smart_user_add.sh

#!/bin/bash
# Adds the given users to LDAP, provided via command line.
# Accepts multiple users.

users=()
passwds=()

for i in "$@"
do
  parsed=(${i//:/ })
  users+=(${parsed[0]})
  passwds+=(${parsed[1]})
done

ldif_file="/tmp/bulk_user.ldif"
dn="cn=admin,dc=csi3670,dc=local"
adminpw="<ENTER YOUR ADMIN PASSWORD>"

i=0
for user in "${users[@]}"; do
  userpw=${passwds[$i]}

  touch $ldif_file

  uid=$(( $i + 1000 ))
  gid=$(( $i + 1000 ))

  echo $uid $gid

  echo "Adding $user to LDAP directory with UID [$uid] and GID [$gid]"

  echo "dn: uid=$user,ou=People,dc=csi3670,dc=local" >> $ldif_file
  echo "objectClass: inetOrgPerson" >> $ldif_file
  echo "objectClass: posixAccount" >> $ldif_file
  echo "objectClass: shadowAccount" >> $ldif_file
  echo "uid: $user" >> $ldif_file
  echo "sn: 1" >> $ldif_file
  echo "givenName: User" >> $ldif_file
  echo "cn: User $i" >> $ldif_file
  echo "displayName: User $i" >> $ldif_file
  echo "uidNumber: $uid" >> $ldif_file
  echo "gidNumber: $gid" >> $ldif_file
  echo "userPassword: $userpw" >> $ldif_file
  echo "gecos: User $i" >> $ldif_file
  echo "loginShell: /bin/bash" >> $ldif_file
  echo "homeDirectory: /home/$user" >> $ldif_file

  cat $ldif_file

  # Add user
  ldapadd -x -D $dn -w $adminpw	 -a -f $ldif_file

  # Clean up
  rm $ldif_file
  i=$(( $i + 1 ))

done

user_add.sh

#!/bin/bash
# Adds a single user to LDAP via cmd line arguments

user=${1}
userpw=${2}

ldif_file="/tmp/bulk_user.ldif"
dn="cn=admin,dc=csi3670,dc=local"
adminpw="<ENTER YOUR ADMIN PASSWORD>"

i=1
touch $ldif_file
uid=$((1000 ))
gid=$((1000 ))

echo $uid $gid

echo "Adding $user to LDAP directory with UID [$uid] and GID [$gid]"

echo "dn: uid=$user,ou=People,dc=csi3670,dc=local" >> $ldif_file
echo "objectClass: inetOrgPerson" >> $ldif_file
echo "objectClass: posixAccount" >> $ldif_file
echo "objectClass: shadowAccount" >> $ldif_file
echo "uid: $user" >> $ldif_file
echo "sn: 1" >> $ldif_file
echo "givenName: User" >> $ldif_file
echo "cn: User $i" >> $ldif_file
echo "displayName: User $i" >> $ldif_file
echo "uidNumber: $uid" >> $ldif_file
echo "gidNumber: $gid" >> $ldif_file
echo "userPassword: $userpw" >> $ldif_file
echo "gecos: User $i" >> $ldif_file
echo "loginShell: /bin/bash" >> $ldif_file
echo "homeDirectory: /home/$user" >> $ldif_file

cat $ldif_file

# Add user
ldapadd -x -D $dn -w $adminpw -a -f $ldif_file

# Clean up
rm $ldif_file