mirror of
https://github.com/zerotier/edge.git
synced 2026-05-22 16:25:05 -07:00
Adam Ierymenko
67 lines
1.2 KiB
Plaintext
Executable File
67 lines
1.2 KiB
Plaintext
Executable File
#!/sbin/openrc-run
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description="Set sysfs variables from /etc/sysfs.conf and /etc/sysfs.d/*.conf"
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conffile=/etc/sysfs.conf
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confdir=/etc/sysfs.d
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depend() {
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need sysfs
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}
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setval() {
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local value="$1" attrib="$2"
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# Some fields need a terminating newline, others
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# need the terminating newline to be absent :-(
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echo -n "$value" > "$attrib" 2>/dev/null \
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|| echo "$value" > "$attrib"
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}
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load_conffile() {
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local file="$1"
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while read line; do
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local line=${line%%#*}
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local cmd= attrib= value=
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set -- $line
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if [ $# -eq 0 ]; then
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continue
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fi
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case "$1$3" in
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mode=) cmd=chmod
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attrib="$2"
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value="$4"
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;;
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owner=) cmd=chown
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attrib="$2"
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value="$4"
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;;
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*) if [ "$2" = "=" ]; then
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cmd=setval
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attrib="$1"
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value="$3"
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fi
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;;
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esac
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if ! [ -e "/sys/$attrib" ]; then
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eerror "$attrib: unknown attribute"
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continue
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fi
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if [ -z "$attrib" ] || [ -z "$value" ]; then
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eerror "syntax error in $file: '$line'"
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continue
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fi
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$cmd "$value" "/sys/$attrib"
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done < "$file"
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}
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start() {
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[ -r "$conffile" -o -d "$confdir" ] || return 0
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ebegin "Setting sysfs variables"
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for file in $confdir/*.conf $conffile; do
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[ -r "$file" ] || continue
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load_conffile "$file" || return 1
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done
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eend 0
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}
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