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yggdrasil-go/src/tuntap/admin.go

120 lines
4.5 KiB
Go

package tuntap
import (
"encoding/hex"
"errors"
"fmt"
"net"
"github.com/yggdrasil-network/yggdrasil-go/src/admin"
)
func (t *TunAdapter) SetupAdminHandlers(a *admin.AdminSocket) {
a.AddHandler("getTunTap", []string{}, func(in admin.Info) (r admin.Info, e error) {
defer func() {
if err := recover(); err != nil {
r = admin.Info{"none": admin.Info{}}
e = nil
}
}()
return admin.Info{
t.iface.Name(): admin.Info{
"tap_mode": t.iface.IsTAP(),
"mtu": t.mtu,
},
}, nil
})
/*
// TODO: rewrite this as I'm fairly sure it doesn't work right on many
// platforms anyway, but it may require changes to Water
a.AddHandler("setTunTap", []string{"name", "[tap_mode]", "[mtu]"}, func(in Info) (Info, error) {
// Set sane defaults
iftapmode := defaults.GetDefaults().DefaultIfTAPMode
ifmtu := defaults.GetDefaults().DefaultIfMTU
// Has TAP mode been specified?
if tap, ok := in["tap_mode"]; ok {
iftapmode = tap.(bool)
}
// Check we have enough params for MTU
if mtu, ok := in["mtu"]; ok {
if mtu.(float64) >= 1280 && ifmtu <= defaults.GetDefaults().MaximumIfMTU {
ifmtu = int(in["mtu"].(float64))
}
}
// Start the TUN adapter
if err := a.startTunWithMTU(in["name"].(string), iftapmode, ifmtu); err != nil {
return Info{}, errors.New("Failed to configure adapter")
} else {
return Info{
a.core.router.tun.iface.Name(): Info{
"tap_mode": a.core.router.tun.iface.IsTAP(),
"mtu": ifmtu,
},
}, nil
}
})
*/
a.AddHandler("getTunnelRouting", []string{}, func(in admin.Info) (admin.Info, error) {
return admin.Info{"enabled": t.ckr.isEnabled()}, nil
})
a.AddHandler("setTunnelRouting", []string{"enabled"}, func(in admin.Info) (admin.Info, error) {
enabled := false
if e, ok := in["enabled"].(bool); ok {
enabled = e
}
t.ckr.setEnabled(enabled)
return admin.Info{"enabled": enabled}, nil
})
a.AddHandler("addLocalSubnet", []string{"subnet"}, func(in admin.Info) (admin.Info, error) {
if err := t.ckr.addLocalSubnet(in["subnet"].(string)); err == nil {
return admin.Info{"added": []string{in["subnet"].(string)}}, nil
} else {
return admin.Info{"not_added": []string{in["subnet"].(string)}}, errors.New("Failed to add source subnet")
}
})
a.AddHandler("addRemoteSubnet", []string{"subnet", "box_pub_key"}, func(in admin.Info) (admin.Info, error) {
if err := t.ckr.addRemoteSubnet(in["subnet"].(string), in["box_pub_key"].(string)); err == nil {
return admin.Info{"added": []string{fmt.Sprintf("%s via %s", in["subnet"].(string), in["box_pub_key"].(string))}}, nil
} else {
return admin.Info{"not_added": []string{fmt.Sprintf("%s via %s", in["subnet"].(string), in["box_pub_key"].(string))}}, errors.New("Failed to add route")
}
})
a.AddHandler("getSourceSubnets", []string{}, func(in admin.Info) (admin.Info, error) {
var subnets []string
getSourceSubnets := func(snets []net.IPNet) {
for _, subnet := range snets {
subnets = append(subnets, subnet.String())
}
}
getSourceSubnets(t.ckr.ipv4locals)
getSourceSubnets(t.ckr.ipv6locals)
return admin.Info{"source_subnets": subnets}, nil
})
a.AddHandler("getRoutes", []string{}, func(in admin.Info) (admin.Info, error) {
routes := make(admin.Info)
getRoutes := func(ckrs []cryptokey_route) {
for _, ckr := range ckrs {
routes[ckr.subnet.String()] = hex.EncodeToString(ckr.destination[:])
}
}
getRoutes(t.ckr.ipv4remotes)
getRoutes(t.ckr.ipv6remotes)
return admin.Info{"routes": routes}, nil
})
a.AddHandler("removeLocalSubnet", []string{"subnet"}, func(in admin.Info) (admin.Info, error) {
if err := t.ckr.removeLocalSubnet(in["subnet"].(string)); err == nil {
return admin.Info{"removed": []string{in["subnet"].(string)}}, nil
} else {
return admin.Info{"not_removed": []string{in["subnet"].(string)}}, errors.New("Failed to remove source subnet")
}
})
a.AddHandler("removeRemoteSubnet", []string{"subnet", "box_pub_key"}, func(in admin.Info) (admin.Info, error) {
if err := t.ckr.removeRemoteSubnet(in["subnet"].(string), in["box_pub_key"].(string)); err == nil {
return admin.Info{"removed": []string{fmt.Sprintf("%s via %s", in["subnet"].(string), in["box_pub_key"].(string))}}, nil
} else {
return admin.Info{"not_removed": []string{fmt.Sprintf("%s via %s", in["subnet"].(string), in["box_pub_key"].(string))}}, errors.New("Failed to remove route")
}
})
}