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authorys9693 <ys9693@att.com>2020-01-19 13:50:02 +0200
committerOfir Sonsino <ofir.sonsino@intl.att.com>2020-01-22 12:33:31 +0000
commit16a9fce0e104a38371a9e5a567ec611ae3fc7f33 (patch)
tree03a2aff3060ddb5bc26a90115805a04becbaffc9 /security-utils/src/main
parentaa83a2da4f911c3ac89318b8e9e8403b072942e1 (diff)
Catalog alignment
Issue-ID: SDC-2724 Signed-off-by: ys9693 <ys9693@att.com> Change-Id: I52b4aacb58cbd432ca0e1ff7ff1f7dd52099c6fe
Diffstat (limited to 'security-utils/src/main')
-rw-r--r--security-utils/src/main/java/org/openecomp/sdc/security/Passwords.java190
-rw-r--r--security-utils/src/main/java/org/openecomp/sdc/security/SecurityUtil.java217
2 files changed, 0 insertions, 407 deletions
diff --git a/security-utils/src/main/java/org/openecomp/sdc/security/Passwords.java b/security-utils/src/main/java/org/openecomp/sdc/security/Passwords.java
deleted file mode 100644
index 48c8523354..0000000000
--- a/security-utils/src/main/java/org/openecomp/sdc/security/Passwords.java
+++ /dev/null
@@ -1,190 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * SDC
- * ================================================================================
- * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
- * ================================================================================
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ============LICENSE_END=========================================================
- */
-
-package org.openecomp.sdc.security;
-
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.math.BigInteger;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-import java.security.SecureRandom;
-import java.util.Arrays;
-import java.util.Random;
-
-
-public class Passwords {
-
- private static Logger log = LoggerFactory.getLogger( Passwords.class);
- private static final Random RANDOM = new SecureRandom();
- private static final int SALT = 0;
- private static final int HASH = 1;
- private static final String HASH_ALGORITHM = "SHA-256";
-
- /**
- * static utility class
- */
- private Passwords() {
- }
-
- /**
- * the method calculates a hash with a generated salt for the given password
- *
- * @param password
- * @return a "salt:hash" value
- */
- public static String hashPassword(String password) {
- if (password!=null){
- byte[] salt = getNextSalt();
- byte[] byteData = hash(salt, password.getBytes());
- if (byteData != null) {
- return toHex(salt) + ":" + toHex(byteData);
- }
- }
- return null;
- }
-
- /**
- * the method checks if the given password matches the calculated hash
- *
- * @param password
- * @param expectedHash
- * @return
- */
- public static boolean isExpectedPassword(String password, String expectedHash) {
- if (password==null && expectedHash==null)
- return true;
- if (password==null || expectedHash==null) //iff exactly 1 is null
- return false;
- if (!expectedHash.contains(":")){
- log.error("invalid password expecting hash at the prefix of the password (ex. e0277df331f4ff8f74752ac4a8fbe03b:6dfbad308cdf53c9ff2ee2dca811ee92f1b359586b33027580e2ff92578edbd0)\n" +
- "\t\t\t");
- return false;
- }
- String[] params = expectedHash.split(":");
- return isExpectedPassword(password, params[SALT], params[HASH]);
- }
-
- /**
- * the method checks if the given password matches the calculated hash
- *
- * @param password
- * @param salt
- * @param hash
- * the hash generated using the salt
- * @return true if the password matched the hash
- */
- public static boolean isExpectedPassword(String password, String salt, String hash) {
- if ( password == null && hash == null )
- return true;
- if ( salt == null ){
- log.error("salt must be initialized");
- return false;
- }
- //unintialized params
- if ( password == null || hash == null )
- return false;
- byte[] saltBytes = fromHex(salt);
- byte[] hashBytes = fromHex(hash);
-
- byte[] byteData = hash(saltBytes, password.getBytes());
- if (byteData != null) {
- return Arrays.equals(byteData, hashBytes);
- }
- return false;
- }
-
- public static void main(String[] args) {
- if (args.length > 1 || args.length > 0) {
- System.out.println("[" + hashPassword(args[0]) + "]");
- } else {
- System.out.println("no passward passed.");
- }
-
- }
-
- /**
- * Returns a random salt to be used to hash a password.
- *
- * @return a 16 bytes random salt
- */
- private static byte[] getNextSalt() {
- byte[] salt = new byte[16];
- RANDOM.nextBytes(salt);
- return salt;
- }
-
- /**
- * hase's the salt and value using the chosen algorithm
- *
- * @param salt
- * @param password
- * @return an array of bytes resulting from the hash
- */
- private static byte[] hash(byte[] salt, byte[] password) {
- MessageDigest md;
- byte[] byteData = null;
- try {
- md = MessageDigest.getInstance(HASH_ALGORITHM);
- md.update(salt);
- md.update(password);
- byteData = md.digest();
- } catch (NoSuchAlgorithmException e) {
- log.error("invalid algorithm name {}", e);
- System.out.println("invalid algorithm name");
- }
- return byteData;
- }
-
- /**
- * Converts a string of hexadecimal characters into a byte array.
- *
- * @param hex
- * the hex string
- * @return the hex string decoded into a byte array
- */
- private static byte[] fromHex(String hex) {
- if ( hex == null )
- return null;
- byte[] binary = new byte[hex.length() / 2];
- for (int i = 0; i < binary.length; i++) {
- binary[i] = (byte) Integer.parseInt(hex.substring(2 * i, 2 * i + 2), 16);
- }
- return binary;
- }
-
- /**
- * Converts a byte array into a hexadecimal string.
- *
- * @param array
- * the byte array to convert
- * @return a length*2 character string encoding the byte array
- */
- private static String toHex(byte[] array) {
- BigInteger bi = new BigInteger(1, array);
- String hex = bi.toString(16);
- int paddingLength = (array.length * 2) - hex.length();
- if (paddingLength > 0)
- return String.format("%0" + paddingLength + "d", 0) + hex;
- else
- return hex;
- }
-}
diff --git a/security-utils/src/main/java/org/openecomp/sdc/security/SecurityUtil.java b/security-utils/src/main/java/org/openecomp/sdc/security/SecurityUtil.java
deleted file mode 100644
index bc20e0e991..0000000000
--- a/security-utils/src/main/java/org/openecomp/sdc/security/SecurityUtil.java
+++ /dev/null
@@ -1,217 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * SDC
- * ================================================================================
- * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
- * ================================================================================
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ============LICENSE_END=========================================================
- */
-
-package org.openecomp.sdc.security;
-
-import fj.data.Either;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import javax.crypto.BadPaddingException;
-import javax.crypto.Cipher;
-import javax.crypto.IllegalBlockSizeException;
-import javax.crypto.NoSuchPaddingException;
-import javax.crypto.spec.SecretKeySpec;
-import java.io.UnsupportedEncodingException;
-import java.nio.charset.StandardCharsets;
-import java.security.InvalidKeyException;
-import java.security.Key;
-import java.security.NoSuchAlgorithmException;
-import java.util.Base64;
-import java.util.Formatter;
-
-public class SecurityUtil {
-
- private static final Logger LOG = LoggerFactory.getLogger( SecurityUtil.class );
- private static final byte[] KEY = new byte[]{-64,5,-32 ,-117 ,-44,8,-39, 1, -9, 36,-46,-81, 62,-15,-63,-75};
- public static final SecurityUtil INSTANCE = new SecurityUtil();
- public static final String ALGORITHM = "AES" ;
- public static final String CHARSET = StandardCharsets.UTF_8.name();
-
- private static Key secKey = null ;
-
- private SecurityUtil(){ super(); }
-
- /**
- *
- * cmd commands >$PROGRAM_NAME decrypt "$ENCRYPTED_MSG"
- * >$PROGRAM_NAME encrypt "message"
- **/
- public static void main(String[] args) throws Exception {
- if ( args!=null && args.length>1){
- fj.data.Either res = null;
- final String op = args[0].trim().toLowerCase();
- try{
- switch(op) {
- case "decrypt":
- res = INSTANCE.decrypt(Base64.getDecoder().decode(args[1]), true);
- break;
- case "encrypt":
- res = INSTANCE.encrypt(args[1]);
- break;
- default:
- LOG.warn("Unfamiliar command please use: \n>aes <encrypt/decrypt> 'message to encrypt/decrypt' ");
- }
- }catch(Exception e){
- LOG.warn("Exception while message encryption or decryption");
- throw e;
- }
- LOG.debug( "output: {}", res!=null && res.isLeft() ? res.left().value() : "ERROR" );
- }
- }
-
-
- static {
- Formatter formatter = new Formatter();
- try{
- secKey = generateKey( KEY, ALGORITHM );
- }
- catch(Exception e){
- if(LOG.isWarnEnabled())
- {
- LOG.warn(formatter.format("cannot generate key for %s", ALGORITHM).toString(), e);
- }
- }finally {
- formatter.close();
- }
- }
-
-
-
- public static Key generateKey(final byte[] key, String algorithm){
- return new SecretKeySpec(key, algorithm);
- }
-
- //obfuscates key prefix -> **********
- public String obfuscateKey(String sensitiveData){
-
- if (sensitiveData != null){
- int len = sensitiveData.length();
- StringBuilder builder = new StringBuilder(sensitiveData);
- for (int i=0; i<len/2; i++){
- builder.setCharAt(i, '*');
- }
- return builder.toString();
- }
- return sensitiveData;
- }
-
- /**
- * @param strDataToEncrypt - plain string to encrypt
- * Encrypt the Data
- * a. Declare / Initialize the Data. Here the data is of type String
- * b. Convert the Input Text to Bytes
- * c. Encrypt the bytes using doFinal method
- */
- public Either<String,String> encrypt(String strDataToEncrypt){
-
- if (strDataToEncrypt != null ){
- Formatter formatter = new Formatter();
- try{
- LOG.debug("Encrypt key -> {}", secKey);
- Cipher aesCipherForEncryption = Cipher.getInstance("AES"); // Must specify the mode explicitly as most JCE providers default to ECB mode!!
- aesCipherForEncryption.init(Cipher.ENCRYPT_MODE, secKey);
- byte[] byteDataToEncrypt = strDataToEncrypt.getBytes();
- byte[] byteCipherText = aesCipherForEncryption.doFinal(byteDataToEncrypt);
- String strCipherText = new String( java.util.Base64.getMimeEncoder().encode(byteCipherText), CHARSET );
- LOG.debug("Cipher Text generated using AES is {}", strCipherText);
- return Either.left(strCipherText);
- } catch( NoSuchAlgorithmException | UnsupportedEncodingException e){
- if(LOG.isWarnEnabled())
- {
- LOG.warn(formatter.format("cannot encrypt data unknown algorithm or missing encoding for %s",secKey.getAlgorithm()).toString(), e);
- }
- } catch( InvalidKeyException e){
- if(LOG.isWarnEnabled())
- {
- LOG.warn(formatter.format("invalid key recieved - > %s", java.util.Base64.getDecoder().decode(secKey.getEncoded())).toString(), e);
- }
- } catch( IllegalBlockSizeException | BadPaddingException | NoSuchPaddingException e){
- if(LOG.isWarnEnabled())
- {
- LOG.warn("bad algorithm definition (Illegal Block Size or padding), please review you algorithm block&padding", e);
- }
- }
- finally {
- formatter.close();
- }
- }
- return Either.right("Cannot encrypt "+strDataToEncrypt);
- }
-
- /**
- * Decrypt the Data
- * @param byteCipherText - should be valid bae64 input in the length of 16bytes
- * @param isBase64Decoded - is data already base64 encoded&aligned to 16 bytes
- * a. Initialize a new instance of Cipher for Decryption (normally don't reuse the same object)
- * b. Decrypt the cipher bytes using doFinal method
- */
- public Either<String,String> decrypt(byte[] byteCipherText , boolean isBase64Decoded){
- if (byteCipherText != null){
- byte[] alignedCipherText = byteCipherText;
- Formatter formatter = new Formatter();
- try{
- if (isBase64Decoded)
- alignedCipherText = Base64.getDecoder().decode(byteCipherText);
- LOG.debug("Decrypt key -> {}", secKey.getEncoded());
- Cipher aesCipherForDecryption = Cipher.getInstance("AES"); // Must specify the mode explicitly as most JCE providers default to ECB mode!!
- aesCipherForDecryption.init(Cipher.DECRYPT_MODE, secKey);
- byte[] byteDecryptedText = aesCipherForDecryption.doFinal(alignedCipherText);
- String strDecryptedText = new String(byteDecryptedText);
- String obfuscateKey = obfuscateKey( strDecryptedText );
- LOG.debug("Decrypted Text message is: {}" , obfuscateKey);
- return Either.left(strDecryptedText);
- } catch( NoSuchAlgorithmException e){
- if(LOG.isWarnEnabled())
- {
- LOG.warn(formatter.format("cannot encrypt data unknown algorithm or missing encoding for %s", secKey.getAlgorithm()).toString(), e);
- }
- } catch( InvalidKeyException e){
- if(LOG.isWarnEnabled())
- {
- LOG.warn(formatter.format("invalid key recieved - > %s", java.util.Base64.getDecoder().decode(secKey.getEncoded())).toString(), e);
- }
- } catch( IllegalBlockSizeException | BadPaddingException | NoSuchPaddingException e){
- if(LOG.isWarnEnabled())
- {
- LOG.warn( "bad algorithm definition (Illegal Block Size or padding), please review you algorithm block&padding", e);
- }
- }finally {
- formatter.close();
- }
- }
- return Either.right("Decrypt FAILED");
- }
-
- public Either<String,String> decrypt(String byteCipherText){
- Formatter formatter = new Formatter();
- try {
- return decrypt(byteCipherText.getBytes(CHARSET),true);
- } catch( UnsupportedEncodingException e ){
- if(LOG.isWarnEnabled())
- {
- LOG.warn(formatter.format("Missing encoding for %s",secKey.getAlgorithm()).toString(), e);
- }
- }finally {
- formatter.close();
- }
- return Either.right("Decrypt FAILED");
- }
-}