292 lines
8.9 KiB
C
292 lines
8.9 KiB
C
/****************************************************************************
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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 "./getlastdatapoint.h"
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#include "../utils.h"
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#include "aqhome/aqhome.h"
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#include "aqhome/msg/msg_node.h"
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#include "aqhome/ipc/msg_ipc_result.h"
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#include "aqhome/ipc/data/msg_data_getdata.h"
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#include "aqhome/ipc/data/msg_data_multidata.h"
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#include "aqhome/ipc/data/ipc_data.h"
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#include "aqhome/ipc/msg_ipc_tag16.h"
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#include <gwenhywfar/args.h>
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#include <gwenhywfar/i18n.h>
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#include <gwenhywfar/debug.h>
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#include <gwenhywfar/text.h>
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#include <time.h>
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#include <unistd.h>
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#define I18S(msg) msg
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#define I18N(msg) GWEN_I18N_Translate(PACKAGE, msg)
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/* ------------------------------------------------------------------------------------------------
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* forward declarations
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* ------------------------------------------------------------------------------------------------
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*/
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static int _doGetLastDataPoint(GWEN_DB_NODE *dbArgs);
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static void _sendCommand(GWEN_MSG_ENDPOINT *epTcp, const char *valueName);
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static int _awaitAndHandleResponse(GWEN_MSG_ENDPOINT *epTcp, int timeoutInSeconds);
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static int _handleDataResponse(GWEN_MSG *msg);
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/* ------------------------------------------------------------------------------------------------
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* code
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* ------------------------------------------------------------------------------------------------
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*/
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int AQH_Tool_GetLastDataPoint(GWEN_DB_NODE *dbGlobalArgs, int argc, char **argv)
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{
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GWEN_DB_NODE *dbLocalArgs;
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int rv;
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const GWEN_ARGS args[]= {
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{
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GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
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GWEN_ArgsType_Char, /* type */
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"brokerAddress", /* name */
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0, /* minnum */
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1, /* maxnum */
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"t", /* short option */
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"tcpaddress", /* long option */
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I18S("Specify TCP address to connect to (defaults to 127.0.0.1)"),
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I18S("Specify TCP address to connect to (defaults to 127.0.0.1)")
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},
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{
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GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
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GWEN_ArgsType_Int, /* type */
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"brokerPort", /* name */
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0, /* minnum */
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1, /* maxnum */
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"P", /* short option */
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"tcpport", /* long option */
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I18S("Specify the TCP port to listen on"),
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I18S("Specify the TCP port to listen on")
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},
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{
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GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
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GWEN_ArgsType_Int, /* type */
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"timeout", /* name */
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0, /* minnum */
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1, /* maxnum */
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"T", /* short option */
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NULL, /* long option */
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I18S("Specify timeout in seconds for response"),
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I18S("Specify timeout in seconds for response")
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},
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{
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GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
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GWEN_ArgsType_Char, /* type */
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"valueName", /* name */
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1, /* minnum */
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1, /* maxnum */
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"N", /* short option */
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"valuename", /* long option */
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I18S("Name/path of the value to add (e.g. server/temp/system)"),
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I18S("Name/path of the value to add (e.g. server/temp/system)")
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},
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{
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GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
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GWEN_ArgsType_Char, /* type */
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"brokerClientId", /* name */
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0, /* minnum */
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1, /* maxnum */
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"c", /* short option */
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"clientid", /* long option */
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I18S("Specify CLIENTID"),
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I18S("Specify CLIENTID")
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},
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{
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GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
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GWEN_ArgsType_Char, /* type */
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"userId", /* name */
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0, /* minnum */
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1, /* maxnum */
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"u", /* short option */
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"userid", /* long option */
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I18S("Specify user id"),
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I18S("Specify user id")
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},
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{
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GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
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GWEN_ArgsType_Char, /* type */
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"password", /* name */
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0, /* minnum */
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1, /* maxnum */
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"p", /* short option */
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"password", /* long option */
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I18S("Specify service password"),
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I18S("Specify service password")
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},
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{
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GWEN_ARGS_FLAGS_HELP | GWEN_ARGS_FLAGS_LAST, /* flags */
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GWEN_ArgsType_Int, /* type */
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"help", /* name */
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0, /* minnum */
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0, /* maxnum */
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"h", /* short option */
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"help", /* long option */
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"Show this help screen", /* short description */
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"Show this help screen" /* long description */
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}
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};
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dbLocalArgs=GWEN_DB_GetGroup(dbGlobalArgs, GWEN_DB_FLAGS_DEFAULT, "local");
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rv=GWEN_Args_Check(argc, argv, 1,
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GWEN_ARGS_MODE_ALLOW_FREEPARAM,
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args,
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dbLocalArgs);
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if (rv==GWEN_ARGS_RESULT_ERROR) {
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fprintf(stderr, "ERROR: Could not parse arguments\n");
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return 1;
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}
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else if (rv==GWEN_ARGS_RESULT_HELP) {
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GWEN_BUFFER *ubuf;
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ubuf=GWEN_Buffer_new(0, 1024, 0, 1);
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if (GWEN_Args_Usage(args, ubuf, GWEN_ArgsOutType_Txt)) {
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fprintf(stderr, "ERROR: Could not create help string\n");
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return 1;
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}
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fprintf(stderr, "%s\n", GWEN_Buffer_GetStart(ubuf));
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GWEN_Buffer_free(ubuf);
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return 0;
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}
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AQH_MergeConfigFileIntoConfig(dbLocalArgs, "ConfigFile");
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return _doGetLastDataPoint(dbLocalArgs);
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}
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int _doGetLastDataPoint(GWEN_DB_NODE *dbArgs)
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{
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GWEN_MSG_ENDPOINT *epTcp;
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int timeoutInSeconds;
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const char *valueName;
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int rv;
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timeoutInSeconds=GWEN_DB_GetIntValue(dbArgs, "timeout", 0, 5);
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valueName=GWEN_DB_GetCharValue(dbArgs, "valueName", 0, NULL);
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epTcp=Utils_SetupBrokerClientEndpoint(dbArgs, 0);
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if (epTcp==NULL) {
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DBG_ERROR(NULL, "ERROR creating TCP connection");
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return 2;
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}
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/*fprintf(stdout, "Sending GetLastDataPoint request (%s)\n", valueName);*/
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_sendCommand(epTcp, valueName);
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rv=_awaitAndHandleResponse(epTcp, timeoutInSeconds);
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if (rv!=0) {
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DBG_INFO(NULL, "here (%d)", rv);
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GWEN_MsgEndpoint_free(epTcp);
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return rv;
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}
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GWEN_MsgEndpoint_free(epTcp);
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return 0;
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}
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void _sendCommand(GWEN_MSG_ENDPOINT *epTcp, const char *valueName)
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{
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GWEN_MSG *msgOut;
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msgOut=AQH_GetDataDataIpcMsg_new(AQH_MSGTYPE_IPC_DATA_GETLASTDATA_REQ,
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GWEN_MsgEndpoint_GetNextMessageId(epTcp), 0,
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valueName, 0, 0, 1);
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GWEN_MsgEndpoint_AddSendMessage(epTcp, msgOut);
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}
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int _awaitAndHandleResponse(GWEN_MSG_ENDPOINT *epTcp, int timeoutInSeconds)
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{
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GWEN_MSG *msg;
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uint16_t code;
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msg=Utils_WaitForSpecificIpcMessage(epTcp, AQH_MSGTYPE_IPC_DATA_GETLASTDATA_RSP, timeoutInSeconds);
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if (msg) {
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code=GWEN_IpcMsg_GetCode(msg);
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if (code==AQH_MSGTYPE_IPC_DATA_GETLASTDATA_RSP) {
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int rv;
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rv=_handleDataResponse(msg);
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GWEN_Msg_free(msg);
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return rv;
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}
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else if (code==AQH_MSGTYPE_IPC_DATA_RESULT) {
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uint32_t resultCode;
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resultCode=AQH_ResultIpcMsg_GetResultCode(msg);
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fprintf(stderr, "ERROR: %d\n", resultCode);
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GWEN_Msg_free(msg);
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return 3;
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}
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else {
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DBG_INFO(NULL, "Unexpected message \"%d\"", code);
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GWEN_Msg_free(msg);
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return 3;
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}
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}
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else {
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DBG_ERROR(NULL, "No response received");
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return 2;
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}
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}
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int _handleDataResponse(GWEN_MSG *msg)
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{
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AQH_VALUE *value;
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const GWEN_TAG16 *tag;
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const char *valueUnits;
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unsigned int numberOfPoints;
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const uint64_t *dataPoints;
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AQH_MultiDataDataIpcMsg_Parse(msg, 0);
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value=AQH_MultiDataDataIpcMsg_ReadValue(msg);
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valueUnits=value?AQH_Value_GetValueUnits(value):NULL;
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tag=AQH_Tag16IpcMsg_FindFirstTagByType(msg, AQH_MSGDATA_MULTIDATA_TAGS_DATA);
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numberOfPoints=(tag?GWEN_Tag16_GetTagLength(tag):0)/(2*sizeof(uint64_t));
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dataPoints=tag?((const uint64_t*) GWEN_Tag16_GetTagData(tag)):NULL;
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if (numberOfPoints>0 && dataPoints) {
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uint64_t timestamp;
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union {double f; uint64_t i;} u;
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timestamp=dataPoints[0];
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u.i=dataPoints[1];
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Utils_PrintSingleDataPoint(timestamp, u.f, valueUnits);
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}
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AQH_Value_free(value);
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return 0;
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}
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