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 local cf=/etc/yp.conf."$ifname" prefix= x= pid= 13 rm -f "$cf" 14 echo "$signature" > "$cf" 15 if [ -n "$new_nis_domain" ]; then 16 if ! valid_domainname "$new_nis_domain"; then 17 syslog err "Invalid NIS domain name: $new_nis_domain" 18 rm -f "$cf" 19 return 1 20 fi 21 domainname "$new_nis_domain" 22 if [ -n "$new_nis_servers" ]; then 23 prefix="domain $new_nis_domain server " 24 else 25 echo "domain $new_nis_domain broadcast" >> "$cf" 26 fi 27 else 28 prefix="ypserver " 29 fi 30 for x in $new_nis_servers; do 31 echo "$prefix$x" >> "$cf" 32 done 33 save_conf /etc/yp.conf 34 cat "$cf" > /etc/yp.conf 35 rm -f "$cf" 36 pid="$(ypbind_pid)" 37 if [ -n "$pid" ]; then 38 kill -HUP "$pid" 39 fi 40 } 41 42 restore_yp_conf() 43 { 44 [ -n "$old_nis_domain" ] && domainname "" 45 restore_conf /etc/yp.conf || return 0 46 local pid="$(ypbind_pid)" 47 if [ -n "$pid" ]; then 48 kill -HUP "$pid" 49 fi 50 } 51 52 if $if_up; then 53 make_yp_conf 54 elif $if_down; then 55 restore_yp_conf 56 fi 57
