[*] First commit
This commit is contained in:
834
scripts/functions
Normal file
834
scripts/functions
Normal file
@@ -0,0 +1,834 @@
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#!/bin/bash
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# initscripts functions
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#
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# sanitize PATH (will be overridden later when /etc/profile is sourced but is useful for udev)
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export PATH="/usr/local/bin:/usr/bin"
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# clear the TZ envvar, so daemons always respect /etc/localtime
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unset TZ
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RANDOM_SEED=/var/lib/misc/random-seed
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[[ -z $LANG ]] && . /etc/profile.d/read_locale.sh
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if [[ $1 == "start" ]]; then
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if [[ $PARENT_DAEMON ]]; then
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echo "NOTE: '${0##*/}' started as dependence of '$PARENT_DAEMON' but will be stopped first during shutdown"
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else
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export PARENT_DAEMON=${0##*/}
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fi
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fi
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# width:
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calc_columns () {
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STAT_COL=80
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if [[ ! -t 1 ]]; then
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USECOLOR=""
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elif [[ -t 0 ]]; then
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# stty will fail when stdin isn't a terminal
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STAT_COL=$(stty size)
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# stty gives "rows cols"; strip the rows number, we just want columns
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STAT_COL=${STAT_COL##* }
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elif tput cols &>/dev/null; then
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# is /usr/share/terminfo already mounted, and TERM recognized?
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STAT_COL=$(tput cols)
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fi
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if (( STAT_COL == 0 )); then
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# if output was 0 (serial console), set default width to 80
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STAT_COL=80
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USECOLOR=""
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fi
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# we use 13 characters for our own stuff
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STAT_COL=$(( STAT_COL - 13 ))
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if [[ -t 1 ]]; then
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SAVE_POSITION="\e[s"
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RESTORE_POSITION="\e[u"
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DEL_TEXT="\e[$(( STAT_COL + 4 ))G"
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else
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SAVE_POSITION=""
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RESTORE_POSITION=""
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DEL_TEXT=""
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fi
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}
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calc_columns
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# disable colors on broken terminals
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TERM_COLORS=$(tput colors 2>/dev/null)
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if (( $? != 3 )); then
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case $TERM_COLORS in
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*[!0-9]*) USECOLOR="";;
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[0-7]) USECOLOR="";;
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'') USECOLOR="";;
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esac
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fi
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unset TERM_COLORS
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unquote() {
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local -r quotes=$'[\'"]'
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if [[ ${1:0:1} = $quotes && ${1:(-1)} = "${1:0:1}" ]]; then
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printf '%s' "${1:1:(-1)}"
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else
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printf '%s' "$1"
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fi
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}
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parse_envfile() {
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local file=$1 validkeys=("${@:2}") ret=0 lineno=0 key= val=
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local -r comments=$'[;#]*'
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if [[ -z $file ]]; then
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printf "error: no environment file specified\n"
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return 1
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fi
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if [[ ! -f $file ]]; then
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printf "error: cannot parse \`%s': No such file or directory\n" "$file"
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return 1
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fi
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if [[ ! -r $file ]]; then
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printf "error: cannot read \`%s': Permission denied\n" "$file"
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return 1
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fi
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while IFS='=' read -r key val; do
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(( ++lineno ))
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# trim whitespace, avoiding usage of a tempfile
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key=$(echo "$key" | { read -r key; echo "$key"; })
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# key must exist and line must not be a comment
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[[ -z $key || ${key:0:1} = $comments ]] && continue
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# trim whitespace, strip matching quotes
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val=$(echo "$val" | { read -r val; unquote "$val"; })
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if [[ -z $val ]]; then
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printf "error: found key \`%s' without value on line %s of %s\n" \
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"$key" "$lineno" "$file"
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(( ++ret ))
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continue
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fi
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# ignore invalid keys if we have a list of valid ones
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if (( ${#validkeys[*]} )) && ! in_array "$key" "${validkeys[@]}"; then
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continue
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fi
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export "$key=$val" || (( ++ret ))
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done <"$file"
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return $ret
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}
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# functions:
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deltext() {
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printf "${DEL_TEXT}"
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}
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print_depr() {
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printf "${C_FAIL} ${1} is deprecated. See ${2} for details.${C_CLEAR} \n"
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}
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printhl() {
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printf "${C_OTHER}${PREFIX_HL} ${C_H1}${1}${C_CLEAR} \n"
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}
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printsep() {
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printf "\n${C_SEPARATOR} ------------------------------\n"
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}
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stat_bkgd() {
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printf "${C_OTHER}${PREFIX_REG} ${C_MAIN}${1}${C_CLEAR} "
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deltext
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printf " ${C_OTHER}[${C_BKGD}BKGD${C_OTHER}]${C_CLEAR} \n"
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}
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stat_busy() {
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printf "${C_OTHER}${PREFIX_REG} ${C_MAIN}${1}${C_CLEAR} "
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printf "${SAVE_POSITION}"
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deltext
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printf " ${C_OTHER}[${C_BUSY}BUSY${C_OTHER}]${C_CLEAR} "
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}
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stat_append() {
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printf "${RESTORE_POSITION}"
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printf -- "${C_MAIN}${1}${C_CLEAR}"
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printf "${SAVE_POSITION}"
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}
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stat_done() {
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deltext
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printf " ${C_OTHER}[${C_DONE}DONE${C_OTHER}]${C_CLEAR} \n"
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}
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stat_fail() {
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deltext
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printf " ${C_OTHER}[${C_FAIL}FAIL${C_OTHER}]${C_CLEAR} \n"
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}
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stat_die() {
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stat_fail
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exit ${1:-1}
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}
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status() {
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local quiet
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case $1 in
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-q)
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quiet=1
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;;&
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-v)
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# NOOP: supported for backwards compat
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shift
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;;
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esac
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stat_busy "$1"
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shift
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if (( quiet )); then
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"$@" &>/dev/null
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else
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"$@"
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fi
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local ret=$?
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(( ret == 0 )) && stat_done || stat_fail
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return $ret
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}
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# usage : in_array( $needle, $haystack )
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# return : 0 - found
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# 1 - not found
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in_array() {
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local needle=$1; shift
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local item
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for item; do
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[[ $item = "${needle}" ]] && return 0
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done
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return 1 # Not Found
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}
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# daemons:
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add_daemon() {
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[[ -d /run/daemons ]] || mkdir -p /run/daemons
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>| /run/daemons/"$1"
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}
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rm_daemon() {
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rm -f /run/daemons/"$1"
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}
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ck_daemon() {
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[[ ! -f /run/daemons/$1 ]]
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}
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# Check if $1 is a valid daemon name
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have_daemon() {
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if [[ ! -f /etc/rc.d/$1 || ! -x /etc/rc.d/$1 ]]; then
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printf "error: /etc/rc.d/$1 does not exist or is not executable\n" >&2
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return 1
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fi
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return 0
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}
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# Check if $1 is started at boot
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ck_autostart() {
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local daemon
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for daemon in "${DAEMONS[@]}"; do
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[[ $1 = "${daemon#@}" ]] && return 1
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done
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return 0
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}
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start_daemon() {
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have_daemon "$1" && /etc/rc.d/"$1" start
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}
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start_daemon_bkgd() {
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stat_bkgd "Starting $1"
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(start_daemon "$1") >/dev/null &
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}
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stop_daemon() {
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have_daemon "$1" && /etc/rc.d/"$1" stop
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}
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# Status functions
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status_started() {
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deltext
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echo -ne "$C_OTHER[${C_STRT}STARTED$C_OTHER]$C_CLEAR "
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}
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status_stopped() {
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deltext
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echo -ne "$C_OTHER[${C_STRT}STOPPED$C_OTHER]$C_CLEAR "
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}
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ck_status() {
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! ck_daemon "$1" && status_started || status_stopped
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}
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# Return PID of $1
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get_pid() {
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pidof -o %PPID $1 || return 1
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}
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# Check if PID-file $1 is still the active PID-file for command $2
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ck_pidfile() {
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if [[ -f $1 ]]; then
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local fpid ppid
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read -r fpid <"$1"
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ppid=$(get_pid "$2")
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[[ $fpid = "${ppid}" ]] && return 0
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fi
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return 1
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}
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# PIDs to be omitted by killall5
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declare -a omit_pids
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add_omit_pids() {
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omit_pids+=( $@ )
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}
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# Stop all daemons
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# This function should *never* ever perform any other actions beside calling stop_daemon()!
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# It might be used by a splash system etc. to get a list of daemons to be stopped.
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stop_all_daemons() {
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# Find daemons NOT in the DAEMONS array. Shut these down first
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local daemon
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for daemon in /run/daemons/*; do
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[[ -f $daemon ]] || continue
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daemon=${daemon##*/}
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ck_autostart "$daemon" && stop_daemon "$daemon"
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done
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# Shutdown daemons in reverse order
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local i daemon
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for (( i=${#DAEMONS[@]}-1; i>=0; i-- )); do
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[[ ${DAEMONS[i]} = '!'* ]] && continue
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daemon=${DAEMONS[i]#@}
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ck_daemon "$daemon" || stop_daemon "$daemon"
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done
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}
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# $1 - signal
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# $2 - iterations
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kill_all_wait() {
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# Send SIGTERM/SIGKILL all processes and wait until killall5
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# reports all done or timeout.
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# Unfortunately killall5 does not support the 0 signal, so just
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# use SIGCONT for checking (which should be ignored).
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local i
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killall5 -${1} ${omit_pids[@]/#/-o } &>/dev/null
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for (( i=0; i<${2}; i++ )); do
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sleep .25 # 1/4 second
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# sending SIGCONT to processes to check if they are there
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killall5 -18 ${omit_pids[@]/#/-o } &>/dev/null
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if (( $? == 2 )); 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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kill_all() {
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stat_busy "Sending SIGTERM to processes"
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kill_all_wait 15 40
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if (( $? == 0 )); then
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stat_done
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else
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stat_fail
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status "Sending SIGKILL to processes" kill_all_wait 9 60
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fi
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}
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print_welcome() {
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# see os-release(5)
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. /usr/lib/os-release
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echo " "
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printhl "${PRETTY_NAME}\n"
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printhl "${C_H2}${HOME_URL}"
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printsep
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}
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create_blacklist() {
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# $* = list of blacklisted modules
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stat_busy "Creating UDev blacklist"
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mkdir -p /run/modprobe.d
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echo "# Autogenerated from rc.conf at boot, do not edit" > /run/modprobe.d/modprobe-blacklist.conf
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(( ${#*} )) && printf 'blacklist %s\n' "${*}" >> /run/modprobe.d/modprobe-blacklist.conf
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(( $? == 0 )) && stat_done || stat_fail
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}
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# Start/trigger udev, load MODULES, and settle udev
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udevd_modprobe() {
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# $1 = where we are being called from.
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# This is used to determine which hooks to run.
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# Modules prefixed with ! should be blacklisted
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local blacklist=(${MODULES[@]##[^!]*})
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[[ $blacklist ]] && create_blacklist ${blacklist[@]/!/}
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if [ -x /usr/lib/systemd/systemd-udevd ]; then
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UDEVD_COMMAND=/usr/lib/systemd/systemd-udevd
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elif [ -x /usr/bin/udevd ]; then
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# For future forks with merged /usr/bin
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UDEVD_COMMAND=/usr/bin/udevd
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else
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echo "Unable to find udevd binary"
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return 1
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fi
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status "Starting udev daemon" $UDEVD_COMMAND --daemon
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run_hook "$1_udevlaunched"
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stat_busy "Triggering udev uevents"
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udevadm trigger --action=add --type=subsystems
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udevadm trigger --action=add --type=devices
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stat_done
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# Load modules from the MODULES array or modules-load.d
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stat_busy "Loading user-specified modules"
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if (( ${#MODULES[*]} )); then
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local -a modules=(${MODULES[@]/!*/})
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if [[ ${modules[@]} =~ [^\ ] ]]; then
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modprobe -ab "${modules[@]}"
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fi
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else
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/usr/lib/initscripts/arch-modules
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fi
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(( $? == 0 )) && stat_done || stat_fail
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status "Waiting for udev uevents to be processed" \
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udevadm settle
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run_hook "$1_udevsettled"
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# in case loading a module changed the display mode
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calc_columns
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}
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set_consolefont() {
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#CONSOLEMAP in UTF-8 shouldn't be used
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[[ $CONSOLEMAP && ${LOCALE,,} =~ utf ]] && CONSOLEMAP=""
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local i
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for i in /dev/tty[0-9]*; do
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setfont ${CONSOLEMAP:+-m "${CONSOLEMAP}"} \
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"$CONSOLEFONT" -C ${i} &>/dev/null
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done
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return $?
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||||
}
|
||||
|
||||
activate_vgs() {
|
||||
[[ $USELVM = [yY][eE][sS] && -x $(type -P lvm) && -d /sys/block ]] || return 0
|
||||
stat_busy "Activating LVM2 groups"
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vgchange --sysinit -a y >/dev/null
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(( $? == 0 )) && stat_done || stat_fail
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}
|
||||
|
||||
do_unlock_legacy() {
|
||||
# $1 = requested name
|
||||
# $2 = source device
|
||||
# $3 = password
|
||||
# $4 = options
|
||||
print_depr "The legacy crypttab format" "crypttab(5)"
|
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local open=create a=$1 b=$2 failed=0
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# Ordering of options is different if you are using LUKS vs. not.
|
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# Use ugly swizzling to deal with it.
|
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# isLuks only gives an exit code but no output to stdout or stderr.
|
||||
if cryptsetup isLuks "$2" 2>/dev/null; then
|
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open=luksOpen
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a=$2
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b=$1
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||||
fi
|
||||
case $3 in
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SWAP)
|
||||
local _overwriteokay=0
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||||
if [[ -b $2 && -r $2 ]]; then
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# This is DANGEROUS! If there is any known file system,
|
||||
# partition table, RAID, or LVM volume on the device,
|
||||
# we don't overwrite it.
|
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#
|
||||
# 'blkid' returns 2 if no valid signature has been found.
|
||||
# Only in this case should we allow overwriting the device.
|
||||
#
|
||||
# This sanity check _should_ be sufficient, but it might not.
|
||||
# This may cause data loss if it is not used carefully.
|
||||
blkid -p "$2" &>/dev/null
|
||||
(( $? == 2 )) && _overwriteokay=1
|
||||
fi
|
||||
if (( _overwriteokay == 0 )); then
|
||||
false
|
||||
elif cryptsetup -d /dev/urandom $4 $open "$a" "$b" >/dev/null; then
|
||||
printf "creating swapspace..\n"
|
||||
mkswap -f -L $1 /dev/mapper/$1 >/dev/null
|
||||
fi;;
|
||||
ASK)
|
||||
printf "\nOpening '$1' volume:\n"
|
||||
cryptsetup $4 $open "$a" "$b" < /dev/console;;
|
||||
/dev*)
|
||||
local ckdev=${3%%:*}
|
||||
local cka=${3#*:}
|
||||
local ckb=${cka#*:}
|
||||
local cka=${cka%:*}
|
||||
local ckfile=/dev/ckfile
|
||||
local ckdir=/dev/ckdir
|
||||
case ${cka} in
|
||||
*[!0-9]*)
|
||||
# Use a file on the device
|
||||
# cka is not numeric: cka=filesystem, ckb=path
|
||||
mkdir ${ckdir}
|
||||
mount -r -t ${cka} ${ckdev} ${ckdir}
|
||||
dd if=${ckdir}/${ckb} of=${ckfile} >/dev/null 2>&1
|
||||
umount ${ckdir}
|
||||
rmdir ${ckdir};;
|
||||
*)
|
||||
# Read raw data from the block device
|
||||
# cka is numeric: cka=offset, ckb=length
|
||||
dd if=${ckdev} of=${ckfile} bs=1 skip=${cka} count=${ckb} >/dev/null 2>&1;;
|
||||
esac
|
||||
cryptsetup -d ${ckfile} $4 $open "$a" "$b" >/dev/null
|
||||
dd if=/dev/urandom of=${ckfile} bs=1 count=$(stat -c %s ${ckfile}) conv=notrunc >/dev/null 2>&1
|
||||
rm ${ckfile};;
|
||||
/*)
|
||||
cryptsetup -d "$3" $4 $open "$a" "$b" >/dev/null;;
|
||||
*)
|
||||
echo "$3" | cryptsetup $4 $open "$a" "$b" >/dev/null;;
|
||||
esac
|
||||
return $?
|
||||
}
|
||||
|
||||
do_unlock_systemd() {
|
||||
local name=$1 device=$2 password=$3 options=$4 failed=0
|
||||
|
||||
if [ ! -x /usr/lib/systemd/systemd-cryptsetup ]; then
|
||||
echo "Unable to find systemd-cryptsetup binary"
|
||||
return 1
|
||||
fi
|
||||
|
||||
# lazily convert tags to udev symlinks
|
||||
case $device in
|
||||
UUID=*)
|
||||
device=/dev/disk/by-uuid/$(unquote "${device#UUID=}")
|
||||
;;
|
||||
PARTUUID=*)
|
||||
device=/dev/disk/by-partuuid/$(unquote "${device#PARTUUID=}")
|
||||
;;
|
||||
esac
|
||||
|
||||
if ! /usr/lib/systemd/systemd-cryptsetup attach "$name" "$device" "$password" $options; then
|
||||
failed=1
|
||||
else
|
||||
options=${options//,/ }
|
||||
if in_array swap ${options[@]}; then
|
||||
# create swap on the device only if no fs signature exists
|
||||
blkid -p "$2" &>/dev/null
|
||||
if (( $? != 2 )) || ! mkswap -f /dev/mapper/$name >/dev/null; then
|
||||
failed=1
|
||||
fi
|
||||
elif in_array tmp ${options[@]}; then
|
||||
# create fs on the device only if no fs signature exists
|
||||
blkid -p "$2" &>/dev/null
|
||||
if (( $? != 2 )) || ! mke2fs /dev/mapper/$name >/dev/null; then
|
||||
failed=1
|
||||
fi
|
||||
fi
|
||||
fi
|
||||
return $failed
|
||||
}
|
||||
|
||||
do_unlock() {
|
||||
local name=$1 device=$2 password=$3 options=$4
|
||||
|
||||
printf "${C_MAIN}Unlocking $1${C_CLEAR}\n"
|
||||
|
||||
if [[ ${options:0:2} =~ -. ]]; then
|
||||
do_unlock_legacy "$name" "$device" "$password" "$options"
|
||||
return $?
|
||||
fi
|
||||
|
||||
case $password in
|
||||
ASK|SWAP)
|
||||
do_unlock_legacy "$name" "$device" "$password" "$options"
|
||||
;;
|
||||
/dev/*)
|
||||
if [[ ${password##*:} == $password ]]; then
|
||||
do_unlock_systemd "$name" "$device" "$password" "$options"
|
||||
else
|
||||
do_unlock_legacy "$name" "$device" "$password" "$options"
|
||||
fi
|
||||
;;
|
||||
/*|none|-|'')
|
||||
do_unlock_systemd "$name" "$device" "$password" "$options"
|
||||
;;
|
||||
*)
|
||||
do_unlock_legacy "$name" "$device" "$password" "$options"
|
||||
;;
|
||||
esac
|
||||
failed=$?
|
||||
if (( $failed )); then
|
||||
printf "${C_FAIL}Unlocking of $1 failed.${C_CLEAR}\n"
|
||||
fi
|
||||
return $?
|
||||
}
|
||||
|
||||
do_lock() {
|
||||
#status "Detaching encrypted device ${1}" /usr/lib/systemd/systemd-cryptsetup detach "$1" >/dev/null
|
||||
stat_busy "Detaching encrypted device ${1}"
|
||||
if [ -x /usr/lib/systemd/systemd-cryptsetup ]; then
|
||||
/usr/lib/systemd/systemd-cryptsetup detach "$1" >/dev/null
|
||||
else
|
||||
cryptsetup remove "$1" &>/dev/null
|
||||
fi
|
||||
(( $? == 0 )) && stat_done || stat_fail
|
||||
}
|
||||
|
||||
read_crypttab() {
|
||||
# $1 = function to call with the split out line from the crypttab
|
||||
local line nspo failed=0
|
||||
while read line <&3; do
|
||||
[[ $line && $line != '#'* ]] || continue
|
||||
eval nspo=("${line%#*}")
|
||||
if $1 "${nspo[0]}" "${nspo[1]}" "${nspo[2]}" "${nspo[*]:3}"; then
|
||||
crypto_unlocked=1
|
||||
else
|
||||
failed=1
|
||||
fi
|
||||
done 3< /etc/crypttab
|
||||
return $failed
|
||||
}
|
||||
|
||||
set_timezone() {
|
||||
local tz=$1 zonefile=/usr/share/zoneinfo/$1
|
||||
|
||||
[[ $tz ]] || return 1
|
||||
|
||||
if [[ ! -e $zonefile ]]; then
|
||||
printf "error: \`%s' is not a valid time zone\n" "$tz"
|
||||
return 1
|
||||
fi
|
||||
|
||||
if [[ -L /etc/localtime && /etc/localtime -ef $zonefile ]]; then
|
||||
return 0
|
||||
else
|
||||
ln -sf "/usr/share/zoneinfo/$tz" /etc/localtime
|
||||
fi
|
||||
}
|
||||
|
||||
# Filesystem functions
|
||||
# These can be overridden/reused for customizations like shutdown/loop-fsck.
|
||||
NETFS="nfs,nfs4,smbfs,cifs,codafs,ncpfs,shfs,fuse,fuseblk,glusterfs,davfs,fuse.glusterfs"
|
||||
|
||||
# Check local filesystems
|
||||
fsck_all() {
|
||||
if [[ -f /forcefsck ]] || in_array forcefsck $(< /proc/cmdline); then
|
||||
FORCEFSCK="-f"
|
||||
elif [[ -f /fastboot ]] || in_array fastboot $(< /proc/cmdline); then
|
||||
return 0
|
||||
elif findmnt / --options rw &>/dev/null; then
|
||||
IGNORE_MOUNTED="-M"
|
||||
fi
|
||||
|
||||
fsck -A -T -C${FSCK_FD} -a -t no${NETFS//,/,no},noopts=_netdev ${IGNORE_MOUNTED} -- ${FORCEFSCK}
|
||||
}
|
||||
|
||||
# Single-user login and/or automatic reboot after fsck (if needed)
|
||||
fsck_reboot() {
|
||||
# $1 = exit code returned by fsck
|
||||
# Ignore conditions 'FS errors corrected' and 'Cancelled by the user'
|
||||
(( ($1 | 33) == 33 )) && return 0
|
||||
if (( $1 & 2 )); then
|
||||
echo
|
||||
echo "********************** REBOOT REQUIRED *********************"
|
||||
echo "* *"
|
||||
echo "* The system will be rebooted automatically in 15 seconds. *"
|
||||
echo "* *"
|
||||
echo "************************************************************"
|
||||
echo
|
||||
sleep 15
|
||||
else
|
||||
echo
|
||||
echo "***************** FILESYSTEM CHECK FAILED ****************"
|
||||
echo "* *"
|
||||
echo "* Please repair manually and reboot. Note that the root *"
|
||||
echo "* file system is currently mounted read-only. To remount *"
|
||||
echo "* it read-write, type: mount -o remount,rw / *"
|
||||
echo "* When you exit the maintenance shell, the system will *"
|
||||
echo "* reboot automatically. *"
|
||||
echo "* *"
|
||||
echo "************************************************************"
|
||||
echo
|
||||
sulogin -p
|
||||
fi
|
||||
echo "Automatic reboot in progress..."
|
||||
umount -a
|
||||
mount -o remount,ro /
|
||||
reboot -f
|
||||
exit 0
|
||||
}
|
||||
|
||||
mount_all() {
|
||||
mount -a -t "no${NETFS//,/,no}" -O no_netdev
|
||||
}
|
||||
|
||||
umount_all() {
|
||||
# $1: restrict to fstype
|
||||
|
||||
findmnt -mrunRo TARGET,FSTYPE,OPTIONS / | {
|
||||
while read -r target fstype options; do
|
||||
# match only targeted fstypes
|
||||
if [[ $1 && $1 != "$fstype" ]]; then
|
||||
continue
|
||||
fi
|
||||
|
||||
# do not unmount API filesystems
|
||||
if [[ $target = /@(proc|sys|run|dev|dev/pts) ]]; then
|
||||
continue
|
||||
fi
|
||||
|
||||
# avoid networked devices
|
||||
IFS=, read -ra opts <<< "$options"
|
||||
if in_array _netdev "${opts[@]}"; then
|
||||
continue
|
||||
fi
|
||||
|
||||
mounts=("$target" "${mounts[@]}")
|
||||
done
|
||||
|
||||
if (( ${#mounts[*]} )); then
|
||||
umount -r "${mounts[@]}"
|
||||
fi
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
remove_leftover() {
|
||||
status 'Removing leftover files' /usr/lib/initscripts/arch-tmpfiles --create --remove --clean --boot
|
||||
}
|
||||
|
||||
bootlogd_stop() {
|
||||
[[ -f /run/bootlogd.pid ]] || return 0
|
||||
touch /var/log/boot
|
||||
kill $(< /run/bootlogd.pid)
|
||||
rm -f /run/bootlogd.pid
|
||||
}
|
||||
|
||||
###############################
|
||||
# Custom hooks in initscripts #
|
||||
###############################
|
||||
# Hooks can be used to include custom code in various places in the rc.* scripts
|
||||
#
|
||||
# To define a hook function, create a file with any name in functions.d containing:
|
||||
# function_name() {
|
||||
# ...
|
||||
# }
|
||||
# add_hook hook_name function_name
|
||||
# It is allowed to register several hook functions for the same hook
|
||||
# Is is also allowed to register the same hook function for several hooks
|
||||
#
|
||||
# Functions can be created for the following hooks:
|
||||
# sysinit_start: at the beginning of rc.sysinit
|
||||
# multi_start: at the beginning of rc.multi
|
||||
# single_start: at the beginning of rc.single
|
||||
# shutdown_start: at the beginning of rc.shutdown
|
||||
# sysinit_end: at the end of rc.sysinit
|
||||
# multi_end: at the end of rc.multi
|
||||
# single_end: at the end of rc.single
|
||||
# sysinit_udevlaunched: after udev has been launched in rc.sysinit (called from functions)
|
||||
# single_udevlaunched: after udev has been launched in rc.single (called from functions)
|
||||
# sysinit_udevsettled: after uevents have settled in rc.sysinit (called from functions)
|
||||
# single_udevsettled: after uevents have settled in rc.single (called from functions)
|
||||
# sysinit_prefsck: before local filesystems are checked in rc.sysinit
|
||||
# sysinit_postfsck: after local filesystems are checked in rc.sysinit
|
||||
# sysinit_premount: before local filesystems are mounted, but after root is mounted read-write in rc.sysinit
|
||||
# sysinit_postmount: after local filesystems are mounted in rc.sysinit
|
||||
# shutdown_prekillall: before all processes are being killed in rc.shutdown
|
||||
# single_prekillall: before all processes are being killed in rc.single
|
||||
# shutdown_postkillall: after all processes have been killed in rc.shutdown
|
||||
# single_postkillall: after all processes have been killed in rc.single
|
||||
# shutdown_preumount: after last filesystem write, but before filesystems are unmounted in rc.shutdown
|
||||
# shutdown_postumount: after filesystems are unmounted in rc.shutdown
|
||||
# shutdown_poweroff: directly before powering off in rc.shutdown
|
||||
#
|
||||
# Declare add_hook and run_hook as read-only to prevent overwriting them.
|
||||
# Too bad we cannot do the same thing with hook_funcs
|
||||
|
||||
if (( RC_FUNCTIONS_HOOK_FUNCS_DEFINED != 1 )); then
|
||||
declare -A hook_funcs
|
||||
|
||||
add_hook() {
|
||||
[[ $1 && $2 ]] || return 1
|
||||
hook_funcs[$1]+=" $2"
|
||||
}
|
||||
|
||||
run_hook() {
|
||||
[[ $1 ]] || return 1
|
||||
local func
|
||||
for func in ${hook_funcs["$1"]}; do
|
||||
"${func}"
|
||||
done
|
||||
}
|
||||
|
||||
declare -fr add_hook run_hook
|
||||
declare -r RC_FUNCTIONS_HOOK_FUNCS_DEFINED=1
|
||||
fi
|
||||
|
||||
# set colors
|
||||
if [[ $USECOLOR != [nN][oO] ]]; then
|
||||
if tput setaf 0 &>/dev/null; then
|
||||
C_CLEAR=$(tput sgr0) # clear text
|
||||
C_MAIN=${C_CLEAR}$(tput bold) # main text
|
||||
C_OTHER=${C_MAIN}$(tput setaf 4) # prefix & brackets
|
||||
C_SEPARATOR=${C_MAIN}$(tput setaf 0) # separator
|
||||
C_BUSY=${C_CLEAR}$(tput setaf 6) # busy
|
||||
C_FAIL=${C_MAIN}$(tput setaf 1) # failed
|
||||
C_DONE=${C_MAIN} # completed
|
||||
C_BKGD=${C_MAIN}$(tput setaf 5) # backgrounded
|
||||
C_H1=${C_MAIN} # highlight text 1
|
||||
C_H2=${C_MAIN}$(tput setaf 6) # highlight text 2
|
||||
else
|
||||
C_CLEAR="\e[m" # clear text
|
||||
C_MAIN="\e[;1m" # main text
|
||||
C_OTHER="\e[1;34m" # prefix & brackets
|
||||
C_SEPARATOR="\e[1;30m" # separator
|
||||
C_BUSY="\e[;36m" # busy
|
||||
C_FAIL="\e[1;31m" # failed
|
||||
C_DONE=${C_MAIN} # completed
|
||||
C_BKGD="\e[1;35m" # backgrounded
|
||||
C_H1=${C_MAIN} # highlight text 1
|
||||
C_H2="\e[1;36m" # highlight text 2
|
||||
fi
|
||||
fi
|
||||
|
||||
# prefixes:
|
||||
|
||||
PREFIX_REG="::"
|
||||
PREFIX_HL=" >"
|
||||
|
||||
# Source additional functions at the end to allow overrides
|
||||
for f in /etc/rc.d/functions.d/*; do
|
||||
[[ -e $f ]] && . "$f"
|
||||
done
|
||||
|
||||
# End of file
|
||||
# vim: set ts=2 sw=2 noet:
|
||||
6
scripts/rc.local
Executable file
6
scripts/rc.local
Executable file
@@ -0,0 +1,6 @@
|
||||
#!/bin/bash
|
||||
#
|
||||
# /etc/rc.local: Local multi-user start-up script.
|
||||
#
|
||||
|
||||
|
||||
5
scripts/rc.local.shutdown
Executable file
5
scripts/rc.local.shutdown
Executable file
@@ -0,0 +1,5 @@
|
||||
#!/bin/bash
|
||||
#
|
||||
# /etc/rc.local.shutdown: Local shutdown script.
|
||||
#
|
||||
|
||||
34
scripts/rc.multi
Executable file
34
scripts/rc.multi
Executable file
@@ -0,0 +1,34 @@
|
||||
#!/bin/bash
|
||||
#
|
||||
# /etc/rc.multi
|
||||
#
|
||||
|
||||
. /etc/rc.conf
|
||||
. /etc/rc.d/functions
|
||||
|
||||
run_hook multi_start
|
||||
|
||||
# Load sysctl config files
|
||||
status "Configuring kernel parameters" sysctl -q --system
|
||||
|
||||
# Load additional binary formats
|
||||
status "Configure additional binary formats" /usr/lib/initscripts/arch-binfmt
|
||||
|
||||
# Start daemons
|
||||
for daemon in "${DAEMONS[@]}"; do
|
||||
case ${daemon:0:1} in
|
||||
'!') continue;; # Skip this daemon.
|
||||
'@') start_daemon_bkgd "${daemon#@}";;
|
||||
*) start_daemon "$daemon";;
|
||||
esac
|
||||
done
|
||||
|
||||
[[ -x /etc/rc.local ]] && /etc/rc.local
|
||||
|
||||
run_hook multi_end
|
||||
|
||||
bootlogd_stop
|
||||
|
||||
rm -f /run/nologin
|
||||
|
||||
# vim: set ts=2 sw=2 noet:
|
||||
142
scripts/rc.shutdown
Executable file
142
scripts/rc.shutdown
Executable file
@@ -0,0 +1,142 @@
|
||||
#!/bin/bash
|
||||
#
|
||||
# /etc/rc.shutdown
|
||||
#
|
||||
|
||||
. /etc/rc.conf
|
||||
. /etc/rc.d/functions
|
||||
|
||||
# don't let all the systemd tools be too verbose
|
||||
export SYSTEMD_LOG_LEVEL="notice"
|
||||
|
||||
# avoid staircase effect
|
||||
stty onlcr
|
||||
|
||||
echo " "
|
||||
printhl "Initiating shutdown..."
|
||||
echo " "
|
||||
|
||||
run_hook shutdown_start
|
||||
|
||||
[[ -x /etc/rc.local.shutdown ]] && /etc/rc.local.shutdown
|
||||
|
||||
stop_all_daemons
|
||||
|
||||
#status 'Saving random seed' /usr/lib/systemd/systemd-random-seed save
|
||||
stat_busy "Saving Random Seed"
|
||||
RANDOM_SEED=/var/lib/misc/random-seed
|
||||
install -TDm 0600 /dev/null $RANDOM_SEED
|
||||
POOL_FILE=/proc/sys/kernel/random/poolsize
|
||||
if [[ -r $POOL_FILE ]]; then
|
||||
read POOL_SIZE < $POOL_FILE
|
||||
(( POOL_SIZE /= 8 ))
|
||||
else
|
||||
POOL_SIZE=512
|
||||
fi
|
||||
dd if=/dev/urandom of=$RANDOM_SEED count=1 bs=$POOL_SIZE &>/dev/null
|
||||
stat_done
|
||||
|
||||
[[ $TIMEZONE ]] && status "Configuring time zone" set_timezone "$TIMEZONE"
|
||||
|
||||
# Write to wtmp file before unmounting
|
||||
halt -w
|
||||
|
||||
# stop monitoring of LVM2 groups before unmounting filesystems
|
||||
[[ $USELVM = [Yy][Ee][Ss] && -x $(type -P lvm) ]] &&
|
||||
status "Deactivating monitoring of LVM2 groups" vgchange --monitor n
|
||||
|
||||
# any future uevents can and should be ignored
|
||||
status "Shutting down udev" udevadm control --exit
|
||||
|
||||
run_hook shutdown_prekillall
|
||||
|
||||
kill_all
|
||||
|
||||
run_hook shutdown_postkillall
|
||||
|
||||
run_hook shutdown_preumount
|
||||
|
||||
# unmount any non-API partitions that are backed by swap; we don't want to
|
||||
# move their contents into memory (waste of time and might caues OOM).
|
||||
status "Unmounting swap-backed filesystems" umount_all "tmpfs"
|
||||
|
||||
# almost everything is dead now, so the swap should hopefully be relatively
|
||||
# empty, and quick to switch off
|
||||
status "Deactivating swap" swapoff -a
|
||||
|
||||
status "Unmounting non-API filesystems" umount_all
|
||||
|
||||
run_hook shutdown_postumount
|
||||
|
||||
# Kill non-root encrypted partition mappings
|
||||
if [[ -f /etc/crypttab ]] && type -p cryptsetup >/dev/null; then
|
||||
# Maybe someone has LVM on an encrypted block device
|
||||
# executing an extra vgchange is errorless
|
||||
[[ $USELVM = [Yy][Ee][Ss] ]] && vgchange --sysinit -a n &>/dev/null
|
||||
read_crypttab do_lock
|
||||
fi
|
||||
|
||||
[[ $USELVM = [Yy][Ee][Ss] && -x $(type -P lvm) ]] &&
|
||||
status "Deactivating LVM2 groups" vgchange --sysinit -a n &>/dev/null
|
||||
|
||||
run_hook shutdown_poweroff
|
||||
|
||||
if [[ -x /run/initramfs/shutdown ]]; then
|
||||
|
||||
# decide what we want to do
|
||||
if [[ $RUNLEVEL = 0 ]]; then
|
||||
action="poweroff"
|
||||
else
|
||||
{ read kexec_loaded </sys/kernel/kexec_loaded; } 2>/dev/null
|
||||
if (( kexec_loaded )); then
|
||||
action="kexec"
|
||||
else
|
||||
action="reboot"
|
||||
fi
|
||||
fi
|
||||
|
||||
# make /run/initramfs a mount
|
||||
mount --bind /run/initramfs /run/initramfs
|
||||
|
||||
# in case someone has shared our mountpoints, unshare them
|
||||
mount --make-private /run/initramfs
|
||||
mount --make-private /
|
||||
|
||||
# bind all API mounts
|
||||
mkdir -p /run/initramfs/{sys,proc,dev,run,oldroot}
|
||||
mount --bind /sys /run/initramfs/sys
|
||||
mount --bind /proc /run/initramfs/proc
|
||||
mount --bind /dev /run/initramfs/dev
|
||||
mount --bind /run /run/initramfs/run
|
||||
|
||||
# enter shutdownramfs
|
||||
cd /run/initramfs
|
||||
pivot_root . oldroot
|
||||
|
||||
# reexec init
|
||||
/oldroot/usr/bin/init u
|
||||
|
||||
# run /shutdown in the new root
|
||||
exec chroot . /shutdown $action </dev/console >/dev/console 2>&1
|
||||
|
||||
else
|
||||
|
||||
status "Remounting root filesystem read-only" \
|
||||
mount -o remount,ro /
|
||||
|
||||
# Power off or reboot
|
||||
printsep
|
||||
if [[ $RUNLEVEL = 0 ]]; then
|
||||
printhl "${C_H2}POWER OFF"
|
||||
poweroff -d -f -h -i
|
||||
else
|
||||
printhl "${C_H2}REBOOTING"
|
||||
# if kexec is installed and a kernel is loaded, use it
|
||||
[[ -x $(type -P kexec) ]] && kexec -e &>/dev/null
|
||||
reboot -d -f -i
|
||||
fi
|
||||
|
||||
fi
|
||||
|
||||
# End of file
|
||||
# vim: set ts=2 sw=2 noet:
|
||||
41
scripts/rc.single
Executable file
41
scripts/rc.single
Executable file
@@ -0,0 +1,41 @@
|
||||
#!/bin/bash
|
||||
#
|
||||
# /etc/rc.single: Single-user start-up script.
|
||||
#
|
||||
|
||||
. /etc/rc.conf
|
||||
. /etc/rc.d/functions
|
||||
|
||||
run_hook single_start
|
||||
|
||||
if [[ $PREVLEVEL != N ]]; then
|
||||
|
||||
stop_all_daemons
|
||||
|
||||
run_hook single_prekillall
|
||||
|
||||
kill_all
|
||||
|
||||
run_hook single_postkillall
|
||||
|
||||
# Start/trigger udev, load MODULES, and settle udev
|
||||
udevd_modprobe single
|
||||
|
||||
# Removing leftover files
|
||||
remove_leftover
|
||||
fi
|
||||
|
||||
run_hook single_end
|
||||
|
||||
bootlogd_stop
|
||||
|
||||
if [[ $RUNLEVEL = 1 ]]; then
|
||||
printsep
|
||||
printhl "Entering single-user mode..."
|
||||
# make sure /dev/initctl is in place
|
||||
kill -HUP 1
|
||||
exec init -t1 S
|
||||
fi
|
||||
|
||||
# End of file
|
||||
# vim: set ts=2 sw=2 noet:
|
||||
195
scripts/rc.sysinit
Executable file
195
scripts/rc.sysinit
Executable file
@@ -0,0 +1,195 @@
|
||||
#!/bin/bash
|
||||
#
|
||||
# /etc/rc.sysinit
|
||||
#
|
||||
|
||||
unset HOSTNAME
|
||||
|
||||
. /etc/rc.conf
|
||||
. /etc/rc.d/functions
|
||||
|
||||
LOCALE="$LANG"
|
||||
LANG=C LC_ALL=C
|
||||
|
||||
if [[ -z $HOSTNAME && -s /etc/hostname ]]; then
|
||||
HOSTNAME=$(< /etc/hostname)
|
||||
fi
|
||||
|
||||
# don't let all the systemd tools be too verbose
|
||||
export SYSTEMD_LOG_LEVEL="notice"
|
||||
|
||||
# Prints distro name and URL
|
||||
print_welcome
|
||||
|
||||
# mount the API filesystems
|
||||
# /proc, /sys, /run, /dev, /run/lock, /dev/pts, /dev/shm
|
||||
mountpoint -q /proc || mount -t proc proc /proc -o nosuid,noexec,nodev
|
||||
mountpoint -q /sys || mount -t sysfs sys /sys -o nosuid,noexec,nodev
|
||||
mountpoint -q /run || mount -t tmpfs run /run -o mode=0755,nosuid,nodev
|
||||
mountpoint -q /dev || mount -t devtmpfs dev /dev -o mode=0755,nosuid
|
||||
mkdir -p /dev/{pts,shm}
|
||||
mountpoint -q /dev/pts || mount /dev/pts &>/dev/null || mount -t devpts devpts /dev/pts -o mode=0620,gid=5,nosuid,noexec
|
||||
mountpoint -q /dev/shm || mount /dev/shm &>/dev/null || mount -t tmpfs shm /dev/shm -o mode=1777,nosuid,nodev
|
||||
|
||||
# log all console messages
|
||||
bootlogd -p /run/bootlogd.pid
|
||||
|
||||
run_hook sysinit_start
|
||||
|
||||
if [[ $HOSTNAME ]]; then
|
||||
stat_busy "Setting hostname: $HOSTNAME"
|
||||
echo "$HOSTNAME" >| /proc/sys/kernel/hostname && stat_done || stat_fail
|
||||
fi
|
||||
|
||||
HWCLOCK_PARAMS="--systz"
|
||||
|
||||
if [[ $HARDWARECLOCK ]]; then
|
||||
|
||||
[[ -f /etc/adjtime ]] && { read ; read ; read ADJTIME; } < /etc/adjtime
|
||||
|
||||
if [[ $ADJTIME == 'LOCAL' ]]; then
|
||||
if [[ $HARDWARECLOCK == 'UTC' ]]; then
|
||||
printf "${C_FAIL}/etc/rc.conf says the RTC is in UTC, but /etc/adjtime says it is in localtime.\n${C_OTHER}."
|
||||
fi
|
||||
else
|
||||
if [[ $HARDWARECLOCK == 'LOCALTIME' ]]; then
|
||||
printf "${C_FAIL}/etc/rc.conf says the RTC is in localtime, but hwclock (/etc/adjtime) thinks it is in UTC.\n${C_OTHER}."
|
||||
fi
|
||||
fi
|
||||
|
||||
case $HARDWARECLOCK in
|
||||
UTC) HWCLOCK_PARAMS+=" --utc --noadjfile";;
|
||||
localtime) HWCLOCK_PARAMS+=" --localtime --noadjfile";;
|
||||
*) HWCLOCK_PARAMS="";;
|
||||
esac
|
||||
fi
|
||||
|
||||
if [[ $HWCLOCK_PARAMS ]]; then
|
||||
stat_busy "Adjusting system time and setting kernel time zone"
|
||||
|
||||
# Adjust the system time for time zone offset if rtc is not in UTC, as
|
||||
# filesystem checks can depend on system time. This also sets the kernel
|
||||
# time zone, used by e.g. vfat.
|
||||
|
||||
if [[ $TIMEZONE ]]; then
|
||||
export TZ=$TIMEZONE
|
||||
fi
|
||||
|
||||
hwclock $HWCLOCK_PARAMS && stat_done || stat_fail
|
||||
|
||||
unset TZ
|
||||
fi
|
||||
|
||||
# Start/trigger udev, load MODULES, and settle udev
|
||||
udevd_modprobe sysinit
|
||||
|
||||
# this must be done after udev has loaded the KMS modules
|
||||
#status 'Configuring virtual consoles' /usr/lib/systemd/systemd-vconsole-setup
|
||||
if [[ ${LOCALE,,} =~ utf || $LOCALE == C ]]; then
|
||||
stat_busy "Setting Consoles to UTF-8 mode"
|
||||
# UTF-8 consoles are default since 2.6.24 kernel
|
||||
# this code is needed not only for older kernels,
|
||||
# but also when user has set vt.default_utf8=0 but LOCALE is *.UTF-8.
|
||||
for i in /dev/tty[0-9]*; do
|
||||
kbd_mode -u -C ${i}
|
||||
printf "\e%%G" > ${i}
|
||||
done
|
||||
echo 1 >| /sys/module/vt/parameters/default_utf8
|
||||
stat_done
|
||||
else
|
||||
stat_busy "Setting Consoles to legacy mode"
|
||||
# make non-UTF-8 consoles work on 2.6.24 and newer kernels
|
||||
for i in /dev/tty[0-9]*; do
|
||||
kbd_mode -a -C ${i}
|
||||
printf "\e%%@" > ${i}
|
||||
done
|
||||
echo 0 >| /sys/module/vt/parameters/default_utf8
|
||||
stat_done
|
||||
fi
|
||||
|
||||
if [[ -z $CONSOLEFONT && -z $CONSOLEMAP && -s /etc/vconsole.conf ]]; then
|
||||
parse_envfile /etc/vconsole.conf "${vconsolevars[@]}"
|
||||
[[ $FONT ]] && CONSOLEFONT=$FONT
|
||||
[[ $FONT_MAP ]] && CONSOLEMAP=$FONT_MAP
|
||||
fi
|
||||
|
||||
# Set console font and keymap if required
|
||||
[[ $CONSOLEFONT ]] &&
|
||||
status "Loading Console Font: $CONSOLEFONT" set_consolefont
|
||||
[[ $KEYMAP ]] &&
|
||||
status "Loading Keyboard Map: $KEYMAP" loadkeys -q $KEYMAP
|
||||
|
||||
# bring up the loopback interface
|
||||
[[ -d /sys/class/net/lo ]] &&
|
||||
status "Bringing up loopback interface" ip link set up dev lo
|
||||
|
||||
# FakeRAID devices detection
|
||||
[[ $USEDMRAID = [Yy][Ee][Ss] && -x $(type -P dmraid) ]] &&
|
||||
status "Activating FakeRAID arrays" dmraid -i -ay
|
||||
|
||||
# Activate LVM2 groups, if any
|
||||
activate_vgs
|
||||
|
||||
# Set up non-root encrypted partition mappings
|
||||
if [[ -f /etc/crypttab ]] && type -p cryptsetup >/dev/null; then
|
||||
read_crypttab do_unlock
|
||||
# Maybe someone has LVM on an encrypted block device
|
||||
activate_vgs
|
||||
fi
|
||||
|
||||
# Check filesystems
|
||||
run_hook sysinit_prefsck
|
||||
if [[ -x $(type -P fsck) ]]; then
|
||||
stat_busy "Checking filesystems"
|
||||
fsck_all >|"${FSCK_OUT:-/dev/stdout}" 2>|"${FSCK_ERR:-/dev/stdout}"
|
||||
declare -r fsckret=$?
|
||||
(( fsckret <= 1 )) && stat_done || stat_fail
|
||||
else
|
||||
declare -r fsckret=0
|
||||
fi
|
||||
run_hook sysinit_postfsck
|
||||
|
||||
# Single-user login and/or automatic reboot if needed
|
||||
fsck_reboot $fsckret
|
||||
|
||||
#status "Remounting root and API filesystems" \
|
||||
# /usr/lib/systemd/systemd-remount-fs
|
||||
status "Remounting Root" \
|
||||
mount -o remount /
|
||||
|
||||
# Now mount all the local filesystems
|
||||
run_hook sysinit_premount
|
||||
status "Mounting local filesystems" \
|
||||
mount_all
|
||||
run_hook sysinit_postmount
|
||||
|
||||
# Enable monitoring of LVM2 groups, now that the filesystems are mounted rw
|
||||
[[ $USELVM = [Yy][Ee][Ss] && -x $(type -P lvm) && -d /sys/block ]] &&
|
||||
status "Activating monitoring of LVM2 groups" \
|
||||
vgchange --monitor y >/dev/null
|
||||
|
||||
status "Activating swap" swapon -a
|
||||
|
||||
[[ $TIMEZONE ]] && status "Configuring time zone" set_timezone "$TIMEZONE"
|
||||
|
||||
#status 'Initializing random seed' /usr/lib/systemd/systemd-random-seed load
|
||||
[[ -f $RANDOM_SEED ]] &&
|
||||
status "Initializing Random Seed" \
|
||||
cp $RANDOM_SEED /dev/urandom
|
||||
|
||||
# Remove leftover files
|
||||
remove_leftover
|
||||
|
||||
stat_busy "Saving dmesg log"
|
||||
if [[ -e /proc/sys/kernel/dmesg_restrict ]] &&
|
||||
(( $(< /proc/sys/kernel/dmesg_restrict) == 1 )); then
|
||||
install -Tm 0600 <( dmesg ) /var/log/dmesg.log
|
||||
else
|
||||
install -Tm 0644 <( dmesg ) /var/log/dmesg.log
|
||||
fi
|
||||
(( $? == 0 )) && stat_done || stat_fail
|
||||
|
||||
run_hook sysinit_end
|
||||
|
||||
# End of file
|
||||
# vim: set ts=2 sw=2 noet:
|
||||
Reference in New Issue
Block a user