Sat, 19 Jan 2019 12:05:37 +0100
In bmsd added missing json percent. The Makefile didn't install the fpdf library. Added profile commands. Small changes to the monitor fermenters screen. The monitor fermenters scheduler is now more responsive. Profiles selection and commands in the remote thermferm.
/** * @file nodes.c * @brief Handle nodes status * @author Michiel Broek <mbroek at mbse dot eu> * * Copyright (C) 2018 * * This file is part of the bms (Brewery Management System) * * This 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, or (at your option) any * later version. * * bms 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 ThermFerm; see the file COPYING. If not, write to the Free * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #include "bms.h" #include "xutil.h" #include "nodes.h" #include "mysql.h" sys_node_list *nodes = NULL; extern int debug; void node_birth_data(char *topic, char *payload) { struct json_object *jobj, *val, *metric, *metric2; sys_node_list *node, *tmpp; char *group_id, *message_type, *edge_node; bool new_node = true; // fprintf(stdout, "node_birth: %s %s\n", topic, payload); strtok(topic, "/"); // ignore namespace group_id = strtok(NULL, "/"); message_type = strtok(NULL, "/"); edge_node = strtok(NULL, "/\0"); /* * Search node record in the memory array and use it if found. */ if (nodes) { for (tmpp = nodes; tmpp; tmpp = tmpp->next) { if ((strcmp(tmpp->group_id, group_id) == 0) && (strcmp(tmpp->node, edge_node) == 0)) { new_node = false; node = tmpp; node->lastseen = time(NULL); node->online = true; break; } } } /* * Allocate new node if not yet known. */ if (new_node) { node = (sys_node_list *)malloc(sizeof(sys_node_list)); node->uuid = NULL; node->next = NULL; node->group_id = xstrcpy(group_id); node->node = xstrcpy(edge_node); node->online = true; node->hardwaremake = node->hardwaremodel = node->os = node->os_version = node->firmware = NULL; node->firstseen = node->lastseen = time(NULL); node->temperature = node->humidity = node->barometer = 0.0; node->gps_latitude = node->gps_longitude = node->gps_altitude = 0.0; node->net_address = node->net_ifname = NULL; node->net_rssi = 0; } /* * Process the JSON formatted payload. * Update only the fields that are found in the payload. */ jobj = json_tokener_parse(payload); if (json_object_object_get_ex(jobj, "timestamp", &val)) { if (strcmp((char *)"NDATA", message_type)) { node->firstseen = json_object_get_int(val); syslog(LOG_NOTICE, "Online node `%s/%s'", node->group_id, node->node); } else { node->lastseen = json_object_get_int(val); } } /* if (json_object_object_get_ex(jobj, "seq", &val)) { printf("seq: %s\n", json_object_to_json_string_ext(val, 0)); // Do we need it? } */ if (json_object_object_get_ex(jobj, "metric", &metric)) { if (json_object_object_get_ex(metric, "uuid", &val)) { if (node->uuid) free(node->uuid); node->uuid = xstrcpy((char *)json_object_get_string(val)); } if (json_object_object_get_ex(metric, "properties", &metric2)) { if (json_object_object_get_ex(metric2, "hardwaremake", &val)) { if (node->hardwaremake) free(node->hardwaremake); node->hardwaremake = xstrcpy((char *)json_object_get_string(val)); } if (json_object_object_get_ex(metric2, "hardwaremodel", &val)) { if (node->hardwaremodel) free(node->hardwaremodel); node->hardwaremodel = xstrcpy((char *)json_object_get_string(val)); } if (json_object_object_get_ex(metric2, "os", &val)) { if (node->os) free(node->os); node->os = xstrcpy((char *)json_object_get_string(val)); } if (json_object_object_get_ex(metric2, "os_version", &val)) { if (node->os_version) free(node->os_version); node->os_version = xstrcpy((char *)json_object_get_string(val)); } if (json_object_object_get_ex(metric2, "FW", &val)) { if (node->firmware) free(node->firmware); node->firmware = xstrcpy((char *)json_object_get_string(val)); } } if (json_object_object_get_ex(metric, "THB", &metric2)) { if (json_object_object_get_ex(metric2, "temperature", &val)) { node->temperature = json_object_get_double(val); } if (json_object_object_get_ex(metric2, "humidity", &val)) { node->humidity= json_object_get_double(val); } if (json_object_object_get_ex(metric2, "barometer", &val)) { node->barometer = json_object_get_double(val); } } if (json_object_object_get_ex(metric, "GPS", &metric2)) { if (json_object_object_get_ex(metric2, "latitude", &val)) { node->gps_latitude = json_object_get_double(val); } if (json_object_object_get_ex(metric2, "longitude", &val)) { node->gps_longitude = json_object_get_double(val); } if (json_object_object_get_ex(metric2, "altitude", &val)) { node->gps_altitude = json_object_get_double(val); } } if (json_object_object_get_ex(metric, "net", &metric2)) { if (json_object_object_get_ex(metric2, "address", &val)) { if (node->net_address) free(node->net_address); node->net_address = xstrcpy((char *)json_object_get_string(val)); } if (json_object_object_get_ex(metric2, "ifname", &val)) { if (node->net_ifname) free(node->net_ifname); node->net_ifname = xstrcpy((char *)json_object_get_string(val)); } if (json_object_object_get_ex(metric2, "rssi", &val)) { node->net_rssi = json_object_get_int(val); } } } json_object_put(jobj); // node_dump(node); if (new_node) { if (nodes == NULL) { nodes = node; } else { for (tmpp = nodes; tmpp; tmpp = tmpp->next) { if (tmpp->next == NULL) { tmpp->next = node; break; } } } node_mysql_insert(node); } else { node_mysql_update(node); } } void node_dump(sys_node_list *node) { if (debug) { printf("online %s\n", node->online ? "yes":"no"); printf("uuid %s\n", node->uuid); printf("node %s\n", node->node); printf("group %s\n", node->group_id); printf("hw make %s model %s\n", node->hardwaremake, node->hardwaremodel); printf("os %s version %s\n", node->os, node->os_version); printf("firmware %s\n", node->firmware); printf("first %ld last %ld\n", node->firstseen, node->lastseen); printf("THB %.2f %.2f %.2f\n", node->temperature, node->humidity, node->barometer); printf("GPS %.5f %.5f %.5f\n", node->gps_latitude, node->gps_longitude, node->gps_altitude); printf("net %s:%s\n", node->net_ifname, node->net_address); printf("rssi %d\n", node->net_rssi); } } void node_death(char *topic) { char *group_id, *edge_node; sys_node_list *tmpp; strtok(topic, "/"); // ignore namespace group_id = strtok(NULL, "/"); strtok(NULL, "/"); // ignore message_type edge_node = strtok(NULL, "/\0"); syslog(LOG_NOTICE, "Offline node `%s/%s'", group_id, edge_node); node_mysql_death(edge_node); for (tmpp = nodes; tmpp; tmpp = tmpp->next) { if (strcmp(tmpp->node, edge_node) == 0) { tmpp->online = false; break; } } }