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|
/**
* ============LICENSE_START====================================================
* org.onap.aaf
* ===========================================================================
* Copyright (c) 2018 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.onap.aaf.auth.cm.service;
import java.io.IOException;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.nio.ByteBuffer;
import java.security.NoSuchAlgorithmException;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.onap.aaf.auth.cm.AAF_CM;
import org.onap.aaf.auth.cm.ca.CA;
import org.onap.aaf.auth.cm.ca.X509andChain;
import org.onap.aaf.auth.cm.cert.BCFactory;
import org.onap.aaf.auth.cm.cert.CSRMeta;
import org.onap.aaf.auth.cm.data.CertDrop;
import org.onap.aaf.auth.cm.data.CertRenew;
import org.onap.aaf.auth.cm.data.CertReq;
import org.onap.aaf.auth.cm.data.CertResp;
import org.onap.aaf.auth.cm.validation.CertmanValidator;
import org.onap.aaf.auth.dao.CassAccess;
import org.onap.aaf.auth.dao.cass.ArtiDAO;
import org.onap.aaf.auth.dao.cass.CacheInfoDAO;
import org.onap.aaf.auth.dao.cass.CertDAO;
import org.onap.aaf.auth.dao.cass.CertDAO.Data;
import org.onap.aaf.auth.dao.cass.CredDAO;
import org.onap.aaf.auth.dao.cass.HistoryDAO;
import org.onap.aaf.auth.dao.cass.Status;
import org.onap.aaf.auth.dao.hl.Question;
import org.onap.aaf.auth.env.AuthzTrans;
import org.onap.aaf.auth.layer.Result;
import org.onap.aaf.auth.org.Organization;
import org.onap.aaf.auth.org.Organization.Identity;
import org.onap.aaf.auth.org.OrganizationException;
import org.onap.aaf.cadi.Hash;
import org.onap.aaf.cadi.Permission;
import org.onap.aaf.cadi.aaf.AAFPermission;
import org.onap.aaf.cadi.config.Config;
import org.onap.aaf.cadi.configure.Factory;
import org.onap.aaf.cadi.util.FQI;
import org.onap.aaf.misc.env.APIException;
import org.onap.aaf.misc.env.util.Chrono;
public class CMService {
// If we add more CAs, may want to parameterize
private static final int STD_RENEWAL = 30;
private static final int MAX_RENEWAL = 60;
private static final int MIN_RENEWAL = 10;
public static final String REQUEST = "request";
public static final String IGNORE_IPS = "ignoreIPs";
public static final String RENEW = "renew";
public static final String DROP = "drop";
public static final String DOMAIN = "domain";
private static final String CERTMAN = "certman";
private static final String ACCESS = "access";
private static final String[] NO_NOTES = new String[0];
private final Permission root_read_permission;
private final CertDAO certDAO;
private final CredDAO credDAO;
private final ArtiDAO artiDAO;
private AAF_CM certman;
// @SuppressWarnings("unchecked")
public CMService(final AuthzTrans trans, AAF_CM certman) throws APIException, IOException {
// Jonathan 4/2015 SessionFilter unneeded... DataStax already deals with
// Multithreading well
HistoryDAO hd = new HistoryDAO(trans, certman.cluster, CassAccess.KEYSPACE);
CacheInfoDAO cid = new CacheInfoDAO(trans, hd);
certDAO = new CertDAO(trans, hd, cid);
credDAO = new CredDAO(trans, hd, cid);
artiDAO = new ArtiDAO(trans, hd, cid);
this.certman = certman;
root_read_permission=new AAFPermission(
trans.getProperty(Config.AAF_ROOT_NS, Config.AAF_ROOT_NS_DEF),
"access",
"*",
"read"
);
}
public Result<CertResp> requestCert(final AuthzTrans trans, final Result<CertReq> req, final CA ca) {
if (req.isOK()) {
if (req.value.fqdns.isEmpty()) {
return Result.err(Result.ERR_BadData, "No Machines passed in Request");
}
String key = req.value.fqdns.get(0);
// Policy 6: Requester must be granted Change permission in Namespace requested
String mechNS = FQI.reverseDomain(req.value.mechid);
if (mechNS == null) {
return Result.err(Status.ERR_Denied, "%s does not reflect a valid AAF Namespace", req.value.mechid);
}
List<String> notes = null;
List<String> fqdns = new ArrayList<>(req.value.fqdns);
String email = null;
try {
Organization org = trans.org();
boolean ignoreIPs = trans.fish(new AAFPermission(mechNS,CERTMAN, ca.getName(), IGNORE_IPS));
InetAddress primary = null;
// Organize incoming information to get to appropriate Artifact
if (!fqdns.isEmpty()) {
// Accept domain wild cards, but turn into real machines
// Need *domain.com:real.machine.domain.com:san.machine.domain.com:...
if (fqdns.get(0).startsWith("*")) { // Domain set
if (!trans.fish(new AAFPermission(null,ca.getPermType(), ca.getName(), DOMAIN))) {
return Result.err(Result.ERR_Denied,
"Domain based Authorizations (" + fqdns.get(0) + ") requires Exception");
}
// TODO check for Permission in Add Artifact?
String domain = fqdns.get(0).substring(1);
fqdns.remove(0);
if (fqdns.isEmpty()) {
return Result.err(Result.ERR_Denied, "Requests using domain require machine declaration");
}
if (!ignoreIPs) {
InetAddress ia = InetAddress.getByName(fqdns.get(0));
if (ia == null) {
return Result.err(Result.ERR_Denied,
"Request not made from matching IP matching domain");
} else if (ia.getHostName().endsWith(domain)) {
primary = ia;
}
}
} else {
for (String cn : req.value.fqdns) {
if(!ignoreIPs) {
try {
InetAddress[] ias = InetAddress.getAllByName(cn);
Set<String> potentialSanNames = new HashSet<>();
for (InetAddress ia1 : ias) {
InetAddress ia2 = InetAddress.getByAddress(ia1.getAddress());
if (primary == null && ias.length == 1 && trans.ip().equals(ia1.getHostAddress())) {
primary = ia1;
} else if (!cn.equals(ia1.getHostName())
&& !ia2.getHostName().equals(ia2.getHostAddress())) {
potentialSanNames.add(ia1.getHostName());
}
}
} catch (UnknownHostException e1) {
return Result.err(Result.ERR_BadData, "There is no DNS lookup for %s", cn);
}
}
}
}
}
final String host;
if(ignoreIPs) {
host = req.value.fqdns.get(0);
} else if (primary == null) {
return Result.err(Result.ERR_Denied, "Request not made from matching IP (%s)", trans.ip());
} else {
host = primary.getHostAddress();
}
ArtiDAO.Data add = null;
Result<List<ArtiDAO.Data>> ra = artiDAO.read(trans, req.value.mechid, host);
if (ra.isOKhasData()) {
if (add == null) {
add = ra.value.get(0); // single key
}
} else {
ra = artiDAO.read(trans, req.value.mechid, key);
if (ra.isOKhasData()) { // is the Template available?
add = ra.value.get(0);
add.machine = host;
for (String s : fqdns) {
if (!s.equals(add.machine)) {
add.sans(true).add(s);
}
}
Result<ArtiDAO.Data> rc = artiDAO.create(trans, add); // Create new Artifact from Template
if (rc.notOK()) {
return Result.err(rc);
}
} else {
add = ra.value.get(0);
}
}
// Add Artifact listed FQDNs
if (add.sans != null) {
for (String s : add.sans) {
if (!fqdns.contains(s)) {
fqdns.add(s);
}
}
}
// Policy 2: If Config marked as Expired, do not create or renew
Date now = new Date();
if (add.expires != null && now.after(add.expires)) {
return Result.err(Result.ERR_Policy, "Configuration for %s %s is expired %s", add.mechid,
add.machine, Chrono.dateFmt.format(add.expires));
}
// Policy 3: MechID must be current
Identity muser = org.getIdentity(trans, add.mechid);
if (muser == null) {
return Result.err(Result.ERR_Policy, "MechID must exist in %s", org.getName());
}
// Policy 4: Sponsor must be current
Identity ouser = muser.responsibleTo();
if (ouser == null) {
return Result.err(Result.ERR_Policy, "%s does not have a current sponsor at %s", add.mechid,
org.getName());
} else if (!ouser.isFound() || ouser.mayOwn() != null) {
return Result.err(Result.ERR_Policy, "%s reports that %s cannot be responsible for %s",
org.getName(), trans.user());
}
// Set Email from most current Sponsor
email = ouser.email();
// Policy 5: keep Artifact data current
if (!ouser.fullID().equals(add.sponsor)) {
add.sponsor = ouser.fullID();
artiDAO.update(trans, add);
}
// Policy 7: Caller must be the MechID or have specifically delegated
// permissions
if (!(trans.user().equals(req.value.mechid)
|| trans.fish(new AAFPermission(mechNS,CERTMAN, ca.getName(), REQUEST)))) {
return Result.err(Status.ERR_Denied, "%s must have access to modify x509 certs in NS %s",
trans.user(), mechNS);
}
// Make sure Primary is the first in fqdns
if (fqdns.size() > 1) {
for (int i = 0; i < fqdns.size(); ++i) {
if(primary==null) {
trans.error().log("CMService var primary is null");
} else {
String fg = fqdns.get(i);
if (fg!=null && fg.equals(primary.getHostName())) {
if (i != 0) {
String tmp = fqdns.get(0);
fqdns.set(0, primary.getHostName());
fqdns.set(i, tmp);
}
}
}
}
}
} catch (Exception e) {
e.printStackTrace();
trans.error().log(e);
return Result.err(Status.ERR_Denied,
"AppID Sponsorship cannot be determined at this time. Try later.");
}
CSRMeta csrMeta;
try {
csrMeta = BCFactory.createCSRMeta(ca, req.value.mechid, email, fqdns);
X509andChain x509ac = ca.sign(trans, csrMeta);
if (x509ac == null) {
return Result.err(Result.ERR_ActionNotCompleted, "x509 Certificate not signed by CA");
}
trans.info().printf("X509 Subject: %s", x509ac.getX509().getSubjectDN());
X509Certificate x509 = x509ac.getX509();
CertDAO.Data cdd = new CertDAO.Data();
cdd.ca = ca.getName();
cdd.serial = x509.getSerialNumber();
cdd.id = req.value.mechid;
cdd.x500 = x509.getSubjectDN().getName();
cdd.x509 = Factory.toString(trans, x509);
certDAO.create(trans, cdd);
CredDAO.Data crdd = new CredDAO.Data();
crdd.other = Question.random.nextInt();
crdd.cred = getChallenge256SaltedHash(csrMeta.challenge(), crdd.other);
crdd.expires = x509.getNotAfter();
crdd.id = req.value.mechid;
crdd.ns = Question.domain2ns(crdd.id);
crdd.type = CredDAO.CERT_SHA256_RSA;
credDAO.create(trans, crdd);
CertResp cr = new CertResp(trans, ca, x509, csrMeta, x509ac.getTrustChain(), compileNotes(notes));
return Result.ok(cr);
} catch (Exception e) {
trans.error().log(e);
return Result.err(Result.ERR_ActionNotCompleted, e.getMessage());
}
} else {
return Result.err(req);
}
}
public Result<CertResp> renewCert(AuthzTrans trans, Result<CertRenew> renew) {
if (renew.isOK()) {
return Result.err(Result.ERR_NotImplemented, "Not implemented yet");
} else {
return Result.err(renew);
}
}
public Result<Void> dropCert(AuthzTrans trans, Result<CertDrop> drop) {
if (drop.isOK()) {
return Result.err(Result.ERR_NotImplemented, "Not implemented yet");
} else {
return Result.err(drop);
}
}
public Result<List<Data>> readCertsByMechID(AuthzTrans trans, String mechID) {
// Policy 1: To Read, must have NS Read or is Sponsor
String ns = Question.domain2ns(mechID);
try {
if (trans.user().equals(mechID) || trans.fish(new AAFPermission(ns,ACCESS, "*", "read"))
|| (trans.org().validate(trans, Organization.Policy.OWNS_MECHID, null, mechID)) == null) {
return certDAO.readID(trans, mechID);
} else {
return Result.err(Result.ERR_Denied, "%s is not the ID, Sponsor or NS Owner/Admin for %s at %s",
trans.user(), mechID, trans.org().getName());
}
} catch (OrganizationException e) {
return Result.err(e);
}
}
public Result<CertResp> requestPersonalCert(AuthzTrans trans, CA ca) {
if (ca.inPersonalDomains(trans.getUserPrincipal())) {
Organization org = trans.org();
// Policy 1: MechID must be current
Identity ouser;
try {
ouser = org.getIdentity(trans, trans.user());
} catch (OrganizationException e1) {
trans.error().log(e1);
ouser = null;
}
if (ouser == null) {
return Result.err(Result.ERR_Policy, "Requesting User must exist in %s", org.getName());
}
// Set Email from most current Sponsor
CSRMeta csrMeta;
try {
csrMeta = BCFactory.createPersonalCSRMeta(ca, trans.user(), ouser.email());
X509andChain x509ac = ca.sign(trans, csrMeta);
if (x509ac == null) {
return Result.err(Result.ERR_ActionNotCompleted, "x509 Certificate not signed by CA");
}
X509Certificate x509 = x509ac.getX509();
CertDAO.Data cdd = new CertDAO.Data();
cdd.ca = ca.getName();
cdd.serial = x509.getSerialNumber();
cdd.id = trans.user();
cdd.x500 = x509.getSubjectDN().getName();
cdd.x509 = Factory.toString(trans, x509);
certDAO.create(trans, cdd);
CertResp cr = new CertResp(trans, ca, x509, csrMeta, x509ac.getTrustChain(), compileNotes(null));
return Result.ok(cr);
} catch (Exception e) {
trans.error().log(e);
return Result.err(Result.ERR_ActionNotCompleted, e.getMessage());
}
} else {
return Result.err(Result.ERR_Denied, trans.user(), " not supported for CA", ca.getName());
}
}
///////////////
// Artifact
//////////////
public Result<Void> createArtifact(AuthzTrans trans, List<ArtiDAO.Data> list) {
CertmanValidator v = new CertmanValidator().artisRequired(list, 1);
if (v.err()) {
return Result.err(Result.ERR_BadData, v.errs());
}
for (ArtiDAO.Data add : list) {
try {
// Policy 1: MechID must exist in Org
Identity muser = trans.org().getIdentity(trans, add.mechid);
if (muser == null) {
return Result.err(Result.ERR_Denied, "%s is not valid for %s", add.mechid, trans.org().getName());
}
// Policy 2: MechID must have valid Organization Owner
Identity emailUser;
if (muser.isPerson()) {
emailUser = muser;
} else {
Identity ouser = muser.responsibleTo();
if (ouser == null) {
return Result.err(Result.ERR_Denied, "%s is not a valid Sponsor for %s at %s", trans.user(),
add.mechid, trans.org().getName());
}
// Policy 3: Calling ID must be MechID Owner
if (!trans.user().startsWith(ouser.id())) {
return Result.err(Result.ERR_Denied, "%s is not the Sponsor for %s at %s", trans.user(),
add.mechid, trans.org().getName());
}
emailUser = ouser;
}
// Policy 4: Renewal Days are between 10 and 60 (constants, may be
// parameterized)
if (add.renewDays < MIN_RENEWAL) {
add.renewDays = STD_RENEWAL;
} else if (add.renewDays > MAX_RENEWAL) {
add.renewDays = MAX_RENEWAL;
}
// Policy 5: If Notify is blank, set to Owner's Email
if (add.notify == null || add.notify.length() == 0) {
add.notify = "mailto:" + emailUser.email();
}
// Policy 6: Only do Domain by Exception
if (add.machine.startsWith("*")) { // Domain set
CA ca = certman.getCA(add.ca);
if (!trans.fish(new AAFPermission(ca.getPermNS(),ca.getPermType(), add.ca, DOMAIN))) {
return Result.err(Result.ERR_Denied, "Domain Artifacts (%s) requires specific Permission",
add.machine);
}
}
// Set Sponsor from Golden Source
add.sponsor = emailUser.fullID();
} catch (OrganizationException e) {
return Result.err(e);
}
// Add to DB
Result<ArtiDAO.Data> rv = artiDAO.create(trans, add);
// TODO come up with Partial Reporting Scheme, or allow only one at a time.
if (rv.notOK()) {
return Result.err(rv);
}
}
return Result.ok();
}
public Result<List<ArtiDAO.Data>> readArtifacts(AuthzTrans trans, ArtiDAO.Data add) throws OrganizationException {
CertmanValidator v = new CertmanValidator().keys(add);
if (v.err()) {
return Result.err(Result.ERR_BadData, v.errs());
}
Result<List<ArtiDAO.Data>> data = artiDAO.read(trans, add);
if (data.notOKorIsEmpty()) {
return data;
}
add = data.value.get(0);
if (trans.user().equals(add.mechid)
|| trans.fish(root_read_permission,
new AAFPermission(add.ns,ACCESS, "*", "read"),
new AAFPermission(add.ns,CERTMAN, add.ca, "read"),
new AAFPermission(add.ns,CERTMAN, add.ca, "request"))
|| (trans.org().validate(trans, Organization.Policy.OWNS_MECHID, null, add.mechid)) == null) {
return data;
} else {
return Result.err(Result.ERR_Denied,
"%s is not %s, is not the sponsor, and doesn't have delegated permission.", trans.user(),
add.mechid, add.ns + ".certman|" + add.ca + "|read or ...|request"); // note: reason is set by 2nd
// case, if 1st case misses
}
}
public Result<List<ArtiDAO.Data>> readArtifactsByMechID(AuthzTrans trans, String mechid)
throws OrganizationException {
CertmanValidator v = new CertmanValidator();
v.nullOrBlank("mechid", mechid);
if (v.err()) {
return Result.err(Result.ERR_BadData, v.errs());
}
String ns = FQI.reverseDomain(mechid);
String reason;
if (trans.fish(new AAFPermission(ns, ACCESS, "*", "read"))
|| (reason = trans.org().validate(trans, Organization.Policy.OWNS_MECHID, null, mechid)) == null) {
return artiDAO.readByMechID(trans, mechid);
} else {
return Result.err(Result.ERR_Denied, reason); // note: reason is set by 2nd case, if 1st case misses
}
}
public Result<List<ArtiDAO.Data>> readArtifactsByMachine(AuthzTrans trans, String machine) {
CertmanValidator v = new CertmanValidator();
v.nullOrBlank("machine", machine);
if (v.err()) {
return Result.err(Result.ERR_BadData, v.errs());
}
// TODO do some checks?
Result<List<ArtiDAO.Data>> rv = artiDAO.readByMachine(trans, machine);
return rv;
}
public Result<List<ArtiDAO.Data>> readArtifactsByNs(AuthzTrans trans, String ns) {
CertmanValidator v = new CertmanValidator();
v.nullOrBlank("ns", ns);
if (v.err()) {
return Result.err(Result.ERR_BadData, v.errs());
}
// TODO do some checks?
return artiDAO.readByNs(trans, ns);
}
public Result<Void> updateArtifact(AuthzTrans trans, List<ArtiDAO.Data> list) throws OrganizationException {
CertmanValidator v = new CertmanValidator();
v.artisRequired(list, 1);
if (v.err()) {
return Result.err(Result.ERR_BadData, v.errs());
}
// Check if requesting User is Sponsor
// TODO - Shall we do one, or multiples?
for (ArtiDAO.Data add : list) {
// Policy 1: MechID must exist in Org
Identity muser = trans.org().getIdentity(trans, add.mechid);
if (muser == null) {
return Result.err(Result.ERR_Denied, "%s is not valid for %s", add.mechid, trans.org().getName());
}
// Policy 2: MechID must have valid Organization Owner
Identity ouser = muser.responsibleTo();
if (ouser == null) {
return Result.err(Result.ERR_Denied, "%s is not a valid Sponsor for %s at %s", trans.user(), add.mechid,
trans.org().getName());
}
// Policy 3: Renewal Days are between 10 and 60 (constants, may be
// parameterized)
if (add.renewDays < MIN_RENEWAL) {
add.renewDays = STD_RENEWAL;
} else if (add.renewDays > MAX_RENEWAL) {
add.renewDays = MAX_RENEWAL;
}
// Policy 4: Data is always updated with the latest Sponsor
// Add to Sponsor, to make sure we are always up to date.
add.sponsor = ouser.fullID();
// Policy 5: If Notify is blank, set to Owner's Email
if (add.notify == null || add.notify.length() == 0) {
add.notify = "mailto:" + ouser.email();
}
// Policy 6: Only do Domain by Exception
if (add.machine.startsWith("*")) { // Domain set
CA ca = certman.getCA(add.ca);
if (ca == null) {
return Result.err(Result.ERR_BadData, "CA is required in Artifact");
}
if (!trans.fish(new AAFPermission(null,ca.getPermType(), add.ca, DOMAIN))) {
return Result.err(Result.ERR_Denied, "Domain Artifacts (%s) requires specific Permission",
add.machine);
}
}
// Policy 7: only Owner may update info
if (trans.user().startsWith(ouser.id())) {
return artiDAO.update(trans, add);
} else {
return Result.err(Result.ERR_Denied, "%s may not update info for %s", trans.user(), muser.fullID());
}
}
return Result.err(Result.ERR_BadData, "No Artifacts to update");
}
public Result<Void> deleteArtifact(AuthzTrans trans, String mechid, String machine) throws OrganizationException {
CertmanValidator v = new CertmanValidator();
v.nullOrBlank("mechid", mechid).nullOrBlank("machine", machine);
if (v.err()) {
return Result.err(Result.ERR_BadData, v.errs());
}
Result<List<ArtiDAO.Data>> rlad = artiDAO.read(trans, mechid, machine);
if (rlad.notOKorIsEmpty()) {
return Result.err(Result.ERR_NotFound, "Artifact for %s %s does not exist.", mechid, machine);
}
return deleteArtifact(trans, rlad.value.get(0));
}
private Result<Void> deleteArtifact(AuthzTrans trans, ArtiDAO.Data add) throws OrganizationException {
// Policy 1: Record should be delete able only by Existing Sponsor.
String sponsor = null;
Identity muser = trans.org().getIdentity(trans, add.mechid);
if (muser != null) {
Identity ouser = muser.responsibleTo();
if (ouser != null) {
sponsor = ouser.fullID();
}
}
// Policy 1.a: If Sponsorship is deleted in system of Record, then
// accept deletion by sponsor in Artifact Table
if (sponsor == null) {
sponsor = add.sponsor;
}
String ns = FQI.reverseDomain(add.mechid);
if (trans.fish(new AAFPermission(ns,ACCESS, "*", "write")) || trans.user().equals(sponsor)) {
return artiDAO.delete(trans, add, false);
}
return Result.err(Result.ERR_Denied, "%1 is not allowed to delete this item", trans.user());
}
public Result<Void> deleteArtifact(AuthzTrans trans, List<ArtiDAO.Data> list) {
CertmanValidator v = new CertmanValidator().artisRequired(list, 1);
if (v.err()) {
return Result.err(Result.ERR_BadData, v.errs());
}
try {
boolean partial = false;
Result<Void> result = null;
for (ArtiDAO.Data add : list) {
result = deleteArtifact(trans, add);
if (result.notOK()) {
partial = true;
}
}
if (result == null) {
result = Result.err(Result.ERR_BadData, "No Artifacts to delete");
} else if (partial) {
result.partialContent(true);
}
return result;
} catch (Exception e) {
return Result.err(e);
}
}
private String[] compileNotes(List<String> notes) {
String[] rv;
if (notes == null) {
rv = NO_NOTES;
} else {
rv = new String[notes.size()];
notes.toArray(rv);
}
return rv;
}
private ByteBuffer getChallenge256SaltedHash(String challenge, int salt) throws NoSuchAlgorithmException {
ByteBuffer bb = ByteBuffer.allocate(Integer.SIZE + challenge.length());
bb.putInt(salt);
bb.put(challenge.getBytes());
byte[] hash = Hash.hashSHA256(bb.array());
return ByteBuffer.wrap(hash);
}
}
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