/**
* Return the value associated with the first pattern that the string matches, or the specified
* default value if none, considering only patterns whose associated value is less than or equal
* to maxPri.
*/
public int getMatch(String str, int dfault, int maxPri) {
Perl5Matcher matcher = RegexpUtil.getMatcher();
for (Map.Entry<Pattern, Integer> ent : patternMap.entrySet()) {
if (ent.getValue() <= maxPri) {
Pattern pat = ent.getKey();
if (matcher.contains(str, pat)) {
log.debug2("getMatch(" + str + "): " + ent.getValue());
return ent.getValue();
}
}
}
log.debug2("getMatch(" + str + "): default: " + dfault);
return dfault;
}
protected void initFeatureVersions() throws PluginException.InvalidDefinition {
if (definitionMap.containsKey(KEY_PLUGIN_FEATURE_VERSION_MAP)) {
Map<Plugin.Feature, String> map = new HashMap<Plugin.Feature, String>();
Map<String, String> spec =
(Map<String, String>) definitionMap.getMap(KEY_PLUGIN_FEATURE_VERSION_MAP);
log.debug2("features: " + spec);
for (Map.Entry<String, String> ent : spec.entrySet()) {
try {
// Prefix version string with feature name to create separate
// namespace for each feature
String key = ent.getKey();
map.put(Plugin.Feature.valueOf(key), key + "_" + ent.getValue());
} catch (RuntimeException e) {
log.warning(
getPluginName()
+ " set unknown feature: "
+ ent.getKey()
+ " to version "
+ ent.getValue(),
e);
throw new PluginException.InvalidDefinition("Unknown feature: " + ent.getKey(), e);
}
}
featureVersion = map;
} else {
featureVersion = null;
}
}
void stopThread() {
if (sizeCalcThread != null) {
log.debug2("Stopping thread");
sizeCalcThread.stopSizeCalc();
sizeCalcThread = null;
}
}
/** Create LockssKeystore from a config subtree */
LockssKeyStore createLockssKeyStore(Configuration config) {
log.debug2("Creating LockssKeyStore from config: " + config);
String name = config.get(KEYSTORE_PARAM_NAME);
LockssKeyStore lk = new LockssKeyStore(name);
String file = config.get(KEYSTORE_PARAM_FILE);
String resource = config.get(KEYSTORE_PARAM_RESOURCE);
String url = config.get(KEYSTORE_PARAM_URL);
if (!StringUtil.isNullString(file)) {
lk.setLocation(file, LocationType.File);
} else if (!StringUtil.isNullString(resource)) {
lk.setLocation(resource, LocationType.Resource);
} else if (!StringUtil.isNullString(url)) {
lk.setLocation(url, LocationType.Url);
}
lk.setType(config.get(KEYSTORE_PARAM_TYPE, defaultKeyStoreType));
lk.setProvider(config.get(KEYSTORE_PARAM_PROVIDER, defaultKeyStoreProvider));
lk.setPassword(config.get(KEYSTORE_PARAM_PASSWORD));
lk.setKeyPassword(config.get(KEYSTORE_PARAM_KEY_PASSWORD));
lk.setKeyPasswordFile(config.get(KEYSTORE_PARAM_KEY_PASSWORD_FILE));
lk.setMayCreate(config.getBoolean(KEYSTORE_PARAM_CREATE, DEFAULT_CREATE));
return lk;
}
/** engqueue a size calculation for the node */
public void queueSizeCalc(RepositoryNode node) {
synchronized (sizeCalcQueue) {
if (sizeCalcQueue.add(node)) {
log.debug2("Queue size calc: " + node);
startOrKickThread();
}
}
}
/**
* remove the next char from the ring and return it
*
* @return next char from the ring
*/
public char remove() {
if (size == 0) {
throw new IndexOutOfBoundsException("remove() called on empty CharRing");
}
if (isTrace) {
logger.debug2("Removing head from " + toString());
}
char returnKar = chars[head];
head = (head + 1) % capacity;
size--;
if (isTrace) {
logger.debug2("Returning " + returnKar);
}
return returnKar;
}
void startOrKickThread() {
if (sizeCalcThread == null) {
log.debug2("Starting thread");
sizeCalcThread = new SizeCalcThread();
sizeCalcThread.start();
sizeCalcThread.waitRunning();
}
sizeCalcSem.give();
}
static LocalRepository getLocalRepository(String repoRoot) {
synchronized (localRepositories) {
LocalRepository localRepo = (LocalRepository) localRepositories.get(repoRoot);
if (localRepo == null) {
logger.debug2("Creating LocalRepository(" + repoRoot + ")");
localRepo = new LocalRepository(repoRoot);
localRepositories.put(repoRoot, localRepo);
}
return localRepo;
}
}
/**
* add kar to the end of this ring
*
* @param kar char to add to ring
*/
public void add(char kar) throws RingFullException {
if (size == capacity) {
throw new RingFullException("Array is full");
}
if (isTrace) {
logger.debug2("Adding " + kar + " to " + toString());
}
chars[tail] = kar;
tail = (tail + 1) % capacity;
size++;
}
protected PermissionCheckerFactory getPermissionCheckerFactory() {
if (permissionCheckerFact == null) {
String permissionCheckerFactoryClass =
definitionMap.getString(DefinableArchivalUnit.KEY_AU_PERMISSION_CHECKER_FACTORY, null);
if (permissionCheckerFactoryClass != null) {
permissionCheckerFact =
(PermissionCheckerFactory)
newAuxClass(permissionCheckerFactoryClass, PermissionCheckerFactory.class);
log.debug2("Loaded PermissionCheckerFactory: " + permissionCheckerFact);
}
}
return permissionCheckerFact;
}
/**
* Checks the consistency of the node, and continues with its children if it's consistent.
*
* @param node RepositoryNodeImpl the node to check
*/
private void recurseConsistencyCheck(RepositoryNodeImpl node) {
logger.debug2("Checking node '" + node.getNodeUrl() + "'...");
// check consistency at each node
// correct/deactivate as necessary
// 'checkNodeConsistency()' will repair if possible
if (node.checkNodeConsistency()) {
logger.debug3("Node consistent; recursing on children...");
List children = node.getNodeList(null, false);
Iterator iter = children.iterator();
while (iter.hasNext()) {
RepositoryNodeImpl child = (RepositoryNodeImpl) iter.next();
recurseConsistencyCheck(child);
}
} else {
logger.debug3("Node inconsistent; deactivating...");
deactivateInconsistentNode(node);
}
}
public void loadAuConfigDescrs(Configuration config) throws ConfigurationException {
super.loadAuConfigDescrs(config);
this.m_registryUrl = config.get(ConfigParamDescr.BASE_URL.getKey());
// Now we can construct a valid CC permission checker.
m_permissionCheckers =
// ListUtil.list(new CreativeCommonsPermissionChecker(m_registryUrl));
ListUtil.list(new CreativeCommonsPermissionChecker());
paramMap.putLong(
KEY_AU_NEW_CONTENT_CRAWL_INTERVAL,
CurrentConfig.getTimeIntervalParam(
PARAM_REGISTRY_CRAWL_INTERVAL, DEFAULT_REGISTRY_CRAWL_INTERVAL));
if (log.isDebug2()) {
log.debug2(
"Setting Registry AU recrawl interval to "
+ StringUtil.timeIntervalToString(
paramMap.getLong(KEY_AU_NEW_CONTENT_CRAWL_INTERVAL)));
}
}
private void writeFiles() {
PlatformUtil platutil = PlatformUtil.getInstance();
CuIterator iter = AuUtil.getCuIterator(au);
int errs = 0;
CachedUrl curCu = null;
CachedUrl nextCu = getNextCu(iter);
while (nextCu != null) {
curCu = nextCu;
nextCu = getNextCu(iter);
if (excludeDirNodes && nextCu != null && isDirOf(curCu, nextCu)) {
continue;
}
CachedUrl[] cuVersions =
curCu.getCuVersions(maxVersions > 0 ? maxVersions : Integer.MAX_VALUE);
for (CachedUrl cu : cuVersions) {
try {
log.debug2("Exporting " + cu.getUrl());
writeCu(cu);
} catch (IOException e) {
if (platutil.isDiskFullError(e)) {
recordError("Disk full, can't write export file.");
isDiskFull = true;
return;
}
} catch (Exception e) {
// XXX Would like to differentiate between errors opening or
// reading CU, which shouldn't cause abort, and errors writing
// to export file, which should.
recordError("Unable to copy " + cu.getUrl(), e);
if (errs++ >= maxErrors) {
recordError("Aborting after " + errs + " errors");
return;
}
}
}
}
}
/**
* Factory method to create new LockssRepository instances.
*
* @param au the {@link ArchivalUnit}
* @return the new LockssRepository instance
*/
public static LockssRepository createNewLockssRepository(ArchivalUnit au) {
String root = getRepositoryRoot(au);
if (root == null || root.equals("null")) {
logger.error("No repository dir set in config");
throw new LockssRepository.RepositoryStateException("No repository dir set in config");
}
String auDir = LockssRepositoryImpl.mapAuToFileLocation(root, au);
if (logger.isDebug2()) {
logger.debug2("repo: " + auDir + ", au: " + au.getName());
}
staticCacheLocation = extendCacheLocation(root);
LockssRepositoryImpl repo = new LockssRepositoryImpl(auDir);
Plugin plugin = au.getPlugin();
if (plugin != null) {
LockssDaemon daemon = plugin.getDaemon();
if (daemon != null) {
RepositoryManager mgr = daemon.getRepositoryManager();
if (mgr != null) {
mgr.setRepositoryForPath(auDir, repo);
}
}
}
return repo;
}
/** Explode the archive into its constituent elements */
public void explode() throws CacheException {
CachedUrl cachedUrl = null;
int goodEntries = 0;
int badEntries = 0;
int ignoredEntries = 0;
int entriesBetweenSleep = 0;
ArchiveReader arcReader = null;
logger.info(
(storeArchive ? "Storing" : "Fetching") + " WARC file: " + origUrl + " will explode");
try {
if (storeArchive) {
UrlCacher uc = au.makeUrlCacher(new UrlData(arcStream, arcProps, fetchUrl));
BitSet bs = new BitSet();
bs.set(UrlCacher.DONT_CLOSE_INPUT_STREAM_FLAG);
uc.setFetchFlags(bs);
uc.storeContent();
archiveData.resetInputStream();
arcStream = archiveData.input;
}
// Wrap it in an ArchiveReader
logger.debug3("About to wrap stream");
arcReader = wrapStream(fetchUrl, arcStream);
logger.debug3("wrapStream() returns " + (arcReader == null ? "null" : "non-null"));
// Explode it
if (arcReader == null) {
throw new CacheException.ExploderException("no WarcReader for " + origUrl);
}
ArchivalUnit au = crawlFacade.getAu();
Set stemSet = new HashSet();
logger.debug("Exploding " + fetchUrl);
// Iterate through the elements in the WARC file, except the first
Iterator i = arcReader.iterator();
// Skip first record
for (i.next(); i.hasNext(); ) {
// XXX probably not necessary
helper.pokeWDog();
if ((++entriesBetweenSleep % sleepAfter) == 0) {
long pauseTime =
CurrentConfig.getTimeIntervalParam(PARAM_RETRY_PAUSE, DEFAULT_RETRY_PAUSE);
Deadline pause = Deadline.in(pauseTime);
logger.debug3("Sleeping for " + StringUtil.timeIntervalToString(pauseTime));
while (!pause.expired()) {
try {
pause.sleep();
} catch (InterruptedException ie) {
// no action
}
}
}
ArchiveRecord element = (ArchiveRecord) i.next();
// Each element is a URL to be cached in a suitable AU
ArchiveRecordHeader elementHeader = element.getHeader();
String elementUrl = elementHeader.getUrl();
String elementMimeType = elementHeader.getMimetype();
long elementLength = elementHeader.getLength();
logger.debug2("WARC url " + elementUrl + " mime " + elementMimeType);
if (elementUrl.startsWith("http:")) {
ArchiveEntry ae =
new ArchiveEntry(
elementUrl,
elementLength,
0, // XXX need to convert getDate string to long
element, // ArchiveRecord extends InputStream
this,
fetchUrl);
ae.setHeaderFields(makeCIProperties(elementHeader));
long bytesStored = elementLength;
logger.debug3("ArchiveEntry: " + ae.getName() + " bytes " + bytesStored);
try {
helper.process(ae);
} catch (PluginException ex) {
throw new CacheException.ExploderException("helper.process() threw", ex);
}
if (ae.getBaseUrl() != null) {
if (ae.getRestOfUrl() != null && ae.getHeaderFields() != null) {
storeEntry(ae);
handleAddText(ae);
goodEntries++;
crawlFacade.getCrawlerStatus().addContentBytesFetched(bytesStored);
} else {
ignoredEntries++;
}
} else {
badEntries++;
logger.debug2("Can't map " + elementUrl + " from " + archiveUrl);
}
}
}
} catch (IOException ex) {
throw new CacheException.ExploderException(ex);
} finally {
if (arcReader != null)
try {
arcReader.close();
arcReader = null;
} catch (IOException ex) {
throw new CacheException.ExploderException(ex);
}
if (cachedUrl != null) {
cachedUrl.release();
}
IOUtil.safeClose(arcStream);
}
if (badEntries == 0 && goodEntries > 0) {
// Make it look like a new crawl finished on each AU to which
// URLs were added.
for (Iterator it = touchedAus.iterator(); it.hasNext(); ) {
ArchivalUnit au = (ArchivalUnit) it.next();
logger.debug3(archiveUrl + " touching " + au.toString());
AuUtil.getDaemon(au).getNodeManager(au).newContentCrawlFinished();
}
} else {
ArchivalUnit au = crawlFacade.getAu();
String msg = archiveUrl + ": " + badEntries + "/" + goodEntries + " bad entries";
throw new CacheException.UnretryableException(msg);
}
}
/** Explode the archive into its constituent elements */
public void explode() throws CacheException {
int goodEntries = 0;
int badEntries = 0;
int entriesBetweenSleep = 0;
ArchiveReader arcReader = null;
logger.debug(
(storeArchive ? "Storing" : "Fetching") + " WARC file: " + origUrl + " will explode");
try {
// Wrap it in an ArchiveReader
logger.debug3("About to wrap stream");
arcReader = wrapStream(fetchUrl, arcStream);
logger.debug3("wrapStream() returns " + (arcReader == null ? "null" : "non-null"));
// Explode it
if (arcReader == null) {
throw new CacheException.ExploderException("no WarcReader for " + origUrl);
}
ArchivalUnit au = crawlFacade.getAu();
logger.debug("Exploding " + fetchUrl);
// Iterate through the elements in the WARC file, except the first
Iterator<ArchiveRecord> iter = arcReader.iterator();
// Skip first record
if (iter.hasNext()) iter.next();
while (iter.hasNext()) {
helper.pokeWDog();
// check need to pause
handlePause(++entriesBetweenSleep);
// handle each element in the archive
ArchiveRecord element = iter.next();
// Each element is a URL to be cached in our AU
ArchiveRecordHeader elementHeader = element.getHeader();
String elementUrl = elementHeader.getUrl();
String elementMimeType = elementHeader.getMimetype();
long elementLength = elementHeader.getLength();
long elementDate;
try {
elementDate = ArchiveUtils.parse14DigitDate(elementHeader.getDate()).getTime();
} catch (ParseException e) {
elementDate = 0;
}
logger.debug2("WARC url " + elementUrl + " mime " + elementMimeType);
// add check to determine if this is a url which should be cached
if (au.shouldBeCached(elementUrl) && elementUrl.startsWith("http:")) {
ArchiveEntry ae =
new ArchiveEntry(
elementUrl,
elementLength,
elementDate,
element, // ArchiveRecord extends InputStream
this,
fetchUrl);
ae.setHeaderFields(makeCIProperties(elementHeader));
long bytesStored = elementLength;
logger.debug3("ArchiveEntry: " + ae.getName() + " bytes " + bytesStored);
try {
helper.process(ae);
} catch (PluginException ex) {
throw new CacheException.ExploderException("helper.process() threw", ex);
}
if (ae.getBaseUrl() != null) {
if (ae.getRestOfUrl() != null && ae.getHeaderFields() != null) {
storeEntry(ae);
handleAddText(ae);
goodEntries++;
// this needs to use the correct depth ? how
CrawlUrlData cud = new CrawlUrlData(elementUrl, 0);
crawlFacade.addToParseQueue(cud);
crawlFacade.getCrawlerStatus().addContentBytesFetched(bytesStored);
}
} else {
badEntries++;
logger.debug2("Can't map " + elementUrl + " from " + archiveUrl);
}
}
}
} catch (IOException ex) {
throw new CacheException.ExploderException(ex);
} finally {
if (arcReader != null) {
try {
arcReader.close();
} catch (IOException ex) {
throw new CacheException.ExploderException(ex);
}
}
IOUtil.safeClose(arcStream);
}
// report failed fetches
if (badEntries != 0) {
String msg = archiveUrl + ": " + badEntries + "/" + goodEntries + " bad entries";
throw new CacheException.UnretryableException(msg);
}
}
/**
* Get or create TdbTitle for the specified properties and TdbAu.
*
* @param props the properties
* @param au the TdbAu
* @return the corresponding TdbTitle
*/
private TdbTitle getTdbTitle(Properties props, TdbAu au) {
TdbTitle title = null;
// get publisher name
String publisherNameFromProps = getTdbPublisherName(props, au);
// get the title name
String titleNameFromProps = getTdbTitleName(props, au);
// get the title ID
String titleIdFromProps = getTdbTitleId(props, au);
String titleId = titleIdFromProps;
if (titleId == null) {
// generate a titleId if one not specified, using the
// hash code of the combined title name and publisher names
int hash = (titleNameFromProps + publisherNameFromProps).hashCode();
titleId = (hash < 0) ? ("id:1" + (-hash)) : ("id:0" + hash);
}
// get publisher specified by property name
TdbPublisher publisher = tdbPublisherMap.get(publisherNameFromProps);
if (publisher != null) {
// find title from publisher
title = publisher.getTdbTitleById(titleId);
if (title != null) {
// warn that title name is different
if (!title.getName().equals(titleNameFromProps)) {
logger.warning(
"Title for au \""
+ au.getName()
+ "\": \""
+ titleNameFromProps
+ "\" is different than existing title \""
+ title.getName()
+ "\" for id "
+ titleId
+ " -- using existing title.");
}
return title;
}
}
if (publisher == null) {
// warn of missing publisher name
if (publisherNameFromProps.startsWith(UNKNOWN_PUBLISHER_PREFIX)) {
logger.warning(
"Publisher missing for au \""
+ au.getName()
+ "\" -- using \""
+ publisherNameFromProps
+ "\"");
}
// create new publisher for specified publisher name
publisher = new TdbPublisher(publisherNameFromProps);
tdbPublisherMap.put(publisherNameFromProps, publisher);
}
// warn of missing title name and/or id
if (titleNameFromProps.startsWith(UNKNOWN_TITLE_PREFIX)) {
logger.warning(
"Title missing for au \"" + au.getName() + "\" -- using \"" + titleNameFromProps + "\"");
}
if (titleIdFromProps == null) {
logger.debug2("Title ID missing for au \"" + au.getName() + "\" -- using " + titleId);
}
// create title and add to publisher
title = new TdbTitle(titleNameFromProps, titleId);
try {
publisher.addTdbTitle(title);
} catch (TdbException ex) {
// shouldn't happen: title already exists in publisher
logger.error(ex.getMessage(), ex);
}
return title;
}
protected void initResultMap() throws PluginException.InvalidDefinition {
HttpResultMap hResultMap = new HttpResultMap();
// XXX Currently this only allows a CacheResultHandler class to
// initialize the result map. Instead, don't use a CacheResultMap
// directly, use either the plugin's CacheResultHandler, if specified,
// or a default one that wraps the CacheResultMap
String handler_class = null;
handler_class = definitionMap.getString(KEY_EXCEPTION_HANDLER, null);
if (handler_class != null) {
try {
resultHandler = (CacheResultHandler) newAuxClass(handler_class, CacheResultHandler.class);
resultHandler.init(hResultMap);
} catch (Exception ex) {
throw new PluginException.InvalidDefinition(
mapName + " has invalid Exception handler: " + handler_class, ex);
} catch (LinkageError le) {
throw new PluginException.InvalidDefinition(
mapName + " has invalid Exception handler: " + handler_class, le);
}
} else {
// Expect a list of mappings from either result code or exception
// name to CacheException name
Collection<String> mappings = definitionMap.getCollection(KEY_EXCEPTION_LIST, null);
if (mappings != null) {
// add each entry
for (String entry : mappings) {
if (log.isDebug2()) {
log.debug2("initMap(" + entry + ")");
}
String first;
String ceName;
try {
List<String> pair = StringUtil.breakAt(entry, '=', 2, true, true);
first = pair.get(0);
ceName = pair.get(1);
} catch (Exception ex) {
throw new PluginException.InvalidDefinition(
"Invalid syntax: " + entry + "in " + mapName);
}
Object val;
// Value should be either a CacheException or CacheResultHandler
// class name.
PluginFetchEventResponse resp =
(PluginFetchEventResponse) newAuxClass(ceName, PluginFetchEventResponse.class, null);
if (resp instanceof CacheException) {
val = resp.getClass();
} else if (resp instanceof CacheResultHandler) {
val = WrapperUtil.wrap((CacheResultHandler) resp, CacheResultHandler.class);
} else {
throw new PluginException.InvalidDefinition(
"Second arg not a "
+ "CacheException or "
+ "CacheResultHandler class: "
+ entry
+ ", in "
+ mapName);
}
try {
int code = Integer.parseInt(first);
// If parseable as an integer, it's a result code.
hResultMap.storeMapEntry(code, val);
} catch (NumberFormatException e) {
try {
Class eClass = Class.forName(first);
// If a class name, it should be an exception class
if (Exception.class.isAssignableFrom(eClass)) {
hResultMap.storeMapEntry(eClass, val);
} else {
throw new PluginException.InvalidDefinition(
"First arg not an " + "Exception class: " + entry + ", in " + mapName);
}
} catch (Exception ex) {
throw new PluginException.InvalidDefinition(
"First arg not a " + "number or class: " + entry + ", in " + mapName);
} catch (LinkageError le) {
throw new PluginException.InvalidDefinition("Can't load " + first, le);
}
}
}
}
}
resultMap = hResultMap;
}
