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<html>
<head>
<script>
function loadFromClipboard(hideCrashHandlers) {
for (let b of document.querySelectorAll("button")) b.style.display = "none";
navigator.clipboard.readText().then(text => {
makeRows(computeGrid(tagWithFPID(parseLines(text)), hideCrashHandlers));
document.querySelector("#controls").style.display = "block";
});
}
function parseLines(str) {
let lines = [];
const logLineHeaderRegex = /^\[(?<process>[^:]*):(?<thread>[^:]*):(?<time>[0-9.\/]*):(?<level>[^:]*):(?<location>[^\]]*)\] (?<text>.*)/;
for (let l of str.split("\n")) {
let match = logLineHeaderRegex.exec(l);
if (match !== null) {
lines.push({"process": match.groups.process, "thread": match.groups.thread, "time": match.groups.time, "level": match.groups.level, "location": match.groups.location, "text": match.groups.text + "\n"});
} else {
if (lines.length == 0) lines.push({"process": 0, "thread": 0, "time": "", "level": 0, "location": "", "text": l + "\n"});
else lines[lines.length - 1].text += l + "\n";
}
}
let linesEqual = (a, b) => {
return (
a.process == b.process
&& a.thread == b.thread
&& a.time == b.time
&& a.level == b.level
&& a.location == b.location
&& a.text == b.text);
}
let lines2 = [];
outer: for (let l of lines) {
for (let ll of lines2) {
if (linesEqual(l, ll)) continue outer;
}
lines2.push(l);
}
lines = lines2;
lines.sort((a, b) => a.time.localeCompare(b.time));
return lines;
}
// PID reuse is common in longer logs. Split processes at
// "UpdaterMain (.*) returned .*."
function tagWithFPID(lines) {
let fpid = 0;
let openPids = {};
const finalLine = /UpdaterMain \(--[a-zA-Z-]+\) returned .+/
for (let l of lines) {
if (!openPids.hasOwnProperty(l.process)) {
openPids[l.process] = fpid++;
}
l.fpid = openPids[l.process];
if (l.text.match(finalLine) != null) delete(openPids[l.process]);
}
return lines;
}
function computeGrid(lines, hideCrashHandlers) {
let grid = [];
let firstLineByProcess = {};
let lastLineByProcess = {};
// Crash handlers are recognized by having all logs from updater.cc
// contain --crash-handler.
if (hideCrashHandlers) {
let crashHandlers = {};
let notCrashHandlers = {};
for (let l of lines) {
if (l.location.indexOf("updater.cc") >= 0 && l.text.indexOf("command line:") > 0) {
if (l.text.indexOf("--crash-handler") >= 0) {
crashHandlers[l.fpid] = true;
} else {
notCrashHandlers[l.fpid] = true;
}
}
}
for (let p in notCrashHandlers) delete(crashHandlers[p]);
lines = lines.filter(l => !crashHandlers.hasOwnProperty(l.fpid));
}
for (let i = 0; i < lines.length; i++) {
let p = lines[i].fpid;
if (!firstLineByProcess.hasOwnProperty(p)) firstLineByProcess[p] = i;
lastLineByProcess[p] = i;
}
let procColumns = [];
const BLANK = {"type": "blank"};
for (let i = 0; i < lines.length;) {
for (let j = 0; j < procColumns.length; j++) {
if (procColumns[j] != -1 && lastLineByProcess[procColumns[j]] < i) procColumns[j] = -1;
}
let p = lines[i].fpid;
let x = procColumns.indexOf(p);
outer: if (x == -1) {
for (let j = 0; j < procColumns.length; j++) {
if (procColumns[j] == -1) {
procColumns[j] = p;
x = j;
break outer;
}
}
procColumns.push(p);
x = procColumns.length - 1;
}
let start_line = i;
let llines = [];
while (i < lines.length && lines[i].fpid == lines[start_line].fpid && lines[i].time.substring(0, 4) == lines[start_line].time.substring(0, 4)) {
llines.push(lines[i]);
i++;
}
let gridRow = [];
for (let j = 0; j < procColumns.length; j++) {
if (j == x) gridRow.push({"type": "line", "lines": llines});
else if (procColumns[j] == -1) gridRow.push(BLANK);
else gridRow.push({"type": "processBlank", "fpid": procColumns[j]});
}
grid.push(gridRow);
}
for (let r of grid) while (r.length < procColumns.length) r.push(BLANK);
return grid;
}
function makeRows(grid) {
let colors_hints = [
{"hint": "--windows-service --service=update-internal", "color": [168, 218, 181]},
{"hint": "--windows-service --service=update", "color": [138, 180, 248]},
{"hint": "--server --service=update-internal", "color": [168, 218, 181]},
{"hint": "--server --service=update", "color": [138, 180, 248]},
{"hint": "--crash-handler", "color": [240, 240, 240]},
{"hint": "--install", "color": [235, 235, 235]},
{"hint": "--update", "color": [200, 255, 200]},
{"hint": "--uninstall", "color": [255, 120, 120]},
{"hint": "--uninstall-self", "color": [255, 180, 180]},
{"hint": "--uninstall-if-unused", "color": [255, 150, 150]},
{"hint": "--wake", "color": [254, 239, 195]},
{"hint": "--wake-all", "color": [255, 235, 215]},
{"hint": "--test", "color": [220, 220, 220]},
];
let colorBaseMap = {};
let colorMap = {};
let isFirstFromProcess = (process) => {
return !colorMap.hasOwnProperty(process);
}
for (let r of grid) {
for (let c of r) {
if (c.type == "line") {
for (let l of c.lines) {
if (colorBaseMap.hasOwnProperty(l.fpid)) break;
if (l.location.indexOf("updater.cc") >= 0) {
for (let ch of colors_hints) {
if (l.text.indexOf(ch.hint) > 0) {
colorBaseMap[l.fpid] = ch.color;
break;
}
}
}
}
}
}
}
let getColor = (fpid) => {
if (!colorMap.hasOwnProperty(fpid)) {
let c = [220, 80, 80];
if (colorBaseMap.hasOwnProperty(fpid)) {
c = colorBaseMap[fpid];
}
let r = Math.random() * 10 - 5;
colorMap[fpid] = c.map(c => Math.max(0, Math.min(255, c + r)));
}
return "rgb(" + colorMap[fpid].join(",") + ")";
}
let t = document.querySelector("table");
let lastdate = "";
for (let r of grid) {
let tr = document.createElement("tr");
let rdate = lastdate;
let wrotedate = false;
for (let i = 0; i < r.length; i++) {
if (r[i].type == "line") rdate = r[i].lines[0].time.substring(0, 4);
}
for (let i = 0; i < r.length; i++) {
let c = r[i];
let td = document.createElement("td");
if (c.type == "blank") {
td.appendChild(document.createElement("div"));
td.addEventListener("click", () => expandColumn(-1));
if (rdate != lastdate) {
td.style.borderTop = "1px dotted #aaa";
if (!wrotedate) {
td.appendChild(document.createTextNode(rdate.substring(0, 2) + "/" + rdate.substring(2, 4)));
td.style.textAlign = "center";
td.style.color = "#aaa";
td.style.verticalAlign = "top";
wrotedate = true;
}
}
} else if (c.type == "processBlank") {
td.style.background = getColor(c.fpid);
td.appendChild(document.createElement("div"));
td.addEventListener("click", () => expandColumn(i));
} else if (c.type == "line") {
if (isFirstFromProcess(c.lines[0].fpid)) {
td.style.borderRadius = "8px 8px 0 0";
}
td.style.background = getColor(c.lines[0].fpid);
for (let l of c.lines) td.appendChild(makeDiv(l));
td.addEventListener("click", () => expandColumn(i));
}
tr.appendChild(td);
}
t.appendChild(tr);
lastdate = rdate;
}
}
function makeDiv(line) {
let div = document.createElement("div");
let makeInfo = (type) => {
let s = document.createElement("span");
s.className = "lineinfo_" + type;
s.appendChild(document.createTextNode(line[type]));
div.appendChild(s);
}
makeInfo("process");
makeInfo("thread");
makeInfo("time");
makeInfo("level");
makeInfo("location");
div.appendChild(document.createTextNode(line.text));
return div;
}
function expandColumn(i) {
for (let td of document.querySelectorAll("tr:first-child > td")) {
td.className = i == 0 ? "expanded" : "";
i--;
}
}
function toggle(type) {
for (let e of document.querySelectorAll(".lineinfo_" + type)) {
e.style.display = event.target.checked ? "inline-block" : "none";
}
}
</script>
<style>
body {
margin: 0;
padding: 0;
font-family: sans-serif;
}
table {
width: 100%;
border-collapse: collapse;
}
td {
max-width: 4vw;
overflow: hidden;
transition: max-width 0.2s;
}
td.expanded {
max-width: 80vw;
}
td > div {
width: 80vw;
white-space: pre-wrap;
font-family: monospace;
}
button {
margin: 2em;
width: 30%;
font-size: 200%;
}
.lineinfo_process, .lineinfo_thread, .lineinfo_time, .lineinfo_level, .lineinfo_location {
margin-right: 1em;
display: none;
}
#controls {
position: fixed;
right: 0;
text-align: right;
display: none;
color: #fff;
padding: 0.1em 0 0 0.3em;
background-color: #000;
border-radius: 0 0 0 1em;
}
#controls label {
display: block;
}
</style>
</head>
<body>
<div id="controls">
<label>Process ID<input type="checkbox" onchange="toggle('process')"></input></label>
<label>Thread ID<input type="checkbox" onchange="toggle('thread')"></input></label>
<label>Time<input type="checkbox" onchange="toggle('time')"></input></label>
<label>Level<input type="checkbox" onchange="toggle('level')"></input></label>
<label>Location<input type="checkbox" onchange="toggle('location')"></input></label>
</div>
<button onclick="loadFromClipboard(false)">Load from clipboard</button>
<button onclick="loadFromClipboard(true)">Load from clipboard (hide crash handlers)</button>
<table></table>
</body>
</html>
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