Improve usage of pg_dump in backup

playbooks/roles/backup/files/hooks/immich_database

@@ -7,4 +7,5 @@ if [ "$2" != "before" ]; then
 fi
 
 cd /opt/services/immich || exit
-docker compose exec database sh -c 'pg_dump -U "$DB_USERNAME" "$DB_DATABASE"' | gzip >"$backup_path/immich.sql.gz"
+
+docker compose exec database sh -c 'pg_dump -U "$DB_USERNAME" -Fc -C -Zzstd:5 "$DB_DATABASE"' >"$backup_path/immich.dump"

playbooks/roles/backup/files/hooks/postgresql

@@ -1,20 +1,19 @@
 #!/usr/bin/env bash
 
-cd "$1"
-
 if [ "$2" != "before" ]; then
 	exit 0
 fi
 
+cd "$1"
+
+sudo rm -r "$1"/*.dump || true
+sudo chown postgres:postgres "$1"
+
 postgres_tables=$(sudo -u postgres psql -Atc "SELECT datname FROM pg_database WHERE datistemplate = false;")
 
 for i in $postgres_tables
 do
 	printf "dumping %s ..." "$i"
-	sudo -u postgres pg_dump "$i" | gzip >"pg_dump_$i.sql.gz"
+	sudo -u postgres pg_dump -Fd -C -Zzstd:5 -j2 -f"pg_dump_$i.dump" "$i"
 	echo " done"
 done
-
-echo -n "dumping all ..."
-sudo -u postgres pg_dumpall | gzip >"pg_dumpall.sql.gz"
-echo " done"

playbooks/roles/backup/files/recovery/postgresql

@@ -3,10 +3,11 @@
 set -e
 
 target="$1"
-recovery_file="pg_dumpall.sql.gz"
-if [ -n "$target" ]; then
-	recovery_file="pg_dump_$target.sql.gz"
+if [ -z "$target" ]; then
+  echo "No target given!"
+  exit 1
 fi
+recovery_file="pg_dump_$target.dump"
 
 tmp_dir=$(mktemp -d)
 recovery_file_path="$tmp_dir/opt/services/_backup/postgresql/$recovery_file"
@@ -20,9 +21,7 @@ echo "Backup restored."
 echo "Recovery file: $recovery_file"
 
 echo "Restoring database..."
-cat "$recovery_file_path" \
-  | gunzip \
-  | sudo -u postgres psql
+sudo -u postgres pg_restore -C "$recovery_file_path"
 echo "Database restored."
 
 echo "Removing temporary files..."