mirror of
https://github.com/transmission/transmission
synced 2024-12-25 01:03:01 +00:00
43d1ece562
Fixing CI errors and build errors Reverted changes: NULL in EV_SET macro; Clang-formatting Reverted changes: MacosX *.m files reverted from master
247 lines
5.9 KiB
C++
247 lines
5.9 KiB
C++
/*
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* This file Copyright (C) 2007-2014 Mnemosyne LLC
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*
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* It may be used under the GNU GPL versions 2 or 3
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* or any future license endorsed by Mnemosyne LLC.
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*
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*/
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#include "transmission.h"
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#include "session.h"
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#include "log.h"
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#include "platform.h" /* tr_sessionGetConfigDir() */
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#include "stats.h"
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#include "utils.h" /* tr_buildPath */
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#include "variant.h"
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/***
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****
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***/
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/** @brief Opaque, per-session data structure for bandwidth use statistics */
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struct tr_stats_handle
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{
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tr_session_stats single;
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tr_session_stats old;
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time_t startTime;
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bool isDirty;
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};
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static char* getOldFilename(tr_session const* session)
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{
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return tr_buildPath(tr_sessionGetConfigDir(session), "stats.benc", nullptr);
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}
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static char* getFilename(tr_session const* session)
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{
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return tr_buildPath(tr_sessionGetConfigDir(session), "stats.json", nullptr);
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}
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static void loadCumulativeStats(tr_session const* session, tr_session_stats* setme)
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{
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tr_variant top;
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char* filename;
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bool loaded = false;
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filename = getFilename(session);
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loaded = tr_variantFromFile(&top, TR_VARIANT_FMT_JSON, filename, nullptr);
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tr_free(filename);
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if (!loaded)
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{
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filename = getOldFilename(session);
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loaded = tr_variantFromFile(&top, TR_VARIANT_FMT_BENC, filename, nullptr);
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tr_free(filename);
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}
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if (loaded)
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{
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int64_t i;
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if (tr_variantDictFindInt(&top, TR_KEY_downloaded_bytes, &i))
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{
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setme->downloadedBytes = (uint64_t)i;
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}
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if (tr_variantDictFindInt(&top, TR_KEY_files_added, &i))
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{
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setme->filesAdded = (uint64_t)i;
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}
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if (tr_variantDictFindInt(&top, TR_KEY_seconds_active, &i))
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{
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setme->secondsActive = (uint64_t)i;
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}
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if (tr_variantDictFindInt(&top, TR_KEY_session_count, &i))
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{
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setme->sessionCount = (uint64_t)i;
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}
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if (tr_variantDictFindInt(&top, TR_KEY_uploaded_bytes, &i))
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{
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setme->uploadedBytes = (uint64_t)i;
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}
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tr_variantFree(&top);
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}
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}
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static void saveCumulativeStats(tr_session const* session, tr_session_stats const* s)
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{
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char* filename;
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tr_variant top;
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tr_variantInitDict(&top, 5);
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tr_variantDictAddInt(&top, TR_KEY_downloaded_bytes, s->downloadedBytes);
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tr_variantDictAddInt(&top, TR_KEY_files_added, s->filesAdded);
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tr_variantDictAddInt(&top, TR_KEY_seconds_active, s->secondsActive);
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tr_variantDictAddInt(&top, TR_KEY_session_count, s->sessionCount);
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tr_variantDictAddInt(&top, TR_KEY_uploaded_bytes, s->uploadedBytes);
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filename = getFilename(session);
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if (tr_logGetDeepEnabled())
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{
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tr_logAddDeep(__FILE__, __LINE__, nullptr, "Saving stats to \"%s\"", filename);
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}
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tr_variantToFile(&top, TR_VARIANT_FMT_JSON, filename);
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tr_free(filename);
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tr_variantFree(&top);
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}
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/***
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****
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***/
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void tr_statsInit(tr_session* session)
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{
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struct tr_stats_handle* stats = tr_new0(struct tr_stats_handle, 1);
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loadCumulativeStats(session, &stats->old);
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stats->single.sessionCount = 1;
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stats->startTime = tr_time();
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session->sessionStats = stats;
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}
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static struct tr_stats_handle* getStats(tr_session const* session)
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{
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return session != nullptr ? session->sessionStats : nullptr;
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}
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void tr_statsSaveDirty(tr_session* session)
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{
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struct tr_stats_handle* h = getStats(session);
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if (h != nullptr && h->isDirty)
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{
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auto cumulative = tr_session_stats{};
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tr_sessionGetCumulativeStats(session, &cumulative);
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saveCumulativeStats(session, &cumulative);
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h->isDirty = false;
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}
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}
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void tr_statsClose(tr_session* session)
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{
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tr_statsSaveDirty(session);
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tr_free(session->sessionStats);
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session->sessionStats = nullptr;
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}
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/***
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****
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***/
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static void updateRatio(tr_session_stats* setme)
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{
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setme->ratio = tr_getRatio(setme->uploadedBytes, setme->downloadedBytes);
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}
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static void addStats(tr_session_stats* setme, tr_session_stats const* a, tr_session_stats const* b)
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{
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setme->uploadedBytes = a->uploadedBytes + b->uploadedBytes;
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setme->downloadedBytes = a->downloadedBytes + b->downloadedBytes;
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setme->filesAdded = a->filesAdded + b->filesAdded;
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setme->sessionCount = a->sessionCount + b->sessionCount;
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setme->secondsActive = a->secondsActive + b->secondsActive;
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updateRatio(setme);
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}
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void tr_sessionGetStats(tr_session const* session, tr_session_stats* setme)
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{
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struct tr_stats_handle const* stats = getStats(session);
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if (stats != nullptr)
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{
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*setme = stats->single;
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setme->secondsActive = tr_time() - stats->startTime;
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updateRatio(setme);
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}
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}
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void tr_sessionGetCumulativeStats(tr_session const* session, tr_session_stats* setme)
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{
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struct tr_stats_handle const* stats = getStats(session);
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auto current = tr_session_stats{};
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if (stats != nullptr)
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{
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tr_sessionGetStats(session, ¤t);
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addStats(setme, &stats->old, ¤t);
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}
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}
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void tr_sessionClearStats(tr_session* session)
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{
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tr_session_stats zero;
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zero.uploadedBytes = 0;
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zero.downloadedBytes = 0;
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zero.ratio = TR_RATIO_NA;
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zero.filesAdded = 0;
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zero.sessionCount = 0;
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zero.secondsActive = 0;
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session->sessionStats->isDirty = true;
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session->sessionStats->single = session->sessionStats->old = zero;
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session->sessionStats->startTime = tr_time();
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}
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/**
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***
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**/
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void tr_statsAddUploaded(tr_session* session, uint32_t bytes)
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{
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struct tr_stats_handle* s;
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if ((s = getStats(session)) != nullptr)
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{
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s->single.uploadedBytes += bytes;
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s->isDirty = true;
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}
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}
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void tr_statsAddDownloaded(tr_session* session, uint32_t bytes)
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{
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struct tr_stats_handle* s;
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if ((s = getStats(session)) != nullptr)
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{
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s->single.downloadedBytes += bytes;
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s->isDirty = true;
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}
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}
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void tr_statsFileCreated(tr_session* session)
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{
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struct tr_stats_handle* s;
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if ((s = getStats(session)) != nullptr)
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{
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s->single.filesAdded++;
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}
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}
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