migrate to Postgres 16

.gitignore

@@ -11,4 +11,6 @@ vendor/
 .env
 .volumes/
 
+.migrations/*.done
+
 !/**/.keep

.migrations/001_upgrade-postgres-16_down.sh

@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+set -e
+
+OLD_DATA_VOL=./.volumes/database
+NEW_DATA_VOL=./.volumes/db/pg16
+source .env
+
+# check if migration already applied
+if [ ! -f .migrations/001.done ]; then
+  echo "Migration already rolledback, skipping"
+  exit 0
+fi
+
+sudo rm -rf $NEW_DATA_VOL
+
+rm .migrations/001.done

.migrations/001_upgrade-postgres-16_up.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+set -e
+
+OLD_DATA_VOL=./.volumes/database
+NEW_DATA_VOL=./.volumes/db/pg16
+source .env
+
+# check if migration already applied
+if [ -f .migrations/001.done ]; then
+  echo "Migration already complete, skipping"
+  exit 0
+fi
+
+docker run --rm \
+	-v $OLD_DATA_VOL:/var/lib/postgresql/15/data \
+	-v $NEW_DATA_VOL:/var/lib/postgresql/16/data \
+	-e PGUSER=$DB_USER \
+  -e PGPASS=$DB_PASS \
+  -e POSTGRES_INITDB_ARGS="--username=$DB_USER" \
+	tianon/postgres-upgrade:15-to-16
+
+docker compose run --rm \
+  db \
+  bash -c 'echo "host all all all md5" >> /var/lib/postgresql/data/pg_hba.conf'
+
+touch .migrations/001.done

deploy.sh

@@ -18,8 +18,13 @@ if [[ $CLIENT_CHANGED == "true" ]]; then
   docker compose -f docker-compose.production.yml up client
 fi
 
-echo "--- Restarting containers ---"
+echo "--- Stopping containers ---"
 docker compose -f docker-compose.production.yml down
+
+echo "--- Migrating data ---"
+.migrations/001_upgrade-postgres-16_up.sh
+
+echo "--- Starting containers ---"
 docker compose -f docker-compose.production.yml up router -d
 
 echo "=== All Done ==="

docker-compose.shared.yml

@@ -55,9 +55,9 @@ services:
       CLIENT_DIR: "/opt/client"
 
   db:
-    image: postgres:15
+    image: postgres:16
     volumes:
-      - ./.volumes/database:/var/lib/postgresql/data:rw
+      - ./.volumes/db/pg16:/var/lib/postgresql/data:rw
     environment:
       POSTGRES_DB: "${DB_NAME}"
       POSTGRES_USER: "${DB_USER}"