| 137 | |
| 138 | |
| 139 | Try<bool> supported(int nsTypes) |
| 140 | { |
| 141 | int supported = 0; |
| 142 | |
| 143 | foreach (const int n, nstypes()) { |
| 144 | if (nsTypes & n) { |
| 145 | supported |= n; |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | if ((nsTypes & CLONE_NEWUSER) && (supported & CLONE_NEWUSER)) { |
| 150 | Try<Version> version = mesos::kernelVersion(); |
| 151 | |
| 152 | if (version.isError()) { |
| 153 | return Error(version.error()); |
| 154 | } |
| 155 | |
| 156 | if (version.get() < Version(3, 12, 0)) { |
| 157 | return false; |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | return supported == nsTypes; |
| 162 | } |
| 163 | |
| 164 | |
| 165 | Try<Nothing> setns( |