Create indexer service framework

Cargo.toml

@@ -1,9 +1,5 @@
 [workspace]
-members = [
-    "common",
-    "service",
-    "tap-agent",
-]
+members = ["common", "service", "tap-agent"]
 resolver = "2"
 
 [profile.dev.package."*"]

common/Cargo.toml

@@ -31,9 +31,18 @@ sqlx = { version = "0.7.1", features = [
 ] }
 tokio = { version = "1.32.0", features = ["full", "macros", "rt"] }
 thegraph = { git = "https://github.com/edgeandnode/toolshed", branch = "main" }
-tracing = "0.1.34"
 graphql-http = { git = "https://github.com/edgeandnode/toolshed", branch = "main" }
 tap_core = "0.7.0"
+axum = { version = "0.6.20", default_features = true, features = ["headers"] }
+thiserror = "1.0.49"
+async-trait = "0.1.74"
+headers-derive = "0.1.1"
+headers = "0.3.9"
+build-info = "0.0.34"
+autometrics = { version = "0.6.0", features = ["prometheus-exporter"] }
+tracing = "0.1.40"
+tower = "0.4.13"
+tower_governor = "0.1.0"
 
 [dev-dependencies]
 env_logger = "0.9.0"

common/src/indexer_service/http/config.rs

@@ -0,0 +1,63 @@
+// Copyright 2023-, GraphOps and Semiotic Labs.
+// SPDX-License-Identifier: Apache-2.0
+
+use std::net::SocketAddr;
+
+use alloy_primitives::Address;
+use serde::{Deserialize, Serialize};
+use thegraph::types::DeploymentId;
+
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct DatabaseConfig {
+    pub postgres_url: String,
+}
+
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct SubgraphConfig {
+    pub deployment: Option<DeploymentId>,
+    pub query_url: String,
+    pub syncing_interval: u64,
+}
+
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct ServerConfig {
+    pub host_and_port: SocketAddr,
+    pub metrics_host_and_port: SocketAddr,
+    pub url_prefix: String,
+    pub free_query_auth_token: Option<String>,
+}
+
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct IndexerServiceConfig {
+    pub indexer: IndexerConfig,
+    pub server: ServerConfig,
+    pub database: DatabaseConfig,
+    pub graph_node: Option<GraphNodeConfig>,
+    pub network_subgraph: SubgraphConfig,
+    pub escrow_subgraph: SubgraphConfig,
+    pub graph_network: GraphNetworkConfig,
+    pub scalar: ScalarConfig,
+}
+
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct GraphNodeConfig {
+    pub status_url: String,
+    pub query_base_url: String,
+}
+
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct GraphNetworkConfig {
+    pub id: u64,
+}
+
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct IndexerConfig {
+    pub indexer_address: Address,
+    pub operator_mnemonic: String,
+}
+
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct ScalarConfig {
+    pub chain_id: u64,
+    pub receipts_verifier_address: Address,
+}