125 lines
4.1 KiB
Bash
125 lines
4.1 KiB
Bash
#!/bin/sh /etc/rc.common
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USE_PROCD=1
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START=97
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STOP=01
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append_string() {
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varname="$1"
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add="$2"
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separator="${3:- }"
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actual
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eval "actual=\$$varname"
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new="${actual:+$actual$separator}$add"
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eval "$varname=\$new"
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}
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time_to_seconds() {
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time=$1
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{ [ "$time" -ge 1 ] 2> /dev/null && seconds="$time"; } ||
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{ [ "${time%s}" -ge 1 ] 2> /dev/null && seconds="${time%s}"; } ||
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{ [ "${time%m}" -ge 1 ] 2> /dev/null && seconds=$((${time%m} * 60)); } ||
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{ [ "${time%h}" -ge 1 ] 2> /dev/null && seconds=$((${time%h} * 3600)); } ||
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{ [ "${time%d}" -ge 1 ] 2> /dev/null && seconds=$((${time%d} * 86400)); }
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echo $seconds
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unset seconds
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unset time
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}
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config_watchcat() {
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# Read config
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config_get period "$1" period "120"
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config_get mode "$1" mode "ping_reboot"
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config_get pinghosts "$1" pinghosts "8.8.8.8"
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config_get pingperiod "$1" pingperiod "60"
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config_get forcedelay "$1" forcedelay "60"
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config_get pingsize "$1" pingsize "standard"
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config_get interface "$1" interface
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config_get mmifacename "$1" mmifacename
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config_get_bool unlockbands "$1" unlockbands "0"
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# Fix potential typo in mode and provide backward compatibility.
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[ "$mode" = "allways" ] && mode="periodic_reboot"
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[ "$mode" = "always" ] && mode="periodic_reboot"
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[ "$mode" = "ping" ] && mode="ping_reboot"
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# Checks for settings common to all operation modes
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if [ "$mode" != "periodic_reboot" ] && [ "$mode" != "ping_reboot" ] && [ "$mode" != "restart_iface" ]; then
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append_string "error" "mode must be 'periodic_reboot' or 'ping_reboot' or 'restart_iface'" "; "
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fi
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period="$(time_to_seconds "$period")"
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[ "$period" -ge 1 ] ||
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append_string "error" "period has invalid format. Use time value(ex: '30'; '4m'; '6h'; '2d')" "; "
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# ping_reboot mode and restart_iface mode specific checks
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if [ "$mode" = "ping_reboot" ] || [ "$mode" = "restart_iface" ]; then
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if [ -z "$error" ]; then
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pingperiod_default="$((period / 5))"
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pingperiod="$(time_to_seconds "$pingperiod")"
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if [ "$pingperiod" -ge 0 ] && [ "$pingperiod" -ge "$period" ]; then
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pingperiod="$(time_to_seconds "$pingperiod_default")"
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append_string "warn" "pingperiod cannot be greater than $period. Defaulted to $pingperiod_default seconds (1/5 of period)" "; "
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fi
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if [ "$pingperiod" -lt 0 ]; then
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append_string "warn" "pingperiod cannot be a negative value." "; "
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fi
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if [ "$mmifacename" != "" ] && [ "$period" -lt 30 ]; then
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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."
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fi
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fi
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fi
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# ping_reboot mode and periodic_reboot mode specific checks
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if [ "$mode" = "ping_reboot" ] || [ "$mode" = "periodic_reboot" ]; then
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forcedelay="$(time_to_seconds "$forcedelay")"
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fi
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[ -n "$warn" ] && logger -p user.warn -t "watchcat" "$1: $warn"
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[ -n "$error" ] && {
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logger -p user.err -t "watchcat" "reboot program $1 not started - $error"
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return
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}
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# Need to conditionally run mode functions because they have different signatures
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case "$mode" in
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periodic_reboot)
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procd_open_instance "watchcat_${1}"
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procd_set_param command /usr/bin/watchcat.sh "periodic_reboot" "$period" "$forcedelay"
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procd_set_param respawn ${respawn_threshold:-3600} ${respawn_timeout:-5} ${respawn_retry:-5}
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procd_close_instance
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;;
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ping_reboot)
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procd_open_instance "watchcat_${1}"
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procd_set_param command /usr/bin/watchcat.sh "ping_reboot" "$period" "$forcedelay" "$pinghosts" "$pingperiod" "$pingsize"
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procd_set_param respawn ${respawn_threshold:-3600} ${respawn_timeout:-5} ${respawn_retry:-5}
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procd_close_instance
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;;
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restart_iface)
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procd_open_instance "watchcat_${1}"
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procd_set_param command /usr/bin/watchcat.sh "restart_iface" "$period" "$pinghosts" "$pingperiod" "$pingsize" "$interface" "$mmifacename"
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procd_set_param respawn ${respawn_threshold:-3600} ${respawn_timeout:-5} ${respawn_retry:-5}
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procd_close_instance
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;;
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*)
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echo "Error starting Watchcat service. Invalid mode selection: $mode"
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;;
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esac
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}
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start_service() {
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config_load watchcat
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config_foreach config_watchcat watchcat
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}
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service_triggers() {
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procd_add_reload_trigger "watchcat"
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}
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