forked from rpms/kernel
59 lines
1.4 KiB
Bash
59 lines
1.4 KiB
Bash
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#!/bin/bash
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list="$1"
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buildroot=${list%/*}
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blacklist()
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{
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cat > "$buildroot/etc/modprobe.d/$1-blacklist.conf" <<-__EOF__
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# This kernel module can be automatically loaded by non-root users. To
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# enhance system security, the module is blacklisted by default to ensure
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# system administrators make the module available for use as needed.
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# See https://access.redhat.com/articles/3760101 for more details.
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#
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# Remove the blacklist by adding a comment # at the start of the line.
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blacklist $1
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__EOF__
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}
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check_blacklist()
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{
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if modinfo "$buildroot/$1" | grep -q '^alias:\s\+net-'; then
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mod="${1##*/}"
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mod="${mod%.ko*}"
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echo "$mod has an alias that allows auto-loading. Blacklisting."
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blacklist "$mod"
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fi
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}
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foreachp()
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{
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P=$(nproc)
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bgcount=0
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while read mod; do
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$1 "$mod" &
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bgcount=$((bgcount + 1))
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if [ $bgcount -eq $P ]; then
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wait -n
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bgcount=$((bgcount - 1))
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fi
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done
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wait
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}
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[ -d "$buildroot/etc/modprobe.d/" ] || mkdir -p "$buildroot/etc/modprobe.d/"
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if [ -s $list ]; then
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cat $list | foreachp check_blacklist
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if ls $buildroot/etc/modprobe.d/* >& /dev/null ; then
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echo "%defattr(-,root,root)" >> $list
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echo "%config(noreplace) /etc/modprobe.d/*-blacklist.conf" >> $list
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fi
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else
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# If modules-extra.list is empty the %files section will throw an
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# error. Add a dummy entry to workaround the problem.
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echo "%defattr(-,root,root)" >> $list
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fi
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