#!/usr/bin/env python
# Modded: kforge-integrationtest-loader to autodeploy site every night
# Bootstrap for kforge automatic testing.
# Will pass through any command line arguments supplied to the script
# This script is **NOT** safe to run on a production machine:
# it does things like stop/start the webserver
# and if httpd.conf not properly rebuilt you it will fail to restart webserver

import os
import shutil
import commands
import urllib
import sys
import tempfile

verbose = True
def _print(msg, isError=False):
    if verbose or isError:
        print(msg)

scriptName = 'kforge-integrationtest'
url = 'http://project.knowledgeforge.net/kforge/svn/trunk/bin/%s' % scriptName

def main(argv):
    # reconstruct the command line args
    args = ''
    if len(argv) > 1:
        args = ' '.join(argv[1:])
    # temp file to store the script in
    (fd, filename) = tempfile.mkstemp(prefix=scriptName)
    _print('Downloading and executing %s...' % (scriptName))

    try:
        urllib.urlretrieve(url, filename)
        _print('Downloaded %s to %s.' % (url, filename))
        cmd = 'python '  + filename + ' ' + args
        _print('Attempting to execute %s' % cmd)
        if not verbose:
            # does not print test run stuff correctly
            status, output = commands.getstatusoutput(cmd)
            if status: _print(output, True)
            else: _print(output)
        else:
            # WARN: using os.system means that all messages will get printed 
            status = os.system(cmd)
        _print('Downloading and execution completed.')
        return status
    finally:
        os.remove(filename)

if __name__ == '__main__':
    # have to set this here or we get prompted in script and everything tanks
    # TODO: set this in integrationtest-loader?
    os.environ['PGPASSWORD'] = 'pass'
    basePath = '/home/kforge/test.kforgeproject.com'
    configFilePath = '/home/kforge/test.kforgeproject.com/kforge.conf'
    instancePath = os.path.join(basePath, 'instance')
    argv = ['<name-of-this-script>', '--base', basePath,
            '--config', configFilePath,
            ]
    
    # we need to stop the web server or we won't be able to delete the db
    os.system('sudo /etc/init.d/apache2 stop')
    cmd = 'sudo /bin/chown -R kforge:kforge %s' %  instancePath
    if os.system(cmd):
        _print('Command [%s] failed' % cmd, True)
    _print('Removing current instance path: %s' % instancePath)
    if os.path.exists(instancePath):
        shutil.rmtree(instancePath)
    status = 0
    try:
        status = main(argv)
    except Exception, inst:
        _print('EXCEPTION: %s' % inst, True)

    # ensure we have a apache config file or restart will break
    httpFilePath = os.path.join(instancePath, 'httpd.conf')
    if not os.path.exists(httpFilePath):
        dirPath = os.path.dirname(httpFilePath)
        if not os.path.exists(dirPath):
            os.makedirs(dirPath)
        ff = file(httpFilePath, 'w')
        ff.write('')
        ff.close()

    cmd = 'sudo /bin/chown -R www-data:www-data %s' % instancePath
    if os.system(cmd):
        _print('Command [%s] failed' % cmd, True)
    os.system('sudo /etc/init.d/apache2 restart')
    if status:
        sys.exit(1)