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remove allowed ips and local address

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This commit is contained in:
0xdcarns
2022-12-23 14:07:16 -05:00
parent 368d01ff10
commit ad2934a8fc
2 changed files with 5 additions and 41 deletions
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38
logic/peers.go
View File

@@ -276,8 +276,8 @@ func GetPeerUpdate(node *models.Node) (models.PeerUpdate, error) {
if host.EndpointIP.String() == peerHost.EndpointIP.String() {
//peer is on same network
// set_local
if host.LocalAddress.String() != peerHost.LocalAddress.String() && peerHost.LocalAddress.IP != nil {
peerHost.EndpointIP = peerHost.LocalAddress.IP
if node.LocalAddress.String() != peer.LocalAddress.String() && peer.LocalAddress.IP != nil {
peerHost.EndpointIP = peer.LocalAddress.IP
if peerHost.LocalListenPort != 0 {
peerHost.ListenPort = peerHost.LocalListenPort
}
@@ -811,8 +811,8 @@ func getEgressIPs(node, peer *models.Node) []net.IPNet {
continue // skip adding egress range if overlaps with node's ip
}
// TODO: Could put in a lot of great logic to avoid conflicts / bad routes
if ipnet.Contains(net.ParseIP(host.LocalAddress.String())) && !internetGateway { // ensuring egress gateway range does not contain public ip of node
logger.Log(2, "egress IP range of ", iprange, " overlaps with ", host.LocalAddress.String(), ", omitting")
if ipnet.Contains(net.ParseIP(node.LocalAddress.String())) && !internetGateway { // ensuring egress gateway range does not contain public ip of node
logger.Log(2, "egress IP range of ", iprange, " overlaps with ", node.LocalAddress.String(), ", omitting")
continue // skip adding egress range if overlaps with node's local ip
}
if err != nil {
@@ -826,42 +826,12 @@ func getEgressIPs(node, peer *models.Node) []net.IPNet {
func getNodeAllowedIPs(peer, node *models.Node) []net.IPNet {
var allowedips = []net.IPNet{}
host, err := GetHost(node.ID.String())
if err != nil {
logger.Log(0, "error retrieving host for node", node.ID.String(), err.Error())
}
if peer.Address.IP != nil {
allowedips = append(allowedips, peer.Address)
}
if peer.Address6.IP != nil {
allowedips = append(allowedips, peer.Address6)
}
// handle manually set peers
for _, allowedIp := range peer.AllowedIPs {
// parsing as a CIDR first. If valid CIDR, append
if _, ipnet, err := net.ParseCIDR(allowedIp); err == nil {
nodeEndpointArr := strings.Split(host.EndpointIP.String(), ":")
if !ipnet.Contains(net.IP(nodeEndpointArr[0])) && ipnet.IP.String() != peer.Address.IP.String() { // don't need to add an allowed ip that already exists..
allowedips = append(allowedips, *ipnet)
}
} else { // parsing as an IP second. If valid IP, check if ipv4 or ipv6, then append
if iplib.Version(net.ParseIP(allowedIp)) == 4 && allowedIp != peer.Address.IP.String() {
ipnet := net.IPNet{
IP: net.ParseIP(allowedIp),
Mask: net.CIDRMask(32, 32),
}
allowedips = append(allowedips, ipnet)
} else if iplib.Version(net.ParseIP(allowedIp)) == 6 && allowedIp != peer.Address6.IP.String() {
ipnet := net.IPNet{
IP: net.ParseIP(allowedIp),
Mask: net.CIDRMask(128, 128),
}
allowedips = append(allowedips, ipnet)
}
}
}
// handle egress gateway peers
if peer.IsEgressGateway {
//hasGateway = true

8
logic/wireguard.go
View File

@@ -14,8 +14,7 @@ func IfaceDelta(currentNode *models.Node, newNode *models.Node) bool {
newNode.IsRelay != currentNode.IsRelay ||
newNode.PersistentKeepalive != currentNode.PersistentKeepalive ||
newNode.DNSOn != currentNode.DNSOn ||
newNode.Connected != currentNode.Connected ||
len(newNode.AllowedIPs) != len(currentNode.AllowedIPs) {
newNode.Connected != currentNode.Connected {
return true
}
// multi-comparison statements
@@ -39,11 +38,6 @@ func IfaceDelta(currentNode *models.Node, newNode *models.Node) bool {
}
}
}
for _, address := range newNode.AllowedIPs {
if !StringSliceContains(currentNode.AllowedIPs, address) {
return true
}
}
return false
}