Examples with LdapContext javax.naming.ldap.LdapContext used on opensource projects

Example 6 with LdapContext

use of javax.naming.ldap.LdapContext in project zeppelin by apache.

the class GetUserList method getUserList.

/**
   * function to extract users from LDAP
   */
public List<String> getUserList(JndiLdapRealm r, String searchText) {
    List<String> userList = new ArrayList<>();
    String userDnTemplate = r.getUserDnTemplate();
    String[] userDn = userDnTemplate.split(",", 2);
    String userDnPrefix = userDn[0].split("=")[0];
    String userDnSuffix = userDn[1];
    JndiLdapContextFactory CF = (JndiLdapContextFactory) r.getContextFactory();
    try {
        LdapContext ctx = CF.getSystemLdapContext();
        SearchControls constraints = new SearchControls();
        constraints.setSearchScope(SearchControls.SUBTREE_SCOPE);
        String[] attrIDs = { userDnPrefix };
        constraints.setReturningAttributes(attrIDs);
        NamingEnumeration result = ctx.search(userDnSuffix, "(" + userDnPrefix + "=*" + searchText + "*)", constraints);
        while (result.hasMore()) {
            Attributes attrs = ((SearchResult) result.next()).getAttributes();
            if (attrs.get(userDnPrefix) != null) {
                String currentUser = attrs.get(userDnPrefix).toString();
                userList.add(currentUser.split(":")[1].trim());
            }
        }
    } catch (Exception e) {
        LOG.error("Error retrieving User list from Ldap Realm", e);
    }
    LOG.info("UserList: " + userList);
    return userList;
}

Example 7 with LdapContext

use of javax.naming.ldap.LdapContext in project Openfire by igniterealtime.

the class LdapUserTester method getSample.

/**
     * Returns a list of usernames with a sample of the users found in LDAP.
     *
     * @param maxSample the max size of the sample to return.
     * @return a list of usernames with a sample of the users found in LDAP.
     * @throws NamingException if something goes wrong....
     */
public List<String> getSample(int maxSample) throws NamingException {
    List<String> usernames = new ArrayList<>();
    LdapContext ctx = null;
    try {
        ctx = manager.getContext();
        // Sort on username field.
        Control[] searchControl;
        try {
            searchControl = new Control[] { new SortControl(new String[] { manager.getUsernameField() }, Control.NONCRITICAL) };
        } catch (IOException e) {
            Log.error(e.getMessage(), e);
            return Collections.emptyList();
        }
        ctx.setRequestControls(searchControl);
        // Search for the dn based on the username.
        SearchControls searchControls = new SearchControls();
        // See if recursive searching is enabled. Otherwise, only search one level.
        if (manager.isSubTreeSearch()) {
            searchControls.setSearchScope(SearchControls.SUBTREE_SCOPE);
        } else {
            searchControls.setSearchScope(SearchControls.ONELEVEL_SCOPE);
        }
        searchControls.setReturningAttributes(new String[] { manager.getUsernameField() });
        // Limit results to those we'll need to process
        searchControls.setCountLimit(maxSample);
        String filter = MessageFormat.format(manager.getSearchFilter(), "*");
        NamingEnumeration answer = ctx.search("", filter, searchControls);
        while (answer.hasMoreElements()) {
            // Get the next userID.
            String username = (String) ((SearchResult) answer.next()).getAttributes().get(manager.getUsernameField()).get();
            // Escape username and add to results.
            usernames.add(JID.escapeNode(username));
        }
        // Close the enumeration.
        answer.close();
    } finally {
        try {
            if (ctx != null) {
                ctx.setRequestControls(null);
                ctx.close();
            }
        } catch (Exception ignored) {
        // Ignore.
        }
    }
    return usernames;
}

Example 8 with LdapContext

use of javax.naming.ldap.LdapContext in project Openfire by igniterealtime.

the class LdapManager method retrieveList.

/**
     * Generic routine for retrieving a list of results from the LDAP server.  It's meant to be very
     * flexible so that just about any query for a list of results can make use of it without having
     * to reimplement their own calls to LDAP.  This routine also accounts for sorting settings,
     * paging settings, any other global settings, and alternate DNs.
     *
     * The passed in filter string needs to be pre-prepared!  In other words, nothing will be changed
     * in the string before it is used as a string.
     *
     * @param attribute LDAP attribute to be pulled from each result and placed in the return results.
     *     Typically pulled from this manager.
     * @param searchFilter Filter to use to perform the search.  Typically pulled from this manager.
     * @param startIndex Number/index of first result to include in results.  (-1 for no limit)
     * @param numResults Number of results to include.  (-1 for no limit)
     * @param suffixToTrim An arbitrary string to trim from the end of every attribute returned.  null to disable.
     * @param escapeJIDs Use JID-escaping for returned results (e.g. usernames)
     * @return A simple list of strings (that should be sorted) of the results.
     */
public List<String> retrieveList(String attribute, String searchFilter, int startIndex, int numResults, String suffixToTrim, boolean escapeJIDs) {
    List<String> results = new ArrayList<>();
    int pageSize = -1;
    String pageSizeStr = properties.get("ldap.pagedResultsSize");
    if (pageSizeStr != null) {
        try {
            pageSize = Integer.parseInt(pageSizeStr);
        /* radix -1 is invalid */
        } catch (NumberFormatException e) {
        // poorly formatted number, ignoring
        }
    }
    Boolean clientSideSort = false;
    String clientSideSortStr = properties.get("ldap.clientSideSorting");
    if (clientSideSortStr != null) {
        clientSideSort = Boolean.valueOf(clientSideSortStr);
    }
    LdapContext ctx = null;
    LdapContext ctx2 = null;
    try {
        ctx = getContext(baseDN);
        // Set up request controls, if appropriate.
        List<Control> baseTmpRequestControls = new ArrayList<>();
        if (!clientSideSort) {
            // Server side sort on username field.
            baseTmpRequestControls.add(new SortControl(new String[] { attribute }, Control.NONCRITICAL));
        }
        if (pageSize > 0) {
            // Server side paging.
            baseTmpRequestControls.add(new PagedResultsControl(pageSize, Control.NONCRITICAL));
        }
        Control[] baseRequestControls = baseTmpRequestControls.toArray(new Control[baseTmpRequestControls.size()]);
        ctx.setRequestControls(baseRequestControls);
        SearchControls searchControls = new SearchControls();
        // See if recursive searching is enabled. Otherwise, only search one level.
        if (isSubTreeSearch()) {
            searchControls.setSearchScope(SearchControls.SUBTREE_SCOPE);
        } else {
            searchControls.setSearchScope(SearchControls.ONELEVEL_SCOPE);
        }
        searchControls.setReturningAttributes(new String[] { attribute });
        // If server side sort, we'll skip the initial ones we don't want, and stop when we've hit
        // the amount we do want.
        int skip = -1;
        int lastRes = -1;
        if (!clientSideSort) {
            if (startIndex != -1) {
                skip = startIndex;
            }
            if (numResults != -1) {
                lastRes = startIndex + numResults;
            }
        }
        byte[] cookie;
        int count = 0;
        // Run through all pages of results (one page is also possible  ;)  )
        do {
            cookie = null;
            NamingEnumeration<SearchResult> answer = ctx.search("", searchFilter, searchControls);
            // Examine all of the results on this page
            while (answer.hasMoreElements()) {
                count++;
                if (skip > 0 && count <= skip) {
                    answer.next();
                    continue;
                }
                if (lastRes != -1 && count > lastRes) {
                    answer.next();
                    break;
                }
                // Get the next result.
                String result = (String) answer.next().getAttributes().get(attribute).get();
                // Remove suffixToTrim if set
                if (suffixToTrim != null && suffixToTrim.length() > 0 && result.endsWith(suffixToTrim)) {
                    result = result.substring(0, result.length() - suffixToTrim.length());
                }
                // Add this to the result.
                results.add(escapeJIDs ? JID.escapeNode(result) : result);
            }
            // Examine the paged results control response
            Control[] controls = ctx.getResponseControls();
            if (controls != null) {
                for (Control control : controls) {
                    if (control instanceof PagedResultsResponseControl) {
                        PagedResultsResponseControl prrc = (PagedResultsResponseControl) control;
                        cookie = prrc.getCookie();
                    }
                }
            }
            // Close the enumeration.
            answer.close();
            // Re-activate paged results; affects nothing if no paging support
            List<Control> tmpRequestControls = new ArrayList<>();
            if (!clientSideSort) {
                // Server side sort on username field.
                tmpRequestControls.add(new SortControl(new String[] { attribute }, Control.NONCRITICAL));
            }
            if (pageSize > 0) {
                // Server side paging.
                tmpRequestControls.add(new PagedResultsControl(pageSize, cookie, Control.CRITICAL));
            }
            Control[] requestControls = tmpRequestControls.toArray(new Control[tmpRequestControls.size()]);
            ctx.setRequestControls(requestControls);
        } while (cookie != null && (lastRes == -1 || count <= lastRes));
        // Add groups found in alternate DN
        if (alternateBaseDN != null && (lastRes == -1 || count <= lastRes)) {
            ctx2 = getContext(alternateBaseDN);
            ctx2.setRequestControls(baseRequestControls);
            // Run through all pages of results (one page is also possible  ;)  )
            do {
                cookie = null;
                NamingEnumeration<SearchResult> answer = ctx2.search("", searchFilter, searchControls);
                // Examine all of the results on this page
                while (answer.hasMoreElements()) {
                    count++;
                    if (skip > 0 && count <= skip) {
                        answer.next();
                        continue;
                    }
                    if (lastRes != -1 && count > lastRes) {
                        answer.next();
                        break;
                    }
                    // Get the next result.
                    String result = (String) answer.next().getAttributes().get(attribute).get();
                    // Remove suffixToTrim if set
                    if (suffixToTrim != null && suffixToTrim.length() > 0 && result.endsWith(suffixToTrim)) {
                        result = result.substring(0, result.length() - suffixToTrim.length());
                    }
                    // Add this to the result.
                    results.add(escapeJIDs ? JID.escapeNode(result) : result);
                }
                // Examine the paged results control response
                Control[] controls = ctx2.getResponseControls();
                if (controls != null) {
                    for (Control control : controls) {
                        if (control instanceof PagedResultsResponseControl) {
                            PagedResultsResponseControl prrc = (PagedResultsResponseControl) control;
                            cookie = prrc.getCookie();
                        }
                    }
                }
                // Close the enumeration.
                answer.close();
                // Re-activate paged results; affects nothing if no paging support
                List<Control> tmpRequestControls = new ArrayList<>();
                if (!clientSideSort) {
                    // Server side sort on username field.
                    tmpRequestControls.add(new SortControl(new String[] { attribute }, Control.NONCRITICAL));
                }
                if (pageSize > 0) {
                    // Server side paging.
                    tmpRequestControls.add(new PagedResultsControl(pageSize, cookie, Control.CRITICAL));
                }
                Control[] requestControls = tmpRequestControls.toArray(new Control[tmpRequestControls.size()]);
                ctx2.setRequestControls(requestControls);
            } while (cookie != null && (lastRes == -1 || count <= lastRes));
        }
        // If client-side sorting is enabled, sort and trim.
        if (clientSideSort) {
            Collections.sort(results);
            if (startIndex != -1 || numResults != -1) {
                if (startIndex == -1) {
                    startIndex = 0;
                }
                if (numResults == -1) {
                    numResults = results.size();
                }
                int endIndex = Math.min(startIndex + numResults, results.size() - 1);
                results = results.subList(startIndex, endIndex);
            }
        }
    } catch (Exception e) {
        Log.error(e.getMessage(), e);
    } finally {
        try {
            if (ctx != null) {
                ctx.setRequestControls(null);
                ctx.close();
            }
            if (ctx2 != null) {
                ctx2.setRequestControls(null);
                ctx2.close();
            }
        } catch (Exception ignored) {
        // Ignore.
        }
    }
    return results;
}

Example 9 with LdapContext

use of javax.naming.ldap.LdapContext in project Openfire by igniterealtime.

the class LdapManager method retrieveListCount.

/**
     * Generic routine for retrieving the number of available results from the LDAP server that
     * match the passed search filter.  This routine also accounts for paging settings and
     * alternate DNs.
     *
     * The passed in filter string needs to be pre-prepared!  In other words, nothing will be changed
     * in the string before it is used as a string.
     *
     * @param attribute LDAP attribute to be pulled from each result and used in the query.
     *     Typically pulled from this manager.
     * @param searchFilter Filter to use to perform the search.  Typically pulled from this manager.
     * @return The number of entries that match the filter.
     */
public Integer retrieveListCount(String attribute, String searchFilter) {
    int pageSize = -1;
    String pageSizeStr = properties.get("ldap.pagedResultsSize");
    if (pageSizeStr != null) {
        try {
            pageSize = Integer.parseInt(pageSizeStr);
        /* radix -1 is invalid */
        } catch (NumberFormatException e) {
        // poorly formatted number, ignoring
        }
    }
    LdapContext ctx = null;
    LdapContext ctx2 = null;
    Integer count = 0;
    try {
        ctx = getContext(baseDN);
        // Set up request controls, if appropriate.
        List<Control> baseTmpRequestControls = new ArrayList<>();
        if (pageSize > 0) {
            // Server side paging.
            baseTmpRequestControls.add(new PagedResultsControl(pageSize, Control.NONCRITICAL));
        }
        Control[] baseRequestControls = baseTmpRequestControls.toArray(new Control[baseTmpRequestControls.size()]);
        ctx.setRequestControls(baseRequestControls);
        SearchControls searchControls = new SearchControls();
        // See if recursive searching is enabled. Otherwise, only search one level.
        if (isSubTreeSearch()) {
            searchControls.setSearchScope(SearchControls.SUBTREE_SCOPE);
        } else {
            searchControls.setSearchScope(SearchControls.ONELEVEL_SCOPE);
        }
        searchControls.setReturningAttributes(new String[] { attribute });
        byte[] cookie;
        // Run through all pages of results (one page is also possible  ;)  )
        do {
            cookie = null;
            NamingEnumeration<SearchResult> answer = ctx.search("", searchFilter, searchControls);
            // Examine all of the results on this page
            while (answer.hasMoreElements()) {
                answer.next();
                count++;
            }
            // Examine the paged results control response
            Control[] controls = ctx.getResponseControls();
            if (controls != null) {
                for (Control control : controls) {
                    if (control instanceof PagedResultsResponseControl) {
                        PagedResultsResponseControl prrc = (PagedResultsResponseControl) control;
                        cookie = prrc.getCookie();
                    }
                }
            }
            // Close the enumeration.
            answer.close();
            // Re-activate paged results; affects nothing if no paging support
            List<Control> tmpRequestControls = new ArrayList<>();
            if (pageSize > 0) {
                // Server side paging.
                tmpRequestControls.add(new PagedResultsControl(pageSize, cookie, Control.CRITICAL));
            }
            Control[] requestControls = tmpRequestControls.toArray(new Control[tmpRequestControls.size()]);
            ctx.setRequestControls(requestControls);
        } while (cookie != null);
        // Add groups found in alternate DN
        if (alternateBaseDN != null) {
            ctx2 = getContext(alternateBaseDN);
            ctx2.setRequestControls(baseRequestControls);
            // Run through all pages of results (one page is also possible  ;)  )
            do {
                cookie = null;
                NamingEnumeration<SearchResult> answer = ctx2.search("", searchFilter, searchControls);
                // Examine all of the results on this page
                while (answer.hasMoreElements()) {
                    answer.next();
                    count++;
                }
                // Examine the paged results control response
                Control[] controls = ctx2.getResponseControls();
                if (controls != null) {
                    for (Control control : controls) {
                        if (control instanceof PagedResultsResponseControl) {
                            PagedResultsResponseControl prrc = (PagedResultsResponseControl) control;
                            cookie = prrc.getCookie();
                        }
                    }
                }
                // Close the enumeration.
                answer.close();
                // Re-activate paged results; affects nothing if no paging support
                List<Control> tmpRequestControls = new ArrayList<>();
                if (pageSize > 0) {
                    // Server side paging.
                    tmpRequestControls.add(new PagedResultsControl(pageSize, cookie, Control.CRITICAL));
                }
                Control[] requestControls = tmpRequestControls.toArray(new Control[tmpRequestControls.size()]);
                ctx2.setRequestControls(requestControls);
            } while (cookie != null);
        }
    } catch (Exception e) {
        Log.error(e.getMessage(), e);
    } finally {
        try {
            if (ctx != null) {
                ctx.setRequestControls(null);
                ctx.close();
            }
            if (ctx2 != null) {
                ctx2.setRequestControls(null);
                ctx2.close();
            }
        } catch (Exception ignored) {
        // Ignore.
        }
    }
    return count;
}

Example 10 with LdapContext

use of javax.naming.ldap.LdapContext in project neo4j by neo4j.

the class LdapAuthIT method modifyLDAPAttribute.

private void modifyLDAPAttribute(String username, Object credentials, String attribute, Object value) throws Throwable {
    String principal = String.format("cn=%s,ou=users,dc=example,dc=com", username);
    String principal1 = String.format("cn=%s,ou=users,dc=example,dc=com", username);
    JndiLdapContextFactory contextFactory = new JndiLdapContextFactory();
    contextFactory.setUrl("ldaps://localhost:10636");
    LdapContext ctx = contextFactory.getLdapContext(principal1, credentials);
    ModificationItem[] mods = new ModificationItem[1];
    mods[0] = new ModificationItem(DirContext.REPLACE_ATTRIBUTE, new BasicAttribute(attribute, value));
    // Perform the update
    ctx.modifyAttributes(principal, mods);
    ctx.close();
}