111 lines
3.8 KiB
Java
111 lines
3.8 KiB
Java
package de.hsadmin.mods.user;
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import javax.persistence.EntityManager;
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import de.hsadmin.core.model.AbstractEntity;
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import de.hsadmin.core.qserv.CompoundProcessor;
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import de.hsadmin.core.qserv.EntityProcessorFactory;
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import de.hsadmin.core.qserv.Processor;
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import de.hsadmin.core.qserv.ShellProcessor;
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/**
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* Factory class which creates Processor instances for dealing with UNIX user
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* accounts.
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*
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* @author mi
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*/
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public class UnixUserProcessorFactory implements EntityProcessorFactory {
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/**
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* @return a Processor which creates a new UNIX user account
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*/
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public <T extends AbstractEntity> Processor createCreateProcessor(EntityManager em,
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T entity) {
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UnixUser user = (UnixUser) entity;
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CompoundProcessor aCP = new CompoundProcessor(new ShellProcessor(
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"newusers", user.getName() + ":" + user.getPassword() + ":"
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+ user.getUserId() + ":" + user.getPac().getName()
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+ ":" + user.getComment() + ":" + user.getHomedir()
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+ ":" + user.getShell() + "\n"));
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appendSetHomeACLProcessor(aCP, user);
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appendSetQuotaProcessor(aCP, user);
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appendMakeMaildirProcessor(aCP, user);
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return aCP;
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}
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/**
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* @return a Processor which updates an existing UNIX user account
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*/
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public <T extends AbstractEntity> Processor createUpdateProcessor(EntityManager em,
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T entity) {
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UnixUser user = (UnixUser) entity;
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CompoundProcessor aCP = new CompoundProcessor(new ShellProcessor(
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"usermod -c '" + user.getComment() + "'" + " -d '"
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+ user.getHomedir() + "'" + " -s '" + user.getShell()
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+ "' " + user.getName()));
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if (user.getPassword() != null && user.getPassword().length() > 0)
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aCP.appendProcessor(new ShellProcessor("chpasswd ", user.getName()
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+ ":" + user.getPassword() + "\n"));
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appendSetQuotaProcessor(aCP, user);
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return aCP;
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}
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/**
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* @return a Processor which deletes an existing UNIX user account
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*/
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public <T extends AbstractEntity> Processor createDeleteProcessor(EntityManager em, T entity) {
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UnixUser user = (UnixUser) entity;
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String uid = user.getName();
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if (uid != null && uid.length() > 4) {
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Processor killProcessesProc = new ShellProcessor("killall -TERM -u " + uid + " && sleep 5 && killall -KILL -u " + uid + " && sleep 5 || true");
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Processor userdelProc = null;
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if (user.isDefaultHomedir()) {
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userdelProc = new ShellProcessor("deluser --remove-home " + uid);
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} else {
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userdelProc = new ShellProcessor("deluser " + uid);
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}
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CompoundProcessor proc = new CompoundProcessor(killProcessesProc, userdelProc);
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proc.appendProcessor(new ShellProcessor("rm -f '/var/spool/cron/crontabs/" + uid + "'"));
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proc.appendProcessor(new ShellProcessor("rm -f '/var/mail/" + uid + "'"));
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return proc;
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}
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return null;
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}
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private void appendSetHomeACLProcessor(CompoundProcessor aCP, UnixUser user) {
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aCP.appendProcessor(new ShellProcessor("chmod 700 " + user.getHomedir()));
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}
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private void appendSetQuotaProcessor(CompoundProcessor aCP, UnixUser user) {
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Integer quotaSoft = user.getQuotaSoftlimit();
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if (quotaSoft == null) {
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quotaSoft = new Integer(0);
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} else {
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quotaSoft = quotaSoft * 1024;
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}
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if (quotaSoft.intValue() == 0) {
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aCP.appendProcessor(new ShellProcessor(
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"setquota -u " + user.getName() + " 0 0 0 0 " + "`df /home/pacs/ | tail -n1 | cut -d' ' -f1`"));
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return;
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}
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Integer quotaHard = user.getQuotaHardlimit();
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if (quotaHard == null) {
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quotaHard = new Integer(0);
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} else {
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quotaHard = quotaHard * 1024;
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}
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aCP.appendProcessor(new ShellProcessor("setquota -u " + user.getName() + " " + quotaSoft + " " + quotaHard
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+ " 0 0 " + "`df /home/pacs/ | tail -n1 | cut -d' ' -f1`"));
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}
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private void appendMakeMaildirProcessor(CompoundProcessor aCP, UnixUser user) {
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aCP.appendProcessor(
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new ShellProcessor(
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"su -l " + user.getName() + " -s \"/bin/bash\" -c \"maildirmake " +
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user.getHomedir() + "/Maildir" +
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"\""
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));
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}
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}
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