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Improve VPN variables

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- Check VPN credentials for non-ASCII characters
- Ref: #130
This commit is contained in:
hwdsl2 2017-04-07 13:55:46 -05:00
parent 222acbf5ae
commit 67474fddc9
2 changed files with 10 additions and 2 deletions
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6
vpnsetup.sh
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@ -101,9 +101,13 @@ if [ -z "$VPN_IPSEC_PSK" ] || [ -z "$VPN_USER" ] || [ -z "$VPN_PASSWORD" ]; then
exiterr "All VPN credentials must be specified. Edit the script and re-enter them."
fi
if printf %s "$VPN_IPSEC_PSK $VPN_USER $VPN_PASSWORD" | LC_ALL=C grep -qs '[^ -~]\+'; then
exiterr "VPN credentials must not contain non-ASCII characters."
fi
case "$VPN_IPSEC_PSK $VPN_USER $VPN_PASSWORD" in
*[\\\"\']*)
exiterr "VPN credentials must not contain any of these characters: \\ \" '"
exiterr "VPN credentials must not contain the following characters: \\ \" '"
;;
esac

6
vpnsetup_centos.sh
View File

@ -94,9 +94,13 @@ if [ -z "$VPN_IPSEC_PSK" ] || [ -z "$VPN_USER" ] || [ -z "$VPN_PASSWORD" ]; then
exiterr "All VPN credentials must be specified. Edit the script and re-enter them."
fi
if printf %s "$VPN_IPSEC_PSK $VPN_USER $VPN_PASSWORD" | LC_ALL=C grep -qs '[^ -~]\+'; then
exiterr "VPN credentials must not contain non-ASCII characters."
fi
case "$VPN_IPSEC_PSK $VPN_USER $VPN_PASSWORD" in
*[\\\"\']*)
exiterr "VPN credentials must not contain any of these characters: \\ \" '"
exiterr "VPN credentials must not contain the following characters: \\ \" '"
;;
esac