# NFS filesystem mounting -*- shell-script -*- # FIXME This needs error checking retry_nr=0 # parse nfs bootargs and mount nfs do_nfsmount() { configure_networking # get nfs root from dhcp if [ "x${NFSROOT}" = "xauto" ]; then # check if server ip is part of dhcp root-path if [ "${ROOTPATH#*:}" = "${ROOTPATH}" ]; then NFSROOT=${ROOTSERVER}:${ROOTPATH} else NFSROOT=${ROOTPATH} fi # nfsroot=[:][,] elif [ -n "${NFSROOT}" ]; then # nfs options are an optional arg if [ "${NFSROOT#*,}" != "${NFSROOT}" ]; then NFSOPTS="-o ${NFSROOT#*,}" fi NFSROOT=${NFSROOT%%,*} if [ "${NFSROOT#*:}" = "$NFSROOT" ]; then NFSROOT=${ROOTSERVER}:${NFSROOT} fi fi if [ -z "${NFSOPTS}" ]; then NFSOPTS="-o retrans=10" fi [ "$quiet" != "y" ] && log_begin_msg "Running /scripts/nfs-premount" run_scripts /scripts/nfs-premount [ "$quiet" != "y" ] && log_end_msg if [ ${readonly} = y ]; then roflag="-o ro" else roflag="-o rw" fi nfsmount -o nolock ${roflag} ${NFSOPTS} ${NFSROOT} ${rootmnt} } # NFS root mounting mountroot() { [ "$quiet" != "y" ] && log_begin_msg "Running /scripts/nfs-top" run_scripts /scripts/nfs-top [ "$quiet" != "y" ] && log_end_msg modprobe nfs # For DHCP modprobe af_packet wait_for_udev 10 # Default delay is around 180s # FIXME: add usplash_write info if [ -z "${ROOTDELAY}" ]; then delay=180 else delay=${ROOTDELAY} fi # loop until nfsmount succeds while [ ${retry_nr} -lt ${delay} ] && [ ! -e ${rootmnt}${init} ]; do [ ${retry_nr} -gt 0 ] && \ [ "$quiet" != "y" ] && log_begin_msg "Retrying nfs mount" do_nfsmount retry_nr=$(( ${retry_nr} + 1 )) [ ! -e ${rootmnt}${init} ] && /bin/sleep 1 [ ${retry_nr} -gt 0 ] && [ "$quiet" != "y" ] && log_end_msg done [ "$quiet" != "y" ] && log_begin_msg "Running /scripts/nfs-bottom" run_scripts /scripts/nfs-bottom [ "$quiet" != "y" ] && log_end_msg }