@Override
protected void createRootDir() {
try {
swiftClient.createContainer(container);
} catch (Exception e) {
log.error("failure creating container", e);
}
}
@Override
protected void remove(String clustername, Address addr) {
String fileName = clustername + "/" + addressToFilename(addr);
try {
swiftClient.deleteObject(container, fileName);
} catch (Exception e) {
log.error("failure removing data", e);
}
}
@Override
protected void write(List<PingData> list, String clustername) {
try {
String filename = clustername + "/" + addressToFilename(local_addr);
ByteArrayOutputStream out = new ByteArrayOutputStream(4096);
write(list, out);
byte[] data = out.toByteArray();
swiftClient.createObject(container, filename, data);
} catch (Exception e) {
log.error("Error marshalling object", e);
}
}
@Override
protected void readAll(List<Address> members, String clustername, Responses responses) {
try {
List<String> objects = swiftClient.listObjects(container);
for (String object : objects) {
List<PingData> list = null;
byte[] bytes = swiftClient.readObject(container, object);
if ((list = read(new ByteArrayInputStream(bytes))) == null) {
log.warn("failed reading " + object);
continue;
}
for (PingData data : list) {
if (members == null || members.contains(data.getAddress()))
responses.addResponse(data, data.isCoord());
if (local_addr != null && !local_addr.equals(data.getAddress()))
addDiscoveryResponseToCaches(
data.getAddress(), data.getLogicalName(), data.getPhysicalAddr());
}
}
} catch (Exception e) {
log.error("Error unmarshalling object", e);
}
}
@Override
public void init() throws Exception {
Utils.validateNotEmpty(auth_url, "auth_url");
Utils.validateNotEmpty(auth_type, "auth_type");
Utils.validateNotEmpty(username, "username");
Utils.validateNotEmpty(password, "password");
Utils.validateNotEmpty(container, "container");
Authenticator authenticator = createAuthenticator();
authenticator.validateParams();
swiftClient = new SwiftClient(authenticator);
// Authenticate now to record credential
swiftClient.authenticate();
super.init();
}