#!/bin/sh /etc/rc.common USE_PROCD=1 START=97 STOP=01 append_string() { varname="$1" add="$2" separator="${3:- }" local actual eval "actual=\$$varname" new="${actual:+$actual$separator}$add" eval "$varname=\$new" } time_to_seconds() { time=$1 { [ "$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)); } echo $seconds unset seconds unset time } config_watchcat() { # Read config config_get period "$1" period "120" config_get mode "$1" mode "ping_reboot" config_get pinghosts "$1" pinghosts "8.8.8.8" config_get pingperiod "$1" pingperiod "60" config_get forcedelay "$1" forcedelay "60" config_get pingsize "$1" pingsize "standard" config_get interface "$1" interface config_get mmifacename "$1" mmifacename config_get_bool unlockbands "$1" unlockbands "0" config_get addressfamily "$1" addressfamily "any" config_get script "$1" script # Fix potential typo in mode and provide backward compatibility. [ "$mode" = "allways" ] && mode="periodic_reboot" [ "$mode" = "always" ] && mode="periodic_reboot" [ "$mode" = "ping" ] && mode="ping_reboot" # Checks for settings common to all operation modes if [ "$mode" != "periodic_reboot" ] && [ "$mode" != "ping_reboot" ] && [ "$mode" != "restart_iface" ] && [ "$mode" != "run_script" ]; then append_string "error" "mode must be 'periodic_reboot' or 'ping_reboot' or 'restart_iface' or 'run_script'" "; " fi period="$(time_to_seconds "$period")" [ "$period" -ge 1 ] || append_string "error" "period has invalid format. Use time value(ex: '30'; '4m'; '6h'; '2d')" "; " # ping_reboot mode and restart_iface mode specific checks if [ "$mode" = "ping_reboot" ] || [ "$mode" = "restart_iface" ] || [ "$mode" = "run_script" ]; then if [ -z "$error" ]; then pingperiod_default="$((period / 5))" pingperiod="$(time_to_seconds "$pingperiod")" if [ "$pingperiod" -ge 0 ] && [ "$pingperiod" -ge "$period" ]; then pingperiod="$(time_to_seconds "$pingperiod_default")" append_string "warn" "pingperiod cannot be greater than $period. Defaulted to $pingperiod_default seconds (1/5 of period)" "; " fi if [ "$pingperiod" -lt 0 ]; then append_string "warn" "pingperiod cannot be a negative value." "; " fi if [ "$mmifacename" != "" ] && [ "$period" -lt 30 ]; then append_string "error" "Check interval is less than 30s. For robust operation with ModemManager modem interfaces it is recommended to set the period to at least 30s." fi fi fi if [ "$mode" = "run_script" ] && [ -z "$script" ]; then append_string "error" "run_script mode requires a script" fi # ping_reboot mode and periodic_reboot mode specific checks if [ "$mode" = "ping_reboot" ] || [ "$mode" = "periodic_reboot" ]; then forcedelay="$(time_to_seconds "$forcedelay")" fi [ -n "$warn" ] && logger -p user.warn -t "watchcat" "$1: $warn" [ -n "$error" ] && { logger -p user.err -t "watchcat" "reboot program $1 not started - $error" return } # Need to conditionally run mode functions because they have different signatures case "$mode" in periodic_reboot) procd_open_instance "watchcat_${1}" procd_set_param command /usr/bin/watchcat.sh "periodic_reboot" "$period" "$forcedelay" procd_set_param respawn "${respawn_threshold:-3600}" "${respawn_timeout:-5}" "${respawn_retry:-5}" procd_close_instance ;; ping_reboot) procd_open_instance "watchcat_${1}" procd_set_param command /usr/bin/watchcat.sh "ping_reboot" "$period" "$forcedelay" "$pinghosts" "$pingperiod" "$pingsize" "$addressfamily" procd_set_param respawn "${respawn_threshold:-3600}" "${respawn_timeout:-5}" "${respawn_retry:-5}" procd_close_instance ;; restart_iface) procd_open_instance "watchcat_${1}" procd_set_param command /usr/bin/watchcat.sh "restart_iface" "$period" "$pinghosts" "$pingperiod" "$pingsize" "$interface" "$mmifacename" "$unlockbands" "$addressfamily" procd_set_param respawn "${respawn_threshold:-3600}" "${respawn_timeout:-5}" "${respawn_retry:-5}" procd_close_instance ;; run_script) procd_open_instance "watchcat_${1}" procd_set_param command /usr/bin/watchcat.sh "run_script" "$period" "$pinghosts" "$pingperiod" "$pingsize" "$interface" "$addressfamily" "$script" procd_set_param respawn "${respawn_threshold:-3600}" "${respawn_timeout:-5}" "${respawn_retry:-5}" procd_close_instance ;; *) echo "Error starting Watchcat service. Invalid mode selection: $mode" ;; esac } start_service() { config_load watchcat config_foreach config_watchcat watchcat } service_triggers() { procd_add_reload_trigger "watchcat" }