5 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
6 <style type="text/css">
7 div#divlogs, div#diventry {
8 font-family: monospace;
10 background-color: #ffffff;
13 border-radius: 10px 10px 10px 10px;
14 border: 1px solid threedshadow;
25 background-color: #ededed;
32 border-right: 1px dotted lightgrey;
36 border-right: 1px dotted lightgrey;
43 td.message > a:link, td.message > a:visited {
44 text-decoration: none;
52 td.message-error > a:link, td.message-error > a:visited {
53 text-decoration: none;
56 td.message-highlight {
60 td.message-highlight > a:link, td.message-highlight > a:visited {
61 text-decoration: none;
64 td > a:hover, td > a:active {
65 text-decoration: underline;
68 table#tablelogs, table#tableentry {
69 border-collapse: collapse;
73 border-right: 1px dotted lightgrey;
96 - show red lines for reboots -->
101 <div id="virtualization"></div>
102 <div id="cutoff"></div>
103 <div id="machine"></div>
104 <div id="usage"></div>
105 <div id="showing"></div>
107 <div id="divlogs"><table id="tablelogs"></table></div>
109 <div id="diventry"><table id="tableentry"></table></div>
112 <input id="head" type="button" value="|<" onclick="entriesLoadHead();"/>
113 <input id="previous" type="button" value="<<" onclick="entriesLoadPrevious();"/>
114 <input id="next" type="button" value=">>" onclick="entriesLoadNext();"/>
115 <input id="tail" type="button" value=">|" onclick="entriesLoadTail();"/>
116
117 <input id="more" type="button" value="More" onclick="entriesMore();"/>
118 <input id="less" type="button" value="Less" onclick="entriesLess();"/>
122 <span class="key">→, j, SPACE</span>: Next Page
123 <span class="key">←, k, BACKSPACE</span>: Previous Page
124 <span class="key">g</span>: First Page
125 <span class="key">G</span>: Last Page
126 <span class="key">+</span>: More entries
127 <span class="key">-</span>: Fewer entries
130 <script type="text/javascript">
131 var first_cursor = null;
132 var last_cursor = null;
134 function setCookie(name, value, msec) {
136 d.setMilliseconds(d.getMilliseconds() + msec);
137 var v = escape(value) + "; expires=" + d.toUTCString();
138 document.cookie = name + "=" + value;
141 function getCookie(name) {
143 l = document.cookie.split(";");
146 j = l[i].indexOf("=");
147 x = l[i].substr(0, j);
148 y = l[i].substr(j+1);
155 function getNEntries() {
157 n = getCookie("n_entries");
163 function showNEntries(n) {
164 var showing = document.getElementById("showing");
165 showing.innerHTML = "Showing <b>" + n.toString() + "</b> entries.";
168 function setNEntries(n) {
174 setCookie("n_entries", n.toString(), 30*24*60*60*1000);
178 function machineLoad() {
179 var request = new XMLHttpRequest();
180 request.open("GET", "/machine");
181 request.onreadystatechange = machineOnResult;
182 request.setRequestHeader("Accept", "application/json");
186 function formatBytes(u) {
187 if (u >= 1024*1024*1024*1024)
188 return (u/1024/1024/1024/1024).toFixed(1) + " TiB";
189 else if (u >= 1024*1024*1024)
190 return (u/1024/1024/1024).toFixed(1) + " GiB";
191 else if (u >= 1024*1024)
192 return (u/1024/1024).toFixed(1) + " MiB";
194 return (u/1024).toFixed(1) + " KiB";
196 return u.toString() + " B";
199 function escapeHTML(s) {
200 return s.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">");
203 function machineOnResult(event) {
204 if ((event.currentTarget.readyState != 4) ||
205 (event.currentTarget.status != 200 && event.currentTarget.status != 0))
208 var d = JSON.parse(event.currentTarget.responseText);
210 var title = document.getElementById("title");
211 title.innerHTML = 'Journal of ' + escapeHTML(d.hostname);
212 document.title = 'Journal of ' + escapeHTML(d.hostname);
214 var machine = document.getElementById("machine");
215 machine.innerHTML = 'Machine ID is <b>' + d.machine_id + '</b>, current boot ID is <b>' + d.boot_id + '</b>.';
217 var cutoff = document.getElementById("cutoff");
218 var from = new Date(parseInt(d.cutoff_from_realtime) / 1000);
219 var to = new Date(parseInt(d.cutoff_to_realtime) / 1000);
220 cutoff.innerHTML = 'Journal begins at <b>' + from.toLocaleString() + '</b> and ends at <b>' + to.toLocaleString() + '</b>.';
222 var usage = document.getElementById("usage");
223 usage.innerHTML = 'Disk usage is <b>' + formatBytes(parseInt(d.usage)) + '</b>.';
225 var os = document.getElementById("os");
226 os.innerHTML = 'Operating system is <b>' + escapeHTML(d.os_pretty_name) + '</b>.';
228 var virtualization = document.getElementById("virtualization");
229 virtualization.innerHTML = d.virtualization == "bare" ? "Running on <b>bare metal</b>." : "Running on virtualization <b>" + escapeHTML(d.virtualization) + "</b>.";
232 function entriesLoad(range) {
233 var request = new XMLHttpRequest();
234 request.open("GET", "/entries");
235 request.onreadystatechange = entriesOnResult;
236 request.setRequestHeader("Accept", "application/json");
237 request.setRequestHeader("Range", "entries=" + range + ":" + getNEntries().toString());
241 function entriesLoadNext() {
242 if (last_cursor == null)
245 entriesLoad(last_cursor + ":1");
248 function entriesLoadPrevious() {
249 if (first_cursor == null)
252 entriesLoad(first_cursor + ":-" + getNEntries().toString());
255 function entriesLoadHead() {
259 function entriesLoadTail() {
260 entriesLoad(":-" + getNEntries().toString());
263 function entriesOnResult(event) {
265 if ((event.currentTarget.readyState != 4) ||
266 (event.currentTarget.status != 200 && event.currentTarget.status != 0))
269 var logs = document.getElementById("tablelogs");
275 var l = event.currentTarget.responseText.split('\n');
278 logs.innerHTML = '<tbody><tr><td colspan="3"><i>No further entries...</i></td></tr></tbody>';
289 var d = JSON.parse(l[i]);
290 if (d.MESSAGE == undefined || d.__CURSOR == undefined)
298 if (d.PRIORITY != undefined)
299 priority = parseInt(d.PRIORITY);
304 clazz = "message-error";
305 else if (priority <= 5)
306 clazz = "message-highlight";
310 buf += '<tr><td class="timestamp">';
312 if (d.__REALTIME_TIMESTAMP != undefined) {
313 var timestamp = new Date(parseInt(d.__REALTIME_TIMESTAMP) / 1000);
314 buf += timestamp.toLocaleString();
317 buf += '</td><td class="process">';
319 if (d.SYSLOG_IDENTIFIER != undefined)
320 buf += escapeHTML(d.SYSLOG_IDENTIFIER);
321 else if (d._COMM != undefined)
322 buf += escapeHTML(d._COMM);
324 if (d._PID != undefined)
325 buf += "[" + escapeHTML(d._PID) + "]";
326 else if (d.SYSLOG_PID != undefined)
327 buf += "[" + escapeHTML(d.SYSLOG_PID) + "]";
329 buf += '</td><td class="' + clazz + '"><a href="#entry" onclick="onMessageClick(\'' + lc + '\');">';
331 if (d.MESSAGE == null)
332 buf += "[blob data]";
333 else if (d.MESSAGE instanceof Array)
334 buf += "[" + formatBytes(d.MESSAGE.length) + " blob data]";
336 buf += escapeHTML(d.MESSAGE);
338 buf += '</a></td></tr>';
341 logs.innerHTML = '<tbody>' + buf + '</tbody>';
349 function entriesMore() {
350 setNEntries(getNEntries() + 10);
351 entriesLoad(first_cursor);
354 function entriesLess() {
355 setNEntries(getNEntries() - 10);
356 entriesLoad(first_cursor);
359 function onResultMessageClick(event) {
360 if ((event.currentTarget.readyState != 4) ||
361 (event.currentTarget.status != 200 && event.currentTarget.status != 0))
364 var d = JSON.parse(event.currentTarget.responseText);
366 document.getElementById("diventry").style.display = "block";
367 entry = document.getElementById("tableentry");
374 data = "[blob data]";
375 else if (data instanceof Array)
376 data = "[" + formatBytes(data.length) + " blob data]";
378 data = escapeHTML(data);
380 buf += '<tr><td class="field">' + key + '</td><td class="data">' + data + '</td></tr>';
382 entry.innerHTML = '<tbody>' + buf + '</tbody>';
385 function onMessageClick(t) {
386 var request = new XMLHttpRequest();
387 request.open("GET", "/entries?discrete");
388 request.onreadystatechange = onResultMessageClick;
389 request.setRequestHeader("Accept", "application/json");
390 request.setRequestHeader("Range", "entries=" + t + ":0:1");
394 function onKeyUp(event) {
395 switch (event.keyCode) {
399 entriesLoadPrevious();
424 showNEntries(getNEntries());
425 document.onkeyup = onKeyUp;