net.c

系统任务管理器

	/* If sysdep code is not reporting route up/down events, then
	|  gkrellm_net_assign_data() sets a net as up if data is assigned for it.
	|  So, once a second, compare a net up state before a data read to the
	|  state after a read and use that to internally generate up/down events.
	|  If sysdep code assigns data even if a net is not routed, then there
	|  will be no automatic chart toggling and charts will always be visible
	|  if enabled.
	*/
	if (GK.second_tick)
		{
		if (!net_use_routed)
			{
			for (list = net_mon_list; list; list = list->next)
				{
				net = (NetMon *) list->data;
				net->up_prev = net->up;
				net->up = FALSE;
				}
			}
		else
			(*check_net_routes)();
		}
	(*read_net_data)();
	if (GK.second_tick && !net_use_routed)
		{
		for (list = net_mon_list; list; list = list->next)
			{
			net = (NetMon *) list->data;
			if (net->up && !net->up_prev)
				net->up_event = TRUE;
			else if (!net->up && net->up_prev)
				net->down_event = TRUE; 
			}
		}
	for (list = net_mon_list; list; list = list->next)
		{
		net = (NetMon *) list->data;
		if (!net->chart)
			continue;
		p = net->chart->panel;
		if (net->up || net->force_up)
			{
			if (net->rx > net->rx_old)
				draw_led(net, RX_LED, RX_ON);
			else
				draw_led(net, RX_LED, RX_OFF);
			if (net->tx > net->tx_old)
				draw_led(net, TX_LED, TX_ON);
			else
				draw_led(net, TX_LED, TX_OFF);
			}
		net->rx_old = net->rx;
		net->tx_old = net->tx;
		if (GK.second_tick)
			{
			gkrellm_store_chartdata(net->chart, 0, net->tx, net->rx);
			net->rx_current = gkrellm_get_current_chartdata(net->rx_cd);
			net->tx_current = gkrellm_get_current_chartdata(net->tx_cd);
			rxd = (gdouble) net->rx_current;
			txd = (gdouble) net->tx_current;
			net->rx_totalA += rxd;
			net->tx_totalA += txd;
			net->rx_totalB += rxd;
			net->tx_totalB += txd;

			if (GK.day_tick)
				{
				tm = gkrellm_get_current_time();
				net_stats_shift_down(&net->day_stats[0], N_DAY_STATS,
							DAY_STAT);

				if (tm->tm_wday == 0)
					net_stats_shift_down(&net->week_stats[0], N_WEEK_STATS,
								WEEK_STAT);

				if (net_accounting_month_new(tm))
					net_stats_shift_down(&net->month_stats[0], N_MONTH_STATS,
								MONTH_STAT);
				}
			net->day_stats[0].rx   += rxd;
			net->week_stats[0].rx  += rxd;
			net->month_stats[0].rx += rxd;

			net->day_stats[0].tx   += txd;
			net->week_stats[0].tx  += txd;
			net->month_stats[0].tx += txd;

			if (net->alert)
				{
				bytes = 0;
				if (net->alert_uses_rx)
					bytes += net->rx_current;
				if (net->alert_uses_tx)
					bytes += net->tx_current;
				gkrellm_check_alert(net->alert, bytes);
				}
			gkrellm_panel_label_on_top_of_decals(p,
						gkrellm_alert_decal_visible(net->alert));
			refresh_net_chart(net);
			}
		gkrellm_update_krell(p, KRELL(p), net->tx + net->rx);
		gkrellm_draw_panel_layers(p);
		}
	if (GK.second_tick)
		{
		update_timer_button_monitor();
		timed_net_visibility();
		if (net_timed && !net_timed->up && !net_timed->force_up)
			{
			draw_led(net_timed, RX_LED, RX_OFF);
			draw_led(net_timed, TX_LED, TX_OFF);
			}
		for (list = net_mon_list; list; list = list->next)
			{
			net = (NetMon *) list->data;
			if (!net->locked)
				{
				if (net->up_event && !net->chart && net->enabled)
					{
					create_net_monitor(dynamic_net_vbox, net, TRUE);
					gkrellm_pack_side_frames();
					}
				else if (net->down_event && net->chart)
					{
					destroy_chart(net);
					gkrellm_pack_side_frames();
					}
				}
			net->up_event = net->down_event = FALSE;
			}
		}
	if (GK.hour_tick)
		{
		tm = gkrellm_get_current_time();
		if ((tm->tm_hour % 6) == 0)
			gkrellm_net_save_data();
		}
	}

  /* A timed interface has its chart locked and is forced enabled.
  */
static void
create_timed_monitor(void)
	{
	GList		*list;
	NetMon		*net;
	TimerType	*tt;

	if (_GK.client_mode)
		return;

	net_timed = NULL;
	timer_button_type = TIMER_TYPE_NONE;
	time(&net_timer0);

	if (!*timer_button_iface || !strcmp(timer_button_iface, "none"))
		return;

	/* Making a timed mon out of one that is already up?  It needs to be
	|  moved to a different vbox, so destroy and create dance.
	*/
	for (list = net_mon_list; list; list = list->next)
		{
		net = (NetMon *) list->data;
		if (!strcmp(net->name, timer_button_iface))
			{
			destroy_chart(net);
			break;
			}
		}
	if ((net = lookup_net(timer_button_iface)) == NULL)
		net = new_net(timer_button_iface);

	net->enabled = TRUE;
	net->locked = TRUE;
	create_net_monitor(net_vbox, net, TRUE);
	if (!net->up)
		gkrellm_chart_hide(net->chart, FALSE);	/* Don't hide its panel */

	net_timed = net;
	for (list = timer_defaults_list; list; list = list->next)
		{
		tt = (TimerType *) list->data;
		if (!strncmp(timer_button_iface, tt->name, strlen(tt->name) - 1))
			{
			timer_button_type = tt->type;
			break;
			}
		}
	get_connect_time();
	}


static void
load_net_extra_piximages(void)
	{
	gchar			**xpm;
	gint			w, h;

	/* Check for theme_dir/net/decal_net_leds.png.
	*/
	gkrellm_load_piximage("decal_net_leds", decal_net_leds_xpm,
			&decal_net_led_piximage, NET_STYLE_NAME);

	w = gdk_pixbuf_get_width(decal_net_led_piximage->pixbuf);
	w *= gkrellm_get_theme_scale();

	h = gdk_pixbuf_get_height(decal_net_led_piximage->pixbuf) / N_LEDS;
	h *= gkrellm_get_theme_scale();

	gkrellm_scale_piximage_to_pixmap(decal_net_led_piximage,
				&decal_net_led_pixmap, &decal_net_led_mask, w, h * N_LEDS);

	/* Check for theme_dir/net/decal_timer_button.png
	*/
	gkrellm_load_piximage("decal_timer_button", decal_timer_button_xpm,
			&decal_timer_button_piximage, TIMER_STYLE_NAME);
	h = gdk_pixbuf_get_height(decal_timer_button_piximage->pixbuf)
				/ N_TB_DECALS;
	h *= gkrellm_get_theme_scale();
	gkrellm_scale_piximage_to_pixmap(decal_timer_button_piximage,
			&decal_timer_button_pixmap, &decal_timer_button_mask,
			-1, h * N_TB_DECALS);

	/* Here is where I define the net timer panel theme extensions.  I ask
	|  for a theme extension image:
	|      THEME_DIR/timer/bg_timer.png
	|  and for a border for it from the gkrellmrc in the format:
	|      set_piximage_border timer_bg_timer l,r,t,b
	| There is no default for bg_timer, ie it may end up being NULL. 
	*/
	if (!bg_timer_style)		/* Used just for the bg_timer border */
		bg_timer_style = gkrellm_style_new0();
	if (bg_timer_piximage)
		gkrellm_destroy_piximage(bg_timer_piximage);
	bg_timer_piximage = NULL;
	xpm = (gkrellm_using_default_theme()) ? bg_timer_xpm : NULL;
	gkrellm_load_piximage("bg_timer", xpm,
				&bg_timer_piximage, TIMER_STYLE_NAME);
	gkrellm_set_gkrellmrc_piximage_border("timer_bg_timer",
				bg_timer_piximage, bg_timer_style);
	}

static void
net_spacer_visibility(void)
	{
	GList		*list;
	gboolean	enabled = FALSE;

	for (list = net_mon_list; list; list = list->next)
		if (((NetMon *) list->data)->enabled)
			enabled = TRUE;
	if (timer_button_enabled || enabled)
		gkrellm_spacers_show(mon_net);
	else
		gkrellm_spacers_hide(mon_net);
	}

static void
create_net(GtkWidget *vbox, gint first_create)
	{
	GList	*list;
	NetMon	*net;

	load_net_extra_piximages();

	/* Make a couple of vboxes here so I can control the net layout.
	|  I want interface linked to the timer button  to go last.
	*/
	if (first_create)
		{
		dynamic_net_vbox = gtk_vbox_new(FALSE, 0);
		gtk_box_pack_start(GTK_BOX(vbox), dynamic_net_vbox, FALSE, FALSE, 0);
		gtk_widget_show(dynamic_net_vbox);

		net_vbox = gtk_vbox_new(FALSE, 0);
		gtk_box_pack_start(GTK_BOX(vbox), net_vbox, FALSE, FALSE, 0);
		gtk_widget_show(net_vbox);

		(*(read_net_data))();		/* need net up states */

		create_timed_monitor();
		for (list = net_mon_list; list; list = list->next)
			{
			net = (NetMon *) list->data;
			if (net == net_timed)
				continue;
			if ((net->up || net->force_up) && net->enabled)
				create_net_monitor(dynamic_net_vbox, net, first_create);
			}
		load_net_data();
		}
	else
		{
		/* Some decals don't live in a panel, they will be drawn onto
		|  charts when needed.  So, must destroy them at create events (not
		|  done automatically in panel lists) and then recreate them with NULL
		|  panel and style pointers.
		*/
		gkrellm_destroy_decal(decal_totalA);
		gkrellm_destroy_decal(decal_totalB);
		gkrellm_destroy_decal(decal_reset);
		gkrellm_destroy_decal(decal_stats);
		decal_totalA = decal_totalB = decal_reset = decal_stats = NULL;
		for (list = net_mon_list; list; list = list->next)
			{
			net = (NetMon *) list->data;
			if (net->chart)
				create_net_monitor(NULL, net, 0);
			}
		}
	decal_totalA = gkrellm_create_decal_pixmap(NULL,
			gkrellm_decal_misc_pixmap(), gkrellm_decal_misc_mask(),
			N_MISC_DECALS, NULL, 0, 0);
	decal_totalB = gkrellm_create_decal_pixmap(NULL,
			gkrellm_decal_misc_pixmap(), gkrellm_decal_misc_mask(),
			N_MISC_DECALS, NULL, 0, 0);

	decal_reset = gkrellm_create_decal_pixmap(NULL,
			gkrellm_decal_misc_pixmap(), gkrellm_decal_misc_mask(),
			N_MISC_DECALS, NULL, 0, 0);

	decal_stats = gkrellm_create_decal_pixmap(NULL,
			gkrellm_decal_misc_pixmap(), gkrellm_decal_misc_mask(),
			N_MISC_DECALS, NULL, 0, 0);

	net_spacer_visibility();
	}

static void
create_timer(GtkWidget *vbox, gint first_create)
	{
	timer_vbox = vbox;
	create_net_timer(timer_vbox, first_create);
	ascent = 0;
	ascent_alt = 0;
	if (first_create)
		draw_timer(timer_panel, (int) (time(0) - net_timer0), 1);
	else
		draw_timer(timer_panel, last_time , 1);
	gkrellm_draw_panel_layers(timer_panel);
	net_timer_visibility();
	}

#define	NET_CONFIG_KEYWORD	"net"

static void
cb_alert_trigger(GkrellmAlert *alert, NetMon *net)
	{
	/* Full panel alert, default decal.
	*/
	alert->panel = net->chart->panel;
	}

static void
create_alert(NetMon *net)
	{
	net->alert = gkrellm_alert_create(NULL, net->name,
				_("Bytes per second"),
				TRUE, FALSE, TRUE,
				1e10, 1000, 1000, 10000, 0);
	gkrellm_alert_delay_config(net->alert, 1, 60 * 60, 0);

	gkrellm_alert_trigger_connect(net->alert, cb_alert_trigger, net);
	gkrellm_alert_config_connect(net->alert, cb_alert_config, net);
	gkrellm_alert_config_create_connect(net->alert,
							cb_alert_config_create, net);
	gkrellm_alert_command_process_connect(net->alert, cb_command_process, net);
	}


static void
save_net_config(FILE *f)
	{
	GList	*list;
	NetMon	*net;

	for (list = net_mon_list; list; list = list->next)
		{
		net = (NetMon *) list->data;
		fprintf(f, "%s enables %s %d %d %d\n", NET_CONFIG_KEYWORD, net->name,
				net->enabled, net->chart_labels, net->force_up);
		gkrellm_save_chartconfig(f, net->chart_config,
				NET_CONFIG_KEYWORD, net->name);
		if (*net->label)
			fprintf(f, "%s label %s %s\n", NET_CONFIG_KEYWORD,
					net->name, net->label);
		if (*(net->launch.command))
			fprintf(f, "%s launch %s %s\n", NET_CONFIG_KEYWORD,
					net->name, net->launch.command);
		if (*(net->launch.tooltip_comment))
			fprintf(f, "%s tooltip %s %s\n", NET_CONFIG_KEYWORD,
					net->name, net->launch.tooltip_comment);
		if (net->alert)
			{
			gkrellm_save_alertconfig(f, net->alert,
						NET_CONFIG_KEYWORD, net->name);
			fprintf(f, "%s extra_alert_config %s %d %d\n", NET_CONFIG_KEYWORD,
						net->name,
						net->alert_uses_rx, net->alert_uses_tx);
			}
		}

	if (!_GK.client_mode || timer_button_type != TIMER_TYPE_SERVER)
		fprintf(f, "%s timer_enabled %d\n", NET_CONFIG_KEYWORD,
						timer_button_enabled);
	fprintf(f, "%s timer_seconds %d\n", NET_CONFIG_KEYWORD, timer_seconds);
	if (!_GK.client_mode)
		fprintf(f, "%s timer_iface %s\n", NET_CONFIG_KEYWORD,
				timer_button_iface);
	fprintf(f, "%s timer_on %s\n", NET_CONFIG_KEYWORD, timer_on_command);
	fprintf(f, "%s timer_off %s\n", NET_CONFIG_KEYWORD, timer_off_command);
	fprintf(f, "%s text_format %s\n", NET_CONFIG_KEYWORD, text_format);
	fprintf(f, "%s reset_mday %d\n", NET_CONFIG_KEYWORD, reset_mday);
	fprintf(f, "%s net_stats_window_height %d\n", NET_CONFIG_KEYWORD,
				net_stats_window_height);
	}

static void
load_net_config(gchar *arg)
	{
	NetMon		*net;
	gchar		config[32], name[32];
	gchar		item[CFG_BUFSIZE], item1[CFG_BUFSIZE];
	gboolean	enable = TRUE, ch_labels = TRUE, force = FALSE;
	gint		n;

	n = sscanf(arg, "%31s %[^\n]", config, item);
	if (n != 2)
		return;

	if (!_GK.client_mode || timer_button_type != TIMER_TYPE_SERVER)
		if (!strcmp(config, "timer_enabled") && ! _GK.demo)
			sscanf(item, "%d", &timer_button_enabled);

	if (!strcmp(config, "timer_seconds"))
		sscanf(item, "%d", &timer_seconds);
	else if (!strcmp(config, "reset_mday"))
		sscanf(item, "%d", &reset_mday);
	else if (!strcmp(config, "net_stats_window_height"))
		sscanf(item, "%d", &net_stats_window_height);
	else if (!strcmp(config, "timer_iface") && !_GK.client_mode)
		{
		if (_GK.demo && !strcmp(item, "none"))
			gkrellm_dup_string(&timer_button_iface, "ppp0");
		else
			gkrellm_dup_string(&timer_button_iface, item);
		}
	else if (!strcmp(config, "timer_on"))
		gkrellm_dup_string(&timer_on_command, item);
	else if (!strcmp(config, "timer_off"))
		gkrellm_dup_string(&timer_off_command, item);
	else if (!strcmp(config, "text_format"))
		gkrellm_locale_dup_string(&text_format, item, &text_format_locale);
	else if (sscanf(item, "%31s %[^\n]", name, item1) == 2)
		{
		if (!strcmp(config, "iface"))	/* Hack to get some of 1.0 config */
			{	/* Can't get resolution, label, launch or tooltip */
			sscanf(item1, "%*d %d %*s %d %d", &enable, &ch_labels, &force);
			strcpy(config, "enables");
			sprintf(item1, "%d %d %d", enable, ch_labels, force);
			}
		/* Remaining configs will have a net name
		*/
		if (!strcmp(config, "enables"))
			{
			if ((net = lookup_net(name)) == NULL)
				net = new_net(name);
			sscanf(item1, "%d %d %d", &net->enabled, &net->chart_labels,
						&net->force_up);
			if (!net_use_routed)
				net->force_up = FALSE;
			return;
			}
		if ((net = lookup_net(name)) == NULL)
			return;
		if (!strcmp(config, GKRELLM_CHARTCONFIG_KEYWORD))
			gkrellm_load_chartconfig(&net->chart_config, item1, 2);
		else if (!strcmp(config, GKRELLM_ALERTCONFIG_KEYWORD))
			{
			if (!net->alert)
				create_alert(net);
			gkrellm_load_alertconfig(&net->alert, item1);
			}
		else if (!strcmp(config, "extra_alert_config"))
			sscanf(item1, "%d %d", &net->alert_uses_rx, &net->alert_uses_tx);
		else if (!strcmp(config, "label"))
			gkrellm_dup_string(&net->label, item1);
		else if (!strcmp(config, "launch"))
			gkrellm_dup_string(&net->launch.command, item1);
		else if (!strcmp(config, "tooltip"))
			gkrellm_dup_string(&net->launch.tooltip_comment, item1);
		}
	}


/* -------------- User config interface --------------------- */

#define STEP	1

static GtkWidget	*pon_entry,
					*poff_entry,
					*timer_iface_combo,
					*text_format_combo;

static GtkWid