uses venv & links script

venv-trog.sh

@@ -0,0 +1,95 @@
+#!/bin/bash
+# Run this in a terminal in the troggle directory: 'bash venv-trog.sh'
+
+# Expects an Ubuntu 20.04 relatively clean install.
+# Running using SQLite 3.31.1 2020-01-27 19:55:54
+
+# If you have not already installed these on your clean Ubuntu install DO THIS FIRST
+# /usr/bin/python : ensure python is an alias for python3 not python2.7
+# sudo apt install sqlite3
+# sudo apt install python3-pip
+# sudo apt install python3.9
+
+# copy this file and requirements.txt into the directory above where you want to install the VENV
+VENAME=p39 # python3.9 and django 2.22.25
+
+if [ -d requirements.txt ]; then
+  echo "No requirements.txt found. Copy it here from your most recent installation."
+  exit 1
+fi
+
+cd ..
+if [ ! -d $VENAME ]; then
+  echo "### Creating venv $VENAME"
+  python3.9 -m venv $VENAME
+else 
+  echo "/$VENAME/ already exists ! Delete it first."
+  exit 1
+fi
+
+  # Activate the virtual env and see what the default packages are
+echo "### Activating $VENAME"
+cd $VENAME
+source bin/activate
+PIP=bin/pip 
+
+$PIP list > original-pip.list
+$PIP freeze >original.txt
+
+ln -s ../expoweb expoweb
+ln -s ../troggle troggle
+ln -s ../loser loser
+ln -s ../drawings drawings
+ln -s /mnt/f/expofiles expofiles
+ln -s ../expowebcache expowebcache
+
+    # Package       Version
+    # ------------- ----------
+echo '### links to expoweb, troggle etc. complete'
+echo '###'
+echo '### now installing requirements.txt'
+echo '###'
+
+$PIP install -r troggle/requirements.txt
+
+echo '### install from requirements.txt completed.'
+echo '### '
+
+$PIP freeze > requirements.txt  
+# so that we can track requirements more easily with git
+
+# because we do not install these with pip, but they are listed by the freeze command
+
+# Now find out what we actually installed by subtracting the stuff virtualenv installed anyway
+sort original.txt > 1
+sort requirements.txt >2
+comm -3 1 2 --check-order | awk '{ print $1}'>fresh-requirements.txt
+rm 1
+rm 2
+
+cp requirements.txt requirements-$VENAME.txt 
+cp requirements-$VENAME.txt troggle/requirements-$VENAME.txt
+
+$PIP list > installed-pip.list
+$PIP list -o > installed-pip-o.list
+
+REQ=installation-record
+mkdir $REQ 
+mv requirements-$VENAME.txt $REQ
+mv original.txt $REQ
+#mv requirements.txt $REQ
+mv original-pip.list $REQ
+mv installed-pip.list $REQ
+mv installed-pip-o.list $REQ
+cp fresh-requirements.txt ../requirements.txt
+mv fresh-requirements.txt $REQ
+cp troggle/`basename "$0"` $REQ
+
+python --version
+echo "Django version:"
+django-admin --version
+echo "### Now do 
+  'cd ../$VENAME'
+  'source bin/activate'
+  'cd troggle'
+  'python manage.py test -v 3' "