Revert "Merge branch 'michael/multiple-database-restore' into 'master'"

This reverts commit be87fe1d, reversing
changes made to 9beb7d7a.

src/restore.sh

@@ -13,39 +13,32 @@ else
   file_type=".dump.gpg"
 fi
 
-OIFS="$IFS"
-IFS=','
-for DB in $POSTGRES_DATABASE
-do
-  IFS="$OIFS"
-
-  if [ $# -eq 1 ]; then
-    timestamp="$1"
-    key_suffix="${DB}_${timestamp}${file_type}"
-  else
-    echo "Finding latest backup..."
-    key_suffix=$(
-      aws $aws_args s3 ls "${s3_uri_base}/${DB}" \
-        | sort \
-        | tail -n 1 \
-        | awk '{ print $4 }'
-    )
-  fi
-
-  echo "Fetching backup from S3..."
-  aws $aws_args s3 cp "${s3_uri_base}/${key_suffix}" "db${file_type}"
-
-  if [ -n "$PASSPHRASE" ]; then
-    echo "Decrypting backup..."
-    gpg --decrypt --batch --passphrase "$PASSPHRASE" db.dump.gpg > db.dump
-    rm db.dump.gpg
-  fi
-
-  conn_opts="-h $POSTGRES_HOST -p $POSTGRES_PORT -U $POSTGRES_USER -d $DB"
-
-  echo "Restoring from backup..."
-  pg_restore $conn_opts --clean --if-exists db.dump
-  rm db.dump
-done
+if [ $# -eq 1 ]; then
+  timestamp="$1"
+  key_suffix="${POSTGRES_DATABASE}_${timestamp}${file_type}"
+else
+  echo "Finding latest backup..."
+  key_suffix=$(
+    aws $aws_args s3 ls "${s3_uri_base}/${POSTGRES_DATABASE}" \
+      | sort \
+      | tail -n 1 \
+      | awk '{ print $4 }'
+  )
+fi
+
+echo "Fetching backup from S3..."
+aws $aws_args s3 cp "${s3_uri_base}/${key_suffix}" "db${file_type}"
+
+if [ -n "$PASSPHRASE" ]; then
+  echo "Decrypting backup..."
+  gpg --decrypt --batch --passphrase "$PASSPHRASE" db.dump.gpg > db.dump
+  rm db.dump.gpg
+fi
+
+conn_opts="-h $POSTGRES_HOST -p $POSTGRES_PORT -U $POSTGRES_USER -d $POSTGRES_DATABASE"
+
+echo "Restoring from backup..."
+pg_restore $conn_opts --clean --if-exists db.dump
+rm db.dump
 
 echo "Restore complete."