zotonic_mod_admin_statistics

{% extends "admin_base.tpl" %}

{% block title %}{_ Statistics _}{% endblock %}

{% block content %}

<style>
.meta {
    font-weight: bold;
    color: #888;
}
</style>

<div class="row">

    <div class="col-md-4 col-lg-4 col-sm-4 col-xs-6">
        {% include "stat_panel/system_usage.tpl" %}
    </div>

    <div class="col-md-3 col-lg-3 col-sm-3 col-xs-6">
        {% include "stat_panel/erlang.tpl" %}
    </div>

    <div class="col-md-3 col-lg-3 col-sm-3 col-xs-6">
        <div class="panel panel-default">
            <div class="panel-heading">IO</div>
            <div class="panel-body">
                <table class="table table-condensed">
                    <thead></thead>
                    <tbody>
                        {% for title, id in [ ["Input", "io-input"],
                                              ["Output", "io-output"] ] %}
                            {% include "_stat_row.tpl" %}
                        {% endfor %}
                    </tbody>
                </table>
            </div>
        </div>
    </div>

</div>

<div class="row">

    <div class="col-md-5 col-lg-4 col-sm-6 col-xs-8">
        {% include "stat_panel/memory_usage.tpl" %}
    </div>

    <div class="col-md-3 col-lg-3 col-sm-3 col-xs-6">
        {% include "stat_panel/broker.tpl" %}
    </div>

    <div class="col-md-3 col-lg-3 col-sm-3 col-xs-6">
        {% include "stat_panel/database.tpl" %}
    </div>

</div>

<div class="row">

    <div class="col-md-10 col-lg-8 col-sm-12">
        {% include "stat_panel/dispatch.tpl" %}
    </div>

</div>

{% javascript %}
function to_human(value, per) {
    if(value === undefined)
        return "-";

    if(value < 512) // .5 kb
        return value + " " + unit("B", per);

    if(value < 524288) // .5 Mb
        return (value/1024).toFixed(1) + unit("Kb", per);

    if(value < 536870912) // .5 Gb
        return (value/1024/1024).toFixed(1) + unit("Mb", per);

    if(value < 549755813888) // *.5 Tb
        return (value/1024/1024/1024).toFixed(1) + unit("Gb", per);

    return (value/1024/1024/1024/1024).toFixed(1) + unit("Tb", per);
}

function unit(u, per) {
    if(per) {
        return " <small class=\"meta\">" + u + "/" + per + "</small>";
    }
    return " <small class=\"meta\">" + u + "</small>";
}
{% endjavascript %}

{% javascript %}
function render_value(val) {
    if(!val) return "-";
    return val;
}

function render_ms(val) {
    if(!val) return "-";

    return (val / 1000).toFixed(3) + "<small class=\"meta\">ms</small>"
}

cotonic.broker.subscribe("bridge/origin/$SYS/erlang/+entry",
     function(msg, args) {
        if(args.entry === "usage") {
            update_usage(msg.payload);
            return;
        }

        const datapoints = Object.keys(msg.payload);

        for(let i=0; i < datapoints.length; i++) {
            const itemId = "#" + args.entry + "-" + datapoints[i];

            let item = $(itemId);
            if(item.length > 0) {
                item.text(msg.payload[datapoints[i]] + '');
                // item.html(item.data('render')(msg.payload[datapoints[i]]));
            } else {
                console.log("No place for", itemId, msg.payload[datapoints[i]]);
            }
        }
});

function update_usage(dp) {
    const keys = Object.keys(dp);
    for(let i=0; i < keys.length; i++) {
        const key = keys[i];

        $("#usage-" + key + "-value").html(dp[key]);
        $("#usage-" + key + "-progress").css({width: dp[key].toString() + "%"});
    }
}
{% endjavascript %}

{% endblock %}