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alpine: only create missing device node

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Avoid error out if some of the device nodes exists
This commit is contained in:
Natanael Copa 2024-12-10 15:15:28 +02:00 committed by Kaarle Ritvanen
parent f185645220
commit edccec80a9
1 changed files with 18 additions and 3 deletions
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21
templates/lxc-alpine.in
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@ -290,18 +290,33 @@ install_packages() {
--update-cache --initdb add $packages
}
_mknod() {
while getopts "m:" opt; do
case $opt in
m) MODE="-m $OPTARG";;
\?) return 1;;
esac
done
shift $((OPTIND - 1))
test -c "$1" && return 0 # device exists
test -f "$1" && rm -f "$1" # device is a regular file
mknod $MODE $@
}
make_dev_nodes() {
mkdir -p -m 755 dev/pts
mkdir -p -m 1777 dev/shm
local i; for i in $(seq 0 4); do
mknod -m 620 dev/tty$i c 4 $i
_mknod -m 620 dev/tty$i c 4 $i
chown 0:5 dev/tty$i # root:tty
done
mknod -m 666 dev/tty c 5 0
_mknod -m 666 dev/tty c 5 0
chown 0:5 dev/tty # root:tty
mknod -m 666 dev/ptmx c 5 2
_mknod -m 620 dev/console c 5 1
_mknod -m 666 dev/ptmx c 5 2
chown 0:5 dev/ptmx # root:tty
}