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guestagent: start iptables audit watcher when auditing already enabled #4059

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guestagent: start iptables audit watcher when auditing already enabled #4059

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11 changes: 6 additions & 5 deletions pkg/guestagent/guestagent_linux.go
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Original file line number Diff line number Diff line change
Expand Up @@ -67,11 +67,11 @@ func New(ctx context.Context, newTicker func() (<-chan time.Time, func()), iptab
return nil, err
}
}

go a.setWorthCheckingIPTablesRoutine(auditClient, iptablesIdle)
} else {
a.worthCheckingIPTables = true
}

a.worthCheckingIPTables = true // allow initial iptables scan
go a.setWorthCheckingIPTablesRoutine(auditClient, iptablesIdle)

logrus.Infof("Auditing enabled (%d)", auditStatus.Enabled)
return startGuestAgentRoutines(ctx, a, true), nil
}
Expand Down Expand Up @@ -111,7 +111,8 @@ type agent struct {
// when no NETFILTER_CFG audit message was received for the iptablesIdle time.
func (a *agent) setWorthCheckingIPTablesRoutine(auditClient *libaudit.AuditClient, iptablesIdle time.Duration) {
logrus.Info("setWorthCheckingIPTablesRoutine(): monitoring netfilter audit events")
var latestTrue time.Time
// Initialize to now so the first sleeper loop does not immediately mark it false.
latestTrue := time.Now()
go func() {
for {
time.Sleep(iptablesIdle)
Expand Down
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