snapshot of https://github.com/nats-io/nats-server.git (main, 2026-09-15; blobs > 131072B omitted)

server/disk_avail_openbsd.go

@@ -0,0 +1,37 @@
+// Copyright 2021-2025 The NATS Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//go:build openbsd
+
+package server
+
+import (
+	"os"
+	"syscall"
+)
+
+func diskAvailable(storeDir string) int64 {
+	var ba int64
+	if _, err := os.Stat(storeDir); os.IsNotExist(err) {
+		os.MkdirAll(storeDir, defaultDirPerms)
+	}
+	var fs syscall.Statfs_t
+	if err := syscall.Statfs(storeDir, &fs); err == nil {
+		// Estimate 75% of available storage.
+		ba = int64(uint64(fs.F_bavail) * uint64(fs.F_bsize) / 4 * 3)
+	} else {
+		// Used 1TB default as a guess if all else fails.
+		ba = JetStreamMaxStoreDefault
+	}
+	return ba
+}