diff options
Diffstat (limited to 'src/main/java/org/onap/dcae/common/configuration/SubjectMatcher.java')
-rw-r--r-- | src/main/java/org/onap/dcae/common/configuration/SubjectMatcher.java | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dcae/common/configuration/SubjectMatcher.java b/src/main/java/org/onap/dcae/common/configuration/SubjectMatcher.java new file mode 100644 index 00000000..9ab42211 --- /dev/null +++ b/src/main/java/org/onap/dcae/common/configuration/SubjectMatcher.java @@ -0,0 +1,65 @@ +/*- + * ============LICENSE_START======================================================= + * org.onap.dcaegen2.collectors.ves + * ================================================================================ + * Copyright (C) 2019 Nokia. 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.onap.dcae.common.configuration; + +import java.io.IOException; +import java.nio.file.Files; +import java.nio.file.Paths; +import java.security.cert.X509Certificate; +import java.util.Arrays; +import java.util.regex.Pattern; +import java.util.stream.Collectors; +import java.util.stream.Stream; +import org.onap.dcae.ApplicationException; +import org.onap.dcae.ApplicationSettings; + +public class SubjectMatcher { + + private final ApplicationSettings properties; + private final X509Certificate[] cert; + + public SubjectMatcher(ApplicationSettings properties, X509Certificate[] cert) { + this.properties = properties; + this.cert = cert; + } + + public boolean match(){ + try { + return getLines().anyMatch(element -> Pattern.compile(element).matcher(getSubjectDN(cert)).find()); + } catch (IOException ex) { + throw new ApplicationException("Cannot read file cause: ", ex); + } + } + + public boolean isCert() { + return cert !=null; + } + + private Stream<String> getLines() throws IOException { + return Files.lines(Paths.get(properties.certSubjectMatcher())); + } + + private String getSubjectDN(X509Certificate[] certs) { + return Arrays.stream(certs).map(e -> e.getSubjectDN().getName()) + .map(x -> x.split(",")).flatMap(Arrays::stream) + .collect(Collectors.joining(",")); + } +} |