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#!/bin/bash
#by doing the below, we are ensuring we are modifying the target system the package is being installed on,
#not the OS running the installer
declare -x dest_vol="${3}"
declare -x dscl="${dest_vol}/usr/bin/dscl"
declare -x dspath="${dest_vol}/var/db/dslocal/nodes/Default/"
declare -x scripts_dir="${1}/Contents/Resources/"
declare -x awk="/usr/bin/awk"
declare -x last_user_id='-1'
declare -x last_group_id='-1'
function idFree() {
declare -a idArray=("${!2}")
for inc in ${idArray[@]}
do
if [ $inc == $1 ]
then
return 1
fi
done
return 0
}
function create_puser () {
"${dscl}" -f "${dspath}" localonly -create /Local/Target/Users/puppet
"${dscl}" -f "${dspath}" localonly -create /Local/Target/Users/puppet UniqueID $1
"${dscl}" -f "${dspath}" localonly -create /Local/Target/Users/puppet PrimaryGroupID $2
}
function create_pgroup () {
"${dscl}" -f "${dspath}" localonly -create /Local/Target/Groups/puppet
"${dscl}" -f "${dspath}" localonly -create /Local/Target/Groups/puppet PrimaryGroupID $1
}
function scan_users () {
UniqueIDS=(`"${dscl}" -f "${dspath}" localonly list /Local/Target/Users UniqueID | $awk '{print $2}'`);
#first just check for UID 52
if idFree '52' UniqueIDS[@]
then
last_user_id='52'
else
for possibleUID in {450..495}
do
if idFree $possibleUID UniqueIDS[@]
then
last_user_id=$possibleUID
#echo $last_good_id
fi
done
fi
}
function scan_groups () {
GroupIDS=(`"${dscl}" -f "${dspath}" localonly list /Local/Target/Groups PrimaryGroupID | $awk '{print $2}'`);
#check for 52 for group, if it's free, take it, don't bother doing the big search
if idFree '52' GroupIDS[@]
then
last_group_id='52'
else
for groupID in {450..495}
do
if idFree $groupID GroupIDS[@]
then
last_group_id=$groupID
fi
done
fi
}
echo "looking for Puppet User"
"${dscl}" -f "${dspath}" localonly -read /Local/Target/Users/puppet
puser_exists=$?
echo "Looking for Puppet Group"
"${dscl}" -f "${dspath}" localonly -read /Local/Target/Groups/puppet
pgroup_exists=$?
# exit status 56 indicates user/group not found
# exit status 0 indicates user/group does exist
if [ $pgroup_exists == '0' ] && [ $puser_exists == '0' ]; then
#Puppet user and group already exist
echo "Puppet User / Group already exist, not adding anything"
#storing the existing UID/GID to set permissions for /var/lib/puppet and /etc/puppet/puppet.conf
last_group_id=`"${dscl}" -f "${dspath}" localonly -read /Local/Target/Groups/puppet PrimaryGroupID | awk '{print $2}'`
last_user_id=`"${dscl}" -f "${dspath}" localonly -read /Local/Target/Users/puppet UniqueID | awk '{print $2}'`
elif [ $pgroup_exists == '0' ] && [ $puser_exists == '56' ]; then
#puppet group exists, but user does not
last_group_id=`"${dscl}" -f "${dspath}" localonly -read /Local/Target/Groups/puppet PrimaryGroupID | awk '{print $2}'`
scan_users
echo "Creating Puppet User (uid: $last_user_id) in existing Puppet Group (gid: $last_group_id)"
create_puser $last_user_id $last_group_id
elif [ $pgroup_exists == '56' ] && [ $puser_exists == '0' ]; then
#puppet user exists, but group does not
last_user_id=`"${dscl}" -f "${dspath}" localonly -read /Local/Target/Users/puppet UniqueID | awk '{print $2}'`
scan_groups
echo "Creating Puppet Group (gid: $last_group_id), Puppet User exists (uid: $last_user_id)"
create_pgroup $last_group_id
elif [ $pgroup_exists == '56' ] && [ $puser_exists == '56' ]; then
scan_users
scan_groups
echo "Creating Puppet User (uid: $last_user_id) in new Puppet Group (gid: $last_group_id)"
create_pgroup $last_group_id
create_puser $last_user_id $last_group_id
else
echo "Something went wrong and user creation will need to be done manually"
fi
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