WIP: rewrite subgraph service using new framework

common/src/indexer_service/http/indexer_service.rs

@@ -180,8 +180,14 @@ impl IndexerService {
     {
         let metrics = IndexerServiceMetrics::new(options.metrics_prefix);
 
+        let http_client = reqwest::Client::builder()
+            .tcp_nodelay(true)
+            .timeout(Duration::from_secs(30))
+            .build()
+            .expect("Failed to init HTTP client");
+
         let network_subgraph = Box::leak(Box::new(SubgraphClient::new(
-            reqwest::Client::new(),
+            http_client.clone(),
             options
                 .config
                 .graph_node
@@ -223,7 +229,7 @@ impl IndexerService {
         );
 
         let escrow_subgraph = Box::leak(Box::new(SubgraphClient::new(
-            reqwest::Client::new(),
+            http_client,
             options
                 .config
                 .graph_node

service/Cargo.toml

@@ -22,15 +22,14 @@ tracing = "0.1.34"
 thiserror = "1.0.49"
 serde = { version = "1.0", features = ["rc", "derive"] }
 serde_json = "1"
-axum = "0.5"
+axum = "0.6.20"
 hyper = "0.14.27"
 tower = { version = "0.4", features = ["util", "timeout", "limit"] }
 tower-http = { version = "0.4.0", features = [
     "add-extension",
     "trace",
     "cors",
 ] }
-toml = "0.7.4"
 once_cell = "1.17"
 async-graphql = "4.0.16"
 async-graphql-axum = "4.0.16"
@@ -62,6 +61,11 @@ toolshed = { git = "https://github.com/edgeandnode/toolshed", branch = "main", f
     "graphql",
 ] }
 build-info = "0.0.34"
+figment = { version = "0.10", features = ["toml", "env"] }
+
+# FIXME: Needed due to a serde_spanned version conflict between
+# `ethers` and `figment`.
+serde_spanned = "=0.6.4"
 
 [dev-dependencies]
 faux = "0.1.10"

service/src/cli.rs

@@ -0,0 +1,9 @@
+use std::path::PathBuf;
+
+use clap::Parser;
+
+#[derive(Parser)]
+pub struct Cli {
+    #[arg(long, value_name = "FILE")]
+    pub config: PathBuf,
+}