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Addresses #694

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- Use a checkip service which works fine over HTTP to avoid issues in systems
where ca-certificates is not available
- Increase timeout to 10 seconds, because the new service is a bit slower from
some locations
- Improve grep sanitization
This commit is contained in:
Nyr 2020-04-21 16:45:49 +02:00
parent cec053def4
commit f659724a6f
1 changed files with 1 additions and 1 deletions
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2
openvpn-install.sh
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@ -100,7 +100,7 @@ if [[ ! -e /etc/openvpn/server/server.conf ]]; then
echo
echo "This server is behind NAT. What is the public IPv4 address or hostname?"
# Get public IP and sanitize with grep
get_public_ip=$(grep -oE '^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$' <<< "$(wget -T 5 -t 1 -4qO- "https://checkip.amazonaws.com/" || curl -m 5 -4Ls "https://checkip.amazonaws.com/")")
get_public_ip=$(grep -m 1 -oE '^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$' <<< "$(wget -T 10 -t 1 -4qO- "http://ip1.dynupdate.no-ip.com/" || curl -m 10 -4Ls "http://ip1.dynupdate.no-ip.com/")")
read -p "Public IPv4 address / hostname [$get_public_ip]: " public_ip
# If the checkip service is unavailable and user didn't provide input, ask again
until [[ -n "$get_public_ip" || -n $public_ip ]]; do