From c78068466b0471dbf4e1913abd88410ff3dd89d3 Mon Sep 17 00:00:00 2001
From: Andras Bacsai <andras.bacsai@gmail.com>
Date: Wed, 8 Nov 2023 12:40:05 +0100
Subject: [PATCH] Add custom PostgreSQL configuration to StandalonePostgresql

---
 app/Actions/Database/StartPostgresql.php      | 25 ++++++++++++++++
 .../Project/Database/Postgresql/General.php   |  2 ++
 ...dd_custom_config_standalone_postgresql.php | 30 +++++++++++++++++++
 .../database/postgresql/general.blade.php     |  1 +
 4 files changed, 58 insertions(+)
 create mode 100644 database/migrations/2023_11_08_112815_add_custom_config_standalone_postgresql.php

diff --git a/app/Actions/Database/StartPostgresql.php b/app/Actions/Database/StartPostgresql.php
index 46e410980..2dc9a38b0 100644
--- a/app/Actions/Database/StartPostgresql.php
+++ b/app/Actions/Database/StartPostgresql.php
@@ -32,6 +32,8 @@ class StartPostgresql
         $volume_names = $this->generate_local_persistent_volumes_only_volume_names();
         $environment_variables = $this->generate_environment_variables();
         $this->generate_init_scripts();
+        $this->add_custom_conf();
+
         $docker_compose = [
             'version' => '3.8',
             'services' => [
@@ -96,6 +98,19 @@ class StartPostgresql
                 ];
             }
         }
+        if (!is_null($this->database->postgres_conf)) {
+            $docker_compose['services'][$container_name]['volumes'][] = [
+                'type' => 'bind',
+                'source' => $this->configuration_dir . '/custom-postgres.conf',
+                'target' => '/etc/postgresql/postgresql.conf',
+                'read_only' => true,
+            ];
+            $docker_compose['services'][$container_name]['command'] = [
+                'postgres',
+                '-c',
+                'config_file=/etc/postgresql/postgresql.conf',
+            ];
+        }
         $docker_compose = Yaml::dump($docker_compose, 10);
         $docker_compose_base64 = base64_encode($docker_compose);
         $this->commands[] = "echo '{$docker_compose_base64}' | base64 -d > $this->configuration_dir/docker-compose.yml";
@@ -171,4 +186,14 @@ class StartPostgresql
             $this->init_scripts[] = "$this->configuration_dir/docker-entrypoint-initdb.d/{$filename}";
         }
     }
+    private function add_custom_conf()
+    {
+        if (is_null($this->database->postgres_conf)) {
+            return;
+        }
+        $filename = 'custom-postgres.conf';
+        $content = $this->database->postgres_conf;
+        $content_base64 = base64_encode($content);
+        $this->commands[] = "echo '{$content_base64}' | base64 -d > $this->configuration_dir/{$filename}";
+    }
 }
diff --git a/app/Http/Livewire/Project/Database/Postgresql/General.php b/app/Http/Livewire/Project/Database/Postgresql/General.php
index 7292ec2b2..ebc69a1bc 100644
--- a/app/Http/Livewire/Project/Database/Postgresql/General.php
+++ b/app/Http/Livewire/Project/Database/Postgresql/General.php
@@ -28,6 +28,7 @@ class General extends Component
         'database.postgres_db' => 'required',
         'database.postgres_initdb_args' => 'nullable',
         'database.postgres_host_auth_method' => 'nullable',
+        'database.postgres_conf' => 'nullable',
         'database.init_scripts' => 'nullable',
         'database.image' => 'required',
         'database.ports_mappings' => 'nullable',
@@ -42,6 +43,7 @@ class General extends Component
         'database.postgres_db' => 'Postgres DB',
         'database.postgres_initdb_args' => 'Postgres Initdb Args',
         'database.postgres_host_auth_method' => 'Postgres Host Auth Method',
+        'database.postgres_conf' => 'Postgres Configuration',
         'database.init_scripts' => 'Init Scripts',
         'database.image' => 'Image',
         'database.ports_mappings' => 'Port Mapping',
diff --git a/database/migrations/2023_11_08_112815_add_custom_config_standalone_postgresql.php b/database/migrations/2023_11_08_112815_add_custom_config_standalone_postgresql.php
new file mode 100644
index 000000000..c583fb3ff
--- /dev/null
+++ b/database/migrations/2023_11_08_112815_add_custom_config_standalone_postgresql.php
@@ -0,0 +1,30 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+        Schema::table('standalone_postgresqls', function (Blueprint $table) {
+            $table->longText('postgres_conf')->nullable();
+            $table->string('image')->default('postgres:16-alpine')->change();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+        Schema::table('standalone_postgresqls', function (Blueprint $table) {
+            $table->dropColumn('postgres_conf');
+            $table->string('image')->default('postgres:15-alpine')->change();
+        });
+    }
+};
diff --git a/resources/views/livewire/project/database/postgresql/general.blade.php b/resources/views/livewire/project/database/postgresql/general.blade.php
index 368e55906..3116620ea 100644
--- a/resources/views/livewire/project/database/postgresql/general.blade.php
+++ b/resources/views/livewire/project/database/postgresql/general.blade.php
@@ -72,6 +72,7 @@
                     type="password" readonly wire:model="db_url_public" />
             @endif
         </div>
+        <x-forms.textarea label="Custom PostgreSQL Configuration" rows="10" id="database.postgres_conf" />
     </form>
     <div class="pb-16">
         <div class="flex gap-2 pt-4 pb-2">