+++ /dev/null
-/*
- * Copyright (C) 2010-2016 jeanfi@gmail.com
- *
- * 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 <stdlib.h>
-#include <glibtop/cpu.h>
-#include <glibtop/netlist.h>
-#include <glibtop/netload.h>
-
-#include "config.h"
-
-#ifdef HAVE_JSON_0
-#include <json/json.h>
-#else
-#include <json-c/json.h>
-#endif
-
-#include "sysinfo.h"
-
-static glibtop_cpu *cpu;
-static float last_used;
-static float last_total;
-
-void sysinfo_update(struct psysinfo *info)
-{
- unsigned long int used = 0;
- unsigned long int dt;
- glibtop_netlist buf;
-
- /* cpu */
- if (!cpu)
- cpu = malloc(sizeof(glibtop_cpu));
-
- glibtop_get_cpu(cpu);
-
- used = cpu->user + cpu->nice + cpu->sys;
-
- dt = cpu->total - last_total;
-
- if (dt)
- info->cpu_rate = (used - last_used) / dt;
-
- last_used = used;
- last_total = cpu->total;
-
- glibtop_get_loadavg(&info->loadavg);
- glibtop_get_mem(&info->mem);
- glibtop_get_swap(&info->swap);
- glibtop_get_uptime(&info->uptime);
-
- /* network */
- if (!info->interfaces)
- info->interfaces = glibtop_get_netlist(&buf);
-}
-
-void sysinfo_cleanup(void)
-{
- if (cpu)
- g_free(cpu);
-}
-
-static json_object *ram_to_json_object(const struct psysinfo *s)
-{
- json_object *obj = json_object_new_object();
-
- json_object_object_add(obj, "total",
- json_object_new_double(s->mem.total));
-
- json_object_object_add(obj, "free",
- json_object_new_double(s->mem.free));
-
- json_object_object_add(obj, "shared",
- json_object_new_double(s->mem.shared));
-
- json_object_object_add(obj, "buffer",
- json_object_new_double(s->mem.buffer));
-
- return obj;
-}
-
-static json_object *swap_to_json_object(const struct psysinfo *s)
-{
- json_object *obj = json_object_new_object();
-
- json_object_object_add(obj, "total",
- json_object_new_double(s->swap.total));
-
- json_object_object_add(obj, "free",
- json_object_new_double(s->swap.free));
-
- return obj;
-}
-
-static json_object *netif_to_json_object(const char *netif)
-{
- glibtop_netload buf;
- json_object *obj = json_object_new_object();
-
- json_object_object_add(obj, "name", json_object_new_string(netif));
-
- glibtop_get_netload(&buf, netif);
-
- json_object_object_add(obj, "bytes_in",
- json_object_new_double(buf.bytes_in));
-
- json_object_object_add(obj, "bytes_out",
- json_object_new_double(buf.bytes_out));
-
- return obj;
-}
-
-static json_object *net_to_json_object(const struct psysinfo *s)
-{
- char **netif = s->interfaces;
- json_object *net = json_object_new_array();
-
- while (*netif) {
- json_object_array_add(net, netif_to_json_object(*netif));
-
- netif++;
- }
-
- return net;
-}
-
-static json_object *sysinfo_to_json_object(const struct psysinfo *s)
-{
- json_object *obj;
-
- obj = json_object_new_object();
-
- json_object_object_add(obj, "load",
- json_object_new_double(s->cpu_rate));
-
- json_object_object_add
- (obj, "load_1",
- json_object_new_double(s->loadavg.loadavg[0]));
-
- json_object_object_add
- (obj, "load_5",
- json_object_new_double(s->loadavg.loadavg[1]));
-
- json_object_object_add
- (obj, "load_15",
- json_object_new_double(s->loadavg.loadavg[2]));
-
- json_object_object_add
- (obj, "uptime", json_object_new_double(s->uptime.uptime));
-
- json_object_object_add
- (obj, "mem_unit", json_object_new_double(1));
-
- json_object_object_add(obj, "ram", ram_to_json_object(s));
- json_object_object_add(obj, "swap", swap_to_json_object(s));
- json_object_object_add(obj, "net", net_to_json_object(s));
-
- return obj;
-}
-
-char *sysinfo_to_json_string(const struct psysinfo *s)
-{
- char *str;
- json_object *obj = sysinfo_to_json_object(s);
-
- str = strdup(json_object_to_json_string(obj));
-
- json_object_put(obj);
-
- return str;
-}