diff options
Diffstat (limited to 'ONAP-PDP-REST/src/main/java')
-rw-r--r-- | ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/config/PDPApiAuth.java | 278 |
1 files changed, 144 insertions, 134 deletions
diff --git a/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/config/PDPApiAuth.java b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/config/PDPApiAuth.java index 1e3a41aeb..d06321d64 100644 --- a/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/config/PDPApiAuth.java +++ b/ONAP-PDP-REST/src/main/java/org/onap/policy/pdp/rest/config/PDPApiAuth.java @@ -27,7 +27,9 @@ import java.nio.file.Paths; import java.util.ArrayList; import java.util.Arrays; import java.util.Base64; +import java.util.Collections; import java.util.HashMap; +import java.util.List; import java.util.Map; import java.util.Properties; import java.util.StringTokenizer; @@ -45,145 +47,153 @@ import org.onap.policy.xacml.api.XACMLErrorConstants; import com.att.research.xacml.util.XACMLProperties; public class PDPApiAuth { - private static final Logger LOGGER = FlexLogger.getLogger(PDPApiAuth.class); + private static final Logger LOGGER = FlexLogger.getLogger(PDPApiAuth.class); - private static String environment = null; - private static Path clientPath = null; - private static Map<String,ArrayList<String>> clientMap = null; - private static Long oldModified = null; - private static AAFPolicyClient aafClient = null; + private static String environment = null; + private static Path clientPath = null; + private static Map<String,ArrayList<String>> clientMap = null; + private static Long oldModified = null; + private static AAFPolicyClient aafClient = null; - private PDPApiAuth(){ - // Private Constructor - } + private PDPApiAuth(){ + // Private Constructor + } - /* - * Set Property by reading the properties File. - */ - public static void setProperty() { - environment = XACMLProperties.getProperty("ENVIRONMENT", "DEVL"); - String clientFile = XACMLProperties.getProperty(XACMLRestProperties.PROP_PEP_IDFILE); - if(clientFile!=null){ - clientPath = Paths.get(clientFile); - } - try { - aafClient = AAFPolicyClient.getInstance(XACMLProperties.getProperties()); - } catch (AAFPolicyException | IOException e) { - LOGGER.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AAF Client Not instantiated properly."); - } - } + /* + * Set Property by reading the properties File. + */ + public static void setProperty() { + environment = XACMLProperties.getProperty("ENVIRONMENT", "DEVL"); + String clientFile = XACMLProperties.getProperty(XACMLRestProperties.PROP_PEP_IDFILE); + if(clientFile!=null){ + clientPath = Paths.get(clientFile); + } + try { + aafClient = AAFPolicyClient.getInstance(XACMLProperties.getProperties()); + } catch (AAFPolicyException | IOException e) { + LOGGER.error(MessageCodes.ERROR_SYSTEM_ERROR, e, "AAF Client Not instantiated properly."); + } + } - /* - * Return Environment value of the PDP servlet. - */ - public static String getEnvironment() { - if(environment==null){ - setProperty(); - } - return environment; - } + /* + * Return Environment value of the PDP servlet. + */ + public static String getEnvironment() { + if(environment==null){ + setProperty(); + } + return environment; + } - /* - * Security check for authentication and authorizations. - */ - public static boolean checkPermissions(String clientEncoding, String requestID, - String resource) { - try{ - String[] userNamePass = PolicyUtils.decodeBasicEncoding(clientEncoding); - if(userNamePass==null || userNamePass.length==0){ - String usernameAndPassword = null; - byte[] decodedBytes = Base64.getDecoder().decode(clientEncoding); - usernameAndPassword = new String(decodedBytes, "UTF-8"); - StringTokenizer tokenizer = new StringTokenizer(usernameAndPassword, ":"); - String username = tokenizer.nextToken(); - String password = tokenizer.nextToken(); - userNamePass= new String[]{username, password}; - } - LOGGER.info("User " + userNamePass[0] + " is Accessing Policy Engine API."); - Boolean result = false; - // Check Backward Compatibility. - try{ - result = clientAuth(userNamePass); - }catch(Exception e){ - LOGGER.error(MessageCodes.ERROR_PERMISSIONS, e); - } - if(!result){ - String aafPolicyNameSpace = XACMLProperties.getProperty("policy.aaf.namespace"); - String aafResource = XACMLProperties.getProperty("policy.aaf.resource"); - if(!userNamePass[0].contains("@") && aafPolicyNameSpace!= null){ - userNamePass[0] = userNamePass[0] + "@" + aafPolicyNameSpace; - }else{ - LOGGER.info("No AAF NameSpace specified in properties"); - } - if(aafResource != null){ - resource = aafResource + resource; - }else{ - LOGGER.info("No AAF Resource specified in properties"); - } - LOGGER.info("Contacting AAF in : " + environment); - result = aafClient.checkAuthPerm(userNamePass[0], userNamePass[1], resource, environment, ".*"); - } - return result; - }catch(Exception e){ - LOGGER.error(MessageCodes.ERROR_PERMISSIONS, e); - return false; - } - } + /* + * Security check for authentication and authorizations. + */ + public static boolean checkPermissions(String clientEncoding, String requestID, + String resource) { + try{ + String[] userNamePass = PolicyUtils.decodeBasicEncoding(clientEncoding); + if(userNamePass==null || userNamePass.length==0){ + String usernameAndPassword = null; + byte[] decodedBytes = Base64.getDecoder().decode(clientEncoding); + usernameAndPassword = new String(decodedBytes, "UTF-8"); + StringTokenizer tokenizer = new StringTokenizer(usernameAndPassword, ":"); + String username = tokenizer.nextToken(); + String password = tokenizer.nextToken(); + userNamePass= new String[]{username, password}; + } + LOGGER.info("User " + userNamePass[0] + " is Accessing Policy Engine API."); + Boolean result = false; + // Check Backward Compatibility. + try{ + result = clientAuth(userNamePass); + }catch(Exception e){ + LOGGER.error(MessageCodes.ERROR_PERMISSIONS, e); + } + if(!result){ + String aafPolicyNameSpace = XACMLProperties.getProperty("policy.aaf.namespace"); + String aafResource = XACMLProperties.getProperty("policy.aaf.root.permission"); + String type = null; + if(!userNamePass[0].contains("@") && aafPolicyNameSpace!= null){ + userNamePass[0] = userNamePass[0] + "@" + reverseNamespace(aafPolicyNameSpace); + }else{ + LOGGER.info("No AAF NameSpace specified in properties"); + } + if(aafResource != null){ + type = aafResource + "." + resource; + }else{ + LOGGER.warn("No AAF Resource specified in properties"); + return false; + } + LOGGER.info("Contacting AAF in : " + environment); + result = aafClient.checkAuthPerm(userNamePass[0], userNamePass[1], type, environment, "*"); + } + return result; + }catch(Exception e){ + LOGGER.error(MessageCodes.ERROR_PERMISSIONS, e); + return false; + } + } - private static Boolean clientAuth(String[] userNamePass){ - if(clientPath==null){ - setProperty(); - } - if (!clientPath.toFile().exists()) { - return false; - }else if(clientPath.toString().endsWith(".properties")) { - try { - readProps(clientPath); - if (clientMap.containsKey(userNamePass[0]) && clientMap.get(userNamePass[0]).get(0).equals(userNamePass[1])) { - return true; - } - }catch(PolicyEngineException e){ - LOGGER.error(MessageCodes.ERROR_PERMISSIONS, e); - return false; - } - } - return false; - } + private static Boolean clientAuth(String[] userNamePass){ + if(clientPath==null){ + setProperty(); + } + if (!clientPath.toFile().exists()) { + return false; + }else if(clientPath.toString().endsWith(".properties")) { + try { + readProps(clientPath); + if (clientMap.containsKey(userNamePass[0]) && clientMap.get(userNamePass[0]).get(0).equals(userNamePass[1])) { + return true; + } + }catch(PolicyEngineException e){ + LOGGER.error(MessageCodes.ERROR_PERMISSIONS, e); + return false; + } + } + return false; + } - private static Map<String, ArrayList<String>> readProps(Path clientPath) throws PolicyEngineException{ - if(oldModified!=null){ - Long newModified = clientPath.toFile().lastModified(); - if (newModified == oldModified) { - return clientMap; - } - } - InputStream in; - Properties clientProp = new Properties(); - try { - in = new FileInputStream(clientPath.toFile()); - clientProp.load(in); - } catch (IOException e) { - LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR , e); - throw new PolicyEngineException(XACMLErrorConstants.ERROR_SYSTEM_ERROR +"Cannot Load the Properties file", e); - } - // Read the Properties and Load the Clients and their scopes. - clientMap = new HashMap<>(); - // - for (Object propKey : clientProp.keySet()) { - String clientID = (String)propKey; - String clientValue = clientProp.getProperty(clientID); - if (clientValue != null && clientValue.contains(",")) { - ArrayList<String> clientValues = new ArrayList<>(Arrays.asList(clientValue.split("\\s*,\\s*"))); - if(clientValues.get(0)!=null || clientValues.get(1)!=null || clientValues.get(0).isEmpty() || clientValues.get(1).isEmpty()){ - clientMap.put(clientID, clientValues); - } - } - } - if (clientMap.isEmpty()) { - LOGGER.debug(XACMLErrorConstants.ERROR_PERMISSIONS + "No Clients ID , Client Key and Scopes are available. Cannot serve any Clients !!"); - throw new PolicyEngineException("Empty Client file"); - } - oldModified = clientPath.toFile().lastModified(); - return clientMap; - } + private static String reverseNamespace(String namespace) { + final List<String> components = Arrays.asList(namespace.split("\\.")); + Collections.reverse(components); + return String.join(".", components); + } + + private static Map<String, ArrayList<String>> readProps(Path clientPath) throws PolicyEngineException{ + if(oldModified!=null){ + Long newModified = clientPath.toFile().lastModified(); + if (newModified == oldModified) { + return clientMap; + } + } + InputStream in; + Properties clientProp = new Properties(); + try { + in = new FileInputStream(clientPath.toFile()); + clientProp.load(in); + } catch (IOException e) { + LOGGER.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR , e); + throw new PolicyEngineException(XACMLErrorConstants.ERROR_SYSTEM_ERROR +"Cannot Load the Properties file", e); + } + // Read the Properties and Load the Clients and their scopes. + clientMap = new HashMap<>(); + // + for (Object propKey : clientProp.keySet()) { + String clientID = (String)propKey; + String clientValue = clientProp.getProperty(clientID); + if (clientValue != null && clientValue.contains(",")) { + ArrayList<String> clientValues = new ArrayList<>(Arrays.asList(clientValue.split("\\s*,\\s*"))); + if(clientValues.get(0)!=null || clientValues.get(1)!=null || clientValues.get(0).isEmpty() || clientValues.get(1).isEmpty()){ + clientMap.put(clientID, clientValues); + } + } + } + if (clientMap.isEmpty()) { + LOGGER.debug(XACMLErrorConstants.ERROR_PERMISSIONS + "No Clients ID , Client Key and Scopes are available. Cannot serve any Clients !!"); + throw new PolicyEngineException("Empty Client file"); + } + oldModified = clientPath.toFile().lastModified(); + return clientMap; + } }
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