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ip and mtu updates (linux only)

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This commit is contained in:
Christoph Haas
2020-12-18 21:54:57 +01:00
parent a95fe42efe
commit 10defaa2ba
7 changed files with 163 additions and 6 deletions
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18
internal/server/handlers_interface.go
View File

@@ -82,8 +82,24 @@ func (s *Server) PostAdminEditInterface(c *gin.Context) {
return
}
// Update interface IP address
if s.config.WG.ManageIPAddresses {
if err := s.wg.SetIPAddress(formDevice.IPs); err != nil {
_ = s.updateFormInSession(c, formDevice)
s.setFlashMessage(c, "Failed to update ip address: "+err.Error(), "danger")
c.Redirect(http.StatusSeeOther, "/admin/device/edit?formerr=update")
}
if err := s.wg.SetMTU(formDevice.Mtu); err != nil {
_ = s.updateFormInSession(c, formDevice)
s.setFlashMessage(c, "Failed to update MTU: "+err.Error(), "danger")
c.Redirect(http.StatusSeeOther, "/admin/device/edit?formerr=update")
}
}
s.setFlashMessage(c, "Changes applied successfully!", "success")
s.setFlashMessage(c, "WireGuard must be restarted to apply ip changes.", "warning")
if !s.config.WG.ManageIPAddresses {
s.setFlashMessage(c, "WireGuard must be restarted to apply ip changes.", "warning")
}
c.Redirect(http.StatusSeeOther, "/admin/device/edit")
}

18
internal/server/usermanager.go
View File

@@ -319,6 +319,18 @@ func (u *UserManager) InitFromCurrentInterface() error {
log.Errorf("failed to init user-manager from device: %v", err)
return err
}
var ipAddresses []string
var mtu int
if u.wg.Cfg.ManageIPAddresses {
if ipAddresses, err = u.wg.GetIPAddress(); err != nil {
log.Errorf("failed to init user-manager from device: %v", err)
return err
}
if mtu, err = u.wg.GetMTU(); err != nil {
log.Errorf("failed to init user-manager from device: %v", err)
return err
}
}
// Check if entries already exist in database, if not create them
for _, peer := range peers {
@@ -326,7 +338,7 @@ func (u *UserManager) InitFromCurrentInterface() error {
return err
}
}
if err := u.validateOrCreateDevice(*device); err != nil {
if err := u.validateOrCreateDevice(*device, ipAddresses, mtu); err != nil {
return err
}
@@ -366,7 +378,7 @@ func (u *UserManager) validateOrCreateUserForPeer(peer wgtypes.Peer) error {
return nil
}
func (u *UserManager) validateOrCreateDevice(dev wgtypes.Device) error {
func (u *UserManager) validateOrCreateDevice(dev wgtypes.Device, ipAddresses []string, mtu int) error {
device := Device{}
u.db.Where("device_name = ?", dev.Name).FirstOrInit(&device)
@@ -377,6 +389,8 @@ func (u *UserManager) validateOrCreateDevice(dev wgtypes.Device) error {
device.ListenPort = dev.ListenPort
device.Mtu = 0
device.PersistentKeepalive = 16 // Default
device.IPsStr = strings.Join(ipAddresses, ", ")
device.Mtu = mtu
res := u.db.Create(&device)
if res.Error != nil {