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Store interface metric separately as it mau change

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This commit is contained in:
domosekai 2021-07-29 22:24:26 +08:00
parent dd9c3546f7
commit 9b3077d955
3 changed files with 10 additions and 25 deletions
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7
src/Cedar/VLanWin32.c
View File

@ -162,7 +162,6 @@ void RouteTrackingMain(SESSION *s)
char ip_str2[64];
Copy(&e->DestIP, &nat_t_ip, sizeof(IP));
e->Metric = e->OldIfMetric;
IPToStr(ip_str, sizeof(ip_str), &e->DestIP);
IPToStr(ip_str2, sizeof(ip_str2), &e->GatewayIP);
@ -507,8 +506,6 @@ void RouteTrackingStart(SESSION *s)
Debug("GetBestRouteEntry() Succeed. [Gateway: %s]\n", tmp);
// Add a route
e->Metric = e->OldIfMetric;
if (AddRouteEntryEx(e, &already_exists) == false)
{
FreeRouteEntry(e);
@ -570,8 +567,6 @@ void RouteTrackingStart(SESSION *s)
else
{
// Add a route
dns->Metric = dns->OldIfMetric;
if (AddRouteEntry(dns) == false)
{
FreeRouteEntry(dns);
@ -590,8 +585,6 @@ void RouteTrackingStart(SESSION *s)
if (route_to_real_server_global != NULL)
{
route_to_real_server_global->Metric = route_to_real_server_global->OldIfMetric;
if (AddRouteEntry(route_to_real_server_global) == false)
{
FreeRouteEntry(route_to_real_server_global);

26
src/Mayaqua/Network.c
View File

@ -9437,9 +9437,6 @@ void Win32RouteEntryToIpForwardRow2(void *ip_forward_row, ROUTE_ENTRY *entry)
r = (MIB_IPFORWARD_ROW2 *)ip_forward_row;
InitializeIpForwardEntry(r);
MIB_IPINTERFACE_ROW *p;
p = ZeroMallocFast(sizeof(MIB_IPINTERFACE_ROW));
if (IsIP4(&entry->DestIP))
{
// IP address
@ -9450,8 +9447,6 @@ void Win32RouteEntryToIpForwardRow2(void *ip_forward_row, ROUTE_ENTRY *entry)
// Gateway IP address
r->NextHop.Ipv4.sin_family = AF_INET;
IPToInAddr(&r->NextHop.Ipv4.sin_addr, &entry->GatewayIP);
// Interface
p->Family = AF_INET;
}
else
{
@ -9463,21 +9458,17 @@ void Win32RouteEntryToIpForwardRow2(void *ip_forward_row, ROUTE_ENTRY *entry)
// Gateway IP address
r->NextHop.Ipv6.sin6_family = AF_INET6;
IPToInAddr6(&r->NextHop.Ipv6.sin6_addr, &entry->GatewayIP);
// Interface
p->Family = AF_INET6;
}
// Metric
p->InterfaceIndex = entry->InterfaceID;
if (GetIpInterfaceEntry(p) == NO_ERROR && entry->Metric >= p->Metric)
// Metric offset
if (entry->Metric >= entry->IfMetric)
{
r->Metric = entry->Metric - p->Metric;
r->Metric = entry->Metric - entry->IfMetric;
}
else
{
r->Metric = entry->Metric;
r->Metric = 0;
}
Free(p);
// Interface ID
r->InterfaceIndex = entry->InterfaceID;
@ -9544,6 +9535,7 @@ void Win32IpForwardRow2ToRouteEntry(ROUTE_ENTRY *entry, void *ip_forward_row)
p->InterfaceIndex = r->InterfaceIndex;
if (GetIpInterfaceEntry(p) == NO_ERROR)
{
entry->IfMetric = p->Metric;
entry->Metric = r->Metric + p->Metric;
}
else
@ -10243,8 +10235,8 @@ ROUTE_ENTRY *GetBestRouteEntryFromRouteTableEx(ROUTE_TABLE *table, IP *ip, UINT
Copy(&ret->GatewayIP, &tmp->GatewayIP, sizeof(IP));
ret->InterfaceID = tmp->InterfaceID;
ret->LocalRouting = tmp->LocalRouting;
ret->OldIfMetric = tmp->Metric;
ret->Metric = 1;
ret->Metric = tmp->Metric;
ret->IfMetric = tmp->IfMetric;
ret->PPPConnection = tmp->PPPConnection;
}
@ -10402,9 +10394,9 @@ void RouteToStr(char *str, UINT str_size, ROUTE_ENTRY *e)
IPToStr(dest_mask, sizeof(dest_mask), &e->DestMask);
IPToStr(gateway_ip, sizeof(gateway_ip), &e->GatewayIP);
Format(str, str_size, "%s/%s %s m=%u oif=%u if=%u lo=%u p=%u",
Format(str, str_size, "%s/%s %s m=%u ifm=%u if=%u lo=%u p=%u",
dest_ip, dest_mask, gateway_ip,
e->Metric, e->OldIfMetric, e->InterfaceID,
e->Metric, e->IfMetric, e->InterfaceID,
e->LocalRouting, e->PPPConnection);
}

2
src/Mayaqua/Network.h
View File

@ -285,7 +285,7 @@ struct ROUTE_ENTRY
bool LocalRouting;
bool PPPConnection;
UINT Metric;
UINT OldIfMetric;
UINT IfMetric;
UINT InterfaceID;
UINT64 InnerScore;
};