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dracut
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modules.d
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74nvmf
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Filename :
nvmf-autoconnect.sh
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#!/bin/sh # Argument $1 is "settled", "online", or "timeout", indicating # the queue from which the script is called. # In the "timeout" case, try everything. # Otherwise, try options according to the priorities below. [ "$RD_DEBUG" != yes ] || set -x # parse-nvmf-boot-connections.sh creates a "finished" script that # waits for the file /tmp/nvmf.done. # Make sure the file is created when this script has been called once. trap 'echo ok >/tmp/nvmf.done' 0 if [ "$1" = timeout ]; then [ ! -f /sys/class/fc/fc_udev_device/nvme_discovery ] \ || echo add > /sys/class/fc/fc_udev_device/nvme_discovery /usr/sbin/nvme connect-all exit 0 fi NVMF_HOSTNQN_OK= [ ! -f "/etc/nvme/hostnqn" ] || [ ! -f "/etc/nvme/hostid" ] || NVMF_HOSTNQN_OK=1 # Only nvme-cli 2.5 or newer supports the options --nbft and --no-nbft # for the connect-all command. # Make sure we don't use unsupported options with earlier versions. NBFT_SUPPORTED= # shellcheck disable=SC2016 /usr/sbin/nvme connect-all --help 2>&1 | sed -n '/[[:space:]]--nbft[[:space:]]/q1;$q0' \ || NBFT_SUPPORTED=1 if [ -e /tmp/nvmf-fc-auto ] && [ "$NVMF_HOSTNQN_OK" ] \ && [ -f /sys/class/fc/fc_udev_device/nvme_discovery ]; then # prio 1: cmdline override "rd.nvmf.discovery=fc,auto" echo add > /sys/class/fc/fc_udev_device/nvme_discovery exit 0 fi if [ "$NBFT_SUPPORTED" ] && [ -e /tmp/valid_nbft_entry_found ]; then # prio 2: NBFT /usr/sbin/nvme connect-all --nbft exit 0 fi if [ -f /etc/nvme/discovery.conf ] || [ -f /etc/nvme/config.json ] \ && [ "$NVMF_HOSTNQN_OK" ]; then # prio 3: configuration from initrd and/or kernel command line # We can get here even if "rd.nvmf.nonbft" was given, thus use --no-nbft if [ "$NBFT_SUPPORTED" ]; then /usr/sbin/nvme connect-all --no-nbft else /usr/sbin/nvme connect-all fi exit 0 fi if [ "$NVMF_HOSTNQN_OK" ] \ && [ -f /sys/class/fc/fc_udev_device/nvme_discovery ]; then # prio 4: no discovery entries, try NVMeoFC autoconnect echo add > /sys/class/fc/fc_udev_device/nvme_discovery fi exit 0