| 45 | |
| 46 | |
| 47 | Try<Nothing> Initialize::execute(int argc, char** argv) |
| 48 | { |
| 49 | flags.setUsageMessage( |
| 50 | "Usage: " + name() + " [option]\n" |
| 51 | "\n" |
| 52 | "This command is used to initialize the log.\n" |
| 53 | "\n"); |
| 54 | |
| 55 | // Configure the tool by parsing command line arguments. |
| 56 | if (argc > 0 && argv != nullptr) { |
| 57 | Try<flags::Warnings> load = flags.load(None(), argc, argv); |
| 58 | if (load.isError()) { |
| 59 | return Error(flags.usage(load.error())); |
| 60 | } |
| 61 | |
| 62 | if (flags.help) { |
| 63 | return Error(flags.usage()); |
| 64 | } |
| 65 | |
| 66 | process::initialize(); |
| 67 | logging::initialize(argv[0], false, flags); |
| 68 | |
| 69 | // Log any flag warnings (after logging is initialized). |
| 70 | foreach (const flags::Warning& warning, load->warnings) { |
| 71 | LOG(WARNING) << warning.message; |
| 72 | } |
| 73 | } |
| 74 | |
| 75 | if (flags.path.isNone()) { |
| 76 | return Error(flags.usage("Missing required option --path")); |
| 77 | } |
| 78 | |
| 79 | // Setup the timeout if specified. |
| 80 | Option<Timeout> timeout = None(); |
| 81 | if (flags.timeout.isSome()) { |
| 82 | timeout = Timeout::in(flags.timeout.get()); |
| 83 | } |
| 84 | |
| 85 | Replica replica(flags.path.get()); |
| 86 | |
| 87 | // Get the current status of the replica. |
| 88 | Future<Metadata::Status> status = replica.status(); |
| 89 | if (timeout.isSome()) { |
| 90 | status.await(timeout->remaining()); |
| 91 | } else { |
| 92 | status.await(); |
| 93 | } |
| 94 | |
| 95 | if (status.isPending()) { |
| 96 | return Error("Timed out while getting replica status"); |
| 97 | } else if (status.isDiscarded()) { |
| 98 | return Error("Failed to get status of replica (discarded future)"); |
| 99 | } else if (status.isFailed()) { |
| 100 | return Error(status.failure()); |
| 101 | } |
| 102 | |
| 103 | // We only initialize a log if it is empty. |
| 104 | if (status.get() != Metadata::EMPTY) { |
nothing calls this directly
no test coverage detected