Fix wait on metrics and path checking (#248)

Fixes:
- `wait` methods for metrics
- `path` checking for `native` provider validation.

crates/orchestrator/src/lib.rs

@@ -462,16 +462,19 @@ fn validate_spec_with_provider_capabilities(
 
         // now check the binaries
         let path = std::env::var("PATH").unwrap_or_default(); // path should always be set
-        println!("PATH es: {path}");
+        trace!("current PATH: {path}");
         let parts: Vec<_> = path.split(":").collect();
         for cmd in cmds {
             let missing = if cmd.contains('/') {
+                trace!("checking {cmd}");
                 std::fs::metadata(cmd).is_err()
             } else {
                 // should be in the PATH
-                !parts
-                    .iter()
-                    .any(|part| std::fs::metadata(format!("{}/{}", part, cmd)).is_ok())
+                !parts.iter().any(|part| {
+                    let path_to = format!("{}/{}", part, cmd);
+                    trace!("checking {path_to}");
+                    std::fs::metadata(path_to).is_ok()
+                })
             };
 
             if missing {
@@ -494,7 +497,10 @@ fn help_msg(cmd: &str) -> String {
             format!("Missing binary {cmd}, compile by running: \n\tcargo build --package {cmd} --release")
         },
         "polkadot" => {
-            format!("Missing binary {cmd}, compile by running: \n\t cargo build --locked --release --features fast-runtime --bin {cmd} --bin polkadot-prepare-worker --bin polkadot-execute-worker")
+            format!("Missing binary {cmd}, compile by running (in the polkadot-sdk repo): \n\t cargo build --locked --release --features fast-runtime --bin {cmd} --bin polkadot-prepare-worker --bin polkadot-execute-worker")
+        },
+        "polkadot-parachain" => {
+            format!("Missing binary {cmd}, compile by running (in the polkadot-sdk repo): \n\t cargo build --release --locked -p {cmd}-bin --bin {cmd}")
         },
         _ => {
             format!("Missing binary {cmd}, please compile it.")

crates/orchestrator/src/network/node.rs

@@ -7,7 +7,7 @@ use provider::DynNode;
 use regex::Regex;
 use serde::Serialize;
 use subxt::{backend::rpc::RpcClient, OnlineClient};
-use support::net::wait_ws_ready;
+use support::net::{skip_err_while_waiting, wait_ws_ready};
 use thiserror::Error;
 use tokio::sync::RwLock;
 use tracing::{debug, trace};
@@ -206,27 +206,22 @@ impl NetworkNode {
                         return Ok(());
                     }
                 },
-                Err(e) => {
-                    match e.downcast::<reqwest::Error>() {
-                        Ok(io) => {
-                            // if the error is connecting could be the case that the node
-                            // is not listening yet, so we keep waiting
-                            // Skipped err is: 'tcp connect error: Connection refused (os error 61)'
-                            if !io.is_connect() {
-                                return Err(io.into());
-                            }
-                        },
-                        Err(other) => {
-                            match other.downcast::<NetworkNodeError>() {
-                                Ok(node_err) => {
-                                    if !matches!(node_err, NetworkNodeError::MetricNotFound(_)) {
-                                        return Err(node_err.into());
-                                    }
-                                },
-                                Err(other) => return Err(other),
-                            };
-                        },
-                    }
+                Err(e) => match e.downcast::<reqwest::Error>() {
+                    Ok(io_err) => {
+                        if !skip_err_while_waiting(&io_err) {
+                            return Err(io_err.into());
+                        }
+                    },
+                    Err(other) => {
+                        match other.downcast::<NetworkNodeError>() {
+                            Ok(node_err) => {
+                                if !matches!(node_err, NetworkNodeError::MetricNotFound(_)) {
+                                    return Err(node_err.into());
+                                }
+                            },
+                            Err(other) => return Err(other),
+                        };
+                    },
                 },
             }
 

crates/support/src/net.rs

@@ -35,13 +35,7 @@ pub async fn wait_ws_ready(url: &str) -> Result<()> {
                 trace!("http_client status: {}, continuing...", res.status());
             },
             Err(e) => {
-                // if the error is connecting/request could be the case that the node
-                // is not listening yet, so we keep waiting
-                // Skipped errs like:
-                // 'tcp connect error: Connection refused (os error 61)'
-                // 'operation was canceled: connection closed before message completed'
-                // 'connection error: Connection reset by peer (os error 54)'
-                if !(e.is_connect() || e.is_request()) {
+                if !skip_err_while_waiting(&e) {
                     return Err(e.into());
                 }
 
@@ -54,3 +48,13 @@ pub async fn wait_ws_ready(url: &str) -> Result<()> {
 
     Ok(())
 }
+
+pub fn skip_err_while_waiting(e: &reqwest::Error) -> bool {
+    // if the error is connecting/request could be the case that the node
+    // is not listening yet, so we keep waiting
+    // Skipped errs like:
+    // 'tcp connect error: Connection refused (os error 61)'
+    // 'operation was canceled: connection closed before message completed'
+    // 'connection error: Connection reset by peer (os error 54)'
+    e.is_connect() || e.is_request()
+}