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cli: set MTU in wg-quick conf

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Thomas Tendyck 2022-03-31 16:40:59 +02:00 • committed by Thomas Tendyck
parent 935b2a4490
commit c0105a59aa
5 changed files with 20 additions and 12 deletions
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20
cli/cmd/constants.go
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@ -1,13 +1,17 @@
package cmd
// wireguardKeyLength is the length of a WireGuard key in byte.
const wireguardKeyLength = 32
const (
// wireguardAdminMTU is the MTU designated for the admin's WireGuard interface.
//
// WireGuard doesn't support Path MTU Discovery. Thus, its default MTU can be too high on some networks.
wireguardAdminMTU = 1300
// masterSecretLengthDefault is the default length in bytes for CLI generated master secrets.
const masterSecretLengthDefault = 32
// masterSecretLengthDefault is the default length in bytes for CLI generated master secrets.
masterSecretLengthDefault = 32
// masterSecretLengthMin is the minimal length in bytes for user provided master secrets.
const masterSecretLengthMin = 16
// masterSecretLengthMin is the minimal length in bytes for user provided master secrets.
masterSecretLengthMin = 16
// constellationNameLength is the maximum length of a Constellation's name.
const constellationNameLength = 37
// constellationNameLength is the maximum length of a Constellation's name.
constellationNameLength = 37
)

2
cli/cmd/init.go
View file

@ -217,7 +217,7 @@ func (r activationResult) writeWGQuickFile(fileHandler file.Handler, config *con
if err != nil {
return fmt.Errorf("create wg config: %w", err)
}
data, err := vpn.NewWGQuickConfig(wgConf, r.clientVpnIP)
data, err := vpn.NewWGQuickConfig(wgConf, r.clientVpnIP, wireguardAdminMTU)
if err != nil {
return fmt.Errorf("create wg-quick config: %w", err)
}

3
cli/cmd/init_test.go
View file

@ -5,6 +5,7 @@ import (
"context"
"encoding/base64"
"errors"
"fmt"
"strconv"
"strings"
"testing"
@ -728,7 +729,7 @@ func TestWriteWGQuickFile(t *testing.T) {
assert.NoError(err)
file, err := tc.fileHandler.Read(*tc.config.WGQuickConfigPath)
assert.NoError(err)
assert.NotEmpty(file)
assert.Contains(string(file), fmt.Sprint("MTU = ", wireguardAdminMTU))
}
})
}