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Merge pull request #3524 from pi-hole/fix/status_checking

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Fix pihole status to not rely on a TCP port test
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Dan Schaper 2020-07-28 07:24:34 -07:00 committed by GitHub
commit 548ad6375d
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1 changed files with 37 additions and 6 deletions
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pihole
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@ -251,16 +251,47 @@ Options:
echo -e "${OVER} ${TICK} ${str}"
}
analyze_ports() {
# FTL is listening at least on at least one port when this
# function is getting called
echo -e " ${TICK} DNS service is listening"
# Check individual address family/protocol combinations
# For a healthy Pi-hole, they should all be up (nothing printed)
if grep -q "IPv4.*UDP" <<< "${1}"; then
echo -e " ${TICK} UDP (IPv4)"
else
echo -e " ${CROSS} UDP (IPv4)"
fi
if grep -q "IPv4.*TCP" <<< "${1}"; then
echo -e " ${TICK} TCP (IPv4)"
else
echo -e " ${CROSS} TCP (IPv4)"
fi
if grep -q "IPv6.*UDP" <<< "${1}"; then
echo -e " ${TICK} UDP (IPv6)"
else
echo -e " ${CROSS} UDP (IPv6)"
fi
if grep -q "IPv6.*TCP" <<< "${1}"; then
echo -e " ${TICK} TCP (IPv6)"
else
echo -e " ${CROSS} TCP (IPv6)"
fi
echo ""
}
statusFunc() {
# Determine if service is running on port 53 (Cr: https://superuser.com/a/806331)
if (echo > /dev/tcp/127.0.0.1/53) >/dev/null 2>&1; then
# Determine if there is a pihole service is listening on port 53
local listening
listening="$(lsof -Pni:53)"
if grep -q "pihole" <<< "${listening}"; then
if [[ "${1}" != "web" ]]; then
echo -e " ${TICK} DNS service is running"
analyze_ports "${listening}"
fi
else
case "${1}" in
"web") echo "-1";;
*) echo -e " ${CROSS} DNS service is NOT running";;
*) echo -e " ${CROSS} DNS service is NOT listening";;
esac
return 0
fi
@ -270,13 +301,13 @@ statusFunc() {
# A config is commented out
case "${1}" in
"web") echo 0;;
*) echo -e " ${CROSS} Pi-hole blocking is Disabled";;
*) echo -e " ${CROSS} Pi-hole blocking is disabled";;
esac
elif grep -q "BLOCKING_ENABLED=true" /etc/pihole/setupVars.conf; then
# Configs are set
case "${1}" in
"web") echo 1;;
*) echo -e " ${TICK} Pi-hole blocking is Enabled";;
*) echo -e " ${TICK} Pi-hole blocking is enabled";;
esac
else
# No configs were found