0de6f4ef4a57a1d359032b5a2a1df23960f2ab54
[aaf/authz.git] / cadi / core / src / main / java / org / onap / aaf / cadi / config / Config.java
1 /**
2  * ============LICENSE_START====================================================
3  * org.onap.aaf
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
10  * 
11  *      http://www.apache.org/licenses/LICENSE-2.0
12  * 
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====================================================
19  *
20  */
21
22 package org.onap.aaf.cadi.config;
23
24 import java.io.IOException;
25 import java.lang.reflect.Constructor;
26 import java.lang.reflect.Field;
27 import java.lang.reflect.InvocationTargetException;
28 import java.lang.reflect.Method;
29 import java.net.HttpURLConnection;
30 import java.net.InetAddress;
31 import java.net.URI;
32 import java.net.UnknownHostException;
33 import java.security.NoSuchAlgorithmException;
34 import java.security.cert.CertificateException;
35 import java.util.ArrayList;
36 import java.util.List;
37
38 import org.onap.aaf.cadi.AbsUserCache;
39 import org.onap.aaf.cadi.Access;
40 import org.onap.aaf.cadi.Access.Level;
41 import org.onap.aaf.cadi.CachingLur;
42 import org.onap.aaf.cadi.CadiException;
43 import org.onap.aaf.cadi.Connector;
44 import org.onap.aaf.cadi.CredVal;
45 import org.onap.aaf.cadi.Locator;
46 import org.onap.aaf.cadi.Lur;
47 import org.onap.aaf.cadi.PropAccess;
48 import org.onap.aaf.cadi.Symm;
49 import org.onap.aaf.cadi.TrustChecker;
50 import org.onap.aaf.cadi.lur.EpiLur;
51 import org.onap.aaf.cadi.lur.LocalLur;
52 import org.onap.aaf.cadi.lur.NullLur;
53 import org.onap.aaf.cadi.taf.HttpEpiTaf;
54 import org.onap.aaf.cadi.taf.HttpTaf;
55 import org.onap.aaf.cadi.taf.basic.BasicHttpTaf;
56 import org.onap.aaf.cadi.taf.cert.X509Taf;
57 import org.onap.aaf.cadi.taf.dos.DenialOfServiceTaf;
58
59 /**
60  * Create a Consistent Configuration mechanism, even when configuration styles are as vastly different as
61  * Properties vs JavaBeans vs FilterConfigs...
62  * 
63  * @author Jonathan
64  *
65  */
66 public class Config {
67
68         public static final String UTF_8 = "UTF-8";
69
70         // Property Names associated with configurations.
71         // As of 1.0.2, these have had the dots removed so as to be compatible with JavaBean style
72         // configurations as well as property list style.
73         public static final String HOSTNAME = "hostname";
74         public static final String CADI_PROP_FILES = "cadi_prop_files"; // Additional Properties files (separate with ;)
75         public static final String CADI_LOGLEVEL = "cadi_loglevel";
76         public static final String CADI_LOGDIR = "cadi_logdir";
77         public static final String CADI_LOGNAME = "cadi_logname";
78         public static final String CADI_KEYFILE = "cadi_keyfile";
79         public static final String CADI_KEYSTORE = "cadi_keystore";
80         public static final String CADI_KEYSTORE_PASSWORD = "cadi_keystore_password";
81         public static final String CADI_ALIAS = "cadi_alias";
82         public static final String CADI_LOGINPAGE_URL = "cadi_loginpage_url";
83         public static final String CADI_LATITUDE = "cadi_latitude";
84         public static final String CADI_LONGITUDE = "cadi_longitude";
85
86
87         public static final String CADI_KEY_PASSWORD = "cadi_key_password";
88         public static final String CADI_TRUSTSTORE = "cadi_truststore";
89         public static final String CADI_TRUSTSTORE_PASSWORD = "cadi_truststore_password";
90         public static final String CADI_X509_ISSUERS = "cadi_x509_issuers";
91         public static final String CADI_TRUST_MASKS="cadi_trust_masks";
92         public static final String CADI_TRUST_PERM="cadi_trust_perm"; //  IDs with this perm can utilize the "AS " user concept
93         public static final String CADI_PROTOCOLS = "cadi_protocols";
94         public static final String CADI_NOAUTHN = "cadi_noauthn";
95         public static final String CADI_LOC_LIST = "cadi_loc_list";
96         
97         public static final String CADI_USER_CHAIN_TAG = "cadi_user_chain";
98         public static final String CADI_USER_CHAIN = "USER_CHAIN";
99         
100         public static final String CADI_OAUTH2_URL="cadi_oauth2_url";
101         public static final String CADI_TOKEN_DIR = "cadi_token_dir";
102
103         public static final String CSP_DOMAIN = "csp_domain";
104         public static final String CSP_HOSTNAME = "csp_hostname";
105         public static final String CSP_DEVL_LOCALHOST = "csp_devl_localhost";
106         public static final String CSP_USER_HEADER = "CSP_USER";
107         public static final String CSP_SYSTEMS_CONF = "CSPSystems.conf";
108     public static final String CSP_SYSTEMS_CONF_FILE = "csp_systems_conf_file";
109     
110     public static final String HTTPS_PROTOCOLS = "https.protocols";
111     public static final String HTTPS_CIPHER_SUITES = "https.cipherSuites";
112     public static final String HTTPS_CLIENT_PROTOCOLS="jdk.tls.client.protocols";
113     public static final String HTTPS_CIPHER_SUITES_DEFAULT="TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256,TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,"
114                 + "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,TLS_RSA_WITH_AES_128_CBC_SHA,TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA,"
115                 + "TLS_ECDH_RSA_WITH_AES_128_CBC_SHA,TLS_DHE_RSA_WITH_AES_128_CBC_SHA,TLS_DHE_DSS_WITH_AES_128_CBC_SHA,"
116                 + "TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,TLS_ECDHE_RSA_WITH_RC4_128_SHA,TLS_ECDH_ECDSA_WITH_RC4_128_SHA,"
117                 + "TLS_ECDH_RSA_WITH_RC4_128_SHA,TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA,TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,"
118                 + "TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA,TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA,TLS_EMPTY_RENEGOTIATION_INFO_SCSV";
119                  
120
121         public static final String LOCALHOST_ALLOW = "localhost_allow";
122         public static final String LOCALHOST_DENY = "localhost_deny";
123         
124         public static final String BASIC_REALM = "basic_realm";  // what is sent to the client 
125         public static final String BASIC_WARN = "basic_warn";  // Warning of insecure channel 
126         public static final String USERS = "local_users";
127         public static final String GROUPS = "local_groups";
128         public static final String WRITE_TO = "local_writeto"; // dump RBAC to local file in Tomcat Style (some apps use)
129         
130         public static final String OAUTH_CLIENT_ID="client_id";
131         public static final String OAUTH_CLIENT_SECRET="client_secret";
132         
133         public static final String AAF_ENV = "aaf_env";
134         public static final String AAF_URL = "aaf_url"; //URL for AAF... Use to trigger AAF configuration
135         public static final String AAF_ROOT_NS = "aaf_root_ns";
136         public static final String AAF_ROOT_COMPANY = "aaf_root_company";
137         public static final String AAF_LOCATE_URL = "aaf_locate_url"; //URL for AAF locator
138         private static final String AAF_LOCATE_URL_TAG = "AAF_LOCATE_URL"; // Name of Above for use in Config Variables.
139         public static final String AAF_APPID = "aaf_id";
140         public static final String AAF_APPPASS = "aaf_password";
141         public static final String AAF_LUR_CLASS = "aaf_lur_class";
142         public static final String AAF_TAF_CLASS = "aaf_taf_class";
143         public static final String AAF_TAF_CLASS_DEF = "org.osaaf.cadi.aaf.v2_0.AAFTaf";
144         public static final String AAF_CONNECTOR_CLASS = "aaf_connector_class";
145         public static final String AAF_LOCATOR_CLASS = "aaf_locator_class";
146         public static final String AAF_CONN_TIMEOUT = "aaf_conn_timeout";
147         public static final String AAF_CONN_TIMEOUT_DEF = "3000";
148         public static final String AAF_CONN_IDLE_TIMEOUT = "aaf_conn_idle_timeout"; // only for Direct Jetty Access.
149         public static final String AAF_CONN_IDLE_TIMEOUT_DEF = "10000"; // only for Direct Jetty Access.
150         
151         public static final String AAF_CALL_TIMEOUT = "aaf_timeout";
152         public static final String AAF_CALL_TIMEOUT_DEF = "5000";
153         public static final String AAF_USER_EXPIRES = "aaf_user_expires";
154         public static final String AAF_USER_EXPIRES_DEF = "600000"; // Default is 10 mins
155         public static final String AAF_CLEAN_INTERVAL = "aaf_clean_interval";
156         public static final String AAF_CLEAN_INTERVAL_DEF = "30000"; // Default is 30 seconds
157         public static final String AAF_REFRESH_TRIGGER_COUNT = "aaf_refresh_trigger_count";
158         public static final String AAF_REFRESH_TRIGGER_COUNT_DEF = "3"; // Default is 10 mins
159         
160         public static final String AAF_HIGH_COUNT = "aaf_high_count";
161         public static final String AAF_HIGH_COUNT_DEF = "1000"; // Default is 1000 entries
162         public static final String AAF_PERM_MAP = "aaf_perm_map";
163         public static final String AAF_COMPONENT = "aaf_component";
164         public static final String AAF_CERT_IDS = "aaf_cert_ids";
165         public static final String AAF_DEBUG_IDS = "aaf_debug_ids"; // comma delimited
166         public static final String AAF_DEFAULT_VERSION = "2.0";
167         public static final String AAF_DATA_DIR = "aaf_data_dir"; // AAF processes and Components only.
168
169
170         
171         public static final String GW_URL = "gw_url";
172         public static final String CM_URL = "cm_url";
173         public static final String CM_TRUSTED_CAS = "cm_trusted_cas";
174
175         public static final String PATHFILTER_URLPATTERN = "pathfilter_urlpattern";
176         public static final String PATHFILTER_STACK = "pathfilter_stack";
177         public static final String PATHFILTER_NS = "pathfilter_ns";
178         public static final String PATHFILTER_NOT_AUTHORIZED_MSG = "pathfilter_not_authorized_msg";
179
180         // This one should go unpublic
181         public static final String AAF_DEFAULT_REALM = "aaf_default_realm";
182         private static String defaultRealm="none";
183
184         public static final String AAF_DOMAIN_SUPPORT = "aaf_domain_support";
185         public static final String AAF_DOMAIN_SUPPORT_DEF = ".com";
186
187         // OAUTH2
188         public static final String AAF_OAUTH2_TOKEN_URL = "aaf_oauth2_token_url";
189         public static final String AAF_OAUTH2_INTROSPECT_URL = "aaf_oauth2_introspect_url";
190         public static final String AAF_ALT_OAUTH2_TOKEN_URL = "aaf_alt_oauth2_token_url";
191         public static final String AAF_ALT_OAUTH2_INTROSPECT_URL = "aaf_alt_oauth2_introspect_url";
192         public static final String AAF_ALT_OAUTH2_DOMAIN = "aaf_alt_oauth2_domain"; 
193         public static final String AAF_ALT_CLIENT_ID = "aaf_alt_oauth2_client_id";
194         public static final String AAF_ALT_CLIENT_SECRET = "aaf_alt_oauth2_client_secret";
195         public static final String AAF_OAUTH2_HELLO_URL = "aaf_oauth2_hello_url";
196
197         
198         
199         public static void setDefaultRealm(Access access) throws CadiException {
200                 try {
201                         boolean hasCSP;
202                         try {
203                                 Class.forName("org.osaaf.cadi.taf.csp.CSPTaf");
204                                 hasCSP=true;
205                         } catch(ClassNotFoundException e) {
206                                 hasCSP = logProp(access,Config.CSP_DOMAIN, null)!=null;
207                         }
208                         defaultRealm = logProp(access,Config.AAF_DEFAULT_REALM,
209                                         hasCSP?"csp.att.com":
210                                         logProp(access,Config.BASIC_REALM,
211                                                 logProp(access,HOSTNAME,InetAddress.getLocalHost().getHostName())
212                                                 )
213                                         );
214                 } catch (UnknownHostException e) {
215                         //defaultRealm="none";
216                 }
217         }
218
219         public static HttpTaf configHttpTaf(Connector con, SecurityInfoC<HttpURLConnection> si, TrustChecker tc, CredVal up, Lur lur, Object ... additionalTafLurs) throws CadiException {
220                 Access access = si.access;
221                 /////////////////////////////////////////////////////
222                 // Setup AAFCon for any following
223                 /////////////////////////////////////////////////////
224                 Class<?> aafConClass = loadClass(access,"org.onap.aaf.cadi.aaf.v2_0.AAFCon");
225                 Object aafcon = null;
226                 if(con!=null && aafConClass!=null && aafConClass.isAssignableFrom(con.getClass())) {
227                         aafcon = con;
228                 } else if(lur != null) {
229                         Field f = null;
230                         try {
231                                 f = lur.getClass().getField("aaf");
232                                 aafcon = f.get(lur);
233                         } catch (Exception nsfe) {
234                         }
235                 }
236         
237                 
238                 boolean hasDirectAAF = hasDirect("DirectAAFLur",additionalTafLurs);
239                 // IMPORTANT!  Don't attempt to load AAF Connector if there is no AAF URL
240                 String aafURL = access.getProperty(AAF_URL,null);
241                 if(!hasDirectAAF && aafcon==null && aafURL!=null) {
242                         aafcon = loadAAFConnector(si, aafURL);  
243                 }
244                 
245                 HttpTaf taf;
246                 // Setup Host, in case Network reports an unusable Hostname (i.e. VTiers, VPNs, etc)
247                 String hostname = logProp(access, HOSTNAME,null);
248                 if(hostname==null) {
249                         try {
250                                 hostname = InetAddress.getLocalHost().getHostName();
251                         } catch (UnknownHostException e1) {
252                                 throw new CadiException("Unable to determine Hostname",e1);
253                         }
254                 }
255                 
256                 access.log(Level.INIT, "Hostname set to",hostname);
257                 // Get appropriate TAFs
258                 ArrayList<HttpTaf> htlist = new ArrayList<HttpTaf>();
259
260                 /////////////////////////////////////////////////////
261                 // Add a Denial of Service TAF
262                 // Note: how IPs and IDs are added are up to service type.
263                 // They call "DenialOfServiceTaf.denyIP(String) or denyID(String)
264                 /////////////////////////////////////////////////////
265                 htlist.add(new DenialOfServiceTaf(access));
266
267                 /////////////////////////////////////////////////////
268                 // Configure Client Cert TAF
269                 /////////////////////////////////////////////////////
270                 
271                 String truststore = logProp(access, CADI_TRUSTSTORE,null);
272                 if(truststore!=null) {
273                         String truststore_pwd = access.getProperty(CADI_TRUSTSTORE_PASSWORD,null);
274                         if(truststore_pwd!=null) {
275                                 if(truststore_pwd.startsWith(Symm.ENC)) {
276                                         try {
277                                                 truststore_pwd = access.decrypt(truststore_pwd,false);
278                                         } catch (IOException e) {
279                                                 throw new CadiException(CADI_TRUSTSTORE_PASSWORD + " cannot be decrypted",e);
280                                         }
281                                 }
282                                 try {
283                                         htlist.add(new X509Taf(access,lur));
284                                         access.log(Level.INIT,"Certificate Authorization enabled");
285                                 } catch (SecurityException e) {
286                                         access.log(Level.INIT,"AAFListedCertIdentity cannot be instantiated. Certificate Authorization is now disabled",e);
287                                 } catch (IllegalArgumentException e) {
288                                         access.log(Level.INIT,"AAFListedCertIdentity cannot be instantiated. Certificate Authorization is now disabled",e);
289                                 } catch (CertificateException e) {
290                                         access.log(Level.INIT,"Certificate Authorization failed, it is disabled",e);
291                                 } catch (NoSuchAlgorithmException e) {
292                                         access.log(Level.INIT,"Certificate Authorization failed, wrong Security Algorithm",e);
293                                 }
294                         }
295                 } else {
296                         access.log(Level.INIT,"Certificate Authorization not enabled");
297                 }
298                 
299                 /////////////////////////////////////////////////////
300                 // Configure Basic Auth (local content)
301                 /////////////////////////////////////////////////////
302                 boolean hasOAuthDirectTAF = hasDirect("DirectOAuthTAF", additionalTafLurs);
303                 String basic_realm = logProp(access, BASIC_REALM,null);
304                 String aafCleanup = logProp(access, AAF_USER_EXPIRES,AAF_USER_EXPIRES_DEF); // Default is 10 mins
305                 long userExp = Long.parseLong(aafCleanup);
306                 boolean basic_warn = "TRUE".equals(access.getProperty(BASIC_WARN,"FALSE"));
307
308                 if(!hasDirectAAF) {
309                         HttpTaf aaftaf=null;
310                         if(!hasOAuthDirectTAF) {
311                                 if(basic_realm!=null) {
312                                         @SuppressWarnings("unchecked")
313                                         Class<HttpTaf> obasicCls = (Class<HttpTaf>)loadClass(access,"org.osaaf.cadi.obasic.OBasicHttpTaf");
314                                         if(obasicCls!=null) {
315                                                 try {
316                                                         String tokenurl = logProp(access,Config.AAF_OAUTH2_TOKEN_URL, null);
317                                                         String introspecturl = logProp(access,Config.AAF_OAUTH2_INTROSPECT_URL, null);
318                                                         if(tokenurl==null || introspecturl==null) {
319                                                                 access.log(Level.INIT,"Both tokenurl and introspecturl are required. Oauth Authorization is disabled.");
320                                                         }
321                                                         Constructor<HttpTaf> obasicConst = obasicCls.getConstructor(PropAccess.class,String.class, String.class, String.class);
322                                                         htlist.add(obasicConst.newInstance(access,basic_realm,tokenurl,introspecturl));
323                                                         access.log(Level.INIT,"Oauth supported Basic Authorization is enabled");
324                                                 } catch (NoSuchMethodException | SecurityException | InstantiationException | IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
325                                                 }
326                                         } else if(up!=null) {
327                                                 access.log(Level.INIT,"Basic Authorization is enabled using realm",basic_realm);
328                                                 // Allow warning about insecure channel to be turned off
329                                                 if(!basic_warn)access.log(Level.INIT,"WARNING! The basic_warn property has been set to false.",
330                                                                 " There will be no additional warning if Basic Auth is used on an insecure channel"
331                                                                 );
332                                                 htlist.add(new BasicHttpTaf(access, up, basic_realm, userExp, basic_warn));
333                                                 access.log(Level.INIT,"Basic Authorization is enabled");
334                                         }
335                                 } else {
336                                         access.log(Level.INIT,"Local Basic Authorization is disabled.  Enable by setting basic_realm=<appropriate realm, i.e. my.att.com>");
337                                 }
338                         
339                                 /////////////////////////////////////////////////////
340                                 // Configure AAF Driven Basic Auth
341                                 /////////////////////////////////////////////////////
342                                 if(aafcon==null) {
343                                         access.log(Level.INIT,"AAF Connection (AAFcon) is null.  Cannot create an AAF TAF");
344                                 } else if(aafURL==null) {
345                                         access.log(Level.INIT,"No AAF URL in properties, Cannot create an AAF TAF");
346                                 } else {// There's an AAF_URL... try to configure an AAF 
347                                         String aafTafClassName = logProp(access, AAF_TAF_CLASS,AAF_TAF_CLASS_DEF);
348                                         // Only 2.0 available at this time
349                                         if(AAF_TAF_CLASS_DEF.equals(aafTafClassName)) { 
350                                                 try {
351                                                         Class<?> aafTafClass = loadClass(access,aafTafClassName);
352                                                         if(aafTafClass!=null) {
353                                                                 Constructor<?> cstr = aafTafClass.getConstructor(Connector.class,boolean.class,AbsUserCache.class);
354                                                                 if(cstr!=null) {
355                                                                         if(lur instanceof AbsUserCache) {
356                                                                                 aaftaf = (HttpTaf)cstr.newInstance(aafcon,basic_warn,lur);
357                                                                         } else {
358                                                                                 cstr = aafTafClass.getConstructor(Connector.class,boolean.class);
359                                                                                 if(cstr!=null) {
360                                                                                         aaftaf = (HttpTaf)cstr.newInstance(aafcon,basic_warn);
361                                                                                 }
362                                                                         }
363                                                                         if(aaftaf==null) {
364                                                                                 access.log(Level.INIT,"ERROR! AAF TAF Failed construction.  NOT Configured");
365                                                                         } else {
366                                                                                 access.log(Level.INIT,"AAF TAF Configured to ",aafURL);
367                                                                                 // Note: will add later, after all others configured
368                                                                         }
369                                                                 }
370                                                         } else {
371                                                                 access.log(Level.INIT, "There is no AAF TAF class available: %s. AAF TAF not configured.",aafTafClassName);
372                                                         }
373                                                 } catch(Exception e) {
374                                                         access.log(Level.INIT,"ERROR! AAF TAF Failed construction.  NOT Configured",e);
375                                                 }
376                                         }
377                                 }
378                         }
379                         
380                         /////////////////////////////////////////////////////
381                         // Configure OAuth TAF
382                         /////////////////////////////////////////////////////
383                         if(!hasOAuthDirectTAF) {
384                                 String oauth_token_url = logProp(access,Config.AAF_OAUTH2_TOKEN_URL,null);
385                                 Class<?> oadtClss;
386                                 try {
387                                         oadtClss = Class.forName("org.osaaf.authz.oauth.OAuthDirectTAF");
388                                 } catch (ClassNotFoundException e1) {
389                                         oadtClss = null;
390                                 }
391                                 if(additionalTafLurs!=null && additionalTafLurs.length>0 && (oadtClss!=null && additionalTafLurs[0].getClass().isAssignableFrom(oadtClss))) {
392                                         htlist.add((HttpTaf)additionalTafLurs[0]);
393                                         String array[] = new String[additionalTafLurs.length-1];
394                                         if(array.length>0) {
395                                                 System.arraycopy(htlist, 1, array, 0, array.length);
396                                         }
397                                         additionalTafLurs = array;
398                                         access.log(Level.INIT,"OAuth2 Direct is enabled");
399                                 } else if(oauth_token_url!=null) {
400                                         String oauth_introspect_url = logProp(access,Config.AAF_OAUTH2_INTROSPECT_URL,null);
401                                         @SuppressWarnings("unchecked")
402                                         Class<HttpTaf> oaTCls = (Class<HttpTaf>)loadClass(access,"org.osaaf.cadi.oauth.OAuth2HttpTaf");
403                                         if(oaTCls!=null) {
404                                                 Class<?> oaTTmgrCls = loadClass(access, "org.osaaf.cadi.oauth.TokenMgr");
405                                                 if(oaTTmgrCls!=null) {
406                                                         try {
407                                                                 Method oaTTmgrGI = oaTTmgrCls.getMethod("getInstance",PropAccess.class,String.class,String.class);
408                                                                 Object oaTTmgr = oaTTmgrGI.invoke(null /*this is static method*/,access,oauth_token_url,oauth_introspect_url);
409                                                                 Constructor<HttpTaf> oaTConst = oaTCls.getConstructor(Access.class,oaTTmgrCls);
410                                                                 htlist.add(oaTConst.newInstance(access,oaTTmgr));
411                                                                 access.log(Level.INIT,"OAuth2 TAF is enabled");
412                                                         } catch (NoSuchMethodException | SecurityException | IllegalAccessException | IllegalArgumentException | InvocationTargetException | InstantiationException e) {
413                                                                 access.log(Level.INIT,"OAuth2HttpTaf cannot be instantiated. OAuth2 is disabled",e);
414                                                         }
415                                                 }
416                                         }
417                                 } else {
418                                         access.log(Level.INIT,"OAuth TAF is not configured");
419                                 }
420                         }
421         
422                         /////////////////////////////////////////////////////
423                         // Adding BasicAuth (AAF) last, after other primary Cookie Based
424                         // Needs to be before Cert... see below
425                         /////////////////////////////////////////////////////
426                         if(aaftaf!=null) {
427                                 htlist.add(aaftaf);
428                         }
429                 }       
430
431                 /////////////////////////////////////////////////////
432                 // Any Additional Lurs passed in Constructor
433                 /////////////////////////////////////////////////////
434                 if(additionalTafLurs!=null) {
435                         for(Object additional : additionalTafLurs) {
436                                 if(additional instanceof HttpTaf) {
437                                         htlist.add((HttpTaf)additional);
438                                         access.printf(Level.INIT,"%s Authentication is enabled",additional.getClass().getSimpleName());
439                                 } else if(hasOAuthDirectTAF) {
440                                         Class<?> daupCls;
441                                         try {
442                                                 daupCls = Class.forName("org.onap.aaf.auth.direct.DirectAAFUserPass");
443                                         } catch (ClassNotFoundException e) {
444                                                 daupCls = null;
445                                         }
446                                         if(daupCls != null && additional.getClass().isAssignableFrom(daupCls)) {
447                                                 htlist.add(new BasicHttpTaf(access, (CredVal)additional , basic_realm, userExp, basic_warn));
448                                                 access.printf(Level.INIT,"Direct BasicAuth Authentication is enabled",additional.getClass().getSimpleName());
449                                         }
450                                 }
451                         }
452                 }
453                 
454                 /////////////////////////////////////////////////////
455                 // Create EpiTaf from configured TAFs
456                 /////////////////////////////////////////////////////
457                 if(htlist.size()==1) {
458                         // just return the one
459                         taf = htlist.get(0);
460                 } else {
461                         HttpTaf[] htarray = new HttpTaf[htlist.size()];
462                         htlist.toArray(htarray);
463                         Locator<URI> locator = loadLocator(si, logProp(access, AAF_LOCATE_URL, null));
464                         
465                         taf = new HttpEpiTaf(access,locator, tc, htarray); // ok to pass locator == null
466                         String level = logProp(access, CADI_LOGLEVEL, null);
467                         if(level!=null) {
468                                 access.setLogLevel(Level.valueOf(level));
469                         }
470                 }
471                 
472                 return taf;
473         }
474         
475         public static String logProp(Access access,String tag, String def) {
476                 String rv = access.getProperty(tag, def);
477                 if(rv == null) {
478                         access.log(Level.INIT,tag,"is not set");
479                 } else {
480                         access.log(Level.INIT,tag,"is set to",rv);
481                 }
482                 return rv;
483         }
484         
485         public static Lur configLur(SecurityInfoC<HttpURLConnection> si, Connector con, Object ... additionalTafLurs) throws CadiException {
486                 Access access = si.access;
487                 List<Lur> lurs = new ArrayList<Lur>();
488                 
489                 /////////////////////////////////////////////////////
490                 // Configure a Local Property Based RBAC/LUR
491                 /////////////////////////////////////////////////////
492                 try {
493                         String users = access.getProperty(USERS,null);
494                         String groups = access.getProperty(GROUPS,null);
495
496                         if(groups!=null || users!=null) {
497                                 LocalLur ll;
498                                 lurs.add(ll = new LocalLur(access, users, groups)); // note b64==null is ok.. just means no encryption.
499                                 
500                                 String writeto = access.getProperty(WRITE_TO,null);
501                                 if(writeto!=null) {
502                                         String msg = UsersDump.updateUsers(writeto, ll);
503                                         if(msg!=null) access.log(Level.INIT,"ERROR! Error Updating ",writeto,"with roles and users:",msg);
504                                 }
505                         }
506                 } catch (IOException e) {
507                         throw new CadiException(e);
508                 }
509
510                 /////////////////////////////////////////////////////
511                 // Configure the OAuth Lur (if any)
512                 /////////////////////////////////////////////////////
513                 String token_url = logProp(access,AAF_OAUTH2_TOKEN_URL, null);
514                 String introspect_url = logProp(access,AAF_OAUTH2_INTROSPECT_URL, null);
515                 if(token_url!=null && introspect_url !=null) {
516                         try {
517                                 Class<?> olurCls = loadClass(access, "org.osaaf.cadi.olur.OLur");
518                                 if(olurCls!=null) {
519                                         Constructor<?> olurCnst = olurCls.getConstructor(PropAccess.class,String.class,String.class);
520                                         Lur olur = (Lur)olurCnst.newInstance(access,token_url,introspect_url);
521                                         lurs.add(olur);
522                                         access.log(Level.INIT, "OAuth2 LUR enabled");
523                                 } else {
524                                         access.log(Level.INIT,"AAF/OAuth LUR plugin is not available.");
525                                 }
526                         } catch (NoSuchMethodException| SecurityException | InstantiationException | IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
527                                 access.log(e,"AAF/OAuth LUR could not be constructed with given Constructors.");
528                         } 
529                 } else {
530                         access.log(Level.INIT, "OAuth2 Lur disabled");
531                 }
532
533                 if(con!=null) { // try to reutilize connector
534                         lurs.add(con.newLur());
535                 } else { 
536                         /////////////////////////////////////////////////////
537                         // Configure the AAF Lur (if any)
538                         /////////////////////////////////////////////////////
539                         String aafURL = logProp(access,AAF_URL,null); // Trigger Property
540                         String aaf_env = access.getProperty(AAF_ENV,null);
541                         if(aaf_env == null && aafURL!=null && access instanceof PropAccess) { // set AAF_ENV from AAF_URL
542                                 int ec = aafURL.indexOf("envContext=");
543                                 if(ec>0) {
544                                         ec += 11; // length of envContext=
545                                         int slash = aafURL.indexOf('/', ec);
546                                         if(slash>0) {
547                                                 aaf_env = aafURL.substring(ec, slash);
548                                                 ((PropAccess)access).setProperty(AAF_ENV, aaf_env);
549                                                 access.printf(Level.INIT, "Setting aaf_env to %s from aaf_url value",aaf_env);
550                                         }
551                                 }
552                         }
553
554                         // Don't configure AAF if it is using DirectAccess
555                         if(!hasDirect("DirectAAFLur",additionalTafLurs)) {
556                                 if(aafURL==null) {
557                                         access.log(Level.INIT,"No AAF LUR properties, AAF will not be loaded");
558                                 } else {// There's an AAF_URL... try to configure an AAF
559                                         String aafLurClassStr = logProp(access,AAF_LUR_CLASS,"org.osaaf.cadi.aaf.v2_0.AAFLurPerm");
560                                         ////////////AAF Lur 2.0 /////////////
561                                         if(aafLurClassStr!=null && aafLurClassStr.startsWith("org.osaaf.cadi.aaf.v2_0")) { 
562                                                 try {
563                                                         Object aafcon = loadAAFConnector(si, aafURL);
564                                                         if(aafcon==null) {
565                                                                 access.log(Level.INIT,"AAF LUR class,",aafLurClassStr,"cannot be constructed without valid AAFCon object.");
566                                                         } else {
567                                                                 Class<?> aafAbsAAFCon = loadClass(access, "org.osaaf.cadi.aaf.v2_0.AAFCon");
568                                                                 if(aafAbsAAFCon!=null) {
569                                                                         Method mNewLur = aafAbsAAFCon.getMethod("newLur");
570                                                                         Object aaflur = mNewLur.invoke(aafcon);
571                                 
572                                                                         if(aaflur==null) {
573                                                                                 access.log(Level.INIT,"ERROR! AAF LUR Failed construction.  NOT Configured");
574                                                                         } else {
575                                                                                 access.log(Level.INIT,"AAF LUR Configured to ",aafURL);
576                                                                                 lurs.add((Lur)aaflur);
577                                                                                 String debugIDs = logProp(access,Config.AAF_DEBUG_IDS, null);
578                                                                                 if(debugIDs !=null && aaflur instanceof CachingLur) {
579                                                                                         ((CachingLur<?>)aaflur).setDebug(debugIDs);
580                                                                                 }
581                                                                         }
582                                                                 }
583                                                         }
584                                                 } catch (Exception e) {
585                                                         access.log(e,"AAF LUR class,",aafLurClassStr,"could not be constructed with given Constructors.");
586                                                 }
587                                         } 
588                                 }
589                         }
590                 }
591
592                 /////////////////////////////////////////////////////
593                 // Any Additional passed in Constructor
594                 /////////////////////////////////////////////////////
595                 if(additionalTafLurs!=null) {
596                         for(Object additional : additionalTafLurs) {
597                                 if(additional instanceof Lur) {
598                                         lurs.add((Lur)additional);
599                                         access.log(Level.INIT, additional);
600                                 }
601                         }
602                 }
603
604                 /////////////////////////////////////////////////////
605                 // Return a Lur based on how many there are... 
606                 /////////////////////////////////////////////////////
607                 switch(lurs.size()) {
608                         case 0: 
609                                 access.log(Level.INIT,"WARNING! No CADI LURs configured");
610                                 // Return a NULL Lur that does nothing.
611                                 return new NullLur();
612                         case 1:
613                                 return lurs.get(0); // Only one, just return it, save processing
614                         default:
615                                 // Multiple Lurs, use EpiLUR to handle
616                                 Lur[] la = new Lur[lurs.size()];
617                                 lurs.toArray(la);
618                                 return new EpiLur(la);
619                 }
620         }
621         
622         private static boolean hasDirect(String simpleClassName, Object[] additionalTafLurs) {
623                 if(additionalTafLurs!=null) {
624                         for(Object tf : additionalTafLurs) {
625                                 if(tf.getClass().getSimpleName().equals(simpleClassName)) {
626                                         return true;
627                                 }
628                         }
629                 }
630                 return false;
631         }
632
633         private static final String COM_ATT_CADI_AAF_V2_0_AAF_CON_HTTP = "org.osaaf.cadi.aaf.v2_0.AAFConHttp";
634         public static Object loadAAFConnector(SecurityInfoC<HttpURLConnection> si, String aafURL) {
635                 Access access = si.access;
636                 Object aafcon = null;
637                 Class<?> aafConClass = null;
638
639                 try {
640                         if(aafURL!=null) {
641                                 String aafConnector = access.getProperty(AAF_CONNECTOR_CLASS, COM_ATT_CADI_AAF_V2_0_AAF_CON_HTTP);
642                         if(COM_ATT_CADI_AAF_V2_0_AAF_CON_HTTP.equals(aafConnector)) {
643                                         aafConClass = loadClass(access, COM_ATT_CADI_AAF_V2_0_AAF_CON_HTTP);
644                                         if(aafConClass!=null) {
645                                                 for(Constructor<?> c : aafConClass.getConstructors()) {
646                                                         List<Object> lo = new ArrayList<Object>();
647                                                         for(Class<?> pc : c.getParameterTypes()) {
648                                                                 if(pc.equals(PropAccess.class)) {
649                                                                         lo.add(access);
650                                                                 } else if(pc.equals(Locator.class)) {
651                                                                         lo.add(loadLocator(si, aafURL));
652                                                                 } else {
653                                                                         continue;
654                                                                 }
655                                                         }
656                                                         if(c.getParameterTypes().length!=lo.size()) {
657                                                                 continue; // back to another Constructor
658                                                         } else {
659                                                                 aafcon = c.newInstance(lo.toArray());
660                                                         }
661                                                         break;
662                                                 }
663                                         }
664                                 }
665                                 if(aafcon!=null) {
666                                         String mechid = logProp(access,Config.AAF_APPID, null);
667                                         String pass = access.getProperty(Config.AAF_APPPASS, null);
668                                         if(mechid!=null && pass!=null) {
669                                                 try {
670                                                         Method basicAuth = aafConClass.getMethod("basicAuth", String.class, String.class);
671                                                         basicAuth.invoke(aafcon, mechid,pass);
672                                                 } catch (NoSuchMethodException nsme) {
673                                                         // it's ok, don't use
674                                                 }
675                                         }
676                                 }
677                         }
678                 } catch (Exception e) {
679                         access.log(e,"AAF Connector could not be constructed with given Constructors.");
680                 }
681                 
682                 return aafcon;
683         }
684
685         public static Class<?> loadClass(Access access, String className) {
686                 Class<?> cls=null;
687                 try {
688                         cls = access.classLoader().loadClass(className);
689                 } catch (ClassNotFoundException cnfe) {
690                         try {
691                                 cls = access.getClass().getClassLoader().loadClass(className);
692                         } catch (ClassNotFoundException cnfe2) {
693                                 // just return null
694                         }
695                 }
696                 return cls;
697         }
698
699
700         @SuppressWarnings("unchecked")
701         public static Locator<URI> loadLocator(SecurityInfoC<HttpURLConnection> si, final String _url) {
702                 Access access = si.access;
703                 Locator<URI> locator = null;
704                 if(_url==null) {
705                         access.log(Level.INIT,"No URL passed to 'loadLocator'. Disabled");
706                 } else {
707                         String url = _url, replacement;
708                         int idxAAF_LOCATE_URL;
709                         if((idxAAF_LOCATE_URL=_url.indexOf(AAF_LOCATE_URL_TAG))>0 && ((replacement=access.getProperty(AAF_LOCATE_URL, null))!=null)) {
710                                 url = replacement + "/locate" + _url.substring(idxAAF_LOCATE_URL+AAF_LOCATE_URL_TAG.length());
711                         }
712         
713                         try {
714                                 Class<?> lcls = loadClass(access,"org.onap.aaf.cadi.aaf.v2_0.AAFLocator");
715                                 if(lcls==null) {
716                                         throw new CadiException("Need to include aaf-cadi-aaf jar for AAFLocator");
717                                 }
718                                 // First check for preloaded
719                                 try {
720                                         Method meth = lcls.getMethod("create",String.class);
721                                         locator = (Locator<URI>)meth.invoke(null,url);
722                                 } catch (Exception e) {
723                                         locator = null;
724                                 }
725                                 if(locator==null) {
726                                         URI locatorURI = new URI(url);
727                                         Constructor<?> cnst = lcls.getConstructor(new Class[] {SecurityInfoC.class,URI.class});
728                                         locator = (Locator<URI>)cnst.newInstance(new Object[] {si,locatorURI});
729                                         int port = locatorURI.getPort();
730                                         String portS = port<0?"":(":"+locatorURI.getPort());
731                                         
732                                         access.log(Level.INFO, "AAFLocator enabled using " + locatorURI.getScheme() +"://"+locatorURI.getHost() + portS);
733                                 } else {
734                                         access.log(Level.INFO, "AAFLocator enabled using preloaded " + locator.getClass().getSimpleName());
735                                 }
736                         } catch (InvocationTargetException e) {
737                                 access.log(Level.INIT,e.getTargetException().getMessage(),"AAFLocator for",url,"could not be created.",e);
738                         } catch (Exception e) {
739                                 access.log(Level.INIT,"AAFLocator for",url,"could not be created.",e);
740                         }
741                 }
742                 return locator;
743         }
744
745         // Set by CSP, or is hostname.
746         public static String getDefaultRealm() {
747                 return defaultRealm;
748         }
749
750 }
751