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114 lines
3.9 KiB
114 lines
3.9 KiB
// Copyright (c) 2017-2020, The Monero Project
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//
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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 modification, are
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// 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 list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <boost/algorithm/string.hpp>
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#include "misc_log_ex.h"
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#include "util.h"
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#include "dns_utils.h"
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#include "updates.h"
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#undef MONERO_DEFAULT_LOG_CATEGORY
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#define MONERO_DEFAULT_LOG_CATEGORY "updates"
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namespace tools
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{
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bool check_updates(const std::string &software, const std::string &buildtag, std::string &version, std::string &hash)
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{
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std::vector<std::string> records;
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bool found = false;
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MDEBUG("Checking updates for " << buildtag << " " << software);
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// All four MoneroPulse domains have DNSSEC on and valid
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static const std::vector<std::string> dns_urls = {
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};
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if (!tools::dns_utils::load_txt_records_from_dns(records, dns_urls))
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return false;
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for (const auto& record : records)
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{
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std::vector<std::string> fields;
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boost::split(fields, record, boost::is_any_of(":"));
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if (fields.size() != 4)
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{
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MWARNING("Updates record does not have 4 fields: " << record);
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continue;
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}
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if (software != fields[0] || buildtag != fields[1])
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continue;
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bool alnum = true;
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for (auto c: fields[3])
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if (!isalnum(c))
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alnum = false;
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if (fields[3].size() != 64 && !alnum)
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{
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MWARNING("Invalid hash: " << fields[3]);
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continue;
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}
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// use highest version
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if (found)
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{
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int cmp = vercmp(version.c_str(), fields[2].c_str());
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if (cmp > 0)
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continue;
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if (cmp == 0 && hash != fields[3])
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MWARNING("Two matches found for " << software << " version " << version << " on " << buildtag);
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}
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version = fields[2];
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hash = fields[3];
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MINFO("Found new version " << version << " with hash " << hash);
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found = true;
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}
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return found;
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}
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std::string get_update_url(const std::string &software, const std::string &subdir, const std::string &buildtag, const std::string &version, bool user)
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{
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const char *base = user ? "" : "";
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#ifdef _WIN32
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static const char *extension = strncmp(buildtag.c_str(), "source", 6) ? (strncmp(buildtag.c_str(), "install-", 8) ? ".zip" : ".exe") : ".tar.bz2";
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#else
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static const char extension[] = ".tar.bz2";
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#endif
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std::string url;
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url = base;
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if (!subdir.empty())
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url += subdir + "/";
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url = url + software + "-" + buildtag + "-v" + version + extension;
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return url;
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}
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}
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