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