# Hacked together by GigaWatt
# Donations welcome!
#   BTC: 1E2egHUcLDAmcxcqZqpL18TPLx9Xj1akcV
#   XPM: AWHJbwoM67Ez12SHH4pH5DnJKPoMSdvLz2
#   SRC: sMCD2p55fkPD6s8EzDrL7vVp8EYqPkJ6mo
# Last Update: 30 August, 2013

{
SECURECOIN_WORKER="username.workername"
SECURECOIN_PASS="workerpass"
SECURECOIN_POOL="stratum+tcp://src.coinmine.pl:6020"

# Example Pools:
# http://crypto-expert.com/SRC      -> 75.156.208.65:7106
# http://src.coinmine.pl            -> stratum+tcp://src.coinmine.pl:6020
# p2pool (payout address as worker) -> http://pool.bounceme.net:44397/


# Build swapfile
if [[ ! -f /swapfile ]]; then
    echo "Building swapfile..."
    sudo dd if=/dev/zero of=/swapfile bs=64M count=16
    sudo mkswap /swapfile
    sudo swapon /swapfile
    
    # Mount on reboot
    if [[ -z "$(cat /etc/fstab | grep swapfile)" ]]; then
        echo "/swapfile none swap sw 0 0" | sudo tee -a /etc/fstab > /dev/null 2>&1
    fi
fi

# Auto reboot on kernel panic
if [[ -z "$(cat /etc/sysctl.conf | grep '^kernel.panic')" ]]; then
    echo "kernel.panic=3" | sudo tee /etc/sysctl.conf >/dev/null 2>&1
fi


echo "Installing libraries..."
sudo apt-get update
sudo apt-get install automake autoconf build-essential bc curl dos2unix fail2ban git haveged libboost-all-dev libcurl4-openssl-dev libdb++-dev libleveldb-dev libminiupnpc-dev libssl-dev m4 nano unzip vim -y


# Enable HAVEGED for entropy
sudo update-rc.d haveged defaults
sudo service haveged start


echo "Downloading and building securecoin..."
cat << "SCRIPT" > ~/build-securecoin
#!/bin/bash
if [[ -d ~/quarkcoin-cpuminer ]]; then
    cd ~/quarkcoin-cpuminer
    git pull
    cd ~/quarkcoin-cpuminer/src
    make clean
else
    cd ~
    git clone https://github.com/Neisklar/quarkcoin-cpuminer.git
    cd ~/quarkcoin-cpuminer
    ./autogen.sh
    ./configure CFLAGS="-O2"
fi

make
sudo cp ./minerd /usr/local/bin/
SCRIPT
chmod +x ~/build-securecoin
~/build-securecoin


# Run the miner
echo '#!/bin/bash' > ~/run-miner
echo "/usr/local/bin/minerd -a quark -o ${SECURECOIN_POOL} -u ${SECURECOIN_WORKER} -p ${SECURECOIN_PASS} -R 10" >> ~/run-miner
echo "" >> ~/run-miner
chmod +x ~/run-miner


# Watchdog runner
cat << "SCRIPT" > ~/start-securecoind
#!/bin/bash
export PATH="/usr/local/bin:$PATH"
echo Starting securecoin miner
[[ -n "$(pidof securecoind)" ]] && killall --older-than 60s -q start-securecoind minerd run-miner
rm ~/miner.log 2>/dev/null
function background_loop
    while :; do
        ~/run-miner > ~/miner.log 2>&1
        sleep 5
        date >> ~/crash.log
    done
background_loop &
function clean_logs
    while :; do
        sleep 5m
        echo "" > ~/miner.log
    done
clean_logs &
SCRIPT
chmod +x ~/start-securecoind
~/start-securecoind


# Add to startup
mkdir /var/spool/cron/crontabs/ > /dev/null 2>&1
echo "@reboot ${HOME}/start-securecoind"   | sudo tee    /var/spool/cron/crontabs/$(whoami) > /dev/null 2>&1
echo ""                                    | sudo tee -a /var/spool/cron/crontabs/$(whoami) > /dev/null 2>&1
sudo chmod 0600 /var/spool/cron/crontabs/$(whoami)
sudo update-rc.d cron defaults


# Watchdog stopper
cat << "SCRIPT" > ~/stop-securecoind
#!/bin/bash
export PATH="/usr/local/bin:$PATH"
{
killall -q start-securecoind run-miner minerd
rm ~/miner.log
} 2>/dev/null
SCRIPT
chmod +x ~/stop-securecoind

# Watchdog restarter
cat << "SCRIPT" > ~/restart-securecoind
#!/bin/bash
~/stop-securecoind
~/start-securecoind
SCRIPT
chmod +x ~/restart-securecoind


# Peek at status
cat << "SCRIPT" > ~/peek
#!/bin/bash
tail ~/miner.log
SCRIPT
chmod +x ~/peek


echo
echo
echo '=========================================================='
echo 'All Done!'
echo 'securecoin pool miner should be up and running'
echo
echo 'Run ~/start-securecoind  to start securecoind and begin mining'
echo 'Run ~/stop-securecoind   to stop securecoind and stop mining'
echo 'Run ~/build-securecoin   to update and rebuild securecoind'
echo 'Run ~/peek              to check on your mining status'
}