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feat(wireguard): WIREGUARD_MTU enviromnent variable (#1571)

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This commit is contained in:
Lars Haalck
2023-05-21 15:11:07 +02:00
committed by GitHub
parent 63303bc311
commit 1dd38bc658
8 changed files with 63 additions and 6 deletions
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12
internal/configuration/settings/wireguard.go
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@@ -8,6 +8,7 @@ import (
"github.com/qdm12/gluetun/internal/configuration/settings/helpers"
"github.com/qdm12/gluetun/internal/constants/providers"
"github.com/qdm12/gotree"
wireguarddevice "golang.zx2c4.com/wireguard/device"
"golang.zx2c4.com/wireguard/wgctrl/wgtypes"
)
@@ -27,6 +28,10 @@ type Wireguard struct {
// to create. It cannot be the empty string in the
// internal state.
Interface string
// Maximum Transmission Unit (MTU) of the Wireguard interface.
// It cannot be zero in the internal state, and defaults to
// the wireguard-go MTU default of 1420.
MTU uint16
// Implementation is the Wireguard implementation to use.
// It can be "auto", "userspace" or "kernelspace".
// It defaults to "auto" and cannot be the empty string
@@ -110,6 +115,7 @@ func (w *Wireguard) copy() (copied Wireguard) {
PreSharedKey: helpers.CopyPointer(w.PreSharedKey),
Addresses: helpers.CopySlice(w.Addresses),
Interface: w.Interface,
MTU: w.MTU,
Implementation: w.Implementation,
}
}
@@ -119,6 +125,7 @@ func (w *Wireguard) mergeWith(other Wireguard) {
w.PreSharedKey = helpers.MergeWithPointer(w.PreSharedKey, other.PreSharedKey)
w.Addresses = helpers.MergeSlices(w.Addresses, other.Addresses)
w.Interface = helpers.MergeWithString(w.Interface, other.Interface)
w.MTU = helpers.MergeWithNumber(w.MTU, other.MTU)
w.Implementation = helpers.MergeWithString(w.Implementation, other.Implementation)
}
@@ -127,6 +134,7 @@ func (w *Wireguard) overrideWith(other Wireguard) {
w.PreSharedKey = helpers.OverrideWithPointer(w.PreSharedKey, other.PreSharedKey)
w.Addresses = helpers.OverrideWithSlice(w.Addresses, other.Addresses)
w.Interface = helpers.OverrideWithString(w.Interface, other.Interface)
w.MTU = helpers.OverrideWithNumber(w.MTU, other.MTU)
w.Implementation = helpers.OverrideWithString(w.Implementation, other.Implementation)
}
@@ -134,6 +142,7 @@ func (w *Wireguard) setDefaults() {
w.PrivateKey = helpers.DefaultPointer(w.PrivateKey, "")
w.PreSharedKey = helpers.DefaultPointer(w.PreSharedKey, "")
w.Interface = helpers.DefaultString(w.Interface, "wg0")
w.MTU = helpers.DefaultNumber(w.MTU, wireguarddevice.DefaultMTU)
w.Implementation = helpers.DefaultString(w.Implementation, "auto")
}
@@ -159,7 +168,8 @@ func (w Wireguard) toLinesNode() (node *gotree.Node) {
addressesNode.Appendf(address.String())
}
node.Appendf("Network interface: %s", w.Interface)
interfaceNode := node.Appendf("Network interface: %s", w.Interface)
interfaceNode.Appendf("MTU: %d", w.MTU)
if w.Implementation != "auto" {
node.Appendf("Implementation: %s", w.Implementation)