2 * ============LICENSE_START====================================================
4 * ===========================================================================
5 * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
6 * ===========================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END====================================================
21 package org.onap.aaf.auth.cm.ca;
24 import java.io.FileInputStream;
25 import java.io.IOException;
26 import java.security.MessageDigest;
27 import java.security.Principal;
28 import java.util.ArrayList;
29 import java.util.Collections;
30 import java.util.HashSet;
31 import java.util.List;
34 import org.bouncycastle.asn1.x500.style.BCStyle;
35 import org.onap.aaf.auth.cm.cert.CSRMeta;
36 import org.onap.aaf.auth.cm.cert.RDN;
37 import org.onap.aaf.cadi.Access;
38 import org.onap.aaf.cadi.Access.Level;
39 import org.onap.aaf.cadi.config.Config;
40 import org.onap.aaf.cadi.configure.CertException;
41 import org.onap.aaf.misc.env.Trans;
42 import org.onap.aaf.misc.env.util.Split;
44 public abstract class CA {
45 private static final String MUST_EXIST_TO_CREATE_CSRS_FOR = " must exist to create CSRs for ";
46 //TODO figuring out what is an Issuing CA is a matter of convention. Consider SubClassing for Open Source
47 public static final String ISSUING_CA = "Issuing CA";
48 public static final String CM_CA_PREFIX = "cm_ca.";
49 public static final String CM_CA_BASE_SUBJECT = ".baseSubject";
50 protected static final String CM_PUBLIC_DIR = "cm_public_dir";
51 private static final String CM_TRUST_CAS = "cm_trust_cas";
52 protected static final String CM_BACKUP_CAS = "cm_backup_cas";
54 public static final Set<String> EMPTY = Collections.unmodifiableSet(new HashSet<>());
57 private final String name;
58 private final String env;
59 private MessageDigest messageDigest;
60 private final String permNS;
61 private final String permType;
62 private final ArrayList<String> idDomains;
63 private String[] trustedCAs;
64 private String[] caIssuerDNs;
65 private List<RDN> rdns;
68 protected CA(Access access, String caName, String env) throws IOException, CertException {
69 trustedCAs = new String[4]; // starting array
72 permNS = CM_CA_PREFIX + name;
73 permType = access.getProperty(permNS + ".perm_type",null);
75 throw new CertException(permNS + ".perm_type" + MUST_EXIST_TO_CREATE_CSRS_FOR + caName);
77 caIssuerDNs = Split.splitTrim(':', access.getProperty(Config.CADI_X509_ISSUERS, null));
79 String tag = CA.CM_CA_PREFIX+caName+CA.CM_CA_BASE_SUBJECT;
81 String fields = access.getProperty(tag, null);
83 throw new CertException(tag + MUST_EXIST_TO_CREATE_CSRS_FOR + caName);
85 access.log(Level.INFO, tag, "=",fields);
86 rdns = RDN.parse('/',fields);
88 if(rdn.aoi==BCStyle.EmailAddress) { // Cert Specs say Emails belong in Subject
89 throw new CertException("email address is not allowed in " + CM_CA_BASE_SUBJECT);
93 idDomains = new ArrayList<>();
94 StringBuilder sb = null;
95 for(String s : Split.splitTrim(',', access.getProperty(CA.CM_CA_PREFIX+caName+".idDomains", ""))) {
98 sb = new StringBuilder();
107 access.printf(Level.INIT, "CA '%s' supports Personal Certificates for %s", caName, sb);
110 String dataDir = access.getProperty(CM_PUBLIC_DIR,null);
112 File data = new File(dataDir);
115 String trustCas = access.getProperty(CM_TRUST_CAS,null);
117 for(String fname : Split.splitTrim(',', trustCas)) {
119 if(fname.contains("/")) {
120 crt = new File(fname);
122 crt = new File(data,fname);
125 access.printf(Level.INIT, "Loading CA Cert from %s", crt.getAbsolutePath());
126 bytes = new byte[(int)crt.length()];
127 FileInputStream fis = new FileInputStream(crt);
129 int read = fis.read(bytes);
131 addTrustedCA(new String(bytes));
137 access.printf(Level.INIT, "FAILED to Load CA Cert from %s", crt.getAbsolutePath());
141 access.printf(Level.INIT, "Cannot load external TRUST CAs: No property %s",CM_TRUST_CAS);
144 access.printf(Level.INIT, "Cannot load external TRUST CAs: %s doesn't exist, or is not accessible",data.getAbsolutePath());
149 protected void addCaIssuerDN(String issuerDN) {
150 boolean changed = true;
151 for(String id : caIssuerDNs) {
152 if(id.equals(issuerDN)) {
158 String[] newsa = new String[caIssuerDNs.length+1];
160 System.arraycopy(caIssuerDNs, 0, newsa, 1, caIssuerDNs.length);
165 protected synchronized void addTrustedCA(final String crtString) {
167 if(crtString.endsWith("\n")) {
170 crt = crtString + '\n';
172 for(int i=0;i<trustedCAs.length;++i) {
173 if(trustedCAs[i]==null) {
178 String[] temp = new String[trustedCAs.length+5];
179 System.arraycopy(trustedCAs,0,temp, 0, trustedCAs.length);
180 temp[trustedCAs.length]=crt;
184 public String[] getCaIssuerDNs() {
188 public String[] getTrustedCAs() {
192 public String getEnv() {
196 protected void setMessageDigest(MessageDigest md) {
201 * End Required Constructor calls
204 public String getName() {
209 public String getPermNS() {
213 public String getPermType() {
217 public abstract X509andChain sign(Trans trans, CSRMeta csrmeta) throws IOException, CertException;
220 * @see org.onap.aaf.auth.cm.ca.CA#inPersonalDomains(java.security.Principal)
222 public boolean inPersonalDomains(Principal p) {
223 int at = p.getName().indexOf('@');
225 return idDomains.contains(p.getName().substring(at+1));
231 public MessageDigest messageDigest() {
232 return messageDigest;
235 public CSRMeta newCSRMeta() {
236 return new CSRMeta(rdns);