netzbeere-web/scripts/js/settings-system.js

411 lines
12 KiB
JavaScript

/* Pi-hole: A black hole for Internet advertisements
* (c) 2023 Pi-hole, LLC (https://pi-hole.net)
* Network-wide ad blocking via your own hardware.
*
* This file is copyright under the latest version of the EUPL.
* Please see LICENSE file for your rights under this license. */
/* global apiFailure:false, Chart:false, THEME_COLORS:false, customTooltips:false, htmlLegendPlugin:false,doughnutTooltip:false, ChartDeferred:false, REFRESH_INTERVAL: false, utils: false, i18n */
"use strict";
let hostinfoTimer = null;
let cachePieChart = null;
let cacheSize = 0;
let cacheEntries = 0;
// Register the ChartDeferred plugin to all charts:
Chart.register(ChartDeferred);
Chart.defaults.set("plugins.deferred", {
yOffset: "20%",
delay: 300,
});
function updateCachePie(data) {
const v = [];
const c = [];
const k = [];
let i = 0;
// Compute total number of cache entries
cacheEntries = 0;
for (const item of Object.keys(data)) {
cacheEntries += data[item].valid;
cacheEntries += data[item].stale;
}
// Sort data by value, put OTHER always as last
const sorted = Object.keys(data).sort((a, b) => {
if (a === "OTHER") {
return 1;
}
if (b === "OTHER") {
return -1;
}
return data[b].valid + data[b].stale - (data[a].valid + data[a].stale);
});
// Rebuild data object
const tmp = {};
for (const item of sorted) {
tmp[item] = data[item];
}
data = tmp;
// Add empty space to chart
data.empty = {};
data.empty.valid = cacheSize - cacheEntries;
// Fill chart with data
for (const [item, value] of Object.entries(data)) {
const itemLabel =
item === "empty"
? i18n.t("shared.empty")
: item === "OTHER"
? i18n.t("settings.system.other")
: item;
if (value.valid > 0) {
v.push((100 * value.valid) / cacheSize);
c.push(item !== "empty" ? THEME_COLORS[i++ % THEME_COLORS.length] : "#80808040");
k.push(itemLabel);
}
if (value.stale > 0) {
// There are no stale empty entries
v.push((100 * value.stale) / cacheSize);
c.push(THEME_COLORS[i++ % THEME_COLORS.length]);
k.push(`${itemLabel} (${i18n.t("shared.stale")})`);
}
}
// Build a single dataset with the data to be pushed
const dd = { data: v, backgroundColor: c };
// and push it at once
cachePieChart.data.datasets[0] = dd;
cachePieChart.data.labels = k;
// Passing 'none' will prevent rotation animation for further updates
//https://www.chartjs.org/docs/latest/developers/updates.html#preventing-animations
cachePieChart.update("none");
}
function updateHostInfo() {
$.ajax({
url: document.body.dataset.apiurl + "/info/host",
})
.done(data => {
const host = data.host;
const uname = host.uname;
if (uname.domainname !== "(none)") {
$("#sysinfo-hostname").text(uname.nodename + "." + uname.domainname);
} else {
$("#sysinfo-hostname").text(uname.nodename);
}
$("#sysinfo-kernel").text(
uname.sysname +
" " +
uname.nodename +
" " +
uname.release +
" " +
uname.version +
" " +
uname.machine
);
clearTimeout(hostinfoTimer);
hostinfoTimer = utils.setTimer(updateHostInfo, REFRESH_INTERVAL.hosts);
})
.fail(data => {
apiFailure(data);
});
}
// Walk nested objects, create a dash-separated global key and assign the value
// to the corresponding element (add percentage for DNS replies)
function setMetrics(data, prefix) {
const cacheData = {};
for (const [key, val] of Object.entries(data)) {
if (prefix === "sysinfo-dns-cache-content-") {
// Create table row for each DNS cache entry
// (if table exists)
if ($("#dns-cache-table").length > 0) {
const name =
val.name !== "OTHER"
? val.name !== null
? i18n.tf("settings.system.valid_metric", val.name)
: i18n.tf("settings.system.valid_metric_type", val.type)
: i18n.t("settings.system.valid_metric_other");
const tr =
"<tr><th>" +
i18n.tf("settings.system.n_records_in_cache", name) +
"</th><td>" +
val.count +
"</td></tr>";
// Append row to DNS cache table
$("#dns-cache-table").append(tr);
}
cacheData[val.name] = val.count;
} else if (typeof val === "object") {
setMetrics(val, prefix + key + "-");
} else if (prefix === "sysinfo-dns-replies-") {
// Compute and display percentage of DNS replies in addition to the absolute value
const lval = val.toLocaleString();
const percent = (100 * val) / data.sum;
$("#" + prefix + key).text(lval + " (" + percent.toFixed(1) + "%)");
} else {
const lval = val.toLocaleString();
$("#" + prefix + key).text(lval);
}
}
// Draw pie chart if data is available
if (Object.keys(cacheData).length > 0) {
updateCachePie(cacheData);
}
}
let metricsTimer = null;
function updateMetrics() {
$.ajax({
url: document.body.dataset.apiurl + "/info/metrics",
})
.done(data => {
const metrics = data.metrics;
$("#dns-cache-table").empty();
// Set global cache size
cacheSize = metrics.dns.cache.size;
// Set metrics
setMetrics(metrics, "sysinfo-");
$("#cache-utilization").text(
cacheEntries.toLocaleString() + " (" + ((100 * cacheEntries) / cacheSize).toFixed(1) + "%)"
);
$("div[id^='sysinfo-metrics-overlay']").hide();
clearTimeout(metricsTimer);
metricsTimer = utils.setTimer(updateMetrics, REFRESH_INTERVAL.metrics);
})
.fail(data => {
apiFailure(data);
});
}
function showQueryLoggingButton(state) {
if (state) {
$("#loggingButton").addClass("btn-warning");
$("#loggingButton").removeClass("btn-success");
$("#loggingButton").text(i18n.t("settings.system.disable_query_logging"));
$("#loggingButton").data("state", "enabled");
} else {
$("#loggingButton").addClass("btn-success");
$("#loggingButton").removeClass("btn-warning");
$("#loggingButton").text(i18n.t("settings.system.enable_query_logging"));
$("#loggingButton").data("state", "disabled");
}
}
function getLoggingButton() {
$.ajax({
url: document.body.dataset.apiurl + "/config/dns/queryLogging",
})
.done(data => {
showQueryLoggingButton(data.config.dns.queryLogging);
})
.fail(data => {
apiFailure(data);
});
}
i18n.waitForTranslations(() => {
$(".confirm-restartdns").confirm({
text:
i18n.t("settings.system.sure_restart_dns_server") +
"<br><br>" +
i18n.t("settings.system.this_interrupt_internet") +
"<br>" +
i18n.t("settings.system.you_will_be_logged_out"),
title: i18n.t("settings.confirmation_required"),
confirm() {
$.ajax({
url: document.body.dataset.apiurl + "/action/restartdns",
type: "POST",
}).fail(data => {
apiFailure(data);
});
},
cancel() {
// nothing to do
},
confirmButton: i18n.t("settings.system.restart_confirm"),
cancelButton: i18n.t("settings.system.restart_deny"),
post: true,
confirmButtonClass: "btn-danger",
cancelButtonClass: "btn-default",
dialogClass: "modal-dialog",
});
$(".confirm-flushlogs").confirm({
text:
i18n.t("settings.system.sure_to_flush_logs") +
"<br><br>" +
`<strong>${i18n.t("settings.system.flush_logs_cannot_be_undone")}</strong>`,
title: i18n.t("settings.confirmation_required"),
confirm() {
$.ajax({
url: document.body.dataset.apiurl + "/action/flush/logs",
type: "POST",
}).fail(data => {
apiFailure(data);
});
},
cancel() {
// nothing to do
},
confirmButton: i18n.t("settings.system.flush_logs_confirm"),
cancelButton: i18n.t("settings.system.flush_logs_deny"),
post: true,
confirmButtonClass: "btn-danger",
cancelButtonClass: "btn-default",
dialogClass: "modal-dialog",
});
$(".confirm-flusharp").confirm({
text:
i18n.t("settings.system.sure_to_flush_network_table") +
"<br><br>" +
`<strong>${i18n.t("settings.system.flush_table_cannot_be_undone")}</strong>`,
title: i18n.t("settings.confirmation_required"),
confirm() {
$.ajax({
url: document.body.dataset.apiurl + "/action/flush/arp",
type: "POST",
}).fail(data => {
apiFailure(data);
});
},
cancel() {
// nothing to do
},
confirmButton: i18n.t("settings.system.flush_table_confirm"),
cancelButton: i18n.t("settings.system.flush_table_deny"),
post: true,
confirmButtonClass: "btn-danger",
cancelButtonClass: "btn-default",
dialogClass: "modal-dialog",
});
$("#loggingButton").confirm({
text:
i18n.t("settings.system.sure_to_switch_query_logging_mode") +
"<br><br>" +
"<strong>" +
i18n.t("settings.system.dns_server_will_restart") +
"</strong><br>" +
i18n.t("settings.system.cache_clear_and_interrupt_internet") +
"<br>" +
i18n.t("settings.system.furthermore_you_will_be_logged_out"),
title: i18n.t("settings.confirmation_required"),
confirm() {
const data = {};
data.config = {};
data.config.dns = {};
data.config.dns.queryLogging = $("#loggingButton").data("state") !== "enabled";
$.ajax({
url: document.body.dataset.apiurl + "/config/dns/queryLogging",
type: "PATCH",
dataType: "json",
processData: false,
contentType: "application/json; charset=utf-8",
data: JSON.stringify(data),
})
.done(data => {
showQueryLoggingButton(data.config.dns.queryLogging);
})
.fail(data => {
apiFailure(data);
});
},
cancel() {
// nothing to do
},
confirmButton: i18n.t("settings.system.change_logging_confirm"),
cancelButton: i18n.t("settings.system.change_logging_deny"),
post: true,
confirmButtonClass: "btn-danger",
cancelButtonClass: "btn-default",
dialogClass: "modal-dialog",
});
updateHostInfo();
updateMetrics();
getLoggingButton();
const ctx = document.getElementById("cachePieChart").getContext("2d");
cachePieChart = new Chart(ctx, {
type: "doughnut",
data: {
labels: [],
datasets: [{ data: [], parsing: false }],
},
plugins: [htmlLegendPlugin],
options: {
responsive: true,
maintainAspectRatio: true,
elements: {
arc: {
borderColor: $(".box").css("background-color"),
},
},
plugins: {
htmlLegend: {
containerID: "cache-legend",
},
legend: {
display: false,
},
tooltip: {
// Disable the on-canvas tooltip
enabled: false,
external: customTooltips,
callbacks: {
title() {
return i18n.t("settings.system.cache_content");
},
label: doughnutTooltip,
},
},
},
animation: {
duration: 750,
},
},
});
$.ajax({
url: document.body.dataset.apiurl + "/network/gateway",
})
.done(data => {
const gateway = data.gateway;
// Get first object in gateway that has family == "inet"
const inet = gateway.find(obj => obj.family === "inet");
// Get first object in gateway that has family == "inet6"
const inet6 = gateway.find(obj => obj.family === "inet6");
$("#sysinfo-gw-v4-addr").text(inet ? inet.local.join("\n") : "N/A");
$("#sysinfo-gw-v4-iface").text(inet ? inet.interface : "N/A");
$("#sysinfo-gw-v6-addr").text(inet6 ? inet6.local.join("\n") : "N/A");
$("#sysinfo-gw-v6-iface").text(inet6 ? inet6.interface : "N/A");
})
.fail(data => {
apiFailure(data);
});
});