_system(){ _system_${1:-s} "$2" "$3" tem_.*\)()/\1/p" /etc/kalua/system|sort ;} _system_s(){ _system_show ;} _system_include(){ :;} _system_crashreboot() { local funcname="system_crashreboot" local reason_long="$1" local unixtime file reason /bin/echo "parent: $0 $funcname() reason: '$reason_long'" >/dev/console case "$reason_long" in [0-9a-zA-Z]) reason="$reason_long" ;; *) case "$reason_long" in nightly_reboot) reason=0 ;; switch_error) reason=1 ;; network_hangs) reason=2 ;; overload) reason=3 ;; olsrd_missing) reason=4 ;; conntrack_full) reason=5 ;; flappy_ether) reason=6 ;; flappy_olsr) reason=7 ;; old_lockfile) reason=8 ;; ""|manual) reason=9 ;; *) reason=${#reason_long} [ $reason -gt 9 ] && reason=9 ;; esac ;; esac reason="ux${reason}" unixtime="$( /bin/date +%s )" file="/tmp/${reason},$(( $unixtime + 30 )),.sh" # CPU: 0 PID: 23018 Comm: ux0,1381076626, Not tainted 3.10.15 [ -e '/www/CRASHLOG_WORKS' ] || echo "$funcname() reason: $reason_long" >>'/www/everlasting_syslog.txt' # fixme, use internal commands for "sleep"? echo >"$file" '#!/bin/sh' cat >>"$file" </proc/sysrq-trigger /bin/sleep 10 /sbin/reboot -f EOF /bin/chmod +x "$file" && "$file" } _system_maintenance_window_active() { case "$( date +%H )" in 02|03|04) return 0 ;; esac test -e /tmp/MAINTENANCE } _system_architecture() { if [ -e "/etc/opkg.conf" ] then grep ^"src/gz.*/packages"$ "/etc/opkg.conf" | sed 's|^.*/\([a-z0-9]*\)/packages|\1|' else _software package_status kernel | grep ^Architecture: | cut -d' ' -f2 fi } _system_get_first_pid () { local processname="$1" local list_pids="$( pidof $processname )" local pid local max_pid=32767 local min_pid=$max_pid for pid in $list_pids do [ $pid -lt $min_pid ] && { min_pid=$pid } done [ "$max_pid" = "$min_pid" ] || echo $min_pid } _system_globbing () { local STATE="$1" case "$STATE" in off) set -f ;; *) set +f ;; esac } _system_version() { local option="$1" # e.g. "short" local file="/etc/freifunk-release" if [ -e "$file" ] then case "$option" in short) head -n1 "$file" ;; *) grep ^Kit: "$file" ;; esac else if [ -e "/rom/etc/banner" ] then file="/rom/etc/banner" else file="/etc/banner" fi case "$option" in short) sed -n 's/^.*, r\([0-9]*\)[^0-9]*/\1/p' "$file" ;; *) sed -n 's/^.*, r\([0-9]*\)[^0-9]*/git\1/p' "$file" ;; esac fi } _system_reboot_safe() { local FUNC="system_reboot_safe" local REASON="$1" local LOCKFILE="/tmp/SAFE_REBOOT_SCHEDULED" _linklocal wifi_users $WIFIDEV >/dev/null && { _log do $FUNC daemon info "waiting till all wifi-clients disconnect, rescheduling myself" echo -e "#!/bin/sh\nrm \$0\n. /tmp/loader\n_system reboot_safe '$1'" >/tmp/.autorun chmod +x /tmp/.autorun return } [ -e "$LOCKFILE" ] && return touch "$LOCKFILE" _mail stash_for_later_resend cron.monitoring send_alive_message no_antenna_test _log do $FUNC daemon alert "scheduling reboot - reason: '$REASON'" tail -n1 /tmp/ARCHIV_MONITORING | grep -q ^# || { _log do $FUNC daemon info "send_alive_message was unsuccessful, backing up '/tmp/ARCHIV_MONITORING'" local LINENUMBER_LAST_SUCCESS="$( grep -n "^#" /tmp/ARCHIV_MONITORING | tail -n1 | cut -d':' -f1 )" sed -n "$(( $LINENUMBER_LAST_SUCCESS + 1 )),\$p" /tmp/ARCHIV_MONITORING >/www/backup_archiv_node_data } if [ ! -e "/www/SOFTWARE_FULLY_INSTALLED" ] then _log do $FUNC daemon info "safing syslog to '/www/SYSLOG_SAFED'" grep -v "kern.err olsrd" /var/log/messages >/www/SYSLOG_SAFED # we don't need the "add route/del route" errors else [ "$REASON" = "nightly" ] || { _log do $FUNC daemon info "safing last 100 lines of syslog to '/www/SYSLOG_SAFED'" grep -v "kern.err olsrd" /var/log/messages | tail -n 100 >/www/SYSLOG_SAFED } fi _log do $FUNC daemon info "flash free: '$( _system_flash_free )', rebooting in 10 sec" [ "$( uci get network.wan.proto )" = "dhcp" ] && { ifup wan } _system_crashreboot "$REASON" } _system_load() { local time="${1:-1min}" local format="$2" local cpuload decimals nop out oldIFS case "$time" in '1min') oldIFS="$IFS"; IFS='. '; read cpuload decimals nop /proc/sys/vm/drop_caches } } while read line do case $line in 'MemFree:'*) set -- $line mem=$2 ;; 'Buffers:'*) set -- $line mem=$(( ($mem + $2) * 1024 )) break ;; esac done