install.sh

#!/usr/bin/env bash

# three threads is the best parallelism
mvn -T 3 clean install

if [ $? -ne 0 ]; then
  echo "ERROR: Maven package failed. Stop installing Pixels."
  exit 1
fi

if [ -z "$PIXELS_HOME" ]; then
  echo "ERROR: PIXELS_HOME is not set. Stop installing Pixels."
  exit 1
else
  echo "PIXELS_HOME is '$PIXELS_HOME'"
fi

# remove the last '/', this is optional, but makes the output look better
if [[ "$PIXELS_HOME" == *"/" ]]
then
    PIXELS_HOME=${PIXELS_HOME::-1}
fi

mkdir -p $PIXELS_HOME/bin
mkdir -p $PIXELS_HOME/sbin
mkdir -p $PIXELS_HOME/etc
mkdir -p $PIXELS_HOME/lib
mkdir -p $PIXELS_HOME/listener
mkdir -p $PIXELS_HOME/logs
mkdir -p $PIXELS_HOME/var

echo "Installing pixels-index-rockset JNI library..."
ROCKSET_JNI_LIB=./cpp/pixels-index/pixels-index-rockset/build/libpixels-index-rockset.so
if [ ! -f "$ROCKSET_JNI_LIB" ]; then
  echo "WARN: '$ROCKSET_JNI_LIB' not found. Skip installing pixels-index-rockset JNI library."
  echo "WARN: Build it manually if you need Rockset index support. See cpp/pixels-index/pixels-index-rockset/README.md."
else
  cp -v "$ROCKSET_JNI_LIB" $PIXELS_HOME/lib
fi

echo "Installing scripts..."

CP_SBIN=0

if [ -z "$(ls -A $PIXELS_HOME/sbin)" ]; then
  CP_SBIN=1
else
  read -p "'$PIXELS_HOME/sbin' not empty, override?[y/n]" -n 1 -r
  echo # move to a new line
  if [[ $REPLY =~ ^[Yy]$ ]]; then
    CP_SBIN=1
  fi
fi

if [ $CP_SBIN -eq 1 ]; then
  cp -v ./scripts/sbin/* $PIXELS_HOME/sbin
fi

CP_BIN=0

if [ -z "$(ls -A $PIXELS_HOME/bin)" ]; then
  CP_BIN=1
else
  read -p "'$PIXELS_HOME/bin' not empty, override?[y/n]" -n 1 -r
  echo # move to a new line
  if [[ $REPLY =~ ^[Yy]$ ]]; then
    CP_BIN=1
  fi
fi

if [ $CP_BIN -eq 1 ]; then
  cp -v ./scripts/bin/* $PIXELS_HOME/bin
fi

echo "Installing pixels-daemons..."
cp -v ./pixels-daemon/target/pixels-daemon-*-full.jar $PIXELS_HOME/bin
echo "Installing pixels-cli..."
cp -v ./pixels-cli/target/pixels-cli-*-full.jar $PIXELS_HOME/sbin

if [ -z "$(ls -A $PIXELS_HOME/lib)" ]; then
  echo "$(
    tput setaf 1
    tput setab 7
  )Make sure to put the jdbc connector of MySQL into '$PIXELS_HOME/lib'!$(tput sgr 0)"
fi

echo "Installing config files..."
# copy the jvm and worker nodes config files
CP_ETC=0

if [ -z "$(ls -A $PIXELS_HOME/etc)" ]; then
  CP_ETC=1
else
  read -p "'$PIXELS_HOME/etc' not empty, override?[y/n]" -n 1 -r
  echo # move to a new line
  if [[ $REPLY =~ ^[Yy]$ ]]; then
    CP_ETC=1
  fi
fi

if [ $CP_ETC -eq 1 ]; then
  cp -v ./scripts/etc/* $PIXELS_HOME/etc
fi

# find and copy pixels.properties
if [ ! -f "$PIXELS_HOME/etc/pixels.properties" ]; then
  cp -v ./pixels-common/src/main/resources/pixels.properties $PIXELS_HOME/etc
  echo "$(
    tput setaf 1
    tput setab 7
  )Make sure to modify '$PIXELS_HOME/etc/pixels.properties'!$(tput sgr 0)"
else
  TEMPLATE_KEYS=$(mktemp)
  TARGET_KEYS=$(mktemp)
  NEW_KEYS=$(mktemp)
  DEPRECATED_KEYS=$(mktemp)
  NEW_OPTIONS=$(mktemp)
  DEPRECATED_OPTIONS=$(mktemp)

  sed -n '/^[[:space:]]*#/d; /^[[:space:]]*$/d; /=/ { s/[[:space:]]*=.*$//; s/^[[:space:]]*//; p; }' ./pixels-common/src/main/resources/pixels.properties | sort -u > $TEMPLATE_KEYS
  sed -n '/^[[:space:]]*#/d; /^[[:space:]]*$/d; /=/ { s/[[:space:]]*=.*$//; s/^[[:space:]]*//; p; }' $PIXELS_HOME/etc/pixels.properties | sort -u > $TARGET_KEYS

  comm -13 $TARGET_KEYS $TEMPLATE_KEYS > $NEW_KEYS
  comm -23 $TARGET_KEYS $TEMPLATE_KEYS > $DEPRECATED_KEYS

  if [ -s $NEW_KEYS ]; then
    awk -F= 'FNR==NR { keys[$1]=1; next } /^[[:space:]]*#/ || /^[[:space:]]*$/ || index($0, "=") == 0 { next } { key=$1; gsub(/^[[:space:]]+|[[:space:]]+$/, "", key); if (key in keys) print $0 }' $NEW_KEYS ./pixels-common/src/main/resources/pixels.properties > $NEW_OPTIONS
    echo "new config option:"
    sed 's/^/  /' $NEW_OPTIONS
    read -p "add new config options to '$PIXELS_HOME/etc/pixels.properties'?[Y/n]" -n 1 -r
    echo # move to a new line
    if [[ -z $REPLY || $REPLY =~ ^[Yy]$ ]]; then
      echo >> $PIXELS_HOME/etc/pixels.properties
      cat $NEW_OPTIONS >> $PIXELS_HOME/etc/pixels.properties
    fi
  fi

  if [ -s $DEPRECATED_KEYS ]; then
    awk -F= 'FNR==NR { keys[$1]=1; next } /^[[:space:]]*#/ || /^[[:space:]]*$/ || index($0, "=") == 0 { next } { key=$1; gsub(/^[[:space:]]+|[[:space:]]+$/, "", key); if (key in keys) print $0 }' $DEPRECATED_KEYS $PIXELS_HOME/etc/pixels.properties > $DEPRECATED_OPTIONS
    echo "deprecated config option:"
    sed 's/^/  /' $DEPRECATED_OPTIONS
    read -p "remove deprecated config options from '$PIXELS_HOME/etc/pixels.properties'?[y/N]" -n 1 -r
    echo # move to a new line
    if [[ $REPLY =~ ^[Yy]$ ]]; then
      TMP_PIXELS_PROPERTIES=$(mktemp)
      awk -F= 'FNR==NR { keys[$1]=1; next } { line=$0; key=$1; if (line ~ /^[[:space:]]*#/ || line ~ /^[[:space:]]*$/ || index(line, "=") == 0) { print line; next } gsub(/^[[:space:]]+|[[:space:]]+$/, "", key); if (!(key in keys)) print line }' $DEPRECATED_KEYS $PIXELS_HOME/etc/pixels.properties > $TMP_PIXELS_PROPERTIES
      mv $TMP_PIXELS_PROPERTIES $PIXELS_HOME/etc/pixels.properties
    fi
  fi

  rm -f $TEMPLATE_KEYS $TARGET_KEYS $NEW_KEYS $DEPRECATED_KEYS $NEW_OPTIONS $DEPRECATED_OPTIONS
fi

# find and copy pixels-cpp.properties
if [ -z "$(find $PIXELS_HOME/etc -name "pixels-cpp.properties")" ]; then
  cp -v ./cpp/pixels-cpp.properties $PIXELS_HOME/etc
  echo "$(
    tput setaf 1
    tput setab 7
  )Make sure to modify '$PIXELS_HOME/etc/pixels-cpp.properties'!$(tput sgr 0)"
else
  read -p "'$PIXELS_HOME/etc/pixels-cpp.properties' exists, override?[y/n]" -n 1 -r
  echo # move to a new line
  if [[ $REPLY =~ ^[Yy]$ ]]; then
    cp -v ./cpp/pixels-cpp.properties $PIXELS_HOME/etc
  fi
fi

# prompt the post-install steps
echo "$(
  tput setaf 1
  tput setab 7
)You may need to install and configure MySQL and etcd. Please refer to README.$(tput sgr 0)"
echo "$(
  tput setaf 1
  tput setab 7
)See the README of pixels-presto/trino/hive to install a query engine.$(tput sgr 0)"