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https://github.com/RGBCube/serenity
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c6607719d2
Attempts are spaced out with exponential backoff, cut at 10 minutes per attempt. Also avoid trying to acquire an IP on interfaces that aren't up. Fixes #6126. Fixes #6125.
72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
/*
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* Copyright (c) 2020, The SerenityOS developers.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "DHCPv4Client.h"
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#include <AK/Debug.h>
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#include <AK/JsonArray.h>
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#include <AK/JsonObject.h>
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#include <AK/String.h>
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#include <AK/StringUtils.h>
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#include <AK/Types.h>
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#include <LibCore/EventLoop.h>
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#include <LibCore/File.h>
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#include <LibCore/LocalServer.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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int main([[maybe_unused]] int argc, [[maybe_unused]] char** argv)
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{
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if (pledge("stdio unix inet cpath rpath fattr", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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Core::EventLoop event_loop;
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if (unveil("/proc/net/", "r") < 0) {
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perror("unveil");
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return 1;
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}
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unveil(nullptr, nullptr);
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auto ifs_result = DHCPv4Client::get_discoverable_interfaces();
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if (ifs_result.is_error()) {
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warnln("Error: {}", ifs_result.error());
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return 1;
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}
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auto ifs = ifs_result.release_value();
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auto client = DHCPv4Client::construct(move(ifs.ready), move(ifs.not_ready));
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if (pledge("stdio inet cpath rpath fattr", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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return event_loop.exec();
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}
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