chore: move region_config.json to configmap

lib/bolt/core/src/dep/k8s/gen.rs

@@ -201,6 +201,22 @@ pub async fn gen_svc(exec_ctx: &ExecServiceContext) -> Vec<serde_json::Value> {
 		"data": secret_data
 	}));
 
+	// Create config for /etc/rivet
+	//
+	// Use cjson for consistent outputs
+	let regions_json = cjson::to_string(&project_ctx.ns().regions).unwrap();
+	specs.push(json!({
+		"apiVersion": "v1",
+		"kind": "ConfigMap",
+		"metadata": {
+			"name": format!("rivet-etc-{}", svc_ctx.name()),
+			"namespace": "rivet-service"
+		},
+		"data": {
+			"region_config.json": regions_json
+		}
+	}));
+
 	// Render ports
 	let (pod_ports, service_ports) = {
 		let mut pod_ports = Vec::new();
@@ -638,6 +654,19 @@ async fn build_volumes(
 	let mut volumes = Vec::<serde_json::Value>::new();
 	let mut volume_mounts = Vec::<serde_json::Value>::new();
 
+	// TODO: Move this to reading vanilla config inside service instead of populating this
+	// Add static config
+	volumes.push(json!({
+		"name": "rivet-etc",
+		"configMap": {
+			"name": format!("rivet-etc-{}", svc_ctx.name()),
+		}
+	}));
+	volume_mounts.push(json!({
+		"name": "rivet-etc",
+		"mountPath": "/etc/rivet"
+	}));
+
 	// Add volumes based on exec service
 	match driver {
 		// Mount the service binaries to execute directly in the container.

lib/bolt/core/src/tasks/gen.rs

@@ -49,9 +49,6 @@ pub async fn generate_project(ctx: &ProjectContext, skip_config_sync_check: bool
 
 	// Generate root
 	generate_root(ctx.path()).await;
-
-	// Generate regions
-	generate_regions(ctx).await;
 }
 
 async fn generate_root(path: &Path) {
@@ -237,19 +234,6 @@ pub async fn generate_service(_ctx: &ServiceContext) {
 	// println!("  * Generating service {}", ctx.name());
 }
 
-async fn generate_regions(ctx: &ProjectContext) {
-	let svc = ctx.service_with_name("region-config-get").await;
-	let gen_path = svc.path().join("gen");
-	let gen_config_path = gen_path.join("region_config.json");
-
-	// Make gen dir
-	fs::create_dir_all(gen_path).await.unwrap();
-
-	// Write config. Use cjson in order to get deterministic output.
-	let regions_json = cjson::to_string(&ctx.ns().regions).unwrap();
-	write_if_different(&gen_config_path, &regions_json).await;
-}
-
 /// Writes to a file if the contents are different.
 ///
 /// This prevents needlessly updating the modify timestamp of a Cargo manifest, which triggers a

svc/pkg/region/ops/config-get/src/lib.rs

@@ -2,6 +2,7 @@ use proto::backend::pkg::*;
 use rivet_operation::prelude::*;
 use serde::{Deserialize, Serialize};
 use std::collections::HashMap;
+use tokio::fs;
 
 #[operation(name = "region-config-get")]
 pub async fn handle(
@@ -29,12 +30,13 @@ pub async fn read() -> HashMap<String, region::config_get::Region> {
 	READ_CONFIG_ONCE
 		.get_or_init(|| async {
 			// Read config
-			let config_buf = include_bytes!("../gen/region_config.json");
+			let config_buf = fs::read("/etc/rivet/region_config.json")
+				.await
+				.expect("failed to read /region_config.json");
 			let config = serde_json::from_slice::<HashMap<String, Region>>(config_buf.as_slice())
 				.expect("invalid region config");
 
 			// Convert to proto
-
 			config
 				.into_iter()
 				.map(|(k, v)| {