From 7e23b19c91b9fbde50b1b42d789b6143adf96c4c Mon Sep 17 00:00:00 2001
From: "Nikita P. Shupeyko" <webyneter@gmail.com>
Date: Mon, 30 Apr 2018 21:49:18 +0300
Subject: [PATCH] Export PG* envs when backing up postgres

---
 .../compose/production/postgres/maintenance/backup       | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/{{cookiecutter.project_slug}}/compose/production/postgres/maintenance/backup b/{{cookiecutter.project_slug}}/compose/production/postgres/maintenance/backup
index 34516248a..10674f9f7 100644
--- a/{{cookiecutter.project_slug}}/compose/production/postgres/maintenance/backup
+++ b/{{cookiecutter.project_slug}}/compose/production/postgres/maintenance/backup
@@ -25,14 +25,13 @@ if [[ "${POSTGRES_USER}" == "postgres" ]]; then
     exit 1
 fi
 
+export PGHOST="postgres"
+export PGUSER="${POSTGRES_USER}"
 export PGPASSWORD="${POSTGRES_PASSWORD}"
+export PGDATABASE="${POSTGRES_DB}"
 
 backup_filename="${BACKUP_FILE_PREFIX}_$(date +'%Y_%m_%dT%H_%M_%S').sql.gz"
-pg_dump \
-    --host=postgres \
-    --dbname="${POSTGRES_DB}" \
-    --username="${POSTGRES_USER}" \
-    | gzip > "${BACKUP_DIR_PATH}/${backup_filename}"
+pg_dump | gzip > "${BACKUP_DIR_PATH}/${backup_filename}"
 
 
 message_success "'${POSTGRES_DB}' database backup '${backup_filename}' has been created and placed in '${BACKUP_DIR_PATH}'."