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/** |
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* This file is part of the CernVM File System. |
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*/ |
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#include "cmd_pub.h" |
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#include <fcntl.h> |
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#include <memory> |
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#include <string> |
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#include <vector> |
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#include "manifest.h" |
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#include "network/download.h" |
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#include "network/sink_mem.h" |
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#include "notify/messages.h" |
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#include "notify/publisher_http.h" |
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#include "util/posix.h" |
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#include "util/string.h" |
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namespace { |
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const LogFacilities &kLogInfo = DefaultLogging::info; |
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const LogFacilities &kLogError = DefaultLogging::error; |
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const int kMaxPoolHandles = 1; |
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const unsigned kDownloadTimeout = 60; // 1 minute |
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const unsigned kDownloadRetries = 1; // 2 attempts in total |
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} // namespace |
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namespace notify { |
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int DoPublish(const std::string &server_url, const std::string &repository_url, |
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bool verbose) { |
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const std::string repo_url = MakeCanonicalPath(repository_url); |
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if (verbose) { |
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LogCvmfs(kLogCvmfs, kLogInfo, "Parameters: "); |
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LogCvmfs(kLogCvmfs, kLogInfo, " CVMFS repository URL: %s", |
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repo_url.c_str()); |
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LogCvmfs(kLogCvmfs, kLogInfo, " Notification server URL: %s", |
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server_url.c_str()); |
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} |
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// Download repository manifest |
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std::string manifest_contents; |
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const std::string manifest_url = repo_url + "/.cvmfspublished"; |
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if (IsHttpUrl(repo_url)) { |
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perf::Statistics stats; |
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const std::unique_ptr<download::DownloadManager> download_manager( |
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new download::DownloadManager( |
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kMaxPoolHandles, perf::StatisticsTemplate("download", &stats))); |
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assert(download_manager.get() != nullptr); |
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download_manager->SetTimeout(kDownloadTimeout, kDownloadTimeout); |
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download_manager->SetRetryParameters(kDownloadRetries, 500, 2000); |
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cvmfs::MemSink manifest_memsink; |
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download::JobInfo download_manifest(&manifest_url, false, false, NULL, |
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&manifest_memsink); |
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const download::Failures retval = download_manager->Fetch( |
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&download_manifest); |
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if (retval != download::kFailOk) { |
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LogCvmfs(kLogCvmfs, kLogError, "Failed to download manifest (%d - %s)", |
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retval, download::Code2Ascii(retval)); |
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return 6; |
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} |
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manifest_contents = std::string( |
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reinterpret_cast<char *>(manifest_memsink.data()), |
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manifest_memsink.pos()); |
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} else { |
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const int fd = open(manifest_url.c_str(), O_RDONLY); |
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if (fd == -1) { |
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LogCvmfs(kLogCvmfs, kLogError, "Could not open manifest file"); |
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return 7; |
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} |
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if (!SafeReadToString(fd, &manifest_contents)) { |
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LogCvmfs(kLogCvmfs, kLogError, "Could not read manifest file"); |
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close(fd); |
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return 8; |
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} |
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close(fd); |
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} |
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const std::unique_ptr<manifest::Manifest> manifest( |
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manifest::Manifest::LoadMem( |
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reinterpret_cast<const unsigned char *>(manifest_contents.data()), |
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manifest_contents.size())); |
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if (verbose) { |
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LogCvmfs(kLogCvmfs, kLogInfo, "Current repository manifest:\n%s", |
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manifest->ExportString().c_str()); |
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} |
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const std::string repository_name = manifest->repository_name(); |
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// Publish message |
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const std::unique_ptr<notify::Publisher> publisher( |
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new notify::PublisherHTTP(server_url)); |
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std::string msg_text; |
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notify::msg::Activity msg; |
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msg.version_ = 1; |
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msg.timestamp_ = StringifyTime(std::time(NULL), true); |
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msg.repository_ = repository_name; |
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msg.manifest_ = manifest_contents; |
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msg.ToJSONString(&msg_text); |
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if (!publisher->Publish(msg_text, repository_name)) { |
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LogCvmfs(kLogCvmfs, kLogError, "Could not publish notification"); |
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return 9; |
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} |
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assert(publisher->Finalize()); |
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return 0; |
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} |
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} // namespace notify |
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