Method ping

src/tests/containerizer/capabilities_tests.cpp:55–76

Launch 'ping' using the given capabilities and user.

public:
  // Launch 'ping' using the given capabilities and user.
  Try<Subprocess> ping(
      const set<Capability>& capabilities,
      const Option<string>& user = None())
  {
    CapabilitiesTestHelper helper;

    helper.flags.user = user;
    helper.flags.capabilities = capabilities::convert(capabilities);

    vector<string> argv = {
      "test-helper",
      CapabilitiesTestHelper::NAME
    };

    return subprocess(
        getTestHelperPath("test-helper"),
        argv,
        Subprocess::FD(STDIN_FILENO),
        Subprocess::FD(STDOUT_FILENO),
        Subprocess::FD(STDERR_FILENO),
        &helper.flags);
  }
};