diff options
Diffstat (limited to 'eaaf_core_utils/src/main')
5 files changed, 209 insertions, 6 deletions
diff --git a/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/exception/EaafKeyAccessException.java b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/exception/EaafKeyAccessException.java new file mode 100644 index 00000000..f9abd6d9 --- /dev/null +++ b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/exception/EaafKeyAccessException.java @@ -0,0 +1,22 @@ +package at.gv.egiz.eaaf.core.exception; + +import at.gv.egiz.eaaf.core.exceptions.EaafException; + +public class EaafKeyAccessException extends EaafException { + + private static final long serialVersionUID = -2641273589744430903L; + + public static final String ERROR_CODE_08 = "internal.keystore.08"; + public static final String ERROR_CODE_09 = "internal.keystore.09"; + + public EaafKeyAccessException(String errorCode, String... params) { + super(errorCode, new Object[] {params}); + + } + + public EaafKeyAccessException(String errorCode, Throwable e, String... params) { + super(errorCode, new Object[] {params}, e); + + } + +} diff --git a/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/EaafKeyStoreFactory.java b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/EaafKeyStoreFactory.java index f13013f5..5e6ca34b 100644 --- a/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/EaafKeyStoreFactory.java +++ b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/EaafKeyStoreFactory.java @@ -48,6 +48,7 @@ public class EaafKeyStoreFactory { public static final String ERRORCODE_04 = "internal.keystore.04"; public static final String ERRORCODE_05 = "internal.keystore.05"; public static final String ERRORCODE_06 = "internal.keystore.06"; + public static final String ERRORCODE_07 = "internal.keystore.07"; private static final String HSM_FACADE_PROVIDER = "HsmFacade"; private static final String HSM_FACADE_KEYSTORE_TYPE = "RemoteKeyStore"; diff --git a/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/EaafKeyStoreUtils.java b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/EaafKeyStoreUtils.java new file mode 100644 index 00000000..b4b44724 --- /dev/null +++ b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/EaafKeyStoreUtils.java @@ -0,0 +1,147 @@ +package at.gv.egiz.eaaf.core.impl.credential; + +import java.security.Key; +import java.security.KeyStore; +import java.security.KeyStoreException; +import java.security.NoSuchAlgorithmException; +import java.security.PrivateKey; +import java.security.UnrecoverableKeyException; +import java.security.cert.Certificate; +import java.security.cert.X509Certificate; +import java.util.ArrayList; +import java.util.Collections; +import java.util.Enumeration; +import java.util.List; + +import javax.annotation.Nonnull; +import javax.annotation.Nullable; + +import at.gv.egiz.eaaf.core.exception.EaafKeyAccessException; +import at.gv.egiz.eaaf.core.impl.data.Pair; +import lombok.extern.slf4j.Slf4j; + +@Slf4j +public class EaafKeyStoreUtils { + private static final String ERROR_MSG_REASON = "Maybe 'Alias' is not valid"; + private static final String ERROR_MSG_1 = "Can NOT access key: {} in KeyStore: {}. Reason: {}"; + private static final String ERROR_MSG_2 = "Key: {} will be NOT available"; + + /** + * Read all certificates from a {@link KeyStore}. + * + * @param keyStore KeyStore with certificates + * @return {@link List} of {@link X509Certificate}, but never null + * @throws KeyStoreException In case of an error during KeyStore operations + */ + @Nonnull + public static List<X509Certificate> readCertsFromKeyStore(@Nonnull final KeyStore keyStore) throws KeyStoreException { + final List<X509Certificate> result = new ArrayList<>(); + + final Enumeration<String> aliases = keyStore.aliases(); + while (aliases.hasMoreElements()) { + final String el = aliases.nextElement(); + log.trace("Process TrustStoreEntry: " + el); + if (keyStore.isCertificateEntry(el)) { + final Certificate cert = keyStore.getCertificate(el); + if (cert != null && cert instanceof X509Certificate) { + result.add((X509Certificate) cert); + } else { + log.info("Can not process entry: {}. Reason: {}", el, cert != null ? cert.getType() : "cert is null"); + } + + } + } + + return Collections.unmodifiableList(result); + } + + /** + * Get a specific private Key and the corresponding certificate from a {@link KeyStore}. + * + * @param keyStore KeyStore with certificates + * @param keyAlias Alias of the entry + * @param keyPassword Password to access the Key + * @param isRequired if true, the method throw an {@link EaafKeyAccessException} + * if the key is not available or invalid + * @param friendlyName Name of the KeyStore for logging purposes + * @return A {@link Pair} of {@link Key} and {@link X509Certificate} for this alias, + * or maybe null if isRequired was <code>false</code> + * @throws EaafKeyAccessException In case of an error during KeyStore operations + */ + @Nullable + public static Pair<Key, X509Certificate[]> getPrivateKeyAndCertificates(@Nonnull KeyStore keyStore, + @Nonnull String keyAlias, @Nullable char[] keyPassword, boolean isRequired, @Nonnull String friendlyName) + throws EaafKeyAccessException { + try { + Key privKey = keyStore.getKey(keyAlias, keyPassword); + if (privKey != null) { + final Certificate[] certChainSigning = keyStore.getCertificateChain(keyAlias); + X509Certificate[] certChain = new X509Certificate[certChainSigning.length]; + + for (int i = 0; i < certChainSigning.length; i++) { + if (certChainSigning[i] instanceof X509Certificate) { + certChain[i] = (X509Certificate) certChainSigning[i]; + } else { + log.warn("NO X509 certificate for signing: " + certChainSigning[i].getType()); + } + + } + + Pair<Key, X509Certificate[]> keyResult = Pair.newInstance(privKey, certChain); + validateKeyResult(keyResult, friendlyName, keyAlias); + return keyResult; + + } else { + if (isRequired) { + log.warn(ERROR_MSG_1, + keyAlias, friendlyName, ERROR_MSG_REASON); + throw new EaafKeyAccessException(EaafKeyAccessException.ERROR_CODE_09, + friendlyName, keyAlias, ERROR_MSG_REASON); + + } else { + log.info(ERROR_MSG_1, + keyAlias, friendlyName, ERROR_MSG_REASON); + log.info(ERROR_MSG_2, keyAlias); + + } + } + + } catch (KeyStoreException | UnrecoverableKeyException | NoSuchAlgorithmException e) { + if (isRequired) { + log.warn(ERROR_MSG_1, + keyAlias, friendlyName, e.getMessage()); + throw new EaafKeyAccessException( + EaafKeyAccessException.ERROR_CODE_09, e, friendlyName, keyAlias, e.getMessage()); + + } else { + log.info(ERROR_MSG_1, + keyAlias, friendlyName, e.getMessage()); + log.info(ERROR_MSG_2, keyAlias); + + } + } + + return null; + + } + + private static void validateKeyResult(Pair<Key, X509Certificate[]> keyResult, + String friendlyName, String keyAlias) throws EaafKeyAccessException { + // some short validation + if (!(keyResult.getFirst() instanceof PrivateKey)) { + log.info("PrivateKey: {} in KeyStore: {} is of wrong type", keyAlias, friendlyName); + throw new EaafKeyAccessException( + EaafKeyAccessException.ERROR_CODE_09, + friendlyName, keyAlias, "Wrong PrivateKey type "); + + } + + if (keyResult.getSecond() == null || keyResult.getSecond().length == 0) { + log.info("NO certificate for Key: {} in KeyStore: {}", keyAlias, friendlyName); + throw new EaafKeyAccessException( + EaafKeyAccessException.ERROR_CODE_09, + friendlyName, keyAlias, "NO certificate for PrivateKey"); + + } + } +} diff --git a/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/KeyStoreConfiguration.java b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/KeyStoreConfiguration.java index 400b724f..6dbbba3e 100644 --- a/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/KeyStoreConfiguration.java +++ b/eaaf_core_utils/src/main/java/at/gv/egiz/eaaf/core/impl/credential/KeyStoreConfiguration.java @@ -137,6 +137,31 @@ public class KeyStoreConfiguration { } + /** + * Validate the internal state of this configuration object. + * + * @throws EaafConfigurationException In case of a configuration error + */ + public void validate() throws EaafConfigurationException { + if (KeyStoreType.HSMFACADE.equals(keyStoreType)) { + log.trace("Validate HSM-Facade KeyStore ... "); + checkConfigurationValue(keyStoreName, EaafKeyStoreFactory.ERRORCODE_07, + friendlyName, "Missing 'KeyName' for HSM-Facade"); + + } else if (KeyStoreType.PKCS12.equals(keyStoreType) + || KeyStoreType.JKS.equals(keyStoreType)) { + log.trace("Validate software KeyStore ... "); + checkConfigurationValue(softKeyStoreFilePath, EaafKeyStoreFactory.ERRORCODE_07, + friendlyName, "Missing 'KeyPath' for software keystore"); + checkConfigurationValue(softKeyStorePassword, EaafKeyStoreFactory.ERRORCODE_07, + friendlyName, "Missing 'KeyPassword' for software keystore"); + + } else { + log.info("Validation of type: {} not supported yet", keyStoreType); + + } + } + public enum KeyStoreType { PKCS12("pkcs12"), JKS("jks"), HSMFACADE("hsmfacade"), PKCS11("pkcs11"); @@ -182,12 +207,18 @@ public class KeyStoreConfiguration { @Nonnull String configParamKey) throws EaafConfigurationException { final String configValue = config.get(configParamKey); - if (StringUtils.isEmpty(configValue)) { - throw new EaafConfigurationException(EaafKeyStoreFactory.ERRORCODE_04, new Object[] { configParamKey }); - - } - + checkConfigurationValue(configValue, EaafKeyStoreFactory.ERRORCODE_04, configParamKey); return configValue; + } + private static void checkConfigurationValue(String configValue, String errorCode, String... params) + throws EaafConfigurationException { + if (StringUtils.isEmpty(configValue)) { + throw new EaafConfigurationException(errorCode, + new Object[] { params}); + + } + + } } diff --git a/eaaf_core_utils/src/main/resources/messages/eaaf_utils_message.properties b/eaaf_core_utils/src/main/resources/messages/eaaf_utils_message.properties index 970b8e5a..2d9a863a 100644 --- a/eaaf_core_utils/src/main/resources/messages/eaaf_utils_message.properties +++ b/eaaf_core_utils/src/main/resources/messages/eaaf_utils_message.properties @@ -5,6 +5,8 @@ internal.keystore.03=HSM-Facade initialization failed with a generic error: {0} internal.keystore.04=HSM-Facade has a wrong configuration. Missing property: {0} internal.keystore.05=HSM-Facade has a wrong configuration. Property: {0} Reason:{1} internal.keystore.06=KeyStore: {0} initialization failed. Reason: {1} - +internal.keystore.07=Validation of KeyStore: {0} failed. Reason: {1} +internal.keystore.08=Can not access Key: {1} in KeyStore: {0} +internal.keystore.09=Can not access Key: {1} in KeyStore: {0} Reason: {2} |