snow/wireguard-go
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warning: put into main

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This commit is contained in:
Jason A. Donenfeld 2018-05-04 19:50:08 +02:00
parent a040786645
commit 0f322f83f5
3 changed files with 41 additions and 72 deletions
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41
main.go
View file

@ -9,6 +9,7 @@ import (
"fmt"
"os"
"os/signal"
"runtime"
"strconv"
)
@ -28,9 +29,45 @@ func printUsage() {
fmt.Printf("%s [-f/--foreground] INTERFACE-NAME\n", os.Args[0])
}
func main() {
func warning() {
shouldQuit := false
Warning()
fmt.Fprintln(os.Stderr, "WARNING WARNING WARNING WARNING WARNING WARNING WARNING")
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "W This is alpha software. It will very likely not G")
fmt.Fprintln(os.Stderr, "W do what it is supposed to do, and things may go G")
fmt.Fprintln(os.Stderr, "W horribly wrong. You have been warned. Proceed G")
fmt.Fprintln(os.Stderr, "W at your own risk. G")
if runtime.GOOS == "linux" {
shouldQuit = os.Getenv("WG_I_PREFER_BUGGY_USERSPACE_TO_POLISHED_KMOD") != "1"
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "W Furthermore, you are running this software on a G")
fmt.Fprintln(os.Stderr, "W Linux kernel, which is probably unnecessary and G")
fmt.Fprintln(os.Stderr, "W foolish. This is because the Linux kernel has G")
fmt.Fprintln(os.Stderr, "W built-in first class support for WireGuard, and G")
fmt.Fprintln(os.Stderr, "W this support is much more refined than this G")
fmt.Fprintln(os.Stderr, "W program. For more information on installing the G")
fmt.Fprintln(os.Stderr, "W kernel module, please visit: G")
fmt.Fprintln(os.Stderr, "W https://www.wireguard.com/install G")
if shouldQuit {
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "W If you still want to use this program, against G")
fmt.Fprintln(os.Stderr, "W the sage advice here, please first export this G")
fmt.Fprintln(os.Stderr, "W environment variable: G")
fmt.Fprintln(os.Stderr, "W WG_I_PREFER_BUGGY_USERSPACE_TO_POLISHED_KMOD=1 G")
}
}
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "WARNING WARNING WARNING WARNING WARNING WARNING WARNING")
if shouldQuit {
os.Exit(1)
}
}
func main() {
warning()
// parse arguments

24
warning_default.go
View file

@ -1,24 +0,0 @@
// +build !linux
/* SPDX-License-Identifier: GPL-2.0
*
* Copyright (C) 2017-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
*/
package main
import (
"fmt"
"os"
)
func Warning() {
fmt.Fprintln(os.Stderr, "WARNING WARNING WARNING WARNING WARNING WARNING WARNING")
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "W This is alpha software. It will very likely not G")
fmt.Fprintln(os.Stderr, "W do what it is supposed to do, and things may go G")
fmt.Fprintln(os.Stderr, "W horribly wrong. You have been warned. Proceed G")
fmt.Fprintln(os.Stderr, "W at your own risk. G")
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "WARNING WARNING WARNING WARNING WARNING WARNING WARNING")
}

44
warning_linux.go
View file

@ -1,44 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0
*
* Copyright (C) 2017-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
*/
package main
import (
"fmt"
"os"
)
func Warning() {
shouldQuit := os.Getenv("WG_I_PREFER_BUGGY_USERSPACE_TO_POLISHED_KMOD") != "1"
fmt.Fprintln(os.Stderr, "WARNING WARNING WARNING WARNING WARNING WARNING WARNING")
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "W This is alpha software. It will very likely not G")
fmt.Fprintln(os.Stderr, "W do what it is supposed to do, and things may go G")
fmt.Fprintln(os.Stderr, "W horribly wrong. You have been warned. Proceed G")
fmt.Fprintln(os.Stderr, "W at your own risk. G")
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "W Furthermore, you are running this software on a G")
fmt.Fprintln(os.Stderr, "W Linux kernel, which is probably unnecessary and G")
fmt.Fprintln(os.Stderr, "W foolish. This is because the Linux kernel has G")
fmt.Fprintln(os.Stderr, "W built-in first class support for WireGuard, and G")
fmt.Fprintln(os.Stderr, "W this support is much more refined than this G")
fmt.Fprintln(os.Stderr, "W program. For more information on installing the G")
fmt.Fprintln(os.Stderr, "W kernel module, please visit: G")
fmt.Fprintln(os.Stderr, "W https://www.wireguard.com/install G")
if shouldQuit {
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "W If you still want to use this program, against G")
fmt.Fprintln(os.Stderr, "W the sage advice here, please first export this G")
fmt.Fprintln(os.Stderr, "W environment variable: G")
fmt.Fprintln(os.Stderr, "W WG_I_PREFER_BUGGY_USERSPACE_TO_POLISHED_KMOD=1 G")
}
fmt.Fprintln(os.Stderr, "W G")
fmt.Fprintln(os.Stderr, "WARNING WARNING WARNING WARNING WARNING WARNING WARNING")
if shouldQuit {
os.Exit(1)
}
}