public @Nullable <T> T get(Class<T> classType, @Nonnull String resource)
throws CloudException, InternalException {
try {
return this.<T>get(
classType, new URI(endpoint + provider.getContext().getAccountNumber() + resource));
} catch (URISyntaxException e) {
throw new InternalException(
"Endpoint misconfiguration ("
+ endpoint
+ provider.getContext().getAccountNumber()
+ resource
+ "): "
+ e.getMessage());
}
}
public AzureMethod(Azure azure) throws CloudException {
provider = azure;
ProviderContext ctx = provider.getContext();
if (ctx == null) {
throw new AzureConfigException("No context was provided for this request");
}
endpoint = ctx.getEndpoint();
if (endpoint == null) {
throw new AzureConfigException("No endpoint was provided for this request");
}
if (!endpoint.endsWith("/")) {
endpoint = endpoint + "/";
}
this.strategy = provider.getContext().getRequestTrackingStrategy();
}
public <T> String post(String resource, T object)
throws JAXBException, CloudException, InternalException {
StringWriter stringWriter = new StringWriter();
JAXBContext jc = JAXBContext.newInstance(object.getClass());
Marshaller m = jc.createMarshaller();
m.marshal(object, stringWriter);
return post(provider.getContext().getAccountNumber(), resource, stringWriter.toString());
}
public @Nullable <T> T get(Class<T> classType, @Nonnull URI uri)
throws CloudException, InternalException {
InputStream responseAsStream = getAsStream(provider.getContext().getAccountNumber(), uri);
if (responseAsStream == null) {
logger.info("Unable to perform HTTP GET at following resource: " + uri.toString());
return null;
}
try {
JAXBContext context = JAXBContext.newInstance(classType);
Unmarshaller u = context.createUnmarshaller();
return (T) u.unmarshal(responseAsStream);
} catch (Exception ex) {
logger.error(ex.getMessage());
throw new InternalException(ex);
}
}
public @Nonnull int getOperationStatus(String requestID)
throws CloudException, InternalException {
ProviderContext ctx = provider.getContext();
Document doc = getAsXML(ctx.getAccountNumber(), "/operations/" + requestID);
if (doc == null) {
return -2;
}
NodeList entries = doc.getElementsByTagName("Operation");
Node entry = entries.item(0);
NodeList s = entry.getChildNodes();
String status = "";
String httpCode = "";
for (int i = 0; i < s.getLength(); i++) {
Node attribute = s.item(i);
if (attribute.getNodeType() == Node.TEXT_NODE) {
continue;
}
if (attribute.getNodeName().equalsIgnoreCase("status") && attribute.hasChildNodes()) {
status = attribute.getFirstChild().getNodeValue().trim();
continue;
}
if (status.length() > 0 && !status.equalsIgnoreCase("inProgress")) {
if (attribute.getNodeName().equalsIgnoreCase("httpstatuscode")
&& attribute.hasChildNodes()) {
httpCode = attribute.getFirstChild().getNodeValue().trim();
}
}
}
if (status.equalsIgnoreCase("succeeded")) {
return HttpServletResponse.SC_OK;
} else if (status.equalsIgnoreCase("failed")) {
String errMsg = checkError(s, httpCode);
throw new CloudException(errMsg);
}
return -1;
}
private HttpProxyConfig getHttpProxyConfigData() {
Properties p = provider.getContext().getCustomProperties();
HttpProxyConfig httpProxyConfig = null;
if (p != null && p.getProperty("proxyHost") != null && p.getProperty("proxyPort") != null) {
if (p.getProperty("proxyPort").length() > 0) {
httpProxyConfig =
new HttpProxyConfig(
p.getProperty("proxyHost"), Integer.parseInt(p.getProperty("proxyPort")));
}
} else {
p = System.getProperties();
if (p != null && p.getProperty("proxyHost") != null && p.getProperty("proxyPort") != null) {
if (p.getProperty("proxyPort").length() > 0) {
httpProxyConfig =
new HttpProxyConfig(
p.getProperty("proxyHost"), Integer.parseInt(p.getProperty("proxyPort")));
}
}
}
return httpProxyConfig;
}
/** * Handles connectivity to Microsoft Azure services. * * @author George Reese ([email protected]) * @version 2012.07 initial version * @since 2012.07 */ public class AzureMethod { private static final Logger logger = Azure.getLogger(AzureMethod.class); private static final Logger wire = Azure.getWireLogger(AzureMethod.class); public static class AzureResponse { public int httpCode; public Object body; } private class HttpProxyConfig { private String host; private Integer port; public HttpProxyConfig(String host, Integer port) { this.host = host; this.port = port; } public String getHost() { return host; } public Integer getPort() { return port; } } private String endpoint; private Azure provider; private RequestTrackingStrategy strategy; public AzureMethod(Azure azure) throws CloudException { provider = azure; ProviderContext ctx = provider.getContext(); if (ctx == null) { throw new AzureConfigException("No context was provided for this request"); } endpoint = ctx.getEndpoint(); if (endpoint == null) { throw new AzureConfigException("No endpoint was provided for this request"); } if (!endpoint.endsWith("/")) { endpoint = endpoint + "/"; } this.strategy = provider.getContext().getRequestTrackingStrategy(); } public @Nullable InputStream getAsStream(@Nonnull String account, @Nonnull String resource) throws CloudException, InternalException { try { return getAsStream(account, new URI(endpoint + account + resource)); } catch (URISyntaxException e) { throw new InternalException( "Endpoint misconfiguration (" + endpoint + account + resource + "): " + e.getMessage()); } } public @Nullable InputStream getAsStream(@Nonnull String account, @Nonnull URI uri) throws CloudException, InternalException { logger.trace("enter - " + AzureMethod.class.getName() + ".get(" + account + "," + uri + ")"); wire.debug("--------------------------------------------------------> " + uri.toASCIIString()); try { HttpClient client = getClient(); HttpUriRequest get = new HttpGet(uri); if (uri.toString().indexOf("/services/images") > -1) { get.addHeader("x-ms-version", "2012-08-01"); } else if (uri.toString().contains("/services/vmimages")) { get.addHeader("x-ms-version", "2014-05-01"); } else { get.addHeader("x-ms-version", "2012-03-01"); } if (strategy != null && strategy.getSendAsHeader()) { get.addHeader(strategy.getHeaderName(), strategy.getRequestId()); } wire.debug(get.getRequestLine().toString()); for (Header header : get.getAllHeaders()) { wire.debug(header.getName() + ": " + header.getValue()); } HttpResponse response; StatusLine status; try { response = client.execute(get); status = response.getStatusLine(); } catch (IOException e) { logger.error( "get(): Failed to execute HTTP request due to a cloud I/O error: " + e.getMessage()); throw new CloudException(e); } logger.debug("get(): HTTP Status " + status); Header[] headers = response.getAllHeaders(); wire.debug(status.toString()); for (Header h : headers) { if (h.getValue() != null) { wire.debug(h.getName() + ": " + h.getValue().trim()); } else { wire.debug(h.getName() + ":"); } } if (status.getStatusCode() == HttpServletResponse.SC_NOT_FOUND) { return null; } if (status.getStatusCode() != HttpServletResponse.SC_OK && status.getStatusCode() != HttpServletResponse.SC_NON_AUTHORITATIVE_INFORMATION) { logger.error("get(): Expected OK for GET request, got " + status.getStatusCode()); HttpEntity entity = response.getEntity(); String body; if (entity == null) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), "An error was returned without explanation"); } try { body = EntityUtils.toString(entity); } catch (IOException e) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), e.getMessage()); } wire.debug(body); AzureException.ExceptionItems items = AzureException.parseException(status.getStatusCode(), body); if (items == null) { return null; } logger.error( "get(): [" + status.getStatusCode() + " : " + items.message + "] " + items.details); throw new AzureException(items); } else { HttpEntity entity = response.getEntity(); if (entity == null) { return null; } InputStream input; try { input = entity.getContent(); } catch (IOException e) { logger.error( "get(): Failed to read response error due to a cloud I/O error: " + e.getMessage()); throw new CloudException(e); } wire.debug("---> Binary Data <---"); return input; } } finally { logger.trace("exit - " + AzureMethod.class.getName() + ".getStream()"); wire.debug( "--------------------------------------------------------> " + uri.toASCIIString()); } } public @Nullable Document getAsXML(@Nonnull String account, @Nonnull String resource) throws CloudException, InternalException { try { return getAsXML(account, new URI(endpoint + account + resource)); } catch (URISyntaxException e) { throw new InternalException( "Endpoint misconfiguration (" + endpoint + account + resource + "): " + e.getMessage()); } } public @Nullable <T> T get(Class<T> classType, @Nonnull String resource) throws CloudException, InternalException { try { return this.<T>get( classType, new URI(endpoint + provider.getContext().getAccountNumber() + resource)); } catch (URISyntaxException e) { throw new InternalException( "Endpoint misconfiguration (" + endpoint + provider.getContext().getAccountNumber() + resource + "): " + e.getMessage()); } } public @Nullable <T> T get(Class<T> classType, @Nonnull URI uri) throws CloudException, InternalException { InputStream responseAsStream = getAsStream(provider.getContext().getAccountNumber(), uri); if (responseAsStream == null) { logger.info("Unable to perform HTTP GET at following resource: " + uri.toString()); return null; } try { JAXBContext context = JAXBContext.newInstance(classType); Unmarshaller u = context.createUnmarshaller(); return (T) u.unmarshal(responseAsStream); } catch (Exception ex) { logger.error(ex.getMessage()); throw new InternalException(ex); } } public <T> String post(String resource, T object) throws JAXBException, CloudException, InternalException { StringWriter stringWriter = new StringWriter(); JAXBContext jc = JAXBContext.newInstance(object.getClass()); Marshaller m = jc.createMarshaller(); m.marshal(object, stringWriter); return post(provider.getContext().getAccountNumber(), resource, stringWriter.toString()); } public <T> String put(String resource, T object) throws JAXBException, CloudException, InternalException { StringWriter stringWriter = new StringWriter(); JAXBContext jc = JAXBContext.newInstance(object.getClass()); Marshaller m = jc.createMarshaller(); m.marshal(object, stringWriter); return invoke( "PUT", provider.getContext().getAccountNumber(), resource, stringWriter.toString()); } public @Nullable Document getAsXML(@Nonnull String account, @Nonnull URI uri) throws CloudException, InternalException { InputStream stream = getAsStream(account, uri); if (stream == null) return null; return parseResponse(stream, true); } protected @Nonnull HttpClient getClient() throws CloudException, InternalException { ProviderContext ctx = provider.getContext(); if (ctx == null) { throw new AzureConfigException("No context was defined for this request"); } String endpoint = ctx.getEndpoint(); if (endpoint == null) { throw new AzureConfigException("No cloud endpoint was defined"); } boolean ssl = endpoint.startsWith("https"); int targetPort; try { URI uri = new URI(endpoint); targetPort = uri.getPort(); if (targetPort < 1) { targetPort = (ssl ? 443 : 80); } } catch (URISyntaxException e) { throw new AzureConfigException(e); } HttpParams params = new BasicHttpParams(); SchemeRegistry registry = new SchemeRegistry(); try { registry.register( new Scheme( ssl ? "https" : "http", targetPort, new AzureSSLSocketFactory(new AzureX509(provider)))); } catch (KeyManagementException e) { e.printStackTrace(); throw new InternalException(e); } catch (UnrecoverableKeyException e) { e.printStackTrace(); throw new InternalException(e); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); throw new InternalException(e); } catch (KeyStoreException e) { e.printStackTrace(); throw new InternalException(e); } HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1); HttpProtocolParams.setContentCharset(params, HTTP.UTF_8); HttpProtocolParams.setUserAgent(params, "Dasein Cloud"); params.setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, 10000); params.setParameter(CoreConnectionPNames.SO_TIMEOUT, 300000); HttpProxyConfig httpProxyConfig = getHttpProxyConfigData(); if (httpProxyConfig != null) { params.setParameter( ConnRoutePNames.DEFAULT_PROXY, new HttpHost(httpProxyConfig.getHost(), httpProxyConfig.getPort())); registry.register(new Scheme("http", httpProxyConfig.getPort(), new PlainSocketFactory())); } ClientConnectionManager ccm = new ThreadSafeClientConnManager(registry); return new DefaultHttpClient(ccm, params); } private HttpProxyConfig getHttpProxyConfigData() { Properties p = provider.getContext().getCustomProperties(); HttpProxyConfig httpProxyConfig = null; if (p != null && p.getProperty("proxyHost") != null && p.getProperty("proxyPort") != null) { if (p.getProperty("proxyPort").length() > 0) { httpProxyConfig = new HttpProxyConfig( p.getProperty("proxyHost"), Integer.parseInt(p.getProperty("proxyPort"))); } } else { p = System.getProperties(); if (p != null && p.getProperty("proxyHost") != null && p.getProperty("proxyPort") != null) { if (p.getProperty("proxyPort").length() > 0) { httpProxyConfig = new HttpProxyConfig( p.getProperty("proxyHost"), Integer.parseInt(p.getProperty("proxyPort"))); } } } return httpProxyConfig; } public @Nonnull Document parseResponse(@Nonnull String responseBody, boolean withWireLogging) throws CloudException, InternalException { try { if (wire != null && wire.isDebugEnabled()) { String[] lines = responseBody.split("\n"); if (lines.length < 1) { lines = new String[] {responseBody}; } for (String l : lines) { wire.debug(l); } wire.debug(""); } ByteArrayInputStream bas = new ByteArrayInputStream(responseBody.getBytes()); DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); DocumentBuilder parser = factory.newDocumentBuilder(); Document doc = parser.parse(bas); bas.close(); return doc; } catch (IOException e) { throw new CloudException(e); } catch (ParserConfigurationException e) { throw new CloudException(e); } catch (SAXException e) { throw new CloudException(e); } } public @Nonnull Document parseResponse( @Nonnull InputStream responseBodyAsStream, boolean withWireLogging) throws CloudException, InternalException { try { BufferedReader in = new BufferedReader(new InputStreamReader(responseBodyAsStream)); StringBuilder sb = new StringBuilder(); String line; while ((line = in.readLine()) != null) { sb.append(line); sb.append("\n"); } in.close(); return parseResponse(sb.toString(), withWireLogging); } catch (IOException e) { throw new CloudException(e); } } public String post(@Nonnull String account, @Nonnull String resource, @Nonnull String body) throws CloudException, InternalException { if (logger.isTraceEnabled()) { logger.trace( "enter - " + AzureMethod.class.getName() + ".post(" + account + "," + resource + ")"); } if (wire.isDebugEnabled()) { wire.debug( "POST --------------------------------------------------------> " + endpoint + account + resource); wire.debug(""); } String requestId = null; try { HttpClient client = getClient(); String url = endpoint + account + resource; HttpPost post = new HttpPost(url); if (url.toLowerCase().contains("operations")) { post.addHeader("x-ms-version", "2014-02-01"); } else if (url.toLowerCase().contains("/deployments")) { post.addHeader("x-ms-version", "2014-05-01"); } else { post.addHeader("x-ms-version", "2012-03-01"); } if (strategy != null && strategy.getSendAsHeader()) { post.addHeader(strategy.getHeaderName(), strategy.getRequestId()); } // If it is networking configuration services if (url.endsWith("/services/networking/media")) { post.addHeader("Content-Type", "text/plain;charset=UTF-8"); } else { post.addHeader("Content-Type", "application/xml;charset=UTF-8"); } if (wire.isDebugEnabled()) { wire.debug(post.getRequestLine().toString()); for (Header header : post.getAllHeaders()) { wire.debug(header.getName() + ": " + header.getValue()); } wire.debug(""); if (body != null) { wire.debug(body); wire.debug(""); } } if (body != null) { try { if (url.endsWith("/services/networking/media")) { post.setEntity(new StringEntity(body, "text/plain", "utf-8")); } else { post.setEntity(new StringEntity(body, "application/xml", "utf-8")); } } catch (UnsupportedEncodingException e) { throw new InternalException(e); } } HttpResponse response; StatusLine status; try { response = client.execute(post); status = response.getStatusLine(); } catch (IOException e) { logger.error( "post(): Failed to execute HTTP request due to a cloud I/O error: " + e.getMessage()); if (logger.isTraceEnabled()) { e.printStackTrace(); } throw new CloudException(e); } if (logger.isDebugEnabled()) { logger.debug("post(): HTTP Status " + status); } Header[] headers = response.getAllHeaders(); if (wire.isDebugEnabled()) { wire.debug(status.toString()); } for (Header h : headers) { if (h.getValue() != null) { if (wire.isDebugEnabled()) { wire.debug(h.getName() + ": " + h.getValue().trim()); } if (h.getName().equalsIgnoreCase("x-ms-request-id")) { requestId = h.getValue().trim(); } } else { if (wire.isDebugEnabled()) { wire.debug(h.getName() + ":"); } } } if (wire.isDebugEnabled()) { wire.debug(""); } if (status.getStatusCode() != HttpServletResponse.SC_OK && status.getStatusCode() != HttpServletResponse.SC_CREATED && status.getStatusCode() != HttpServletResponse.SC_ACCEPTED) { logger.error("post(): Expected OK for GET request, got " + status.getStatusCode()); HttpEntity entity = response.getEntity(); if (entity == null) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), "An error was returned without explanation"); } try { body = EntityUtils.toString(entity); } catch (IOException e) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), e.getMessage()); } if (wire.isDebugEnabled()) { wire.debug(body); } wire.debug(""); AzureException.ExceptionItems items = AzureException.parseException(status.getStatusCode(), body); if (items == null) { throw new CloudException( CloudErrorType.GENERAL, status.getStatusCode(), "Unknown", "Unknown"); } logger.error( "post(): [" + status.getStatusCode() + " : " + items.message + "] " + items.details); throw new AzureException(items); } } finally { if (logger.isTraceEnabled()) { logger.trace("exit - " + AzureMethod.class.getName() + ".post()"); } if (wire.isDebugEnabled()) { wire.debug(""); wire.debug( "POST --------------------------------------------------------> " + endpoint + account + resource); } } return requestId; } protected HttpRequestBase getMethod(String httpMethod, String url) { HttpRequestBase method = null; if (httpMethod.equals("GET")) { method = new HttpGet(url); } else if (httpMethod.equals("POST")) { method = new HttpPost(url); } else if (httpMethod.equals("PUT")) { method = new HttpPut(url); } else if (httpMethod.equals("DELETE")) { method = new HttpDelete(url); } else if (httpMethod.equals("HEAD")) { method = new HttpHead(url); } else if (httpMethod.equals("OPTIONS")) { method = new HttpOptions(url); } else if (httpMethod.equals("HEAD")) { method = new HttpTrace(url); } else { method = new HttpGet(url); } return method; } public String invoke( @Nonnull String method, @Nonnull String account, @Nonnull String resource, @Nonnull String body) throws CloudException, InternalException { if (logger.isTraceEnabled()) { logger.trace( "enter - " + AzureMethod.class.getName() + ".post(" + account + "," + resource + ")"); } if (wire.isDebugEnabled()) { wire.debug( "POST --------------------------------------------------------> " + endpoint + account + resource); wire.debug(""); } String requestId = null; try { HttpClient client = getClient(); String url = endpoint + account + resource; HttpRequestBase httpMethod = getMethod(method, url); // If it is networking configuration services if (httpMethod instanceof HttpPut) { if (url.endsWith("/services/networking/media")) { httpMethod.addHeader("Content-Type", "text/plain"); } else { httpMethod.addHeader("Content-Type", "application/xml;charset=UTF-8"); } } else { httpMethod.addHeader("Content-Type", "application/xml;charset=UTF-8"); } // dmayne version is older for anything to do with images and for disk deletion if (url.indexOf("/services/images") > -1 || (httpMethod instanceof HttpDelete && url.indexOf("/services/disks") > -1)) { httpMethod.addHeader("x-ms-version", "2012-08-01"); } else if (httpMethod instanceof HttpDelete && url.indexOf("services/vmimages") > -1) { httpMethod.addHeader("x-ms-version", "2014-06-01"); } else if (httpMethod instanceof HttpDelete && url.contains("deployments") && url.endsWith("?comp=media")) { httpMethod.addHeader("x-ms-version", "2013-08-01"); } else { httpMethod.addHeader("x-ms-version", "2012-03-01"); } if (strategy != null && strategy.getSendAsHeader()) { httpMethod.addHeader(strategy.getHeaderName(), strategy.getRequestId()); } if (wire.isDebugEnabled()) { wire.debug(httpMethod.getRequestLine().toString()); for (Header header : httpMethod.getAllHeaders()) { wire.debug(header.getName() + ": " + header.getValue()); } wire.debug(""); if (body != null) { wire.debug(body); wire.debug(""); } } if (httpMethod instanceof HttpEntityEnclosingRequestBase) { HttpEntityEnclosingRequestBase entityEnclosingMethod = (HttpEntityEnclosingRequestBase) httpMethod; if (body != null) { try { entityEnclosingMethod.setEntity(new StringEntity(body, "application/xml", "utf-8")); } catch (UnsupportedEncodingException e) { throw new CloudException(e); } } } HttpResponse response; StatusLine status; try { response = client.execute(httpMethod); status = response.getStatusLine(); } catch (IOException e) { logger.error( "post(): Failed to execute HTTP request due to a cloud I/O error: " + e.getMessage()); if (logger.isTraceEnabled()) { e.printStackTrace(); } throw new CloudException(e); } if (logger.isDebugEnabled()) { logger.debug("post(): HTTP Status " + status); } Header[] headers = response.getAllHeaders(); if (wire.isDebugEnabled()) { wire.debug(status.toString()); } for (Header h : headers) { if (h.getValue() != null) { if (wire.isDebugEnabled()) { wire.debug(h.getName() + ": " + h.getValue().trim()); } if (h.getName().equalsIgnoreCase("x-ms-request-id")) { requestId = h.getValue().trim(); } } else { if (wire.isDebugEnabled()) { wire.debug(h.getName() + ":"); } } } if (wire.isDebugEnabled()) { wire.debug(""); } if (status.getStatusCode() == HttpServletResponse.SC_TEMPORARY_REDIRECT) { logger.warn("Expected OK, got " + status.getStatusCode()); String responseBody = ""; HttpEntity entity = response.getEntity(); if (entity == null) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), "An error was returned without explanation"); } try { responseBody = EntityUtils.toString(entity); } catch (IOException e) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), e.getMessage()); } logger.debug(responseBody); logger.debug("https: char " + responseBody.indexOf("https://")); logger.debug("account number: char " + responseBody.indexOf(account)); String tempEndpoint = responseBody.substring( responseBody.indexOf("https://"), responseBody.indexOf(account) - responseBody.indexOf("https://")); logger.debug("temp redirect location: " + tempEndpoint); tempRedirectInvoke(tempEndpoint, method, account, resource, body); } else if (status.getStatusCode() != HttpServletResponse.SC_OK && status.getStatusCode() != HttpServletResponse.SC_CREATED && status.getStatusCode() != HttpServletResponse.SC_ACCEPTED) { logger.error("post(): Expected OK for GET request, got " + status.getStatusCode()); HttpEntity entity = response.getEntity(); if (entity == null) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), "An error was returned without explanation"); } try { body = EntityUtils.toString(entity); } catch (IOException e) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), e.getMessage()); } if (wire.isDebugEnabled()) { wire.debug(body); } wire.debug(""); AzureException.ExceptionItems items = AzureException.parseException(status.getStatusCode(), body); if (items == null) { throw new CloudException( CloudErrorType.GENERAL, status.getStatusCode(), "Unknown", "Unknown"); } logger.error( "post(): [" + status.getStatusCode() + " : " + items.message + "] " + items.details); throw new AzureException(items); } } finally { if (logger.isTraceEnabled()) { logger.trace("exit - " + AzureMethod.class.getName() + ".post()"); } if (wire.isDebugEnabled()) { wire.debug(""); wire.debug( "POST --------------------------------------------------------> " + endpoint + account + resource); } } return requestId; } public void tempRedirectInvoke( @Nonnull String tempEndpoint, @Nonnull String method, @Nonnull String account, @Nonnull String resource, @Nonnull String body) throws CloudException, InternalException { if (logger.isTraceEnabled()) { logger.trace( "enter - " + AzureMethod.class.getName() + ".post(" + account + "," + resource + ")"); } if (wire.isDebugEnabled()) { wire.debug( "POST --------------------------------------------------------> " + endpoint + account + resource); wire.debug(""); } try { HttpClient client = getClient(); String url = tempEndpoint + account + resource; HttpRequestBase httpMethod = getMethod(method, url); // If it is networking configuration services if (httpMethod instanceof HttpPut) { if (url.endsWith("/services/networking/media")) { httpMethod.addHeader("Content-Type", "text/plain"); } else { httpMethod.addHeader("Content-Type", "application/xml;charset=UTF-8"); } } else { httpMethod.addHeader("Content-Type", "application/xml;charset=UTF-8"); } // dmayne version is older for anything to do with images and for disk deletion if (url.indexOf("/services/images") > -1 || (httpMethod instanceof HttpDelete && url.indexOf("/services/disks") > -1)) { httpMethod.addHeader("x-ms-version", "2012-08-01"); } else { httpMethod.addHeader("x-ms-version", "2012-03-01"); } if (strategy != null && strategy.getSendAsHeader()) { httpMethod.addHeader(strategy.getHeaderName(), strategy.getRequestId()); } if (wire.isDebugEnabled()) { wire.debug(httpMethod.getRequestLine().toString()); for (Header header : httpMethod.getAllHeaders()) { wire.debug(header.getName() + ": " + header.getValue()); } wire.debug(""); if (body != null) { wire.debug(body); wire.debug(""); } } if (httpMethod instanceof HttpEntityEnclosingRequestBase) { HttpEntityEnclosingRequestBase entityEnclosingMethod = (HttpEntityEnclosingRequestBase) httpMethod; if (body != null) { try { entityEnclosingMethod.setEntity(new StringEntity(body, "application/xml", "utf-8")); } catch (UnsupportedEncodingException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } HttpResponse response; StatusLine status; try { response = client.execute(httpMethod); status = response.getStatusLine(); } catch (IOException e) { logger.error( "post(): Failed to execute HTTP request due to a cloud I/O error: " + e.getMessage()); if (logger.isTraceEnabled()) { e.printStackTrace(); } throw new CloudException(e); } if (logger.isDebugEnabled()) { logger.debug("post(): HTTP Status " + status); } Header[] headers = response.getAllHeaders(); if (wire.isDebugEnabled()) { wire.debug(status.toString()); for (Header h : headers) { if (h.getValue() != null) { wire.debug(h.getName() + ": " + h.getValue().trim()); } else { wire.debug(h.getName() + ":"); } } wire.debug(""); } if (status.getStatusCode() != HttpServletResponse.SC_OK && status.getStatusCode() != HttpServletResponse.SC_CREATED && status.getStatusCode() != HttpServletResponse.SC_ACCEPTED) { logger.error("post(): Expected OK for GET request, got " + status.getStatusCode()); HttpEntity entity = response.getEntity(); if (entity == null) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), "An error was returned without explanation"); } try { body = EntityUtils.toString(entity); } catch (IOException e) { throw new AzureException( CloudErrorType.GENERAL, status.getStatusCode(), status.getReasonPhrase(), e.getMessage()); } if (wire.isDebugEnabled()) { wire.debug(body); } wire.debug(""); AzureException.ExceptionItems items = AzureException.parseException(status.getStatusCode(), body); if (items == null) { throw new CloudException( CloudErrorType.GENERAL, status.getStatusCode(), "Unknown", "Unknown"); } logger.error( "post(): [" + status.getStatusCode() + " : " + items.message + "] " + items.details); throw new AzureException(items); } } finally { if (logger.isTraceEnabled()) { logger.trace("exit - " + AzureMethod.class.getName() + ".post()"); } if (wire.isDebugEnabled()) { wire.debug(""); wire.debug( "POST --------------------------------------------------------> " + endpoint + account + resource); } } } public @Nonnull int getOperationStatus(String requestID) throws CloudException, InternalException { ProviderContext ctx = provider.getContext(); Document doc = getAsXML(ctx.getAccountNumber(), "/operations/" + requestID); if (doc == null) { return -2; } NodeList entries = doc.getElementsByTagName("Operation"); Node entry = entries.item(0); NodeList s = entry.getChildNodes(); String status = ""; String httpCode = ""; for (int i = 0; i < s.getLength(); i++) { Node attribute = s.item(i); if (attribute.getNodeType() == Node.TEXT_NODE) { continue; } if (attribute.getNodeName().equalsIgnoreCase("status") && attribute.hasChildNodes()) { status = attribute.getFirstChild().getNodeValue().trim(); continue; } if (status.length() > 0 && !status.equalsIgnoreCase("inProgress")) { if (attribute.getNodeName().equalsIgnoreCase("httpstatuscode") && attribute.hasChildNodes()) { httpCode = attribute.getFirstChild().getNodeValue().trim(); } } } if (status.equalsIgnoreCase("succeeded")) { return HttpServletResponse.SC_OK; } else if (status.equalsIgnoreCase("failed")) { String errMsg = checkError(s, httpCode); throw new CloudException(errMsg); } return -1; } private String checkError(NodeList s, String httpCode) throws CloudException, InternalException { String errMsg = httpCode + ": "; for (int i = 0; i < s.getLength(); i++) { Node attribute = s.item(i); if (attribute.getNodeType() == Node.TEXT_NODE) { continue; } if (attribute.getNodeName().equalsIgnoreCase("Error") && attribute.hasChildNodes()) { NodeList errors = attribute.getChildNodes(); for (int error = 0; error < errors.getLength(); error++) { Node node = errors.item(error); if (node.getNodeName().equalsIgnoreCase("code") && node.hasChildNodes()) { errMsg = errMsg + node.getFirstChild().getNodeValue().trim(); continue; } if (node.getNodeName().equalsIgnoreCase("message") && node.hasChildNodes()) { errMsg = errMsg + ". reason: " + node.getFirstChild().getNodeValue().trim(); } } } } return errMsg; } }
protected @Nonnull HttpClient getClient() throws CloudException, InternalException {
ProviderContext ctx = provider.getContext();
if (ctx == null) {
throw new AzureConfigException("No context was defined for this request");
}
String endpoint = ctx.getEndpoint();
if (endpoint == null) {
throw new AzureConfigException("No cloud endpoint was defined");
}
boolean ssl = endpoint.startsWith("https");
int targetPort;
try {
URI uri = new URI(endpoint);
targetPort = uri.getPort();
if (targetPort < 1) {
targetPort = (ssl ? 443 : 80);
}
} catch (URISyntaxException e) {
throw new AzureConfigException(e);
}
HttpParams params = new BasicHttpParams();
SchemeRegistry registry = new SchemeRegistry();
try {
registry.register(
new Scheme(
ssl ? "https" : "http",
targetPort,
new AzureSSLSocketFactory(new AzureX509(provider))));
} catch (KeyManagementException e) {
e.printStackTrace();
throw new InternalException(e);
} catch (UnrecoverableKeyException e) {
e.printStackTrace();
throw new InternalException(e);
} catch (NoSuchAlgorithmException e) {
e.printStackTrace();
throw new InternalException(e);
} catch (KeyStoreException e) {
e.printStackTrace();
throw new InternalException(e);
}
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);
HttpProtocolParams.setUserAgent(params, "Dasein Cloud");
params.setParameter(CoreConnectionPNames.CONNECTION_TIMEOUT, 10000);
params.setParameter(CoreConnectionPNames.SO_TIMEOUT, 300000);
HttpProxyConfig httpProxyConfig = getHttpProxyConfigData();
if (httpProxyConfig != null) {
params.setParameter(
ConnRoutePNames.DEFAULT_PROXY,
new HttpHost(httpProxyConfig.getHost(), httpProxyConfig.getPort()));
registry.register(new Scheme("http", httpProxyConfig.getPort(), new PlainSocketFactory()));
}
ClientConnectionManager ccm = new ThreadSafeClientConnManager(registry);
return new DefaultHttpClient(ccm, params);
}
