contrib/dhcpcd/hooks/50-yp.conf

   1 # Sample dhcpcd hook for ypbind
   2 # This script is only suitable for the Linux version.
   3
   4 ypbind_pid()
   5 {
   6         [ -s /var/run/ypbind.pid ] && cat /var/run/ypbind.pid
   7 }
   8
   9 make_yp_conf()
  10 {
  11         [ -z "$new_nis_domain" -a -z "$new_nis_servers" ] && return 0
  12         cf=/etc/yp.conf."$ifname"
  13         rm -f "$cf"
  14         echo "$signature" > "$cf"
  15         prefix=
  16         if [ -n "$new_nis_domain" ]; then
  17                 if ! valid_domainname "$new_nis_domain"; then
  18                         syslog err "Invalid NIS domain name: $new_nis_domain"
  19                         rm -f "$cf"
  20                         return 1
  21                 fi
  22                 domainname "$new_nis_domain"
  23                 if [ -n "$new_nis_servers" ]; then
  24                         prefix="domain $new_nis_domain server "
  25                 else
  26                         echo "domain $new_nis_domain broadcast" >> "$cf"
  27                 fi
  28         else
  29                 prefix="ypserver "
  30         fi
  31         for x in $new_nis_servers; do
  32                 echo "$prefix$x" >> "$cf"
  33         done
  34         save_conf /etc/yp.conf
  35         cat "$cf" > /etc/yp.conf
  36         rm -f "$cf"
  37         pid="$(ypbind_pid)"
  38         if [ -n "$pid" ]; then
  39                 kill -HUP "$pid"
  40         fi
  41 }
  42
  43 restore_yp_conf()
  44 {
  45         [ -n "$old_nis_domain" ] && domainname ""
  46         restore_conf /etc/yp.conf || return 0
  47         pid="$(ypbind_pid)"
  48         if [ -n "$pid" ]; then
  49                 kill -HUP "$pid"
  50         fi
  51 }
  52
  53 if $if_up; then
  54         make_yp_conf
  55 elif $if_down; then
  56         restore_yp_conf
  57 fi