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version 1.1.1.1.2.5, 2011/11/30 00:12:30
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version 1.3.2.1, 2012/07/03 12:22:56
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/************************************************************************* |
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* (C) 2011 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com> |
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* by Michael Pounov <misho@openbsd-bg.org> |
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* |
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* $Author$ |
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* $Id$ |
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* |
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************************************************************************** |
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The ELWIX and AITNET software is distributed under the following |
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terms: |
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|
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All of the documentation and software included in the ELWIX and AITNET |
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Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
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|
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Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 |
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by Michael Pounov <misho@elwix.org>. All rights reserved. |
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|
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions |
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are met: |
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1. Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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2. Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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3. All advertising materials mentioning features or use of this software |
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must display the following acknowledgement: |
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This product includes software developed by Michael Pounov <misho@elwix.org> |
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ELWIX - Embedded LightWeight unIX and its contributors. |
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4. Neither the name of AITNET nor the names of its contributors |
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may be used to endorse or promote products derived from this software |
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without specific prior written permission. |
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|
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THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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SUCH DAMAGE. |
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*/ |
| #include "global.h" |
#include "global.h" |
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#include "mqttd.h" |
| #include "rtlm.h" |
#include "rtlm.h" |
| #include "utils.h" |
#include "utils.h" |
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#include "daemon.h" |
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|
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|
| sl_config cfg; | io_enableDEBUG; |
| | |
| | cfg_root_t cfg; |
| | sessions_t Sessions; |
| | sched_root_task_t *root; |
| | sqlite3 *acc, *pub; |
| | FILE *logg; |
| extern char compiled[], compiledby[], compilehost[]; |
extern char compiled[], compiledby[], compilehost[]; |
| int Verbose; | static char szCfgName[MAXPATHLEN]; |
| | volatile intptr_t Kill; |
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|
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|
| static void |
static void |
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Line 14 Usage(void)
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Line 68 Usage(void)
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| printf( " -= MQTT Broker =- MQTT Service from ELWIX\n" |
printf( " -= MQTT Broker =- MQTT Service from ELWIX\n" |
| "=== %s@%s === Compiled: %s ===\n\n" |
"=== %s@%s === Compiled: %s ===\n\n" |
| "\t-c <config>\tService config\n" |
"\t-c <config>\tService config\n" |
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"\t-b\t\tBatch mode\n" |
| "\t-v\t\tVerbose (more -vvv, more verbose)\n" |
"\t-v\t\tVerbose (more -vvv, more verbose)\n" |
| "\t-h\t\tHelp! This screen\n\n", |
"\t-h\t\tHelp! This screen\n\n", |
| compiledby, compilehost, compiled); |
compiledby, compilehost, compiled); |
| } |
} |
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|
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static void |
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sigHand(int sig) |
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{ |
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int stat; |
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|
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switch (sig) { |
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case SIGHUP: |
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cfgUnloadConfig(&cfg); |
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if (!cfgLoadConfig(szCfgName, &cfg)) { |
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ioDEBUG(1, "Config reload OK!"); |
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break; |
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} |
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|
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ioLIBERR(cfg); |
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case SIGINT: |
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case SIGTERM: |
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ioDEBUG(1, "Terminate MQTT service in progress"); |
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Kill++; |
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break; |
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case SIGCHLD: |
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while (waitpid(-1, &stat, WNOHANG) > 0); |
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break; |
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case SIGPIPE: |
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break; |
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} |
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} |
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|
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|
| int |
int |
| main(int argc, char **argv) |
main(int argc, char **argv) |
| { |
{ |
| char ch, szCfgName[MAXPATHLEN]; | char ch, batch = 0; |
| register int i; |
register int i; |
| sqlite3 *acc = NULL, *pub = NULL; | int sock = -1, ret = 0; |
| FILE *logg = NULL; | struct passwd *pass; |
| int sock, ret = 0; | struct sigaction sa; |
| | ait_val_t v; |
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|
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TAILQ_INIT(&Sessions); |
| |
|
| strlcpy(szCfgName, DEFAULT_CONFIG, sizeof szCfgName); |
strlcpy(szCfgName, DEFAULT_CONFIG, sizeof szCfgName); |
| while ((ch = getopt(argc, argv, "hvc:")) != -1) | while ((ch = getopt(argc, argv, "hvbc:")) != -1) |
| switch (ch) { |
switch (ch) { |
| case 'c': |
case 'c': |
| strlcpy(szCfgName, optarg, sizeof szCfgName); |
strlcpy(szCfgName, optarg, sizeof szCfgName); |
| break; |
break; |
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case 'b': |
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batch++; |
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break; |
| case 'v': |
case 'v': |
| Verbose++; | io_incDebug; |
| break; |
break; |
| case 'h': |
case 'h': |
| default: |
default: |
|
Line 46 main(int argc, char **argv)
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Line 134 main(int argc, char **argv)
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| argc -= optind; |
argc -= optind; |
| argv += optind; |
argv += optind; |
| |
|
| if (LoadConfig(szCfgName, &cfg)) { | if (cfgLoadConfig(szCfgName, &cfg)) { |
| printf("Error:: can't load #%d - %s\n", cfg_GetErrno(), cfg_GetError()); |
printf("Error:: can't load #%d - %s\n", cfg_GetErrno(), cfg_GetError()); |
| return 1; |
return 1; |
| } |
} |
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openlog("mqttd", LOG_PID | LOG_CONS, LOG_DAEMON); |
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/* load 3 plugins */ |
| for (i = 0; i < 3; i++) |
for (i = 0; i < 3; i++) |
| if (!mqttLoadRTLM(&cfg, i)) { |
if (!mqttLoadRTLM(&cfg, i)) { |
| printf("Error:: Can't load RTL module\n"); |
printf("Error:: Can't load RTL module\n"); |
| while (i--) | mqttUnloadRTLM(acc); |
| mqttUnloadRTLM(i); | mqttUnloadRTLM(pub); |
| UnloadConfig(&cfg); | mqttUnloadRTLM(logg); |
| | cfgUnloadConfig(&cfg); |
| | closelog(); |
| return 2; |
return 2; |
| } |
} |
| acc = call.OpenACC(&cfg); |
acc = call.OpenACC(&cfg); |
|
Line 74 main(int argc, char **argv)
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Line 166 main(int argc, char **argv)
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| goto end; |
goto end; |
| } |
} |
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|
| |
|
| if (mqttMkDir(&cfg)) { |
if (mqttMkDir(&cfg)) { |
| printf("Error:: in statedir #%d - %s\n", errno, strerror(errno)); |
printf("Error:: in statedir #%d - %s\n", errno, strerror(errno)); |
| ret = 3; |
ret = 3; |
| goto end; |
goto end; |
| } |
} |
| |
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| VERB(2) printf("Service is ready for start engine ...\n"); | if (!batch) |
| | switch (fork()) { |
| | case -1: |
| | printf("Error:: in fork() #%d - %s\n", errno, strerror(errno)); |
| | ret = 5; |
| | goto end; |
| | case 0: |
| | setsid(); |
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|
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ret = open("/dev/null", O_RDWR); |
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if (ret != -1) { |
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dup2(ret, STDIN_FILENO); |
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dup2(ret, STDOUT_FILENO); |
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dup2(ret, STDERR_FILENO); |
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close(ret); |
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} |
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ioDEBUG(2, "Welcome MQTT service into shadow land!"); |
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break; |
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default: |
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ioDEBUG(2, "MQTT service go to shadow land ..."); |
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sleep(1); |
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ret = 0; |
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goto end; |
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} |
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else |
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ioDEBUG(1, "Start service in batch mode ..."); |
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|
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memset(&sa, 0, sizeof sa); |
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sigemptyset(&sa.sa_mask); |
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sa.sa_handler = sigHand; |
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sigaction(SIGHUP, &sa, NULL); |
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sigaction(SIGINT, &sa, NULL); |
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sigaction(SIGTERM, &sa, NULL); |
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sigaction(SIGCHLD, &sa, NULL); |
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sigaction(SIGPIPE, &sa, NULL); |
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ioDEBUG(2, "Service is ready for starting engine ..."); |
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|
| if ((sock = srv_Socket(&cfg)) == -1) { |
if ((sock = srv_Socket(&cfg)) == -1) { |
| ret = 4; |
ret = 4; |
| goto end; |
goto end; |
| } |
} |
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|
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cfg_loadAttribute(&cfg, "mqttd", "user", &v, MQTT_USER); |
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pass = getpwnam(AIT_GET_STR(&v)); |
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AIT_FREE_VAL(&v); |
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if (pass) { |
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setgid(pass->pw_gid); |
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setuid(pass->pw_uid); |
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ioDEBUG(2, "Try to change group #%d and user #%d", pass->pw_gid, pass->pw_uid); |
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} |
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|
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if (!(root = schedBegin())) { |
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ioLIBERR(sched); |
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ret = 6; |
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goto end; |
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} |
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|
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/* go catch the cat ... */ |
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Run(sock); |
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|
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schedEnd(&root); |
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end: /* free all resources */ |
| srv_Close(sock); |
srv_Close(sock); |
| end: |
|
| call.CloseLOG(logg); |
call.CloseLOG(logg); |
| call.ClosePUB(pub); |
call.ClosePUB(pub); |
| call.CloseACC(acc); |
call.CloseACC(acc); |
| for (i = 0; i < 3; i++) | mqttUnloadRTLM(acc); |
| mqttUnloadRTLM(i); | mqttUnloadRTLM(pub); |
| UnloadConfig(&cfg); | mqttUnloadRTLM(logg); |
| | cfgUnloadConfig(&cfg); |
| | closelog(); |
| return ret; |
return ret; |
| } |
} |