Files
MUTN/src/cli/init.go
T

75 lines
3.1 KiB
Go

package cli
import (
"bytes"
"cmp"
"fmt"
"os"
"strconv"
"github.com/rwinkhart/go-boilerplate/back"
"github.com/rwinkhart/go-boilerplate/front"
"github.com/rwinkhart/libmutton/core"
"github.com/rwinkhart/libmutton/global"
"github.com/rwinkhart/libmutton/syncclient"
)
// TempInitCli initializes the MUTN environment based on user input.
func TempInitCli() {
// text editor
textEditor := cmp.Or(front.Input("Text editor (leave blank for $EDITOR, falls back to \""+fallbackEditor+"\"):"), os.Getenv("EDITOR"), fallbackEditor)
// SSH info
configSSH := front.InputBinary("Configure SSH settings (for synchronization)?")
if configSSH {
// necessary SSH info
fmt.Println(AnsiBold + "\nNote:" + back.AnsiReset + " Only key-based authentication is supported (keys may optionally be passphrase-protected).\nThe remote server must already be in your ~" + global.PathSeparator + ".ssh" + global.PathSeparator + "known_hosts file.")
sshUser := front.Input("Remote SSH username:")
sshPort := front.Input("Remote SSH port:")
sshIP := front.Input("Remote SSH IP/domain:")
// prompt for and ensure existence of SSH identity file
var sshKey string
var sshKeyIsFile bool
for !sshKeyIsFile {
fallbackSSHKey := back.Home + global.PathSeparator + ".ssh" + global.PathSeparator + "id_ed25519"
sshKey = cmp.Or(back.ExpandPathWithHome(front.Input("SSH private identity file path (falls back to \""+fallbackSSHKey+"\"):")), fallbackSSHKey)
sshKeyIsFile, _ = back.TargetIsFile(sshKey, false, 0)
if !sshKeyIsFile {
fmt.Println(back.AnsiError+"SSH identity file not found:", sshKey+back.AnsiReset) // do not exit after error (allow user to retry)
}
}
sshKeyProtected := front.InputBinary("Is the identity file password-protected?")
// initialize libmutton directories
oldDeviceID := global.DirInit(false)
// write config file (temporarily assigns sshEntryRoot and sshIsWindows to null to pass initial device ID registration)
core.WriteConfig([][3]string{{"MUTN", "textEditor", textEditor}, {"LIBMUTTON", "sshUser", sshUser}, {"LIBMUTTON", "sshIP", sshIP}, {"LIBMUTTON", "sshPort", sshPort}, {"LIBMUTTON", "sshKey", sshKey}, {"LIBMUTTON", "sshKeyProtected", strconv.FormatBool(sshKeyProtected)}, {"LIBMUTTON", "sshEntryRoot", "null"}, {"LIBMUTTON", "sshIsWindows", "false"}}, nil, false)
// generate and register device ID
sshEntryRoot, sshIsWindows := syncclient.DeviceIDGen(oldDeviceID)
// update config file with sshEntryRoot and sshIsWindows
core.WriteConfig([][3]string{{"LIBMUTTON", "sshEntryRoot", sshEntryRoot}, {"LIBMUTTON", "sshIsWindows", sshIsWindows}}, nil, true)
} else {
// initialize libmutton directories
global.DirInit(false)
// write config file
core.WriteConfig([][3]string{{"MUTN", "textEditor", textEditor}}, nil, false)
}
// RCW sanity check file
var passphrase []byte
for {
passphrase = front.InputHidden("Master passphrase:")
if !bytes.Equal(passphrase, front.InputHidden("Confirm master passphrase:")) {
fmt.Println(back.AnsiError + "Passphrases do not match" + back.AnsiReset)
continue
}
core.RCWSanityCheckGen(passphrase)
break
}
}