#include <cerrno>
#include <ctime>
#include <csignal>
+#include <cassert>
#include <vector>
#include <algorithm>
-
-#include "asn1/OpenPDU.h"
-#include "asn1/ClosePDU.h"
-#include "asn1/RReqPDU.h"
-#include "asn1/GetRequest-PDU.h"
-#include "asn1/GetResponse-PDU.h"
-#include "asn1/VarBindList.h"
-#include "asn1/VarBind.h"
-#include "asn1/OBJECT_IDENTIFIER.h"
-#include "asn1/ber_decoder.h"
-#include "asn1/der_encoder.h"
+#include <iterator>
+#include <stdexcept>
+#include <utility>
#include "stg/common.h"
+#include "stg/plugin_creator.h"
#include "smux.h"
+#include "utils.h"
-bool WaitPackets(int sd);
-
-std::string OI2String(OBJECT_IDENTIFIER_t * oi)
-{
-std::string res;
-
-int arcs[1024];
-int count = OBJECT_IDENTIFIER_get_arcs(oi, arcs, sizeof(arcs[0]), 1024);
-
-if (count > 1024)
- return "";
-
-for (int i = 0; i < count; ++i)
- {
- res += ".";
- std::string arc;
- strprintf(&arc, "%d", arcs[i]);
- res += arc;
- }
-
-return res;
-}
-
-bool String2OI(const std::string & str, OBJECT_IDENTIFIER_t * oi)
+namespace
{
-size_t left = 0, pos = 0, arcPos = 0;
-int arcs[1024];
-pos = str.find_first_of('.', left);
-if (pos == 0)
- {
- left = 1;
- pos = str.find_first_of('.', left);
- }
-while (pos != std::string::npos)
- {
- int arc = 0;
- if (str2x(str.substr(left, left - pos), arc))
- {
- return false;
- }
- arcs[arcPos++] = arc;
- left = pos + 1;
- pos = str.find_first_of('.', left);
- }
-if (left < str.length())
- {
- int arc = 0;
- if (str2x(str.substr(left, left - pos), arc))
- {
- return false;
- }
- arcs[arcPos++] = arc;
- }
-printfd(__FILE__, "String2OI() - arcPos: %d\n", arcPos);
-OBJECT_IDENTIFIER_set_arcs(oi, arcs, sizeof(arcs[0]), arcPos);
-return true;
-}
-
-class SMUX_CREATOR
-{
-private:
- SMUX * smux;
-
-public:
- SMUX_CREATOR() : smux(new SMUX()) {}
- ~SMUX_CREATOR() { delete smux; }
-
- SMUX * GetPlugin() { return smux; }
-};
-
-SMUX_CREATOR sac;
-
-PLUGIN * GetPlugin()
-{
-return sac.GetPlugin();
-}
-
-int SendOpenPDU(int fd)
-{
-const char * description = "Stg SMUX Plugin";
-//int oid[] = {1, 3, 6, 1, 4, 1, 38313, 1, 5, 2, 1, 1};
-asn_enc_rval_t error;
-OpenPDU_t msg;
-
-memset(&msg, 0, sizeof(msg));
-
-msg.present = OpenPDU_PR_simple;
-asn_long2INTEGER(&msg.choice.simple.version, SimpleOpen__version_version_1);
-if (!String2OI(".1.3.6.1.4.1.38313", &msg.choice.simple.identity))
- {
- printfd(__FILE__,
- "SendOpenPDU() - failed to convert string to OBJECT_IDENTIFIER\n");
- return -1;
- }
-OCTET_STRING_fromString(&msg.choice.simple.description, description);
-OCTET_STRING_fromString(&msg.choice.simple.password, "");
-
-char buffer[1024];
-error = der_encode_to_buffer(&asn_DEF_OpenPDU, &msg, buffer, sizeof(buffer));
-
-if (error.encoded == -1)
- {
- printfd(__FILE__, "Could not encode OpenPDU (at %s)\n",
- error.failed_type ? error.failed_type->name : "unknown");
- return -1;
- }
-else
- {
- write(fd, buffer, error.encoded);
- printfd(__FILE__, "OpenPDU encoded successfully to %d bytes\n",
- error.encoded);
- }
-return 0;
-}
-
-int SendClosePDU(int fd)
-{
-ClosePDU_t msg;
-
-memset(&msg, 0, sizeof(msg));
-
-asn_long2INTEGER(&msg, ClosePDU_goingDown);
+PLUGIN_CREATOR<SMUX> smc;
-char buffer[1024];
-asn_enc_rval_t error;
-error = der_encode_to_buffer(&asn_DEF_ClosePDU, &msg, buffer, sizeof(buffer));
+bool SPrefixLess(const Sensors::value_type & a,
+ const Sensors::value_type & b);
-if (error.encoded == -1)
- {
- printfd(__FILE__, "Could not encode ClosePDU (at %s)\n",
- error.failed_type ? error.failed_type->name : "unknown");
- return -1;
- }
-else
- {
- write(fd, buffer, error.encoded);
- printfd(__FILE__, "ClosePDU encoded successfully\n");
- }
-return 0;
-}
-
-int SendRReqPDU(int fd)
+bool SPrefixLess(const Sensors::value_type & a,
+ const Sensors::value_type & b)
{
-int oid[] = {1, 3, 6, 1, 4, 1, 38313, 1};
-asn_enc_rval_t error;
-RReqPDU_t msg;
-
-memset(&msg, 0, sizeof(msg));
-
-msg.priority = 0;
-asn_long2INTEGER(&msg.operation, RReqPDU__operation_readOnly);
-OBJECT_IDENTIFIER_set_arcs(&msg.subtree,
- oid,
- sizeof(oid[0]),
- 8);
-
-char buffer[1024];
-error = der_encode_to_buffer(&asn_DEF_RReqPDU, &msg, buffer, sizeof(buffer));
-
-if (error.encoded == -1)
- {
- printfd(__FILE__, "Could not encode RReqPDU (at %s)\n",
- error.failed_type ? error.failed_type->name : "unknown");
- return -1;
- }
-else
- {
- write(fd, buffer, error.encoded);
- printfd(__FILE__, "RReqPDU encoded successfully to %d bytes\n",
- error.encoded);
- }
-return 0;
+return a.first.PrefixLess(b.first);
}
-int SendGetResponsePDU(int fd, GetResponse_PDU_t * getResponse)
-{
-asn_enc_rval_t error;
-
-char buffer[1024];
-error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, getResponse, buffer,
- sizeof(buffer));
-
-if (error.encoded == -1)
- {
- printfd(__FILE__, "Could not encode GetResponsePDU (at %s)\n",
- error.failed_type ? error.failed_type->name : "unknown");
- return -1;
- }
-else
- {
- write(fd, buffer, error.encoded);
- printfd(__FILE__, "GetResponsePDU encoded successfully to %d bytes\n",
- error.encoded);
- }
-return 0;
}
-int SendGetResponseErrorPDU(int fd,
- const PDU_t * getRequest,
- int errorStatus,
- int errorIndex)
-{
-asn_enc_rval_t error;
-GetResponse_PDU_t msg;
-
-memset(&msg, 0, sizeof(msg));
-
-msg.request_id = getRequest->request_id;
-asn_long2INTEGER(&msg.error_status, errorStatus);
-asn_long2INTEGER(&msg.error_index, errorIndex);
-
-char buffer[1024];
-error = der_encode_to_buffer(&asn_DEF_GetResponse_PDU, &msg, buffer,
- sizeof(buffer));
-
-if (error.encoded == -1)
- {
- printfd(__FILE__, "Could not encode GetResponsePDU for error (at %s)\n",
- error.failed_type ? error.failed_type->name : "unknown");
- return -1;
- }
-else
- {
- write(fd, buffer, error.encoded);
- printfd(__FILE__,
- "GetResponsePDU for error encoded successfully to %d bytes\n",
- error.encoded);
- }
-return 0;
-}
+extern "C" PLUGIN * GetPlugin();
-SMUX_PDUs_t * RecvSMUXPDUs(int fd)
+PLUGIN * GetPlugin()
{
-char buffer[1024];
-SMUX_PDUs_t * pdus = NULL;
-
-memset(buffer, 0, sizeof(buffer));
-
-size_t length = read(fd, buffer, sizeof(buffer));
-if (length < 1)
- return NULL;
-asn_dec_rval_t error;
-error = ber_decode(0, &asn_DEF_SMUX_PDUs, (void **)&pdus, buffer, length);
-if(error.code != RC_OK)
- {
- printfd(__FILE__, "Failed to decode PDUs at byte %ld\n",
- (long)error.consumed);
- return NULL;
- }
-return pdus;
-}
-
-int ParseIntInRange(const std::string & str,
- int min,
- int max,
- int * val)
-{
-if (str2x(str.c_str(), *val))
- {
- return -1;
- }
-if (*val < min || *val > max)
- {
- return -1;
- }
-return 0;
+return smc.GetPlugin();
}
SMUX_SETTINGS::SMUX_SETTINGS()
- : ip(0),
- port(0)
+ : errorStr(),
+ ip(0),
+ port(0),
+ password()
{}
int SMUX_SETTINGS::ParseSettings(const MODULE_SETTINGS & s)
PARAM_VALUE pv;
std::vector<PARAM_VALUE>::const_iterator pvi;
int p;
-///////////////////////////
+
pv.param = "Port";
pvi = std::find(s.moduleParams.begin(), s.moduleParams.end(), pv);
if (pvi == s.moduleParams.end())
printfd(__FILE__, "Cannot parse parameter 'Port'\n");
return -1;
}
-port = p;
+port = static_cast<uint16_t>(p);
pv.param = "Password";
pvi = std::find(s.moduleParams.begin(), s.moduleParams.end(), pv);
: PLUGIN(),
users(NULL),
tariffs(NULL),
+ admins(NULL),
+ services(NULL),
+ corporations(NULL),
+ traffcounter(NULL),
+ errorStr(),
+ smuxSettings(),
+ settings(),
+ thread(),
+ mutex(),
running(false),
stopped(true),
- sock(-1)
+ needReconnect(false),
+ lastReconnectTry(0),
+ reconnectTimeout(1),
+ sock(-1),
+ smuxHandlers(),
+ pdusHandlers(),
+ sensors(),
+ tables(),
+ notifiers(),
+ addUserNotifier(*this),
+ delUserNotifier(*this),
+ addDelTariffNotifier(*this),
+ logger(GetPluginLogger(GetStgLogger(), "smux"))
{
pthread_mutex_init(&mutex, NULL);
smuxHandlers[SMUX_PDUs_PR_close] = &SMUX::CloseHandler;
smuxHandlers[SMUX_PDUs_PR_registerResponse] = &SMUX::RegisterResponseHandler;
-smuxHandlers[SMUX_PDUs_PR_pdus] = &SMUX::PDUsHandler;
+smuxHandlers[SMUX_PDUs_PR_pdus] = &SMUX::PDUsRequestHandler;
smuxHandlers[SMUX_PDUs_PR_commitOrRollback] = &SMUX::CommitOrRollbackHandler;
pdusHandlers[PDUs_PR_get_request] = &SMUX::GetRequestHandler;
SMUX::~SMUX()
{
-Sensors::iterator it;
-for (it = sensors.begin(); it != sensors.end(); ++it)
- delete it->second;
+ {
+ Sensors::iterator it;
+ for (it = sensors.begin(); it != sensors.end(); ++it)
+ delete it->second;
+ }
+ {
+ Tables::iterator it;
+ for (it = tables.begin(); it != tables.end(); ++it)
+ delete it->second;
+ }
printfd(__FILE__, "SMUX::~SMUX()\n");
pthread_mutex_destroy(&mutex);
}
int SMUX::Start()
{
+assert(users != NULL && "users must not be NULL");
+assert(tariffs != NULL && "tariffs must not be NULL");
+assert(admins != NULL && "admins must not be NULL");
+assert(services != NULL && "services must not be NULL");
+assert(corporations != NULL && "corporations must not be NULL");
+assert(traffcounter != NULL && "traffcounter must not be NULL");
+
if (PrepareNet())
- return -1;
+ needReconnect = true;
// Users
-sensors[".1.3.6.1.4.1.38313.1.1.1"] = new TotalUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.2"] = new ConnectedUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.3"] = new AuthorizedUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.4"] = new AlwaysOnlineUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.5"] = new NoCashUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.7"] = new DisabledDetailStatsUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.8"] = new DisabledUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.9"] = new PassiveUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.10"] = new CreditUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.11"] = new FreeMbUsersSensor(*users);
-sensors[".1.3.6.1.4.1.38313.1.1.12"] = new TariffChangeUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.1")] = new TotalUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.2")] = new ConnectedUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.3")] = new AuthorizedUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.4")] = new AlwaysOnlineUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.5")] = new NoCashUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.6")] = new DisabledDetailStatsUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.7")] = new DisabledUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.8")] = new PassiveUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.9")] = new CreditUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.10")] = new FreeMbUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.11")] = new TariffChangeUsersSensor(*users);
+sensors[OID(".1.3.6.1.4.1.38313.1.1.12")] = new ActiveUsersSensor(*users);
// Tariffs
-sensors[".1.3.6.1.4.1.38313.1.2.1"] = new TotalTariffsSensor(*tariffs);
+sensors[OID(".1.3.6.1.4.1.38313.1.2.1")] = new TotalTariffsSensor(*tariffs);
+// Admins
+sensors[OID(".1.3.6.1.4.1.38313.1.3.1")] = new TotalAdminsSensor(*admins);
+// Services
+sensors[OID(".1.3.6.1.4.1.38313.1.4.1")] = new TotalServicesSensor(*services);
+// Corporations
+sensors[OID(".1.3.6.1.4.1.38313.1.5.1")] = new TotalCorporationsSensor(*corporations);
+// Traffcounter
+sensors[OID(".1.3.6.1.4.1.38313.1.6.1")] = new TotalRulesSensor(*traffcounter);
+
+// Table data
+tables[".1.3.6.1.4.1.38313.1.2.2"] = new TariffUsersTable(".1.3.6.1.4.1.38313.1.2.2", *tariffs, *users);
+
+UpdateTables();
+SetNotifiers();
+
+#ifdef SMUX_DEBUG
+Sensors::const_iterator it(sensors.begin());
+while (it != sensors.end())
+ {
+ printfd(__FILE__, "%s = %s\n",
+ it->first.ToString().c_str(),
+ it->second->ToString().c_str());
+ ++it;
+ }
+#endif
if (!running)
{
if (pthread_create(&thread, NULL, Runner, this))
{
errorStr = "Cannot create thread.";
+ logger("Cannot create thread.");
printfd(__FILE__, "Cannot create thread\n");
return -1;
}
struct timespec ts = {0, 200000000};
nanosleep(&ts, NULL);
}
+ }
- //after 5 seconds waiting thread still running. now killing it
- if (!stopped)
- {
- printfd(__FILE__, "SMUX::Stop() - failed to stop thread, killing it\n");
- if (pthread_kill(thread, SIGINT))
- {
- errorStr = "Cannot kill thread.";
- printfd(__FILE__, "SMUX::Stop() - Cannot kill thread\n");
- return -1;
- }
- printfd(__FILE__, "SMUX::Stop() - killed Run\n");
- }
+if (stopped)
+ pthread_join(thread, NULL);
+
+ResetNotifiers();
+
+ {
+ Tables::iterator it;
+ for (it = tables.begin(); it != tables.end(); ++it)
+ delete it->second;
+ }
+ {
+ Sensors::iterator it;
+ for (it = sensors.begin(); it != sensors.end(); ++it)
+ delete it->second;
}
-pthread_join(thread, NULL);
+tables.erase(tables.begin(), tables.end());
+sensors.erase(sensors.begin(), sensors.end());
close(sock);
+if (!stopped)
+ {
+ running = true;
+ return -1;
+ }
+
printfd(__FILE__, "SMUX::Stop() - After\n");
return 0;
}
+int SMUX::Reload()
+{
+if (Stop())
+ return -1;
+if (Start())
+ return -1;
+return 0;
+}
+
void * SMUX::Runner(void * d)
{
+sigset_t signalSet;
+sigfillset(&signalSet);
+pthread_sigmask(SIG_BLOCK, &signalSet, NULL);
+
SMUX * smux = static_cast<SMUX *>(d);
smux->Run();
void SMUX::Run()
{
-SendOpenPDU(sock);
-SendRReqPDU(sock);
+stopped = true;
+if (!SendOpenPDU(sock))
+ needReconnect = true;
+if (!SendRReqPDU(sock))
+ needReconnect = true;
running = true;
stopped = false;
+
while(running)
{
- if (WaitPackets(sock))
+ if (WaitPackets(sock) && !needReconnect)
{
SMUX_PDUs_t * pdus = RecvSMUXPDUs(sock);
if (pdus)
+ {
DispatchPDUs(pdus);
+ ASN_STRUCT_FREE(asn_DEF_SMUX_PDUs, pdus);
+ }
+ else if (running)
+ Reconnect();
}
+ else if (running && needReconnect)
+ Reconnect();
if (!running)
break;
}
if (sock < 0)
{
errorStr = "Cannot create socket.";
+ logger("Cannot create a socket: %s", strerror(errno));
printfd(__FILE__, "Cannot create socket\n");
return true;
}
if (connect(sock, reinterpret_cast<struct sockaddr *>(&addr), sizeof(addr)))
{
errorStr = "Cannot connect.";
+ logger("Cannot connect the socket: %s", strerror(errno));
printfd(__FILE__, "Cannot connect. Message: '%s'\n", strerror(errno));
return true;
}
return false;
}
-bool WaitPackets(int sd)
+bool SMUX::Reconnect()
{
-fd_set rfds;
-FD_ZERO(&rfds);
-FD_SET(sd, &rfds);
-
-struct timeval tv;
-tv.tv_sec = 0;
-tv.tv_usec = 500000;
+if (needReconnect && difftime(time(NULL), lastReconnectTry) < reconnectTimeout)
+ return true;
-int res = select(sd + 1, &rfds, NULL, NULL, &tv);
-if (res == -1) // Error
- {
- if (errno != EINTR)
- {
- printfd(__FILE__, "Error on select: '%s'\n", strerror(errno));
- }
- return false;
- }
+time(&lastReconnectTry);
+SendClosePDU(sock);
+close(sock);
+if (!PrepareNet())
+ if (SendOpenPDU(sock))
+ if (SendRReqPDU(sock))
+ {
+ reconnectTimeout = 1;
+ needReconnect = false;
+ logger("Connected successfully");
+ printfd(__FILE__, "Connected successfully\n");
+ return false;
+ }
-if (res == 0) // Timeout
- {
- return false;
- }
+if (needReconnect)
+ if (reconnectTimeout < 60)
+ reconnectTimeout *= 2;
+needReconnect = true;
return true;
}
bool SMUX::DispatchPDUs(const SMUX_PDUs_t * pdus)
{
-SMUXHandlers::iterator it;
-it = smuxHandlers.find(pdus->present);
+SMUXHandlers::iterator it(smuxHandlers.find(pdus->present));
if (it != smuxHandlers.end())
{
return (this->*(it->second))(pdus);
}
+#ifdef SMUX_DEBUG
else
{
switch (pdus->present)
}
asn_fprint(stderr, &asn_DEF_SMUX_PDUs, pdus);
}
+#endif
return false;
}
+
+bool SMUX::UpdateTables()
+{
+Sensors newSensors;
+bool done = true;
+Tables::iterator it(tables.begin());
+while (it != tables.end())
+ {
+ try
+ {
+ it->second->UpdateSensors(newSensors);
+ }
+ catch (const std::runtime_error & ex)
+ {
+ printfd(__FILE__,
+ "SMUX::UpdateTables - failed to update table '%s': '%s'\n",
+ it->first.c_str(), ex.what());
+ done = false;
+ break;
+ }
+ ++it;
+ }
+if (!done)
+ {
+ Sensors::iterator it(newSensors.begin());
+ while (it != newSensors.end())
+ {
+ delete it->second;
+ ++it;
+ }
+ return false;
+ }
+
+it = tables.begin();
+while (it != tables.end())
+ {
+ std::pair<Sensors::iterator, Sensors::iterator> res;
+ res = std::equal_range(sensors.begin(),
+ sensors.end(),
+ std::pair<OID, Sensor *>(OID(it->first), NULL),
+ SPrefixLess);
+ Sensors::iterator sit(res.first);
+ while (sit != res.second)
+ {
+ delete sit->second;
+ ++sit;
+ }
+ sensors.erase(res.first, res.second);
+ ++it;
+ }
+
+sensors.insert(newSensors.begin(), newSensors.end());
+
+return true;
+}
+
+void SMUX::SetNotifier(USER_PTR userPtr)
+{
+notifiers.push_back(CHG_AFTER_NOTIFIER(*this, userPtr));
+userPtr->GetProperty().tariffName.AddAfterNotifier(¬ifiers.back());
+}
+
+void SMUX::UnsetNotifier(USER_PTR userPtr)
+{
+std::list<CHG_AFTER_NOTIFIER>::iterator it = notifiers.begin();
+while (it != notifiers.end())
+ {
+ if (it->GetUserPtr() == userPtr)
+ {
+ userPtr->GetProperty().tariffName.DelAfterNotifier(&(*it));
+ notifiers.erase(it);
+ break;
+ }
+ ++it;
+ }
+}
+
+void SMUX::SetNotifiers()
+{
+int h = users->OpenSearch();
+assert(h && "USERS::OpenSearch is always correct");
+
+USER_PTR u;
+while (!users->SearchNext(h, &u))
+ SetNotifier(u);
+
+users->CloseSearch(h);
+
+users->AddNotifierUserAdd(&addUserNotifier);
+users->AddNotifierUserDel(&delUserNotifier);
+
+tariffs->AddNotifierAdd(&addDelTariffNotifier);
+tariffs->AddNotifierDel(&addDelTariffNotifier);
+}
+
+void SMUX::ResetNotifiers()
+{
+tariffs->DelNotifierDel(&addDelTariffNotifier);
+tariffs->DelNotifierAdd(&addDelTariffNotifier);
+
+users->DelNotifierUserDel(&delUserNotifier);
+users->DelNotifierUserAdd(&addUserNotifier);
+
+std::list<CHG_AFTER_NOTIFIER>::iterator it(notifiers.begin());
+while (it != notifiers.end())
+ {
+ it->GetUserPtr()->GetProperty().tariffName.DelAfterNotifier(&(*it));
+ ++it;
+ }
+notifiers.clear();
+}
git.stg.codes / stg.git / blobdiff