Add LDAP User Accounts in the OpenLDAP Server
Add LDAP User Accounts in the OpenLDAP Server.
| |
| [1] | Add a user. |
# generate encrypted password
[root@dlp ~]#
slappasswd
New password: Re-enter new password: {SSHA}xxxxxxxxxxxxxxxxx
[root@dlp ~]#
vi ldapuser.ldif
# create new
# replace to your own domain name for "dc=***,dc=***" section dn: uid=cent,ou=People,dc=server,dc=world
objectClass: inetOrgPerson
objectClass: posixAccount
objectClass: shadowAccount
cn: Cent
sn: Linux
userPassword: {SSHA}xxxxxxxxxxxxxxxxx
loginShell: /bin/bash
uidNumber: 1000
gidNumber: 1000
homeDirectory: /home/cent
dn: cn=cent,ou=Group,dc=server,dc=world
objectClass: posixGroup
cn: Cent
gidNumber: 1000
memberUid: cent
ldapadd -x -D cn=Manager,dc=server,dc=world -W -f ldapuser.ldif
Enter LDAP Password: adding new entry "uid=cent,ou=People,dc=server,dc=world" adding new entry "cn=cent,ou=Group,dc=server,dc=world" |
| [2] | Add users and groups in local passwd/group to LDAP directory. |
[root@dlp ~]#
vi ldapuser.sh
# extract local users and groups who have 1000-9999 digit UID
# replace "SUFFIX=***" to your own domain name # this is an example #!/bin/bash
SUFFIX='dc=server,dc=world'
LDIF='ldapuser.ldif'
echo -n > $LDIF
GROUP_IDS=()
grep "x:[1-9][0-9][0-9][0-9]:" /etc/passwd | (while read TARGET_USER
do
USER_ID="$(echo "$TARGET_USER" | cut -d':' -f1)"
USER_NAME="$(echo "$TARGET_USER" | cut -d':' -f5 | cut -d' ' -f1,2)"
[ ! "$USER_NAME" ] && USER_NAME="$USER_ID"
LDAP_SN="$(echo "$USER_NAME" | cut -d' ' -f2)"
LASTCHANGE_FLAG="$(grep "${USER_ID}:" /etc/shadow | cut -d':' -f3)"
[ ! "$LASTCHANGE_FLAG" ] && LASTCHANGE_FLAG="0"
SHADOW_FLAG="$(grep "${USER_ID}:" /etc/shadow | cut -d':' -f9)"
[ ! "$SHADOW_FLAG" ] && SHADOW_FLAG="0"
GROUP_ID="$(echo "$TARGET_USER" | cut -d':' -f4)"
[ ! "$(echo "${GROUP_IDS[@]}" | grep "$GROUP_ID")" ] && GROUP_IDS=("${GROUP_IDS[@]}" "$GROUP_ID")
echo "dn: uid=$USER_ID,ou=People,$SUFFIX" >> $LDIF
echo "objectClass: inetOrgPerson" >> $LDIF
echo "objectClass: posixAccount" >> $LDIF
echo "objectClass: shadowAccount" >> $LDIF
echo "sn: $LDAP_SN" >> $LDIF
echo "givenName: $(echo "$USER_NAME" | awk '{print $1}')" >> $LDIF
echo "cn: $USER_NAME" >> $LDIF
echo "displayName: $USER_NAME" >> $LDIF
echo "uidNumber: $(echo "$TARGET_USER" | cut -d':' -f3)" >> $LDIF
echo "gidNumber: $(echo "$TARGET_USER" | cut -d':' -f4)" >> $LDIF
echo "userPassword: {crypt}$(grep "${USER_ID}:" /etc/shadow | cut -d':' -f2)" >> $LDIF
echo "gecos: $USER_NAME" >> $LDIF
echo "loginShell: $(echo "$TARGET_USER" | cut -d':' -f7)" >> $LDIF
echo "homeDirectory: $(echo "$TARGET_USER" | cut -d':' -f6)" >> $LDIF
echo "shadowExpire: $(passwd -S "$USER_ID" | awk '{print $7}')" >> $LDIF
echo "shadowFlag: $SHADOW_FLAG" >> $LDIF
echo "shadowWarning: $(passwd -S "$USER_ID" | awk '{print $6}')" >> $LDIF
echo "shadowMin: $(passwd -S "$USER_ID" | awk '{print $4}')" >> $LDIF
echo "shadowMax: $(passwd -S "$USER_ID" | awk '{print $5}')" >> $LDIF
echo "shadowLastChange: $LASTCHANGE_FLAG" >> $LDIF
echo >> $LDIF
done
for TARGET_GROUP_ID in "${GROUP_IDS[@]}"
do
LDAP_CN="$(grep ":${TARGET_GROUP_ID}:" /etc/group | cut -d':' -f1)"
echo "dn: cn=$LDAP_CN,ou=Group,$SUFFIX" >> $LDIF
echo "objectClass: posixGroup" >> $LDIF
echo "cn: $LDAP_CN" >> $LDIF
echo "gidNumber: $TARGET_GROUP_ID" >> $LDIF
for MEMBER_UID in $(grep ":${TARGET_GROUP_ID}:" /etc/passwd | cut -d':' -f1,3)
do
UID_NUM=$(echo "$MEMBER_UID" | cut -d':' -f2)
[ $UID_NUM -ge 1000 -a $UID_NUM -le 9999 ] && echo "memberUid: $(echo "$MEMBER_UID" | cut -d':' -f1)" >> $LDIF
done
echo >> $LDIF
done
)
sh ldapuser.sh
[root@dlp ~]#
ldapadd -x -D cn=Manager,dc=server,dc=world -W -f ldapuser.ldif
Enter LDAP Password: adding new entry "uid=cent,ou=People,dc=server,dc=world" adding new entry "uid=redhat,ou=People,dc=server,dc=world" adding new entry "uid=ubuntu,ou=People,dc=server,dc=world" adding new entry "uid=debian,ou=People,dc=server,dc=world" adding new entry "cn=cent,ou=Group,dc=server,dc=world" adding new entry "cn=redhat,ou=Group,dc=server,dc=world" adding new entry "cn=ubuntu,ou=Group,dc=server,dc=world" adding new entry "cn=debian,ou=Group,dc=server,dc=world" |
| [3] | If you'd like to delete LDAP User or Group, Do as below. |
| [root@dlp ~]#
ldapdelete -x -W -D 'cn=Manager,dc=server,dc=world' "uid=cent,ou=People,dc=server,dc=world"
Enter LDAP Password: [root@dlp ~]#
ldapdelete -x -W -D 'cn=Manager,dc=server,dc=world' "cn=cent,ou=Group,dc=server,dc=world"
Enter LDAP Password: |
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