Examples with Attributes javax.naming.directory.Attributes used on opensource projects

Example 56 with Attributes

use of javax.naming.directory.Attributes in project bookkeeper by apache.

the class DNS method reverseDns.

/**
 * Returns the hostname associated with the specified IP address by the
 * provided nameserver.
 * <p/>
 * Loopback addresses
 *
 * @param hostIp The address to reverse lookup
 * @param ns     The host name of a reachable DNS server
 * @return The host name associated with the provided IP
 * @throws NamingException If a NamingException is encountered
 */
public static String reverseDns(InetAddress hostIp, String ns) throws NamingException {
    // 
    // Builds the reverse IP lookup form
    // This is formed by reversing the IP numbers and appending in-addr.arpa
    // 
    String[] parts = hostIp.getHostAddress().split("\\.");
    if (parts.length != 4) {
        // Not proper address. May be IPv6
        throw new NamingException("IPV6");
    }
    String reverseIP = parts[3] + "." + parts[2] + "." + parts[1] + "." + parts[0] + ".in-addr.arpa";
    DirContext ictx = new InitialDirContext();
    Attributes attribute;
    try {
        attribute = ictx.getAttributes(// Use "dns:///" if the default
        "dns://" + ((ns == null) ? "" : ns) + // nameserver is to be used
        "/" + reverseIP, new String[] { "PTR" });
    } finally {
        ictx.close();
    }
    if (null == attribute) {
        throw new NamingException("No attribute is found");
    }
    Attribute ptrAttr = attribute.get("PTR");
    if (null == ptrAttr) {
        throw new NamingException("No PTR attribute is found");
    }
    if (null == ptrAttr.get()) {
        throw new NamingException("PTR attribute value is null");
    }
    return ptrAttr.get().toString();
}

Example 57 with Attributes

use of javax.naming.directory.Attributes in project mssql-jdbc by Microsoft.

the class DNSUtilities method findSrvRecords.

/**
 * Find all SRV Record using DNS.
 *
 * @param dnsSrvRecordToFind
 *            the DNS record, for instance: _ldap._tcp.dc._msdcs.DOMAIN.COM to find all LDAP servers in DOMAIN.COM
 * @return the collection of records with facilities to find the best candidate
 * @throws NamingException
 *             if DNS is not available
 */
public static Set<DNSRecordSRV> findSrvRecords(final String dnsSrvRecordToFind) throws NamingException {
    Hashtable<Object, Object> env = new Hashtable<>();
    env.put("java.naming.factory.initial", "com.sun.jndi.dns.DnsContextFactory");
    env.put("java.naming.provider.url", "dns:");
    DirContext ctx = new InitialDirContext(env);
    Attributes attrs = ctx.getAttributes(dnsSrvRecordToFind, new String[] { "SRV" });
    NamingEnumeration<? extends Attribute> allServers = attrs.getAll();
    TreeSet<DNSRecordSRV> records = new TreeSet<>();
    while (allServers.hasMoreElements()) {
        Attribute a = allServers.nextElement();
        NamingEnumeration<?> srvRecord = a.getAll();
        while (srvRecord.hasMore()) {
            final String record = String.valueOf(srvRecord.nextElement());
            try {
                DNSRecordSRV rec = DNSRecordSRV.parseFromDNSRecord(record);
                if (rec != null) {
                    records.add(rec);
                }
            } catch (IllegalArgumentException errorParsingRecord) {
                if (LOG.isLoggable(DNS_ERR_LOG_LEVEL)) {
                    LOG.log(DNS_ERR_LOG_LEVEL, String.format("Failed to parse SRV DNS Record: '%s'", record), errorParsingRecord);
                }
            }
        }
        srvRecord.close();
    }
    allServers.close();
    return records;
}

Example 58 with Attributes

use of javax.naming.directory.Attributes in project bw-calendar-engine by Bedework.

the class CardDAVDirImpl method getGroups.

/* Return all groups for principal == null or all groups for which principal
   * is a member
   *
   */
private Collection<BwGroup> getGroups(final DirConfigProperties dirProps, final BwPrincipal principal) throws CalFacadeException {
    LdapConfigProperties props = (LdapConfigProperties) dirProps;
    InitialLdapContext ctx = null;
    String member = null;
    if (principal != null) {
        if (principal.getKind() == WhoDefs.whoTypeUser) {
            member = getUserEntryValue(props, principal);
        } else if (principal.getKind() == WhoDefs.whoTypeGroup) {
            member = getGroupEntryValue(props, principal);
        }
    }
    try {
        ctx = createLdapInitContext(props);
        BasicAttributes matchAttrs = new BasicAttributes(true);
        if (member != null) {
            matchAttrs.put(props.getGroupMemberAttr(), member);
        }
        String[] idAttr = { props.getGroupIdAttr() };
        ArrayList<BwGroup> groups = new ArrayList<BwGroup>();
        NamingEnumeration response = ctx.search(props.getGroupContextDn(), matchAttrs, idAttr);
        while (response.hasMore()) {
            SearchResult sr = (SearchResult) response.next();
            Attributes attrs = sr.getAttributes();
            Attribute nmAttr = attrs.get(props.getGroupIdAttr());
            if (nmAttr.size() != 1) {
                throw new CalFacadeException("org.bedework.ldap.groups.multiple.result");
            }
            BwGroup group = new BwGroup();
            group.setAccount(nmAttr.get(0).toString());
            group.setPrincipalRef(makePrincipalUri(group.getAccount(), WhoDefs.whoTypeGroup));
            groups.add(group);
        }
        return groups;
    } catch (Throwable t) {
        if (debug) {
            error(t);
        }
        throw new CalFacadeException(t);
    } finally {
        // Close the context to release the connection
        if (ctx != null) {
            closeContext(ctx);
        }
    }
}

Example 59 with Attributes

use of javax.naming.directory.Attributes in project bw-calendar-engine by Bedework.

the class CardDAVDirImpl method getGroupMembers.

/* Find members for given group
   *
   */
private void getGroupMembers(final DirConfigProperties dirProps, final BwGroup group) throws CalFacadeException {
    LdapConfigProperties props = (LdapConfigProperties) dirProps;
    InitialLdapContext ctx = null;
    try {
        ctx = createLdapInitContext(props);
        BasicAttributes matchAttrs = new BasicAttributes(true);
        matchAttrs.put(props.getGroupIdAttr(), group.getAccount());
        String[] memberAttr = { props.getGroupMemberAttr() };
        ArrayList<String> mbrs = null;
        boolean beenHere = false;
        NamingEnumeration response = ctx.search(props.getGroupContextDn(), matchAttrs, memberAttr);
        while (response.hasMore()) {
            SearchResult sr = (SearchResult) response.next();
            Attributes attrs = sr.getAttributes();
            if (beenHere) {
                throw new CalFacadeException("org.bedework.ldap.groups.multiple.result");
            }
            beenHere = true;
            Attribute membersAttr = attrs.get(props.getGroupMemberAttr());
            mbrs = new ArrayList<String>();
            for (int m = 0; m < membersAttr.size(); m++) {
                mbrs.add(membersAttr.get(m).toString());
            }
        }
        // LDAP We need a way to search recursively for groups.
        /* Search for each user in the group */
        String memberContext = props.getGroupMemberContextDn();
        String memberSearchAttr = props.getGroupMemberSearchAttr();
        String[] idAttr = { props.getGroupMemberUserIdAttr(), props.getGroupMemberGroupIdAttr(), "objectclass" };
        for (String mbr : mbrs) {
            if (memberContext != null) {
                matchAttrs = new BasicAttributes(true);
                matchAttrs.put(memberSearchAttr, mbr);
                response = ctx.search(memberContext, matchAttrs, idAttr);
            } else {
                response = ctx.search(memberContext, null, idAttr);
            }
            if (response.hasMore()) {
                SearchResult sr = (SearchResult) response.next();
                Attributes attrs = sr.getAttributes();
                Attribute ocsAttr = attrs.get("objectclass");
                String userOc = props.getUserObjectClass();
                String groupOc = props.getGroupObjectClass();
                boolean isGroup = false;
                for (int oci = 0; oci < ocsAttr.size(); oci++) {
                    String oc = ocsAttr.get(oci).toString();
                    if (userOc.equals(oc)) {
                        break;
                    }
                    if (groupOc.equals(oc)) {
                        isGroup = true;
                        break;
                    }
                }
                BwPrincipal p = null;
                Attribute attr;
                if (isGroup) {
                    p = BwPrincipal.makeGroupPrincipal();
                    attr = attrs.get(props.getGroupMemberGroupIdAttr());
                } else {
                    p = BwPrincipal.makeUserPrincipal();
                    attr = attrs.get(props.getGroupMemberUserIdAttr());
                }
                if (attr.size() != 1) {
                    throw new CalFacadeException("org.bedework.ldap.groups.multiple.result");
                }
                p.setAccount(attr.get(0).toString());
                p.setPrincipalRef(makePrincipalUri(p.getAccount(), p.getKind()));
                group.addGroupMember(p);
            }
        }
    } catch (Throwable t) {
        if (debug) {
            error(t);
        }
        throw new CalFacadeException(t);
    } finally {
        // Close the context to release the connection
        if (ctx != null) {
            closeContext(ctx);
        }
    }
    for (BwGroup g : group.getGroups()) {
        getGroupMembers(props, g);
    }
}

Example 60 with Attributes

use of javax.naming.directory.Attributes in project bw-calendar-engine by Bedework.

the class UserGroupsLdapImpl method getGroups.

/* Return all groups for principal == null or all groups for which principal
   * is a member
   *
   */
private Collection<BwGroup> getGroups(final DirConfigProperties dirProps, final BwPrincipal principal) throws CalFacadeException {
    final ArrayList<BwGroup> groups = new ArrayList<>();
    final LdapConfigProperties props = (LdapConfigProperties) dirProps;
    if (props.getGroupMemberAttr() == null) {
        warn("No group member attribute set - assuming no groups");
        return groups;
    }
    InitialLdapContext ctx = null;
    String member = null;
    if (principal != null) {
        if (principal.getKind() == WhoDefs.whoTypeUser) {
            member = getUserEntryValue(props, principal);
        } else if (principal.getKind() == WhoDefs.whoTypeGroup) {
            member = getGroupEntryValue(props, principal);
        }
    }
    try {
        try {
            ctx = createLdapInitContext(props);
        } catch (final Throwable t) {
            warn("*******************************************");
            warn("No group information available");
            error(t);
            return groups;
        }
        final BasicAttributes matchAttrs = new BasicAttributes(true);
        if (member != null) {
            matchAttrs.put(props.getGroupMemberAttr(), member);
        }
        final String[] idAttr = { props.getGroupIdAttr() };
        final NamingEnumeration response = ctx.search(props.getGroupContextDn(), matchAttrs, idAttr);
        while (response.hasMore()) {
            final SearchResult sr = (SearchResult) response.next();
            final Attributes attrs = sr.getAttributes();
            final Attribute nmAttr = attrs.get(props.getGroupIdAttr());
            if (nmAttr.size() != 1) {
                throw new CalFacadeException("org.bedework.ldap.groups.multiple.result");
            }
            final BwGroup group = new BwGroup();
            group.setAccount(nmAttr.get(0).toString());
            group.setPrincipalRef(makePrincipalUri(group.getAccount(), WhoDefs.whoTypeGroup));
            groups.add(group);
        }
        return groups;
    } catch (final Throwable t) {
        if (debug) {
            error(t);
        }
        throw new CalFacadeException(t);
    } finally {
        // Close the context to release the connection
        if (ctx != null) {
            closeContext(ctx);
        }
    }
}