[HOPSWORKS-2820] Remove any extended attributes from resolv.conf befo…

…re editing it and persist any existing dns configuration (#32)
logicalclocks · Nov 23, 2021 · f4813a6 · f4813a6
1 parent 38e66b8
commit f4813a6
Showing 1 changed file with 4 additions and 5 deletions.
diff --git a/recipes/default.rb b/recipes/default.rb
@@ -153,11 +153,10 @@
                 group 'root'
                 code <<-EOH
                     set -e
-                    cp /etc/resolv.conf /etc/resolv.conf.bak
-                    rm -f /etc/resolv.conf
-                    echo "nameserver #{my_ip}" > /etc/resolv.conf
-                    chmod 644 /etc/resolv.conf
-                    chattr +i /etc/resolv.conf
+                    cp #{effective_resolv_conf} #{effective_resolv_conf}.bak
+                    chattr -i #{effective_resolv_conf}
+                    sed -i 's;^nameserver[[:space:]].*$;nameserver #{my_ip};g' #{effective_resolv_conf}
+                    chattr +i #{effective_resolv_conf}
                 EOH
                 action :nothing
             end