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)
175 if (RecvLogin(outerSocket) < 0)
181 if (state == confLoginCipher)
183 if (SendLoginAnswer(outerSocket) < 0)
188 if (RecvLoginS(outerSocket) < 0)
194 if (state == confData)
196 if (SendLoginSAnswer(outerSocket, ans_ok) < 0)
201 if (RecvData(outerSocket) < 0)
210 if (SendLoginSAnswer(outerSocket, ans_err) < 0)
215 WriteLogAccessFailed(adminIP);
220 WriteLogAccessFailed(adminIP);
225 WriteLogAccessFailed(adminIP);
226 if (SendHdrAnswer(outerSocket, ans_err) < 0)
235 WriteLogAccessFailed(adminIP);
240 //-----------------------------------------------------------------------------
241 int CONFIGPROTO::RecvHdr(int sock)
243 char buf[sizeof(STG_HEADER)];
244 memset(buf, 0, sizeof(STG_HEADER));
246 size_t stgHdrLen = sizeof(STG_HEADER);
247 for (size_t i = 0; i < stgHdrLen; i++)
249 ret = recv(sock, &buf[i], 1, 0);
257 if (0 == strncmp(buf, STG_HEADER, strlen(STG_HEADER)))
264 SendError("Bad request");
270 //-----------------------------------------------------------------------------
271 int CONFIGPROTO::SendHdrAnswer(int sock, int err)
277 ret = send(sock, ERR_HEADER, sizeof(ERR_HEADER) - 1, 0);
280 WriteServLog("send ERR_HEADER error in SendHdrAnswer.");
286 ret = send(sock, OK_HEADER, sizeof(OK_HEADER) - 1, 0);
289 WriteServLog("send OK_HEADER error in SendHdrAnswer.");
296 //-----------------------------------------------------------------------------
297 int CONFIGPROTO::RecvLogin(int sock)
299 char login[ADM_LOGIN_LEN + 1];
302 memset(login, 0, ADM_LOGIN_LEN + 1);
304 ret = recv(sock, login, ADM_LOGIN_LEN, 0);
313 if (ret < ADM_LOGIN_LEN)
320 if (admins->FindAdmin(login, &currAdmin))
326 currAdmin->SetIP(adminIP);
328 state = confLoginCipher;
331 //-----------------------------------------------------------------------------
332 int CONFIGPROTO::SendLoginAnswer(int sock)
336 ret = send(sock, OK_LOGIN, sizeof(OK_LOGIN) - 1, 0);
339 WriteServLog("Send OK_LOGIN error in SendLoginAnswer.");
344 //-----------------------------------------------------------------------------
345 int CONFIGPROTO::RecvLoginS(int sock)
347 char loginS[ADM_LOGIN_LEN + 1];
348 char login[ADM_LOGIN_LEN + 1];
350 memset(loginS, 0, ADM_LOGIN_LEN + 1);
354 while (total < ADM_LOGIN_LEN)
356 int ret = recv(sock, &loginS[total], ADM_LOGIN_LEN - total, 0);
361 printfd(__FILE__, "recv error: '%s'\n", strerror(errno));
369 if (currAdmin->GetLogin().empty())
375 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
377 for (int i = 0; i < ADM_LOGIN_LEN / 8; i++)
379 DecodeString(login + i * 8, loginS + i * 8, &ctx);
382 if (currAdmin == admins->GetNoAdmin())
384 // If there are no admins registered in the system - give access with any password
389 if (strncmp(currAdmin->GetLogin().c_str(), login, ADM_LOGIN_LEN) != 0)
398 //-----------------------------------------------------------------------------
399 int CONFIGPROTO::SendLoginSAnswer(int sock, int err)
403 int ret = send(sock, ERR_LOGINS, sizeof(ERR_LOGINS) - 1, 0);
406 WriteServLog("send ERR_LOGIN error in SendLoginAnswer.");
412 int ret = send(sock, OK_LOGINS, sizeof(OK_LOGINS) - 1, 0);
415 WriteServLog("send OK_LOGINS error in SendLoginSAnswer.");
421 //-----------------------------------------------------------------------------
422 int CONFIGPROTO::RecvData(int sock)
432 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
440 int ret = recv(sock, &bufferS[total], 8 - total, 0);
456 DecodeString(buffer, bufferS, &ctx);
457 requestList.push_back(std::string(buffer, total));
459 if (done || memchr(buffer, 0, total) != NULL)
464 SendError("Bad command");
466 return SendDataAnswer(sock);
471 //-----------------------------------------------------------------------------
472 int CONFIGPROTO::SendDataAnswer(int sock)
474 list<string>::iterator li;
475 li = answerList.begin();
484 EnDecodeInit(currAdmin->GetPassword().c_str(), ADM_PASSWD_LEN, &ctx);
486 while (li != answerList.end())
488 while ((*li).c_str()[k])
490 buff[n % 8] = (*li).c_str()[k];
496 EncodeString(buffS, buff, &ctx);
497 int ret = send(sock, buffS, 8, 0);
508 if (answerList.empty()) {
513 EncodeString(buffS, buff, &ctx);
517 return send(sock, buffS, 8, 0);
519 //-----------------------------------------------------------------------------
520 void CONFIGPROTO::SendError(const char * text)
524 snprintf(s, 255, "<Error value=\"%s\"/>", text);
525 answerList.push_back(s);
527 //-----------------------------------------------------------------------------
528 void CONFIGPROTO::WriteLogAccessFailed(uint32_t ip)
530 WriteServLog("Admin's connect failed. IP %s", inet_ntostring(ip).c_str());
532 //-----------------------------------------------------------------------------