feat(database): add pgbouncer support and optimize postgres config

.env.example

@@ -27,13 +27,17 @@ EVENT_EMITTER_MAX_LISTENERS=50
 # If you don't even want an expiration, enter the value false
 DEL_INSTANCE=false
 
-# Provider: postgresql | mysql
+# Provider: postgresql | mysql | psql_bouncer
 DATABASE_PROVIDER=postgresql
-DATABASE_CONNECTION_URI='postgresql://user:pass@postgres:5432/evolution?schema=public'
+DATABASE_CONNECTION_URI='postgresql://user:pass@postgres:5432/evolution_db?schema=evolution_api'
 # Client name for the database connection
 # It is used to separate an API installation from another that uses the same database.
 DATABASE_CONNECTION_CLIENT_NAME=evolution_exchange
 
+# Bouncer connection: used only when the database provider is set to 'psql_bouncer'.
+# Defines the PostgreSQL URL with pgbouncer enabled (pgbouncer=true).
+# DATABASE_BOUNCER_CONNECTION_URI=postgresql://user:pass@pgbouncer:5432/evolution_db?pgbouncer=true&schema=evolution_api
+
 # Choose the data you want to save in the application's database
 DATABASE_SAVE_DATA_INSTANCE=true
 DATABASE_SAVE_DATA_NEW_MESSAGE=true

Docker/scripts/deploy_database.sh

@@ -6,7 +6,7 @@ if [ "$DOCKER_ENV" != "true" ]; then
     export_env_vars
 fi
 
-if [[ "$DATABASE_PROVIDER" == "postgresql" || "$DATABASE_PROVIDER" == "mysql" ]]; then
+if [[ "$DATABASE_PROVIDER" == "postgresql" || "$DATABASE_PROVIDER" == "mysql" || "$DATABASE_PROVIDER" == "psql_bouncer" ]]; then
     export DATABASE_URL
     echo "Deploying migrations for $DATABASE_PROVIDER"
     echo "Database URL: $DATABASE_URL"

Docker/scripts/generate_database.sh

@@ -6,7 +6,7 @@ if [ "$DOCKER_ENV" != "true" ]; then
     export_env_vars
 fi
 
-if [[ "$DATABASE_PROVIDER" == "postgresql" || "$DATABASE_PROVIDER" == "mysql" ]]; then
+if [[ "$DATABASE_PROVIDER" == "postgresql" || "$DATABASE_PROVIDER" == "mysql" || "$DATABASE_PROVIDER" == "psql_bouncer" ]]; then
     export DATABASE_URL
     echo "Generating database for $DATABASE_PROVIDER"
     echo "Database URL: $DATABASE_URL"
@@ -20,4 +20,4 @@ if [[ "$DATABASE_PROVIDER" == "postgresql" || "$DATABASE_PROVIDER" == "mysql" ]]
 else
     echo "Error: Database provider $DATABASE_PROVIDER invalid."
     exit 1
-fi
+fi

docker-compose.yaml

@@ -1,4 +1,5 @@
 services:
+
   api:
     container_name: evolution_api
     image: evoapicloud/evolution-api:latest
@@ -34,19 +35,41 @@ services:
     image: postgres:15
     networks:
       - evolution-net
-    command: ["postgres", "-c", "max_connections=1000", "-c", "listen_addresses=*"]
+    command: [
+      "postgres",
+      "-c", "max_connections=200",
+      "-c", "listen_addresses=*",
+      "-c", "shared_buffers=256MB",
+      "-c", "effective_cache_size=1GB",
+      "-c", "work_mem=4MB"
+    ]
     restart: always
     ports:
       - 5432:5432
     environment:
       - POSTGRES_USER=user
       - POSTGRES_PASSWORD=pass
-      - POSTGRES_DB=evolution
+      - POSTGRES_DB=evolution_db
       - POSTGRES_HOST_AUTH_METHOD=trust
     volumes:
-      - postgres_data:/var/lib/postgresql/data
-    expose:
-      - 5432
+    - postgres_data:/var/lib/postgresql/data
+
+  # pgbouncer:
+  #   image: edoburu/pgbouncer:latest
+  #   environment:
+  #     DB_HOST: postgres
+  #     DB_USER: user
+  #     DB_PASSWORD: pass
+  #     POOL_MODE: transaction
+  #     AUTH_TYPE: trust
+  #     MAX_CLIENT_CONN: 1000
+  #     DEFAULT_POOL_SIZE: 25
+  #   depends_on:
+  #     - postgres
+  #   ports:
+  #     - "6543:5432"
+  #   networks:
+  #     - evolution-net
 
 volumes:
   evolution_instances:

prisma/postgresql-schema.prisma

@@ -376,8 +376,8 @@ model TypebotSetting {
   debounceTime      Int?      @db.Integer
   typebotIdFallback String?   @db.VarChar(100)
   ignoreJids        Json?
-  splitMessages     Boolean?         @default(false) @db.Boolean
-  timePerChar       Int?             @default(50) @db.Integer
+  splitMessages     Boolean?  @default(false) @db.Boolean
+  timePerChar       Int?      @default(50) @db.Integer
   createdAt         DateTime? @default(now()) @db.Timestamp
   updatedAt         DateTime  @updatedAt @db.Timestamp
   Fallback          Typebot?  @relation(fields: [typebotIdFallback], references: [id])
@@ -748,4 +748,4 @@ model EvoaiSetting {
   evoaiIdFallback String?   @db.VarChar(100)
   Instance        Instance  @relation(fields: [instanceId], references: [id], onDelete: Cascade)
   instanceId      String    @unique
-}
+}