Update binaries (WIP)

update-cli-binaries.sh

#!/bin/bash -e

# @example
# ./update-cli-binaries.sh zcoin zcoinofficial/zcoin linux64
# 

BINARY_INSTALL_DIR='/usr/local/bin'

# get CRYPTO_NAME
if [ "$#" -lt 1 ]
  then
    read -e -p "Crypto Name: " CRYPTO_NAME
  else
    CRYPTO_NAME=${1}
fi

# get CRYPTO_REPO_URL
# example: PIVX-Project/PIVX, zcoinofficial/zcoin
if [ "$#" -lt 2 ]
  then
    read -e -p "Github USERNAME (for repo owner): " CRYPTO_REPO_USERNAME
    read -e -p "Github REPONAME: " CRYPTO_REPONAME
    CRYPTO_REPO_URL="${CRYPTO_REPO_USERNAME}/${CRYPTO_REPONAME}"
  else
    CRYPTO_REPO_URL=${2}
fi

# get CRYPTO_REPO_URL
# example: x86_64-linux, linux64
if [ "$#" -lt 3 ]
  then
    read -e -p "Github binary target substring: " BINARY_FILENAME_TARGET
  else
    BINARY_FILENAME_TARGET=${3}
fi

# validate and download checksum file
CHECKSUM_FILE=$(curl -s "https://api.github.com/repos/${CRYPTO_REPO_URL}/releases/latest" | grep 'browser_' | cut -d\" -f4 | grep ".asc")
if [ -z CHECKSUM_FILE ]
  then
    echo "check shasum file (.asc) not found at repo in repo release"
    exit
  else
    echo "Found shasum file: ${CHECKSUM_FILE}"
    rm -f SHA256SUMS.asc
    wget $CHECKSUM_FILE -O SHA256SUMS.asc
fi

# get checksum hash
SHA256_HASH=$(awk "/$BINARY_FILENAME_TARGET/" SHA256SUMS.asc | awk '{print $1; exit}')
echo "Valid file hash: ${SHA256_HASH}"

# validate CRYPTO_REPO_URL BINARY_FILENAME_TARGET 
BINARY_URL=$(curl -s "https://api.github.com/repos/${CRYPTO_REPO_URL}/releases/latest" | grep 'browser_' | cut -d\" -f4 | grep "${BINARY_FILENAME_TARGET}")
if [ -z $BINARY_URL ]
  then
    echo "${BINARY_FILENAME_TARGET} file not found in repo release"
    exit
  else
    echo "Found binary file: ${BINARY_URL}"
fi

# start the install/update
CRYPTO_NAME=$(echo $CRYPTO_NAME | awk '{print tolower($0)}')
echo "Updating '${CRYPTO_NAME}' node Daemon (${CRYPTO_NAME}d) and CLI (${CRYPTO_NAME}-cli)"


if pgrep -x "${CRYPTO_NAME}d" > /dev/null
then
  echo "Stopping '${CRYPTO_NAME}' node Daemon (${CRYPTO_NAME}d)"
  "${CRYPTO_NAME}-cli" stop
fi

if pgrep -x "monit" > /dev/null
then
  echo "Stopping Monit - Process '${CRYPTO_NAME}d'"
  sudo monit stop "${CRYPTO_NAME}d"
fi

# echo "URL of updated binary..."
# echo "example: https://github.com/pivxofficial/pivx/releases/download/v0.13.7.10/pivx-0.13.7.10-linux64.tar.gz"
# read -e -p "Github URL : " BINARY_URL
# read -e -p "SHA256 Hash : " SHA256_HASH

UPDATED_BINARY_NAME="updated-binaries.tar.gz"
rm -f $UPDATED_BINARY_NAME
wget $BINARY_URL -O $UPDATED_BINARY_NAME

if [[ $(shasum -a 256 $UPDATED_BINARY_NAME | awk '{print $1; exit}') == $SHA256_HASH ]]
then
  echo "*** File check is valid. ***"
else
  echo "SHA256 Hash not valid, file not correct, try again..."
  exit
fi
echo "Successful download now removing old binaries before extraction."
sudo rm -rf $HOME/${CRYPTO_NAME}* # not to be confused with "$HOME/.${CRYPTO_NAME}"

tar -zxvf $UPDATED_BINARY_NAME

echo "Copy new ${CRYPTO_NAME} binaries"
sudo ln -sf $HOME/${CRYPTO_NAME}*/**/${CRYPTO_NAME}d ${BINARY_INSTALL_DIR}/${CRYPTO_NAME}d               #incase make install fails (error occuring in 0.13.6.4 )
sudo ln -sf $HOME/${CRYPTO_NAME}*/**/${CRYPTO_NAME}-cli ${BINARY_INSTALL_DIR}/${CRYPTO_NAME}-cli         #incase make install fails
sudo ln -sf $HOME/${CRYPTO_NAME}*/**/${CRYPTO_NAME}-tx ${BINARY_INSTALL_DIR}/${CRYPTO_NAME}-tx

echo "Starting ${CRYPTO_NAME} daemon"
sleep 5

# start it up!
which monit
if test $? -eq 0
then
  echo "Starting & Reloading Monit - Process '${CRYPTO_NAME}d'"
  sudo monit restart "${CRYPTO_NAME}d"
  sudo monit reload
else 
  $(echo "${CRYPTO_NAME}d -daemon -reindex")
fi