CDPD-59053: [Core] Add sles15 build script and removing 'bc' cmd logic (

#3413)

(cherry picked from commit 3ee0d27)
(cherry picked from commit 4d530a3)
Change-Id: I311e704ee573b8f2f5deaf84f4ab32d62c9b27c2

tools/cloudera/build_hue_cloudera.sh

@@ -66,6 +66,9 @@ function install_prerequisite() {
   elif [[ $1 == "sles12" ]]; then
     sles12_install
     export PATH=/usr/lib/mit/bin:$PATH
+  elif [[ $1 == "sles15" ]]; then
+    sles15_install
+    export PATH=/usr/lib/mit/bin:$PATH
   elif [[ $1 == "ubuntu18" ]]; then
     ubuntu18_install
   elif [[ $1 == "ubuntu20" ]]; then

tools/cloudera/build_hue_common.sh

@@ -180,6 +180,35 @@ function sles12_install() {
   fi
 }
 
+function sles15_install() {
+  if [[ $FORCEINSTALL -eq 1 ]]; then
+    # pre-req install
+    sudo -- sh -c 'zypper install -y cyrus-sasl-gssapi \
+      cyrus-sasl-plain \
+      java-11-openjdk \
+      java-11-openjdk-devel \
+      java-11-openjdk-headless \
+      krb5-client pam_krb5 krb5-plugin-kdb-ldap \
+      libpcap \
+      ncurses-devel \
+      nmap \
+      xmlsec1 xmlsec1-devel  xmlsec1-openssl-devel'
+    # MySQLdb install
+    sudo -- sh -c 'zypper install -y libmariadb-devel mariadb-client python3-mysqlclient'
+    # NODEJS 14 install
+    sudo -- sh -c 'zypper install -y nodejs18 npm16'
+    # Pip modules install
+    sudo pip38_bin=${pip38_bin} -- sh -c '${pip38_bin} install virtualenv virtualenv-make-relocatable mysqlclient==2.1.1'
+    sudo pip38_bin=${pip38_bin} -- sh -c 'ln -fs ${pip38_bin} $(dirname ${pip38_bin})/pip'
+    # sqlite3 install
+    sudo -- sh -c 'curl --insecure -o sqlite-autoconf-3350500.tar.gz https://www.sqlite.org/2021/sqlite-autoconf-3350500.tar.gz && \
+        tar zxvf sqlite-autoconf-3350500.tar.gz && \
+        cd sqlite-autoconf-3350500 && \
+        ./configure --prefix=/usr/local/ && make && make install'
+    export LD_LIBRARY_PATH=/usr/local/lib:$LD_LIBRARY_PATH
+  fi
+}
+
 function centos7_install() {
   if [[ $FORCEINSTALL -eq 1 ]]; then
     # pre-req install

tools/relocatable.sh

@@ -84,14 +84,17 @@ fi
 export PATH=$(dirname $ENV_PYTHON):$PATH
 
 PYVER=$($ENV_PYTHON -V 2>&1 | awk '{print $2}' | cut -d '.' -f 1,2)
+MIN_VERSION="3.8"
 # Step 1. Fix virtualenv
-if [ "$(echo "$PYVER >= 3.8" | bc -l)" -eq 1 ]; then
+if [[ $PYVER == $MIN_VERSION || $PYVER == $MIN_VERSION.* || $PYVER > $MIN_VERSION ]]; then
+  echo "Python version is 3.8 or greater"
   pushd .
   cd $HUE_ROOT
   virtualenv-make-relocatable "build/env"
   $ENV_PYTHON $VIRTUAL_BOOTSTRAP --relocatable_pth "build/env"
   popd
-elif [ "$(echo "$PYVER == 2.7" | bc -l)" -eq 1 ]; then
+else
+  echo "Python version is less than 3.8"
   if [ -e "$HUE_ROOT/tools/enable-python27.sh" ]; then
     source $HUE_ROOT/tools/enable-python27.sh
   fi