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mkresolvconf: avoid duplicate nameservers

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This commit is contained in:
Kilian Cavalotti
2017-12-18 17:15:01 -08:00
parent e2467dbf38
commit d743b26b29
1 changed files with 2 additions and 1 deletions
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3
xCAT/postscripts/mkresolvconf
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@ -27,7 +27,8 @@ if [ -n "$master" ] && [ -n "$domain" ]; then
echo "search $domain" >$conf_file
if [[ "$nameservers" != "" ]]; then
for ns in ${nameservers//,/ }; do
echo "nameserver ${ns/<xcatmaster>/$master}" >>$conf_file
grep -q $ns $conf_file || \
echo "nameserver ${ns/<xcatmaster>/$master}" >>$conf_file
done
else
echo "nameserver $master" >>$conf_file