started working on aqhome-data.

this will be the data daemon storing datapoints, accessable via IPC.
2023-08-14 02:00:37 +02:00
parent 51a13f286f
commit 5fdb33c192
24 changed files with 1976 additions and 26 deletions
--- a/apps/aqhome-data/main.c
+++ b/apps/aqhome-data/main.c
@@ -0,0 +1,243 @@
+/****************************************************************************
+ * This file is part of the project AqHome.
+ * AqHome (c) by 2023 Martin Preuss, all rights reserved.
+ *
+ * The license for this file can be found in the file COPYING which you
+ * should have received along with this file.
+ ****************************************************************************/
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <aqhome/api.h>
+#include <aqhome/aqhome.h>
+
+#include "./aqhome_data.h"
+#include "./init.h"
+#include "./fini.h"
+#include "./loop.h"
+
+#include <gwenhywfar/gwenhywfar.h>
+#include <gwenhywfar/logger.h>
+#include <gwenhywfar/cgui.h>
+#include <gwenhywfar/debug.h>
+
+#ifdef HAVE_SIGNAL_H
+# include <signal.h>
+#endif
+
+
+
+//#define WRITE_INTERVAL_IN_SECS   (5*60)
+
+#define WRITE_INTERVAL_IN_SECS   (60)
+#define PING_INTERVAL            120
+
+
+
+/* ------------------------------------------------------------------------------------------------
+ * defines
+ * ------------------------------------------------------------------------------------------------
+ */
+
+
+
+
+/* ------------------------------------------------------------------------------------------------
+ * forward declarations
+ * ------------------------------------------------------------------------------------------------
+ */
+
+#ifdef HAVE_SIGNAL_H
+static int _setSignalHandlers(void);
+static int _setupSigAction(struct sigaction *sa, int sig);
+static void _signalHandler(int s);
+#endif
+
+static void _runService(AQHOME_DATA *aqh);
+static void _writeCurrentState(AQHOME_DATA *aqh);
+
+
+
+/* ------------------------------------------------------------------------------------------------
+ * static vars
+ * ------------------------------------------------------------------------------------------------
+ */
+
+#ifdef HAVE_SIGNAL_H
+static struct sigaction saINT,saTERM, saHUP, saTSTP, saCONT;
+#endif
+
+static int stopService=0;
+
+
+
+/* ------------------------------------------------------------------------------------------------
+ * implementations
+ * ------------------------------------------------------------------------------------------------
+ */
+
+int main(int argc, char **argv)
+{
+  int rv;
+  AQHOME_DATA *aqh;
+  GWEN_GUI *gui;
+
+  rv=GWEN_Init();
+  if (rv) {
+    fprintf(stderr, "ERROR: Unable to init Gwen.\n");
+    return 2;
+  }
+
+  GWEN_Logger_Open(0, "aqhome-data", 0, GWEN_LoggerType_Console, GWEN_LoggerFacility_User);
+  //GWEN_Logger_SetLevel(0, GWEN_LoggerLevel_Warning);
+  GWEN_Logger_SetLevel(0, GWEN_LoggerLevel_Info);
+
+  rv=_setSignalHandlers();
+  if (rv<0) {
+    DBG_INFO(NULL, "here (%d)", rv);
+    return rv;
+  }
+
+  rv=AQH_Init();
+  if (rv<0) {
+    DBG_INFO(NULL, "here (%d)", rv);
+    return 2;
+  }
+
+  gui=GWEN_Gui_CGui_new();
+  GWEN_Gui_SetGui(gui);
+
+  aqh=AqHomeData_new();
+  rv=AqHomeData_Init(aqh, argc, argv);
+  if (rv<0) {
+    DBG_INFO(NULL, "here (%d)", rv);
+    return 2;
+  }
+
+  _runService(aqh);
+
+  AqHomeData_Fini(aqh);
+  AqHomeData_free(aqh);
+
+  GWEN_Gui_SetGui(NULL);
+  GWEN_Gui_free(gui);
+
+  return 0;
+}
+
+
+
+void _runService(AQHOME_DATA *aqh)
+{
+  time_t timeStart;
+  time_t timeLastWrite;
+  int timeout;
+
+  timeout=AqHomeData_GetTimeout(aqh);
+  timeStart=time(NULL);
+  timeLastWrite=time(NULL);
+
+  while(!stopService) {
+    time_t now;
+
+    DBG_DEBUG(NULL, "Next loop");
+    AqHomeData_Loop(aqh, 2000);
+
+    now=time(NULL);
+
+    if (((int)difftime(now, timeLastWrite))>WRITE_INTERVAL_IN_SECS) {
+      DBG_INFO(NULL, "Write time");
+      _writeCurrentState(aqh);
+      timeLastWrite=now;
+    }
+
+    if (timeout && ((int)difftime(now, timeStart))>timeout) {
+      DBG_INFO(NULL, "Timeout");
+      _writeCurrentState(aqh);
+      break;
+    }
+  } /* while */
+}
+
+
+
+void _writeCurrentState(AQHOME_DATA *aqh)
+{
+  int rv;
+
+  rv=AqHomeData_WriteStorageIfChanged(aqh);
+  if (rv<0) {
+    DBG_ERROR(NULL, "ATTENTION: Could not write storage statefile (%d)", rv);
+  }
+}
+
+
+
+
+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;
+  }
+}
+
+