#!/bin/env python

"""Testlet to dump the acceptance environment."""

import os
import sys
import time
import test_utils as util

name = 'Dump of the acceptance test environment'

def test(logfile):
    (cluster, domain) = util.get_hostname()

    # show the hostname
    util.log_print_nl(logfile, 'Hostname: %s.%s' % (cluster, domain))
    util.log_print_nl(logfile)

    # show value of PYTHON environment variable
    python_env_var = os.getenv('PYTHON', '')
    util.log_print_nl(logfile, 'PYTHON environment variable = %s' % python_env_var)
    if python_env_var == '':
        util.log_print_nl(logfile, "Assume 'export PYTHON=python'")
    util.log_print_nl(logfile)
    python_env_var = os.getenv('PYTHON', 'python')

    # show python version being used
    cmd = '%s -c "import sys;print sys.version"' % python_env_var
    fd = os.popen(cmd, 'r')
    python_version = fd.read()
    fd.close() 
    util.log_print_nl(logfile, "Executing '$PYTHON' gives version: %s" % python_version.replace('\n', ' '))
    util.log_print_nl(logfile)

    # show ANUGAPATH value
    ANUGAPATH = os.getenv('ANUGAPATH')
    util.log_print_nl(logfile, 'ANUGAPATH environment variable = %s' % ANUGAPATH)

    # see if we can get a revision number for ANUGA source
    revision = None
    try:
        revision = get_revision_number()
    except:
        pass
    if revision is None:
        util.log_print_nl(logfile, "Can't get ANUGA revision number.")
    else:
        util.log_print_nl(logfile, "ANUGA revision number is %d." % revision)
    util.log_print_nl(logfile)

    # See if we are testing EQRM
    eqrm_path = os.getenv('ANUGAPATH')
    if eqrm_path:
        util.log_print_nl(logfile, 'Environment variable ANUGAPATH = %s' % eqrm_path)
        util.log_print_nl(logfile, 'EQRM will be tested below.')
    else:
        util.log_print_nl(logfile, 'Environment variable ANUGAPATH not set, not testing EQRM.')
    util.log_print_nl(logfile)

##    # show contents of ./machines_<machine>
##    # NOT SURE THIS FILE HAS ANY MEANING ANYMORE!?
##    home = os.getenv('HOME')
##    machines_file = os.path.join(home, '.machines_%s' % cluster)
##    try:
##        fd = open(machines_file, 'r')
##        data = fd.read()
##        fd.close()
##    except:
##        data = '***** NO FILE FOUND *****\n'
##
##    util.log_print_nl(logfile, '%s:' % machines_file)
##    util.log_print_nl(logfile, '-' * 30)
##    util.log_print(logfile, data)
##    util.log_print_nl(logfile, '-' * 30)
##    util.log_print_nl(logfile)

    # display which nodes are considered 'bad'
    cluster_info = util.get_cluster_info(cluster)
    bad_node_list = cluster_info['bad_nodes']
    if bad_node_list:
        util.log_print_nl(logfile, 'The following nodes are considered bad:')
        util.log_print(logfile, '    ')
        for n in bad_node_list:
            util.log_print(logfile, '%d  ' % n)
        util.log_print_nl(logfile)
    else:
        util.log_print_nl(logfile, 'No nodes are considered bad.')
    util.log_print_nl(logfile)


    return True


if __name__ == '__main__':
    logfile = 'test.log'
    if len(sys.argv) > 1:
        logfile = sys.argv[1]

    try:
        os.remove(logfile)
    except:
        pass

    if not test(logfile):
        sys.exit(10)

    sys.exit(0)