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netlink: Fix invalid route crashes agent

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Invalid routes in update_routes request crash agent, fix it

Fixes: #73

Signed-off-by: Yang Bo <bo@hyper.sh>
This commit is contained in:
Yang Bo 2019-11-05 10:43:37 +08:00
parent d045169476
commit d33c2f84a8
1 changed files with 10 additions and 1 deletions
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11
src/agent/src/netlink.rs
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@ -2437,6 +2437,9 @@ impl RtnlHandle {
for grpcroute in rt {
if grpcroute.gateway.as_str() == "" {
let r = RtRoute::from(grpcroute.clone());
if r.index == -1 {
continue;
}
self.add_one_route(&r)?;
}
}
@ -2444,6 +2447,9 @@ impl RtnlHandle {
for grpcroute in rt {
if grpcroute.gateway.as_str() != "" {
let r = RtRoute::from(grpcroute.clone());
if r.index == -1 {
continue;
}
self.add_one_route(&r)?;
}
}
@ -2754,7 +2760,10 @@ impl From<Route> for RtRoute {
let index = {
let mut rh = RtnlHandle::new(NETLINK_ROUTE, 0).unwrap();
rh.find_link_by_name(r.device.as_str()).unwrap().ifi_index
match rh.find_link_by_name(r.device.as_str()) {
Ok(ifi) => ifi.ifi_index,
Err(_) => -1,
}
};
let (dest, dst_len) = if r.dest.is_empty() {