1 files changed, 24 insertions, 0 deletions
diff --git a/lib/backup/dump/postgres.rb b/lib/backup/dump/postgres.rb
new file mode 100644
index 00000000000..1a5128b5a6b
--- /dev/null
+++ b/lib/backup/dump/postgres.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+module Backup
+  module Dump
+    class Postgres
+      include Backup::Helper
+
+      FILE_PERMISSION = 0o600
+
+      def dump(database_name, output_file, pgsql_args)
+        compress_rd, compress_wr = IO.pipe
+        compress_pid = spawn(gzip_cmd, in: compress_rd, out: [output_file, 'w', FILE_PERMISSION])
+        compress_rd.close
+
+        dump_pid = Process.spawn('pg_dump', *pgsql_args, database_name, out: compress_wr)
+        compress_wr.close
+
+        [compress_pid, dump_pid].all? do |pid|
+          Process.waitpid(pid)
+          $?.success?
+        end
+      end
+    end
+  end
+end