openwrt-packages/net/banip/files/banip.init

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#!/bin/sh /etc/rc.common
# Copyright (c) 2018-2021 Dirk Brenken (dev@brenken.org)
# This is free software, licensed under the GNU General Public License v3.
# (s)hellcheck exceptions
# shellcheck disable=1091,2034,3043,3057,3060
START=30
USE_PROCD=1
if type extra_command >/dev/null 2>&1; then
extra_command "refresh" "Refresh ipsets without new list downloads"
extra_command "suspend" "Suspend banIP processing"
extra_command "resume" "Resume banIP processing"
extra_command "query" "<IP> Query active banIP IPSets for a specific IP address"
extra_command "report" "[<cli>|<mail>|<gen>|<json>] Print banIP related IPset statistics"
extra_command "list" "[<add>|<add_asn>|<add_country>|<remove>|<remove_asn>|<remove_country>] <source(s)> List/Edit available sources"
extra_command "timer" "[<add> <tasks> <hour> [<minute>] [<weekday>]]|[<remove> <line no.>] List/Edit cron update intervals"
else
EXTRA_COMMANDS="status refresh suspend resume query report list timer version"
EXTRA_HELP=" status Service status
refresh Refresh ipsets without new list downloads
suspend Suspend banIP processing
resume Resume banIP processing
query <IP> Query active banIP IPSets for a specific IP address
report [<cli>|<mail>|<gen>|<json>] Print banIP related IPset statistics
list [<add>|<add_asn>|<add_country>|<remove>|<remove_asn>|<remove_country>] <source(s)> List/Edit available sources
timer [<add> <tasks> <hour> [<minute>] [<weekday>]]|[<remove> <line no.>] List/Edit cron update intervals"
fi
ban_init="/etc/init.d/banip"
ban_script="/usr/bin/banip.sh"
ban_pidfile="/var/run/banip.pid"
if [ -s "${ban_pidfile}" ] && { [ "${action}" = "start" ] || [ "${action}" = "stop" ] ||
[ "${action}" = "restart" ] || [ "${action}" = "reload" ] || [ "${action}" = "refresh" ] ||
[ "${action}" = "suspend" ] || [ "${action}" = "resume" ] || [ "${action}" = "query" ] ||
{ [ "${action}" = "list" ] && [ -n "${1}" ]; } || { [ "${action}" = "report" ] && [ "${1}" != "json" ]; }; }; then
exit 0
fi
boot() {
: >"${ban_pidfile}"
rc_procd start_service
}
start_service() {
if "${ban_init}" enabled; then
if [ "${action}" = "boot" ]; then
return 0
fi
procd_open_instance "banip"
procd_set_param command "${ban_script}" "${@}"
procd_set_param pidfile "${ban_pidfile}"
procd_set_param nice "$(uci_get banip global ban_nice "0")"
procd_set_param stdout 1
procd_set_param stderr 1
procd_close_instance
fi
}
version() {
rc_procd "${ban_script}" version
}
refresh() {
rc_procd start_service refresh
}
reload_service() {
rc_procd start_service reload
}
stop_service() {
rc_procd "${ban_script}" stop
}
restart() {
rc_procd start_service restart
}
suspend() {
rc_procd start_service suspend
}
resume() {
rc_procd start_service resume
}
query() {
rc_procd "${ban_script}" query "${1}"
}
list() {
local src_archive src_file src_enabled key name enabled focus descurl url_4 rule_4 url_6 rule_6 action="${1}"
if [ "${action%_*}" = "add" ] || [ "${action%_*}" = "remove" ]; then
shift
for name in "${@}"; do
case "${action}" in
"add")
if ! uci_get banip global ban_sources | grep -q "${name}"; then
uci_add_list banip global ban_sources "${name}"
printf "%s\n" "::: banIP source '${name}' added to config"
fi
;;
"remove")
if uci_get banip global ban_sources | grep -q "${name}"; then
uci_remove_list banip global ban_sources "${name}"
printf "%s\n" "::: banIP source '${name}' removed from config"
fi
;;
"add_asn")
if ! uci_get banip global ban_asns | grep -q "${name}"; then
uci_add_list banip global ban_asns "${name}"
printf "%s\n" "::: banIP asn '${name}' added to config"
fi
;;
"remove_asn")
if uci_get banip global ban_asns | grep -q "${name}"; then
uci_remove_list banip global ban_asns "${name}"
printf "%s\n" "::: banIP asn '${name}' removed from config"
fi
;;
"add_country")
if ! uci_get banip global ban_countries | grep -q "${name}"; then
uci_add_list banip global ban_countries "${name}"
printf "%s\n" "::: banIP country '${name}' added to config"
fi
;;
"remove_country")
if uci_get banip global ban_countries | grep -q "${name}"; then
uci_remove_list banip global ban_countries "${name}"
printf "%s\n" "::: banIP country '${name}' removed from config"
fi
;;
esac
done
if [ -n "$(uci -q changes banip)" ]; then
uci_commit banip
"${ban_init}" start
fi
else
src_archive="$(uci_get banip global ban_srcarc "/etc/banip/banip.sources.gz")"
src_file="$(uci_get banip global ban_srcfile "/tmp/ban_sources.json")"
src_enabled="$(uci -q show banip.global.ban_sources)"
if [ -r "${src_archive}" ]; then
zcat "${src_archive}" >"${src_file}"
else
printf "%s\n" "::: banIP source archive '${src_archive}' not found"
fi
if [ -r "${src_file}" ]; then
src_enabled="${src_enabled#*=}"
src_enabled="${src_enabled//\'/}"
printf "%s\n" "::: Available banIP sources"
printf "%s\n" ":::"
printf "%-25s%-10s%-36s%s\n" " Name" "Enabled" "Focus" "Info URL"
printf "%s\n" " ---------------------------------------------------------------------------"
json_load_file "${src_file}"
json_get_keys keylist
for key in ${keylist}; do
json_select "${key}"
json_get_var focus "focus"
json_get_var descurl "descurl"
json_get_var url_4 "url_4"
json_get_var rule_4 "rule_4"
json_get_var url_6 "url_6"
json_get_var rule_6 "rule_6"
if { [ -n "${url_4}" ] && [ -n "${rule_4}" ]; } || { [ -n "${url_6}" ] && [ -n "${rule_6}" ]; }; then
if printf "%s" "${src_enabled}" | grep -q "${key}"; then
enabled="x"
else
enabled=" "
fi
src_enabled="${src_enabled/${key}/}"
printf " + %-21s%-10s%-36s%s\n" "${key:0:20}" "${enabled}" "${focus:0:35}" "${descurl:0:50}"
else
src_enabled="${src_enabled} ${key}"
fi
json_select ..
done
asn_list="$(uci_get banip global ban_asns "-")"
country_list="$(uci_get banip global ban_countries "-")"
printf "%s\n" " ---------------------------------------------------------------------------"
printf " * %s\n" "Configured ASNs: ${asn_list// /, }"
printf " * %s\n" "Configured Countries: ${country_list// /, }"
if [ -n "${src_enabled// /}" ]; then
printf "%s\n" " ---------------------------------------------------------------------------"
printf "%s\n" " Sources without valid configuration"
printf "%s\n" " ---------------------------------------------------------------------------"
for key in ${src_enabled}; do
printf " - %s\n" "${key:0:20}"
done
fi
else
printf "%s\n" "::: banIP source file '${src_file}' not found"
fi
fi
}
status() {
status_service
}
status_service() {
local key keylist type value index_value values rtfile
rtfile="$(uci_get banip global ban_rtfile "/tmp/ban_runtime.json")"
json_load_file "${rtfile}" >/dev/null 2>&1
json_get_keys keylist
if [ -n "${keylist}" ]; then
printf "%s\n" "::: banIP runtime information"
for key in ${keylist}; do
json_get_var value "${key}" >/dev/null 2>&1
if [ "${key%_*}" = "active" ]; then
printf " + %-15s : " "${key}"
json_select "${key}" >/dev/null 2>&1
values=""
index=1
while json_get_type type "${index}" && [ "${type}" = "object" ]; do
json_get_values index_value "${index}" >/dev/null 2>&1
if [ "${index}" = "1" ]; then
values="${index_value}"
else
values="${values}, ${index_value}"
fi
index=$((index + 1))
done
values="$(printf "%s" "${values}" | awk '{NR=1;max=98;if(length($0)>max+1)while($0){if(NR==1){print substr($0,1,max)}else{printf"%-22s%s\n","",substr($0,1,max)}{$0=substr($0,max+1);NR=NR+1}}else print}')"
printf "%s\n" "${values:-"-"}"
json_select ".."
else
printf " + %-15s : %s\n" "${key}" "${value:-"-"}"
fi
done
else
printf "%s\n" "::: no banIP runtime information available"
fi
}
report() {
rc_procd "${ban_script}" report "${1:-"cli"}"
}
timer() {
local cron_file cron_content cron_lineno action="${1:-"list"}" cron_tasks="${2}" hour="${3}" minute="${4:-0}" weekday="${5:-"*"}"
cron_file="/etc/crontabs/root"
if [ -s "${cron_file}" ] && [ "${action}" = "list" ]; then
awk '{print NR "> " $0}' "${cron_file}"
elif [ "${action}" = "add" ]; then
hour="${hour//[[:alpha:]]/}"
minute="${minute//[[:alpha:]]/}"
if [ -n "${cron_tasks}" ] && [ -n "${hour}" ] && [ -n "${minute}" ] && [ -n "${weekday}" ] &&
[ "${hour}" -ge 0 ] && [ "${hour}" -le 23 ] &&
[ "${minute}" -ge 0 ] && [ "${minute}" -le 59 ]; then
printf "%02d %02d %s\n" "${minute}" "${hour}" "* * ${weekday} ${ban_init} ${cron_tasks}" >>"${cron_file}"
/etc/init.d/cron restart
fi
elif [ -s "${cron_file}" ] && [ "${action}" = "remove" ]; then
cron_tasks="${cron_tasks//[[:alpha:]]/}"
cron_lineno="$(awk 'END{print NR}' "${cron_file}")"
cron_content="$(awk '{print $0}' "${cron_file}")"
if [ "${cron_tasks:-"0"}" -le "${cron_lineno:-"1"}" ] && [ -n "${cron_content}" ]; then
printf "%s\n" "${cron_content}" | awk "NR!~/^${cron_tasks}$/" >"${cron_file}"
/etc/init.d/cron restart
fi
fi
}
service_triggers() {
local iface delay
iface="$(uci_get banip global ban_trigger)"
delay="$(uci_get banip global ban_triggerdelay "5")"
PROCD_RELOAD_DELAY=$((delay * 1000))
if [ -z "${iface}" ]; then
. "/lib/functions/network.sh"
network_find_wan iface
if [ -n "${iface}" ]; then
uci_set banip global ban_trigger "${iface}"
uci_commit "banip"
fi
fi
if [ -n "${iface}" ]; then
procd_add_interface_trigger "interface.*.up" "${iface}" "${ban_init}" "start"
fi
procd_add_reload_trigger "banip"
}