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/***************************************************************************
* Copyright (C) 2013 by Timothy Pearson *
* [email protected] *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#include <pwd.h>
#include <kapplication.h>
#include <kstartupinfo.h>
#include <kcmdlineargs.h>
#include <kuniqueapplication.h>
#include <kaboutdata.h>
#include <ksimpleconfig.h>
#include <tqdatetime.h>
#include <tqfile.h>
#include <libtdeldap.h>
// FIXME
// Connect this to CMake/Automake
#define KDE_CONFDIR "/etc/trinity"
static const char description[] =
I18N_NOOP("TDE utility for managing a Kerberos realm");
static const char version[] = "v0.0.1";
static const TDECmdLineOptions options[] =
{
{ "forcepwchangenextlogin", I18N_NOOP("Force the user to change password on next login"), 0 },
{ "username <username>", I18N_NOOP("Specifies the user name in the Kerberos realm"), 0 },
{ "password <username>", I18N_NOOP("Sets the password for the specified account to the given value"), 0 },
{ "givenname <first name>", I18N_NOOP("Sets the first name of the specified account to the given value"), 0 },
{ "surname <last name>", I18N_NOOP("Sets the last name of the specified account to the given value"), 0 },
{ "group <groupname>", I18N_NOOP("Sets membership of the specified account in the groups listed on the command line, and revokes membership in any groups not listed. This option may be used multiple times."), 0 },
{ "revokeallgroups", I18N_NOOP("Revokes membership of the specified account for all groups"), 0 },
{ "!+command", I18N_NOOP("The command to execute on the Kerberos realm. Valid commands are: adduser"), 0 },
{ "!+realm", I18N_NOOP("The Kerberos realm on which to execute the specified command. Example: MY.REALM"), 0 },
{ "", I18N_NOOP("This utility will use GSSAPI to connect to the realm controller. You must own an active, valid Kerberos ticket in order to use this utility!"), 0 },
TDECmdLineLastOption // End of options.
};
int main(int argc, char *argv[])
{
TDEAboutData aboutData( "tdeldapmanager", I18N_NOOP("Kerberos Realm Manager"),
version, description, TDEAboutData::License_GPL,
"(c) 2013, Timothy Pearson");
aboutData.addAuthor("Timothy Pearson",0, "[email protected]");
TDECmdLineArgs::init(argc, argv, &aboutData);
TDECmdLineArgs::addCmdLineOptions(options);
KUniqueApplication::addCmdLineOptions();
TDEApplication::disableAutoDcopRegistration();
TDEApplication app(false, false);
TDEStartupInfo::appStarted();
KSimpleConfig systemconfig( TQString::fromLatin1( KDE_CONFDIR "/ldap/ldapconfigrc" ));
//======================================================================================================================================================
//
// Manager code follows
//
//======================================================================================================================================================
// FIXME
// forcepwchangenextlogin not implemented!
TDECmdLineArgs *args = TDECmdLineArgs::parsedArgs();
if (args->count() > 1) {
int retcode;
TQString command = TQString(args->arg(0));
TQString realm = TQString(args->arg(1));
systemconfig.setGroup("LDAPRealm-" + realm);
TQString host = systemconfig.readEntry("admin_server");
LDAPCredentials credentials;
credentials.use_gssapi = true;
LDAPManager ldapmanager(realm, host, &credentials);
if (command == "adduser") {
LDAPUserInfo user;
TQString errorString;
if (ldapmanager.bind(&errorString) != 0) {
printf("[ERROR] Unable to bind to Kerberos realm controller\n\r[ERROR] Detailed debugging information: %s\n\r", errorString.ascii());
return -1;
}
LDAPUserInfoList userInfoList = ldapmanager.users(&retcode);
if (retcode != 0) {
printf("[ERROR] Unable to retrieve list of users from realm controller\n\r");
return -1;
}
LDAPGroupInfoList groupInfoList = ldapmanager.groups(&retcode);
if (retcode != 0) {
printf("[ERROR] Unable to retrieve list of users from realm controller\n\r");
return -1;
}
// Find the next available, reasonable UID
uid_t uid = 100;
LDAPUserInfoList::Iterator it;
for (it = userInfoList.begin(); it != userInfoList.end(); ++it) {
LDAPUserInfo user = *it;
if (user.uid >= uid) {
uid = user.uid + 1;
}
}
user.uid = uid;
// Get user data
user.name = args->getOption("username");
user.new_password = args->getOption("password");
user.givenName = args->getOption("givenname");
user.surName = args->getOption("surname");
// Get list of groups
QCStringList groupList = args->getOptionList("group");
// Try to find a reasonable place to stuff the new entry
// Do any users exist right now?
if (userInfoList.begin() != userInfoList.end()) {
user.distinguishedName = (*userInfoList.begin()).distinguishedName;
int eqpos = user.distinguishedName.find("=")+1;
int cmpos = user.distinguishedName.find(",", eqpos);
user.distinguishedName.remove(eqpos, cmpos-eqpos);
user.distinguishedName.insert(eqpos, user.name);
}
else {
user.distinguishedName = "uid=" + user.name + "," + ldapmanager.basedn();
}
if (ldapmanager.addUserInfo(user) == 0) {
// Modify group(s) as needed
bool revoke_all = args->isSet("revokeallgroups");
if ((groupList.count() > 0) || revoke_all) {
LDAPGroupInfoList groupInfoList = ldapmanager.groups(&retcode);
if (retcode != 0) {
printf("[ERROR] Unable to retrieve list of users from realm controller\n\r");
return -1;
}
LDAPGroupInfoList::Iterator it;
for (it = groupInfoList.begin(); it != groupInfoList.end(); ++it) {
LDAPGroupInfo group = *it;
if ((!revoke_all) && (groupList.contains(group.name.ascii()))) {
// Make sure that we are in this group!
if (!group.userlist.contains(user.distinguishedName)) {
group.userlist.append(user.distinguishedName);
ldapmanager.updateGroupInfo(group);
}
}
else {
// Make sure that we are NOT in this group!
if (group.userlist.contains(user.distinguishedName)) {
group.userlist.remove(user.distinguishedName);
ldapmanager.updateGroupInfo(group);
}
}
}
}
if (user.new_password != "") {
// If a new password was set, use Kerberos to set it on the server
errorString = TQString::null;
if (ldapmanager.setPasswordForUser(user, &errorString) != 0) {
printf("[ERROR] Unable to set password for user\n\r[ERROR] Detailed debugging information: %s\n\r", errorString.ascii());
}
ldapmanager.unbind(true); // Using kadmin on admin users/groups can disrupt our LDAP connection (likely due to the ACL rewrite)
}
}
}
else {
TDECmdLineArgs::usage(i18n("An invalid command was specified"));
return -1;
}
}
else {
if (args->count() > 0) {
TDECmdLineArgs::usage(i18n("No Kerberos realm was specified"));
return -1;
}
else {
TDECmdLineArgs::usage(i18n("No command was specified"));
return -1;
}
}
//======================================================================================================================================================
return 0;
}
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