Use docker compose exec to account for differences in container names…

… for Postgres upgrade (#2096)

* use docker compose exec instead of docker exec

* use our $dc shortcut instead of docker compose

install/upgrade-postgres.sh

@@ -24,18 +24,18 @@ if [[ -n "$(docker volume ls -q --filter name=sentry-postgres)" && "$(docker run
 
   # Wait for postgres
   RETRIES=5
-  until docker exec sentry-self-hosted-postgres-1 psql -U postgres -c "select 1" >/dev/null 2>&1 || [ $RETRIES -eq 0 ]; do
+  until $dc exec postgres psql -U postgres -c "select 1" >/dev/null 2>&1 || [ $RETRIES -eq 0 ]; do
     echo "Waiting for postgres server, $((RETRIES--)) remaining attempts..."
     sleep 1
   done
 
   # VOLUME_NAME is the same as container name
   # Reindex all databases and their system catalogs which are not templates
-  DBS=$(docker exec sentry-self-hosted-postgres-1 psql -qAt -U postgres -c "SELECT datname FROM pg_database WHERE datistemplate = false;")
+  DBS=$($dc exec postgres psql -qAt -U postgres -c "SELECT datname FROM pg_database WHERE datistemplate = false;")
   for db in ${DBS}; do
     echo "Re-indexing database: ${db}"
-    docker exec sentry-self-hosted-postgres-1 psql -qAt -U postgres -d ${db} -c "reindex system ${db}"
-    docker exec sentry-self-hosted-postgres-1 psql -qAt -U postgres -d ${db} -c "reindex database ${db};"
+    $dc exec postgres psql -qAt -U postgres -d ${db} -c "reindex system ${db}"
+    $dc exec postgres psql -qAt -U postgres -d ${db} -c "reindex database ${db};"
   done
 
   $dc stop postgres