64 lines
1.3 KiB
Plaintext
64 lines
1.3 KiB
Plaintext
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#!@PREFIX@/sbin/runscript
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# Copyright 2007-2008 Roy Marples <roy@marples.name>
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# All rights reserved. Released under the 2-clause BSD license.
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description="Mount the sys filesystem."
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depend()
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{
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keyword noprefix
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}
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mount_sys()
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{
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grep -Eq "[[:space:]]+sysfs$" /proc/filesystems || return 1
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mountinfo -q /sys && return 0
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if [ ! -d /sys ]; then
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if ! mkdir -m 0755 /sys; then
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ewarn "Could not create /sys!"
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return 1
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fi
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fi
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ebegin "Mounting /sys"
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if ! fstabinfo --mount /sys; then
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mount -n -t sysfs -o noexec,nosuid,nodev sysfs /sys
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fi
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eend $?
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}
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mount_misc()
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{
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# Setup Kernel Support for securityfs
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if [ -d /sys/kernel/security ] && ! mountinfo -q /sys/kernel/security; then
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if grep -qs securityfs /proc/filesystems; then
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ebegin "Mounting security filesystem"
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mount -t securityfs -o nodev,noexec,nosuid \
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securityfs /sys/kernel/security
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eend $?
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fi
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fi
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# Setup Kernel Support for debugfs
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if [ -d /sys/kernel/debug ] && ! mountinfo -q /sys/kernel/debug; then
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if grep -qs debugfs /proc/filesystems; then
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ebegin "Mounting debug filesystem"
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mount -t debugfs -o nodev,noexec,nosuid \
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debugfs /sys/kernel/debug
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eend $?
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fi
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fi
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}
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start()
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{
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local retval
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mount_sys
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retval=$?
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if [ ${retval} -eq 0 ]; then
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mount_misc
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fi
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return ${retval}
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}
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