MrAle98-sliver/docs/install

#!/bin/bash
set -e

SLIVER_GPG_KEY_ID=4449039C

if [ "$EUID" -ne 0 ]
  then echo "Please run as root"
  exit
fi

if [ -n "$(command -v yum)" ]
then
    yum -y install gnupg curl gcc gcc-c++ make mingw64-gcc
fi

if [ -n "$(command -v apt-get)" ]
then
    DEBIAN_FRONTEND=noninteractive apt-get install -yqq \
        gpg curl build-essential \
        mingw-w64 binutils-mingw-w64 g++-mingw-w64
fi

# Curl
if ! command -v curl &> /dev/null
then
    echo "curl could not be found"
    exit 1
fi
# Awk
if ! command -v awk &> /dev/null
then
    echo "awk could not be found"
    exit 1
fi
# GPG
if ! command -v gpg &> /dev/null
then
    echo "gpg could not be found"
    exit 1
fi

cd /root
echo "Running from $(pwd)"

gpg --import <<EOF
-----BEGIN PGP PUBLIC KEY BLOCK-----

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DxkLsLOBBZZRXOrgxit+tAqinGJ6N9hOvkUlwTLfJM1tpCEFb/Z786g=
=lxj2
-----END PGP PUBLIC KEY BLOCK-----
EOF

#
# Download and Unpack Sliver Server
#
ARTIFACTS=$(curl -s "https://api.github.com/repos/BishopFox/sliver/releases/latest" | awk -F '"' '/browser_download_url/{print $4}')
SLIVER_SERVER='sliver-server_linux'
SLIVER_CLIENT='sliver-client_linux'


for URL in $ARTIFACTS
do
    if [[ "$URL" == *"$SLIVER_SERVER"* ]]; then
        echo "Downloading $URL"
        curl --silent -L $URL --output $(basename $URL)
    fi
    if [[ "$URL" == *"$SLIVER_CLIENT"* ]]; then
        echo "Downloading $URL"
        curl --silent -L $URL --output $(basename $URL)
    fi
done

echo "Verifying signatures ..."
gpg --default-key $SLIVER_GPG_KEY_ID --verify /root/$SLIVER_SERVER.sig /root/$SLIVER_SERVER
gpg --default-key $SLIVER_GPG_KEY_ID --verify /root/$SLIVER_CLIENT.sig /root/$SLIVER_CLIENT

if test -f "/root/$SLIVER_SERVER"; then
    mv /root/$SLIVER_SERVER /root/sliver-server
    chmod 755 /root/sliver-server
    /root/sliver-server unpack --force
else
    exit 3
fi

if test -f "/root/$SLIVER_CLIENT"; then
    chmod 755 /root/$SLIVER_CLIENT 
    cp -vv /root/$SLIVER_CLIENT /usr/local/bin/sliver
    chmod 755 /usr/local/bin/sliver
else
    exit 3
fi

# systemd
echo "Configuring systemd service ..."
cat > /etc/systemd/system/sliver.service <<-EOF
[Unit]
Description=Sliver
After=network.target
StartLimitIntervalSec=0

[Service]
Type=simple
Restart=on-failure
RestartSec=3
User=root
ExecStart=/root/sliver-server daemon

[Install]
WantedBy=multi-user.target
EOF
chown root:root /etc/systemd/system/sliver.service
chmod 600 /etc/systemd/system/sliver.service
systemctl start sliver

# Generate local configs
echo "Generating operator configs ..."
mkdir -p /root/.sliver-client/configs
/root/sliver-server operator --name root --lhost localhost --save /root/.sliver-client/configs
chown -R root:root /root/.sliver-client/

USER_DIRS=(/home/*)
for USER_DIR in "${USER_DIRS[@]}"; do
    USER=$(basename $USER_DIR)
    if id -u $USER >/dev/null 2>&1; then
        mkdir -p $USER_DIR/.sliver-client/configs
        /root/sliver-server operator --name $USER --lhost localhost --save $USER_DIR/.sliver-client/configs
        chown -R $USER:$USER $USER_DIR/.sliver-client/
    fi
done