Merge pull request #131 from m0duspwnens/master

target install directory for mysql, docker and dateutil libraries for Salt

so-setup-network.sh

@@ -356,8 +356,7 @@ docker_install() {
     yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
     yum -y update
     yum -y install docker-ce
-    pip3 install docker
-    set_environment_var "PYTHONPATH=$PYTHONPATH:/usr/local/lib/python3.6/site-packages/:/usr/local/lib64/python3.6/site-packages/"
+    pip3 install -t /usr/lib/python3.6/site-packages/ docker
     if [ $INSTALLTYPE != 'EVALMODE'  ]; then
       docker_registry
     fi
@@ -850,7 +849,7 @@ EOF
       fi
     fi
 
-    pip3 install python-dateutil
+    pip3 install -t /usr/lib/python3.6/site-packages/ python-dateutil
     yum clean expire-cache
     yum -y install salt-minion-2019.2.2 yum-utils device-mapper-persistent-data lvm2 openssl
     yum -y update exclude=salt*
@@ -988,7 +987,7 @@ salt_master_directories() {
 salt_install_mysql_deps() {
 
   yum -y install gcc mariadb-devel python3-devel
-  pip3 install mysqlclient
+  pip3 install -t /usr/lib64/python3.6/site-packages/ mysqlclient
 
 }
 
@@ -1038,7 +1037,7 @@ set_environment_var() {
   echo "Setting environment variable: $1"
 
   export "$1"
-  echo "export $1" >> /etc/profile.d/set_env_vars.sh
+  echo "$1" >> /etc/environment
 
 }