Do not load DNS probes (#228)

Do not load or test DNS probes

Author: nicholasberlin

non-GPL/Events/Lib/EbpfEvents.c

@@ -417,6 +417,7 @@ static int probe_set_autoload(struct btf *btf, struct EventProbe_bpf *obj, uint6
     return err;
 }
 
+#if 0 // Do not load DNS probes
 static int probe_attach_cgroup(struct EventProbe_bpf *obj)
 {
     int cgroup_fd;
@@ -446,6 +447,7 @@ static int probe_attach_cgroup(struct EventProbe_bpf *obj)
 
     return 0;
 }
+#endif
 
 static bool system_has_bpf_tramp(void)
 {
@@ -790,11 +792,13 @@ int ebpf_event_ctx__new(struct ebpf_event_ctx **ctx, ebpf_event_handler_fn cb, u
         goto out_destroy_probe;
     }
 
+#if 0 // Do not load DNS probes
     err = probe_attach_cgroup(probe);
     if (err != 0) {
         verbose("probe_attach_cgroup: %d\n", err);
         goto out_destroy_probe;
     }
+#endif
 
     if (!ctx)
         goto out_destroy_probe;

testing/testrunner/ebpf_test.go

@@ -773,7 +773,7 @@ func TestEbpf(t *testing.T) {
 		{"Tcpv4ConnectionAttempt", Tcpv4ConnectionAttempt, []string{"--net-conn-attempt"}, false},
 		{"Tcpv4ConnectionAccept", Tcpv4ConnectionAccept, []string{"--net-conn-accept"}, false},
 		{"Tcpv4ConnectionClose", Tcpv4ConnectionClose, []string{"--net-conn-close"}, false},
-		{"DNSMonitor", DNSMonitor, []string{"--net-conn-dns-pkt"}, false},
+		//{"DNSMonitor", DNSMonitor, []string{"--net-conn-dns-pkt"}, false},
 		{"Ptrace", Ptrace, []string{"--process-ptrace"}, false},
 		{"Shmget", Shmget, []string{"--process-shmget"}, false},
 		{"MemfdCreate", MemfdCreate, []string{"--process-memfd-create", "--process-exec"}, false},