More work on IPC code, added aqhomed daemon.
This commit is contained in:
Martin Preuss
9
apps/0BUILD
Normal file
9
apps/0BUILD
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@@ -0,0 +1,9 @@
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||||
<?xml?>
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||||
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||||
<gwbuild>
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||||
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<subdirs>
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||||
aqhomed
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</subdirs>
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</gwbuild>
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62
apps/aqhomed/0BUILD
Normal file
62
apps/aqhomed/0BUILD
Normal file
@@ -0,0 +1,62 @@
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||||
<?xml?>
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<gwbuild>
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<target type="Program" name="aqhomed" install="$(sbindir)" >
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<includes type="c" >
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$(gwenhywfar_cflags)
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-I$(topsrcdir)
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-I$(topbuilddir)
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</includes>
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||||
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||||
<includes type="tm2" >
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--include=$(builddir)
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--include=$(srcdir)
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</includes>
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<setVar name="local/cflags">$(visibility_cflags)</setVar>
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<setVar name="tm2flags" >
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</setVar>
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||||
|
||||
<setVar name="local/typefiles" >
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</setVar>
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||||
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||||
<setVar name="local/built_sources" >
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</setVar>
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|
||||
<setVar name="local/built_headers_pub">
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</setVar>
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||||
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||||
<setVar name="local/built_headers_priv" >
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</setVar>
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<headers dist="true" >
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</headers>
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<sources>
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$(local/typefiles)
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main.c
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</sources>
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<useTargets>
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aqhome
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</useTargets>
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<libraries>
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$(gwenhywfar_libs)
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</libraries>
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<subdirs>
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</subdirs>
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<extradist>
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</extradist>
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</target>
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</gwbuild>
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463
apps/aqhomed/main.c
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463
apps/aqhomed/main.c
Normal file
@@ -0,0 +1,463 @@
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/****************************************************************************
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* This file is part of the project AqHome.
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* AqHome (c) by 2023 Martin Preuss, all rights reserved.
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*
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* The license for this file can be found in the file COPYING which you
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* should have received along with this file.
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****************************************************************************/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <aqhome/api.h>
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#include <aqhome/aqhome.h>
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#include <aqhome/msgmanager.h>
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#include <aqhome/msg/endpoint_log.h>
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#include <aqhome/msg/endpoint_tty.h>
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#include <aqhome/ipc/endpoint_node_ipc_tcp.h>
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#include <gwenhywfar/gwenhywfar.h>
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#include <gwenhywfar/args.h>
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#include <gwenhywfar/logger.h>
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#include <gwenhywfar/db.h>
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#include <gwenhywfar/debug.h>
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#include <gwenhywfar/cgui.h>
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#ifdef HAVE_SIGNAL_H
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# include <signal.h>
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#endif
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_STAT_H
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# include <sys/stat.h>
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#endif
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#include <unistd.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <string.h>
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#define I18N(msg) msg
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#define I18S(msg) msg
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||||
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static int _serve(GWEN_DB_NODE *dbArgs);
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static GWEN_MSG_ENDPOINT_MGR *_setupService(GWEN_DB_NODE *dbArgs);
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static int _readArgs(int argc, char **argv, GWEN_DB_NODE *dbArgs);
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static int _createPidFile(const char *pidFilename);
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#ifdef HAVE_SIGNAL_H
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static int _setSignalHandlers(void);
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static int _setupSigAction(struct sigaction *sa, int sig);
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static void _signalHandler(int s);
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static struct sigaction saINT,saTERM, saHUP, saTSTP, saCONT;
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#endif
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static int stopService=0;
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||||
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int main(int argc, char **argv)
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||||
{
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||||
GWEN_DB_NODE *dbArgs;
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int rv;
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GWEN_GUI *gui;
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||||
const char *s;
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||||
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rv=GWEN_Init();
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if (rv) {
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fprintf(stderr, "ERROR: Unable to init Gwen.\n");
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return 2;
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}
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GWEN_Logger_Open(0, "aqhomed", 0, GWEN_LoggerType_Console, GWEN_LoggerFacility_User);
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GWEN_Logger_SetLevel(0, GWEN_LoggerLevel_Warning);
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GWEN_Logger_SetLevel(0, GWEN_LoggerLevel_Info);
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rv=AQH_Init();
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if (rv<0) {
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DBG_INFO(NULL, "here (%d)", rv);
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return 2;
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}
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dbArgs=GWEN_DB_Group_new("arguments");
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rv=_readArgs(argc, argv, dbArgs);
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if (rv<0) {
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DBG_INFO(NULL, "here (%d)", rv);
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return 2;
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}
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else if (rv==1) {
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DBG_INFO(NULL, "Help printed, done");
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return 0;
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}
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gui=GWEN_Gui_CGui_new();
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s=GWEN_DB_GetCharValue(dbArgs, "charset", 0, NULL);
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if (s && *s)
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GWEN_Gui_SetCharSet(gui, s);
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GWEN_Gui_SetGui(gui);
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rv=_serve(dbArgs);
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if (rv<0) {
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DBG_INFO(NULL, "here (%d)", rv);
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return 2;
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}
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return 0;
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}
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||||
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int _serve(GWEN_DB_NODE *dbArgs)
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||||
{
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const char *pidFile;
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||||
GWEN_MSG_ENDPOINT_MGR *emgr;
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int rv;
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rv=_setSignalHandlers();
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||||
if (rv<0) {
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||||
DBG_INFO(NULL, "here (%d)", rv);
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return rv;
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}
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pidFile=GWEN_DB_GetCharValue(dbArgs, "pidfile", 0, "aqhomed.pid");
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if (pidFile && *pidFile) {
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rv=_createPidFile(pidFile);
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if (rv<0) {
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||||
DBG_INFO(NULL, "here (%d)", rv);
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return rv;
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}
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}
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emgr=_setupService(dbArgs);
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if (emgr==NULL) {
|
||||
DBG_INFO(NULL, "Error setting up service");
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return GWEN_ERROR_GENERIC;
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}
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while(!stopService) {
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DBG_DEBUG(NULL, "Next loop");
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AQH_MsgManager_LoopOnce(emgr);
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}
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if (pidFile && *pidFile)
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remove(pidFile);
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||||
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return 0;
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}
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||||
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||||
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||||
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GWEN_MSG_ENDPOINT_MGR *_setupService(GWEN_DB_NODE *dbArgs)
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||||
{
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||||
GWEN_MSG_ENDPOINT_MGR *emgr;
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||||
int nodeAddress;
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const char *devicePath;
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||||
const char *logFile;
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const char *tcpAddress;
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int tcpPort;
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nodeAddress=GWEN_DB_GetIntValue(dbArgs, "nodeAddress", 0, 240);
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logFile=GWEN_DB_GetCharValue(dbArgs, "logfile", 0, NULL);
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devicePath=GWEN_DB_GetCharValue(dbArgs, "device", 0, "/dev/ttyUSB0");
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tcpAddress=GWEN_DB_GetCharValue(dbArgs, "tcpAddress", 0, NULL);
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tcpPort=GWEN_DB_GetIntValue(dbArgs, "tcpPort", 0, 45454);
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emgr=AQH_MsgManager_new(nodeAddress & 0xff);
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if (devicePath && *devicePath) {
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GWEN_MSG_ENDPOINT *epTty;
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epTty=AQH_TtyNodeEndpoint_new(devicePath, AQH_MSGMGR_ENDPOINTGROUP_NODE);
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if (epTty==NULL) {
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DBG_ERROR(NULL, "Error creating endpoint TTY");
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GWEN_MsgEndpointMgr_free(emgr);
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return NULL;
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}
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GWEN_MsgEndpointMgr_AddEndpoint(emgr, epTty);
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||||
}
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||||
else {
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||||
DBG_ERROR(NULL, "Missing device path");
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GWEN_MsgEndpointMgr_free(emgr);
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return NULL;
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}
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||||
if (logFile && *logFile) {
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GWEN_MSG_ENDPOINT *epLog;
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epLog=AQH_LogEndpoint_new(logFile, AQH_MSGMGR_ENDPOINTGROUP_NODE);
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if (epLog==NULL) {
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DBG_ERROR(AQH_LOGDOMAIN, "Error creating endpoint LOG");
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GWEN_MsgEndpointMgr_free(emgr);
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return NULL;
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}
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||||
GWEN_MsgEndpointMgr_AddEndpoint(emgr, epLog);
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||||
}
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||||
|
||||
if (tcpAddress && *tcpAddress && tcpPort) {
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GWEN_MSG_ENDPOINT *epTcp;
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epTcp=AQH_TcpIpcNodeEndpoint_new(NULL, tcpAddress, tcpPort, AQH_MSGMGR_ENDPOINTGROUP_IPC);
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if (epTcp==NULL) {
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DBG_ERROR(AQH_LOGDOMAIN, "Error creating endpoint TCP");
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||||
GWEN_MsgEndpointMgr_free(emgr);
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return NULL;
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}
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GWEN_MsgEndpointMgr_AddEndpoint(emgr, epTcp);
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||||
}
|
||||
|
||||
return emgr;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
int _readArgs(int argc, char **argv, GWEN_DB_NODE *dbArgs)
|
||||
{
|
||||
int rv;
|
||||
const GWEN_ARGS args[]= {
|
||||
{
|
||||
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
|
||||
GWEN_ArgsType_Char, /* type */
|
||||
"cfgdir", /* name */
|
||||
0, /* minnum */
|
||||
1, /* maxnum */
|
||||
"D", /* short option */
|
||||
"cfgdir", /* long option */
|
||||
I18S("Specify the configuration folder"),
|
||||
I18S("Specify the configuration folder")
|
||||
},
|
||||
{
|
||||
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
|
||||
GWEN_ArgsType_Char, /* type */
|
||||
"charset", /* name */
|
||||
0, /* minnum */
|
||||
1, /* maxnum */
|
||||
0, /* short option */
|
||||
"charset", /* long option */
|
||||
I18S("Specify the output character set"), /* short description */
|
||||
I18S("Specify the output character set") /* long description */
|
||||
},
|
||||
{
|
||||
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
|
||||
GWEN_ArgsType_Char, /* type */
|
||||
"device", /* name */
|
||||
0, /* minnum */
|
||||
1, /* maxnum */
|
||||
"d", /* short option */
|
||||
"device", /* long option */
|
||||
I18S("Specify the device to communicate with (e.g. /dev/ttyUSB0)"),
|
||||
I18S("Specify the device to communicate with (e.g. /dev/ttyUSB0)")
|
||||
},
|
||||
{
|
||||
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
|
||||
GWEN_ArgsType_Int, /* type */
|
||||
"nodeAddress", /* name */
|
||||
0, /* minnum */
|
||||
1, /* maxnum */
|
||||
"n", /* short option */
|
||||
"node", /* long option */
|
||||
I18S("Specify the node address for the AqHome node adaptor (default 240)"),
|
||||
I18S("Specify the node address for the AqHome node adaptor (default 240)")
|
||||
},
|
||||
{
|
||||
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
|
||||
GWEN_ArgsType_Char, /* type */
|
||||
"logFile", /* name */
|
||||
0, /* minnum */
|
||||
1, /* maxnum */
|
||||
"l", /* short option */
|
||||
"logfile", /* long option */
|
||||
I18S("Specify a logfile to log received messages to"),
|
||||
I18S("Specify a logfile to log received messages to")
|
||||
},
|
||||
{
|
||||
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
|
||||
GWEN_ArgsType_Char, /* type */
|
||||
"tcpAddress", /* name */
|
||||
0, /* minnum */
|
||||
1, /* maxnum */
|
||||
"t", /* short option */
|
||||
"tcpaddress", /* long option */
|
||||
I18S("Specify the TCP address to listen on (disabled if missing)"),
|
||||
I18S("Specify the TCP address to listen on (disabled if missing)")
|
||||
},
|
||||
{
|
||||
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
|
||||
GWEN_ArgsType_Int, /* type */
|
||||
"tcpPort", /* name */
|
||||
0, /* minnum */
|
||||
1, /* maxnum */
|
||||
"P", /* short option */
|
||||
"tcpport", /* long option */
|
||||
I18S("Specify the TCP port to listen on"),
|
||||
I18S("Specify the TCP port to listen on")
|
||||
},
|
||||
{
|
||||
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
|
||||
GWEN_ArgsType_Char, /* type */
|
||||
"pidfile", /* name */
|
||||
0, /* minnum */
|
||||
1, /* maxnum */
|
||||
"p", /* short option */
|
||||
"pidfile", /* long option */
|
||||
I18S("Specify the PID file"),
|
||||
I18S("Specify the PID file")
|
||||
},
|
||||
{
|
||||
GWEN_ARGS_FLAGS_HELP | GWEN_ARGS_FLAGS_LAST, /* flags */
|
||||
GWEN_ArgsType_Int, /* type */
|
||||
"help", /* name */
|
||||
0, /* minnum */
|
||||
0, /* maxnum */
|
||||
"h", /* short option */
|
||||
"help",
|
||||
I18S("Show this help screen."),
|
||||
I18S("Show this help screen.")
|
||||
}
|
||||
};
|
||||
|
||||
rv=GWEN_Args_Check(argc, argv, 1, 0, args, dbArgs);
|
||||
if (rv==GWEN_ARGS_RESULT_ERROR) {
|
||||
fprintf(stderr, "ERROR: Could not parse arguments main\n");
|
||||
return GWEN_ERROR_INVALID;
|
||||
}
|
||||
else if (rv==GWEN_ARGS_RESULT_HELP) {
|
||||
GWEN_BUFFER *ubuf;
|
||||
|
||||
ubuf=GWEN_Buffer_new(0, 1024, 0, 1);
|
||||
GWEN_Buffer_AppendArgs(ubuf,
|
||||
I18N("This is version %s.\nUsage: %s [OPTIONS]\n\nOptions:\n"),
|
||||
AQHOME_VERSION_STRING,
|
||||
argv[0]);
|
||||
if (GWEN_Args_Usage(args, ubuf, GWEN_ArgsOutType_Txt)) {
|
||||
fprintf(stderr, "ERROR: Could not create help string\n");
|
||||
return 1;
|
||||
}
|
||||
GWEN_Buffer_AppendString(ubuf, "\n");
|
||||
|
||||
fprintf(stdout, "%s\n", GWEN_Buffer_GetStart(ubuf));
|
||||
GWEN_Buffer_free(ubuf);
|
||||
return GWEN_ERROR_CLOSE;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
int _setSignalHandlers(void)
|
||||
{
|
||||
#ifdef HAVE_SIGNAL_H
|
||||
int rv;
|
||||
|
||||
rv=_setupSigAction(&saINT, SIGINT);
|
||||
if (rv)
|
||||
return rv;
|
||||
|
||||
rv=_setupSigAction(&saTERM, SIGTERM);
|
||||
if (rv)
|
||||
return rv;
|
||||
|
||||
rv=_setupSigAction(&saHUP, SIGHUP);
|
||||
if (rv)
|
||||
return rv;
|
||||
|
||||
# ifdef SIGTSTP
|
||||
rv=_setupSigAction(&saTSTP, SIGTSTP);
|
||||
if (rv)
|
||||
return rv;
|
||||
# endif
|
||||
|
||||
# ifdef SIGCONT
|
||||
rv=_setupSigAction(&saCONT, SIGCONT);
|
||||
if (rv)
|
||||
return rv;
|
||||
# endif
|
||||
#endif
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
int _setupSigAction(struct sigaction *sa, int sig)
|
||||
{
|
||||
sa->sa_handler=_signalHandler;
|
||||
sigemptyset(&sa->sa_mask);
|
||||
sa->sa_flags=0;
|
||||
if (sigaction(sig, sa, 0)) {
|
||||
DBG_ERROR(NULL, "Could not setup signal handler for signal %d", sig);
|
||||
return GWEN_ERROR_IO;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
void _signalHandler(int s)
|
||||
{
|
||||
switch(s) {
|
||||
case SIGINT:
|
||||
case SIGTERM:
|
||||
case SIGHUP:
|
||||
DBG_WARN(0, "Received signal %d, stopping service in next loop.",s);
|
||||
stopService=1;
|
||||
break;
|
||||
default:
|
||||
DBG_WARN(0, "Unknown signal %d",s);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
int _createPidFile(const char *pidFilename)
|
||||
{
|
||||
FILE *f;
|
||||
int pidfd;
|
||||
|
||||
if (remove(pidFilename)==0) {
|
||||
DBG_ERROR(0, "Old PID file existed, removed. (Unclean shutdown?)");
|
||||
}
|
||||
|
||||
#ifdef HAVE_SYS_STAT_H
|
||||
pidfd = open(pidFilename, O_EXCL|O_CREAT|O_WRONLY, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH);
|
||||
if (pidfd < 0) {
|
||||
DBG_ERROR(NULL, "Could not create PID file \"%s\" (%s), aborting.", pidFilename, strerror(errno));
|
||||
return GWEN_ERROR_IO;
|
||||
}
|
||||
|
||||
f = fdopen(pidfd, "w");
|
||||
#else /* HAVE_STAT_H */
|
||||
f=fopen(pidFilename,"w+");
|
||||
#endif /* HAVE_STAT_H */
|
||||
|
||||
/* write pid */
|
||||
#ifdef HAVE_GETPID
|
||||
fprintf(f,"%d\n",getpid());
|
||||
#else
|
||||
fprintf(f,"-1\n");
|
||||
#endif
|
||||
if (fclose(f)) {
|
||||
DBG_ERROR(0, "Could not close PID file \"%s\" (%s), aborting.", pidFilename, strerror(errno));
|
||||
return GWEN_ERROR_IO;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user