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feat: allows users to have more control on DNS (#9270)

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Signed-off-by: eminaktas <eminaktas34@gmail.com>

Signed-off-by: eminaktas <eminaktas34@gmail.com>
This commit is contained in:
Emin AKTAS
2022-09-23 20:28:26 +03:00
committed by GitHub
parent d387d4811f
commit 9468642269
9 changed files with 45 additions and 12 deletions
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2
roles/kubernetes/preinstall/templates/dhclient_dnsupdate.sh.j2
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@@ -6,7 +6,7 @@
if [ $reason = "BOUND" ]; then
if [ -n "$new_domain_search" -o -n "$new_domain_name_servers" ]; then
RESOLV_CONF=$(cat /etc/resolv.conf | sed -r '/^options (timeout|attempts|ndots).*$/d')
OPTIONS="options timeout:2\noptions attempts:2\noptions ndots:{{ ndots }}"
OPTIONS="options timeout:{{ dns_timeout|default('2') }} attempts:{{ dns_attempts|default('2') }} ndots:{{ ndots }}"
printf "%b\n" "$RESOLV_CONF\n$OPTIONS" > /etc/resolv.conf
fi