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Add check for WireGuard server IP

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Code adapted from https://github.com/angristan/openvpn-install/pull/550. Thanks @TheBritishAccent

IPv6 regex tested with fd42:42:42::1 and fdc9:281f:04d7:9ee9::1
This commit is contained in:
randomshell 2020-07-01 17:52:55 +00:00
parent 8c0dd0f1a6
commit 7c719b2bc2
1 changed files with 6 additions and 4 deletions
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10
wireguard-install.sh
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@ -123,11 +123,13 @@ read -rp "Public interface: " -e -i "$SERVER_PUB_NIC" SERVER_PUB_NIC
SERVER_WG_NIC="wg0"
read -rp "WireGuard interface name: " -e -i "$SERVER_WG_NIC" SERVER_WG_NIC
SERVER_WG_IPV4="10.66.66.1"
read -rp "Server's WireGuard IPv4: " -e -i "$SERVER_WG_IPV4" SERVER_WG_IPV4
until [[ "$SERVER_WG_IPV4" =~ ^([0-9]{1,3}\.){3}1$ ]]; do
read -rp "Server's WireGuard IPv4 [x.x.x.1]: " -e -i 10.66.66.1 SERVER_WG_IPV4
done
SERVER_WG_IPV6="fd42:42:42::1"
read -rp "Server's WireGuard IPv6: " -e -i "$SERVER_WG_IPV6" SERVER_WG_IPV6
until [[ "$SERVER_WG_IPV6" =~ ^([a-f0-9]{1,4}:){3,4}:1$ ]]; do
read -rp "Server's WireGuard IPv6 [x:x:x::1]: " -e -i fd42:42:42::1 SERVER_WG_IPV6
done
# Generate random number within private ports range
SERVER_PORT=$(shuf -i49152-65535 -n1)