get rid of driver shell script, to simplify deployment

update README and crontab to match

README

@@ -19,20 +19,29 @@ Dependencies
 ============
 
 - python3
-- python3-sqlalchemy
 - python3-psycopg2
 - python3-requests
+- python3-sqlalchemy
 
 
-Configuration file
-==================
+Deployment
+==========
+
+1. git clone under $GHLISTER_ROOT (of your choosing)
+2. mkdir ~/.config/swh/ ~/.cache/swh/lister-github/
+3. edit $GHLISTER_ROOT/etc/crontab and customize GHLISTER_ROOT
+4. crontab $GHLISTER_ROOT/etc/crontab
+5. create configuration file ~/.config/swh/lister-github.ini
+
+Sample configuration file
+-------------------------
 
 cat ~/.config/swh/lister-github.ini
 
         [main]
-        # see http://docs.sqlalchemy.org/en/latest/core/engines.html#database-urls
         db_url = postgres:///github
-        cache_dir = cache
-        log_dir = log
-        username = foobar
-        password = quux
+          # see http://docs.sqlalchemy.org/en/latest/core/engines.html#database-urls
+        cache_dir = /home/zack/.cache/swh/lister-github
+        log_dir =   /home/zack/.cache/swh/lister-github
+        username = foobar  # github username
+        password = quux    # github password

bin/update-github-list

@@ -1,26 +0,0 @@
-#!/bin/bash
-
-# PYTHONPATH and PATH (for ghlister) should be set via cron
-# export PYTHONPATH=$HOME/src/swh-lister-github/
-
-log_dir=$(grep log_dir ~/.config/swh/lister-github.ini | cut -f 3 -d' ')
-test -d "$log_dir" || mkdir -p "$log_dir"
-logfile="${log_dir}/$(date +%Y%m%d).log"
-
-# catchup with recent changes
-ghlister catchup &> "$logfile"
-
-# XXX: computing the following stats via this script forced to have double
-# configuration for shell-vs-python. Also it's unneeded: we can compute the
-# same information (number of repos created per day) from the DB, via the
-# last_seen column.
-
-# dbservice=lister-github
-# dbconn="service=${dbservice}"
-# psql="psql --no-psqlrc --pset t --pset format=unaligned ${dbconn}"
-
-# # compute and store current totals
-# all_repos=$(echo "select count(*) from repos" | $psql)
-# fork_repos=$(echo "select count(*) from fork_repos" | $psql)
-# orig_repos=$(echo "select count(*) from orig_repos" | $psql)
-# echo "insert into repos_history(repos, fork_repos, orig_repos) values (${all_repos}, ${fork_repos}, ${orig_repos})" | $psql > /dev/null

etc/crontab

@@ -1,4 +1,4 @@
-GHLISTER_ROOT=$HOME/src/swh-lister-github
+GHLISTER_ROOT=~/src/swh-lister-github
 
 # m h  dom mon dow   command
-  0 8  *   *   *     PATH=$GHLISTER_ROOT/bin:$PATH PYTHONPATH=$GHLISTER_ROOT update-github-list
+  0 8  *   *   *     PYTHONPATH=$GHLISTER_ROOT $GHLISTER_ROOT/bin/ghlister catchup >> ~/.cache/swh/lister-github/$(date +\%Y\%m\%d).log 2>&1