forked from External/grumble
bf6c6d57cc
This also changes Grumble to use ".grumble" on Windows. Previously, it preferred the non-hidden "grumble" on Windows. Unfortunately, that now clashes with my grumble Git checkout, so let's make it consistent across platforms.
100 lines
2.1 KiB
Go
100 lines
2.1 KiB
Go
package main
|
|
|
|
import (
|
|
"flag"
|
|
"os"
|
|
"path/filepath"
|
|
"runtime"
|
|
"text/template"
|
|
)
|
|
|
|
type UsageArgs struct {
|
|
Version string
|
|
BuildDate string
|
|
OS string
|
|
Arch string
|
|
DefaultDataDir string
|
|
}
|
|
|
|
var usageTmpl = `usage: grumble [options]
|
|
|
|
grumble {{.Version}} ({{.BuildDate}})
|
|
target: {{.OS}}, {{.Arch}}
|
|
|
|
--help
|
|
Shows this help listing.
|
|
|
|
--datadir <data-dir> (default: {{.DefaultDataDir}})
|
|
Directory to use for server storage.
|
|
|
|
--log <log-path> (default: $DATADIR/grumble.log)
|
|
Log file path.
|
|
|
|
--regen-keys
|
|
Force grumble to regenerate its global RSA
|
|
keypair (and certificate).
|
|
|
|
The global keypair lives in the root of the
|
|
grumble data directory.
|
|
|
|
--import-murmurdb <murmur-sqlite-path>
|
|
Import a Murmur SQLite database into grumble.
|
|
|
|
Use the --cleanup argument to force grumble to
|
|
clean up its data directory when doing the
|
|
import. This is *DESTRUCTIVE*! Use with care.
|
|
`
|
|
|
|
type args struct {
|
|
ShowHelp bool
|
|
DataDir string
|
|
LogPath string
|
|
RegenKeys bool
|
|
SQLiteDB string
|
|
CleanUp bool
|
|
}
|
|
|
|
func defaultDataDir() string {
|
|
homedir := os.Getenv("HOME")
|
|
dirname := ".grumble"
|
|
if runtime.GOOS == "windows" {
|
|
homedir = os.Getenv("USERPROFILE")
|
|
}
|
|
return filepath.Join(homedir, dirname)
|
|
}
|
|
|
|
func defaultLogPath() string {
|
|
return filepath.Join(defaultDataDir(), "grumble.log")
|
|
}
|
|
|
|
func Usage() {
|
|
t, err := template.New("usage").Parse(usageTmpl)
|
|
if err != nil {
|
|
panic("unable to parse usage template")
|
|
}
|
|
|
|
err = t.Execute(os.Stdout, UsageArgs{
|
|
Version: version,
|
|
BuildDate: buildDate,
|
|
OS: runtime.GOOS,
|
|
Arch: runtime.GOARCH,
|
|
DefaultDataDir: defaultDataDir(),
|
|
})
|
|
if err != nil {
|
|
panic("unable to execute usage template")
|
|
}
|
|
}
|
|
|
|
var Args args
|
|
|
|
func init() {
|
|
flag.Usage = Usage
|
|
|
|
flag.BoolVar(&Args.ShowHelp, "help", false, "")
|
|
flag.StringVar(&Args.DataDir, "datadir", defaultDataDir(), "")
|
|
flag.StringVar(&Args.LogPath, "log", defaultLogPath(), "")
|
|
flag.BoolVar(&Args.RegenKeys, "regen-keys", false, "")
|
|
|
|
flag.StringVar(&Args.SQLiteDB, "import-murmurdb", "", "")
|
|
flag.BoolVar(&Args.CleanUp, "cleanup", false, "")
|
|
}
|