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SRFirewall
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Fix a stupid mistake in easyblock 

Get colorization working like how I want
master
bbruns@gmail.com 2014-04-01 01:16:17 +00:00
parent 22d4c450e5
commit a8b06d52ab
3 changed files with 45 additions and 42 deletions
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1
etc/ipv4/easyblock.conf
View File

@ -14,3 +14,4 @@
#<direction> <interface> <address> <port> <protocol> #<direction> <interface> <address> <port> <protocol>
#IN eth0 10.0.0.1 22 tcp #IN eth0 10.0.0.1 22 tcp
#IN - - 22 tcp #IN - - 22 tcp

18
lib/display.inc
View File

@ -20,15 +20,15 @@
# ANSI color sequences # ANSI color sequences
BLUE="\E[34m" BLUE="\e[34m"
GREEN="\E[32m" GREEN="\e[32m"
RED="\E[31m" RED="\e[31m"
YELLOW="\E[33m" YELLOW="\e[33m"
PURPLE="\E[35m" PURPLE="\e[35m"
AQUA="\E[36m" AQUA="\e[36m"
WHITE="\E[1m" WHITE="\e[97m"
GREY="\E[37m" GREY="\e[37m"
DEFAULT_COLOR="\E[39m" DEFAULT_COLOR="\e[39m"
# display_c $COLOR $TEXT BOOL(YN) # display_c $COLOR $TEXT BOOL(YN)
# $COLOR being bash colors # $COLOR being bash colors

64
lib/iptables.inc
View File

@ -91,32 +91,32 @@ function setup_iptables_chains {
# Set up rules - the order matters - we do it separately here # Set up rules - the order matters - we do it separately here
# for easy viewing of order # for easy viewing of order
if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/prerun.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/prerun.sh; fi if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/prerun.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/prerun.sh; fi
${debug} ${DebugColor} "${FUNCNAME}: Setting up InPreRules" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up InPreRules"
${VER_IPTABLES} -A INPUT -j ${InPreRules} ${VER_IPTABLES} -A INPUT -j ${InPreRules}
${debug} ${DebugColor} "${FUNCNAME}: Setting up OutPreRules" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up OutPreRules"
${VER_IPTABLES} -A OUTPUT -j ${OutPreRules} ${VER_IPTABLES} -A OUTPUT -j ${OutPreRules}
if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/easyblock.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/easyblock.sh; fi if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/easyblock.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/easyblock.sh; fi
${debug} ${DebugColor} "${FUNCNAME}: Setting up InEasyBlock" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up InEasyBlock"
${VER_IPTABLES} -A INPUT -j ${InEasyBlock} ${VER_IPTABLES} -A INPUT -j ${InEasyBlock}
${debug} ${DebugColor} "${FUNCNAME}: Setting up OutEasyBlock" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up OutEasyBlock"
${VER_IPTABLES} -A OUTPUT -j ${OutEasyBlock} ${VER_IPTABLES} -A OUTPUT -j ${OutEasyBlock}
if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/filter.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/filter.sh; fi if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/filter.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/filter.sh; fi
${debug} ${DebugColor} "${FUNCNAME}: Setting up InFilter" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up InFilter"
${VER_IPTABLES} -A INPUT -j ${InFilter} ${VER_IPTABLES} -A INPUT -j ${InFilter}
${debug} ${DebugColor} "${FUNCNAME}: Setting up OutFilter" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up OutFilter"
${VER_IPTABLES} -A OUTPUT -j ${OutFilter} ${VER_IPTABLES} -A OUTPUT -j ${OutFilter}
${debug} ${DebugColor} "${FUNCNAME}: Setting up FwdFilter" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up FwdFilter"
${VER_IPTABLES} -A FORWARD -j ${FwdFilter} ${VER_IPTABLES} -A FORWARD -j ${FwdFilter}
if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/nat.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/nat.sh; fi if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/nat.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/nat.sh; fi
${debug} ${DebugColor} "${FUNCNAME}: Setting up NAT" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up NAT"
${VER_IPTABLES} -A POSTROUTING -t nat -j ${NAT} ${VER_IPTABLES} -A POSTROUTING -t nat -j ${NAT}
if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/portfw.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/portfw.sh; fi if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/portfw.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/portfw.sh; fi
${debug} ${DebugColor} "${FUNCNAME}: Setting up PortForward" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up PortForward"
${VER_IPTABLES} -A PREROUTING -t nat -j ${PortForward} ${VER_IPTABLES} -A PREROUTING -t nat -j ${PortForward}
if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/postrun.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/postrun.sh; fi if [ -x ${FWCONFIGDIR}/ipv${IPVER}/custom/postrun.sh ]; then . ${FWCONFIGDIR}/ipv${IPVER}/custom/postrun.sh; fi
${debug} ${DebugColor} "${FUNCNAME}: Setting up InPostRules" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up InPostRules"
${VER_IPTABLES} -A INPUT -j ${InPostRules} ${VER_IPTABLES} -A INPUT -j ${InPostRules}
${debug} ${DebugColor} "${FUNCNAME}: Setting up OutPostRules" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Setting up OutPostRules"
${VER_IPTABLES} -A OUTPUT -j ${OutPostRules} ${VER_IPTABLES} -A OUTPUT -j ${OutPostRules}
} }
@ -128,7 +128,7 @@ function allow_all_loopback {
ipv4|*) VER_IPTABLES=${IPTABLES} ipv4|*) VER_IPTABLES=${IPTABLES}
IPVER="4" ;; IPVER="4" ;;
esac esac
${debug} ${DebugColor} "allow_all_loopback: loaded" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} loaded"
${VER_IPTABLES} -A ${InPreRules} -i lo -j ACCEPT ${VER_IPTABLES} -A ${InPreRules} -i lo -j ACCEPT
${VER_IPTABLES} -A ${OutPreRules} -o lo -j ACCEPT ${VER_IPTABLES} -A ${OutPreRules} -o lo -j ACCEPT
} }
@ -141,17 +141,17 @@ function allow_trusted_hosts {
ipv4|*) VER_IPTABLES=${IPTABLES} ipv4|*) VER_IPTABLES=${IPTABLES}
IPVER="4" ;; IPVER="4" ;;
esac esac
${debug} ${DebugColor} "${FUNCNAME}: loading" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} loading"
if [ -e "${FWCONFIGDIR}/ipv${IPVER}/trusted.conf" ]; then if [ -e "${FWCONFIGDIR}/ipv${IPVER}/trusted.conf" ]; then
for i in `grep -v "\#" "${FWCONFIGDIR}/ipv${IPVER}/trusted.conf"`; do for i in `grep -v "\#" "${FWCONFIGDIR}/ipv${IPVER}/trusted.conf"`; do
${VER_IPTABLES} -A ${InPreRules} -s $i -j ACCEPT ${VER_IPTABLES} -A ${InPreRules} -s $i -j ACCEPT
${VER_IPTABLES} -A ${OutPreRules} -d $i -j ACCEPT ${VER_IPTABLES} -A ${OutPreRules} -d $i -j ACCEPT
done done
${debug} ${DebugColor} "${FUNCNAME}: done" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} done"
else else
${display} RED "File Missing: ${FWCONFIGDIR}/ipv${IPVER}/trusted.conf" ${display} RED "File Missing: ${FWCONFIGDIR}/ipv${IPVER}/trusted.conf"
${display} RED "Error: can not load trusted hosts file." ${display} RED "Error: can not load trusted hosts file."
${debug} ${DebugColor} "${FUNCNAME}: failed" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} failed"
fi fi
} }
function enable_mss_clamp { function enable_mss_clamp {
@ -162,9 +162,9 @@ function enable_mss_clamp {
ipv4|*) VER_IPTABLES=${IPTABLES} ipv4|*) VER_IPTABLES=${IPTABLES}
IPVER="4" ;; IPVER="4" ;;
esac esac
${debug} ${DebugColor} "${FUNCNAME}: loading" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} loading"
if [ -e "${FWCONFIGDIR}/ipv${IPVER}/mss-clamp.conf" ]; then if [ -e "${FWCONFIGDIR}/ipv${IPVER}/mss-clamp.conf" ]; then
${debug} ${DebugColor} "${FUNCNAME}: read ${FWCONFIGDIR}/ipv${IPVER}/mss-clamp.conf successful" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} read ${FWCONFIGDIR}/ipv${IPVER}/mss-clamp.conf successful"
while read -r interface mss type; do while read -r interface mss type; do
[[ ${interface} = \#* ]] && continue [[ ${interface} = \#* ]] && continue
[[ ${interface} = "" ]] && continue [[ ${interface} = "" ]] && continue
@ -172,16 +172,16 @@ function enable_mss_clamp {
[[ ${type} == "-" ]] && type="${OutFilter}" [[ ${type} == "-" ]] && type="${OutFilter}"
[[ ${type} == "out" ]] && type="${OutFilter}" [[ ${type} == "out" ]] && type="${OutFilter}"
[[ ${type} == "fwd" ]] && type="${FwdFilter}" [[ ${type} == "fwd" ]] && type="${FwdFilter}"
${debug} ${DebugColor} "${FUNCNAME}: Read: ${interface} ${mss} ${type}" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Read: ${interface} ${mss} ${type}"
${VER_IPTABLES} -A ${type} -p tcp --tcp-flags SYN,RST SYN -j TCPMSS \ ${VER_IPTABLES} -A ${type} -p tcp --tcp-flags SYN,RST SYN -j TCPMSS \
--clamp-mss-to-pmtu -o ${interface} -m tcpmss --mss ${mss} --clamp-mss-to-pmtu -o ${interface} -m tcpmss --mss ${mss}
done < "${FWCONFIGDIR}/ipv${IPVER}/mss-clamp.conf" done < "${FWCONFIGDIR}/ipv${IPVER}/mss-clamp.conf"
${debug} ${DebugColor} "${FUNCNAME}: done" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} done"
else else
${display} RED "File Missing: ${FWCONFIGDIR}/ipv${IPVER}/mss-clamp.conf" ${display} RED "File Missing: ${FWCONFIGDIR}/ipv${IPVER}/mss-clamp.conf"
${display} RED "Error: can not load mss clamp file." ${display} RED "Error: can not load mss clamp file."
${debug} ${DebugColor} "${FUNCNAME}: failed" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} failed"
fi fi
} }
@ -193,23 +193,23 @@ function allow_resolvconf_servers {
ipv4|*) VER_IPTABLES=${IPTABLES} ipv4|*) VER_IPTABLES=${IPTABLES}
IPVER="4" ;; IPVER="4" ;;
esac esac
${debug} ${DebugColor} "${FUNCNAME}: loading" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} loading"
[[ ${IP_VERSION} = "ipv4" ]] && ResolvConfFile="${ResolvConfv4File}" [[ ${IP_VERSION} = "ipv4" ]] && ResolvConfFile="${ResolvConfv4File}"
[[ ${IP_VERSION} = "ipv6" ]] && ResolvConfFile="${ResolvConfv6File}" [[ ${IP_VERSION} = "ipv6" ]] && ResolvConfFile="${ResolvConfv6File}"
${debug} ${DebugColor} "${FUNCNAME}: Using ${ResolvConfFile} as resolv.conf" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Using ${ResolvConfFile} as resolv.conf"
while read -r type server; do while read -r type server; do
[[ ${type} != "nameserver" ]] && continue [[ ${type} != "nameserver" ]] && continue
[[ ${type} = "" ]] && continue [[ ${type} = "" ]] && continue
# If we see a : in the server variable, we are most likely dealing with an ipv6 address # If we see a : in the server variable, we are most likely dealing with an ipv6 address
([[ ${server} =~ ":" ]] && [[ ${IP_VERSION} = "ipv4" ]]) && continue ([[ ${server} =~ ":" ]] && [[ ${IP_VERSION} = "ipv4" ]]) && continue
([[ ! ${server} =~ ":" ]] && [[ ${IP_VERSION} = "ipv6" ]]) && continue ([[ ! ${server} =~ ":" ]] && [[ ${IP_VERSION} = "ipv6" ]]) && continue
${debug} ${DebugColor} "${FUNCNAME}: Added ${server} to DNS client trusted list" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Added ${server} to DNS client trusted list"
${VER_IPTABLES} -A ${OutPreRules} -p udp -s ${server} --sport 1024:65535 --dport 53 -j ACCEPT ${VER_IPTABLES} -A ${OutPreRules} -p udp -s ${server} --sport 1024:65535 --dport 53 -j ACCEPT
${VER_IPTABLES} -A ${InPreRules} -p udp -d ${server} --dport 1024:65535 --sport 53 -j ACCEPT ${VER_IPTABLES} -A ${InPreRules} -p udp -d ${server} --dport 1024:65535 --sport 53 -j ACCEPT
${VER_IPTABLES} -A ${OutPreRules} -p tcp -s ${server} --sport 1024:65535 --dport 53 -j ACCEPT ${VER_IPTABLES} -A ${OutPreRules} -p tcp -s ${server} --sport 1024:65535 --dport 53 -j ACCEPT
${VER_IPTABLES} -A ${InPreRules} -p tcp -d ${server} --dport 1024:65535 --sport 53 -j ACCEPT ${VER_IPTABLES} -A ${InPreRules} -p tcp -d ${server} --dport 1024:65535 --sport 53 -j ACCEPT
done < "${ResolvConfFile}" done < "${ResolvConfFile}"
${debug} ${DebugColor} "${FUNCNAME}: done" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} done"
} }
function allow_dnsclient_manual { function allow_dnsclient_manual {
@ -221,15 +221,15 @@ function allow_dnsclient_manual {
IPVER="4" ;; IPVER="4" ;;
esac esac
DNS_SERVERS="$2" DNS_SERVERS="$2"
${debug} ${DebugColor} "${FUNCNAME}: loading" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} loading"
for i in ${DNS_SERVERS}; do for i in ${DNS_SERVERS}; do
${debug} ${DebugColor} "${FUNCNAME}: Added ${i} to DNS client trusted list" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Added ${i} to DNS client trusted list"
${VER_IPTABLES} -A ${OutPreRules} -p udp -s ${i} --sport 1024:65535 --dport 53 -j ACCEPT ${VER_IPTABLES} -A ${OutPreRules} -p udp -s ${i} --sport 1024:65535 --dport 53 -j ACCEPT
${VER_IPTABLES} -A ${InPreRules} -p udp -d ${i} --dport 1024:65535 --sport 53 -j ACCEPT ${VER_IPTABLES} -A ${InPreRules} -p udp -d ${i} --dport 1024:65535 --sport 53 -j ACCEPT
${VER_IPTABLES} -A ${OutPreRules} -p tcp -s ${i} --sport 1024:65535 --dport 53 -j ACCEPT ${VER_IPTABLES} -A ${OutPreRules} -p tcp -s ${i} --sport 1024:65535 --dport 53 -j ACCEPT
${VER_IPTABLES} -A ${InPreRules} -p tcp -d ${i} --dport 1024:65535 --sport 53 -j ACCEPT ${VER_IPTABLES} -A ${InPreRules} -p tcp -d ${i} --dport 1024:65535 --sport 53 -j ACCEPT
done done
${debug} ${DebugColor} "${FUNCNAME}: done" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} done"
} }
function enable_easyblock { function enable_easyblock {
@ -240,12 +240,14 @@ function enable_easyblock {
ipv4|*) VER_IPTABLES=${IPTABLES} ipv4|*) VER_IPTABLES=${IPTABLES}
IPVER="4" ;; IPVER="4" ;;
esac esac
${debug} ${DebugColor} "${FUNCNAME}: loading" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} loading"
if [ -e "${FWCONFIGDIR}/ipv${IPVER}/easyblock.conf" ]; then if [ -e "${FWCONFIGDIR}/ipv${IPVER}/easyblock.conf" ]; then
${debug} ${DebugColor} "${FUNCNAME}: read ${FWCONFIGDIR}/ipv${IPVER}/easyblock.conf successful" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} read ${FWCONFIGDIR}/ipv${IPVER}/easyblock.conf successful"
while read -r direction interface address port protocol; do while read -r direction interface address port protocol; do
[[ ${direction} = \#* ]] && continue [[ ${direction} = \#* ]] && continue
[[ ${direction} = "" ]] && continue [[ ${direction} = "" ]] && continue
([[ ${direction} != "IN" ]] && [[ ${direction} != "OUT" ]]) \
&& ${display} RED "easyblock.conf: Error - must begin with IN/OUT: ${DEFAULT_COLOR}${direction} ${interface} ${address} ${port} ${protocol}" && continue
# Do some creative work with variables to make building the iptables rules fairly painless # Do some creative work with variables to make building the iptables rules fairly painless
[[ ${port} != "-" ]] && port="--dport ${port}" [[ ${port} != "-" ]] && port="--dport ${port}"
@ -257,7 +259,7 @@ function enable_easyblock {
[[ ${direction} == "IN" ]] && chain="${InEasyBlock}" [[ ${direction} == "IN" ]] && chain="${InEasyBlock}"
[[ ${protocol} != "-" ]] && protocol="-p ${protocol}" [[ ${protocol} != "-" ]] && protocol="-p ${protocol}"
${debug} ${DebugColor} "${FUNCNAME}: Read: ${direction} ${interface} ${address} ${port} ${protocol}" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} Read: ${direction} ${interface} ${address} ${port} ${protocol}"
# Blank variables that we're not going to use. # Blank variables that we're not going to use.
[[ ${interface} == "-" ]] && interface="" [[ ${interface} == "-" ]] && interface=""
@ -268,6 +270,6 @@ function enable_easyblock {
${VER_IPTABLES} -A ${chain} ${interface} ${address} ${protocol} ${port} ${VER_IPTABLES} -A ${chain} ${interface} ${address} ${protocol} ${port}
done < "${FWCONFIGDIR}/ipv${IPVER}/easyblock.conf" done < "${FWCONFIGDIR}/ipv${IPVER}/easyblock.conf"
${debug} ${DebugColor} "${FUNCNAME}: done" ${debug} ${DebugColor} "${FUNCNAME}:${DEFAULT_COLOR} done"
fi fi
} }