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Added logging and detection for a corrupt HashDbXML file.

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This commit is contained in:
dhurd 2012-08-22 10:29:40 -04:00
parent e1dcef8fba
commit 4d3fa28f92
1 changed files with 22 additions and 1 deletions
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23
HashDatabase/src/org/sleuthkit/autopsy/hashdatabase/HashDbXML.java
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@ -284,6 +284,9 @@ public class HashDbXML {
} }
NodeList setsNList = root.getElementsByTagName(SET_EL); NodeList setsNList = root.getElementsByTagName(SET_EL);
int numSets = setsNList.getLength(); int numSets = setsNList.getLength();
if(numSets==0) {
logger.log(Level.WARNING, "No element hash_set exists.");
}
for (int i = 0; i < numSets; ++i) { for (int i = 0; i < numSets; ++i) {
Element setEl = (Element) setsNList.item(i); Element setEl = (Element) setsNList.item(i);
final String name = setEl.getAttribute(SET_NAME_ATTR); final String name = setEl.getAttribute(SET_NAME_ATTR);
@ -292,12 +295,14 @@ public class HashDbXML {
final String showInboxMessages = setEl.getAttribute(SET_SHOW_INBOX_MESSAGES); final String showInboxMessages = setEl.getAttribute(SET_SHOW_INBOX_MESSAGES);
Boolean useForIngestBool = Boolean.parseBoolean(useForIngest); Boolean useForIngestBool = Boolean.parseBoolean(useForIngest);
Boolean showInboxMessagesBool = Boolean.parseBoolean(showInboxMessages); Boolean showInboxMessagesBool = Boolean.parseBoolean(showInboxMessages);
DBType typeDBType = DBType.valueOf(type);
List<String> paths = new ArrayList<String>(); List<String> paths = new ArrayList<String>();
//parse all words //parse all words
NodeList pathsNList = setEl.getElementsByTagName(PATH_EL); NodeList pathsNList = setEl.getElementsByTagName(PATH_EL);
final int numPaths = pathsNList.getLength(); final int numPaths = pathsNList.getLength();
if(numPaths==0) {
logger.log(Level.WARNING, "No paths have been given for the hash_set at index " + i + ".");
}
for (int j = 0; j < numPaths; ++j) { for (int j = 0; j < numPaths; ++j) {
Element pathEl = (Element) pathsNList.item(j); Element pathEl = (Element) pathsNList.item(j);
String number = pathEl.getAttribute(PATH_NUMBER_ATTR); String number = pathEl.getAttribute(PATH_NUMBER_ATTR);
@ -305,6 +310,19 @@ public class HashDbXML {
paths.add(path); paths.add(path);
} }
// Check everything was properly set
if(name.isEmpty()) {
logger.log(Level.WARNING, "Name was not set for hash_set at index " + i + ".");
} if(type.isEmpty()) {
logger.log(Level.SEVERE, "Type was not set for hash_set at index " + i + ", cannot make instance of HashDb class.");
return false; // exit because this causes a fatal error
} if(useForIngest.isEmpty()) {
logger.log(Level.WARNING, "UseForIngest was not set for hash_set at index " + i + ".");
} if(showInboxMessages.isEmpty()) {
logger.log(Level.WARNING, "ShowInboxMessages was not set for hash_set at index " + i + ".");
}
DBType typeDBType = DBType.valueOf(type);
HashDb set = new HashDb(name, paths, useForIngestBool, showInboxMessagesBool, typeDBType); HashDb set = new HashDb(name, paths, useForIngestBool, showInboxMessagesBool, typeDBType);
if(typeDBType == DBType.KNOWN_BAD) { if(typeDBType == DBType.KNOWN_BAD) {
@ -316,6 +334,9 @@ public class HashDbXML {
NodeList calcList = root.getElementsByTagName(SET_CALC); NodeList calcList = root.getElementsByTagName(SET_CALC);
int numCalc = calcList.getLength(); // Shouldn't be more than 1 int numCalc = calcList.getLength(); // Shouldn't be more than 1
if(numCalc==0) {
logger.log(Level.WARNING, "No element hash_calculate exists.");
}
for(int i=0; i<numCalc; i++) { for(int i=0; i<numCalc; i++) {
Element calcEl = (Element) calcList.item(i); Element calcEl = (Element) calcList.item(i);
final String value = calcEl.getAttribute(SET_VALUE); final String value = calcEl.getAttribute(SET_VALUE);