DevinLeamy commented on code in PR #519:
URL: https://github.com/apache/mesos/pull/519#discussion_r1529049562
##########
src/tests/containerizer/cgroups2_tests.cpp:
##########
@@ -59,6 +63,30 @@ TEST_F(Cgroups2Test, ROOT_CGROUPS2_AvailableSubsystems)
}
}
+
+TEST_F(Cgroups2Test, ROOT_CGROUPS2_DeviceController)
+{
+ namespace devices = cgroups2::devices;
+
+ // Deny all access.
+ devices::Entry entry = devices::Entry::parse("a *:* rwm").get();
+
+ EXPECT_SOME(devices::configure(cgroups2::ROOT_CGROUP, {}, {entry}));
+ Try<vector<uint32_t>> attached = ebpf::cgroups2::attached(
+ cgroups2::ROOT_CGROUP);
+
+ ASSERT_SOME(attached);
+ EXPECT_EQ(1, (int) attached->size());
Review Comment:
The error message it produces is not very telling, but yeah the cast is
required. I'll use `1u` instead :+1:
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