From a49aaad30c5f78b44ce636aeb5a08e45c23f8190 Mon Sep 17 00:00:00 2001
From: IvanBerezovskiy <iberezovskiy@mirantis.com>
Date: Mon, 26 Aug 2013 18:57:23 +0400
Subject: [PATCH] Add Hive DIB element

Change-Id: Iac3a13f2a70fd8888fc81c04629f2c696199d2a5
---
 elements/hive/README.md              |  3 +++
 elements/hive/element-deps           |  2 ++
 elements/hive/post-install.d/60-hive | 29 ++++++++++++++++++++++++++++
 elements/hive/root.d/0-check         |  8 ++++++++
 4 files changed, 42 insertions(+)
 create mode 100644 elements/hive/README.md
 create mode 100644 elements/hive/element-deps
 create mode 100755 elements/hive/post-install.d/60-hive
 create mode 100755 elements/hive/root.d/0-check

diff --git a/elements/hive/README.md b/elements/hive/README.md
new file mode 100644
index 0000000..9be915f
--- /dev/null
+++ b/elements/hive/README.md
@@ -0,0 +1,3 @@
+Installs Hive on Ubuntu and Fedora.
+Hive stores metadata in MySQL databases. So, this element requires 'mysql' element.
+You can specify download link for Hive using parameter 'HIVE_DOWNLOAD_URL' or choose Hive version using parameter 'HIVE_VERSION'.
diff --git a/elements/hive/element-deps b/elements/hive/element-deps
new file mode 100644
index 0000000..ccc298f
--- /dev/null
+++ b/elements/hive/element-deps
@@ -0,0 +1,2 @@
+hadoop
+mysql
diff --git a/elements/hive/post-install.d/60-hive b/elements/hive/post-install.d/60-hive
new file mode 100755
index 0000000..7d53110
--- /dev/null
+++ b/elements/hive/post-install.d/60-hive
@@ -0,0 +1,29 @@
+#!/bin/bash
+install-packages wget tar
+
+tmp_dir=/tmp/hive
+mkdir -p $tmp_dir
+cd $tmp_dir
+
+if [ -z $HIVE_DOWNLOAD_URL ]; then
+  HIVE_DOWNLOAD_URL=http://www.apache.org/dist/hive/hive-$HIVE_VERSION/hive-$HIVE_VERSION-bin.tar.gz
+fi
+wget $HIVE_DOWNLOAD_URL
+if [ $? -ne 0 ]; then
+   echo -e "Could not download hive.\nAborting"
+   exit 1
+fi
+HIVE_FILE=$(basename $HIVE_DOWNLOAD_URL)
+tar xzf $HIVE_FILE
+HIVE_DIR="${HIVE_FILE%.*}"
+HIVE_DIR="${HIVE_DIR%.*}"
+mv $HIVE_DIR /opt/hive
+rm -r $tmp_dir
+chmod -R a+rw /opt/hive
+
+ln -s /usr/share/java/mysql-connector-java.jar /opt/hive/lib/libmysql-java.jar
+chown -R hadoop:hadoop /opt/hive
+cat >> /home/hadoop/.bashrc <<EOF
+HIVE_HOME=/opt/hive
+PATH=\$PATH:\$HIVE_HOME/bin
+EOF
diff --git a/elements/hive/root.d/0-check b/elements/hive/root.d/0-check
new file mode 100755
index 0000000..489ee4d
--- /dev/null
+++ b/elements/hive/root.d/0-check
@@ -0,0 +1,8 @@
+#!/bin/bash
+if [ -z "$HIVE_DOWNLOAD_URL" ]; then
+  version_check=$(echo $HIVE_VERSION | sed -e '/[0-9]\.[0-9][0-9]\.[0-9]/d')
+  if [ ! -z $version_check ]; then
+    echo -e "Unable to install Hive: You should specify HIVE_DOWNLOAD_URL or HIVE_VERSION.\nAborting"
+    exit 1
+  fi
+fi