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| /* | ||
| * Linux DMR Master server | ||
| Copyright (C) 2014 Wim Hofman | ||
| This program is free software; you can redistribute it and/or modify | ||
| it under the terms of the GNU General Public License as published by | ||
| the Free Software Foundation; either version 2 of the License, or | ||
| (at your option) any later version. | ||
| This program is distributed in the hope that it will be useful, | ||
| but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| GNU General Public License for more details. | ||
| You should have received a copy of the GNU General Public License along | ||
| with this program; if not, write to the Free Software Foundation, Inc., | ||
| 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| */ | ||
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| #include "master_server.h" | ||
| sqlite3 *openDatabase(); | ||
| void closeDatabase(); | ||
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| int openAprsSock(){ | ||
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| int rv; | ||
| int sockfd; | ||
| struct addrinfo hints, *servinfo, *p; | ||
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| memset(&hints, 0, sizeof hints); | ||
| hints.ai_family = AF_INET; | ||
| hints.ai_socktype = SOCK_DGRAM; | ||
| char ipstr[INET_ADDRSTRLEN]; | ||
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| syslog(LOG_NOTICE,"Opening APRS socket"); | ||
| if ((rv = getaddrinfo("belgium.aprs2.net", "8080", &hints, &servinfo)) != 0) { | ||
| syslog(LOG_NOTICE,"getaddrinfo: %s\n", gai_strerror(rv)); | ||
| return; | ||
| } | ||
|
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| // loop through all the results and connect to the first we can | ||
| for(p = servinfo; p != NULL; p = p->ai_next) { | ||
| struct in_addr *addr; | ||
| struct sockaddr_in *ipv = (struct sockaddr_in *) p->ai_addr; | ||
| addr = &(ipv->sin_addr); | ||
| inet_ntop(p->ai_family, addr, ipstr, sizeof ipstr); | ||
| syslog(LOG_NOTICE,"address: %s",ipstr); | ||
| if ((sockfd = socket(p->ai_family, p->ai_socktype,p->ai_protocol)) == -1) { | ||
| syslog(LOG_NOTICE,"To able to create APRS sock"); | ||
| continue; | ||
| } | ||
| if (connect(sockfd, p->ai_addr, p->ai_addrlen) == -1) { | ||
| close(sockfd); | ||
| syslog(LOG_NOTICE,"Error to connect to APRS"); | ||
| continue; | ||
| } | ||
| break; | ||
| } | ||
| if (p == NULL) syslog(LOG_NOTICE,"Failed to open APRS socket"); | ||
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| freeaddrinfo(servinfo); // all done with this structure | ||
| } | ||
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| void sendAprsBeacon(char callsign[10],char pass[6],char loc[20],char phg[7],char text[100]){ | ||
| char toSend[300]; | ||
| char ipstr[INET_ADDRSTRLEN]; | ||
| int sockfd; | ||
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| sprintf(toSend,"user %s pass %s vers DMRgate 1.0\n%s>APRS,%s,qAR,%s:!%s&%s%s",callsign,pass,callsign,callsign,callsign,loc,phg,text); | ||
| openAprsSock(); | ||
| send(sockfd,toSend,strlen(toSend),0); | ||
| close(sockfd); | ||
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| } | ||
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| void sendAprs(struct gpsCoordinates gpsData, int radioId, struct repeater repeater){ | ||
| char toSend[300]; | ||
| char timeString[7]; | ||
| char SQLQUERY[200]; | ||
| int sockfd; | ||
| struct idInfo radioIdent = {0}; | ||
| sqlite3 *dbase; | ||
| sqlite3_stmt *stmt; | ||
| unsigned char aprsCor[30]; | ||
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| dbase = openDatabase(); | ||
| sprintf(SQLQUERY,"SELECT callsign,aprsSuffix,aprsBeacon,aprsSymbol,lastAprsTime FROM callsigns WHERE radioId = %i",radioId); | ||
| if (sqlite3_prepare_v2(dbase,SQLQUERY,-1,&stmt,0) == 0){ | ||
| if (sqlite3_step(stmt) == SQLITE_ROW){ | ||
| sprintf(radioIdent.callsign,"%s",sqlite3_column_text(stmt,0)); | ||
| sprintf(radioIdent.aprsSuffix,"%s",sqlite3_column_text(stmt,1)); | ||
| sprintf(radioIdent.aprsBeacon,"%s",sqlite3_column_text(stmt,2)); | ||
| radioIdent.aprsSymbol = sqlite3_column_int(stmt,3); | ||
| radioIdent.aprsTimeStamp = sqlite3_column_int(stmt,4); | ||
| sqlite3_finalize(stmt); | ||
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| } | ||
| else{ | ||
| sqlite3_finalize(stmt); | ||
| syslog(LOG_NOTICE,"[%s]DMR ID %i not found in database, not sending to aprs.fi",repeater.callsign,radioId); | ||
| closeDatabase(dbase); | ||
| return; | ||
| } | ||
| } | ||
| else{ | ||
| syslog(LOG_NOTICE,"[%s]Bad query %s",repeater.callsign,SQLQUERY); | ||
| closeDatabase(dbase); | ||
| return; | ||
| } | ||
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| if (time(NULL) - radioIdent.aprsTimeStamp < 5){ | ||
| syslog(LOG_NOTICE,"[%s]Preventing aprs.fi flooding for %s",repeater.callsign,radioIdent.callsign); | ||
| closeDatabase(dbase); | ||
| return; | ||
| } | ||
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| sprintf(SQLQUERY,"UPDATE callsigns SET hasSendAprs = 1, lastAprsTime = %lu where radioId = %i",time(NULL),radioId); | ||
| sqlite3_exec(dbase,SQLQUERY,0,0,0); | ||
| closeDatabase(dbase); | ||
| sprintf(aprsCor,"%s/%s>%s/%s",gpsData.latitude,gpsData.longitude,gpsData.heading,gpsData.speed); | ||
| aprsCor[18] = radioIdent.aprsSymbol; | ||
| sprintf(toSend,"user %s pass %s vers DMRgate 1.0\n%s%s>APRS,%s,qAR,%s:!%s %s\n",repeater.callsign,repeater.aprsPass,radioIdent.callsign,radioIdent.aprsSuffix,repeater.callsign,repeater.callsign,aprsCor,radioIdent.aprsBeacon); | ||
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| //sockfd = openAprsSock(); | ||
| //send(sockfd,toSend,strlen(toSend),0); | ||
| //close(sockfd); | ||
| syslog(LOG_NOTICE,"[%s]Would send info to APRS network for %s [%s]",repeater.callsign,radioIdent.callsign,toSend); | ||
| } | ||
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| int checkCoordinates(struct gpsCoordinates gpsData, struct repeater repeater){ | ||
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| regex_t regex; | ||
| int reti; | ||
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| reti = regcomp(®ex, "^[0-9][0-9][0-9][0-9][.][0-9][0-9][NZ]$", 0); | ||
| if(reti){ | ||
| syslog(LOG_NOTICE,"[%s]Hyt GPS decode,could not compile regex latitude",repeater.callsign); | ||
| return 0; | ||
| } | ||
| reti = regexec(®ex,gpsData.latitude,0,NULL,0); | ||
| if(reti == REG_NOMATCH){ | ||
| syslog(LOG_NOTICE,"[%s]Corrupt latitude received",repeater.callsign); | ||
| regfree(®ex); | ||
| return 0; | ||
| } | ||
| regfree(®ex); | ||
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| reti = regcomp(®ex, "^[0-9][0-9][0-9][0-9][0-9][.][0-9][0-9][EW]$", 0); | ||
| if(reti){ | ||
| syslog(LOG_NOTICE,"[%s]Hyt GPS decode,could not compile regex longitude",repeater.callsign); | ||
| regfree(®ex); | ||
| return 0; | ||
| } | ||
| reti = regexec(®ex,gpsData.longitude,0,NULL,0); | ||
| if(reti == REG_NOMATCH){ | ||
| syslog(LOG_NOTICE,"[%s]Corrupt longitude received",repeater.callsign); | ||
| regfree(®ex); | ||
| return 0; | ||
| } | ||
|
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| reti = regcomp(®ex, "^[0-9][0-9][0-9]$", 0); | ||
| if(reti){ | ||
| syslog(LOG_NOTICE,"[%s]Hyt GPS decode,could not compile regex heading",repeater.callsign); | ||
| regfree(®ex); | ||
| return 0; | ||
| } | ||
| reti = regexec(®ex,gpsData.heading,0,NULL,0); | ||
| if(reti == REG_NOMATCH){ | ||
| syslog(LOG_NOTICE,"[%s]Corrupt heading received",repeater.callsign); | ||
| regfree(®ex); | ||
| return 0; | ||
| } | ||
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| reti = regcomp(®ex, "^[0-9.][0-9.][0-9.]$", 0); | ||
| if(reti){ | ||
| syslog(LOG_NOTICE,"[%s]Hyt GPS decode,could not compile regex speed",repeater.callsign); | ||
| regfree(®ex); | ||
| return 0; | ||
| } | ||
| reti = regexec(®ex,gpsData.speed,0,NULL,0); | ||
| if(reti == REG_NOMATCH){ | ||
| syslog(LOG_NOTICE,"[%s]Corrupt speed received",repeater.callsign); | ||
| regfree(®ex); | ||
| return 0; | ||
| } | ||
|
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| regfree(®ex); | ||
| return 1; | ||
| } |
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