Change install location of neo4j server to $CONDA_DIR

README.md

@@ -4,6 +4,8 @@ Example of a Binderised repo running neo4j.
 
 [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gh/psychemedia/binder-neo4j/master)
 
+The neo4j server is installed into `$CONDA_DIR` (by default, `/srv/conda`), the only guaranteed writeable path outside `$HOME`.
+
 Demo test code in the `py/` folder.
 
 (Since this repo also runs `jupytext`, if you  click on the `neo4j-demo.py` file from the notebook server `tree/` page and it will open *as a notebook*.)

binder/postBuild

@@ -5,16 +5,18 @@ if [ ! -f neo4j-community-3.5.8-unix.tar.gz ]; then
 fi
 
 tar -xvf neo4j-community-3.5.8-unix.tar.gz
+mv neo4j-community-3.5.8 ${CONDA_DIR}/
+rm neo4j-community-3.5.8-unix.tar.gz
 
 # Not sure if the neo4j web UI is working via the proxy
 # This should allow the db to listen if it does...
 # Comment it out if you'd rather be a bit more secure
-echo "dbms.connectors.default_listen_address=0.0.0.0" >> neo4j-community-3.5.8/conf/neo4j.conf
+echo "dbms.connectors.default_listen_address=0.0.0.0" >> ${CONDA_DIR}/neo4j-community-3.5.8/conf/neo4j.conf
 
 # neo4j has aa default password: neo4j
 # However, if you log in with that, the session will soon time out
 # and you will be required to update the original default password 
-neo4j-community-3.5.8/bin/neo4j-admin set-initial-password neo4jbinder
+${CONDA_DIR}/neo4j-community-3.5.8/bin/neo4j-admin set-initial-password neo4jbinder
 
 
 #cypher kernel

binder/start

@@ -1,6 +1,6 @@
 #!/bin/bash
 set -eux
 
-neo4j-community-3.5.8/bin/neo4j start
+${CONDA_DIR}/neo4j-community-3.5.8/bin/neo4j start
 
 exec "$@"