Proxmox/misc/technitiumdns-update.sh

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#!/bin/sh
set -e
dotnetDir="/opt/dotnet"
dnsDir="/etc/dns"
dnsTar="/etc/dns/DnsServerPortable.tar.gz"
dnsUrl="https://download.technitium.com/dns/DnsServerPortable.tar.gz"
mkdir -p $dnsDir
installLog="$dnsDir/install.log"
echo "" > $installLog
echo ""
echo "==============================="
echo "Technitium DNS Server Update"
echo "==============================="
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if dotnet --list-runtimes 2> /dev/null | grep -q "Microsoft.NETCore.App 6.0.";
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then
dotnetFound="yes"
else
dotnetFound="no"
fi
if [ -d $dotnetDir ]
then
dotnetUpdate="yes"
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echo "Updating .NET 6 Runtime..."
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fi
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curl -sSL https://dot.net/v1/dotnet-install.sh | bash /dev/stdin -c 6.0 --runtime dotnet --no-path --install-dir $dotnetDir --verbose >> $installLog 2>&1
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if [ ! -f "/usr/bin/dotnet" ]
then
ln -s $dotnetDir/dotnet /usr/bin >> $installLog 2>&1
fi
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if dotnet --list-runtimes 2> /dev/null | grep -q "Microsoft.NETCore.App 6.0.";
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then
if [ "$dotnetUpdate" = "yes" ]
then
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echo ".NET 6 Runtime was updated successfully!"
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fi
else
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echo "Failed to update .NET 6 Runtime. Please try again."
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exit 1
fi
if curl -o $dnsTar --fail $dnsUrl >> $installLog 2>&1
then
if [ -d $dnsDir ]
then
echo "Updating Technitium DNS Server..."
fi
tar -zxf $dnsTar -C $dnsDir >> $installLog 2>&1
if [ "$(ps --no-headers -o comm 1 | tr -d '\n')" = "systemd" ]
then
if [ -f "/etc/systemd/system/dns.service" ]
then
echo "Restarting systemd service..."
systemctl restart dns.service >> $installLog 2>&1
fi
echo ""
echo "Technitium DNS Server was updated successfully!"
else
echo ""
echo "Failed to update Technitium DNS Server: systemd was not detected."
exit 1
fi
else
echo ""
echo "Failed to download Technitium DNS Server from: $dnsUrl"
exit 1
fi