name : parse-nvmf-boot-connections.sh #!/bin/sh # # Supported formats: # nvmf.hostnqn=<hostnqn> # nvmf.hostid=<hostid> # nvmf.discover=<transport>:<traddr>:<host-traddr>:<trsvcid> # # Examples: # nvmf.hostnqn=nqn.2014-08.org.nvmexpress:uuid:37303738-3034-584d-5137-333230423843 # nvmf.discover=rdma:192.168.1.3::4420 # nvme.discover=tcp:192.168.1.3::4420 # nvme.discover=tcp:192.168.1.3 # nvmf.discover=fc:auto # # Note: FC does autodiscovery, so typically there is no need to # specify any discover parameters for FC. # type is_ip >/dev/null 2>&1 || . /lib/net-lib.sh if getargbool 0 rd.nonvmf ; then warn "rd.nonvmf=0: skipping nvmf" return 0 fi initqueue --onetime modprobe --all -b -q nvme nvme_tcp nvme_core nvme_fabrics traddr="none" trtype="none" hosttraddr="none" trsvcid=4420 validate_ip_conn() { if ! getargbool 0 rd.neednet ; then warn "$trtype transport requires rd.neednet=1" return 1 fi local_address=$(ip -o route get to $traddr | sed -n 's/.*src \([0-9a-f.:]*\).*/\1/p') # confirm we got a local IP address if ! is_ip "$local_address" ; then warn "$traddr is an invalid address"; return 1 fi ifname=$(ip -o route get to $local_address | sed -n 's/.*dev \([^ ]*\).*/\1/p') if ip l show "$ifname" >/dev/null 2>&1 ; then warn "invalid network interface $ifname" return 1 fi # confirm there's a route to destination if ip route get "$traddr" >/dev/null 2>&1 ; then warn "no route to $traddr" return 1 fi } parse_nvmf_discover() { OLDIFS="$IFS" IFS=: set $1 IFS="$OLDIFS" case $# in 2) [ -n "$1" ] && trtype=$1 [ -n "$2" ] && traddr=$2 ;; 3) [ -n "$1" ] && trtype=$1 [ -n "$2" ] && traddr=$2 [ -n "$3" ] && hosttraddr=$3 ;; 4) [ -n "$1" ] && trtype=$1 [ -n "$2" ] && traddr=$2 [ -n "$3" ] && hosttraddr=$3 [ -n "$4" ] && trsvcid=$4 ;; *) warn "Invalid arguments for nvmf.discover=$1" return 1 ;; esac if [ "$traddr" = "none" ] ; then warn "traddr is mandatory for $trtype" return 1; fi if [ "$trtype" = "fc" ] ; then if [ "$hosttraddr" = "none" ] ; then warn "host traddr is mandatory for fc" return 1 fi elif [ "$trtype" != "rdma" ] && [ "$trtype" != "tcp" ] ; then warn "unsupported transport $trtype" return 1 fi if [ "$trtype" = "tcp" ]; then validate_ip_conn fi echo "--transport=$trtype --traddr=$traddr --host-traddr=$hosttraddr --trsvcid=$trsvcid" >> /etc/nvme/discovery.conf } nvmf_hostnqn=$(getarg nvmf.hostnqn=) if [ -n "$nvmf_hostnqn" ] ; then echo "$nvmf_hostnqn" > /etc/nvme/hostnqn fi nvmf_hostid=$(getarg nvmf.hostid=) if [ -n "$nvmf_hostid" ] ; then echo "$nvmf_hostid" > /etc/nvme/hostid fi for d in $(getargs nvmf.discover=); do parse_nvmf_discover "$d" done # Host NQN and host id are mandatory for NVMe-oF [ -f "/etc/nvme/hostnqn" ] || exit 0 [ -f "/etc/nvme/hostid" ] || exit 0 if [ -f "/etc/nvme/discovery.conf" ] ; then if [ "$trtype" = "tcp" ] ; then /sbin/initqueue --settled --onetime --unique --name nvme-discover /usr/sbin/nvme connect-all > /tmp/net.$ifname.did-setup else /sbin/initqueue --onetime --unique --name nvme-discover /usr/sbin/nvme connect-all fi else if [ "$trtype" = "tcp" ] ; then /sbin/initqueue --settled --onetime --unique /usr/sbin/nvme connect-all -t tcp -a $traddr -s $trsvcid > /tmp/net.$ifname.did-setup else /sbin/initqueue --finished --onetime --unique --name nvme-fc-autoconnect /sbin/nvmf-autoconnect.sh fi fi