Files
ansible-freeipa/infra/image/system-service/fixipaip.sh
Thomas Woerner b128a5cb9f fixipaip infra image service: No need for hard coded admin password
The admin password is not needed for the system service as it running
as root. The use of `-e in_server=true` is sufficient for all ipa calls.
2024-10-11 15:50:09 +02:00

86 lines
2.5 KiB
Bash
Executable File

#!/bin/bash -eu
function valid_fqdn()
{
local name="${1}"
[[ "${name}" =~ [[:space:]] ]] && return 1
[[ "${name}" =~ \. ]] || return 1
[[ "${name}" =~ \.\. ]] && return 1
for i in ${name//./ }; do
[[ "${i}" =~ ^[a-z0-9_/]+$ ]] || return 1
done
[[ "${name}" == "localhost.localdomain" ]] && return 1
return 0
}
function valid_ipv4()
{
local ip="${1}"
local rematch="^([0-9]{1,3}\.){3}[0-9]{1,3}$"
[[ "${ip}" =~ ${rematch} ]] || return 1
for i in ${ip//./ }; do
[[ ${i} -le 255 ]] || return 1
done
return 0
}
HOSTNAME=$(hostname)
IP=$(hostname -I | cut -d " " -f 1)
export KRB5CCNAME=ansible_freeipa_cache
if [ -z "${HOSTNAME}" ] || ! valid_fqdn "${HOSTNAME}" ; then
echo "ERROR: Got invalid hostname: '${HOSTNAME}'"
exit 1
fi
if [ -z "${IP}" ] || ! valid_ipv4 "${IP}" ; then
echo "ERROR: Got invalid IPv4 address: '${IP}'"
exit 1
fi
PTR=$(echo "${IP}" | awk -F"." '{print $4}')
if [ -z "${PTR}" ] || [ -n "${PTR//[0-9]}" ]; then
echo "ERROR: Failed to get PTR from IPv4 address: '${PTR}'"
exit 1
fi
FORWARDER=$(grep -s -m 1 ^nameserver /etc/resolv.conf.fixnet | cut -d" " -f 2)
if [ -z "${FORWARDER}" ] || [ "${FORWARDER}" == "127.0.0.1" ]; then
FORWARDER="8.8.8.8"
fi
echo "Fix IPA:"
echo " HOSTNAME: '${HOSTNAME}'"
echo " IP: '${IP}'"
echo " PTR: '${PTR}'"
echo " FORWARDER: '${FORWARDER}'"
ZONES=$(ipa -e in_server=true dnszone-find --name-from-ip="${HOSTNAME}." \
--raw --pkey-only | grep "idnsname:" | awk -F": " '{print $2}')
for zone in ${ZONES}; do
echo
if [[ "${zone}" == *".in-addr.arpa."* ]]; then
echo "Fixing reverse zone ${zone}:"
OLD_PTR=$(ipa -e in_server=true dnsrecord-find "${zone}" \
--ptr-rec="${HOSTNAME}." --raw | grep "idnsname:" | \
awk -F": " '{print $2}')
if [ -z "${OLD_PTR}" ] || [ -n "${OLD_PTR//[0-9]}" ]; then
echo "ERROR: Failed to get old PTR from '${zone}': '${OLD_PTR}'"
else
ipa -e in_server=true dnsrecord-mod "${zone}" "${OLD_PTR}" \
--ptr-rec="${HOSTNAME}." --rename="${PTR}" || true
fi
else
echo "Fixing forward zone ${zone}:"
ipa -e in_server=true dnsrecord-mod test.local "${HOSTNAME%%.*}" \
--a-rec="$IP" || true
ipa -e in_server=true dnsrecord-mod test.local ipa-ca \
--a-rec="$IP" || true
fi
done
ipa -e in_server=true dnsserver-mod "${HOSTNAME}" \
--forwarder="${FORWARDER}" || true
exit 0