/**
* @param distribution Configuration
* @return Status message from service
* @throws IOException Service error
*/
private String readInvalidationStatus(Distribution distribution) throws IOException {
try {
final CloudFrontService cf = this.getClient();
boolean complete = false;
int inprogress = 0;
List<InvalidationSummary> summaries = cf.listInvalidations(distribution.getId());
for (InvalidationSummary s : summaries) {
if ("Completed".equals(s.getStatus())) {
// No schema for status enumeration. Fail.
complete = true;
} else {
// InProgress
inprogress++;
}
}
if (inprogress > 0) {
return MessageFormat.format(
Locale.localizedString("{0} invalidations in progress", "S3"), inprogress);
}
if (complete) {
return MessageFormat.format(
Locale.localizedString("{0} invalidations completed", "S3"), summaries.size());
}
return Locale.localizedString("None");
} catch (CloudFrontServiceException e) {
this.error("Cannot read CDN configuration", e);
}
return Locale.localizedString("Unknown");
}
/**
* You can make any number of invalidation requests, but you can have only three invalidation
* requests in progress at one time. Each request can contain up to 1,000 objects to invalidate.
* If you exceed these limits, you get an error message.
*
* <p>It usually takes 10 to 15 minutes to complete your invalidation request, depending on the
* size of your request.
*
* @param origin Origin server
* @param method Distribution method
* @param files Files to purge
* @param recursive Recursivly for folders
*/
@Override
public void invalidate(
String origin, Distribution.Method method, List<Path> files, boolean recursive) {
try {
this.check();
this.message(
MessageFormat.format(
Locale.localizedString("Writing CDN configuration of {0}", "Status"), origin));
final long reference = System.currentTimeMillis();
Distribution d = distributionStatus.get(method).get(origin);
if (null == d) {
log.error(String.format("No cached distribution for origin %s", origin));
return;
}
List<String> keys = this.getInvalidationKeys(files, recursive);
if (keys.isEmpty()) {
log.warn("No keys selected for invalidation");
return;
}
CloudFrontService cf = this.getClient();
cf.invalidateObjects(
d.getId(),
keys.toArray(new String[keys.size()]), // objects
new Date(reference).toString() // Comment
);
} catch (CloudFrontServiceException e) {
this.error("Cannot write CDN configuration", e);
} catch (IOException e) {
this.error("Cannot write CDN configuration", e);
} finally {
distributionStatus.get(method).clear();
}
}
/**
* @param distribution Distribution configuration
* @return Configuration
* @throws CloudFrontServiceException CloudFront failure details
* @throws IOException Service error
*/
private DistributionConfig getDistributionConfig(
final org.jets3t.service.model.cloudfront.Distribution distribution)
throws IOException, CloudFrontServiceException {
CloudFrontService cf = this.getClient();
if (distribution.isStreamingDistribution()) {
return cf.getStreamingDistributionConfig(distribution.getId());
}
return cf.getDistributionConfig(distribution.getId());
}
/**
* Amazon CloudFront Extension used to list all configured distributions
*
* @param origin Name of the container
* @param method Distribution method
* @throws CloudFrontServiceException CloudFront failure details
* @throws IOException Service error
*/
private void cache(String origin, Distribution.Method method)
throws IOException, CloudFrontServiceException {
if (log.isDebugEnabled()) {
log.debug(String.format("List distributions for origin %s", origin));
}
CloudFrontService cf = this.getClient();
if (method.equals(Distribution.STREAMING)) {
for (org.jets3t.service.model.cloudfront.Distribution d :
cf.listStreamingDistributions(origin)) {
for (Origin o : d.getConfig().getOrigins()) {
if (o instanceof S3Origin) {
// Write to cache
distributionStatus.get(method).put(origin, this.convert(d, method));
// We currently only support one distribution per bucket
break;
}
}
}
} else if (method.equals(Distribution.DOWNLOAD)) {
// List distributions restricting to bucket name origin
for (org.jets3t.service.model.cloudfront.Distribution d : cf.listDistributions(origin)) {
for (Origin o : d.getConfig().getOrigins()) {
if (o instanceof S3Origin) {
// Write to cache
distributionStatus.get(method).put(origin, this.convert(d, method));
// We currently only support one distribution per bucket
break;
}
}
}
} else if (method.equals(Distribution.CUSTOM) || method.equals(Distribution.WEBSITE_CDN)) {
for (org.jets3t.service.model.cloudfront.Distribution d : cf.listDistributions()) {
for (Origin o : d.getConfig().getOrigins()) {
// Listing all distributions and look for custom origin
if (o instanceof CustomOrigin) {
if (o.getDomainName().equals(origin)) {
distributionStatus.get(method).put(origin, this.convert(d, method));
}
}
}
}
}
}
/**
* Amazon CloudFront Extension used to enable or disable a distribution configuration and its
* CNAMESs
*
* @param enabled Distribution status
* @param method Distribution method
* @param origin Name of the container
* @param distributionId Distribution reference
* @param cnames DNS CNAME aliases for distribution
* @param logging Access log configuration
* @param defaultRootObject Index file for distribution. Only supported for download and custom
* origins.
* @throws CloudFrontServiceException CloudFront failure details
* @throws IOException I/O error
*/
private void updateDistribution(
boolean enabled,
Distribution.Method method,
final String origin,
final String distributionId,
final String etag,
final String reference,
final String[] cnames,
final LoggingStatus logging,
final String defaultRootObject)
throws CloudFrontServiceException, IOException {
if (log.isDebugEnabled()) {
log.debug(String.format("Update %s distribution with origin %s", method.toString(), origin));
}
final String originId = UUID.randomUUID().toString();
final CacheBehavior cacheBehavior =
new CacheBehavior(originId, false, null, CacheBehavior.ViewerProtocolPolicy.ALLOW_ALL, 0L);
final CloudFrontService cf = this.getClient();
if (method.equals(Distribution.STREAMING)) {
StreamingDistributionConfig config =
new StreamingDistributionConfig(
new Origin[] {new S3Origin(originId, origin, null)},
reference,
cnames,
null,
enabled,
logging,
null);
config.setEtag(etag);
cf.updateDistributionConfig(distributionId, config);
} else if (method.equals(Distribution.DOWNLOAD)) {
DistributionConfig config =
new DistributionConfig(
new Origin[] {new S3Origin(originId, origin, null)},
reference,
cnames,
null,
enabled,
logging,
defaultRootObject,
cacheBehavior,
new CacheBehavior[] {});
config.setEtag(etag);
cf.updateDistributionConfig(distributionId, config);
} else if (method.equals(Distribution.CUSTOM) || method.equals(Distribution.WEBSITE_CDN)) {
DistributionConfig config =
new DistributionConfig(
new Origin[] {this.getCustomOriginConfiguration(originId, method, origin)},
reference,
cnames,
null,
enabled,
logging,
defaultRootObject,
cacheBehavior,
new CacheBehavior[] {});
config.setEtag(etag);
cf.updateDistributionConfig(distributionId, config);
} else {
throw new RuntimeException("Invalid distribution method:" + method);
}
}
/**
* Amazon CloudFront Extension to create a new distribution configuration *
*
* @param enabled Distribution status
* @param method Distribution method
* @param origin Name of the container
* @param cnames DNS CNAME aliases for distribution
* @param logging Access log configuration
* @param defaultRootObject Index file for distribution. Only supported for download and custom
* origins.
* @return Distribution configuration
* @throws CloudFrontServiceException CloudFront failure details
* @throws ConnectionCanceledException Authentication canceled
*/
private org.jets3t.service.model.cloudfront.Distribution createDistribution(
boolean enabled,
Distribution.Method method,
final String origin,
String[] cnames,
LoggingStatus logging,
String defaultRootObject)
throws ConnectionCanceledException, CloudFrontServiceException {
final String reference = String.valueOf(System.currentTimeMillis());
if (log.isDebugEnabled()) {
log.debug(String.format("Create new %s distribution", method.toString()));
}
CloudFrontService cf = this.getClient();
final String originId = UUID.randomUUID().toString();
final CacheBehavior cacheBehavior =
new CacheBehavior(originId, false, null, CacheBehavior.ViewerProtocolPolicy.ALLOW_ALL, 0L);
if (method.equals(Distribution.STREAMING)) {
final StreamingDistributionConfig config =
new StreamingDistributionConfig(
new S3Origin[] {new S3Origin(originId, origin, null)},
reference,
cnames,
null,
enabled,
logging,
null);
return cf.createDistribution(config);
}
if (method.equals(Distribution.DOWNLOAD)) {
DistributionConfig config =
new DistributionConfig(
new Origin[] {new S3Origin(originId, origin, null)},
reference,
cnames,
null,
enabled,
logging,
defaultRootObject,
cacheBehavior,
new CacheBehavior[] {});
return cf.createDistribution(config);
}
if (method.equals(Distribution.CUSTOM) || method.equals(Distribution.WEBSITE_CDN)) {
DistributionConfig config =
new DistributionConfig(
new Origin[] {
new CustomOrigin(originId, origin, CustomOrigin.OriginProtocolPolicy.MATCH_VIEWER)
},
reference,
cnames,
null,
enabled,
logging,
defaultRootObject,
cacheBehavior,
new CacheBehavior[] {});
return cf.createDistribution(config);
}
throw new RuntimeException("Invalid distribution method:" + method);
}