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Netif (Linux): skips local/loopback routes

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Fixes #2127
This commit is contained in:
李通洲
2026-01-01 23:33:14 +08:00
committed by 李通洲
parent 37fe446a58
commit e96b0f7a73
1 changed files with 12 additions and 0 deletions
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src/common/netif/netif_linux.c
+12
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@@ -151,6 +151,12 @@ bool ffNetifGetDefaultRouteImplV4(FFNetifDefaultRouteResult* result)
continue;
}
// Skip local/loopback routes
if (rtm->rtm_scope == RT_SCOPE_HOST || rtm->rtm_type == RTN_LOCAL) {
FF_DEBUG("Skipping local route #%d (scope=%d, type=%d)", routeCount, rtm->rtm_scope, rtm->rtm_type);
continue;
}
FF_DEBUG("Processing IPv4 default route candidate #%d", routeCount);
entry = (__typeof__(entry)) { }; // Default to zero metric (no RTA_PRIORITY found)
@@ -360,6 +366,12 @@ bool ffNetifGetDefaultRouteImplV6(FFNetifDefaultRouteResult* result)
continue;
}
// Skip local/loopback routes
if (rtm->rtm_scope == RT_SCOPE_HOST || rtm->rtm_type == RTN_LOCAL) {
FF_DEBUG("Skipping local route #%d (scope=%d, type=%d)", routeCount, rtm->rtm_scope, rtm->rtm_type);
continue;
}
FF_DEBUG("Processing IPv6 default route candidate #%d", routeCount);
entry = (__typeof__(entry)) { }; // Default to zero metric (no RTA_PRIORITY found)