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metadata_writer_nne.c
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metadata_writer_nne.c
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/* Copyright (c) 2015, Celerway, Tomasz Rozensztrauch <t.rozensztrauch@radytek.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/time.h>
#include <string.h>
#include <getopt.h>
#include <stdlib.h>
#include "metadata_writer_nne.h"
#include "backend_event_loop.h"
#include "metadata_exporter_log.h"
static struct nne_value md_iface_parse_mode(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_submode(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_rssi(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_rscp(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_ecio(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_rsrp(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_rsrq(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_lac(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_cid(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_oper(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_ipaddr(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_value md_iface_parse_dev_state(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len);
static struct nne_metadata_descr NNE_METADATA_DESCR[] = {
{ NNE_IDX_MODE, "mode", 0, NNE_TYPE_UINT8, IFACE_EVENT_MODE_CHANGE, md_iface_parse_mode },
{ NNE_IDX_SUBMODE, "submode", 0, NNE_TYPE_UINT8, IFACE_EVENT_MODE_CHANGE, md_iface_parse_submode },
{ NNE_IDX_RSSI, "rssi", 1, NNE_TYPE_INT8, IFACE_EVENT_SIGNAL_CHANGE, md_iface_parse_rssi },
{ NNE_IDX_RSCP, "rscp", 1, NNE_TYPE_INT16, IFACE_EVENT_SIGNAL_CHANGE, md_iface_parse_rscp },
{ NNE_IDX_ECIO, "ecio", 1, NNE_TYPE_INT8, IFACE_EVENT_SIGNAL_CHANGE, md_iface_parse_ecio },
{ NNE_IDX_RSRP, "rsrp", 1, NNE_TYPE_INT16, IFACE_EVENT_SIGNAL_CHANGE, md_iface_parse_rsrp },
{ NNE_IDX_RSRQ, "rsrq", 1, NNE_TYPE_INT8, IFACE_EVENT_SIGNAL_CHANGE, md_iface_parse_rsrq },
{ NNE_IDX_LAC, "lac", 0, NNE_TYPE_STRING, IFACE_EVENT_LOC_CHANGE, md_iface_parse_lac },
{ NNE_IDX_CID, "cid", 0, NNE_TYPE_STRING, IFACE_EVENT_LOC_CHANGE, md_iface_parse_cid },
{ NNE_IDX_OPER, "oper", 0, NNE_TYPE_UINT32, IFACE_EVENT_NW_MCCMNC_CHANGE, md_iface_parse_oper },
{ NNE_IDX_IPADDR, "ipaddr", 0, NNE_TYPE_STRING, IFACE_EVENT_IP_ADDR_CHANGE, md_iface_parse_ipaddr },
{ NNE_IDX_DEV_STATE, "device_state", 0, NNE_TYPE_UINT8, IFACE_EVENT_DEV_STATE, md_iface_parse_dev_state }
};
#define NNE_METADATA_DESCR_LEN (sizeof(NNE_METADATA_DESCR) / sizeof(struct nne_metadata_descr))
static struct nne_value md_iface_parse_mode(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
value.type = NNE_TYPE_UINT8;
switch (mie->device_mode) {
case 0: // UNKNOWN
case 1: // DISCONNECTED
value.type = NNE_TYPE_NULL;
break;
case 2:
value.u.v_int8 = NNE_MODE_NOSERVICE;
break;
case 3:
value.u.v_int8 = NNE_MODE_GSM;
break;
case 4:
value.u.v_int8 = NNE_MODE_WCDMA;
break;
case 5:
value.u.v_int8 = NNE_MODE_LTE;
break;
default:
value.type = NNE_TYPE_NULL;
}
return value;
}
static struct nne_value md_iface_parse_submode(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
value.type = NNE_TYPE_NULL;
if (modem->metadata[NNE_IDX_MODE].value.u.v_uint8 == NNE_MODE_WCDMA) {
value.type = NNE_TYPE_UINT8;
switch(mie->device_submode) {
case 0: // UNKNOWN
value.u.v_int8 = NNE_SUBMODE_UNKWONW;
break;
// case 1: // MODE_UMTS:
case 2: // MODE_WCDMA:
value.u.v_int8 = NNE_SUBMODE_WCDMA;
break;
//case 3: // MODE_EVDO,
case 4: // MODE_HSPA
value.u.v_int8 = NNE_SUBMODE_HSPA;
break;
case 5: // MODE_HSPA_PLUS
value.u.v_int8 = NNE_SUBMODE_HSPA_PLUS;
break;
//case 6: // MODE_DC_HSPA
case 7: // MODE_DC_HSPA_PLUS
value.u.v_int8 = NNE_SUBMODE_DC_HSPA_PLUS;
break;
case 8: // MODE_HSDPA
value.u.v_int8 = NNE_SUBMODE_HSDPA;
break;
case 9: // MODE_HSUPA
value.u.v_int8 = NNE_SUBMODE_HSUPA;
break;
case 10: // MODE_HSDPA_HSUPA
value.u.v_int8 = NNE_SUBMODE_HSPA;
break;
//case 11: // MODE_HSDPA_PLUS
case 12: // MODE_HSDPA_PLUS_HSUPA
value.u.v_int8 = NNE_SUBMODE_HSPA_PLUS;
break;
//case 13: // MODE_DC_HSDPA_PLUS
case 14: // MODE_DC_HSDPA_PLUS_HSUPA
value.u.v_int8 = NNE_SUBMODE_DC_HSPA_PLUS;
break;
default:
value.type = NNE_TYPE_NULL;
}
}
return value;
}
static struct nne_value md_iface_parse_rssi(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
value.type = NNE_TYPE_INT8;
if (modem->metadata[NNE_IDX_MODE].value.u.v_uint8 == NNE_MODE_LTE)
value.u.v_int8 = mie->lte_rssi;
else
value.u.v_int8 = mie->rssi;
return value;
}
static struct nne_value md_iface_parse_rscp(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
uint8_t mode = modem->metadata[NNE_IDX_MODE].value.u.v_uint8;
if (mode == NNE_MODE_GSM || mode == NNE_MODE_WCDMA) {
value.type = NNE_TYPE_INT16;
value.u.v_int16 = mie->rscp;
}
else
value.type = NNE_TYPE_NULL;
return value;
}
static struct nne_value md_iface_parse_ecio(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
uint8_t mode = modem->metadata[NNE_IDX_MODE].value.u.v_uint8;
if (mode == NNE_MODE_GSM || mode == NNE_MODE_WCDMA) {
value.type = NNE_TYPE_INT8;
value.u.v_int8 = mie->ecio;
}
else
value.type = NNE_TYPE_NULL;
return value;
}
static struct nne_value md_iface_parse_rsrp(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
uint8_t mode = modem->metadata[NNE_IDX_MODE].value.u.v_uint8;
if (mode == NNE_MODE_LTE) {
value.type = NNE_TYPE_INT16;
value.u.v_int16 = mie->lte_rsrp;
}
else
value.type = NNE_TYPE_NULL;
return value;
}
static struct nne_value md_iface_parse_rsrq(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
uint8_t mode = modem->metadata[NNE_IDX_MODE].value.u.v_uint8;
if (mode == NNE_MODE_LTE) {
value.type = NNE_TYPE_INT8;
value.u.v_int16 = mie->lte_rsrq;
}
else
value.type = NNE_TYPE_NULL;
return value;
}
static struct nne_value md_iface_parse_lac(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
int len = 16;
size_t retval;
struct nne_value value;
value.type = NNE_TYPE_STRING;
value.u.v_str = malloc(len);
if (value.u.v_str != NULL) {
retval = snprintf(value.u.v_str, len, "%X", mie->lac);
if (retval >= len) {
value.type = NNE_TYPE_NULL;
free(value.u.v_str);
value.u.v_str = NULL;
}
}
else
value.type = NNE_TYPE_NULL;
return value;
}
static struct nne_value md_iface_parse_cid(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
int len = 16;
size_t retval;
struct nne_value value;
value.type = NNE_TYPE_STRING;
value.u.v_str = malloc(len);
if (value.u.v_str != NULL) {
retval = snprintf(value.u.v_str, len, "%X", mie->cid);
if (retval >= len) {
value.type = NNE_TYPE_NULL;
free(value.u.v_str);
value.u.v_str = NULL;
}
}
else
value.type = NNE_TYPE_NULL;
return value;
}
static struct nne_value md_iface_parse_oper(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
value.type = NNE_TYPE_UINT32;
value.u.v_uint32 = mie->nw_mccmnc;
return value;
}
static struct nne_value md_iface_parse_ipaddr(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
value.type = NNE_TYPE_STRING;
if (mie->ip_addr != NULL) {
value.u.v_str = strdup("UP");
// We need to pass ip address to the event message in the extra field;
// the problem is, though, that it must be the address as seen inside the
// experiment container, so we construct the address here the same way
// as nne-lxc-network-manager: 192.168.<netword_id>.<container_id + 100>
// In the current implementation we have only one container with id 1.
snprintf(extra, extra_len, "192.168.%d.101", modem->network_id);
}
else {
value.u.v_str = strdup("DOWN");
}
return value;
}
static struct nne_value md_iface_parse_dev_state(struct nne_modem *modem, struct md_iface_event *mie, char *extra, size_t extra_len)
{
struct nne_value value;
value.type = NNE_TYPE_UINT8;
value.u.v_int8 = mie->device_state;
return value;
}
static uint8_t md_nne_handle_gps_event(struct md_writer_nne *mwn,
struct md_gps_event *mge)
{
char name_buf[256];
char tm_buf[128];
char xml_buf[128];
struct tm *gtm;
size_t retval;
if (mge->minmea_id == MINMEA_SENTENCE_RMC)
return RETVAL_IGNORE;
if (mwn->gps_file == NULL) {
if ((mwn->gps_file = fopen(mwn->gps_fname, "a")) == NULL) {
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: Failed to open file %s\n",
mwn->gps_fname);
return RETVAL_FAILURE;
}
}
if ((gtm = gmtime((time_t *)&mge->tstamp_tv.tv_sec)) == NULL) {
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: Invalid GPS timestamp\n");
return RETVAL_FAILURE;
}
if (!strftime(tm_buf, sizeof(tm_buf), "%Y-%m-%d %H:%M:%S", gtm)) {
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: Failed to format timestamp\n");
return RETVAL_FAILURE;
}
retval = snprintf(xml_buf, sizeof(xml_buf),
"<d e=\"0\"><lat>%f</lat><lon>%f</lon><speed>%f</speed></d>",
mge->latitude, mge->longitude, mge->speed);
if (retval >= sizeof(xml_buf)) {
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: Failed to format XML data\n");
return RETVAL_FAILURE;
}
mwn->gps_sequence += 1;
if (fprintf(mwn->gps_file, "%s.%06ld\t%i\t%i\t%s\n", tm_buf, mge->tstamp_tv.tv_usec,
mwn->gps_instance_id, mwn->gps_sequence, xml_buf) < 0) {
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: Failed to write to export file%s\n",
name_buf);
return RETVAL_FAILURE;
}
return RETVAL_SUCCESS;
}
static struct nne_modem *md_nne_get_modem(struct nne_modem_list *modem_list, uint32_t network_id)
{
struct nne_modem *e = NULL;
for (e = modem_list->lh_first; e != NULL; e = e->entries.le_next)
if (e->network_id == network_id)
return e;
return NULL;
}
static struct nne_value nne_value_init_str(char* str)
{
struct nne_value value;
value.type = NNE_TYPE_STRING;
value.u.v_str = str;
return value;
}
static struct nne_value nne_value_init(enum nne_type type, void *ptr, int offset)
{
struct nne_value value;
value.type = type;
switch(type)
{
case NNE_TYPE_NULL:
break;
case NNE_TYPE_INT8:
value.u.v_int8 = *(int8_t*)((char*)ptr + offset);
break;
case NNE_TYPE_UINT8:
value.u.v_uint8 = *(uint8_t*)((char*)ptr + offset);
break;
case NNE_TYPE_INT16:
value.u.v_int16 = *(int16_t*)((char*)ptr + offset);
break;
case NNE_TYPE_UINT16:
value.u.v_uint16 = *(uint16_t*)((char*)ptr + offset);
break;
case NNE_TYPE_INT32:
value.u.v_int32 = *(int32_t*)((char*)ptr + offset);
break;
case NNE_TYPE_UINT32:
value.u.v_uint32 = *(uint32_t*)((char*)ptr + offset);
break;
case NNE_TYPE_STRING:
value.u.v_str = *(char**)((char*)ptr + offset);
break;
}
return value;
}
static int nne_value_compare(struct nne_value v1, struct nne_value v2)
{
if (v1.type != v2.type)
return -2;
switch(v1.type)
{
case NNE_TYPE_NULL:
return 0; // NULL equals NULL
case NNE_TYPE_INT8:
return (v1.u.v_int8 == v2.u.v_int8) ? 0 : ((v1.u.v_int8 < v2.u.v_int8) ? -1 : 1);
case NNE_TYPE_UINT8:
return (v1.u.v_uint8 == v2.u.v_uint8) ? 0 : ((v1.u.v_uint8 < v2.u.v_uint8) ? -1 : 1);
case NNE_TYPE_INT16:
return (v1.u.v_int16 == v2.u.v_int16) ? 0 : ((v1.u.v_int16 < v2.u.v_int16) ? -1 : 1);
case NNE_TYPE_UINT16:
return (v1.u.v_uint16 == v2.u.v_uint16) ? 0 : ((v1.u.v_uint16 < v2.u.v_uint16) ? -1 : 1);
case NNE_TYPE_INT32:
return (v1.u.v_int32 == v2.u.v_int32) ? 0 : ((v1.u.v_int32 < v2.u.v_int32) ? -1 : 1);
case NNE_TYPE_UINT32:
return (v1.u.v_uint32 == v2.u.v_uint32) ? 0 : ((v1.u.v_uint32 < v2.u.v_uint32) ? -1 : 1);
case NNE_TYPE_STRING:
return strcmp(v1.u.v_str, v2.u.v_str);
}
return -2;
}
static int md_nne_add_json_key_value_int(struct json_object *obj,
const char *key, int64_t value)
{
struct json_object *value_obj = NULL;
value_obj = json_object_new_int64(value);
if (!value_obj)
return RETVAL_FAILURE;
json_object_object_add(obj, key, value_obj);
return RETVAL_SUCCESS;
}
static int md_nne_add_json_key_value_string(struct json_object *obj,
const char *key, const char *value)
{
struct json_object *value_obj = NULL;
value_obj = json_object_new_string(value);
if (!value_obj)
return RETVAL_FAILURE;
json_object_object_add(obj, key, value_obj);
return RETVAL_SUCCESS;
}
static int md_nne_add_json_key_value_null(struct json_object *obj,
const char *key)
{
json_object_object_add(obj, key, NULL);
return RETVAL_SUCCESS;
}
static int md_nne_add_json_key_value(struct json_object *obj,
const char* key, struct nne_value value)
{
switch(value.type)
{
case NNE_TYPE_NULL:
return md_nne_add_json_key_value_null(obj, key);
case NNE_TYPE_INT8:
return md_nne_add_json_key_value_int(obj, key, value.u.v_int8);
case NNE_TYPE_UINT8:
return md_nne_add_json_key_value_int(obj, key, value.u.v_uint8);
case NNE_TYPE_INT16:
return md_nne_add_json_key_value_int(obj, key, value.u.v_int16);
case NNE_TYPE_UINT16:
return md_nne_add_json_key_value_int(obj, key, value.u.v_uint16);
case NNE_TYPE_INT32:
return md_nne_add_json_key_value_int(obj, key, value.u.v_int32);
case NNE_TYPE_UINT32:
return md_nne_add_json_key_value_int(obj, key, value.u.v_uint32);
case NNE_TYPE_STRING:
return md_nne_add_json_key_value_string(obj, key, value.u.v_str);
}
return RETVAL_FAILURE;
}
static void md_nne_send_message(struct md_writer_nne *mwn,
struct nne_message* msg)
{
static const char *NNE_MESSAGE_TYPE_STR[] = {
"event",
"bins-1min"
};
static const char *NNE_MESSAGE_SOURCE_STR[] = {
"report",
"query"
};
struct json_object* obj = json_object_new_object();
md_nne_add_json_key_value_string(obj, "type", NNE_MESSAGE_TYPE_STR[msg->type]);
md_nne_add_json_key_value_int(obj, "ts", msg->tstamp);
md_nne_add_json_key_value_string(obj, "node", msg->node);
md_nne_add_json_key_value_int(obj, "network_id", msg->network_id);
md_nne_add_json_key_value_string(obj, "key", msg->key);
md_nne_add_json_key_value(obj, "value", msg->value);
if (msg->extra == NULL)
md_nne_add_json_key_value_null(obj, "extra");
else
md_nne_add_json_key_value_string(obj, "extra", msg->extra);
md_nne_add_json_key_value_string(obj, "source", NNE_MESSAGE_SOURCE_STR[msg->source]);
if (msg->type == NNE_MESSAGE_TYPE_BINS1MIN)
md_nne_add_json_key_value_int(obj, "delta", msg->delta);
META_PRINT_SYSLOG(mwn->parent, LOG_INFO, "NNE writer: network_id %u: %s\n", msg->network_id,
json_object_to_json_string_ext(obj, JSON_C_TO_STRING_PLAIN));
if (mwn->metadata_cache == NULL)
mwn->metadata_cache = json_object_new_array();
json_object_array_add(mwn->metadata_cache, obj);
}
static void md_nne_process_iface_event(struct md_writer_nne *mwn,
struct nne_metadata_descr* descr,
struct nne_modem* modem,
struct md_iface_event *mie,
enum nne_message_source source)
{
int i;
char extra[NNE_EXTRA_FIELD_MAX_LEN];
memset(extra, 0, NNE_EXTRA_FIELD_MAX_LEN);
struct nne_value value = descr->parse_cb(modem, mie, extra, NNE_EXTRA_FIELD_MAX_LEN);
if (nne_value_compare(modem->metadata[descr->idx].value, value) != 0) {
if (modem->metadata[descr->idx].value.type == NNE_TYPE_STRING)
free(modem->metadata[descr->idx].value.u.v_str);
modem->metadata[descr->idx].value = value;
META_PRINT_SYSLOG(mwn->parent, LOG_INFO, "NNE writer: network_id %u: %d,%s changed %d\n",
modem->network_id, descr->idx, descr->key,
modem->metadata[descr->idx].value.u.v_uint8);
// Generate json event
struct nne_message msg;
msg.type = NNE_MESSAGE_TYPE_EVENT;
msg.tstamp = mie->tstamp;
msg.node = mwn->node_id;
msg.network_id = modem->network_id;
msg.key = descr->key;
msg.value = value;
msg.extra = strlen(extra) > 0 ? extra : NULL;
msg.source = source;
msg.delta = 0;
md_nne_send_message(mwn, &msg);
// if mode has changed nullify mode dependend metadata
if (descr->idx == NNE_IDX_MODE) {
for(i = 0; i <= NNE_IDX_MAX; i++) {
if (descr->mode_dependent) {
if (modem->metadata[i].value.type == NNE_TYPE_STRING) {
free(modem->metadata[i].value.u.v_str);
}
modem->metadata[i].value.type = NNE_TYPE_NULL;
META_PRINT_SYSLOG(mwn->parent, LOG_ERR,
"NNE writer: network_id %u: %d,%s nullified\n",
modem->network_id, descr->idx, descr->key);
}
}
}
}
else {
if (value.type == NNE_TYPE_STRING) {
free(value.u.v_str);
}
}
modem->metadata[descr->idx].tstamp = mie->tstamp;
}
static void md_nne_generate_bins1min(struct md_writer_nne *mwn,
uint64_t tstamp)
{
struct nne_modem *modem = NULL;
struct nne_metadata_descr *descr;
struct nne_message msg;
int i;
LIST_FOREACH(modem, &(mwn->modem_list), entries)
{
// On first event after new minute has begun
// generate bins1min entries for all metadata values
if ((tstamp / 60) <= (modem->bins1min_tstamp / 60))
continue;
for (i = 0; i < NNE_METADATA_DESCR_LEN; i++)
{
descr = &(NNE_METADATA_DESCR[i]);
msg.type = NNE_MESSAGE_TYPE_BINS1MIN;
msg.tstamp = (tstamp / 60) * 60;
msg.node = mwn->node_id;
msg.network_id = modem->network_id;
msg.key = descr->key;
msg.value = modem->metadata[descr->idx].value;
msg.extra = NULL;
msg.source = NNE_MESSAGE_SOURCE_QUERY;
msg.delta = msg.tstamp - modem->metadata[descr->idx].tstamp;
md_nne_send_message(mwn, &msg);
}
modem->bins1min_tstamp = tstamp;
}
}
static void md_nne_check_removed_modems(struct md_writer_nne *mwn,
uint64_t tstamp)
{
struct nne_modem *modem = NULL, *rm_modem = NULL;
struct nne_message msg;
modem = mwn->modem_list.lh_first;
while(modem != NULL)
{
// check if modem has been removed
rm_modem = NULL;
if (modem->tstamp < tstamp - 40)
rm_modem = modem;
modem = LIST_NEXT(modem, entries);
// if modem has been removed generate
// usbmodem DOWN event and remove the entry
if (rm_modem != NULL)
{
msg.type = NNE_MESSAGE_TYPE_EVENT;
msg.tstamp = tstamp;
msg.node = mwn->node_id;
msg.network_id = rm_modem->network_id;
msg.key = "usbmodem";
msg.value = nne_value_init_str("DOWN");
msg.extra = NULL;
msg.source = NNE_MESSAGE_SOURCE_REPORT;
msg.delta = 0;
md_nne_send_message(mwn, &msg);
LIST_REMOVE(rm_modem, entries);
for(int i = 0; i <= NNE_IDX_MAX; i++)
if (rm_modem->metadata[i].value.type == NNE_TYPE_STRING)
free(rm_modem->metadata[i].value.u.v_str);
free(rm_modem);
META_PRINT_SYSLOG(mwn->parent, LOG_ERR,
"NNE writer: network_id %u: Removed modem\n", rm_modem->network_id);
}
}
}
static uint32_t md_find_network_id(uint32_t imsi_mccmnc, const char *iccid)
{
uint32_t network_id = 0;
switch (imsi_mccmnc) {
case 24201:
network_id = 1;
break;
case 24202:
network_id = 2;
break;
case 24214:
if (iccid != NULL) {
if (strncmp(iccid, "894707150000033", 15) == 0)
network_id = 18;
else if (strncmp(iccid, "894707150000014", 15) == 0)
network_id = 19;
else if (strncmp(iccid, "894707150000015", 15) == 0)
network_id = 19;
}
break;
case 26001:
case 26006:
network_id = 9;
break;
}
return network_id;
}
static void md_nne_handle_iface_event(struct md_writer_nne *mwn,
struct md_iface_event *mie)
{
const char* const iface_event_type[] = {
"",
"IFACE_EVENT_DEV_STATE",
"IFACE_EVENT_MODE_CHANGE",
"IFACE_EVENT_SIGNAL_CHANGE",
"IFACE_EVENT_LTE_BAND_CHANGE",
"IFACE_EVENT_ISP_NAME_CHANGE",
"IFACE_EVENT_UPDATE",
"IFACE_EVENT_IP_ADDR_CHANGE",
"IFACE_EVENT_LOC_CHANGE",
"IFACE_EVENT_NW_MCCMNC_CHANGE",
};
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: %s: "
"ip_addr=%s, "
"ifname=%s, "
"iccid=%s, "
"imsi=%s, "
"imsi_mccmnc=%d, "
"nw_mccmnc=%d, "
"cid=%d, "
"rscp=%d, "
"lte_rsrp=%d, "
"lac=%d, "
"rssi=%d, "
"ecio=%d, "
"lte_rssi=%d, "
"lte_rsrq=%d, "
"device_mode=%d, "
"device_submode=%d\n",
iface_event_type[mie->event_param],
mie->ip_addr,
mie->ifname,
mie->iccid,
mie->imsi,
mie->imsi_mccmnc,
mie->nw_mccmnc,
mie->cid,
mie->rscp,
mie->lte_rsrp,
mie->lac,
mie->rssi,
mie->ecio,
mie->lte_rssi,
mie->lte_rsrq,
mie->device_mode,
mie->device_submode);
struct nne_modem *modem = NULL;
uint32_t network_id;
int i;
// Get network_id and check if it is supported
network_id = md_find_network_id(mie->imsi_mccmnc, mie->iccid);
META_PRINT_SYSLOG(mwn->parent, LOG_INFO, "NNE writer: "
"network: imsi_mccmnc %u iccid %s => network_id %u\n",
mie->imsi_mccmnc, mie->iccid, network_id);
if (network_id == 0) {
META_PRINT_SYSLOG(mwn->parent, LOG_INFO,
"NNE writer: unsupported network imsi_mccmnc: %u, iccid %s\n",
mie->imsi_mccmnc, mie->iccid);
return;
}
modem = md_nne_get_modem(&(mwn->modem_list), network_id);
if (modem == NULL)
{
modem = malloc(sizeof(struct nne_modem));
LIST_INSERT_HEAD(&(mwn->modem_list), modem, entries);
modem->network_id = network_id;
modem->tstamp = mie->tstamp;
modem->bins1min_tstamp = mie->tstamp;
for(i = 0; i <= NNE_IDX_MAX; i++)
{
modem->metadata[i].tstamp = mie->tstamp;
modem->metadata[i].value.type = NNE_TYPE_NULL;
}
META_PRINT_SYSLOG(mwn->parent, LOG_INFO, "NNE writer: network_id %u: Added new modem\n", network_id);
// generate usbmodem UP event
struct nne_message msg;
msg.type = NNE_MESSAGE_TYPE_EVENT;
msg.tstamp = mie->tstamp;
msg.node = mwn->node_id;
msg.network_id = network_id;
msg.key = "usbmodem";
msg.value = nne_value_init_str("UP");
msg.extra = mie->imsi;
msg.source = NNE_MESSAGE_SOURCE_REPORT;
msg.delta = 0;
md_nne_send_message(mwn, &msg);
// Initiate cache with current values
for (i = 0; i < NNE_METADATA_DESCR_LEN; i++) {
md_nne_process_iface_event(mwn, &(NNE_METADATA_DESCR[i]), modem, mie, NNE_MESSAGE_SOURCE_QUERY);
}
}
md_nne_generate_bins1min(mwn, mie->tstamp);
modem->tstamp = mie->tstamp;
// Process metadata; only related to this iface event
for (i = 0; i < NNE_METADATA_DESCR_LEN; i++) {
if (mie->event_param == NNE_METADATA_DESCR[i].event) {
md_nne_process_iface_event(mwn, &(NNE_METADATA_DESCR[i]), modem, mie, NNE_MESSAGE_SOURCE_REPORT);
}
}
md_nne_check_removed_modems(mwn, mie->tstamp);
}
struct nne_radio_descr NNE_RADIO_GSM_RR_CIPHER_MODE_DESCR[] = {
{ "gsm_rr_cipher_mode.ciphering_state", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cipher_mode_event, ciphering_state) },
{ "gsm_rr_cipher_mode.ciphering_algorithm", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cipher_mode_event, ciphering_algorithm) },
{ NULL, NNE_TYPE_NULL, 0 }
};
struct nne_radio_descr NNE_RADIO_GSM_RR_CHANNEL_CONF_DESCR[] = {
{ "gsm_rr_channel_conf.num_ded_chans", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_channel_conf_event, num_ded_chans) },
{ "gsm_rr_channel_conf.dtx_indicator", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_channel_conf_event, dtx_indicator) },
{ "gsm_rr_channel_conf.power_level", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_channel_conf_event, power_level) },
{ "gsm_rr_channel_conf.starting_time_valid", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_channel_conf_event, starting_time_valid) },
{ "gsm_rr_channel_conf.starting_time", NNE_TYPE_UINT16, offsetof(struct md_radio_gsm_rr_channel_conf_event, starting_time) },
{ "gsm_rr_channel_conf.cipher_flag", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_channel_conf_event, cipher_flag) },
{ "gsm_rr_channel_conf.cipher_algorithm", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_channel_conf_event, cipher_algorithm) },
{ "gsm_rr_channel_conf.after_channel_config", NNE_TYPE_STRING, offsetof(struct md_radio_gsm_rr_channel_conf_event, after_channel_config) },
{ "gsm_rr_channel_conf.before_channel_config", NNE_TYPE_STRING, offsetof(struct md_radio_gsm_rr_channel_conf_event, before_channel_config) },
{ "gsm_rr_channel_conf.channel_mode_1", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_channel_conf_event, channel_mode_1) },
{ "gsm_rr_channel_conf.channel_mode_2", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_channel_conf_event, channel_mode_2) },
};
struct nne_radio_descr NNE_RADIO_CELL_LOC_GERAN_DESCR[] = {
{ "cell_loc_geran.cell_id", NNE_TYPE_UINT32, offsetof(struct md_radio_cell_loc_geran_event, cell_id) },
{ "cell_loc_geran.plmn", NNE_TYPE_STRING, offsetof(struct md_radio_cell_loc_geran_event, plmn) },
{ "cell_loc_geran.lac", NNE_TYPE_UINT16, offsetof(struct md_radio_cell_loc_geran_event, lac) },
{ "cell_loc_geran.arfcn", NNE_TYPE_UINT16, offsetof(struct md_radio_cell_loc_geran_event, arfcn) },
{ "cell_loc_geran.bsic", NNE_TYPE_UINT8, offsetof(struct md_radio_cell_loc_geran_event, bsic) },
{ "cell_loc_geran.timing_advance", NNE_TYPE_UINT32, offsetof(struct md_radio_cell_loc_geran_event, timing_advance) },
{ "cell_loc_geran.rx_lev", NNE_TYPE_UINT16, offsetof(struct md_radio_cell_loc_geran_event, rx_lev) },
{ "cell_loc_geran.cell_geran_info_nmr", NNE_TYPE_STRING, offsetof(struct md_radio_cell_loc_geran_event, cell_geran_info_nmr) },
{ NULL, NNE_TYPE_NULL, 0 }
};
struct nne_radio_descr NNE_RADIO_GSM_RR_CELL_SEL_RESEL_PARAM_DESCR[] = {
{ "gsm_rr_cell_sel_resel_param.cell_res_hyst", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, cell_reselect_hysteresis) },
{ "gsm_rr_cell_sel_resel_param.ms_txpwr_max_cch", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, ms_txpwr_max_cch) },
{ "gsm_rr_cell_sel_resel_param.rxlev_access_min", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, rxlev_access_min) },
{ "gsm_rr_cell_sel_resel_param.pwr_offset_valid", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, power_offset_valid) },
{ "gsm_rr_cell_sel_resel_param.pwr_offset", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, power_offset) },
{ "gsm_rr_cell_sel_resel_param.neci", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, neci) },
{ "gsm_rr_cell_sel_resel_param.acs", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, acs) },
{ "gsm_rr_cell_sel_resel_param.opt_res_param_ind", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, opt_reselect_param_ind) },
{ "gsm_rr_cell_sel_resel_param.cell_bar_qualify", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, cell_bar_qualify) },
{ "gsm_rr_cell_sel_resel_param.cell_res_offset", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, cell_reselect_offset) },
{ "gsm_rr_cell_sel_resel_param.temporary_offset", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, temporary_offset) },
{ "gsm_rr_cell_sel_resel_param.penalty_time", NNE_TYPE_UINT8, offsetof(struct md_radio_gsm_rr_cell_sel_reset_param_event, penalty_time) },
{ NULL, NNE_TYPE_NULL, 0 }
};
struct nne_radio_descr NNE_RADIO_GRR_CELL_RESEL_DESCR[] = {
{ "grr_cell_resel.serving_bcch_arfcn", NNE_TYPE_UINT16, offsetof(struct md_radio_grr_cell_resel_event, serving_bcch_arfcn) },
{ "grr_cell_resel.serving_pbcch_arfcn", NNE_TYPE_UINT16, offsetof(struct md_radio_grr_cell_resel_event, serving_pbcch_arfcn) },
{ "grr_cell_resel.serving_c1", NNE_TYPE_UINT32, offsetof(struct md_radio_grr_cell_resel_event, serving_c1) },
{ "grr_cell_resel.serving_c2", NNE_TYPE_UINT32, offsetof(struct md_radio_grr_cell_resel_event, serving_c2) },
{ "grr_cell_resel.serving_c31", NNE_TYPE_UINT32, offsetof(struct md_radio_grr_cell_resel_event, serving_c31) },
{ "grr_cell_resel.serving_c32", NNE_TYPE_UINT32, offsetof(struct md_radio_grr_cell_resel_event, serving_c32) },
{ "grr_cell_resel.neighbors", NNE_TYPE_STRING, offsetof(struct md_radio_grr_cell_resel_event, neighbors) },
{ "grr_cell_resel.serving_priority_class", NNE_TYPE_UINT8, offsetof(struct md_radio_grr_cell_resel_event, serving_priority_class) },
{ "grr_cell_resel.serving_rxlev_avg", NNE_TYPE_UINT8, offsetof(struct md_radio_grr_cell_resel_event, serving_rxlev_avg) },
{ "grr_cell_resel.serving_five_second_timer", NNE_TYPE_UINT8, offsetof(struct md_radio_grr_cell_resel_event, serving_five_second_timer) },
{ "grr_cell_resel.cell_reselect_status", NNE_TYPE_UINT8, offsetof(struct md_radio_grr_cell_resel_event, cell_reselect_status) },
{ "grr_cell_resel.recent_cell_selection", NNE_TYPE_UINT8, offsetof(struct md_radio_grr_cell_resel_event, recent_cell_selection) },
{ NULL, NNE_TYPE_NULL, 0 }
};
struct nne_radio_descr NNE_RADIO_WCDMA_RRC_STATE_DESCR[] = {
{ "wcdma_rrc_state.rrc_state", NNE_TYPE_UINT8, offsetof(struct md_radio_wcdma_rrc_state_event, rrc_state) },
{ NULL, NNE_TYPE_NULL, 0 }
};
struct nne_radio_descr NNE_RADIO_WCDMA_CELL_ID_DESCR[] = {
{ "wcdma_cell_id.ul_uarfcn", NNE_TYPE_UINT32, offsetof(struct md_radio_wcdma_cell_id_event, ul_uarfcn) },
{ "wcdma_cell_id.dl_uarfcn", NNE_TYPE_UINT32, offsetof(struct md_radio_wcdma_cell_id_event, dl_uarfcn) },
{ "wcdma_cell_id.cell_id", NNE_TYPE_UINT32, offsetof(struct md_radio_wcdma_cell_id_event, cell_id) },
{ "wcdma_cell_id.ura_id", NNE_TYPE_UINT16, offsetof(struct md_radio_wcdma_cell_id_event, ura_id) },
{ "wcdma_cell_id.ul_uarfcn", NNE_TYPE_UINT8, offsetof(struct md_radio_wcdma_cell_id_event, cell_access_rest) },
{ "wcdma_cell_id.ul_uarfcn", NNE_TYPE_UINT8, offsetof(struct md_radio_wcdma_cell_id_event, call_accs) },
{ NULL, NNE_TYPE_NULL, 0 }
};
static void md_nne_send_radio_message(struct md_writer_nne *mwn,
struct md_radio_event *mre,
struct nne_radio_descr *descr)
{
struct nne_message msg;
uint32_t network_id;
char mccmnc_str[6];
uint32_t mccmnc;
int i;
network_id = 0;
mccmnc = 0;
if (mre->imsi != NULL) {
strncpy(mccmnc_str, mre->imsi, 5);
mccmnc_str[5] = 0;
mccmnc = strtol(mccmnc_str, NULL, 10);
network_id = md_find_network_id(mccmnc, mre->iccid);
}
META_PRINT_SYSLOG(mwn->parent, LOG_INFO, "NNE writer: "
"network: imsi_mccmnc %u iccid %s => network_id %u\n",
mccmnc, mre->iccid, network_id);
if (network_id == 0) {
META_PRINT_SYSLOG(mwn->parent, LOG_INFO,
"NNE writer: unsupported network imsi_mccmnc: %u, iccid %s\n",
mccmnc, mre->iccid);
return;
}
msg.type = NNE_MESSAGE_TYPE_EVENT;
msg.tstamp = mre->tstamp;
msg.node = mwn->node_id;
msg.network_id = network_id;
msg.extra = NULL;
msg.source = NNE_MESSAGE_SOURCE_REPORT;
msg.delta = 0;
i = 0;
while (descr[i].key != NULL) {
msg.key = descr[i].key;
msg.value = nne_value_init(descr[i].type, mre, descr[i].offset);
md_nne_send_message(mwn, &msg);
i++;
}
}
static void md_nne_handle_radio(struct md_writer_nne *mwn,
struct md_radio_event *mre)
{
switch(mre->event_param) {
case RADIO_EVENT_GSM_RR_CIPHER_MODE:
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: RADIO_EVENT_GSM_RR_CIPHER_MODE\n");
md_nne_send_radio_message(mwn, mre, NNE_RADIO_GSM_RR_CIPHER_MODE_DESCR);
break;
case RADIO_EVENT_GSM_RR_CHANNEL_CONF:
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: RADIO_EVENT_GSM_RR_CHANNEL_CONF\n");
md_nne_send_radio_message(mwn, mre, NNE_RADIO_GSM_RR_CHANNEL_CONF_DESCR);
break;
case RADIO_EVENT_CELL_LOCATION_GERAN:
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: RADIO_EVENT_CELL_LOCATION_GERAN\n");
md_nne_send_radio_message(mwn, mre, NNE_RADIO_CELL_LOC_GERAN_DESCR);
break;
case RADIO_EVENT_GSM_RR_CELL_SEL_RESEL_PARAM:
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: RADIO_EVENT_GSM_RR_CELL_SEL_RESEL_PARAM\n");
md_nne_send_radio_message(mwn, mre, NNE_RADIO_GSM_RR_CELL_SEL_RESEL_PARAM_DESCR);
break;
case RADIO_EVENT_GRR_CELL_RESEL:
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: RADIO_EVENT_GRR_CELL_RESEL\n");
md_nne_send_radio_message(mwn, mre, NNE_RADIO_GRR_CELL_RESEL_DESCR);
break;
case RADIO_EVENT_WCDMA_RRC_STATE:
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: RADIO_EVENT_WCDMA_RRC_STATE\n");
md_nne_send_radio_message(mwn, mre, NNE_RADIO_WCDMA_RRC_STATE_DESCR);
break;
case RADIO_EVENT_WCDMA_CELL_ID:
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: RADIO_EVENT_WCDMA_CELL_ID\n");
md_nne_send_radio_message(mwn, mre, NNE_RADIO_WCDMA_CELL_ID_DESCR);
break;
default:
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: Unsupported radio event %u\n", mre->event_param);
break;
}
}
static int md_nne_format_fname_tm(char *s, int max, const char *format)
{
struct timeval tv;
struct tm *gtm;
char tm_buf[128];
size_t retval;
if (gettimeofday(&tv, NULL)) {
return RETVAL_FAILURE;
}
if ((gtm = gmtime((time_t *)&tv.tv_sec)) == NULL) {
return RETVAL_FAILURE;
}
if (!strftime(tm_buf, sizeof(tm_buf), "%Y%m%dT%H%M%S", gtm)) {
return RETVAL_FAILURE;
}
retval = snprintf(s, max, format, tm_buf);
if (retval >= max) {
return RETVAL_FAILURE;
}
return RETVAL_SUCCESS;
}
static void md_nne_handle_gps_timeout(struct md_writer_nne *mwn)
{
char fname_tm[128];
if (mwn->gps_file != NULL) {
fclose(mwn->gps_file);
mwn->gps_file = NULL;
if (md_nne_format_fname_tm(fname_tm, sizeof(fname_tm), mwn->gps_fname_tm)) {
META_PRINT_SYSLOG(mwn->parent, LOG_ERR, "NNE writer: Failed to format file name\n");
return;
}