Files
aqhomecontrol/apps/aqhome-tool/data/watch.c
2024-04-17 23:11:52 +02:00

264 lines
7.9 KiB
C

/****************************************************************************
* 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 "./getdatapoints.h"
#include "../utils.h"
#include "aqhome/aqhome.h"
#include "aqhome/msg/msg_node.h"
#include "aqhome/ipc/msg_ipc_result.h"
#include "aqhome/ipc/data/msg_data_multidata.h"
#include "aqhome/ipc/data/ipc_data.h"
#include "aqhome/ipc/endpoint_ipc.h"
#include "aqhome/ipc/msg_ipc_tag16.h"
#include <gwenhywfar/args.h>
#include <gwenhywfar/i18n.h>
#include <gwenhywfar/debug.h>
#include <gwenhywfar/text.h>
#include <time.h>
#include <unistd.h>
#define I18S(msg) msg
#define I18N(msg) GWEN_I18N_Translate(PACKAGE, msg)
static int _doWatch(GWEN_DB_NODE *dbArgs);
static void _awaitAndPrintChanges(GWEN_MSG_ENDPOINT *epTcp, int timeoutInSeconds, const char *tmpl);
static void _handleDataResponse(GWEN_MSG *msg, const char *tmpl);
int AQH_Tool_Watch(GWEN_DB_NODE *dbGlobalArgs, int argc, char **argv)
{
GWEN_DB_NODE *dbLocalArgs;
int rv;
const GWEN_ARGS args[]= {
{
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
GWEN_ArgsType_Char, /* type */
"brokerAddress", /* name */
0, /* minnum */
1, /* maxnum */
"t", /* short option */
"tcpaddress", /* long option */
I18S("Specify TCP address to connect to (defaults to 127.0.0.1)"),
I18S("Specify TCP address to connect to (defaults to 127.0.0.1)")
},
{
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
GWEN_ArgsType_Int, /* type */
"brokerPort", /* 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_Int, /* type */
"timeout", /* name */
0, /* minnum */
1, /* maxnum */
"T", /* short option */
NULL, /* long option */
I18S("Specify timeout in seconds for response"),
I18S("Specify timeout in seconds for response")
},
{
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
GWEN_ArgsType_Char, /* type */
"brokerClientId", /* name */
0, /* minnum */
1, /* maxnum */
"c", /* short option */
"clientid", /* long option */
I18S("Specify CLIENTID"),
I18S("Specify CLIENTID")
},
{
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
GWEN_ArgsType_Char, /* type */
"userId", /* name */
0, /* minnum */
1, /* maxnum */
"u", /* short option */
"userid", /* long option */
I18S("Specify user id"),
I18S("Specify user id")
},
{
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
GWEN_ArgsType_Char, /* type */
"password", /* name */
0, /* minnum */
1, /* maxnum */
"p", /* short option */
"password", /* long option */
I18S("Specify service password"),
I18S("Specify service password")
},
{
GWEN_ARGS_FLAGS_HAS_ARGUMENT, /* flags */
GWEN_ArgsType_Char, /* type */
"template", /* name */
0, /* minnum */
1, /* maxnum */
NULL, /* short option */
"tmpl", /* long option */
I18S("Specify template for output"),
I18S("Specify template for output")
},
{
GWEN_ARGS_FLAGS_HELP | GWEN_ARGS_FLAGS_LAST, /* flags */
GWEN_ArgsType_Int, /* type */
"help", /* name */
0, /* minnum */
0, /* maxnum */
"h", /* short option */
"help", /* long option */
"Show this help screen", /* short description */
"Show this help screen" /* long description */
}
};
dbLocalArgs=GWEN_DB_GetGroup(dbGlobalArgs, GWEN_DB_FLAGS_DEFAULT, "local");
rv=GWEN_Args_Check(argc, argv, 1,
GWEN_ARGS_MODE_ALLOW_FREEPARAM,
args,
dbLocalArgs);
if (rv==GWEN_ARGS_RESULT_ERROR) {
fprintf(stderr, "ERROR: Could not parse arguments\n");
return 1;
}
else if (rv==GWEN_ARGS_RESULT_HELP) {
GWEN_BUFFER *ubuf;
ubuf=GWEN_Buffer_new(0, 1024, 0, 1);
if (GWEN_Args_Usage(args, ubuf, GWEN_ArgsOutType_Txt)) {
fprintf(stderr, "ERROR: Could not create help string\n");
return 1;
}
fprintf(stderr, "%s\n", GWEN_Buffer_GetStart(ubuf));
GWEN_Buffer_free(ubuf);
return 0;
}
AQH_MergeConfigFileIntoConfig(dbLocalArgs, "ConfigFile");
return _doWatch(dbLocalArgs);
}
int _doWatch(GWEN_DB_NODE *dbArgs)
{
GWEN_MSG_ENDPOINT *epTcp;
int timeoutInSeconds;
const char *tmpl;
timeoutInSeconds=GWEN_DB_GetIntValue(dbArgs, "timeout", 0, 0);
tmpl=GWEN_DB_GetCharValue(dbArgs, "template", 0, "$(datapoint/timestampAsDate)\t$(datapoint/datapoint)\t$(value/nameForSystem)");
epTcp=Utils_SetupBrokerClientEndpoint(dbArgs, AQH_IPCENDPOINT_FLAGS_WANTUPDATES);
if (epTcp==NULL) {
DBG_ERROR(NULL, "ERROR creating TCP connection");
return 2;
}
_awaitAndPrintChanges(epTcp, timeoutInSeconds, tmpl);
GWEN_MsgEndpoint_free(epTcp);
return 0;
}
void _awaitAndPrintChanges(GWEN_MSG_ENDPOINT *epTcp, int timeoutInSeconds, const char *tmpl)
{
time_t tStart;
tStart=time(NULL);
for (;;) {
GWEN_MSG *msg;
msg=Utils_WaitForSpecificIpcMessage(epTcp, AQH_MSGTYPE_IPC_DATA_DATACHANGED, 5);
if (msg) {
uint16_t code;
code=GWEN_IpcMsg_GetCode(msg);
if (code==AQH_MSGTYPE_IPC_DATA_DATACHANGED) {
_handleDataResponse(msg, tmpl);
GWEN_Msg_free(msg);
}
else {
DBG_INFO(NULL, "Unexpected message \"%d\"", code);
GWEN_Msg_free(msg);
}
}
if (timeoutInSeconds) {
time_t now;
double delta;
now=time(NULL);
delta=difftime(now, tStart);
if ((int)delta>=timeoutInSeconds) {
DBG_INFO(NULL, "Timeout");
break;
}
}
} /* for */
}
void _handleDataResponse(GWEN_MSG *msg, const char *tmpl)
{
AQH_VALUE *value;
const GWEN_TAG16 *tag;
unsigned int numberOfPoints;
const uint64_t *dataPoints;
AQH_MultiDataDataIpcMsg_Parse(msg, 0);
value=AQH_MultiDataDataIpcMsg_ReadValue(msg);
tag=AQH_Tag16IpcMsg_FindFirstTagByType(msg, AQH_MSGDATA_MULTIDATA_TAGS_DATA);
numberOfPoints=(tag?GWEN_Tag16_GetTagLength(tag):0)/(2*sizeof(uint64_t));
dataPoints=tag?((const uint64_t*) GWEN_Tag16_GetTagData(tag)):NULL;
if (numberOfPoints>0 && dataPoints) {
uint32_t i;
for(i=0; i<numberOfPoints; i++) {
uint64_t timestamp;
union {double f; uint64_t i;} u;
timestamp=*(dataPoints++);
u.i=*(dataPoints++);
Utils_PrintFormattedSingleDataPoint(value, timestamp, u.f, tmpl);
}
}
AQH_Value_free(value);
}