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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
echo "This server is behind NAT. What is the public IPv4 address or hostname?" echo "This server is behind NAT. What is the public IPv4 address or hostname?"
# Get public IP and sanitize with grep # 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 [$get_public_ip]: " public_ip read -p "Public IPv4 address / hostname [$get_public_ip]: " public_ip
# If the checkip service is unavailable and user didn't provide input, ask again # If the checkip service is unavailable and user didn't provide input, ask again
until [[ -n "$get_public_ip" || -n $public_ip ]]; do until [[ -n "$get_public_ip" || -n $public_ip ]]; do