X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/73f478b15a61946b2c78843b968ba69b95551c09..f077f656fcfdf090f0ab5151d2212d01d1425336:/projects/stargazer/plugins/other/smux/smux.cpp?ds=inline diff --git a/projects/stargazer/plugins/other/smux/smux.cpp b/projects/stargazer/plugins/other/smux/smux.cpp index c1352de2..09cb4636 100644 --- a/projects/stargazer/plugins/other/smux/smux.cpp +++ b/projects/stargazer/plugins/other/smux/smux.cpp @@ -20,12 +20,12 @@ #include "smux.h" #include "utils.h" +namespace +{ PLUGIN_CREATOR smc; -PLUGIN * GetPlugin() -{ -return smc.GetPlugin(); -} +bool SPrefixLess(const Sensors::value_type & a, + const Sensors::value_type & b); bool SPrefixLess(const Sensors::value_type & a, const Sensors::value_type & b) @@ -33,6 +33,15 @@ bool SPrefixLess(const Sensors::value_type & a, return a.first.PrefixLess(b.first); } +} + +extern "C" PLUGIN * GetPlugin(); + +PLUGIN * GetPlugin() +{ +return smc.GetPlugin(); +} + SMUX_SETTINGS::SMUX_SETTINGS() : errorStr(), ip(0), @@ -60,7 +69,7 @@ if (ParseIntInRange(pvi->value[0], 2, 65535, &p)) printfd(__FILE__, "Cannot parse parameter 'Port'\n"); return -1; } -port = p; +port = static_cast(p); pv.param = "Password"; pvi = std::find(s.moduleParams.begin(), s.moduleParams.end(), pv); @@ -103,6 +112,9 @@ SMUX::SMUX() mutex(), running(false), stopped(true), + needReconnect(false), + lastReconnectTry(0), + reconnectTimeout(1), sock(-1), smuxHandlers(), pdusHandlers(), @@ -157,7 +169,7 @@ assert(corporations != NULL && "corporations must not be NULL"); assert(traffcounter != NULL && "traffcounter must not be NULL"); if (PrepareNet()) - return -1; + needReconnect = true; // Users sensors[OID(".1.3.6.1.4.1.38313.1.1.1")] = new TotalUsersSensor(*users); @@ -205,6 +217,7 @@ 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; } @@ -265,6 +278,11 @@ if (Stop()) return -1; if (Start()) return -1; +if (!needReconnect) + { + printfd(__FILE__, "SMUX reconnected succesfully.\n"); + logger("Reconnected successfully."); + } return 0; } @@ -285,15 +303,15 @@ void SMUX::Run() { stopped = true; if (!SendOpenPDU(sock)) - return; + needReconnect = true; if (!SendRReqPDU(sock)) - return; + needReconnect = true; running = true; stopped = false; while(running) { - if (WaitPackets(sock)) + if (WaitPackets(sock) && !needReconnect) { SMUX_PDUs_t * pdus = RecvSMUXPDUs(sock); if (pdus) @@ -301,7 +319,11 @@ while(running) DispatchPDUs(pdus); ASN_STRUCT_FREE(asn_DEF_SMUX_PDUs, pdus); } + else if (running) + Reconnect(); } + else if (running && needReconnect) + Reconnect(); if (!running) break; } @@ -316,6 +338,7 @@ sock = socket(AF_INET, SOCK_STREAM, 0); if (sock < 0) { errorStr = "Cannot create socket."; + logger("Cannot create a socket: %s", strerror(errno)); printfd(__FILE__, "Cannot create socket\n"); return true; } @@ -329,6 +352,7 @@ addr.sin_addr.s_addr = smuxSettings.GetIP(); if (connect(sock, reinterpret_cast(&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; } @@ -336,6 +360,33 @@ if (connect(sock, reinterpret_cast(&addr), sizeof(addr))) return false; } +bool SMUX::Reconnect() +{ +if (needReconnect && difftime(time(NULL), lastReconnectTry) < reconnectTimeout) + return true; + +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 (needReconnect) + if (reconnectTimeout < 60) + reconnectTimeout *= 2; + +needReconnect = true; +return true; +} + bool SMUX::DispatchPDUs(const SMUX_PDUs_t * pdus) { SMUXHandlers::iterator it(smuxHandlers.find(pdus->present));