#!/usr/bin/env python
# (C) 2012, Michael DeHaan, <michael.dehaan@gmail.com>

# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.

#######################################################

import sys
import getpass

import ansible.playbook
import ansible.constants as C
from ansible import errors
from ansible import callbacks
from ansible import utils

def main(args):
    ''' run ansible-playbook operations '''

    # create parser for CLI options
    usage = "%prog playbook.yml"
    parser = utils.base_parser(constants=C, usage=usage, connect_opts=True, runas_opts=True)
    parser.add_option('-e', '--extra-vars', dest="extra_vars", default=None,
        help="set additional key=value variables from the CLI")
    parser.add_option('-t', '--tags', dest='tags', default='all',
        help="only run plays and tasks tagged with these values")

    options, args = parser.parse_args(args)

    if len(args) == 0:
        parser.print_help(file=sys.stderr)
        return 1

    sshpass = None
    sudopass = None
    if options.ask_pass:
        sshpass = getpass.getpass(prompt="SSH password: ")
    if options.ask_sudo_pass:
        sudopass = getpass.getpass(prompt="sudo password: ")
        options.sudo = True
    if options.sudo_user:
        options.sudo = True
    options.sudo_user = options.sudo_user or C.DEFAULT_SUDO_USER
    extra_vars = utils.parse_kv(options.extra_vars)
    only_tags = options.tags.split(",")

    # run all playbooks specified on the command line
    for playbook in args:

        stats = callbacks.AggregateStats()
        playbook_cb = callbacks.PlaybookCallbacks(verbose=options.verbose)
        runner_cb = callbacks.PlaybookRunnerCallbacks(stats, verbose=options.verbose)

        pb = ansible.playbook.PlayBook(
            playbook=playbook,
            module_path=options.module_path,
            host_list=options.inventory, 
            forks=options.forks, 
            verbose=options.verbose, 
            remote_user=options.remote_user,
            remote_pass=sshpass, 
            callbacks=playbook_cb, 
            runner_callbacks=runner_cb, 
            stats=stats,
            timeout=options.timeout, 
            transport=options.connection,
            sudo=options.sudo,
            sudo_user=options.sudo_user,
            sudo_pass=sudopass,
            extra_vars=extra_vars,
            private_key_file=options.private_key_file,
            only_tags=only_tags,
        )
        try:

            pb.run()
            hosts = sorted(pb.stats.processed.keys())
            print callbacks.banner("PLAY RECAP")
            for h in hosts:
                t = pb.stats.summarize(h)
                print "%-30s : ok=%-4s changed=%-4s unreachable=%-4s failed=%-4s " % (h, 
                   t['ok'], t['changed'], t['unreachable'], t['failures']
                )
            print "\n"

        except errors.AnsibleError, e:
            print >>sys.stderr, "ERROR: %s" % e
            return 1

    return 0


if __name__ == "__main__":
    try:
        sys.exit(main(sys.argv[1:]))
    except errors.AnsibleError, e:
        print >>sys.stderr, "ERROR: %s" % e
        sys.exit(1)