[tests][postgres] Add migration test

Starting from `sda-db` `v0.1.2` and running all migration scripts.

.github/integration/postgres.yml

@@ -26,6 +26,39 @@ services:
     volumes:
       - ./scripts:/scripts
 
+  migration_helper:
+    container_name: helper
+    command:
+      - /usr/bin/tar
+      - -zxf
+      - /pgdata.tgz
+      - -C
+      - /pgdata/
+    image: ubuntu:jammy
+    user: 70:70
+    volumes:
+      - pgmigrate:/pgdata
+      - ./tests/postgres/pgdata.tgz:/pgdata.tgz
+
+  migrate:
+    container_name: migrate
+    depends_on:
+      migration_helper:
+        condition: service_completed_successfully
+    environment:
+      - POSTGRES_PASSWORD=rootpasswd
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U postgres"]
+      interval: 5s
+      timeout: 20s
+      retries: 3
+    image: ghcr.io/neicnordic/sensitive-data-archive:PR${PR_NUMBER}-postgres
+    ports:
+      - "35432:5432"
+    restart: always
+    volumes:
+      - pgmigrate:/var/lib/postgresql/data
+
   postgres:
     build:
       context: ../../postgresql
@@ -80,6 +113,8 @@ services:
         condition: service_completed_successfully
       postgres:
         condition: service_healthy
+      migrate:
+        condition: service_healthy
     environment:
       - PGPASSWORD=rootpasswd
     image: ubuntu:jammy
@@ -88,9 +123,11 @@ services:
     volumes:
       - ./tests:/tests
       - client_certs:/certs
+      - ../../postgresql/migratedb.d:/migratedb.d
 
 volumes:
   certs:
   client_certs:
   pgdata:
+  pgmigrate:
   pgtlsdata:

.github/integration/tests/postgres/10_sanity_check.sh

@@ -27,3 +27,11 @@ for u in download finalize inbox ingest mapper sync verify; do
     psql -U "$u" -h postgres -d sda -At -c "SELECT version();" 1>/dev/null
 done
 
+## verify that migrations worked
+migratedb=$(find /migratedb.d/ -name "*.sql" -printf '%f\n' |  sort -n | tail -1 | cut -d '.' -f1)
+version=$(psql -U postgres -h migrate -d sda -At -c "select max(version) from sda.dbschema_version;")
+if [ "$version" -ne "$migratedb" ]; then
+    echo "Migration scripts failed"
+    exit 1
+fi
+