+++ /dev/null
-#include "ping.h"
-
-#include "stg/user.h"
-#include "stg/locker.h"
-#include "stg/user_property.h"
-
-#include <cstdio>
-#include <cassert>
-#include <csignal>
-#include <ctime>
-#include <algorithm>
-
-namespace
-{
-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-template <typename varType>
-class HAS_USER: public std::binary_function<varType, UserPtr, bool>
-{
-public:
- explicit HAS_USER(const UserPtr & u) : user(u) {}
- bool operator()(varType notifier) const
- {
- return notifier.GetUser() == user;
- }
-private:
- const UserPtr & user;
-};
-}
-
-extern "C" STG::Plugin* GetPlugin()
-{
- static PING plugin;
- return &plugin;
-}
-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-//-----------------------------------------------------------------------------
-int PING_SETTINGS::ParseSettings(const STG::ModuleSettings & s)
-{
-STG::ParamValue pv;
-std::vector<STG::ParamValue>::const_iterator pvi;
-
-pv.param = "PingDelay";
-pvi = std::find(s.moduleParams.begin(), s.moduleParams.end(), pv);
-if (pvi == s.moduleParams.end() || pvi->value.empty())
- {
- errorStr = "Parameter \'PingDelay\' not found.";
- printfd(__FILE__, "Parameter 'PingDelay' not found\n");
- return -1;
- }
-if (ParseIntInRange(pvi->value[0], 5, 3600, &pingDelay))
- {
- errorStr = "Cannot parse parameter \'PingDelay\': " + errorStr;
- printfd(__FILE__, "Canot parse parameter 'PingDelay'\n");
- return -1;
- }
-
-return 0;
-}
-//-----------------------------------------------------------------------------
-PING::PING()
- : users(NULL),
- nonstop(false),
- isRunning(false),
- onAddUserNotifier(*this),
- onDelUserNotifier(*this),
- logger(STG::PluginLogger::get("ping"))
-{
-pthread_mutex_init(&mutex, NULL);
-}
-//-----------------------------------------------------------------------------
-PING::~PING()
-{
-pthread_mutex_destroy(&mutex);
-}
-//-----------------------------------------------------------------------------
-int PING::ParseSettings()
-{
-int ret = pingSettings.ParseSettings(settings);
-if (ret)
- errorStr = pingSettings.GetStrError();
-return ret;
-}
-//-----------------------------------------------------------------------------
-int PING::Start()
-{
-GetUsers();
-
-users->AddNotifierUserAdd(&onAddUserNotifier);
-users->AddNotifierUserDel(&onDelUserNotifier);
-
-nonstop = true;
-
-pinger.SetDelayTime(pingSettings.GetPingDelay());
-pinger.Start();
-
-if (pthread_create(&thread, NULL, Run, this))
- {
- errorStr = "Cannot start thread.";
- logger("Cannot create thread.");
- printfd(__FILE__, "Cannot start thread\n");
- return -1;
- }
-
-return 0;
-}
-//-----------------------------------------------------------------------------
-int PING::Stop()
-{
-STG_LOCKER lock(&mutex);
-
-if (!isRunning)
- return 0;
-
-pinger.Stop();
-nonstop = false;
-//5 seconds to thread stops itself
-struct timespec ts = {0, 200000000};
-for (int i = 0; i < 25; i++)
- {
- if (!isRunning)
- break;
-
- nanosleep(&ts, NULL);
- }
-
-users->DelNotifierUserAdd(&onAddUserNotifier);
-users->DelNotifierUserDel(&onDelUserNotifier);
-
-std::list<UserPtr>::iterator users_iter;
-users_iter = usersList.begin();
-while (users_iter != usersList.end())
- {
- UnSetUserNotifiers(*users_iter);
- ++users_iter;
- }
-
-if (isRunning)
- return -1;
-
-return 0;
-}
-//-----------------------------------------------------------------------------
-bool PING::IsRunning()
-{
-return isRunning;
-}
-//-----------------------------------------------------------------------------
-void * PING::Run(void * d)
-{
-sigset_t signalSet;
-sigfillset(&signalSet);
-pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
-
-PING * ping = static_cast<PING *>(d);
-ping->isRunning = true;
-
-long delay = (10000000 * ping->pingSettings.GetPingDelay()) / 3 + 50000000;
-
-while (ping->nonstop)
- {
- std::list<UserPtr>::iterator iter = ping->usersList.begin();
- {
- STG_LOCKER lock(&ping->mutex);
- while (iter != ping->usersList.end())
- {
- if ((*iter)->GetProperties().ips.ConstData().onlyOneIP())
- {
- uint32_t ip = (*iter)->GetProperties().ips.ConstData()[0].ip;
- time_t t;
- if (ping->pinger.GetIPTime(ip, &t) == 0)
- {
- if (t)
- (*iter)->UpdatePingTime(t);
- }
- }
- else
- {
- uint32_t ip = (*iter)->GetCurrIP();
- if (ip)
- {
- time_t t;
- if (ping->pinger.GetIPTime(ip, &t) == 0)
- {
- if (t)
- (*iter)->UpdatePingTime(t);
- }
- }
- }
- ++iter;
- }
- }
- struct timespec ts = {delay / 1000000000, delay % 1000000000};
- for (int i = 0; i < 100; i++)
- {
- if (ping->nonstop)
- {
- nanosleep(&ts, NULL);
- }
- }
- }
-
-ping->isRunning = false;
-return NULL;
-}
-//-----------------------------------------------------------------------------
-void PING::SetUserNotifiers(UserPtr u)
-{
-CHG_CURRIP_NOTIFIER_PING ChgCurrIPNotifier(*this, u);
-CHG_IPS_NOTIFIER_PING ChgIPNotifier(*this, u);
-
-ChgCurrIPNotifierList.push_front(ChgCurrIPNotifier);
-ChgIPNotifierList.push_front(ChgIPNotifier);
-
-u->AddCurrIPAfterNotifier(&(*ChgCurrIPNotifierList.begin()));
-u->GetProperties().ips.AddAfterNotifier(&(*ChgIPNotifierList.begin()));
-}
-//-----------------------------------------------------------------------------
-void PING::UnSetUserNotifiers(UserPtr u)
-{
-// --- CurrIP ---
-HAS_USER<CHG_CURRIP_NOTIFIER_PING> IsContainsUserCurrIP(u);
-HAS_USER<CHG_IPS_NOTIFIER_PING> IsContainsUserIP(u);
-
-std::list<CHG_CURRIP_NOTIFIER_PING>::iterator currIPter;
-std::list<CHG_IPS_NOTIFIER_PING>::iterator IPIter;
-
-currIPter = find_if(ChgCurrIPNotifierList.begin(),
- ChgCurrIPNotifierList.end(),
- IsContainsUserCurrIP);
-
-if (currIPter != ChgCurrIPNotifierList.end())
- {
- currIPter->GetUser()->DelCurrIPAfterNotifier(&(*currIPter));
- ChgCurrIPNotifierList.erase(currIPter);
- }
-// --- CurrIP end ---
-
-// --- IP ---
-IPIter = find_if(ChgIPNotifierList.begin(),
- ChgIPNotifierList.end(),
- IsContainsUserIP);
-
-if (IPIter != ChgIPNotifierList.end())
- {
- IPIter->GetUser()->GetProperties().ips.DelAfterNotifier(&(*IPIter));
- ChgIPNotifierList.erase(IPIter);
- }
-// --- IP end ---
-}
-//-----------------------------------------------------------------------------
-void PING::GetUsers()
-{
-STG_LOCKER lock(&mutex);
-
-UserPtr u;
-int h = users->OpenSearch();
-assert(h && "USERS::OpenSearch is always correct");
-
-while (users->SearchNext(h, &u) == 0)
- {
- usersList.push_back(u);
- SetUserNotifiers(u);
- if (u->GetProperties().ips.ConstData().onlyOneIP())
- {
- pinger.AddIP(u->GetProperties().ips.ConstData()[0].ip);
- }
- else
- {
- uint32_t ip = u->GetCurrIP();
- if (ip)
- pinger.AddIP(ip);
- }
- }
-
-users->CloseSearch(h);
-}
-//-----------------------------------------------------------------------------
-void PING::AddUser(UserPtr u)
-{
-STG_LOCKER lock(&mutex);
-
-SetUserNotifiers(u);
-usersList.push_back(u);
-}
-//-----------------------------------------------------------------------------
-void PING::DelUser(UserPtr u)
-{
-STG_LOCKER lock(&mutex);
-
-UnSetUserNotifiers(u);
-
-std::list<UserPtr>::iterator users_iter;
-users_iter = usersList.begin();
-
-while (users_iter != usersList.end())
- {
- if (u == *users_iter)
- {
- usersList.erase(users_iter);
- break;
- }
- ++users_iter;
- }
-}
-//-----------------------------------------------------------------------------
-void CHG_CURRIP_NOTIFIER_PING::Notify(const uint32_t & oldIP, const uint32_t & newIP)
-{
-ping.pinger.DelIP(oldIP);
-if (newIP)
- ping.pinger.AddIP(newIP);
-}
-//-----------------------------------------------------------------------------
-void CHG_IPS_NOTIFIER_PING::Notify(const STG::UserIPs & oldIPS, const STG::UserIPs & newIPS)
-{
-if (oldIPS.onlyOneIP())
- ping.pinger.DelIP(oldIPS[0].ip);
-
-if (newIPS.onlyOneIP())
- ping.pinger.AddIP(newIPS[0].ip);
-}
-//-----------------------------------------------------------------------------
-void ADD_USER_NONIFIER_PING::Notify(const UserPtr & user)
-{
-ping.AddUser(user);
-}
-//-----------------------------------------------------------------------------
-void DEL_USER_NONIFIER_PING::Notify(const UserPtr & user)
-{
-ping.DelUser(user);
-}
-//-----------------------------------------------------------------------------
git.stg.codes / stg.git / blobdiff