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Merge pull request #1812 from pi-hole/fix/resolvconf

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Try dig +short if getent hosts fails when running gravity
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Dan Schaper 2017-12-09 13:57:48 -08:00 committed by GitHub
commit 1078aa499c
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13
gravity.sh
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@ -88,6 +88,19 @@ gravity_DNSLookup() {
exit 1
fi
# If the /etc/resolv.conf contains resolvers other than 127.0.0.1 then the local dnsmasq will not be queried and pi.hole is NXDOMAIN.
# This means that even though name resolution is working, the getent hosts check fails and the holddown timer keeps ticking and eventualy fails
# So we check the output of the last command and if it failed, attempt to use dig +short as a fallback
if timeout 1 dig +short "${lookupDomain}" &> /dev/null; then
if [[ -n "${secs:-}" ]]; then
echo -e "${OVER} ${TICK} DNS resolution is now available\\n"
fi
return 0
elif [[ -n "${secs:-}" ]]; then
echo -e "${OVER} ${CROSS} DNS resolution is not available"
exit 1
fi
# Determine error output message
if pidof dnsmasq &> /dev/null; then
echo -e " ${CROSS} DNS resolution is currently unavailable"