banip: update 0.3.7
* fix a logical glitch in the hotplug event handler * properly handle fatal iptables errors - even in subshells Signed-off-by: Dirk Brenken <dev@brenken.org>
This commit is contained in:
Dirk Brenken
parent
72fba3a17b
commit
49b43b81e8
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@ -6,7 +6,7 @@
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include $(TOPDIR)/rules.mk
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PKG_NAME:=banip
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PKG_VERSION:=0.3.6
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PKG_VERSION:=0.3.7
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PKG_RELEASE:=1
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PKG_LICENSE:=GPL-3.0-or-later
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PKG_MAINTAINER:=Dirk Brenken <dev@brenken.org>
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@ -1,11 +1,12 @@
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#!/bin/sh
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#
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[ "${ACTION}" != "add" ] && exit 0
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ban_pidfile="/var/run/banip.pid"
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ban_enabled="$(/etc/init.d/banip enabled; printf "%u" "${?}")"
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if [ "${ban_enabled}" = "1" ] || [ ! -f "${ban_pidfile}" ] || [ -s "${ban_pidfile}" ] || [ "${ACTION}" != "add" ]
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if [ "${ban_enabled}" = "0" ] && [ ! -s "${ban_pidfile}" ]
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then
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exit 0
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else
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/etc/init.d/banip refresh
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fi
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exit 0
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@ -13,7 +13,7 @@
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#
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LC_ALL=C
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PATH="/usr/sbin:/usr/bin:/sbin:/bin"
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ban_ver="0.3.6"
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ban_ver="0.3.7"
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ban_basever=""
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ban_enabled=0
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ban_automatic="1"
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@ -341,7 +341,7 @@ f_iptrule()
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if { [ "${rc}" -ne 0 ] && { [ "${action}" = "-A" ] || [ "${action}" = "-I" ]; } } || \
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{ [ "${rc}" -eq 0 ] && [ "${action}" = "-D" ]; }
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then
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"${ban_ipt6}" "${timeout}" "${action}" ${rule}
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"${ban_ipt6}" "${timeout}" "${action}" ${rule} 2>/dev/null
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fi
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fi
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else
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@ -352,10 +352,15 @@ f_iptrule()
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if { [ "${rc}" -ne 0 ] && { [ "${action}" = "-A" ] || [ "${action}" = "-I" ]; } } || \
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{ [ "${rc}" -eq 0 ] && [ "${action}" = "-D" ]; }
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then
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"${ban_ipt}" "${timeout}" "${action}" ${rule}
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"${ban_ipt}" "${timeout}" "${action}" ${rule} 2>/dev/null
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fi
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fi
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fi
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if [ "${?}" -ne 0 ]
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then
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> "${tmp_err}"
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f_log "info" "can't create iptables rule: action: '${action:-"-"}', rule: '${rule:-"-"}'"
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fi
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}
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# remove/add iptables rules
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@ -455,7 +460,8 @@ f_ipset()
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"initial")
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if [ -x "${ban_ipt}" ] && [ -z "$("${ban_ipt}" "${timeout}" -nL "${ban_chain}" 2>/dev/null)" ]
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then
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"${ban_ipt}" "${timeout}" -N "${ban_chain}"
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"${ban_ipt}" "${timeout}" -N "${ban_chain}" 2>/dev/null
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out_rc="${?}"
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elif [ -x "${ban_ipt}" ]
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then
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src_name="ruleset"
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@ -467,7 +473,8 @@ f_ipset()
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fi
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if [ -x "${ban_ipt6}" ] && [ -z "$("${ban_ipt6}" "${timeout}" -nL "${ban_chain}" 2>/dev/null)" ]
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then
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"${ban_ipt6}" "${timeout}" -N "${ban_chain}"
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"${ban_ipt6}" "${timeout}" -N "${ban_chain}" 2>/dev/null
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out_rc="${?}"
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elif [ -x "${ban_ipt6}" ]
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then
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src_name="ruleset_6"
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@ -477,7 +484,9 @@ f_ipset()
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f_iptrule "-D" "${rule} -j ${ban_chain}"
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done
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fi
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f_log "debug" "f_ipset ::: name: -, mode: ${mode:-"-"}, chain: ${ban_chain:-"-"}, ruleset: ${ruleset:-"-"}, ruleset_6: ${ruleset_6:-"-"}"
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out_rc="${out_rc:-"${in_rc}"}"
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f_log "debug" "f_ipset ::: name: -, mode: ${mode:-"-"}, chain: ${ban_chain:-"-"}, ruleset: ${ruleset:-"-"}, ruleset_6: ${ruleset_6:-"-"}, out_rc: ${out_rc}"
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return "${out_rc}"
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;;
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"create")
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if [ -x "${ban_ipset}" ]
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@ -508,6 +517,7 @@ f_ipset()
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end_ts="$(date +%s)"
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out_rc="${out_rc:-"${in_rc}"}"
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f_log "debug" "f_ipset ::: name: ${src_name:-"-"}, mode: ${mode:-"-"}, settype: ${src_settype:-"-"}, setipv: ${src_setipv:-"-"}, ruletype: ${src_ruletype:-"-"}, count(sum/ip/cidr): ${cnt}/${cnt_ip}/${cnt_cidr}, time: $((end_ts-start_ts)), out_rc: ${out_rc}"
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return "${out_rc}"
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;;
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"refresh")
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if [ -x "${ban_ipset}" ] && [ -n "$("${ban_ipset}" -q -n list "${src_name}")" ]
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@ -543,15 +553,15 @@ f_ipset()
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[ -n "$("${ban_ipt}" "${timeout}" -nL "${ban_chain}" 2>/dev/null)" ]
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then
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"${ban_ipt_save}" | grep -v -- "-j ${ban_chain}" | "${ban_ipt_restore}"
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"${ban_ipt}" "${timeout}" -F "${ban_chain}"
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"${ban_ipt}" "${timeout}" -X "${ban_chain}"
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"${ban_ipt}" "${timeout}" -F "${ban_chain}" 2>/dev/null
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"${ban_ipt}" "${timeout}" -X "${ban_chain}" 2>/dev/null
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fi
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if [ -x "${ban_ipt6}" ] && [ -x "${ban_ipt6_save}" ] && [ -x "${ban_ipt6_restore}" ] && \
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[ -n "$("${ban_ipt6}" "${timeout}" -nL "${ban_chain}" 2>/dev/null)" ]
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then
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"${ban_ipt6_save}" | grep -v -- "-j ${ban_chain}" | "${ban_ipt6_restore}"
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"${ban_ipt6}" "${timeout}" -F "${ban_chain}"
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"${ban_ipt6}" "${timeout}" -X "${ban_chain}"
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"${ban_ipt6}" "${timeout}" -F "${ban_chain}" 2>/dev/null
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"${ban_ipt6}" "${timeout}" -X "${ban_chain}" 2>/dev/null
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fi
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for source in ${ban_sources}
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do
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@ -622,9 +632,16 @@ f_main()
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mem_free="$(awk '/^MemFree/ {print int($2/1000)}' "/proc/meminfo" 2>/dev/null)"
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f_log "debug" "f_main ::: fetch_util: ${ban_fetchutil:-"-"}, fetch_parm: ${ban_fetchparm:-"-"}, ssh_daemon: ${ban_sshdaemon}, interface(s): ${ban_iface:-"-"}, device(s): ${ban_dev:-"-"}, all_devices: ${ban_dev_all:-"-"}, backup_dir: ${ban_backupdir:-"-"}, mem_total: ${mem_total:-0}, mem_free: ${mem_free:-0}, max_queue: ${ban_maxqueue}"
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# main loop
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# chain creation
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#
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f_ipset initial
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if [ "${?}" -ne 0 ]
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then
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f_log "err" "banIP processing failed, fatal error during iptables chain creation (${ban_sysver})"
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fi
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# main loop
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#
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for src_name in ${ban_sources}
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do
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unset src_on
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@ -667,6 +684,8 @@ f_main()
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tmp_file="${ban_tmpfile}.${src_name}.file"
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tmp_raw="${tmp_file}.raw"
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tmp_cnt="${tmp_file}.cnt"
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tmp_err="${tmp_file}.err"
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# basic pre-checks
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#
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f_log "debug" "f_main ::: name: ${src_name}, src_on: ${src_on:-"-"}"
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@ -855,18 +874,23 @@ f_main()
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done
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wait
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for cnt in $(cat "${ban_tmpfile}".*.cnt 2>/dev/null)
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do
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ban_cnt="$((ban_cnt+cnt))"
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done
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if [ "${ban_cnt}" -gt 0 ]
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if [ -z "$(ls "${ban_tmpfile}".*.err 2>/dev/null)" ]
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then
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ban_setcnt="$(ls "${ban_tmpfile}".*.cnt 2>/dev/null | wc -l)"
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for cnt in $(cat "${ban_tmpfile}".*.cnt 2>/dev/null)
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do
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ban_cnt="$((ban_cnt+cnt))"
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done
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if [ "${ban_cnt}" -gt 0 ]
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then
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ban_setcnt="$(ls "${ban_tmpfile}".*.cnt 2>/dev/null | wc -l)"
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fi
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f_log "info" "${ban_setcnt} IPSets with overall ${ban_cnt} IPs/Prefixes loaded successfully (${ban_sysver})"
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f_bgserv "start"
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f_jsnup
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f_rmtemp
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else
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f_log "err" "banIP processing failed, fatal iptables error(s) during subshell processing (${ban_sysver})"
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fi
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f_log "info" "${ban_setcnt} IPSets with overall ${ban_cnt} IPs/Prefixes loaded successfully (${ban_sysver})"
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f_bgserv "start"
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f_jsnup
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f_rmtemp
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}
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# update runtime information
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