I try to upgrade but the script fails.
I do run the script in sudo.

Thanks in advance!

error:
rm -f trc-updater; curl -0 rm -f tr https://raw.githubusercontent.com/terracoin/terracoin/v0.12.2.x/trc-updater; sudo bash trc-updater
curl: Remote file name has no length!
curl: try 'curl --help' or 'curl --manual' for more information
curl: (6) Could not resolve host: tr
#!/bin/bash

if [ $(uname -s) != "Linux" ]; then
echo "This script is only for Linux"
exit
fi

usecurl=1
if ! which curl > /dev/null; then
usecurl=0
if ! which wget > /dev/null; then
echo "Could not find curl or wget!"
exit
fi
fi

if ! which sudo > /dev/null; then
echo "Could not find sudo!"
exit
fi

arch=$(uname -m)
if [ $arch != "x86_64" ]; then
arch="i686-pc";
fi
vers="0.12.1"

url=https://terracoin.io/bin/terracoin-core-current/terracoin-${vers}-${arch}-linux-gnu.tar.gz

myuid=$(id -u)
pwd=$(pwd)
pids=$(ps auxwww | grep terracoind | grep -v grep | grep -v testnet | awk {'print $2'})
if [ $(echo ${pids} | wc -w) -lt 1 ]; then
echo "terracoind not found running!"
exit
fi

tmpdir=$(mktemp -d)
chmod 777 ${tmpdir}

echo -n "Downloading new version... "
if [ $usecurl -eq 1 ]; then
curl ${url} --output ${tmpdir}/terracoin.tar.gz --silent
else
wget ${url} -O ${tmpdir}/terracoin.tar.gz --quiet
fi

if [ $? -ne 0 ]; then
echo "FAILED ($?)"
rm -rf ${tmpdir}
exit
fi
echo "OK"

echo -n "Extracting files... "
tar xzf ${tmpdir}/terracoin.tar.gz -C ${tmpdir}/ --strip-components=1

if [ $? -ne 0 ]; then
echo "FAILED ($?)"
rm -rf ${tmpdir}
exit
fi
echo "OK"

chmod 777 ${tmpdir}/bin

for pid in ${pids}; do
terracoincli_found=0
terracoind_uid=0
terracoincli_uid=0
runas=0

if [ ! -d /proc/${pid} ]; then
echo "terracoind process not found!"
continue
fi

runas=$(stat -c "%u" /proc/${pid}/cmdline)
usesudo=0
if [ ${myuid} -ne ${runas} ]; then
usesudo=1
fi
if [ ${usesudo} -eq 1 ] && [ ${myuid} -ne 0 ]; then
echo "You do not have the required permissions, please run with sudo"
continue
fi

cmdprefix=""
if [ ${usesudo} -eq 1 ]; then
cmdprefix="sudo -u #${runas} "
fi

cmd=$(cat /proc/${pid}/cmdline | tr '\000' ' ')
exe=$(${cmdprefix}realpath /proc/${pid}/exe)
cwd=$(${cmdprefix}realpath /proc/${pid}/cwd)

if ! [[ ${exe} =~ terracoind$ ]]; then
continue;
fi

terracoind_dir=$(dirname ${exe})

if [ ! -d ${terracoind_dir} ]; then
echo "terracoind Install directory not found!"
continue
fi

echo "terracoind install directory... ${terracoind_dir}"
read -p "Replace terracoin in ${terracoind_dir}? " -n 1 -r
echo
if ! [[ $REPLY =~ ^[yY]$ ]]; then
continue
fi

echo -n "Looking for terracoin-cli... "
if [ -f ${terracoind_dir}/terracoin-cli ]; then
terracoincli_found=1
terracoincli_dir=${terracoind_dir}
elif [ -f $(which terracoin-cli) ]; then
terracoincli_found=1
terracoincli_dir=$(dirname $(which terracoin-cli))
fi
if [ ${terracoincli_found} -eq 1 ]; then
echo "OK"
else
echo "FAILED"
fi

terracoindprefix=""
terracoincliprefix=""
terracoind_uid=$(stat -c "%u" ${terracoind_dir}/terracoind)
if [ ${terracoind_uid} -ne ${myuid} ]; then
terracoindprefix="sudo -u #${terracoind_uid} "
fi
if [ ${terracoincli_found} -eq 1 ]; then
terracoincli_uid=$(stat -c "%u" ${terracoincli_dir}/terracoin-cli)
if [ ${terracoincli_uid} -ne ${myuid} ]; then
terracoincliprefix="sudo -u #${terracoincli_uid} "
fi
fi

echo -n "Stopping terracoind... "
if [ ${terracoincli_found} -eq 1 ]; then
kill -INT ${pid} > /dev/null
else
${cmdprefix}${terracoincli_dir}/terracoin-cli stop > /dev/null
fi
if [ $? -ne 0 ]; then
echo "FAILED ($?)"
continue
fi
while [ -d /proc/${pid} ]; do
sleep 1
done
echo "OK"

echo -n "Updating terracoind... "
${terracoindprefix}cp ${tmpdir}/bin/terracoind ${terracoind_dir}
if [ $? -ne 0 ]; then
echo "FAILED ($?)"
else
echo "OK"
if [ ${terracoincli_found} -eq 1 ]; then
echo -n "Updating terracoin-cli... "
${terracoincliprefix}cp ${tmpdir}/bin/terracoin-cli ${terracoincli_dir}
if [ $? -ne 0 ]; then
echo "FAILED ($?), you should do this manually"
else
echo "OK"
fi
fi
fi

echo -n "Restarting terracoind... "
${cmdprefix}bash -c "cd ${cwd} && ${cmd} &"
if [ $? -ne 0 ]; then
echo "FAILED ($?)"
continue
fi
echo "OK"
done

rm -rf ${tmpdir}
echo "Done"
bash: trc-updater: No such file or directory

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