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"
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echo "" >$installLog
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echo ""
echo "==============================="
echo "Technitium DNS Server Update"
echo "==============================="
if dotnet --list-runtimes 2>/dev/null | grep -q "Microsoft.NETCore.App 7.0."; then
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dotnetFound="yes"
else
dotnetFound="no"
fi
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if [ -d $dotnetDir ]; then
dotnetUpdate="yes"
echo "Updating .NET 7 Runtime..."
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fi
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curl -sSL https://dot.net/v1/dotnet-install.sh | bash /dev/stdin -c 7.0 --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 7.0."; then
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if [ "$dotnetUpdate" = "yes" ]; then
echo ".NET 7 Runtime was updated successfully!"
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fi
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else
echo "Failed to update .NET 7 Runtime. Please try again."
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exit 1
fi
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if curl -o $dnsTar --fail $dnsUrl >>$installLog 2>&1; then
if [ -d $dnsDir ]; then
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echo "Updating Technitium DNS Server..."
fi
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tar -zxf $dnsTar -C $dnsDir >>$installLog 2>&1
if [ "$(ps --no-headers -o comm 1 | tr -d '\n')" = "systemd" ]; then
if [ -f "/etc/systemd/system/dns.service" ]; then
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echo "Restarting systemd service..."
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systemctl restart dns.service >>$installLog 2>&1
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fi
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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