protected RateLimiter recomputeFetchRateLimiter(RateLimiter oldLimiter) {
String rate = CurrentConfig.getParam(PARAM_REGISTRY_FETCH_RATE, DEFAULT_REGISTRY_FETCH_RATE);
Object limiterKey = getFetchRateLimiterKey();
if (limiterKey == null) {
return RateLimiter.getRateLimiter(oldLimiter, rate, DEFAULT_REGISTRY_FETCH_RATE);
} else {
RateLimiter.Pool pool = RateLimiter.getPool();
return pool.findNamedRateLimiter(limiterKey, rate, DEFAULT_REGISTRY_FETCH_RATE);
}
}
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 Element makeForm() {
Composite comp = new Composite();
Form frm = new Form(srvURL(myServletDescr()));
frm.method("POST");
frm.add("<br><center>");
Input reload = new Input(Input.Submit, KEY_ACTION, ACTION_RELOAD_CONFIG);
setTabOrder(reload);
frm.add(reload);
frm.add(" ");
Input backup = new Input(Input.Submit, KEY_ACTION, ACTION_MAIL_BACKUP);
setTabOrder(backup);
frm.add(backup);
frm.add(" ");
Input crawlplug = new Input(Input.Submit, KEY_ACTION, ACTION_CRAWL_PLUGINS);
setTabOrder(crawlplug);
frm.add(crawlplug);
frm.add("</center>");
ServletDescr d1 = AdminServletManager.SERVLET_HASH_CUS;
if (isServletRunnable(d1)) {
frm.add("<br><center>" + srvLink(d1, d1.heading) + "</center>");
}
Input findUrl = new Input(Input.Submit, KEY_ACTION, ACTION_FIND_URL);
Input findUrlText = new Input(Input.Text, KEY_URL);
findUrlText.setSize(50);
setTabOrder(findUrl);
setTabOrder(findUrlText);
frm.add("<br><center>" + findUrl + " " + findUrlText + "</center>");
Input thrw = new Input(Input.Submit, KEY_ACTION, ACTION_THROW_IOEXCEPTION);
Input thmsg = new Input(Input.Text, KEY_MSG);
setTabOrder(thrw);
setTabOrder(thmsg);
frm.add("<br><center>" + thrw + " " + thmsg + "</center>");
frm.add("<br><center>AU Actions: select AU</center>");
Composite ausel = ServletUtil.layoutSelectAu(this, KEY_AUID, formAuid);
frm.add("<br><center>" + ausel + "</center>");
setTabOrder(ausel);
Input v3Poll =
new Input(
Input.Submit,
KEY_ACTION,
(showForcePoll ? ACTION_FORCE_START_V3_POLL : ACTION_START_V3_POLL));
Input crawl =
new Input(
Input.Submit,
KEY_ACTION,
(showForceCrawl ? ACTION_FORCE_START_CRAWL : ACTION_START_CRAWL));
frm.add("<br><center>");
frm.add(v3Poll);
frm.add(" ");
frm.add(crawl);
if (CurrentConfig.getBooleanParam(PARAM_ENABLE_DEEP_CRAWL, DEFAULT_ENABLE_DEEP_CRAWL)) {
Input deepCrawl =
new Input(
Input.Submit,
KEY_ACTION,
(showForceCrawl ? ACTION_FORCE_START_DEEP_CRAWL : ACTION_START_DEEP_CRAWL));
Input depthText = new Input(Input.Text, KEY_REFETCH_DEPTH, formDepth);
depthText.setSize(4);
setTabOrder(depthText);
frm.add(" ");
frm.add(deepCrawl);
frm.add(depthText);
}
Input checkSubstance = new Input(Input.Submit, KEY_ACTION, ACTION_CHECK_SUBSTANCE);
frm.add("<br>");
frm.add(checkSubstance);
if (metadataMgr != null) {
Input reindex =
new Input(
Input.Submit,
KEY_ACTION,
(showForceReindexMetadata ? ACTION_FORCE_REINDEX_METADATA : ACTION_REINDEX_METADATA));
frm.add(" ");
frm.add(reindex);
Input disableIndexing = new Input(Input.Submit, KEY_ACTION, ACTION_DISABLE_METADATA_INDEXING);
frm.add(" ");
frm.add(disableIndexing);
}
frm.add("</center>");
comp.add(frm);
return comp;
}
protected String getFetchRateLimiterSource() {
return CurrentConfig.getParam(
PARAM_REGISTRY_FETCH_RATE_LIMITER_SOURCE, DEFAULT_REGISTRY_FETCH_RATE_LIMITER_SOURCE);
}
/** 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);
}
}
