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tline.c
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tline.c
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/*
* qtripp
* Copyright (C) 2017-2020 Jan-Piet Mens <jp@mens.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <math.h>
#include <mosquitto.h>
#include <assert.h>
#include "util.h"
#include "uthash.h"
#include "conf.h"
#include "udata.h"
#include "tline.h"
#include "constfile.h"
#ifdef WITH_BEAN
# include "bean.h"
#endif
#include "models.h"
#include "devices.h"
#include "reports.h"
#include "ignores.h"
#define MAXLINELEN (8192 * 2)
#define QOS 2
#define NAGIOSREPORT "nagios/qtripp"
/*
* DBGOUT != 0 means print each line
* DBGOUT == 1 means print "sent"
* DBGOUT == 2 means print "devs"
* DBGOUT == 3 means print "GTHBD"
*/
#define DBGOUT 0
#define DLOG(lev, fmt, ...) if ((lev) == DBGOUT) fprintf(stderr, fmt, __VA_ARGS__)
struct my_stat {
char key[24]; /* key: subtype-protov */
long counter;
bool ignored;
UT_hash_handle hh;
};
static struct my_stat *report_stats = NULL;
struct my_imeistat {
char key[18];
long reports;
time_t last_seen;
char *name;
double lat, lon, vel;
long cog;
time_t tst;
bool validpos;
UT_hash_handle hh;
};
static struct my_imeistat *imei_stats = NULL;
void pub(struct udata *ud, char *topic, char *payload, bool retain)
{
int rc;
rc = mosquitto_publish(ud->mosq, NULL, topic, strlen(payload), payload, QOS, retain);
if (rc) {
xlog(ud, "Publish failed: rc=%d...\n", rc);
#if 1
if (rc == MOSQ_ERR_NO_CONN) {
mosquitto_reconnect(ud->mosq);
}
#endif
}
}
static void imei_incr(char *imei, int reports)
{
struct my_imeistat *is;
HASH_FIND_STR(imei_stats, imei, is);
if (!is) {
is = (struct my_imeistat *)malloc(sizeof(struct my_imeistat));
strncpy(is->key, imei, 16);
is->last_seen = time(0);
is->reports = reports;
is->validpos = false;
is->lat = 0.0L;
is->lon = 0.0L;
is->vel = 0.0L;
is->tst = time(0);
HASH_ADD_STR(imei_stats, key, is);
} else {
is->last_seen = time(0);
is->reports += reports;
}
}
static bool imei_last_position(char *imei, double *lat, double *lon, time_t *tst, double *vel, long *cog, bool set)
{
struct my_imeistat *is;
bool rc = false;
HASH_FIND_STR(imei_stats, imei, is);
if (!is) {
is = (struct my_imeistat *)malloc(sizeof(struct my_imeistat));
strncpy(is->key, imei, 16);
is->last_seen = time(0);
is->reports = 0;
is->validpos = false;
if (set) {
is->validpos = true;
is->lat = *lat;
is->lon = *lon;
is->vel = *vel;
is->cog = *cog;
is->tst = *tst;
}
HASH_ADD_STR(imei_stats, key, is);
} else {
if (set) {
is->validpos = true;
is->lat = *lat;
is->lon = *lon;
is->vel = *vel;
is->cog = *cog;
is->tst = *tst;
}
*lat = is->lat;
*lon = is->lon;
*vel = is->vel;
*cog = is->cog;
*tst = is->tst;
if (is->validpos)
rc = true;
}
return (rc);
}
static void stat_incr(char *subtype, char *protov, bool ig)
{
struct my_stat *ms;
char key[BUFSIZ];
snprintf(key, sizeof(key), "%s-%s",
(subtype && *subtype) ? subtype : "unknown",
(protov && *protov ) ? protov : "unknown");
HASH_FIND_STR(report_stats, key, ms);
if (!ms) {
ms = (struct my_stat *)malloc(sizeof(struct my_stat));
strncpy(ms->key, key, 20);
ms->counter = 1L;
ms->ignored = ig;
HASH_ADD_STR(report_stats, key, ms);
} else {
ms->counter++;
ms->ignored = ig;
}
}
void print_stats(struct udata *ud)
{
struct my_stat *ms, *tmp;
char buf[BUFSIZ];
HASH_ITER(hh, report_stats, ms, tmp) {
snprintf(buf, sizeof(buf), "%s %c %ld",
ms->key,
ms->ignored ? 'I' : '-',
ms->counter);
xlog(ud, "stats: %s\n", buf);
if (ud->cf->reporttopic)
pub(ud, (char *)ud->cf->reporttopic, buf, false);
}
/* FIXME: consider deleting keys when they've been listed? */
}
void pong(struct udata *ud)
{
STATSD_INC(ud->cf->sd, "pong");
pub(ud, NAGIOSREPORT, "pong", false);
}
void dump_stats(struct udata *ud)
{
char path[BUFSIZ];
FILE *fp;
if (!ud->cf->dumpdir) {
xlog(ud, "Cannot dump_stats because dumpdir not configured\n");
return;
}
snprintf(path, sizeof(path), "%s/stats.json", ud->cf->dumpdir);
if ((fp = fopen(path, "w")) != NULL) {
JsonNode *obj = json_mkobject(), *o;
struct my_stat *ms, *tmp;
char *js;
HASH_ITER(hh, report_stats, ms, tmp) {
o = json_mkobject();
json_append_member(o, "counter", json_mknumber(ms->counter));
json_append_member(o, "ignored", json_mkbool(ms->ignored));
json_append_member(obj, ms->key, o);
}
if ((js = json_stringify(obj, " ")) != NULL) {
fprintf(fp, "%s\n", js);
free(js);
}
json_delete(obj);
fclose(fp);
}
/* IMEI_STATS */
snprintf(path, sizeof(path), "%s/imei.json", ud->cf->dumpdir);
if ((fp = fopen(path, "w")) != NULL) {
JsonNode *obj = json_mkobject(), *o;
struct my_imeistat *is, *tmp;
char *js;
HASH_ITER(hh, imei_stats, is, tmp) {
o = json_mkobject();
json_append_member(o, "last_seen", json_mknumber(is->last_seen));
json_append_member(o, "reports", json_mknumber(is->reports));
json_append_member(obj, is->key, o);
}
if ((js = json_stringify(obj, " ")) != NULL) {
fprintf(fp, "%s\n", js);
free(js);
}
json_delete(obj);
fclose(fp);
}
xlog(ud, "Statistics dumped.\n");
}
/*
* The JSON object we obtained from the tracker is complete and
* can be published. Check if we have extra JSON stuff we want
* to add to it.
*/
void transmit_json(struct udata *ud, char *imei, JsonNode *obj, bool retain)
{
JsonNode *e, *extra;
char *js;
char *topic;
topic = device_to_topic(ud->cf, imei);
if ((extra = extra_json(ud->ef, imei)) != NULL) {
json_foreach(e, extra) {
JsonNode *j;
/* The object we're going to transmit _might_ already have
* these extra variables; remove the elements before
* adding them in again.
*/
if ((j = json_find_member(obj, e->key)) != NULL) {
json_remove_from_parent(j);
}
if (e->tag == JSON_STRING)
json_append_member(obj, e->key, json_mkstring(e->string_));
else if (e->tag == JSON_NUMBER)
json_append_member(obj, e->key, json_mknumber(e->number_));
else if (e->tag == JSON_BOOL)
json_append_member(obj, e->key, json_mkbool(e->bool_));
}
}
/*
* Ensure TID is a string for Traccar owntracks decoder; we had a case
* of tid being a number (53). Also forget about checking for number and
* formatting that; we just add last two chars of IMEI as tid.
*/
if ((e = json_find_member(obj, "tid")) != NULL) {
if (e->tag != JSON_STRING) {
json_remove_from_parent(e);
json_append_member(obj, "tid", json_mkstring(imei + (strlen(imei) - 2)));
}
}
if ((js = json_encode(obj)) != NULL) {
xlog(ud, "PUBLISH: %s %s\n", topic, js);
STATSD_INC(ud->cf->sd, "mqtt.message.publish");
pub(ud, topic, js, retain);
free(js);
}
if (extra != NULL)
json_delete(extra);
}
/*
* Find `elem' in the JSON `obj'. In particular find NUMBERs and convert
* to our special JSON DOUBLE type with the specified precision.
*/
void precision(JsonNode *obj, char *elem, int prec)
{
JsonNode *j;
double d;
if ((j = json_find_member(obj, elem)) != NULL) {
assert(j->tag == JSON_NUMBER || j->tag == JSON_DOUBLE);
d = j->number_;
json_remove_from_parent(j);
json_append_member(obj, elem, json_mkdouble(d, prec));
}
}
/*
* A connection has been closed, probably by a device. Publish a
* pseudo LWT for this device. (Pseudo b/c we have the central
* connection to a broker and are going to pretend the device
* actually has that.)
*/
void pseudo_lwt(struct udata *ud, char *imei)
{
JsonNode *o = json_mkobject();
if (!imei || !*imei)
return;
STATSD_INC(ud->cf->sd, "mqtt.message.lwt");
json_append_member(o, "_type", json_mkstring("lwt"));
json_append_member(o, "imei", json_mkstring(imei));
json_append_member(o, "tst", json_mknumber(time(0)));
transmit_json(ud, imei, o, false);
#ifdef WITH_BEAN
bean_put(ud, o);
#endif
json_delete(o);
}
#define GET_D(n) ((n > 0 && n < nparts && *parts[n]) ? atof(parts[n]) : NAN)
#define GET_S(n) ((n > 0 && n < nparts && *parts[n]) ? parts[n] : NULL)
/*
* `line' contains a line of text from a tracker. Do what is necessary,
* and return the IMEI string if there is one.
*/
static long linecounter = 0L;
/*
* If anything is to be written back to the device, do so by
* allocating a string and putting it at `*response'; the caller
* will write to device and free the string.
*/
char *handle_report(struct udata *ud, char *line, char **response)
{
char **parts, *tparts[4], *imei_dup = NULL;
int n, nparts;
char abr[24], subtype[24]; /* abr= ACK, BUFF, RESP, i.e. the bit before : */
char id[64];
struct _device *dp;
struct _ignore *ip;
bool subtype_ignored = false;
char cbuf[BUFSIZ], *cname;
STATSD_INC(ud->cf->sd, "reports");
++linecounter;
#if DBGOUT != 0
fprintf(stderr, "DEBUG line #%ld (%lu) %s\n",
linecounter, line != NULL ? strlen(line) : 0, line != NULL ? line : "NULL");
#endif
if (*line == '*') {
// xlog(ud, "Control: %s\n", line);
if (!strncmp(line, "*PING", 5)) {
*response = strdup("*PONG");
}
return (NULL);
}
if ((parts = clean_split(ud, line, &nparts)) == NULL) {
xlog(ud, "Cannot split line from csv: %s\n", line);
return (NULL);
}
/*
* parts[0] contains "RESP:GTFRI". Point `abr' to the initial
* portion and subtype to the second; chop at the ':'
*/
if ((n = splitter(parts[0], ":", tparts)) != 2) {
xlog(ud, "Cannot split type from parts[0]\n");
if (n != -1)
splitterfree(tparts);
goto finish;
}
strcpy(abr, tparts[0]);
strcpy(subtype, tparts[1]);
splitterfree(tparts);
char *imei = GET_S(2);
// the protocol version consists of a model identifier (2 or 6 bytes) plus 4 bytes of version string
// e.g. 380D01 for GV65Plus (x38) version 13.1
// e.g. 8020030100 for GV58CEU (x802003) version 1.0
char *protov = GET_S(1); /* MOMAMI or MMMOOOMAMI
* MO = model 2 hex digits
* MMMOOO = model 6 hex digits
* MA = major 2 hex digits
* MI = minor 2 hex digits
*/
/*
* If we have neither IMEI nor protov forget the rest; impossible to
* handle.
*/
if (!imei || !*imei || !protov || !*protov) {
STATSD_INC(ud->cf->sd, "reports.bad");
goto finish;
}
struct _report *rp = lookup_reports(subtype);
if ((ip = lookup_ignores(subtype)) != NULL) {
subtype_ignored = true;
}
stat_incr(subtype, protov, subtype_ignored);
if (subtype_ignored) {
STATSD_INC(ud->cf->sd, "reports.subtype.ignored");
xlog(ud, "Ignoring %s: %s (%s)\n",
(*subtype) ? subtype : "<nil>",
(ip->reason && *ip->reason) ? ip->reason : "<nil>",
(rp && rp->desc && *rp->desc) ? rp->desc : "unknown report type");
xlog(ud, "+++ I=%s Ignored LINE=%s\n", imei, line);
goto finish;
}
imei_dup = strdup(imei);
struct _model *model = lookup_models(protov);
cname = constfile_stab(ud->ef, imei, cbuf, sizeof(cbuf));
xlog(ud, "+++ I=%s (%s) M=%s np=%d P=%s C=%ld T=%s:%s (%s) LINE=%s\n",
imei,
(cname) ? cname : ".",
(model) ? model->desc : "unknown",
nparts, protov,
linecounter,
abr, subtype, (rp ? rp->desc : "unknown"),
line);
if (strcmp(abr, "ACK") == 0) {
char rr[BUFSIZ];
if (!strcmp(subtype, "GTHBD")) {
double last_lat, last_lon, last_vel;
long last_cog;
time_t last_tst;
STATSD_INC(ud->cf->sd, "reports.gthbd");
snprintf(rr, sizeof(rr), "+SACK:GTHBD,,%s$", GET_S(5) ? GET_S(5) : "0000");
*response = strdup(rr);
/*
* If we have a last valid lat/lon, we create a small "p"ing type
* publish with our last valid position and the timestamp from the
* heartbeat, adding "sent" as the current time(0) to identify
* when this ping originated.
*/
if (imei_last_position(imei, &last_lat, &last_lon, &last_tst, &last_vel, &last_cog, false) == true) {
JsonNode *obj = json_mkobject();
json_append_member(obj, "_type", json_mkstring("location"));
json_append_member(obj, "lat", json_mkdouble(last_lat, 6));
json_append_member(obj, "lon", json_mkdouble(last_lon, 6));
json_append_member(obj, "vel", json_mkdouble(last_vel, 1));
json_append_member(obj, "cog", json_mknumber(last_cog));
json_append_member(obj, "tst", json_mknumber(last_tst));
json_append_member(obj, "sent", json_mknumber(time(0)));
json_append_member(obj, "t", json_mkstring("p"));
transmit_json(ud, imei, obj, true);
json_delete(obj);
}
}
goto finish;
}
/*
* lookup device definition
*/
//fprintf(stderr, "lookup_devices %s %s\n", subtype, protov ? protov : "NULL");
if ((dp = lookup_devices(subtype, protov)) == NULL) {
xlog(ud, "MISSING: device definition for %s-%s\n", subtype, protov);
goto finish;
}
snprintf(id, sizeof(id), "%s-%s", subtype, protov);
if (strcmp(dp->id, id)) {
xlog(ud, "DEFAULT: device definition for %s used %s\n", id, dp->id);
}
char *dpn = GET_S(dp->num);
int nreports = atoi(dpn ? dpn : "0"); /* "Number" from docs */
imei_incr(imei, nreports);
xlog(ud, "++. N=%d\n", nreports);
if (ud->debugging) {
for (n = 0; parts[n]; n++) {
xlog(ud, "\t%2d %s\n", n, parts[n]);
}
}
JsonNode *jmerge = json_mkobject(), *jm;
/* "vin" is the optional vehicle identification number */
if (dp->vin > 0) {
char *vin = GET_S(dp->vin);
if (vin != NULL) {
json_append_member(jmerge, "vin", json_mkstring(vin));
}
}
/* "name" is the optional device name */
if (dp->name > 0) {
char *name = GET_S(dp->name);
if (name != NULL) {
json_append_member(jmerge, "name", json_mkstring(name));
}
}
/* "rit" is Record ID and Report Type combined */
double rit = 0.0;
int rid = 0;
int rty = 0;
if (dp->rid > 0) {
double frid = GET_D(dp->rid);
if (!isnan(frid)) {
rid = frid;
json_append_member(jmerge, "rid", json_mknumber(rid));
}
}
if (dp->rty > 0) {
double frty = GET_D(dp->rty);
if (!isnan(frty)) {
rty = frty;
json_append_member(jmerge, "rty", json_mknumber(rty));
}
}
if (dp->rit > 0) {
rit = GET_D(dp->rit);
if (!isnan(rit)) {
json_append_member(jmerge, "rit", json_mknumber(rit));
/* determine "t" from subtype, report id and report type */
rid = floor(rit / 10.0);
json_append_member(jmerge, "rid", json_mknumber(rid));
rty = fmod(rit, 10.0);
json_append_member(jmerge, "rty", json_mknumber(rty));
}
}
/* "mst" is the motion state*/
int mst = 0;
if (dp->mst > 0) {
mst = floor(GET_D(dp->mst));
json_append_member(jmerge, "mst", json_mknumber(mst));
}
/* io status (ios) is present if indicated for one protocol version */
bool iospresent = true;
if (!strcmp(subtype, "GTFRI") && (!strcmp(protov, "300800") || !strcmp(protov, "301500"))) {
if ((rid & 0x01) == 0) {
iospresent = false;
}
}
/* some messages have an erim state. if so, two bits indicate the presence of other optional parts */
bool ac100present = true;
int ac100number = 1;
bool canpresent = true;
bool xyzpresent = false;
int xyznumber = 1;
if (dp->erim > 0) {
char *erimstring = GET_S(dp->erim);
if (erimstring != NULL) {
unsigned long erim = strtoul(erimstring, NULL, 16);
//fprintf(stderr, "erim string %s long %08lx\n", erimstring, erim);
ac100present = ((erim & 0x02) != 0);
//fprintf(stderr, "ac100present bool %d\n", ac100present);
canpresent = ((erim & 0x04) != 0);
//fprintf(stderr, "canpresent bool %d\n", canpresent);
xyzpresent = ((erim & 0x10) != 0);
//fprintf(stderr, "xyzpresent bool %d\n", xyzpresent);
}
}
/* "ubatt" is battery voltage in V */
if (dp->ubatt > 0) {
double ubatt = GET_D(dp->ubatt);
if (!isnan(ubatt)) {
json_append_member(jmerge, "ubatt", json_mkdouble(ubatt, 1));
}
}
/* "don" is duration since ignition on in seconds*/
if (dp->don > 0) {
double don = GET_D(dp->don);
if (!isnan(don)) {
json_append_member(jmerge, "don", json_mknumber(don));
}
}
/* "doff" is duration since ignition off in seconds */
if (dp->doff > 0) {
double doff = GET_D(dp->doff);
if (!isnan(doff)) {
json_append_member(jmerge, "doff", json_mknumber(doff));
}
}
/* "uext" is external power voltage in mV */
if (dp->uext > 0) {
double uext = GET_D(dp->uext);
if (!isnan(uext)) {
uext = uext / 1000.0;
json_append_member(jmerge, "uext", json_mknumber(uext));
}
}
/* "uart" indicates the possible optional components for analog sensor data */
double uart = GET_D(((nreports - 1) * 12) + dp->uart);
//fprintf(stderr, "uart double %g\n", uart);
if (!isnan(uart) && uart == 2) {
/* "ac100present" was set from the erimask and indicates if there are any ac100 data following */
if (ac100present) {
/* "anum" up to 19 analog data readings may be present */
double anum = GET_D(((nreports - 1) * 12) + dp->anum);
//fprintf(stderr, "anum double %g\n", anum);
if (!isnan(anum) && anum > 0) {
int a;
json_append_member(jmerge, "anum", json_mknumber(anum));
ac100number = anum;
for (a = 0; a < anum; a++) {
/* "adid", "adty", "adda" for each item we have id, type and data*/
//fprintf(stderr, "adid offset %d\n", ((nreports - 1) * 12) + a * 3 + dp->adid);
char *adid = GET_S(((nreports - 1) * 12) + a * 3 + dp->adid);
//fprintf(stderr, "adty offset %d\n", ((nreports - 1) * 12) + a * 3 + dp->adty);
char *adty = GET_S(((nreports - 1) * 12) + a * 3 + dp->adty);
//fprintf(stderr, "adda offset %d\n", ((nreports - 1) * 12) + a * 3 + dp->adda);
char *adda = GET_S(((nreports - 1) * 12) + a * 3 + dp->adda);
//fprintf(stderr, "adid %s adty %s adda %s\n", adid ? adid : "NULL", adty ? adty : "NULL", adda ? adda : "NULL");
if (adid != NULL && adty != NULL && adda != NULL) {
static char identifier[16];
/* "adid-xx" we append the item number to the name */
sprintf(identifier, "adid-%02d", a);
//fprintf(stderr, "identifier %s\n", identifier);
json_append_member(jmerge, identifier, json_mkstring(adid));
sprintf(identifier, "adty-%02d", a);
json_append_member(jmerge, identifier, json_mkstring(adty));
sprintf(identifier, "adda-%02d", a);
json_append_member(jmerge, identifier, json_mkstring(adda));
/* if the data type is 1, this means temperature in celsius as
* 2-complement shifted 4 (divided by 16)
*/
if (!strcmp(adty, "1")) {
long temp = strtol(adda, NULL, 16);
if (temp > 32535) {
temp -= 65536;
}
double dtemp = temp;
dtemp *= 0.0625;
sprintf(identifier, "temp_c-%02d", a);
json_append_member(jmerge, identifier, json_mkdouble(dtemp, 1));
}
}
}
}
}
}
/* "can" data is an optional component indicated by the erim mask */
if (canpresent) {
if (dp->can > 0) {
char *can = GET_S(((nreports - 1) * 12)
+ (ac100present ? ((ac100number - 1) * 3) : 0)
+ dp->can);
if (can != NULL) {
json_append_member(jmerge, "can", json_mkstring(can));
}
}
}
/* "xyzpresent" was set from the erimask and indicates if there are any xyz data following */
if (xyzpresent) {
/* "dgn" up to 3 xyz data readings may be present */
double dgn = GET_D(((nreports - 1) * 12) + dp->dgn);
//fprintf(stderr, "dgn double %g\n", dgn);
if (!isnan(dgn) && dgn > 0) {
int x;
json_append_member(jmerge, "dgn", json_mknumber(dgn));
xyznumber = dgn;
for (x = 0; x < dgn; x++) {
/* "da", "xyz" for each item we have data-attribute and xyz-axix-data*/
//fprintf(stderr, "da offset %d\n", ((nreports - 1) * 12) + x * 2 + dp->da);
double da = GET_D(((nreports - 1) * 12) + x * 2 + dp->da);
//fprintf(stderr, "adty offset %d\n", ((nreports - 1) * 12) + x * 2 + dp->xyz);
char *xyz = GET_S(((nreports - 1) * 12) + x * 2 + dp->xyz);
//fprintf(stderr, "da %g xyz %s\n", da, xyz ? xyz : "NULL");
if (xyz != NULL) {
static char identifier[16];
/* "da-xx" we append the item number to the name */
sprintf(identifier, "da-%02d", x);
//fprintf(stderr, "identifier %s\n", identifier);
json_append_member(jmerge, identifier, json_mkdouble(da, 0));
sprintf(identifier, "xyz-%02d", x);
json_append_member(jmerge, identifier, json_mkstring(xyz));
}
}
}
}
/*
* Some reports contain "blocks" of data which can repeat (GTFI, GTERI
* as shown below), and we want some of the data which is *behind* the
* repetitions. Grab it now.
*/
if (nreports > 0) {
if (dp->odometer > 0) {
double odo = GET_D(((nreports - 1) * 12) + dp->odometer);
if (!isnan(odo)) {
json_append_member(jmerge, "odometer", json_mkdouble(odo, 1));
}
}
/* "hmc" is hour meter count as HHHHH:MM:SS */
if (dp->hmc > 0) {
char *hmcstring = GET_S(dp->hmc);
if (hmcstring != NULL && strlen(hmcstring) == 11) {
double hmc = atof(hmcstring) * 3600.0 + atof(hmcstring + 6) * 60.0 + atof(hmcstring + 9);
json_append_member(jmerge, "hmc", json_mknumber(hmc));
}
}
/* "aiv" is analog input voltage in mV */
if (dp->aiv > 0) {
double aiv = GET_D(dp->aiv);
if (!isnan(aiv)) {
aiv = aiv / 1000.0;
json_append_member(jmerge, "aiv", json_mknumber(aiv));
}
}
/* "rpm" is engine round per minute */
if (dp->rpm > 0) {
double rpm = GET_D(((nreports - 1) * 12) + dp->rpm);
if (!isnan(rpm)) {
json_append_member(jmerge, "rpm", json_mknumber(rpm));
}
}
/* "fcon" is fuel consumption in l/100km */
if (dp->fcon > 0) {
double fcon = GET_D(((nreports - 1) * 12) + dp->fcon);
//fprintf(stderr, "fcon double %g\n", fcon);
if (!isnan(fcon) && !isinf(fcon)) {
json_append_member(jmerge, "fcon", json_mkdouble(fcon, 1));
}
}
/* "flvl" is fuel level percentage */
if (dp->flvl > 0) {
double flvl = GET_D(((nreports - 1) * 12) + dp->flvl);
if (!isnan(flvl)) {
json_append_member(jmerge, "flvl", json_mknumber(flvl));
}
}
/* "batt" is backup battery percentage */
if (dp->batt > 0) {
double d = GET_D(((nreports - 1) * 12) + dp->batt);
if (!isnan(d)) {
json_append_member(jmerge, "batt", json_mknumber(d));
}
}
/* "ios" is io status as 4 characters hex*/
if (iospresent && dp->ios > 0) {
char *iosstring = GET_S(dp->ios);
if (iosstring != NULL) {
unsigned long ios = strtoul(iosstring, NULL, 16);
json_append_member(jmerge, "din1", json_mkbool(ios & 0x0001));
json_append_member(jmerge, "ign", json_mkbool(ios & 0x0002));
}
}
/* "devs" is device status as 10 characters hex*/
DLOG(2, "DEBUG devs %d [%d]\n", dp->devs, ((nreports - 1) * 12) + dp->devs);
if (dp->devs > 0) {
char *devsstring = GET_S(((nreports - 1) * 12) + dp->devs);
if (devsstring != NULL) {
DLOG(2, "DEBUG devs %d [%d] %s\n", dp->devs, ((nreports - 1) * 12) + dp->devs, devsstring ? devsstring : "NULL");
unsigned long devs = strtoul(devsstring, NULL, 16);
json_append_member(jmerge, "dout1", json_mkbool(devs & 0x000001));
json_append_member(jmerge, "dout2", json_mkbool(devs & 0x000002));
json_append_member(jmerge, "din1", json_mkbool(devs & 0x000200));
json_append_member(jmerge, "din2", json_mkbool(devs & 0x000400));
json_append_member(jmerge, "motion", json_mkbool(devs & 0x020000));
json_append_member(jmerge, "tow", json_mkbool(devs & 0x040000));
json_append_member(jmerge, "fake", json_mkbool(devs & 0x080000));
json_append_member(jmerge, "ign", json_mkbool(devs & 0x200000));
json_append_member(jmerge, "sens", json_mkbool(devs & 0x400000));
}
}
/* "din" is digital input as 2 characters hex */
if (dp->din > 0) {
char *dinstring = GET_S(dp->din);
if (dinstring != NULL) {
unsigned long din = strtoul(dinstring, NULL, 16);
json_append_member(jmerge, "din1", json_mkbool(din & 0x01));
json_append_member(jmerge, "din2", json_mkbool(din & 0x02));
}
}
/* "dout" is digital output as 2 characters hex */
if (dp->dout > 0) {
char *doutstring = GET_S(dp->dout);
if (doutstring != NULL) {
unsigned long dout = strtoul(doutstring, NULL, 16);
json_append_member(jmerge, "dout1", json_mkbool(dout & 0x01));
json_append_member(jmerge, "dout2", json_mkbool(dout & 0x02));
}
}
/* "sent" sent time at device*/
DLOG(1, "DEBUG sent %d\n", dp->sent);
if (dp->sent > 0) {
DLOG(1, "DEBUG sent %d [%d]\n",
dp->sent,
dp->sent
+ ((nreports - 1) * 12)
+ (iospresent ? 0 : -1)
+ (ac100present ? 0 : -1)
+ (ac100present ? ((ac100number - 1) * 3) : 0)
+ (canpresent ? 0 : -1)
+ (xyzpresent ? ((xyznumber - 1) * 2) : 0)
);
char *sent = GET_S(dp->sent
+ ((nreports - 1) * 12)
+ (iospresent ? 0 : -1)
+ (ac100present ? 0 : -1)
+ (ac100present ? ((ac100number - 1) * 3) : 0)
+ (canpresent ? 0 : -1)
+ (xyzpresent ? ((xyznumber - 1) * 2) : 0)
);
DLOG(1, "DEBUG sent %d [%d] %s\n",
dp->sent,
dp->sent
+ ((nreports - 1) * 12)
+ (iospresent ? 0 : -1)
+ (ac100present ? 0 : -1)
+ (ac100present ? ((ac100number - 1) * 3) : 0)
+ (canpresent ? 0 : -1)
+ (xyzpresent ? ((xyznumber - 1) * 2) : 0),
sent ? sent : "NULL");
if (sent != NULL) {
time_t epoch;
if (str_time_to_secs(sent, &epoch) != 1) {
xlog(ud, "Cannot convert sent time from [%s]\n", sent);
} else {
json_append_member(jmerge, "sent", json_mknumber(epoch));
}
}
}
/* "count" is counter for sent messages */
if (dp->count > 0) {
char *count = GET_S(dp->count
+ ((nreports - 1) * 12)
+ (iospresent ? 0 : -1)
+ (ac100present ? 0 : -1)
+ (ac100present ? ((ac100number - 1) * 3) : 0)
+ (canpresent ? 0 : -1)
+ (xyzpresent ? ((xyznumber - 1) * 2) : 0)
);
if (count != NULL) {
json_append_member(jmerge, "count", json_mkstring(count));
}
}
}
/* handle sub-reports of e.g GTFRI / GTERI. Even if a subtype
* doesn't have sub-reports, we enter this and do it
* just once.
*/
double lastlat = NAN, lastlon = NAN;
int rep = 0;
do {
double lat, lon;
double vel, alt;
double mcc, mnc;
long cog;
char *s;
JsonNode *obj;
// xlog(ud, "--> REP==%d dp->num==%d\n", rep, dp->num);
int pos = (rep * 12); /* 12 elements in green area */
//fprintf(stderr, "DEBUG nofix (%d)\n", pos + dp->utc);
// TODO mnc etc. might be interesting though
if ((s = GET_S(pos + dp->utc)) == NULL) {
/* no fix */
continue;
}
// printf(" pos=%5d UTC =[%s]\n", pos + dp->utc, s);
// s = GET_S(pos + dp->lat);
// printf(" pos=%5d LAT =[%s]\n", pos + dp->lat, s);
lat = GET_D(pos + dp->lat);
lon = GET_D(pos + dp->lon);
if (isnan(lat) || isnan(lon)) {
continue;
}
obj = json_mkobject();
json_append_member(obj, "lat", json_mkdouble(lat, 6));
json_append_member(obj, "lon", json_mkdouble(lon, 6));
vel = GET_D(pos + dp->vel);
if (!isnan(vel)) {
json_append_member(obj, "vel", json_mkdouble(vel, 1));
}
if ((s = GET_S(pos + dp->cog)) != NULL) {
cog = atoi(s);
json_append_member(obj, "cog", json_mknumber(cog));
}
if ((s = GET_S(pos + dp->utc)) != NULL) {
time_t epoch;
if (str_time_to_secs(s, &epoch) != 1) {
xlog(ud, "Cannot convert time from [%s]\n", s);
continue;
}
json_append_member(obj, "tst", json_mknumber(epoch));
imei_last_position(imei, &lat, &lon, &epoch, &vel, &cog, true);
}