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fix: when guessing domain, double check domain returns right ip

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fryorcraken 2024-08-19 14:12:22 +10:00
parent ef617ff0e1
commit 63530cbcaa
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1 changed files with 14 additions and 5 deletions
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19
run_node.sh
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@ -17,14 +17,15 @@ MY_EXT_IP=$(wget -qO- https://api4.ipify.org)
DNS_WSS_CMD=
if [ -z "${DOMAIN}" ]; then
echo "DOMAIN is unset, trying to guess it"
echo "auto-domain: DOMAIN is unset, trying to guess it"
# Check if we have an IP
IPCHECK=$(echo "${MY_EXT_IP}" | grep -c '^[0-9]\+\.[0-9]\+\.[0-9]\+\.[0-9]\+$')
if [ "${IPCHECK}" -ne 1 ]; then
echo "Failed to get ip, received: '${MY_EXT_IP}'"
echo "Failed to get ip, received: '${MY_EXT_IP}'"
else
echo "auto-domain: ip is '${MY_EXT_IP}'"
# TODO: Include this in nwaku docker image
apk update
apk add bind-tools
@ -38,9 +39,17 @@ if [ -z "${DOMAIN}" ]; then
if [ "${DNSCHECK}" -ne 1 ]; then
echo "Failed to get DNS, received: '${DNS}'"
else
DOMAIN=$(echo "${DNS}" | sed s/\.$//)
echo "DOMAIN deduced and set to ${DOMAIN}"
fi
DOMAIN=$(echo "${DNS}" | sed s/\.$//)
echo "auto-domain: DOMAIN deduced and set to ${DOMAIN}"
# Double check the domain is setup to return right IP
DNS_IP=$(dig +short "${DNS}")
if [ "${DNS_IP}" != "${MY_EXT_IP}" ]; then
echo "auto-domain: DNS queried returned a different ip: '${DNS_IP}', unsetting DOMAIN"
unset DOMAIN
fi
fi
fi
fi