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Author | SHA1 | Date |
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Jack L. Frost | 65466f0702 | |
Jack L. Frost | db4eb9162b | |
Jack L. Frost | 431f7e145e | |
Jack L. Frost | 5b1dbee3ac | |
Jack L. Frost | 6535b2b0e3 | |
Jack L. Frost | 987c655fcc | |
Jack L. Frost | 69a1c39cbc | |
Jack L. Frost | c799ab796b | |
Jack L. Frost | 24d64da2ed | |
Jack L. Frost | b640a64e21 | |
Jack L. Frost | fced4775b1 | |
Jack L. Frost | 58054382e2 | |
Jack L. Frost | 04ff160a7d | |
Jack L. Frost | 409f6f8cd2 | |
Jack L. Frost | ff28e04a20 | |
Jack L. Frost | e2b068e45d | |
Jack L. Frost | 0afbcc55f2 |
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@ -1,4 +1,8 @@
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spark-rc
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========
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# spark-rc
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A simple rc script to kickstart your system.
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## depends
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* Enabled sysrq or halt from suckless.org's ubase.
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* /proc support.
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8
rc.conf
8
rc.conf
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@ -11,9 +11,12 @@ cfg_hostname='spark'
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# Uncomment and change this to yours
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#cfg_timezone='Europe/Moscow'
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# Early fsck, if you don't have such a step in your initrd
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cfg_early_fsck=1
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# Services that start with @ are executed in parallel
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cfg_services+=(
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'fsck' 'mount' 'sysctl' 'rsyslogd'
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'mount' 'sysctl' 'rsyslogd'
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'@lo.iface' '@scron' @agetty-tty{2..6}
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)
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@ -40,3 +43,6 @@ cfg_mounts=(
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# Some temporary directories and files
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cfg_tmpdirs+=( '/run/lock' '/run/lock/lvm' '/run/lvm' '/run/user' )
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cfg_tmpfiles+=( '/run/utmp' )
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# How long do we wait for all processes to die nicely?
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cfg_killall5_timeout=30
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49
rc.in
49
rc.in
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@ -1,4 +1,5 @@
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#!@BASH_PATH@
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# vim: ft=zsh
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# Functions
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rc.rescue() { exec "${cfg_rc_rescue_shell:-"$SHELL"}"; }
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@ -29,13 +30,21 @@ rc.tmpfiles() {
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rc.mount() {
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for fs in "${cfg_mounts[@]}"; do
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echo "$fs" | while IFS=':' read device fs_type mountpoint mount_options; do
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if mountpoint -q "$mountpoint"; then
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if [[ "$mount_options" ]]; then
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mount -o "remount,$mount_options" "$mountpoint"
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fi
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else
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if ! [[ -d "$mountpoint" ]]; then
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mkdir -p "$mountpoint"
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fi
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[[ "$mount_options" ]] || { mount_options='defaults'; }
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if ! [[ "$mount_options" ]]; then
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mount_options='defaults'
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fi
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mountpoint -q "$mountpoint" || {
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[[ -d "$mountpoint" ]] || { mkdir -p "$mountpoint"; }
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mount "$device" -n -t "$fs_type" -o "$mount_options" "$mountpoint"
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}
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fi
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done
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done
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}
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@ -92,10 +101,10 @@ rc.services_stop() {
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rc.stop_everything() {
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echo "Politely asking all processes to shut down..."
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killall5 -15; sleep 3
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killall5 -s 15 -w "$cfg_killall5_timeout"
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echo "Killing the remaning ones..."
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killall5 -9
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killall5 -s 9
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}
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rc.unmount_everything() {
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@ -109,6 +118,8 @@ rc.remount_root() {
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}
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rc.boot() {
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(( cfg_early_fsck )) && rc.fsck
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rc.mount
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rc.tmpfiles
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rc.hostname
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@ -120,15 +131,27 @@ rc.boot() {
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}
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rc.halt() {
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if type -P halt &>/dev/null; then
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function rc.halt_poweroff { halt -p; }
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function rc.halt_reboot { halt -r; }
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elif (( $(</proc/sys/kernel/sysrq) )); then
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function rc.halt_poweroff { echo 'o' > /proc/sysrq-trigger; }
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function rc.halt_reboot { echo 'b' > /proc/sysrq-trigger; }
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else
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printf 'Cannot halt, please install halt from suckless.org ubase or enable sysrq.\n'
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return 1
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fi
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case "$action" in
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poweroff|shutdown) echo 'o' > /proc/sysrq-trigger;;
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halt) :;;
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reboot|*) echo 'b' > /proc/sysrq-trigger;;
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poweroff|shutdown) rc.halt_poweroff;;
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reboot|*) rc.halt_reboot;;
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esac
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}
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rc.sync() {
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echo "Syncing disks."
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sync
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}
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rc.shutdown() {
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@ -160,11 +183,21 @@ rc.timezone() {
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}
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}
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rc.fsck() {
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declare root_rw=0
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touch /rc-write-test && root_rw=1
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(( root_rw )) && mount -o remount,ro /
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fsck -A -C -p
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(( root_rw )) && mount -o remount,rw /
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}
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rc.main() {
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source "@ETC@/rc.conf"
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# Default XDG_RUNTIME_DIR for all non-system users
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# rtkit:x:133:133:RealtimeKit:/proc:/sbin/nologin
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# Also add one for root
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cfg_tmpdirs+=( "/run/user/0:700:0:0" )
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while IFS=':' read -r _ _ uid gid _; do
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if (( uid >= 1000 )); then
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cfg_tmpdirs+=( "/run/user/$uid:700:$uid:$gid" )
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@ -37,14 +37,60 @@ get_procs_to_kill() {
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done
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}
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pids_exist() {
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for i in "$@"; do
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if [[ -d "/proc/$i" ]]; then
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return 0
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fi
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done
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return 1
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}
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pid_wait() {
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declare counter
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while pids_exist "$@"; do
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if (( counter == timeout )); then
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return 1
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fi
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sleep 1
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(( counter++ ))
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done
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}
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main() {
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timeout=30
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signal=15
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while (( $# )); do
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case $1 in
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-w)
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flag_wait=1
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timeout=$2
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shift
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;;
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-s)
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signal=$2
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shift
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;;
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esac
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shift
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done
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my_tree=( $(get_my_tree) self thread-self )
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all_procs=( $(get_all_procs) )
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procs_to_kill=( $(get_procs_to_kill) )
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signal="${1:-"-15"}"
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kill -n "$signal" "${procs_to_kill[@]}" 2>/dev/null
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kill "$signal" "${procs_to_kill[@]}" 2>/dev/null
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if (( flag_wait )); then
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pid_wait "${procs_to_kill[@]}"
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fi
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return 0
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}
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