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journal: properly escape HTML entities in browse.html
[thirdparty/systemd.git] / src / journal / browse.html
CommitLineData
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1<!DOCTYPE html>
2<html>
3<head>
4 <title>Journal</title>
5 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
6 <style type="text/css">
c6511e85 7 div#divlogs, div#diventry {
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8 font-family: monospace;
9 font-size: 8pt;
10 background-color: #ffffff;
11 padding: 1em;
12 margin: 2em 0em;
13 border-radius: 10px 10px 10px 10px;
14 border: 1px solid threedshadow;
15 white-space: nowrap;
16 overflow-x: scroll;
17 }
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18 div#diventry {
19 display: none;
20 }
21 div#divlogs {
22 display: block;
23 }
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24 body {
25 background-color: #ededed;
26 color: #313739;
27 font: message-box;
28 margin: 5em;
29 }
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30 td.timestamp {
31 text-align: right;
32 border-right: 1px dotted lightgrey;
33 padding-right: 5px;
34 }
35 td.process {
36 border-right: 1px dotted lightgrey;
37 padding-left: 5px;
38 padding-right: 5px;
39 }
40 td.message {
41 padding-left: 5px;
42 }
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43 td.message > a:link, td.message > a:visited {
44 text-decoration: none;
45 color: #313739;
46 }
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47 td.message-error {
48 padding-left: 5px;
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49 color: red;
50 font-weight: bold;
51 }
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52 td.message-error > a:link, td.message-error > a:visited {
53 text-decoration: none;
54 color: red;
55 }
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56 td.message-highlight {
57 padding-left: 5px;
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58 font-weight: bold;
59 }
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60 td.message-highlight > a:link, td.message-highlight > a:visited {
61 text-decoration: none;
62 color: #313739;
63 }
64 td > a:hover, td > a:active {
65 text-decoration: underline;
66 color: #c13739;
67 }
68 table#tablelogs, table#tableentry {
69 border-collapse: collapse;
70 }
71 td.field {
72 text-align: right;
73 border-right: 1px dotted lightgrey;
74 padding-right: 5px;
75 }
76 td.data {
77 padding-left: 5px;
1dac8b79 78 }
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79 </style>
80</head>
81
82<body>
83 <!-- TODO:
84
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85 - show red lines for reboots
86 - show contents of entries -->
87
88 <h1 id="title"></h1>
89
90 <div id="os"></div>
91 <div id="virtualization"></div>
92 <div id="cutoff"></div>
93 <div id="machine"></div>
94 <div id="usage"></div>
95 <div id="showing"></div>
96
1dac8b79 97 <div id="divlogs"><table id="tablelogs"></table></div>
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98 <a name="entry"></a>
99 <div id="diventry"><table id="tableentry"></table></div>
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100
101 <form>
102 <input id="head" type="button" value="|&lt;" onclick="entriesLoadHead();"/>
103 <input id="previous" type="button" value="&lt;&lt;" onclick="entriesLoadPrevious();"/>
104 <input id="next" type="button" value="&gt;&gt;" onclick="entriesLoadNext();"/>
105 <input id="tail" type="button" value="&gt;|" onclick="entriesLoadTail();"/>
106 &nbsp;&nbsp;&nbsp;&nbsp;
107 <input id="more" type="button" value="More" onclick="entriesMore();"/>
108 <input id="less" type="button" value="Less" onclick="entriesLess();"/>
109 </form>
110
111 <script type="text/javascript">
112 var first_cursor = null;
113 var last_cursor = null;
114
115 function setCookie(name, value, msec) {
116 var d = new Date();
117 d.setMilliseconds(d.getMilliseconds() + msec);
118 var v = escape(value) + "; expires=" + d.toUTCString();
119 document.cookie = name + "=" + value;
120 }
121
122 function getCookie(name) {
123 var i, l;
124 l = document.cookie.split(";");
125 for (i in l) {
126 var x, y, j;
127 j = l[i].indexOf("=");
128 x = l[i].substr(0, j);
129 y = l[i].substr(j+1);
130 if (x == name)
131 return unescape(y);
132 }
133 return null;
134 }
135
136 function getNEntries() {
137 var n;
138 n = getCookie("n_entries");
139 if (n == null)
140 return 50;
141 return parseInt(n);
142 }
143
144 function showNEntries(n) {
145 var showing = document.getElementById("showing");
146 showing.innerHTML = "Showing <b>" + n.toString() + "</b> entries.";
147 }
148
149 function setNEntries(n) {
150 if (n < 10)
151 n = 10;
152 else if (n > 1000)
153 n = 1000;
154
155 setCookie("n_entries", n.toString(), 30*24*60*60*1000);
156 showNEntries(n);
157 }
158
159 function machineLoad() {
160 var request = new XMLHttpRequest();
161 request.open("GET", "/machine");
162 request.onreadystatechange = machineOnResult;
163 request.setRequestHeader("Accept", "application/json");
164 request.send(null);
165 }
166
167 function formatBytes(u) {
168 if (u >= 1024*1024*1024*1024)
169 return (u/1024/1024/1024/1024).toFixed(1) + " TiB";
170 else if (u >= 1024*1024*1024)
171 return (u/1024/1024/1024).toFixed(1) + " GiB";
172 else if (u >= 1024*1024)
173 return (u/1024/1024).toFixed(1) + " MiB";
174 else if (u >= 1024)
175 return (u/1024).toFixed(1) + " KiB";
176 else
177 return u.toString() + " B";
178 }
179
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180 function escapeHTML(s) {
181 return s.replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;");
182 }
183
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184 function machineOnResult(event) {
185 if ((event.currentTarget.readyState != 4) ||
186 (event.currentTarget.status != 200 && event.currentTarget.status != 0))
187 return;
188
189 var d = JSON.parse(event.currentTarget.responseText);
190
191 var title = document.getElementById("title");
192 title.innerHTML = 'Journal of ' + d.hostname;
193 document.title = 'Journal of ' + d.hostname;
194
195 var machine = document.getElementById("machine");
196 machine.innerHTML = 'Machine ID is <b>' + d.machine_id + '</b>, current boot ID is <b>' + d.boot_id + '</b>.';
197
198 var cutoff = document.getElementById("cutoff");
199 var from = new Date(parseInt(d.cutoff_from_realtime) / 1000);
200 var to = new Date(parseInt(d.cutoff_to_realtime) / 1000);
201 cutoff.innerHTML = 'Journal begins at <b>' + from.toLocaleString() + '</b> and ends at <b>' + to.toLocaleString() + '</b>.';
202
203 var usage = document.getElementById("usage");
204 usage.innerHTML = 'Disk usage is <b>' + formatBytes(parseInt(d.usage)) + '</b>.';
205
206 var os = document.getElementById("os");
207 os.innerHTML = 'Operating system is <b>' + d.os_pretty_name + '</b>.';
208
209 var virtualization = document.getElementById("virtualization");
210 virtualization.innerHTML = d.virtualization == "bare" ? "Running on <b>bare metal</b>." : "Running on virtualization <b>" + d.virtualization + "</b>.";
211 }
212
213 function entriesLoad(range) {
214 var request = new XMLHttpRequest();
215 request.open("GET", "/entries");
216 request.onreadystatechange = entriesOnResult;
217 request.setRequestHeader("Accept", "application/json");
218 request.setRequestHeader("Range", "entries=" + range + ":" + getNEntries().toString());
219 request.send(null);
220 }
221
222 function entriesLoadNext() {
223 if (last_cursor == null)
224 entriesLoad("");
225 else
226 entriesLoad(last_cursor + ":1");
227 }
228
229 function entriesLoadPrevious() {
230 if (first_cursor == null)
231 entriesLoad("");
232 else
233 entriesLoad(first_cursor + ":-" + getNEntries().toString());
234 }
235
236 function entriesLoadHead() {
237 entriesLoad("");
238 }
239
240 function entriesLoadTail() {
241 entriesLoad(":-" + getNEntries().toString());
242 }
243
244 function entriesOnResult(event) {
245
246 if ((event.currentTarget.readyState != 4) ||
247 (event.currentTarget.status != 200 && event.currentTarget.status != 0))
248 return;
249
1dac8b79 250 var logs = document.getElementById("tablelogs");
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251
252 var lc = null;
253 var fc = null;
254
255 var i;
256 var l = event.currentTarget.responseText.split('\n');
257
258 if (l.length <= 1) {
1dac8b79 259 logs.innerHTML = '<tbody><tr><td colspan="3"><i>No further entries...</i></td></tr></tbody>';
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260 return;
261 }
262
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263 var buf = '';
264
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265 for (i in l) {
266
267 if (l[i] == '')
268 continue;
269
270 var d = JSON.parse(l[i]);
271 if (d.MESSAGE == undefined || d.__CURSOR == undefined)
272 continue;
273
274 if (fc == null)
275 fc = d.__CURSOR;
276 lc = d.__CURSOR;
277
278 var priority;
279 if (d.PRIORITY != undefined)
280 priority = parseInt(d.PRIORITY);
281 else
282 priority = 6;
283
284 if (priority <= 3)
1dac8b79 285 clazz = "message-error";
bf5542f8 286 else if (priority <= 5)
1dac8b79 287 clazz = "message-highlight";
bf5542f8 288 else
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289 clazz = "message";
290
291 buf += '<tr><td class="timestamp">';
292
293 if (d.__REALTIME_TIMESTAMP != undefined) {
294 var timestamp = new Date(parseInt(d.__REALTIME_TIMESTAMP) / 1000);
295 buf += timestamp.toLocaleString();
296 }
bf5542f8 297
1dac8b79 298 buf += '</td><td class="process">';
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299
300 if (d.SYSLOG_IDENTIFIER != undefined)
1dac8b79 301 buf += d.SYSLOG_IDENTIFIER;
bf5542f8 302 else if (d._COMM != undefined)
1dac8b79 303 buf += d._COMM;
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304
305 if (d._PID != undefined)
1dac8b79 306 buf += "[" + d._PID + "]";
bf5542f8 307 else if (d.SYSLOG_PID != undefined)
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308 buf += "[" + d.SYSLOG_PID + "]";
309
c6511e85 310 buf += '</td><td class="' + clazz + '"><a href="#entry" onclick="onMessageClick(\'' + lc + '\');">';
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311
312 if (d.MESSAGE == null)
1dac8b79 313 buf += "[blob data]";
bf5542f8 314 else if (d.MESSAGE instanceof Array)
1dac8b79 315 buf += "[" + formatBytes(d.MESSAGE.length) + " blob data]";
bf5542f8 316 else
522795e0 317 buf += escapeHTML(d.MESSAGE);
bf5542f8 318
c6511e85 319 buf += '</a></td></tr>';
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320 }
321
c6511e85 322 logs.innerHTML = '<tbody>' + buf + '</tbody>';
1dac8b79 323
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324 if (fc != null)
325 first_cursor = fc;
326 if (lc != null)
327 last_cursor = lc;
328 }
329
330 function entriesMore() {
331 setNEntries(getNEntries() + 10);
c6511e85 332 entriesLoad(first_cursor);
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333 }
334
335 function entriesLess() {
336 setNEntries(getNEntries() - 10);
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337 entriesLoad(first_cursor);
338 }
339
340 function onResultMessageClick(event) {
341 if ((event.currentTarget.readyState != 4) ||
342 (event.currentTarget.status != 200 && event.currentTarget.status != 0))
343 return;
344
345 var d = JSON.parse(event.currentTarget.responseText);
346
347 document.getElementById("diventry").style.display = "block";
348
349 entry = document.getElementById("tableentry");
350
351 var buf = "";
352
353 for (var key in d){
354 buf += '<tr><td class="field">' + key + '</td><td class="data">' + d[key] + '</td></tr>';
355 }
356
357 entry.innerHTML = '<tbody>' + buf + '</tbody>';
358 }
359
360 function onMessageClick(t) {
361 var request = new XMLHttpRequest();
362 request.open("GET", "/entries?discrete");
363 request.onreadystatechange = onResultMessageClick;
364 request.setRequestHeader("Accept", "application/json");
365 request.setRequestHeader("Range", "entries=" + t + ":0:1");
366 request.send(null);
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367 }
368
369 machineLoad();
370 entriesLoad("");
371 showNEntries(getNEntries());
372 </script>
373</body>
374</html>