Added stop_grace_period

.env.example

@@ -17,11 +17,14 @@ GT_TAG=
 GT_CONTAINER_NAME=
 
 # Database
-# If using PostgreSQL is better to use SIGINT to power off the container which
-# enables the "Fast Shutdown" mode.
+# If using PostgreSQL is better to use SIGTERM to power off the container which
+# enables the "Smart Shutdown", after the grace period it gets SIGKILL which
+# can lead to corruption of backups, but is still better than using SIGINT.
 # https://www.postgresql.org/docs/10/server-shutdown.html
 # https://github.com/docker-library/postgres/issues/184#issuecomment-394822161
+# https://github.com/docker-library/postgres/issues/714#issuecomment-631306363
 DB_IMG=
 DB_TAG=
 DB_CONTAINER_NAME=
-DB_STOP_SIG=SIGINT
+DB_STOP_SIG=
+DB_STOP_GRC=30s

docker-compose.yml

@@ -32,6 +32,7 @@ services:
     container_name: ${DB_CONTAINER_NAME:-gitea-db}
     restart: unless-stopped
     stop_signal: ${DB_STOP_SIG:-SIGTERM}
+    stop_grace_period: ${DB_STOP_GRC:-10s}
     environment:
       - POSTGRES_USER=${DB_USER}
       - POSTGRES_PASSWORD=${DB_PASSWD}