| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <stdint.h> |
| |
| #include <iostream> |
| #include <string> |
| |
| #include <stout/os.hpp> |
| #include <stout/stringify.hpp> |
| |
| #include "local/flags.hpp" |
| #include "local/local.hpp" |
| |
| #include "master/master.hpp" |
| |
| #include "slave/slave.hpp" |
| |
| #include "logging/logging.hpp" |
| |
| using namespace mesos::internal; |
| |
| using mesos::internal::master::Master; |
| using mesos::internal::slave::Slave; |
| |
| using std::cerr; |
| using std::endl; |
| using std::string; |
| |
| |
| void usage(const char* argv0, const flags::FlagsBase& flags) |
| { |
| cerr << "Usage: " << os::basename(argv0).get() << " [...]" << endl |
| << endl |
| << "Launches an in-memory cluster within a single process." |
| << endl |
| << "Supported options:" << endl |
| << flags.usage(); |
| } |
| |
| |
| int main(int argc, char **argv) |
| { |
| GOOGLE_PROTOBUF_VERIFY_VERSION; |
| |
| // TODO(benh): Inherit from both slave::Flags and master::Flags in |
| // order to pass those flags on to the master. Alternatively, add a |
| // way to load flags and ignore unknowns in order to load |
| // master::flags, then slave::Flags, then local::Flags. |
| local::Flags flags; |
| |
| // The following flags are executable specific (e.g., since we only |
| // have one instance of libprocess per execution, we only want to |
| // advertise the port and ip option once, here). |
| uint16_t port; |
| flags.add(&port, "port", "Port to listen on", 5050); |
| |
| Option<string> ip; |
| flags.add(&ip, "ip", "IP address to listen on"); |
| |
| bool help; |
| flags.add(&help, |
| "help", |
| "Prints this help message", |
| false); |
| |
| // Load flags from environment and command line but allow unknown |
| // flags since we might have some master/slave flags as well. |
| Try<Nothing> load = flags.load("MESOS_", argc, argv, true); |
| |
| if (load.isError()) { |
| cerr << load.error() << endl; |
| usage(argv[0], flags); |
| exit(1); |
| } |
| |
| if (help) { |
| usage(argv[0], flags); |
| exit(1); |
| } |
| |
| // Initialize libprocess. |
| os::setenv("LIBPROCESS_PORT", stringify(port)); |
| |
| if (ip.isSome()) { |
| os::setenv("LIBPROCESS_IP", ip.get()); |
| } |
| |
| process::initialize("master"); |
| |
| logging::initialize(argv[0], flags); |
| |
| process::wait(local::launch(flags)); |
| |
| return 0; |
| } |