94 lines
2.8 KiB
Bash
94 lines
2.8 KiB
Bash
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#!/bin/bash
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# fetch-kickstart-net - fetch kickstart file from the network.
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# runs from the "initqueue/online" hook whenever a net interface comes online
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# initqueue/online hook passes interface name as $1
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netif="$1"
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# we already processed the kickstart - exit
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[ -e /tmp/ks.cfg.done ] && return 0
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# no kickstart requested - exit
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[ -n "$kickstart" ] || return 0
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# user requested a specific device, but this isn't it - exit
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[ -n "$ksdevice" ] && [ "$ksdevice" != "$netif" ] && return 0
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command -v getarg >/dev/null || . /lib/dracut-lib.sh
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. /lib/url-lib.sh
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. /lib/anaconda-lib.sh
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# Find locations to the kickstart files.
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locations=""
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case $kickstart in
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nfs*)
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# Construct URL for nfs:auto.
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if [ "$kickstart" = "nfs:auto" ]; then
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# Construct kickstart URL from dhcp info.
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# Filename is dhcp 'filename' option, or '/kickstart/' if missing.
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filename="/kickstart/"
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. "/tmp/net.$netif.dhcpopts"
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# Server is next_server, or the dhcp server itself if missing.
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server="${new_next_server:-$new_dhcp_server_identifier}"
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kickstart="nfs:$server:$filename"
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fi
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# URLs that end in '/' get '$IP_ADDR-kickstart' appended.
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if [[ $kickstart == nfs*/ ]]; then
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kickstart="${kickstart}${new_ip_address:=$(ip -4 addr show "${netif}" | sed -n -e '/^ *inet / s|^ *inet \([^/]\+\)/.*$|\1|p')}-kickstart"
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fi
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# Use the prepared url.
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locations="$kickstart"
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;;
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http*|ftp*)
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# Use the location from the variable.
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locations="$kickstart"
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;;
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urls)
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# Use the locations from the file.
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# We will try them one by one until we succeed.
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locations="$(</tmp/ks_urls)"
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;;
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cdrom*|hd*)
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# do not print the unknown network kickstart in case the local kickstart file
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# is processed in the fetch-kickstart-disk script
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return 0
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;;
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*)
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warn_critical "unknown network kickstart URL: $kickstart"
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return 1
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;;
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esac
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# If we're doing sendmac, we need to run after anaconda-ks-sendheaders.sh
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if getargbool 0 inst.ks.sendmac kssendmac; then
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newjob=$hookdir/initqueue/settled/fetch-ks-${netif}.sh
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else
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newjob=$hookdir/initqueue/fetch-ks-${netif}.sh
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fi
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# Create a new job.
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cat > "$newjob" <<__EOT__
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. /lib/url-lib.sh
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. /lib/anaconda-lib.sh
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locations="$locations"
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info "anaconda: kickstart locations are: \$locations"
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for kickstart in \$locations; do
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info "anaconda: fetching kickstart from \$kickstart"
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if fetch_url "\$kickstart" /tmp/ks.cfg; then
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info "anaconda: successfully fetched kickstart from \$kickstart"
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parse_kickstart /tmp/ks.cfg
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run_kickstart
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break
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else
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warn_critical "anaconda: failed to fetch kickstart from \$kickstart"
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fi
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done
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rm \$job # remove self from initqueue
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__EOT__
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