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 *******************************************************************/
29 #include <unistd.h> // cloase, usleep
33 #include <cstdio> // snprintf
35 #include "stg/blowfish.h"
36 #include "configproto.h"
57 //-----------------------------------------------------------------------------
58 int CONFIGPROTO::Prepare()
60 list<string> ansList; //óÀÄÁ ÂÕÄÅÔ ÐÏÍÅÝÅÎ ÏÔ×ÅÔ ÄÌÑ ÍÅÎÅÄÖÅÒÁ ËÌÉÅÎÔÏ×
62 struct sockaddr_in listenAddr;
64 sigset_t sigmask, oldmask;
65 sigemptyset(&sigmask);
66 sigaddset(&sigmask, SIGINT);
67 sigaddset(&sigmask, SIGTERM);
68 sigaddset(&sigmask, SIGUSR1);
69 sigaddset(&sigmask, SIGHUP);
70 pthread_sigmask(SIG_BLOCK, &sigmask, &oldmask);
72 listenSocket = socket(PF_INET, SOCK_STREAM, 0);
76 errorStr = "Create NET_CONFIGURATOR socket failed.";
80 listenAddr.sin_family = PF_INET;
81 listenAddr.sin_port = htons(port);
82 listenAddr.sin_addr.s_addr = inet_addr("0.0.0.0");
86 if (0 != setsockopt(listenSocket, SOL_SOCKET, SO_REUSEADDR, &lng, 4))
88 errorStr = "Setsockopt failed. " + string(strerror(errno));
92 res = bind(listenSocket, (struct sockaddr*)&listenAddr, sizeof(listenAddr));
96 errorStr = "Bind admin socket failed";
100 res = listen(listenSocket, 0);
103 errorStr = "Listen admin socket failed";
111 //-----------------------------------------------------------------------------
112 int CONFIGPROTO::Stop()
118 struct sockaddr_in addr;
120 addr.sin_family = PF_INET;
121 addr.sin_port = htons(port);
122 addr.sin_addr.s_addr = inet_addr("127.0.0.1");
124 addrLen = sizeof(addr);
125 sock = socket(PF_INET, SOCK_STREAM, 0);
126 connect(sock, (sockaddr*)&addr, addrLen);
131 //-----------------------------------------------------------------------------
132 void CONFIGPROTO::Run()
139 struct sockaddr_in outerAddr;
140 socklen_t outerAddrLen(sizeof(outerAddr));
141 int outerSocket = accept(listenSocket,
142 (struct sockaddr*)(&outerAddr),
150 if (outerSocket == -1)
152 printfd(__FILE__, "accept failed\n");
156 adminIP = *(unsigned int*)&(outerAddr.sin_addr);
158 printfd(__FILE__, "Connection accepted from %s\n", inet_ntostring(outerAddr.sin_addr.s_addr).c_str());
160 if (state == confHdr)
162 if (RecvHdr(outerSocket) < 0)
167 if (state == confLogin)
169 if (SendHdrAnswer(outerSocket, ans_ok) < 0)
174 if (RecvLogin(outerSocket) < 0)
179 if (state == confLoginCipher)
181 if (SendLoginAnswer(outerSocket) < 0)
186 if (RecvLoginS(outerSocket) < 0)
191 if (state == confData)
193 if (SendLoginSAnswer(outerSocket, ans_ok) < 0)
198 if (RecvData(outerSocket) < 0)
207 if (SendLoginSAnswer(outerSocket, ans_err) < 0)
212 WriteLogAccessFailed(adminIP);
217 WriteLogAccessFailed(adminIP);
222 WriteLogAccessFailed(adminIP);
223 if (SendHdrAnswer(outerSocket, ans_err) < 0)
232 WriteLogAccessFailed(adminIP);
237 //-----------------------------------------------------------------------------
238 int CONFIGPROTO::RecvHdr(int sock)
240 char buf[sizeof(STG_HEADER)];
241 memset(buf, 0, sizeof(STG_HEADER));
243 size_t stgHdrLen = sizeof(STG_HEADER) - 1; // Without 0-char
244 for (size_t i = 0; i < stgHdrLen; i++)
246 ret = recv(sock, &buf[i], 1, 0);
254 if (0 == strncmp(buf, STG_HEADER, strlen(STG_HEADER)))
261 SendError("Bad request");
267 //-----------------------------------------------------------------------------
268 int CONFIGPROTO::SendHdrAnswer(int sock, int err)
274 ret = send(sock, ERR_HEADER, sizeof(ERR_HEADER) - 1, 0);
277 WriteServLog("send ERR_HEADER error in SendHdrAnswer.");
283 ret = send(sock, OK_HEADER, sizeof(OK_HEADER) - 1, 0);
286 WriteServLog("send OK_HEADER error in SendHdrAnswer.");
293 //-----------------------------------------------------------------------------
294 int CONFIGPROTO::RecvLogin(int sock)
296 char login[ADM_LOGIN_LEN + 1];
299 memset(login, 0, ADM_LOGIN_LEN + 1);
301 ret = recv(sock, login, ADM_LOGIN_LEN, 0);
310 if (ret < ADM_LOGIN_LEN)
317 if (admins->Find(login, &currAdmin))
323 currAdmin->SetIP(adminIP);
325 state = confLoginCipher;
328 //-----------------------------------------------------------------------------
329 int CONFIGPROTO::SendLoginAnswer(int sock)
333 ret = send(sock, OK_LOGIN, sizeof(OK_LOGIN) - 1, 0);
336 WriteServLog("Send OK_LOGIN error in SendLoginAnswer.");
341 //-----------------------------------------------------------------------------
342 int CONFIGPROTO::RecvLoginS(int sock)
344 char loginS[ADM_LOGIN_LEN + 1];
345 char login[ADM_LOGIN_LEN + 1];
347 memset(loginS, 0, ADM_LOGIN_LEN + 1);
351 while (total < ADM_LOGIN_LEN)
353 int ret = recv(sock, &loginS[total], ADM_LOGIN_LEN - total, 0);
358 printfd(__FILE__, "recv error: '%s'\n", strerror(errno));
366 if (currAdmin->GetLogin().empty())
372 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
374 for (int i = 0; i < ADM_LOGIN_LEN / 8; i++)
376 DecodeString(login + i * 8, loginS + i * 8, &ctx);
379 if (currAdmin == admins->GetNoAdmin())
381 // If there are no admins registered in the system - give access with any password
386 if (strncmp(currAdmin->GetLogin().c_str(), login, ADM_LOGIN_LEN) != 0)
395 //-----------------------------------------------------------------------------
396 int CONFIGPROTO::SendLoginSAnswer(int sock, int err)
400 int ret = send(sock, ERR_LOGINS, sizeof(ERR_LOGINS) - 1, 0);
403 WriteServLog("send ERR_LOGIN error in SendLoginAnswer.");
409 int ret = send(sock, OK_LOGINS, sizeof(OK_LOGINS) - 1, 0);
412 WriteServLog("send OK_LOGINS error in SendLoginSAnswer.");
418 //-----------------------------------------------------------------------------
419 int CONFIGPROTO::RecvData(int sock)
429 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
437 int ret = recv(sock, &bufferS[total], 8 - total, 0);
453 DecodeString(buffer, bufferS, &ctx);
454 requestList.push_back(std::string(buffer, total));
456 if (done || memchr(buffer, 0, total) != NULL)
461 SendError("Bad command");
463 return SendDataAnswer(sock);
468 //-----------------------------------------------------------------------------
469 int CONFIGPROTO::SendDataAnswer(int sock)
471 list<string>::iterator li;
472 li = answerList.begin();
481 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
483 while (li != answerList.end())
485 while ((*li).c_str()[k])
487 buff[n % 8] = (*li).c_str()[k];
493 EncodeString(buffS, buff, &ctx);
494 int ret = send(sock, buffS, 8, 0);
505 if (answerList.empty()) {
510 EncodeString(buffS, buff, &ctx);
514 return send(sock, buffS, 8, 0);
516 //-----------------------------------------------------------------------------
517 void CONFIGPROTO::SendError(const char * text)
521 snprintf(s, 255, "<Error value=\"%s\"/>", text);
522 answerList.push_back(s);
524 //-----------------------------------------------------------------------------
525 void CONFIGPROTO::WriteLogAccessFailed(uint32_t ip)
527 WriteServLog("Admin's connect failed. IP %s", inet_ntostring(ip).c_str());
529 //-----------------------------------------------------------------------------