From 58f34b948a3475b40aecab7e92b82d7c60391441 Mon Sep 17 00:00:00 2001
From: KernelDeimos <eric.alex.dube@gmail.com>
Date: Fri, 1 Nov 2024 16:13:00 -0400
Subject: [PATCH] dev: simplify module/extension setup

---
 src/backend/src/Kernel.js                  | 10 ++++++++++
 src/backend/src/boot/RuntimeEnvironment.js |  7 +++++++
 2 files changed, 17 insertions(+)

diff --git a/src/backend/src/Kernel.js b/src/backend/src/Kernel.js
index cec1b065..4acd43fd 100644
--- a/src/backend/src/Kernel.js
+++ b/src/backend/src/Kernel.js
@@ -25,6 +25,7 @@ const { hideBin } = require('yargs/helpers');
 const { Extension } = require("./Extension");
 const { ExtensionModule } = require("./ExtensionModule");
 const { spawn } = require("node:child_process");
+const { quot } = require("./util/strutil");
 
 class Kernel extends AdvancedBase {
     constructor ({ entry_path } = {}) {
@@ -226,6 +227,15 @@ class Kernel extends AdvancedBase {
 
         const mod_paths = this.environment.mod_paths;
         for ( const mods_dirpath of mod_paths ) {
+            if ( ! fs.existsSync(mods_dirpath) ) {
+                this.services.logger.error(
+                    `mod directory not found: ${quot(mods_dirpath)}; skipping...`
+                );
+                // intentional delay so error is seen
+                this.services.logger.info('boot will continue in 4 seconds');
+                await new Promise(rslv => setTimeout(rslv, 4000));
+                continue;
+            }
             const mod_dirnames = fs.readdirSync(mods_dirpath);
             for ( const mod_dirname of mod_dirnames ) {
                 let mod_path = path_.join(mods_dirpath, mod_dirname);
diff --git a/src/backend/src/boot/RuntimeEnvironment.js b/src/backend/src/boot/RuntimeEnvironment.js
index 339cca08..0b7c97fc 100644
--- a/src/backend/src/boot/RuntimeEnvironment.js
+++ b/src/backend/src/boot/RuntimeEnvironment.js
@@ -341,6 +341,13 @@ class RuntimeEnvironment extends AdvancedBase {
         const mod_paths = [];
         environment.mod_paths = mod_paths;
 
+        // Trying this as a default for now...
+        if ( ! config.mod_directories ) {
+            config.mod_directories = [
+                '{source}/../mods/mods_enabled',
+            ];
+        }
+
         // If configured, add a user-specified mod path
         if ( config.mod_directories ) {
             for ( const dir of config.mod_directories ) {