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netconfig: GetRule filtering is not supported by Linux 4.4.0 (trusty)

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This commit is contained in:
Michael Stapelberg 2018-07-14 19:40:34 +02:00
parent ea10307b5d
commit 3282dc5675
1 changed files with 13 additions and 0 deletions
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13
internal/netconfig/netconfig.go
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@ -477,6 +477,19 @@ func getCounter(c *nftables.Conn, table *nftables.Table, chain *nftables.Chain)
if err != nil { if err != nil {
return DefaultCounter return DefaultCounter
} }
{
// TODO: remove this workaround once travis has workers with a newer kernel
// than its current Ubuntu trusty kernel (Linux 4.4.0):
var filtered []*nftables.Rule
for _, rule := range rules {
if rule.Table.Name != table.Name ||
rule.Chain.Name != chain.Name {
continue
}
filtered = append(filtered, rule)
}
rules = filtered
}
if got, want := len(rules), 1; got != want { if got, want := len(rules), 1; got != want {
log.Printf("could not carry counter values: unexpected number of rules in table %v, chain %v: got %d, want %d", table.Name, chain.Name, got, want) log.Printf("could not carry counter values: unexpected number of rules in table %v, chain %v: got %d, want %d", table.Name, chain.Name, got, want)
return DefaultCounter return DefaultCounter