#!/bin/bash
set -eux

RC=0
fail () {
	echo "FAIL: $@" >&2
	RC=1
}


function exit_handler()
{
    set +e
    service apache2 stop
    if test -f /run/uwsgi/uwsgi.pid; then
	kill -TERM $(cat /run/uwsgi/uwsgi.pid)
    fi
    chmod -R a+rX $AUTOPKGTEST_ARTIFACTS
    cat $AUTOPKGTEST_ARTIFACTS/apache2/error.log
    cat $AUTOPKGTEST_ARTIFACTS/apache2/access.log
    cat $AUTOPKGTEST_ARTIFACTS/uwsgi/uwsgi.log
    cat $AUTOPKGTEST_ARTIFACTS/uwsgi/uwsgi.error.log
}
trap exit_handler EXIT

a2enmod proxy
a2enmod proxy_uwsgi

rsync -a /var/log/apache2 "$AUTOPKGTEST_ARTIFACTS"
rm /var/log/apache2/*
mount -o bind "$AUTOPKGTEST_ARTIFACTS/apache2" /var/log/apache2

tee /etc/apache2/sites-available/000-default.conf <<'EOF'
<VirtualHost *:80>
	# The ServerName directive sets the request scheme, hostname and port that
	# the server uses to identify itself. This is used when creating
	# redirection URLs. In the context of virtual hosts, the ServerName
	# specifies what hostname must appear in the request's Host: header to
	# match this virtual host. For the default virtual host (this file) this
	# value is not decisive as it is used as a last resort host regardless.
	# However, you must set it for any further virtual host explicitly.
	#ServerName www.example.com

	ServerAdmin webmaster@localhost
	DocumentRoot /var/www/html

	# Available loglevels: trace8, ..., trace1, debug, info, notice, warn,
	# error, crit, alert, emerg.
	# It is also possible to configure the loglevel for particular
	# modules, e.g.
	#LogLevel info ssl:warn

	ErrorLog ${APACHE_LOG_DIR}/error.log
	CustomLog ${APACHE_LOG_DIR}/access.log combined

	# For most configuration files from conf-available/, which are
	# enabled or disabled at a global level, it is possible to
	# include a line for only one particular virtual host. For example the
	# following line enables the CGI configuration for this host only
	# after it has been globally disabled with "a2disconf".
	#Include conf-available/serve-cgi-bin.conf
	ProxyPass "/uwsgi" "unix:/run/uwsgi/test.socket|uwsgi://localhost"
</VirtualHost>
EOF

#service apache2 restart

test -d /etc/uwsgi/ || mkdir /etc/uwsgi

useradd uwsgi_test
useradd www-test

tee /etc/uwsgi/apps-available/test.ini <<EOF
[uwsgi]
chdir=/tmp
master=True
cheap=True
die-on-idle=True
manage-script-name=True
plugin=python
wsgi-file=/tmp/uwsgi.py
EOF


tee /tmp/uwsgi.py <<'EOF'
import wsgiref.headers as h
def application(env, start_response):
    buggy_header=('buggy','buggy#\r\nbuggy2:buggy2')
    start_response('200 OK', [('Content-Type','text/html'),buggy_header])
    ret = b"Hello World Headers {}".format(env)
    return [ret]
EOF
chown www-test.www-test /tmp/uwsgi.py
chmod +x /tmp/uwsgi.py

mkdir /run/uwsgi
chown www-test:www-data /run/uwsgi

mkdir $AUTOPKGTEST_ARTIFACTS/uwsgi
touch $AUTOPKGTEST_ARTIFACTS/uwsgi/uwsgi.log
touch $AUTOPKGTEST_ARTIFACTS/uwsgi/uwsgi.error.log
chown -R www-test.www-test $AUTOPKGTEST_ARTIFACTS/uwsgi
chmod -R ug+X $AUTOPKGTEST_ARTIFACTS/uwsgi
chmod -R ug+r $AUTOPKGTEST_ARTIFACTS/uwsgi

NCMD="exec /usr/bin/uwsgi --ini /etc/uwsgi/apps-available/test.ini --socket /run/uwsgi/test.socket >> $AUTOPKGTEST_ARTIFACTS/uwsgi/uwsgi.log 2>> $AUTOPKGTEST_ARTIFACTS/uwsgi/uwsgi.error.log"
start-stop-daemon -v --start --user www-test --umask 0002 --chuid www-test:www-data --group www-data --make-pidfile --pidfile /run/uwsgi/uwsgi.pid --no-close --background --startas /bin/sh -- -x -c "$NCMD" uwsgi
/etc/init.d/apache2 restart
ls -l /run/uwsgi/test.socket

wget -S -q --output-document - http://localhost/uwsgi
wget -q --output-document - http://localhost/uwsgi | grep "^Hello World"

exit $RC
