| 27 |
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*/ |
| 28 |
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public final String REVISION = "$Revision$"; |
| 29 |
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|
| 30 |
+ |
/** |
| 31 |
+ |
* A description of this monitor |
| 32 |
+ |
*/ |
| 33 |
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public final String DESC = "Monitors all host disks."; |
| 34 |
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|
| 35 |
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//---STATIC METHODS--- |
| 37 |
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//---CONSTRUCTORS--- |
| 38 |
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|
| 39 |
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//---PUBLIC METHODS--- |
| 40 |
< |
|
| 40 |
> |
|
| 41 |
> |
/** |
| 42 |
> |
* Analyse a packet of data, and generate an alert if |
| 43 |
> |
* necessary. |
| 44 |
> |
* |
| 45 |
> |
* @param packet the XMLPacket to analyse |
| 46 |
> |
*/ |
| 47 |
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public void analysePacket(XMLPacket packet) { |
| 48 |
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String source = packet.getParam("packet.attributes.machine_name"); |
| 49 |
|
if (!_hosts.containsKey(source)) { |
| 51 |
|
} |
| 52 |
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|
| 53 |
|
HashMap diskRegisters = (HashMap) _hosts.get(source); |
| 54 |
< |
|
| 54 |
> |
|
| 55 |
> |
// key prefix |
| 56 |
> |
String keyPrefix = "packet.disk.p"; |
| 57 |
> |
|
| 58 |
|
// a tempory holder for all the disk attributes we find |
| 59 |
|
ArrayList disks = new ArrayList(); |
| 60 |
|
|
| 64 |
|
Iterator i = packetSet.iterator(); |
| 65 |
|
while (i.hasNext()) { |
| 66 |
|
String dataKey = (String) i.next(); |
| 67 |
< |
if(dataKey.startsWith("packet.disk.p")) { |
| 67 |
> |
if(dataKey.startsWith(keyPrefix)) { |
| 68 |
|
if(!disks.contains(dataKey)) { |
| 69 |
|
String diskNumber = ""; |
| 70 |
|
|
| 71 |
|
// pos is after "packet.disk.p" |
| 72 |
< |
int pos = 13; |
| 72 |
> |
int pos = keyPrefix.length(); |
| 73 |
|
while (dataKey.charAt(pos) != '.') { |
| 74 |
|
diskNumber = diskNumber + dataKey.charAt(pos); |
| 75 |
|
pos++; |
| 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("packet.disk.p" + diskNumber + ".attributes.used"); |
| 81 |
> |
disks.add(keyPrefix + diskNumber + ".attributes.used"); |
| 82 |
|
|
| 83 |
|
// device |
| 84 |
< |
disks.add("packet.disk.p" + diskNumber + ".attributes.name"); |
| 85 |
< |
String device = packet.getParam("packet.disk.p" + diskNumber + ".attributes.name"); |
| 84 |
> |
disks.add(keyPrefix + diskNumber + ".attributes.name"); |
| 85 |
> |
String device = packet.getParam(keyPrefix + diskNumber + ".attributes.name"); |
| 86 |
|
// mount point |
| 87 |
< |
disks.add("packet.disk.p" + diskNumber + ".attributes.mount"); |
| 88 |
< |
String mount = packet.getParam("packet.disk.p" + diskNumber + ".attributes.mount"); |
| 87 |
> |
disks.add(keyPrefix + diskNumber + ".attributes.mount"); |
| 88 |
> |
String mount = packet.getParam(keyPrefix + diskNumber + ".attributes.mount"); |
| 89 |
|
|
| 90 |
|
// these next two will be used to calculate the %age |
| 91 |
|
// total |
| 92 |
< |
disks.add("packet.disk.p" + diskNumber + ".attributes.kbytes"); |
| 93 |
< |
String total = packet.getParam("packet.disk.p" + diskNumber + ".attributes.kbytes"); |
| 92 |
> |
disks.add(keyPrefix + diskNumber + ".attributes.kbytes"); |
| 93 |
> |
String total = packet.getParam(keyPrefix + diskNumber + ".attributes.kbytes"); |
| 94 |
|
// available |
| 95 |
< |
disks.add("packet.disk.p" + diskNumber + ".attributes.avail"); |
| 96 |
< |
String avail = packet.getParam("packet.disk.p" + diskNumber + ".attributes.avail"); |
| 95 |
> |
disks.add(keyPrefix + diskNumber + ".attributes.avail"); |
| 96 |
> |
String avail = packet.getParam(keyPrefix + diskNumber + ".attributes.avail"); |
| 97 |
|
|
| 98 |
|
// *** now process this disk *** |
| 99 |
|
|
| 188 |
|
} |
| 189 |
|
|
| 190 |
|
//---PRIVATE METHODS--- |
| 191 |
< |
|
| 191 |
> |
|
| 192 |
> |
/** |
| 193 |
> |
* Checks a piece of current data, and returns the |
| 194 |
> |
* threshold it breaches, if any. |
| 195 |
> |
* |
| 196 |
> |
* @param diskInUse the amount of space in use |
| 197 |
> |
* @param reg the Register for the host |
| 198 |
> |
* @return the threshold level breached, if any |
| 199 |
> |
*/ |
| 200 |
|
private int checkAttributeThreshold(double diskInUse, Register reg) { |
| 201 |
|
for(int thresholdLevel = Alert.thresholdLevels.length - 1; thresholdLevel >= 0; thresholdLevel--) { |
| 202 |
|
if (reg.getThreshold(thresholdLevel) != -1.0) { |
| 210 |
|
|
| 211 |
|
//---ACCESSOR/MUTATOR METHODS--- |
| 212 |
|
|
| 213 |
+ |
/** |
| 214 |
+ |
* Returns a reference to a specific Queue for this |
| 215 |
+ |
* monitor. This Queue returns only the data packets |
| 216 |
+ |
* (based on type) that we want too look at. |
| 217 |
+ |
* |
| 218 |
+ |
* @return a reference to a Queue |
| 219 |
+ |
*/ |
| 220 |
|
protected Queue getQueue() { |
| 221 |
|
return MonitorManager.getInstance().getDataQueue(); |
| 222 |
|
} |
| 238 |
|
* A reference to the configuration proxy in use |
| 239 |
|
*/ |
| 240 |
|
private ConfigurationProxy _cp = ConfigurationProxy.getInstance(); |
| 241 |
< |
|
| 241 |
> |
|
| 242 |
> |
/** |
| 243 |
> |
* A HashMap of Registers (or groups of Registers), one |
| 244 |
> |
* for each host we're monitoring. |
| 245 |
> |
*/ |
| 246 |
|
private HashMap _hosts = new HashMap(); |
| 247 |
|
|
| 248 |
|
//---STATIC ATTRIBUTES--- |
