2 * This program is free software; you can redistribute it and/or modify
3 * it under the terms of the GNU General Public License as published by
4 * the Free Software Foundation; either version 2 of the License, or
5 * (at your option) any later version.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 /*******************************************************************
19 * DESCRIPTION: æÁÊÌ Ó ÏÓÎÏ×ÎÙÍÉ ÆÕÎËÃÉÑÍÉ ÄÌÑ ÓÅÔÅ×ÏÇÏ ÏÂÍÅÎÁ ÄÁÎÎÙÍÉ
20 * Ó ÍÅÎÅÄÖÅÒÏÍ ËÌÉÅÎÔÏ×. ðÒÉÅÍ, ÐÅÒÅÄÁÞÁ É ÛÉÆÒÏ×ÁÎÉÅ ÓÏÏÂÝÅÎÉÊ.
22 * AUTHOR: Boris Mikhailenko <stg34@stargazer.dp.ua>
25 * $Date: 2010/10/04 20:24:54 $
27 *******************************************************************/
31 #include <cstdio> // snprintf
33 #include "configproto.h"
55 //-----------------------------------------------------------------------------
56 int CONFIGPROTO::Prepare()
58 list<string> ansList; //óÀÄÁ ÂÕÄÅÔ ÐÏÍÅÝÅÎ ÏÔ×ÅÔ ÄÌÑ ÍÅÎÅÄÖÅÒÁ ËÌÉÅÎÔÏ×
60 struct sockaddr_in listenAddr;
62 sigset_t sigmask, oldmask;
63 sigemptyset(&sigmask);
64 sigaddset(&sigmask, SIGINT);
65 sigaddset(&sigmask, SIGTERM);
66 sigaddset(&sigmask, SIGUSR1);
67 sigaddset(&sigmask, SIGHUP);
68 pthread_sigmask(SIG_BLOCK, &sigmask, &oldmask);
70 listenSocket = socket(PF_INET, SOCK_STREAM, 0);
74 errorStr = "Create NET_CONFIGURATOR socket failed.";
78 listenAddr.sin_family = PF_INET;
79 listenAddr.sin_port = htons(port);
80 listenAddr.sin_addr.s_addr = inet_addr("0.0.0.0");
84 if (0 != setsockopt(listenSocket, SOL_SOCKET, SO_REUSEADDR, &lng, 4))
86 errorStr = "Setsockopt failed. " + string(strerror(errno));
90 res = bind(listenSocket, (struct sockaddr*)&listenAddr, sizeof(listenAddr));
94 errorStr = "Bind admin socket failed";
98 res = listen(listenSocket, 0);
101 errorStr = "Listen admin socket failed";
109 //-----------------------------------------------------------------------------
110 int CONFIGPROTO::Stop()
116 struct sockaddr_in addr;
118 addr.sin_family = PF_INET;
119 addr.sin_port = htons(port);
120 addr.sin_addr.s_addr = inet_addr("127.0.0.1");
122 addrLen = sizeof(addr);
123 sock = socket(PF_INET, SOCK_STREAM, 0);
124 connect(sock, (sockaddr*)&addr, addrLen);
129 //-----------------------------------------------------------------------------
130 // æÕÎËÃÉÑ ÏÂÝÅÎÉÑ Ó ËÏÎÆÉÇÕÒÁÔÏÒÏÍ
131 void * CONFIGPROTO::Run(void * a)
134 * Function Name:ReciveSendConf
135 * Parameters: void * a ÕËÁÚÁÔÅÌØ ÎÁ ÜËÚÅÍÐÌÑÒ ËÌÁÓÓÁ CONFIGPROTO
136 * Description: üÔÁ ÆÕÎËÃÉÑ ÏÂÅÓÐÅÞÉ×ÁÅÔ ÓÅÔÅ×ÏÅ ×ÚÁÉÍÏÄÅÊÓÔ×ÉÅ
137 * Ó íÅÎÅÄÖÅÒÏÍ ëÌÉÅÎÔÏ×. ÷ ÅÅ ÚÁÄÁÞÉ ×ÈÏÄÉÔ: ÐÒÉÅÍ ÚÁÐÒÏÓÏ× ÐÏ TCP/IP
138 * ÉÈ ÒÁÓÛÉÆÒÏ×ËÁ, ÐÅÒÅÄÁÞÁ ÐÒÉÎÑÔÙÈ ÄÁÎÎÙÈ ÁÎÁÌÉÚÁÔÏÒÕ É ÏÔÐÒÁ×ËÁ ÏÔ×ÅÔÁ ÎÁÚÁÄ.
139 * Returns: ×ÏÚ×ÒÁÝÁÅÔ NULL
142 CONFIGPROTO * cp = (CONFIGPROTO*)a;
148 struct sockaddr_in outerAddr;
149 socklen_t outerAddrLen(sizeof(outerAddr));
150 int outerSocket = accept(cp->listenSocket,
151 (struct sockaddr*)(&outerAddr),
159 if (outerSocket == -1)
161 printfd(__FILE__, "accept failed\n");
166 cp->adminIP = *(unsigned int*)&(outerAddr.sin_addr);
168 printfd(__FILE__, "Connection accepted from %s\n", inet_ntostring(outerAddr.sin_addr.s_addr).c_str());
170 if (cp->state == confHdr)
172 if (cp->RecvHdr(outerSocket) < 0)
177 if (cp->state == confLogin)
179 if (cp->SendHdrAnswer(outerSocket, ans_ok) < 0)
185 if (cp->RecvLogin(outerSocket) < 0)
191 if (cp->state == confLoginCipher)
193 if (cp->SendLoginAnswer(outerSocket, ans_ok) < 0)
198 if (cp->RecvLoginS(outerSocket) < 0)
204 if (cp->state == confData)
206 if (cp->SendLoginSAnswer(outerSocket, ans_ok) < 0)
211 if (cp->RecvData(outerSocket) < 0)
220 if (cp->SendLoginSAnswer(outerSocket, ans_err) < 0)
225 cp->WriteLogAccessFailed(cp->adminIP);
230 cp->WriteLogAccessFailed(cp->adminIP);
235 cp->WriteLogAccessFailed(cp->adminIP);
236 if (cp->SendHdrAnswer(outerSocket, ans_err) < 0)
245 cp->WriteLogAccessFailed(cp->adminIP);
252 //-----------------------------------------------------------------------------
253 int CONFIGPROTO::RecvHdr(int sock)
255 char buf[sizeof(STG_HEADER)];
256 memset(buf, 0, sizeof(STG_HEADER));
258 int stgHdrLen = strlen(STG_HEADER);
259 for (int i = 0; i < stgHdrLen; i++)
261 ret = recv(sock, &buf[i], 1, 0);
269 if (0 == strncmp(buf, STG_HEADER, strlen(STG_HEADER)))
276 SendError("Bad request");
282 //-----------------------------------------------------------------------------
283 int CONFIGPROTO::SendHdrAnswer(int sock, int err)
289 ret = send(sock, ERR_HEADER, sizeof(ERR_HEADER)-1, 0);
292 WriteServLog("send ERR_HEADER error in SendHdrAnswer.");
298 ret = send(sock, OK_HEADER, sizeof(OK_HEADER)-1, 0);
301 WriteServLog("send OK_HEADER error in SendHdrAnswer.");
308 //-----------------------------------------------------------------------------
309 int CONFIGPROTO::RecvLogin(int sock)
311 char login[ADM_LOGIN_LEN+1];
314 memset(login, 0, ADM_LOGIN_LEN + 1);
316 ret = recv(sock, login, ADM_LOGIN_LEN, 0);
326 if (ret < ADM_LOGIN_LEN)
334 if (admins->FindAdmin(login, &currAdmin))
341 currAdmin->SetIP(adminIP);
343 state = confLoginCipher;
346 //-----------------------------------------------------------------------------
347 int CONFIGPROTO::SendLoginAnswer(int sock, int)
351 ret = send(sock, OK_LOGIN, sizeof(OK_LOGIN)-1, 0);
354 WriteServLog("Send OK_LOGIN error in SendLoginAnswer.");
359 //-----------------------------------------------------------------------------
360 int CONFIGPROTO::RecvLoginS(int sock)
362 char loginS[ADM_LOGIN_LEN + 1];
363 char login[ADM_LOGIN_LEN + 1];
366 memset(loginS, 0, ADM_LOGIN_LEN + 1);
370 while (total < ADM_LOGIN_LEN)
372 ret = recv(sock, &loginS[total], ADM_LOGIN_LEN - total, 0);
377 printfd(__FILE__, "recv error: '%s'\n", strerror(errno));
386 if (currAdmin->GetLogin() == "")
392 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
394 for (int i = 0; i < ADM_LOGIN_LEN/8; i++)
396 DecodeString(login + i*8, loginS + i*8, &ctx);
399 if (currAdmin == admins->GetNoAdmin())
401 // If there are no admins registered in the system - give access with any password
406 if (strncmp(currAdmin->GetLogin().c_str(), login, ADM_LOGIN_LEN) != 0)
415 //-----------------------------------------------------------------------------
416 int CONFIGPROTO::SendLoginSAnswer(int sock, int err)
422 ret = send(sock, ERR_LOGINS, sizeof(ERR_LOGINS)-1, 0);
425 WriteServLog("send ERR_LOGIN error in SendLoginAnswer.");
431 ret = send(sock, OK_LOGINS, sizeof(OK_LOGINS)-1, 0);
434 WriteServLog("send OK_LOGINS error in SendLoginSAnswer.");
440 //-----------------------------------------------------------------------------
441 int CONFIGPROTO::RecvData(int sock)
452 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
460 ret = recv(sock, &bufferS[total], 8 - total, 0);
470 if (memchr(buffer, 0, ret) != NULL)
480 DecodeString(buffer, bufferS, &ctx);
481 requestList.push_back(std::string(buffer, total));
483 if (done || memchr(buffer, 0, total) != NULL)
488 SendError("Bad command");
490 return SendDataAnswer(sock);
495 //-----------------------------------------------------------------------------
496 int CONFIGPROTO::SendDataAnswer(int sock)
498 list<string>::iterator li;
499 li = answerList.begin();
509 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
511 while (li != answerList.end())
513 while ((*li).c_str()[k])
515 buff[n%8] = (*li).c_str()[k];
521 EncodeString(buffS, buff, &ctx);
522 ret = send(sock, buffS, 8, 0);
533 if (answerList.empty()) {
538 EncodeString(buffS, buff, &ctx);
542 return send(sock, buffS, 8, 0);
544 //-----------------------------------------------------------------------------
545 void CONFIGPROTO::SendError(const char * text)
549 snprintf(s, 255, "<Error value=\"%s\"/>", text);
550 answerList.push_back(s);
552 //-----------------------------------------------------------------------------
553 void CONFIGPROTO::WriteLogAccessFailed(uint32_t ip)
555 WriteServLog("Admin's connect failed. IP %s", inet_ntostring(ip).c_str());
557 //-----------------------------------------------------------------------------