#!/bin/bash # fetch-kickstart-net - fetch kickstart file from the network. # runs from the "initqueue/online" hook whenever a net interface comes online # initqueue/online hook passes interface name as $1 netif="$1" # we already processed the kickstart - exit [ -e /tmp/ks.cfg.done ] && return 0 # no kickstart requested - exit [ -n "$kickstart" ] || return 0 # user requested a specific device, but this isn't it - exit [ -n "$ksdevice" ] && [ "$ksdevice" != "$netif" ] && return 0 command -v getarg >/dev/null || . /lib/dracut-lib.sh . /lib/url-lib.sh . /lib/anaconda-lib.sh if [ "$kickstart" = "nfs:auto" ]; then # construct kickstart URL from dhcp info # server is next_server, or the dhcp server itself if missing . /tmp/net.$netif.dhcpopts server="${new_next_server:-$new_dhcp_server_identifier}" # filename is dhcp 'filename' option, or '/kickstart/' if missing filename="/kickstart/" # read the dhcp lease file and see if we can find 'filename' { while read line; do val="${line#filename }" if [ "$val" != "$line" ]; then eval "filename=$val" # drop quoting and semicolon fi done } < /tmp/net.$netif.lease kickstart="nfs:$server:$filename" fi # NFS kickstart URLs that end in '/' get '$IP_ADDR-kickstart' appended case "$kickstart" in nfs*/) kickstart="${kickstart}${new_ip_address}-kickstart" ;; esac info "anaconda fetching kickstart from $kickstart" if fetch_url "$kickstart" /tmp/ks.cfg; then parse_kickstart /tmp/ks.cfg run_kickstart else warn "failed to fetch kickstart from $kickstart" fi