Fixed problems with connect/disconnect notification.

[stg.git] / projects / stargazer / plugins / configuration / sgconfig / rsconf.cpp

diff --git a/projects/stargazer/plugins/configuration/sgconfig/rsconf.cpp b/projects/stargazer/plugins/configuration/sgconfig/rsconf.cpp
index 16a1cefa7816fa8ec86eaa6fc0a74e54deb95d08..a4915e397cc950c4a1e8f095f64f998a7db06d46 100644 (file)
--- a/projects/stargazer/plugins/configuration/sgconfig/rsconf.cpp
+++ b/projects/stargazer/plugins/configuration/sgconfig/rsconf.cpp
@@ -26,7 +26,7 @@
 *
 *******************************************************************/
 
-#include <unistd.h> // cloase, usleep
+#include <unistd.h> // close
 
 #include <cerrno>
 #include <csignal>
@@ -74,6 +74,7 @@ listenSocket = socket(PF_INET, SOCK_STREAM, 0);
 if (listenSocket < 0)
     {
     errorStr = "Create NET_CONFIGURATOR socket failed.";
+    logger("Cannot create a socket: %s", strerror(errno));
     return -1;
     }
 
@@ -86,6 +87,7 @@ int lng = 1;
 if (0 != setsockopt(listenSocket, SOL_SOCKET, SO_REUSEADDR, &lng, 4))
     {
     errorStr = "Setsockopt failed. " + string(strerror(errno));
+    logger("setsockopt error: %s", strerror(errno));
     return -1;
     }
 
@@ -94,6 +96,7 @@ res = bind(listenSocket, (struct sockaddr*)&listenAddr, sizeof(listenAddr));
 if (res == -1)
     {
     errorStr = "Bind admin socket failed";
+    logger("Cannot bind the socket: %s", strerror(errno));
     return -1;
     }
 
@@ -101,6 +104,7 @@ res = listen(listenSocket, 0);
 if (res == -1)
     {
     errorStr = "Listen admin socket failed";
+    logger("Cannot listen the socket: %s", strerror(errno));
     return -1;
     }
 
@@ -147,16 +151,15 @@ while (nonstop)
         break;
         }
 
-    if (outerSocket == -1)
+    if (outerSocket < 0)
         {
+       logger("accept error: %s", strerror(errno));
         printfd(__FILE__, "accept failed\n");
         continue;
         }
 
     adminIP = *(unsigned int*)&(outerAddr.sin_addr);
 
-    printfd(__FILE__, "Connection accepted from %s\n", inet_ntostring(outerAddr.sin_addr.s_addr).c_str());
-
     if (state == confHdr)
         {
         if (RecvHdr(outerSocket) < 0)
@@ -231,6 +234,7 @@ while (nonstop)
         {
         WriteLogAccessFailed(adminIP);
         }
+    printfd(__FILE__, "Successfull connection from %s\n", inet_ntostring(outerAddr.sin_addr.s_addr).c_str());
     close(outerSocket);
     }
 }
@@ -239,16 +243,25 @@ int CONFIGPROTO::RecvHdr(int sock)
 {
 char buf[sizeof(STG_HEADER)];
 memset(buf, 0, sizeof(STG_HEADER));
-int ret;
 size_t stgHdrLen = sizeof(STG_HEADER) - 1; // Without 0-char
-for (size_t i = 0; i < stgHdrLen; i++)
+size_t pos = 0;
+while (pos < stgHdrLen)
     {
-    ret = recv(sock, &buf[i], 1, 0);
+    if (!WaitPackets(sock))
+        {
+        state = confHdr;
+        SendError("Bad request");
+        return -1;
+        }
+    int ret = recv(sock, &buf[pos], stgHdrLen - pos, 0);
     if (ret <= 0)
         {
+       if (ret < 0)
+           logger("recv error: %s", strerror(errno));
         state = confHdr;
         return -1;
         }
+    pos += ret;
     }
 
 if (0 == strncmp(buf, STG_HEADER, strlen(STG_HEADER)))
@@ -267,23 +280,19 @@ return -1;
 //-----------------------------------------------------------------------------
 int CONFIGPROTO::SendHdrAnswer(int sock, int err)
 {
-int ret;
-
 if (err)
     {
-    ret = send(sock, ERR_HEADER, sizeof(ERR_HEADER) - 1, 0);
-    if (ret < 0)
+    if (send(sock, ERR_HEADER, sizeof(ERR_HEADER) - 1, 0) < 0)
         {
-        WriteServLog("send ERR_HEADER error in SendHdrAnswer.");
+        logger("send error: %s", strerror(errno));
         return -1;
         }
     }
 else
     {
-    ret = send(sock, OK_HEADER, sizeof(OK_HEADER) - 1, 0);
-    if (ret < 0)
+    if (send(sock, OK_HEADER, sizeof(OK_HEADER) - 1, 0) < 0)
         {
-        WriteServLog("send OK_HEADER error in SendHdrAnswer.");
+        logger("send error: %s", strerror(errno));
         return -1;
         }
     }
@@ -294,25 +303,29 @@ return 0;
 int CONFIGPROTO::RecvLogin(int sock)
 {
 char login[ADM_LOGIN_LEN + 1];
-int ret;
 
 memset(login, 0, ADM_LOGIN_LEN + 1);
 
-ret = recv(sock, login, ADM_LOGIN_LEN, 0);
+size_t pos = 0;
+while (pos < ADM_LOGIN_LEN) {
+    if (!WaitPackets(sock))
+        {
+        state = confHdr;
+        return ENODATA;
+        }
 
-if (ret < 0)
-    {
-    // Error in network
-    state = confHdr;
-    return ENODATA;
-    }
+    int ret = recv(sock, &login[pos], ADM_LOGIN_LEN - pos, 0);
 
-if (ret < ADM_LOGIN_LEN)
-    {
-    // Error in protocol
-    state = confHdr;
-    return ENODATA;
-    }
+    if (ret <= 0)
+        {
+        // Error in network
+       logger("recv error: %s", strerror(errno));
+        state = confHdr;
+        return ENODATA;
+        }
+
+    pos += ret;
+}
 
 if (admins->Find(login, &currAdmin))
     {
@@ -320,6 +333,7 @@ if (admins->Find(login, &currAdmin))
     state = confHdr;
     return ENODATA;
     }
+
 currAdmin->SetIP(adminIP);
 adminLogin = login;
 state = confLoginCipher;
@@ -328,12 +342,9 @@ return 0;
 //-----------------------------------------------------------------------------
 int CONFIGPROTO::SendLoginAnswer(int sock)
 {
-int ret;
-
-ret = send(sock, OK_LOGIN, sizeof(OK_LOGIN) - 1, 0);
-if (ret < 0)
+if (send(sock, OK_LOGIN, sizeof(OK_LOGIN) - 1, 0) < 0)
     {
-    WriteServLog("Send OK_LOGIN error in SendLoginAnswer.");
+    logger("Send OK_LOGIN error in SendLoginAnswer.");
     return -1;
     }
 return 0;
@@ -342,25 +353,29 @@ return 0;
 int CONFIGPROTO::RecvLoginS(int sock)
 {
 char loginS[ADM_LOGIN_LEN + 1];
-char login[ADM_LOGIN_LEN + 1];
-BLOWFISH_CTX ctx;
 memset(loginS, 0, ADM_LOGIN_LEN + 1);
 
-int total = 0;
-
-while (total < ADM_LOGIN_LEN)
+size_t pos = 0;
+while (pos < ADM_LOGIN_LEN)
     {
-    int ret = recv(sock, &loginS[total], ADM_LOGIN_LEN - total, 0);
+    if (!WaitPackets(sock))
+        {
+        state = confHdr;
+        return ENODATA;
+        }
+
+    int ret = recv(sock, &loginS[pos], ADM_LOGIN_LEN - pos, 0);
 
-    if (ret < 0)
+    if (ret <= 0)
         {
         // Network error
         printfd(__FILE__, "recv error: '%s'\n", strerror(errno));
+       logger("recv error: %s", strerror(errno));
         state = confHdr;
         return ENODATA;
         }
 
-    total += ret;
+    pos += ret;
     }
 
 if (currAdmin->GetLogin().empty())
@@ -369,9 +384,11 @@ if (currAdmin->GetLogin().empty())
     return ENODATA;
     }
 
+BLOWFISH_CTX ctx;
 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
 
-for (int i = 0; i < ADM_LOGIN_LEN / 8; i++)
+char login[ADM_LOGIN_LEN + 1];
+for (size_t i = 0; i < ADM_LOGIN_LEN / 8; i++)
     {
     DecodeString(login + i * 8, loginS + i * 8, &ctx);
     }
@@ -390,6 +407,7 @@ if (strncmp(currAdmin->GetLogin().c_str(), login, ADM_LOGIN_LEN) != 0)
     }
 
 state = confData;
+adminPassword = currAdmin->GetPassword();
 return 0;
 }
 //-----------------------------------------------------------------------------
@@ -397,19 +415,17 @@ int CONFIGPROTO::SendLoginSAnswer(int sock, int err)
 {
 if (err)
     {
-    int ret = send(sock, ERR_LOGINS, sizeof(ERR_LOGINS) - 1, 0);
-    if (ret < 0)
+    if (send(sock, ERR_LOGINS, sizeof(ERR_LOGINS) - 1, 0) < 0)
         {
-        WriteServLog("send ERR_LOGIN error in SendLoginAnswer.");
+        logger("send error: %s", strerror(errno));
         return -1;
         }
     }
 else
     {
-    int ret = send(sock, OK_LOGINS, sizeof(OK_LOGINS) - 1, 0);
-    if (ret < 0)
+    if (send(sock, OK_LOGINS, sizeof(OK_LOGINS) - 1, 0) < 0)
         {
-        WriteServLog("send OK_LOGINS error in SendLoginSAnswer.");
+        logger("send error: %s", strerror(errno));
         return -1;
         }
     }
@@ -418,11 +434,6 @@ return 0;
 //-----------------------------------------------------------------------------
 int CONFIGPROTO::RecvData(int sock)
 {
-char bufferS[8];
-char buffer[9];
-
-buffer[8] = 0;
-
 requestList.clear();
 BLOWFISH_CTX ctx;
 
@@ -430,14 +441,23 @@ EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
 
 while (1)
     {
-    int total = 0;
     bool done = false;
-    while (total < 8)
+    char bufferS[8];
+    size_t pos = 0;
+    while (pos < sizeof(bufferS))
         {
-        int ret = recv(sock, &bufferS[total], 8 - total, 0);
+        if (!WaitPackets(sock))
+            {
+            done = true;
+            break;
+            }
+
+        int ret = recv(sock, &bufferS[pos], sizeof(bufferS) - pos, 0);
         if (ret < 0)
             {
             // Network error
+           logger("recv error: %s", strerror(errno));
+            printfd(__FILE__, "recv error: '%s'\n", strerror(errno));
             return -1;
             }
 
@@ -447,15 +467,18 @@ while (1)
             break;
             }
 
-        total += ret;
+        pos += ret;
         }
 
+    char buffer[8];
+    buffer[7] = 0;
+
     DecodeString(buffer, bufferS, &ctx);
-    requestList.push_back(std::string(buffer, total));
+    requestList.push_back(std::string(buffer, pos));
 
-    if (done || memchr(buffer, 0, total) != NULL)
+    if (done || memchr(buffer, 0, pos) != NULL)
         {
-        // ëÏÎÅà ÐÏÓÙÌËÉ
+        // End of data
         if (ParseCommand())
             {
             SendError("Bad command");
@@ -478,7 +501,7 @@ char buffS[8];
 int n = 0;
 int k = 0;
 
-EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
+EnDecodeInit(adminPassword.c_str(), ADM_PASSWD_LEN, &ctx);
 
 while (li != answerList.end())
     {
@@ -524,6 +547,6 @@ answerList.push_back(s);
 //-----------------------------------------------------------------------------
 void CONFIGPROTO::WriteLogAccessFailed(uint32_t ip)
 {
-WriteServLog("Admin's connect failed. IP %s", inet_ntostring(ip).c_str());
+logger("Admin's connection failed. IP %s", inet_ntostring(ip).c_str());
 }
 //-----------------------------------------------------------------------------