install_hortonworksambariserver.sh

#!/bin/bash
# shellcheck disable=SC1090,SC1091
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Copyright Clairvoyant 2017
#

PATH=/usr/bin:/usr/sbin:/bin:/sbin:/usr/local/bin

# ARGV:
# 1 - Ambari server database type : embedded, postgresql, mysql, or oracle - optional
# 2 - Ambari server version - optional
AMBVERSION=2.5.2.0

# Function to discover basic OS details.
discover_os() {
  if command -v lsb_release >/dev/null; then
    # CentOS, Ubuntu, RedHatEnterpriseServer, RedHatEnterprise, Debian, SUSE LINUX, OracleServer
    # shellcheck disable=SC2034
    OS=$(lsb_release -is)
    # CentOS= 6.10, 7.2.1511, Ubuntu= 14.04, RHEL= 6.10, 7.5, SLES= 11, OEL= 7.6
    # shellcheck disable=SC2034
    OSVER=$(lsb_release -rs)
    # 7, 14
    # shellcheck disable=SC2034
    OSREL=$(echo "$OSVER" | awk -F. '{print $1}')
    # Ubuntu= trusty, wheezy, CentOS= Final, RHEL= Santiago, Maipo, SLES= n/a
    # shellcheck disable=SC2034
    OSNAME=$(lsb_release -cs)
  else
    if [ -f /etc/redhat-release ]; then
      if [ -f /etc/centos-release ]; then
        # shellcheck disable=SC2034
        OS=CentOS
        # shellcheck disable=SC2034
        OSREL=$(rpm -qf /etc/centos-release --qf='%{VERSION}\n' | awk -F. '{print $1}')
        # shellcheck disable=SC2034
        OSNAME=$(awk -F"[()]" '{print $2}' /etc/centos-release | sed 's| ||g')
        if [ -z "$OSNAME" ]; then
          # shellcheck disable=SC2034
          OSNAME="n/a"
        fi
        if [ "$OSREL" -le "6" ]; then
          # 6.10.el6.centos.12.3
          # shellcheck disable=SC2034
          OSVER=$(rpm -qf /etc/centos-release --qf='%{VERSION}.%{RELEASE}\n' | awk -F. '{print $1"."$2}')
        elif [ "$OSREL" == "7" ]; then
          # 7.5.1804.4.el7.centos
          # shellcheck disable=SC2034
          OSVER=$(rpm -qf /etc/centos-release --qf='%{VERSION}.%{RELEASE}\n' | awk -F. '{print $1"."$2"."$3}')
        elif [ "$OSREL" == "8" ]; then
          if [ "$(rpm -qf /etc/centos-release --qf='%{NAME}\n')" == "centos-stream-release" ]; then
            # shellcheck disable=SC2034
            OS=CentOSStream
            # shellcheck disable=SC2034
            OSVER=$(rpm -qf /etc/centos-release --qf='%{VERSION}\n' | awk -F. '{print $1}')
          else
            # shellcheck disable=SC2034
            OSVER=$(rpm -qf /etc/centos-release --qf='%{VERSION}.%{RELEASE}\n' | awk -F. '{print $1"."$2"."$4}')
          fi
        else
          # shellcheck disable=SC2034
          OS=CentOSStream
          # shellcheck disable=SC2034
          OSVER=$(rpm -qf /etc/centos-release --qf='%{VERSION}\n')
        fi
      elif [ -f /etc/oracle-release ]; then
        # shellcheck disable=SC2034
        OS=OracleServer
        # 7.6
        # shellcheck disable=SC2034
        OSVER=$(rpm -qf /etc/oracle-release --qf='%{VERSION}\n')
        # shellcheck disable=SC2034
        OSNAME="n/a"
      else
        # shellcheck disable=SC2034
        OS=RedHatEnterpriseServer
        # 8.6, 7.5, 6Server
        # shellcheck disable=SC2034
        OSVER=$(rpm -qf /etc/redhat-release --qf='%{VERSION}\n')
        # shellcheck disable=SC2034
        OSREL=$(echo "$OSVER" | awk -F. '{print $1}')
        if [ "$OSVER" == "6Server" ]; then
          # shellcheck disable=SC2034
          OSVER=$(rpm -qf /etc/redhat-release --qf='%{RELEASE}\n' | awk -F. '{print $1"."$2}')
        elif [ "$OSREL" == "8" ]; then
          # shellcheck disable=SC2034
          OS=RedHatEnterprise
        fi
        # shellcheck disable=SC2034
        OSNAME=$(awk -F"[()]" '{print $2}' /etc/redhat-release | sed 's| ||g')
      fi
      # shellcheck disable=SC2034
      OSREL=$(echo "$OSVER" | awk -F. '{print $1}')
    elif [ -f /etc/SuSE-release ]; then
      if grep -q "^SUSE Linux Enterprise Server" /etc/SuSE-release; then
        # shellcheck disable=SC2034
        OS="SUSE LINUX"
      fi
      # shellcheck disable=SC2034
      OSVER=$(rpm -qf /etc/SuSE-release --qf='%{VERSION}\n' | awk -F. '{print $1}')
      # shellcheck disable=SC2034
      OSREL=$(echo "$OSVER" | awk -F. '{print $1}')
      # shellcheck disable=SC2034
      OSNAME="n/a"
    fi
  fi
}

_install_oracle_jdbc() {
  cd "$(dirname "$0")" || exit
  if [ ! -f ojdbc6.jar ] && [ ! -f ojdbc8.jar ]; then
    echo "** NOTICE: ojdbc6.jar or ojdbc8.jar not found.  Please manually download from"
    echo "   http://www.oracle.com/technetwork/database/enterprise-edition/jdbc-112010-090769.html"
    echo "   or"
    echo "   http://www.oracle.com/technetwork/database/features/jdbc/jdbc-ucp-122-3110062.html"
    echo "   and place in the same directory as this script."
    exit 1
  fi
  if [ ! -d /usr/share/java ]; then
    install -o root -g root -m 0755 -d /usr/share/java
  fi
  if [ -f ojdbc6.jar ]; then
    cp -p ojdbc6.jar /tmp/ojdbc6.jar
    install -o root -g root -m 0644 /tmp/ojdbc6.jar /usr/share/java/
    ln -sf ojdbc6.jar /usr/share/java/oracle-connector-java.jar
    ls -l /usr/share/java/ojdbc6.jar
  fi
  if [ -f ojdbc8.jar ]; then
    cp -p ojdbc8.jar /tmp/ojdbc8.jar
    install -o root -g root -m 0644 /tmp/ojdbc8.jar /usr/share/java/
    ln -sf ojdbc8.jar /usr/share/java/oracle-connector-java.jar
    ls -l /usr/share/java/ojdbc8.jar
  fi
  ls -l /usr/share/java/oracle-connector-java.jar
}

echo "********************************************************************************"
echo "*** $(basename "$0")"
echo "********************************************************************************"
# Check to see if we are on a supported OS.
discover_os
if [ "$OS" != RedHatEnterpriseServer ] && [ "$OS" != CentOS ] && [ "$OS" != OracleServer ] && [ "$OS" != Debian ] && [ "$OS" != Ubuntu ]; then
  echo "ERROR: Unsupported OS."
  exit 3
fi

# TODO
INSTALLDB=$1
if [ -z "$INSTALLDB" ]; then
  INSTALLDB=embedded
fi
AMBVERSION=${2:-$AMBVERSION}

PROXY=$(grep -Eh '^ *http_proxy=http|^ *https_proxy=http' /etc/profile.d/*)
eval "$PROXY"
export http_proxy
export https_proxy
if [ -z "$http_proxy" ]; then
  PROXY=$(grep -El 'http_proxy=|https_proxy=' /etc/profile.d/*)
  if [ -n "$PROXY" ]; then
    . "$PROXY"
  fi
fi

OS_LOWER=$(echo "$OS" | tr '[:upper:]' '[:lower:]')
echo "Installing Hortonworks Ambari Server..."
echo "AMB database is: $INSTALLDB"
echo "AMB version is: $AMBVERSION"
if [ "$OS" == RedHatEnterpriseServer ] || [ "$OS" == CentOS ] || [ "$OS" == OracleServer ]; then
  # Test to see if JDK 6 is present.
  if rpm -q jdk >/dev/null; then
    HAS_JDK=yes
  else
    HAS_JDK=no
  fi
  # Because it may have been put there by some other process.
  if [ ! -f /etc/yum.repos.d/ambari.repo ]; then
    wget -q "http://public-repo-1.hortonworks.com/ambari/${OS_LOWER}${OSREL}/2.x/updates/${AMBVERSION}/ambari.repo" -O /etc/yum.repos.d/ambari.repo
    RETVAL=$?
    if [ "$RETVAL" -ne 0 ]; then
      echo "** ERROR: Could not download http://public-repo-1.hortonworks.com/ambari/${OS_LOWER}${OSREL}/2.x/updates/${AMBVERSION}/ambari.repo"
      exit 4
    fi
    chown root:root /etc/yum.repos.d/ambari.repo
    chmod 0644 /etc/yum.repos.d/ambari.repo
  fi
  yum -y -e1 -d1 install ambari-server
  if [ "$INSTALLDB" == embedded ]; then
    if [ -f /etc/profile.d/java.sh ]; then
      . /etc/profile.d/java.sh
    fi
    ambari-server setup --java-home "$JAVA_HOME" --silent
    service ambari-server start
    chkconfig ambari-server on
  else
    if [ "$INSTALLDB" == mysql ]; then
      yum -y -e1 -d1 install mysql-connector-java
      # Removes JDK 6 if it snuck onto the system. Tests for the actual RPM
      # named "jdk" to keep virtual packages from causing a JDK 8 uninstall.
      if [ "$HAS_JDK" == no ] && rpm -q jdk >/dev/null; then yum -y -e1 -d1 remove jdk; fi
    elif [ "$INSTALLDB" == postgresql ]; then
      yum -y -e1 -d1 install postgresql-jdbc
    elif [ "$INSTALLDB" == oracle ]; then
      _install_oracle_jdbc
    else
      echo "** ERROR: Argument must be either embedded, mysql, postgresql, or oracle."
    fi
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
    echo "** Now you must configure the Hortonworks Ambari server to connect to the"
    echo "** external database.  Please run:"
    echo "${PWD}/ambari_prepare_database.sh"
    echo "** and then:"
    echo "service ambari-server start"
    echo "chkconfig ambari-server on"
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
  fi
elif [ "$OS" == Debian ] || [ "$OS" == Ubuntu ]; then
  # Because it may have been put there by some other process.
  if [ ! -f /etc/apt/sources.list.d/ambari.list ]; then
    wget -q "http://public-repo-1.hortonworks.com/ambari/${OS_LOWER}${OSREL}/2.x/updates/${AMBVERSION}/ambari.list" -O /etc/apt/sources.list.d/ambari.list
    RETVAL=$?
    if [ "$RETVAL" -ne 0 ]; then
      echo "** ERROR: Could not download http://public-repo-1.hortonworks.com/ambari/${OS_LOWER}${OSREL}/2.x/updates/${AMBVERSION}/ambari.list"
      exit 5
    fi
    chown root:root /etc/apt/sources.list.d/ambari.list
    chmod 0644 /etc/apt/sources.list.d/ambari.list
    apt-key adv --recv-keys --keyserver keyserver.ubuntu.com B9733A7A07513CAD
  fi
  export DEBIAN_FRONTEND=noninteractive
  apt-get -y -qq update
  apt-get -y -q install ambari-server
  if [ "$INSTALLDB" == embedded ]; then
    if [ -f /etc/profile.d/java.sh ]; then
      . /etc/profile.d/java.sh
    elif [ -f /etc/profile.d/jdk.sh ]; then
      . /etc/profile.d/jdk.sh
    fi
    ambari-server setup --java-home "$JAVA_HOME" --silent
    service ambari-server start
    update-rc.d ambari-server defaults
  else
    if [ "$INSTALLDB" == mysql ]; then
      apt-get -y -q install libmysql-java
    elif [ "$INSTALLDB" == postgresql ]; then
      apt-get -y -q install libpostgresql-jdbc-java
    elif [ "$INSTALLDB" == oracle ]; then
      _install_oracle_jdbc
    else
      echo "** ERROR: Argument must be either embedded, mysql, or postgresql, or oracle."
    fi
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
    echo "** Now you must configure the Hortonworks Ambari server to connect to the"
    echo "** external database.  Please run:"
    echo "${PWD}/ambari_prepare_database.sh"
    echo "** and then:"
    echo "service ambari-server start"
    echo "update-rc.d ambari-server defaults"
    echo "****************************************"
    echo "****************************************"
    echo "****************************************"
  fi
fi