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[management, client] Add IPv6 overlay support (#5631)

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This commit is contained in:
Viktor Liu
2026-05-07 18:33:37 +09:00
committed by GitHub
parent f23aaa9ae7
commit 205ebcfda2
229 changed files with 10155 additions and 2816 deletions
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41
client/server/network.go
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@@ -18,10 +18,11 @@ import (
)
type selectRoute struct {
NetID route.NetID
Network netip.Prefix
Domains domain.List
Selected bool
NetID route.NetID
Network netip.Prefix
Domains domain.List
Selected bool
extraNetworks []netip.Prefix
}
// ListNetworks returns a list of all available networks.
@@ -50,18 +51,32 @@ func (s *Server) ListNetworks(context.Context, *proto.ListNetworksRequest) (*pro
routesMap := routeMgr.GetClientRoutesWithNetID()
routeSelector := routeMgr.GetRouteSelector()
v6ExitMerged := route.V6ExitMergeSet(routesMap)
var routes []*selectRoute
for id, rt := range routesMap {
if len(rt) == 0 {
continue
}
route := &selectRoute{
// Skip v6 exit nodes that are merged into their v4 counterpart.
if _, ok := v6ExitMerged[id]; ok {
continue
}
r := &selectRoute{
NetID: id,
Network: rt[0].Network,
Domains: rt[0].Domains,
Selected: routeSelector.IsSelected(id),
}
routes = append(routes, route)
// Merge paired v6 exit node prefix into this entry.
v6ID := route.NetID(string(id) + route.V6ExitSuffix)
if _, ok := v6ExitMerged[v6ID]; ok && len(routesMap[v6ID]) > 0 {
r.extraNetworks = []netip.Prefix{routesMap[v6ID][0].Network}
}
routes = append(routes, r)
}
sort.Slice(routes, func(i, j int) bool {
@@ -82,9 +97,13 @@ func (s *Server) ListNetworks(context.Context, *proto.ListNetworksRequest) (*pro
resolvedDomains := s.statusRecorder.GetResolvedDomainsStates()
var pbRoutes []*proto.Network
for _, route := range routes {
rangeStr := route.Network.String()
for _, extra := range route.extraNetworks {
rangeStr += ", " + extra.String()
}
pbRoute := &proto.Network{
ID: string(route.NetID),
Range: route.Network.String(),
Range: rangeStr,
Domains: route.Domains.ToSafeStringList(),
ResolvedIPs: map[string]*proto.IPList{},
Selected: route.Selected,
@@ -147,7 +166,9 @@ func (s *Server) SelectNetworks(_ context.Context, req *proto.SelectNetworksRequ
routeSelector.SelectAllRoutes()
} else {
routes := toNetIDs(req.GetNetworkIDs())
netIdRoutes := maps.Keys(routeManager.GetClientRoutesWithNetID())
routesMap := routeManager.GetClientRoutesWithNetID()
routes = route.ExpandV6ExitPairs(routes, routesMap)
netIdRoutes := maps.Keys(routesMap)
if err := routeSelector.SelectRoutes(routes, req.GetAppend(), netIdRoutes); err != nil {
return nil, fmt.Errorf("select routes: %w", err)
}
@@ -197,7 +218,9 @@ func (s *Server) DeselectNetworks(_ context.Context, req *proto.SelectNetworksRe
routeSelector.DeselectAllRoutes()
} else {
routes := toNetIDs(req.GetNetworkIDs())
netIdRoutes := maps.Keys(routeManager.GetClientRoutesWithNetID())
routesMap := routeManager.GetClientRoutesWithNetID()
routes = route.ExpandV6ExitPairs(routes, routesMap)
netIdRoutes := maps.Keys(routesMap)
if err := routeSelector.DeselectRoutes(routes, netIdRoutes); err != nil {
return nil, fmt.Errorf("deselect routes: %w", err)
}