print local name and ip in vm terminal, document trigram index

vm/firstboot.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 #fails in bootstrap
-apt-get -y install ipython
+apt-get -y install ipython ntp
 
 #ffmpeg
 wget http://firefogg.org/nightly/ffmpeg.linux -O /usr/local/bin/ffmpeg
@@ -13,6 +13,7 @@ chmod 755 /usr/local/bin/ffmpeg2theora
 apt-get -y install postgresql postgresql-contrib
 sudo -u postgres createuser -S -D -R pandora
 sudo -u postgres createdb  -T template0 --locale=C --encoding=UTF8 -O pandora pandora
+echo "CREATE EXTENSION pg_trgm;" | sudo -u postgres psql pandora
 
 #rabbitmq
 RABBITPWD=$(pwgen -n 16 -1)
@@ -38,10 +39,12 @@ DATA_SERVICE = ""
 SITE_CONFIG = '$SITE_CONFIG'
 BROKER_PASSWORD = "$RABBITPWD"
 XACCELREDIRECT = True
+DB_GIN_TRGM = True
 EOF
 
 cd /srv/pandora/pandora
 sudo -u pandora python manage.py syncdb --noinput
+sudo -u pandora python manage.py sqlfindindex | sudo -u pandora python manage.py dbshell
 echo "UPDATE django_site SET domain = '$HOST.local', name = '$HOST.local' WHERE 1=1;" | sudo -u pandora python manage.py dbshell
 
 
@@ -59,3 +62,36 @@ service pandora start
 sed "s/__PREFIX__/\/srv\/pandora/g" "/srv/pandora/etc/nginx/vhost.in" > "/etc/nginx/sites-available/default"
 service nginx restart
 
+cat > /usr/local/bin/fixtime <<EOF
+#!/bin/bash
+while [ 1 ]; do
+    /usr/sbin/ntpdate pool.ntp.org >/dev/null
+    sleep 600
+done
+EOF
+chmod +x /usr/local/bin/fixtime
+cat > /usr/local/bin/genissue <<EOF
+#!/bin/bash
+HOST=\$(rgrep .local /var/log/syslog | grep "Host name is" | tail -n 1 | awk '{print \$12}' | sed 's/\.$//')
+echo Welcome to pan.do/ra - connect via one of those urls:
+echo 
+echo "  http://\$HOST/"
+for ip in \$(ifconfig  | grep 'inet addr:'| grep -v '127.0.0.1' | cut -d: -f2 | awk '{ print \$1 }'); do
+    echo "  http://\$ip/"
+done
+echo
+EOF
+chmod +x /usr/local/bin/genissue
+
+cat > /etc/rc.local << EOF
+#!/bin/sh -e
+#vm has one network interface and that might change, make it not persistent
+rm -f /etc/udev/rules.d/70-persistent-net.rules
+
+#vm can be suspended, this help to keep the time in sync
+/usr/local/bin/fixtime &
+
+#update issue
+/usr/local/bin/genissue > /etc/issue
+EOF
+chmod +x /etc/rc.local