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watchcat: add with myself as maintainer

Signed-off-by: Roger D rogerdammit@gmail.com
lilik-openwrt-22.03
Roger 10 years ago
parent
commit
f749bd7237
4 changed files with 231 additions and 0 deletions
  1. +44
    -0
      utils/watchcat/Makefile
  2. +108
    -0
      utils/watchcat/files/initd_watchcat
  3. +10
    -0
      utils/watchcat/files/uci_defaults_watchcat
  4. +69
    -0
      utils/watchcat/files/watchcat.sh

+ 44
- 0
utils/watchcat/Makefile View File

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#
# Copyright (C) 2010 segal.di.ubi.pt
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk
PKG_NAME:=watchcat
PKG_VERSION:=1
PKG_RELEASE:=5
PKG_MAINTAINER:=Roger D <rogerdammit@gmail.com>
include $(INCLUDE_DIR)/package.mk
define Package/watchcat
SECTION:=utils
CATEGORY:=Utilities
TITLE:=Enable the configuration of programed reboots
endef
define Package/watchcat/description
Allows to configure a periodically reboot, or after loosing internet connectivity. Configured trough UCI /etc/config/system.
endef
define Package/watchcat/conffiles
/etc/config/system
endef
define Build/Compile
endef
define Package/watchcat/install
$(INSTALL_DIR) $(1)/etc/init.d
$(INSTALL_BIN) ./files/initd_watchcat $(1)/etc/init.d/watchcat
$(INSTALL_DIR) $(1)/usr/bin
$(INSTALL_BIN) ./files/watchcat.sh $(1)/usr/bin/watchcat.sh
$(INSTALL_DIR) $(1)/etc/uci-defaults
$(INSTALL_BIN) ./files/uci_defaults_watchcat $(1)/etc/uci-defaults/50-watchcat
endef
$(eval $(call BuildPackage,watchcat))

+ 108
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utils/watchcat/files/initd_watchcat View File

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#!/bin/sh /etc/rc.common
START=97
PIDFILE="/tmp/run/watchcat"
append_string() {
local varname="$1"; local add="$2"; local separator="${3:- }"; local actual
eval "actual=\$$varname"
new="${actual:+$actual$separator}$add"
eval "$varname=\$new"
}
timetoseconds() {
local time=$1
unset seconds
{ [ "$time" -ge 1 ] 2> /dev/null && seconds="$time"; } || \
{ [ "${time%s}" -ge 1 ] 2> /dev/null && seconds="${time%s}"; } || \
{ [ "${time%m}" -ge 1 ] 2> /dev/null && seconds=$((${time%m}*60)); } || \
{ [ "${time%h}" -ge 1 ] 2> /dev/null && seconds=$((${time%h}*3600)); } || \
{ [ "${time%d}" -ge 1 ] 2> /dev/null && seconds=$((${time%d}*86400)); }
}
load_watchcat() {
config_get period $1 period
config_get mode $1 mode "allways"
config_get pinghosts $1 pinghosts "8.8.8.8"
config_get pingperiod $1 pingperiod
config_get forcedelay $1 forcedelay "0"
error=""
timetoseconds "$period"
period="$seconds"
[ "$period" -ge 1 ] \
|| append_string "error" 'period is not a valid time value (ex: "30"; "4m"; "6h"; "2d")' "; "
[ "$mode" = "allways" -o "$mode" = "ping" ] \
|| append_string "error" "mode must be 'allways' or 'ping'" "; "
[ -n "$pinghosts" -o "$mode" = "allways" ] \
|| append_string "error" "pinghosts must be set when in 'ping' mode" "; "
[ "$mode" = "ping" ] && {
if [ -n "$pingperiod" ]
then
timetoseconds "$pingperiod"
pingperiod="$seconds"
if [ "$pingperiod" -ge 0 ]
then
[ "$pingperiod" -le "$period" ] \
|| append_string "error" "pingperiod must be less than period" "; "
else
append_string "error" 'pingperiod is not a valid time value (ex: "30"; "4m"; "6h"; "2d")' "; "
fi
else
pingperiod="$((period/20))"
fi
}
[ "$pingperiod" -lt "$period" -o "$mode" = "allways" ] \
|| append_string "error" "pingperiod is not recognized" "; "
[ "$forcedelay" -ge 0 ] \
|| append_string "error" "forcedelay must be a integer greater or equal than 0, where 0 means disabled" "; "
[ -n "$error" ] && { logger -p user.err -t "watchcat" "reboot program $1 not started - $error"; return; }
if [ "$mode" = "allways" ]
then
/usr/bin/watchcat.sh "allways" "$period" "$forcedelay" &
logger -p user.info -t "wathchat" "started task (mode=$mode;period=$period;forcedelay=$forcedelay)"
else
/usr/bin/watchcat.sh "period" "$period" "$forcedelay" "$pinghosts" "$pingperiod" &
logger -p user.info -t "wathchat" "started task (mode=$mode;period=$period;pinghosts=$pinghosts;pingperiod=$pingperiod;forcedelay=$forcedelay)"
fi
echo $! >> "${PIDFILE}.pids"
}
stop() {
if [ -f "${PIDFILE}.pids" ]
then
logger -p user.info -t "watchcat" "stopping all tasks"
while read pid
do
kill "$pid"
done < "${PIDFILE}.pids"
rm "${PIDFILE}.pids"
logger -p user.info -t "watchcat" "all tasks stopped"
else
logger -p user.info -t "watchcat" "no tasks running"
fi
}
start() {
[ -f "${PIDFILE}.pids" ] && stop
config_load system
if [ -n "$(uci show system.@watchcat[0])" ] # at least one watchcat section exists
then
logger -p user.info -t "watchcat" "starting all tasks"
config_foreach load_watchcat watchcat
logger -p user.info -t "watchcat" "all tasks started"
else
logger -p user.info -t "watchcat" "no tasks defined"
fi
}

+ 10
- 0
utils/watchcat/files/uci_defaults_watchcat View File

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#!/bin/sh
uci -q show system.@watchcat[0] || {
uci add system watchcat
uci set system.@watchcat[0].period=6h
uci set system.@watchcat[0].mode=ping
uci set system.@watchcat[0].pinghosts=8.8.8.8
uci set system.@watchcat[0].forcedelay=30
uci commit
}

+ 69
- 0
utils/watchcat/files/watchcat.sh View File

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#!/bin/sh
mode="$1"
shutdown_now() {
local forcedelay="$1"
reboot &
[ "$forcedelay" -ge 1 ] && {
sleep "$forcedelay"
echo b > /proc/sysrq-trigger # Will immediately reboot the system without syncing or unmounting your disks.
}
}
watchcat_allways() {
local period="$1"; local forcedelay="$2"
sleep "$period" && shutdown_now "$forcedelay"
}
watchcat_ping() {
local period="$1"; local forcedelay="$2"; local pinghosts="$3"; local pingperiod="$4"
time_now="$(cat /proc/uptime)"
time_now="${time_now%%.*}"
time_lastcheck="$time_now"
time_lastcheck_withinternet="$time_now"
while true
do
# account for the time ping took to return. With a ping time of 5s, ping might take more than that, so it is important to avoid even more delay.
time_now="$(cat /proc/uptime)"
time_now="${time_now%%.*}"
time_diff="$((time_now-time_lastcheck))"
[ "$time_diff" -lt "$pingperiod" ] && {
sleep_time="$((pingperiod-time_diff))"
sleep "$sleep_time"
}
time_now="$(cat /proc/uptime)"
time_now="${time_now%%.*}"
time_lastcheck="$time_now"
for host in "$pinghosts"
do
if ping -c 1 "$host" &> /dev/null
then
time_lastcheck_withinternet="$time_now"
else
time_diff="$((time_now-time_lastcheck_withinternet))"
logger -p daemon.info -t "watchcat[$$]" "no internet connectivity for $time_diff seconds. Reseting when reaching $period"
fi
done
time_diff="$((time_now-time_lastcheck_withinternet))"
[ "$time_diff" -ge "$period" ] && shutdown_now "$forcedelay"
done
}
if [ "$mode" = "allways" ]
then
watchcat_allways "$2" "$3"
else
watchcat_ping "$2" "$3" "$4" "$5"
fi

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