bootstrap.sh

#!/usr/bin/env bash
 
set -euo pipefail
 
JDK="jdk1.8.0_74"
EXPECTED_JDK_EXPLODED_SHA1="25d468495c8d44f71233cf240560b9d2c681d5e4"
NODE="node-v4.3.2-linux-x64"
EXPECTED_NODE_EXPLODED_SHA1="f1ecc0b12739e5ab1b4d03006f7f8b406fcaba07"
BUCK="buck-344c05b"
EXPECTED_BUCK_EXPLODED_SHA1="9bd0b11e2225d74f38d57c22dc404142e5d51ed0"
MAVEN="apache-maven-3.3.9"
EXPECTED_MAVEN_EXPLODED_SHA1="5b4c117854921b527ab6190615f9435da730ba05"
 
#Runtime Dependencies
PGSQL="pgsql-9.2.15"
EXPECTED_PGSQL_EXPLODED_SHA1="8fad03ec139bc05cd7d3b7976e93f32ea5bc93d8"
 
OPT_DIR=${ROOT_DIR}/opt
 
function fetch_artifact() {
    local name=$1
    echo "Fetching dependency ${name} ..."
    local namedVersion=$2
    curl -J --progress-bar -o ${OPT_DIR}/${version}.tar.gz http://thearts.internal.transficc.com/artifacts/${name}/${namedVersion}.tar.gz
}
 
function ensure_dependency_extracted_and_linked() {
  local short_name=$1
  local name_version=$2
  local expectedSha1Hash=$3
  local fully_qualified_extracted_dir=${OPT_DIR}/${name_version}
  local fully_qualified_linked_dir=${OPT_DIR}/${short_name}
  local package_hash_file="$fully_qualified_extracted_dir.sha1"
  local actual_sha1_hash=""
 
  if [ -e "$package_hash_file" ]; then
    actual_sha1_hash=$(cat ${package_hash_file})
  fi
 
  if [ "$actual_sha1_hash" != "$expectedSha1Hash" ]; then
      echo "Hashes don't match"
      echo "actual: $actual_sha1_hash expected: $expectedSha1Hash"
      rm -rf ${fully_qualified_linked_dir}
      rm -rf ${fully_qualified_extracted_dir}
 
      fetch_artifact ${short_name} ${name_version}
 
      tar xzf "${OPT_DIR}/${name_version}.tar.gz" -C ${OPT_DIR}/
      ln -s ${fully_qualified_extracted_dir} ${fully_qualified_linked_dir}
      local sha1hash=$(sha1sum ${OPT_DIR}/${name_version}.tar.gz | awk '{ print $1 }')
      echo ${sha1hash} > "$fully_qualified_extracted_dir.sha1"
      rm "${OPT_DIR}/${name_version}.tar.gz"
  fi
}
 
function ensure_directory_exists() {
    mkdir -p ${OPT_DIR}
}
 
function bootstrap() {
     echo "Arguments: $@"
     ensure_directory_exists
     ensure_dependency_extracted_and_linked "jdk" ${JDK} ${EXPECTED_JDK_EXPLODED_SHA1}
     ensure_dependency_extracted_and_linked "node" ${NODE} ${EXPECTED_NODE_EXPLODED_SHA1}
     ensure_dependency_extracted_and_linked "buck" ${BUCK} ${EXPECTED_BUCK_EXPLODED_SHA1}
     ensure_dependency_extracted_and_linked "maven" ${MAVEN} ${EXPECTED_MAVEN_EXPLODED_SHA1}
}
 
boostrap