mirror of
https://github.com/freeipa/ansible-freeipa.git
synced 2026-06-10 18:55:53 +00:00
90 lines
2.5 KiB
Bash
Executable File
90 lines
2.5 KiB
Bash
Executable File
#!/bin/bash -eu
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function valid_fqdn()
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{
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local name="${1}"
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[[ "${name}" =~ [[:space:]] ]] && return 1
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[[ "${name}" =~ \. ]] || return 1
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[[ "${name}" =~ \.\. ]] && return 1
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for i in ${name//./ }; do
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[[ "${i}" =~ ^[a-z0-9_/]+$ ]] || return 1
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done
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[[ "${name}" == "localhost.localdomain" ]] && return 1
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return 0
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}
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function valid_ipv4()
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{
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local ip="${1}"
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local rematch="^([0-9]{1,3}\.){3}[0-9]{1,3}$"
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[[ "${ip}" =~ ${rematch} ]] || return 1
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for i in ${ip//./ }; do
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[[ ${i} -le 255 ]] || return 1
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done
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return 0
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}
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HOSTNAME=$(hostname)
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IP=$(hostname -I | cut -d " " -f 1)
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export KRB5CCNAME=ansible_freeipa_cache
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if [ -z "${HOSTNAME}" ] || ! valid_fqdn "${HOSTNAME}" ; then
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echo "ERROR: Got invalid hostname: '${HOSTNAME}'"
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exit 1
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fi
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if [ -z "${IP}" ] || ! valid_ipv4 "${IP}" ; then
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echo "ERROR: Got invalid IPv4 address: '${IP}'"
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exit 1
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fi
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PTR=$(echo "${IP}" | awk -F"." '{print $4}')
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if [ -z "${PTR}" ] || [ -n "${PTR//[0-9]}" ]; then
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echo "ERROR: Failed to get PTR from IPv4 address: '${PTR}'"
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exit 1
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fi
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FORWARDER=$(grep -s -m 1 ^nameserver /etc/resolv.conf.fixnet | cut -d" " -f 2)
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if [ -z "${FORWARDER}" ] || [ "${FORWARDER}" == "127.0.0.1" ]; then
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FORWARDER="8.8.8.8"
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fi
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echo "Fix IPA:"
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echo " HOSTNAME: '${HOSTNAME}'"
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echo " IP: '${IP}'"
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echo " PTR: '${PTR}'"
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echo " FORWARDER: '${FORWARDER}'"
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if ! echo "SomeADMINpassword" | kinit -c "${KRB5CCNAME}" admin >/dev/null
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then
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echo "ERROR: Failed to obtain Kerberos ticket"
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exit 1
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fi
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ZONES=$(ipa dnszone-find --name-from-ip="${HOSTNAME}." --raw --pkey-only \
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| grep "idnsname:" | awk -F": " '{print $2}')
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for zone in ${ZONES}; do
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echo
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if [[ "${zone}" == *".in-addr.arpa."* ]]; then
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echo "Fixing reverse zone ${zone}:"
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OLD_PTR=$(ipa dnsrecord-find "${zone}" --ptr-rec="${HOSTNAME}." \
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--raw | grep "idnsname:" | awk -F": " '{print $2}')
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if [ -z "${OLD_PTR}" ] || [ -n "${OLD_PTR//[0-9]}" ]; then
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echo "ERROR: Failed to get old PTR from '${zone}': '${OLD_PTR}'"
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else
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ipa dnsrecord-mod "${zone}" "${OLD_PTR}" --ptr-rec="${HOSTNAME}." \
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--rename="${PTR}" || true
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fi
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else
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echo "Fixing forward zone ${zone}:"
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ipa dnsrecord-mod test.local "${HOSTNAME%%.*}" --a-rec="$IP" || true
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ipa dnsrecord-mod test.local ipa-ca --a-rec="$IP" || true
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fi
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done
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ipa dnsserver-mod "${HOSTNAME}" --forwarder="${FORWARDER}" || true
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kdestroy -c "${KRB5CCNAME}" -A
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exit 0
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