1 |
+ |
/* |
2 |
+ |
* i-scream central monitoring system |
3 |
+ |
* http://www.i-scream.org |
4 |
+ |
* Copyright (C) 2000-2002 i-scream |
5 |
+ |
* |
6 |
+ |
* This program is free software; you can redistribute it and/or |
7 |
+ |
* modify it under the terms of the GNU General Public License |
8 |
+ |
* as published by the Free Software Foundation; either version 2 |
9 |
+ |
* of the License, or (at your option) any later version. |
10 |
+ |
* |
11 |
+ |
* This program is distributed in the hope that it will be useful, |
12 |
+ |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
+ |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 |
+ |
* GNU General Public License for more details. |
15 |
+ |
* |
16 |
+ |
* You should have received a copy of the GNU General Public License |
17 |
+ |
* along with this program; if not, write to the Free Software |
18 |
+ |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
19 |
+ |
*/ |
20 |
+ |
|
21 |
|
//---PACKAGE DECLARATION--- |
22 |
|
package uk.org.iscream.cms.server.client.monitors; |
23 |
|
|
24 |
|
//---IMPORTS--- |
25 |
|
import java.util.HashMap; |
26 |
< |
import java.util.ArrayList; |
26 |
> |
import java.util.HashSet; |
27 |
|
import java.util.Set; |
28 |
|
import java.util.Iterator; |
29 |
|
import java.text.NumberFormat; |
30 |
|
import uk.org.iscream.cms.server.client.*; |
31 |
|
import uk.org.iscream.cms.server.core.*; |
32 |
< |
import uk.org.iscream.cms.server.util.*; |
32 |
> |
import uk.org.iscream.cms.util.*; |
33 |
|
import uk.org.iscream.cms.server.componentmanager.*; |
34 |
|
|
35 |
|
/** |
66 |
|
*/ |
67 |
|
public void analysePacket(XMLPacket packet) { |
68 |
|
String source = packet.getParam("packet.attributes.machine_name"); |
69 |
+ |
if(!checkBooleanConfig("Host." + source, "Monitor." + _name + ".enable")) { |
70 |
+ |
return; |
71 |
+ |
} |
72 |
|
if (!_hosts.containsKey(source)) { |
73 |
|
_hosts.put(source, new HashMap()); |
74 |
|
} |
75 |
+ |
if (!_hostsInode.containsKey(source)) { |
76 |
+ |
_hostsInode.put(source, new HashMap()); |
77 |
+ |
} |
78 |
|
|
79 |
|
HashMap diskRegisters = (HashMap) _hosts.get(source); |
80 |
+ |
HashMap diskInodeRegisters = (HashMap) _hostsInode.get(source); |
81 |
|
|
82 |
|
// key prefix |
83 |
|
String keyPrefix = "packet.disk.p"; |
84 |
|
|
85 |
|
// a temporary holder for all the disk attributes we find |
86 |
< |
ArrayList disks = new ArrayList(); |
86 |
> |
HashSet disks = new HashSet(); |
87 |
|
|
88 |
|
// unfortunatly we need to check the whole packet |
89 |
|
// to find the disks, and then get the data attributes |
92 |
|
while (i.hasNext()) { |
93 |
|
String dataKey = (String) i.next(); |
94 |
|
if(dataKey.startsWith(keyPrefix)) { |
95 |
< |
if(!disks.contains(dataKey)) { |
96 |
< |
String diskNumber = ""; |
95 |
> |
// pos is after "packet.disk.p" |
96 |
> |
int pos = keyPrefix.length(); |
97 |
> |
String diskNumber = dataKey.substring(pos, dataKey.indexOf('.', pos)); |
98 |
> |
String thisDisk = keyPrefix.concat(diskNumber); |
99 |
> |
|
100 |
> |
if(!disks.contains(thisDisk)) { |
101 |
> |
// add the disk to our list |
102 |
> |
disks.add(thisDisk); |
103 |
|
|
71 |
– |
// pos is after "packet.disk.p" |
72 |
– |
int pos = keyPrefix.length(); |
73 |
– |
while (dataKey.charAt(pos) != '.') { |
74 |
– |
diskNumber = diskNumber + dataKey.charAt(pos); |
75 |
– |
pos++; |
76 |
– |
} |
77 |
– |
|
78 |
– |
// add the disk to our list, with the packet data |
79 |
– |
|
80 |
– |
// used (we won't use this value - but we need it to forget about it ;) |
81 |
– |
disks.add(keyPrefix + diskNumber + ".attributes.used"); |
82 |
– |
|
104 |
|
// device |
105 |
< |
disks.add(keyPrefix + diskNumber + ".attributes.name"); |
85 |
< |
String device = packet.getParam(keyPrefix + diskNumber + ".attributes.name"); |
105 |
> |
String device = packet.getParam(thisDisk + ".attributes.name"); |
106 |
|
// mount point |
107 |
< |
disks.add(keyPrefix + diskNumber + ".attributes.mount"); |
88 |
< |
String mount = packet.getParam(keyPrefix + diskNumber + ".attributes.mount"); |
107 |
> |
String mount = packet.getParam(thisDisk + ".attributes.mount"); |
108 |
|
|
109 |
|
// these next two will be used to calculate the %age |
110 |
|
// total |
111 |
< |
disks.add(keyPrefix + diskNumber + ".attributes.kbytes"); |
93 |
< |
String total = packet.getParam(keyPrefix + diskNumber + ".attributes.kbytes"); |
111 |
> |
String total = packet.getParam(thisDisk + ".attributes.total"); |
112 |
|
// available |
113 |
< |
disks.add(keyPrefix + diskNumber + ".attributes.avail"); |
114 |
< |
String avail = packet.getParam(keyPrefix + diskNumber + ".attributes.avail"); |
113 |
> |
String avail = packet.getParam(thisDisk + ".attributes.avail"); |
114 |
> |
|
115 |
> |
String totalInodes = packet.getParam(thisDisk + ".attributes.totalinodes"); |
116 |
> |
String availInodes = packet.getParam(thisDisk + ".attributes.freeinodes"); |
117 |
|
|
118 |
|
// *** now process this disk *** |
119 |
|
|
125 |
|
if(!diskRegisters.containsKey(mount)) { |
126 |
|
diskRegisters.put(mount, new Register(source, _name, mount)); |
127 |
|
} |
128 |
+ |
if(!diskInodeRegisters.containsKey(mount)) { |
129 |
+ |
diskInodeRegisters.put(mount, new Register(source, _nameInode, mount)); |
130 |
+ |
} |
131 |
|
|
132 |
|
// get the register for this disk |
133 |
|
Register reg = (Register) diskRegisters.get(mount); |
134 |
+ |
Register regInode = (Register) diskInodeRegisters.get(mount); |
135 |
|
|
136 |
|
// get the packet data |
137 |
|
double diskTotal, diskAvail; |
138 |
+ |
int diskInodeTotal, diskInodeAvail; |
139 |
|
try { |
140 |
|
|
141 |
< |
if(total==null || avail==null) { |
141 |
> |
if(total==null || avail==null || totalInodes==null || availInodes==null) { |
142 |
|
throw new NumberFormatException("Disk data invalid"); |
143 |
|
} |
144 |
|
diskTotal = Double.parseDouble(total); |
145 |
|
diskAvail = Double.parseDouble(avail); |
146 |
+ |
diskInodeTotal = Integer.parseInt(totalInodes); |
147 |
+ |
diskInodeAvail = Integer.parseInt(availInodes); |
148 |
|
} catch (NumberFormatException e) { |
149 |
|
_logger.write(this.toString(), Logger.WARNING, "Received packet from "+source+" with bad disk information: "+e); |
150 |
|
// don't try to continue and process, try next disk |
152 |
|
} |
153 |
|
|
154 |
|
boolean useValue = false; |
155 |
+ |
boolean useValueInode = false; |
156 |
|
try { |
157 |
|
// try looking for a mount-point specific thresholdMeasure first |
158 |
|
String option = _cp.getProperty("Host." + source, "Monitor." + _name + "." + mount + ".thresholdMeasure"); |
159 |
|
if (option.equals("VALUE")) { |
160 |
|
useValue = true; |
161 |
|
} |
162 |
+ |
option = _cp.getProperty("Host." + source, "Monitor." + _nameInode + "." + mount + ".thresholdMeasure"); |
163 |
+ |
if (option.equals("VALUE")) { |
164 |
+ |
useValueInode = true; |
165 |
+ |
} |
166 |
|
} catch (PropertyNotFoundException e) { |
167 |
|
try { |
168 |
|
// now look for a more general thresholdMeasure |
170 |
|
if (option.equals("VALUE")) { |
171 |
|
useValue = true; |
172 |
|
} |
173 |
+ |
option = _cp.getProperty("Host." + source, "Monitor." + _nameInode + ".thresholdMeasure"); |
174 |
+ |
if (option.equals("VALUE")) { |
175 |
+ |
useValueInode = true; |
176 |
+ |
} |
177 |
|
} catch (PropertyNotFoundException f) { |
178 |
|
// we default to percentage in any case |
179 |
|
} |
180 |
|
} |
181 |
|
|
182 |
|
// this bit determines if the disk check is a % check |
183 |
< |
// or a kb check |
183 |
> |
// or a byte check |
184 |
|
String type; |
185 |
|
double curValue; |
186 |
|
int newThreshold; |
187 |
|
if(useValue) { |
188 |
< |
// kb disk available |
188 |
> |
// byte disk available |
189 |
|
curValue = diskAvail; |
190 |
|
// negate check |
191 |
|
newThreshold = checkAttributeThreshold(curValue, reg, true); |
192 |
< |
type = "kb"; |
192 |
> |
type = "bytes"; |
193 |
|
} else { |
194 |
|
// % disk in use |
195 |
< |
curValue = (1 - (diskAvail / diskTotal)) * 100; |
195 |
> |
curValue = (1 - ((double)diskAvail / (double)diskTotal)) * 100; |
196 |
|
// normal check |
197 |
|
newThreshold = checkAttributeThreshold(curValue, reg, false); |
198 |
|
type = "%"; |
199 |
|
} |
200 |
< |
|
200 |
> |
|
201 |
> |
String typeInode; |
202 |
> |
double curValueInode; |
203 |
> |
int newThresholdInode; |
204 |
> |
if(useValueInode) { |
205 |
> |
// inodes available |
206 |
> |
curValueInode = diskInodeAvail; |
207 |
> |
// negate check |
208 |
> |
newThresholdInode = checkAttributeThreshold(curValueInode, regInode, true); |
209 |
> |
typeInode = "count"; |
210 |
> |
} else { |
211 |
> |
// % inodes in use |
212 |
> |
curValueInode = (1 - ((double)diskInodeAvail / (double)diskInodeTotal)) * 100; |
213 |
> |
// normal check |
214 |
> |
newThresholdInode = checkAttributeThreshold(curValueInode, regInode, false); |
215 |
> |
typeInode = "%"; |
216 |
> |
} |
217 |
> |
|
218 |
|
// format the diskInUse to a String |
219 |
|
NumberFormat nf = NumberFormat.getInstance(); |
220 |
|
nf.setMaximumFractionDigits(2); |
221 |
|
nf.setMinimumFractionDigits(2); |
222 |
|
String strCurValue = nf.format(curValue); |
223 |
+ |
String strCurValueInode = nf.format(curValueInode); |
224 |
|
|
225 |
|
// say which disk had the problem |
226 |
|
String attributeName = "Disk in use " + type + " on " + mount + " (" + device + ")"; |
227 |
+ |
String attributeNameInode = "Disk inodes in use " + type + " on " + mount + " (" + device +")"; |
228 |
|
|
229 |
|
processAlert(newThreshold, attributeName, reg, source, strCurValue); |
230 |
+ |
processAlert(newThresholdInode, attributeNameInode, regInode, source, strCurValueInode); |
231 |
|
} |
232 |
|
} |
233 |
|
} |
237 |
|
* Overrides the {@link java.lang.Object#toString() Object.toString()} |
238 |
|
* method to provide clean logging (every class should have this). |
239 |
|
* |
240 |
< |
* This uses the uk.org.iscream.cms.server.util.NameFormat class |
240 |
> |
* This uses the uk.org.iscream.cms.util.NameFormat class |
241 |
|
* to format the toString() |
242 |
|
* |
243 |
|
* @return the name of this class and its CVS revision |
319 |
|
private String _name = "Disk"; |
320 |
|
|
321 |
|
/** |
322 |
+ |
* Inodes have the name "DiskInode" in the |
323 |
+ |
* configuration. |
324 |
+ |
*/ |
325 |
+ |
private String _nameInode = "DiskInode"; |
326 |
+ |
|
327 |
+ |
/** |
328 |
|
* A reference to the configuration proxy in use |
329 |
|
*/ |
330 |
|
private ConfigurationProxy _cp = ConfigurationProxy.getInstance(); |
334 |
|
* for each host we're monitoring. |
335 |
|
*/ |
336 |
|
private HashMap _hosts = new HashMap(); |
337 |
+ |
|
338 |
+ |
/** |
339 |
+ |
* A HashMap of Registers (or groups of Registers), one |
340 |
+ |
* for each host we're monitoring (inodes). |
341 |
+ |
*/ |
342 |
+ |
private HashMap _hostsInode = new HashMap(); |
343 |
|
|
344 |
|
//---STATIC ATTRIBUTES--- |
345 |
|
|