102 lines
2.3 KiB
Go
102 lines
2.3 KiB
Go
|
// Copyright (C) 2018 Storj Labs, Inc.
|
||
|
|
// See LICENSE for copying information.
|
||
|
|
|
||
|
|
package fpath
|
||
|
|
|
||
|
|
import (
|
||
|
|
"io"
|
||
|
|
"os"
|
||
|
|
"path/filepath"
|
||
|
|
"runtime"
|
||
|
|
"strings"
|
||
|
|
|
||
|
|
"storj.io/storj/pkg/utils"
|
||
|
|
)
|
||
|
|
|
||
|
|
// IsRoot returns whether path is the root directory
|
||
|
|
func IsRoot(path string) bool {
|
||
|
|
abs, err := filepath.Abs(path)
|
||
|
|
if err == nil {
|
||
|
|
path = abs
|
||
|
|
}
|
||
|
|
|
||
|
|
return filepath.Dir(path) == path
|
||
|
|
}
|
||
|
|
|
||
|
|
// ApplicationDir returns best base directory for specific OS
|
||
|
|
func ApplicationDir(subdir ...string) string {
|
||
|
|
for i := range subdir {
|
||
|
|
if runtime.GOOS == "windows" || runtime.GOOS == "darwin" {
|
||
|
|
subdir[i] = strings.Title(subdir[i])
|
||
|
|
} else {
|
||
|
|
subdir[i] = strings.ToLower(subdir[i])
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var appdir string
|
||
|
|
home := os.Getenv("HOME")
|
||
|
|
|
||
|
|
switch runtime.GOOS {
|
||
|
|
case "windows":
|
||
|
|
// Windows standards: https://msdn.microsoft.com/en-us/library/windows/apps/hh465094.aspx?f=255&MSPPError=-2147217396
|
||
|
|
for _, env := range []string{"AppData", "AppDataLocal", "UserProfile", "Home"} {
|
||
|
|
val := os.Getenv(env)
|
||
|
|
if val != "" {
|
||
|
|
appdir = val
|
||
|
|
break
|
||
|
|
}
|
||
|
|
}
|
||
|
|
case "darwin":
|
||
|
|
// Mac standards: https://developer.apple.com/library/archive/documentation/FileManagement/Conceptual/FileSystemProgrammingGuide/MacOSXDirectories/MacOSXDirectories.html
|
||
|
|
appdir = filepath.Join(home, "Library", "Application Support")
|
||
|
|
case "linux":
|
||
|
|
fallthrough
|
||
|
|
default:
|
||
|
|
// Linux standards: https://specifications.freedesktop.org/basedir-spec/basedir-spec-latest.html
|
||
|
|
appdir = os.Getenv("XDG_DATA_HOME")
|
||
|
|
if appdir == "" && home != "" {
|
||
|
|
appdir = filepath.Join(home, ".local", "share")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return filepath.Join(append([]string{appdir}, subdir...)...)
|
||
|
|
}
|
||
|
|
|
||
|
|
// IsValidSetupDir checks if directory is valid for setup configuration
|
||
|
|
func IsValidSetupDir(name string) (ok bool, err error) {
|
||
|
|
_, err = os.Stat(name)
|
||
|
|
if err != nil {
|
||
|
|
if os.IsNotExist(err) {
|
||
|
|
return true, err
|
||
|
|
}
|
||
|
|
return false, err
|
||
|
|
}
|
||
|
|
|
||
|
|
f, err := os.Open(name)
|
||
|
|
if err != nil {
|
||
|
|
return false, err
|
||
|
|
}
|
||
|
|
defer func() {
|
||
|
|
err = utils.CombineErrors(err, f.Close())
|
||
|
|
}()
|
||
|
|
|
||
|
|
for {
|
||
|
|
var filenames []string
|
||
|
|
filenames, err = f.Readdirnames(100)
|
||
|
|
if err == io.EOF {
|
||
|
|
// nothing more
|
||
|
|
return true, nil
|
||
|
|
} else if err != nil {
|
||
|
|
// something went wrong
|
||
|
|
return false, err
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, filename := range filenames {
|
||
|
|
// allow log files to exist in the folder
|
||
|
|
if strings.EqualFold(filepath.Ext(filename), ".log") {
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
|
||
|
|
return false, nil
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|