector {
         let mut attempts = 0;
         loop {
             attempts += 1;
-            let client = Client::builder().build(HttpsConnector::new());
-            let mut request_builder = Request::builder()
-                .method("POST")
-                .uri(self.uri.clone())
+            let client = Client::builder()
+                .connect_timeout(std::time::Duration::from_secs(2))
+                .timeout(std::time::Duration::from_secs(5))
+                .redirect(reqwest::redirect::Policy::none())
+                .build()?;
+
+            let mut request_builder = client
+                .post(self.url.clone())
                 .header("Content-Type", "application/json");
             if let (Some(user), Some(password)) = (&self.user, &self.password) {
-                let auth = base64::encode(format!("{}:{}", user, password));
-                request_builder =
-                    request_builder.header("Authorization", format!("Basic {}", auth));
+                request_builder = request_builder.basic_auth(user.clone(), Some(password.clone()));
             }
             let request_body =
                 serde_json::to_string(&req).map_err(JsonRpcConnectorError::SerdeJsonError)?;
-            let request = request_builder
-                .body(Body::from(request_body))
-                .map_err(JsonRpcConnectorError::HttpError)?;
-            let response = client
-                .request(request)
+            let response = request_builder
+                .body(request_body)
+                .send()
                 .await
-                .map_err(JsonRpcConnectorError::HyperError)?;
-            let body_bytes = hyper::body::to_bytes(response.into_body())
-                .await
-                .map_err(JsonRpcConnectorError::HyperError)?;
+                .map_err(JsonRpcConnectorError::ReqwestError)?;
 
+            let status = response.status();
+            let body_bytes = response
+                .bytes()
+                .await
+                .map_err(JsonRpcConnectorError::ReqwestError)?;
             let body_str = String::from_utf8_lossy(&body_bytes);
+
             if body_str.contains("Work queue depth exceeded") {
                 if attempts >= max_attempts {
                     return Err(JsonRpcConnectorError::new(
@@ -121,6 +132,13 @@ impl JsonRpcConnector {
                 tokio::time::sleep(std::time::Duration::from_millis(500)).await;
                 continue;
             }
+            if !status.is_success() {
+                return Err(JsonRpcConnectorError::new(format!(
+                    "HTTP Error: {}",
+                    status
+                )));
+            }
+
             let response: RpcResponse<R> = serde_json::from_slice(&body_bytes)
                 .map_err(JsonRpcConnectorError::SerdeJsonError)?;
             return match response.error {
@@ -369,32 +387,33 @@ impl JsonRpcConnector {
 
 /// Tests connection with zebrad / zebrad.
 async fn test_node_connection(
-    uri: Uri,
+    url: Url,
     user: Option<String>,
     password: Option<String>,
 ) -> Result<(), JsonRpcConnectorError> {
-    let client = Client::builder().build::<_, Body>(HttpsConnector::new());
+    let client = Client::builder()
+        .connect_timeout(std::time::Duration::from_secs(2))
+        .timeout(std::time::Duration::from_secs(5))
+        .redirect(reqwest::redirect::Policy::none())
+        .build()?;
 
     let user = user.unwrap_or_else(|| "xxxxxx".to_string());
     let password = password.unwrap_or_else(|| "xxxxxx".to_string());
-    let encoded_auth = base64::encode(format!("{}:{}", user, password));
-
-    let request = Request::builder()
-        .method("POST")
-        .uri(uri.clone())
+    let request_body = r#"{"jsonrpc":"2.0","method":"getinfo","params":[],"id":1}"#;
+    let mut request_builder = client
+        .post(url.clone())
         .header("Content-Type", "application/json")
-        .header("Authorization", format!("Basic {}", encoded_auth))
-        .body(Body::from(
-            r#"{"jsonrpc":"2.0","method":"getinfo","params":[],"id":1}"#,
-        ))
-        .map_err(JsonRpcConnectorError::HttpError)?;
-    let response =
-        tokio::time::timeout(tokio::time::Duration::from_secs(3), client.request(request))
-            .await
-            .map_err(JsonRpcConnectorError::TimeoutError)??;
-    let body_bytes = hyper::body::to_bytes(response.into_body())
+        .body(request_body);
+    request_builder = request_builder.basic_auth(user, Some(password)); // Used basic_auth method
+
+    let response = request_builder
+        .send()
+        .await
+        .map_err(JsonRpcConnectorError::ReqwestError)?;
+    let body_bytes = response
+        .bytes()
         .await
-        .map_err(JsonRpcConnectorError::HyperError)?;
+        .map_err(JsonRpcConnectorError::ReqwestError)?;
     let _response: RpcResponse<serde_json::Value> =
         serde_json::from_slice(&body_bytes).map_err(JsonRpcConnectorError::SerdeJsonError)?;
     Ok(())
@@ -406,24 +425,20 @@ pub async fn test_node_and_return_uri(
     user: Option<String>,
     password: Option<String>,
 ) -> Result<Uri, JsonRpcConnectorError> {
-    let ipv4_uri: Uri = format!("http://127.0.0.1:{}", port)
-        .parse()
-        .map_err(JsonRpcConnectorError::InvalidUriError)?;
-    let ipv6_uri: Uri = format!("http://[::1]:{}", port)
-        .parse()
-        .map_err(JsonRpcConnectorError::InvalidUriError)?;
+    let ipv4_uri: Url = format!("http://127.0.0.1:{}", port).parse()?;
+    let ipv6_uri: Url = format!("http://[::1]:{}", port).parse()?;
     let mut interval = tokio::time::interval(tokio::time::Duration::from_millis(500));
     for _ in 0..3 {
         match test_node_connection(ipv4_uri.clone(), user.clone(), password.clone()).await {
             Ok(_) => {
                 println!("Connected to node using IPv4 at address {}.", ipv4_uri);
-                return Ok(ipv4_uri);
+                return Ok(ipv4_uri.as_str().parse()?);
             }
             Err(_e_ipv4) => {
                 match test_node_connection(ipv6_uri.clone(), user.clone(), password.clone()).await {
                     Ok(_) => {
                         println!("Connected to node using IPv6 at address {}.", ipv6_uri);
-                        return Ok(ipv6_uri);
+                        return Ok(ipv6_uri.as_str().parse()?);
                     }
                     Err(_e_ipv6) => {
                         tokio::time::sleep(std::time::Duration::from_secs(3)).await;

zaino-fetch/src/jsonrpc/error.rs

@@ -11,9 +11,9 @@ pub enum JsonRpcConnectorError {
     #[error("Serialization/Deserialization Error: {0}")]
     SerdeJsonError(#[from] serde_json::Error),
 
-    /// HTTP Request Errors.
+    /// Reqwest Based Errors.
     #[error("HTTP Request Error: {0}")]
-    HyperError(#[from] hyper::Error),
+    ReqwestError(#[from] reqwest::Error),
 
     ///HTTP Errors.
     #[error("HTTP Error: {0}")]
@@ -23,6 +23,10 @@ pub enum JsonRpcConnectorError {
     #[error("Invalid URI: {0}")]
     InvalidUriError(#[from] http::uri::InvalidUri),
 
+    /// Invalid URL Errors.
+    #[error("Invalid URL: {0}")]
+    InvalidUrlError(#[from] url::ParseError),
+
     /// UTF-8 Conversion Errors.
     #[error("UTF-8 Conversion Error")]
     Utf8Error(#[from] std::string::FromUtf8Error),
@@ -46,7 +50,7 @@ impl JsonRpcConnectorError {
             JsonRpcConnectorError::SerdeJsonError(_) => {
                 tonic::Status::invalid_argument(self.to_string())
             }
-            JsonRpcConnectorError::HyperError(_) => tonic::Status::unavailable(self.to_string()),
+            JsonRpcConnectorError::ReqwestError(_) => tonic::Status::unavailable(self.to_string()),
             JsonRpcConnectorError::HttpError(_) => tonic::Status::internal(self.to_string()),
             _ => tonic::Status::internal(self.to_string()),
         }

zaino-serve/src/rpc/service.rs

@@ -109,7 +109,7 @@ impl CompactTxStreamer for GrpcClient {
                 Some("xxxxxx".to_string()),
                 Some("xxxxxx".to_string()),
             )
-            .await
+            .await?
             .get_blockchain_info()
             .await
             .map_err(|e| e.to_grpc_status())?;
@@ -320,7 +320,7 @@ impl CompactTxStreamer for GrpcClient {
                     Some("xxxxxx".to_string()),
                     Some("xxxxxx".to_string()),
                 )
-                .await
+                .await?
                 .get_raw_transaction(hash_hex, Some(1))
                 .await
                 .map_err(|e| e.to_grpc_status())?;
@@ -372,7 +372,7 @@ impl CompactTxStreamer for GrpcClient {
                 Some("xxxxxx".to_string()),
                 Some("xxxxxx".to_string()),
             )
-            .await
+            .await?
             .send_raw_transaction(hex_tx)
             .await
             .map_err(|e| e.to_grpc_status())?;
@@ -428,7 +428,7 @@ impl CompactTxStreamer for GrpcClient {
                 Some("xxxxxx".to_string()),
                 Some("xxxxxx".to_string()),
             )
-            .await;
+            .await?;
             let txids = zebrad_client
                 .get_address_txids(vec![address], start, end)
                 .await
@@ -615,7 +615,7 @@ impl CompactTxStreamer for GrpcClient {
                 Some("xxxxxx".to_string()),
                 Some("xxxxxx".to_string()),
             )
-            .await;
+            .await?;
 
             let zebrad_uri = self.zebrad_uri.clone();
             let (channel_tx, channel_rx) = tokio::sync::mpsc::channel(32);
@@ -747,7 +747,7 @@ impl CompactTxStreamer for GrpcClient {
                 Some("xxxxxx".to_string()),
                 Some("xxxxxx".to_string()),
             )
-            .await;
+            .await?;
 
             // TODO: This is slow. Chain, along with other blockchain info should be saved on startup and used here [blockcache?].
             let chain = zebrad_client
@@ -907,7 +907,7 @@ impl CompactTxStreamer for GrpcClient {
                 Some("xxxxxx".to_string()),
                 Some("xxxxxx".to_string()),
             )
-            .await;
+            .await?;
 
             let zebra_info = zebrad_client
                 .get_info()