| 33 | namespace rlimits { |
| 34 | |
| 35 | Try<int> convert(RLimitInfo::RLimit::Type type) |
| 36 | { |
| 37 | const Error error( |
| 38 | "Resource type '" + RLimitInfo_RLimit_Type_Name(type) + |
| 39 | "' not supported"); |
| 40 | |
| 41 | switch (type) { |
| 42 | // Resource types defined in XSI. |
| 43 | case RLimitInfo::RLimit::RLMT_AS: return RLIMIT_AS; |
| 44 | case RLimitInfo::RLimit::RLMT_CORE: return RLIMIT_CORE; |
| 45 | case RLimitInfo::RLimit::RLMT_CPU: return RLIMIT_CPU; |
| 46 | case RLimitInfo::RLimit::RLMT_DATA: return RLIMIT_DATA; |
| 47 | case RLimitInfo::RLimit::RLMT_FSIZE: return RLIMIT_FSIZE; |
| 48 | case RLimitInfo::RLimit::RLMT_NOFILE: return RLIMIT_NOFILE; |
| 49 | case RLimitInfo::RLimit::RLMT_STACK: return RLIMIT_STACK; |
| 50 | |
| 51 | // Resource types also defined on BSDs like e.g., OS X. |
| 52 | case RLimitInfo::RLimit::RLMT_MEMLOCK: return RLIMIT_MEMLOCK; |
| 53 | case RLimitInfo::RLimit::RLMT_NPROC: return RLIMIT_NPROC; |
| 54 | case RLimitInfo::RLimit::RLMT_RSS: return RLIMIT_RSS; |
| 55 | |
| 56 | // Resource types defined in >=Linux 2.6.36. |
| 57 | // NOTE: The resource limits defined for Linux are currently the |
| 58 | // maximal possible set of understood types. Here we explicitly |
| 59 | // list all types and in particular do not use a `default` case, |
| 60 | // see MESOS-3754. |
| 61 | case RLimitInfo::RLimit::RLMT_LOCKS: |
| 62 | #ifdef RLIMIT_LOCKS |
| 63 | return RLIMIT_LOCKS; |
| 64 | #else |
| 65 | return error; |
| 66 | #endif |
| 67 | |
| 68 | case RLimitInfo::RLimit::RLMT_MSGQUEUE: |
| 69 | #ifdef RLIMIT_MSGQUEUE |
| 70 | return RLIMIT_MSGQUEUE; |
| 71 | #else |
| 72 | return error; |
| 73 | #endif |
| 74 | |
| 75 | case RLimitInfo::RLimit::RLMT_NICE: |
| 76 | #ifdef RLIMIT_NICE |
| 77 | return RLIMIT_NICE; |
| 78 | #else |
| 79 | return error; |
| 80 | #endif |
| 81 | |
| 82 | case RLimitInfo::RLimit::RLMT_RTPRIO: |
| 83 | #ifdef RLIMIT_RTPRIO |
| 84 | return RLIMIT_RTPRIO; |
| 85 | #else |
| 86 | return error; |
| 87 | #endif |
| 88 | |
| 89 | case RLimitInfo::RLimit::RLMT_RTTIME: |
| 90 | #ifdef RLIMIT_RTTIME |
| 91 | return RLIMIT_RTTIME; |
| 92 | #else |