Added db read replicas in docker compose and settings

tendulkaramey · Oct 31, 2023 · fd98336 · fd98336
1 parent 5076b48
commit fd98336
Show file tree

Hide file tree

Showing 2 changed files with 44 additions and 0 deletions.
diff --git a/docker-compose.yml b/docker-compose.yml
@@ -24,6 +24,32 @@ services:
       - POSTGRES_PASSWORD=postgres
       - POSTGRES_DB=globalmart
 
+  db-replica1:
+    container_name: db-replica1-globalmart
+    image: postgres:14.7-alpine
+    volumes:
+      - pgdata_replica1:/var/lib/postgresql/data/
+    ports:
+      - 5433:5433
+    environment:
+      - POSTGRES_USER=postgres
+      - POSTGRES_PASSWORD=postgres
+      - POSTGRES_DB=globalmart
+      - PGPORT=5433
+
+  db-replica2:
+    container_name: db-replica2-globalmart
+    image: postgres:14.7-alpine
+    volumes:
+      - pgdata_replica2:/var/lib/postgresql/data/
+    ports:
+      - 5434:5434
+    environment:
+      - POSTGRES_USER=postgres
+      - POSTGRES_PASSWORD=postgres
+      - POSTGRES_DB=globalmart
+      - PGPORT=5434
+
   pgadmin:
     container_name: pgadmin4-globalmart
     image: dpage/pgadmin4
@@ -36,4 +62,6 @@ services:
 
 volumes:
   pgdata:
+  pgdata_replica1:
+  pgdata_replica2:
 
diff --git a/globalmart/settings.py b/globalmart/settings.py
@@ -112,6 +112,22 @@
         "PASSWORD": "postgres",
         "HOST": "db",  # set in docker-compose.yml
         "PORT": '5432',
+    },
+    "replica1": {
+        "ENGINE": "django.db.backends.postgresql",
+        "NAME": "globalmart",
+        "USER": "postgres",
+        "PASSWORD": "postgres",
+        "HOST": "db-replica1",  # set in docker-compose.yml
+        "PORT": '5433',
+    },
+    "replica2": {
+        "ENGINE": "django.db.backends.postgresql",
+        "NAME": "globalmart",
+        "USER": "postgres",
+        "PASSWORD": "postgres",
+        "HOST": "db-replica2",  # set in docker-compose.yml
+        "PORT": '5434',
     }
 }