@Override
public String toString() {
final StringBuilder builder = new StringBuilder();
builder.append(getHttpMethod()).append(" ");
builder.append(getEndpoint()).append(" ");
String resourcePath = getResourcePath();
if (resourcePath == null) {
builder.append("/");
} else {
if (!resourcePath.startsWith("/")) {
builder.append("/");
}
builder.append(resourcePath);
}
builder.append(" ");
if (!getParameters().isEmpty()) {
builder.append("Parameters: (").append(Jackson.toJsonString(parameters));
}
if (!getHeaders().isEmpty()) {
builder.append("Headers: (");
for (String key : getHeaders().keySet()) {
String value = getHeaders().get(key);
builder.append(key).append(": ").append(value).append(", ");
}
builder.append(") ");
}
return builder.toString();
}
/** Fetches the credentials from the endpoint. */
private synchronized void fetchCredentials() {
if (!needsToLoadCredentials()) return;
JsonNode accessKey;
JsonNode secretKey;
JsonNode node;
JsonNode token;
try {
lastInstanceProfileCheck = new Date();
String credentialsResponse =
EC2CredentialsUtils.readResource(credentailsEndpointProvider.getCredentialsEndpoint());
node = Jackson.jsonNodeOf(credentialsResponse);
accessKey = node.get(ACCESS_KEY_ID);
secretKey = node.get(SECRET_ACCESS_KEY);
token = node.get(TOKEN);
if (null == accessKey || null == secretKey) {
throw new AmazonClientException("Unable to load credentials.");
}
if (null != token) {
credentials =
new BasicSessionCredentials(accessKey.asText(), secretKey.asText(), token.asText());
} else {
credentials = new BasicAWSCredentials(accessKey.asText(), secretKey.asText());
}
JsonNode expirationJsonNode = node.get("Expiration");
if (null != expirationJsonNode) {
/*
* TODO: The expiration string comes in a different format
* than what we deal with in other parts of the SDK, so we
* have to convert it to the ISO8601 syntax we expect.
*/
String expiration = expirationJsonNode.asText();
expiration = expiration.replaceAll("\\+0000$", "Z");
try {
credentialsExpiration = DateUtils.parseISO8601Date(expiration);
} catch (Exception ex) {
handleError("Unable to parse credentials expiration date from Amazon EC2 instance", ex);
}
}
} catch (JsonMappingException e) {
handleError("Unable to parse response returned from service endpoint", e);
} catch (IOException e) {
handleError("Unable to load credentials from service endpoint", e);
} catch (URISyntaxException e) {
handleError("Unable to load credentials from service endpoint", e);
}
}
/**
* 開発担当者にメッセージを通知する。
*
* @param subject タイトル
* @param messageMap メッセージ
* @param t 例外
* @since 0.3
*/
public void notifyDev(String subject, Map<String, String> messageMap, Throwable t) {
messageMap.put("environment", env.toString());
if (instanceInfo != null) {
messageMap.put("instanceMetadata", Jackson.toJsonString(instanceInfo));
} else if (instanceMetadata != null) {
@SuppressWarnings("deprecation")
String metadataString = instanceMetadata.toString();
messageMap.put("instanceMetadata", metadataString);
}
if (t != null) {
messageMap.put("stackTrace", toString(t));
}
notifyMessage0(devTopicArn, subject, createMessage(messageMap));
}