mirror of
https://github.com/caddyserver/caddy.git
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62 lines
1.8 KiB
Go
62 lines
1.8 KiB
Go
// Copyright 2015 Matthew Holt and The Caddy Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package caddy
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import (
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"os"
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"path/filepath"
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"runtime"
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"github.com/mholt/certmagic"
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)
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// StorageConverter is a type that can convert itself
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// to a valid, usable certmagic.Storage value. (The
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// value might be short-lived.) This interface allows
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// us to adapt any CertMagic storage implementation
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// into a consistent API for Caddy configuration.
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type StorageConverter interface {
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CertMagicStorage() (certmagic.Storage, error)
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}
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// homeDir returns the best guess of the current user's home
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// directory from environment variables. If unknown, "." (the
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// current directory) is returned instead.
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func homeDir() string {
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home := os.Getenv("HOME")
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if home == "" && runtime.GOOS == "windows" {
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drive := os.Getenv("HOMEDRIVE")
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path := os.Getenv("HOMEPATH")
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home = drive + path
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if drive == "" || path == "" {
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home = os.Getenv("USERPROFILE")
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}
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}
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if home == "" {
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home = "."
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}
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return home
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}
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// dataDir returns a directory path that is suitable for storage.
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// https://specifications.freedesktop.org/basedir-spec/basedir-spec-latest.html#variables
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func dataDir() string {
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baseDir := filepath.Join(homeDir(), ".local", "share")
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if xdgData := os.Getenv("XDG_DATA_HOME"); xdgData != "" {
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baseDir = xdgData
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}
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return filepath.Join(baseDir, "caddy")
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}
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