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<!--

Copyright 2017-2018 Lars Wirzenius

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program 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 Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

-->

# Scenario step implementations for locally managed ick

## Authentication setup

    IMPLEMENTS GIVEN an RSA key pair for token signing
    argv = [
        os.path.join(srcdir, 'generate-rsa-key'),
        'token.key',
    ]
    cliapp.runcmd(argv, stdout=None, stderr=None)

    IMPLEMENTS GIVEN an access token for (\S+) with scopes (.+)
    user = get_next_match()
    scopes = get_next_match()
    key = open('token.key').read()
    argv = [
        os.path.join(srcdir, 'create-token'),
        scopes,
        user,
    ]
    token = cliapp.runcmd(argv, feed_stdin=key)
    store_token(user, token)
    vars['issuer'] = 'localhost'
    vars['audience'] = user

## Controller configuration

    IMPLEMENTS GIVEN controller config uses (\S+) at the state directory
    vars['statedir'] = get_next_match()

    IMPLEMENTS GIVEN controller config uses (\S+) as artifact store
    vars['artifact_store'] = get_next_match()

    IMPLEMENTS GIVEN controller config uses (\S+) as authentication
    vars['auth_url'] = get_next_match()

## Start and stop the controller

    IMPLEMENTS GIVEN a running ick controller
    import os, time, cliapp, yaml
    vars['controller.log'] = 'ick_controller.log'
    vars['gunicorn3.log'] = 'gunicorn3.log'
    vars['port'] = random_free_port()
    vars['url'] = 'http://127.0.0.1:{}'.format(vars['port'])
    assert vars['auth_url'] is not None
    config = {
        'token-issuer': vars['issuer'],
        'token-audience': vars['audience'],
        'token-public-key': cat('token.key.pub'),
        'log': [
            {
                'filename': vars['controller.log'],
            },
        ],
        'statedir': vars['statedir'],
        'artifact-store': vars['artifact_store'],
        'auth-url': vars['auth_url'],
    }
    env = dict(os.environ)
    env['ICK_CONTROLLER_CONFIG'] = 'ick_controller.yaml'
    yaml.safe_dump(config, open('ick_controller.yaml', 'w'))
    argv = [
        'gunicorn3',
        '--daemon',
        '--bind', '127.0.0.1:{}'.format(vars['port']),
        '--log-file', vars['gunicorn3.log'],
        '--log-level', 'debug',
        '-p', 'pid',
        'ick_controller:app',
    ]
    cliapp.runcmd(argv, env=env)
    vars['pid'] = int(cat('pid'))
    wait_for_port(vars['port'])

    IMPLEMENTS WHEN user stops ick controller
    import os, signal
    os.kill(int(vars['pid']), signal.SIGTERM)

    IMPLEMENTS FINALLY stop ick controller
    import os, signal
    os.kill(vars['pid'], signal.SIGTERM)

## Controller state inspection

    IMPLEMENTS THEN controller state directory contains project (\S+)
    name = get_next_match()
    basename = encode_basename(name)
    filename = os.path.join(vars['statedir'], 'projects', basename)
    print 'filename', filename
    assertTrue(os.path.exists(filename))

    IMPLEMENTS THEN controller state directory contains worker (\S+)
    name = get_next_match()
    basename = encode_basename(name)
    filename = os.path.join(vars['statedir'], 'workers', basename)
    print 'filename', filename
    assertTrue(os.path.exists(filename))

## Check version result

    IMPLEMENTS THEN artifact store URL is (\S+)
    expected = get_next_match()
    body = vars['body']
    obj = json.loads(body)
    actual = obj['artifact_store']
    assertEqual(actual, expected)

    IMPLEMENTS THEN authentication URL is (\S+)
    expected = get_next_match()
    body = vars['body']
    obj = json.loads(body)
    actual = obj['auth_url']
    assertEqual(actual, expected)

## Start and stop artifact store

    IMPLEMENTS GIVEN artifact store config uses (\S+) at the blob directory
    vars['blobdir'] = get_next_match()

    IMPLEMENTS GIVEN a running artifact store
    import os, time, cliapp, yaml
    vars['artifact_store.log'] = 'artifact_store.log'
    vars['gunicorn3_as.log'] = 'gunicorn3_as.log'
    vars['bsport'] = random_free_port()
    vars['bsurl'] = 'http://127.0.0.1:{}'.format(vars['bsport'])
    config = {
        'token-issuer': vars['issuer'],
        'token-audience': vars['audience'],
        'token-public-key': cat('token.key.pub'),
        'log': [
            {
                'filename': vars['artifact_store.log'],
            },
        ],
        'blobdir': vars['blobdir'],
    }
    env = dict(os.environ)
    env['ARTIFACT_STORE_CONFIG'] = 'artifact_store.yaml'
    yaml.safe_dump(config, open('artifact_store.yaml', 'w'))
    argv = [
        'gunicorn3',
        '--daemon',
        '--bind', '127.0.0.1:{}'.format(vars['bsport']),
        '--log-file', vars['gunicorn3_as.log'],
        '--log-level', 'debug',
        '-p', 'bspid',
        'artifact_store:app',
    ]
    cliapp.runcmd(argv, env=env)
    vars['bspid'] = int(cat('bspid'))
    wait_for_port(vars['bsport'])

    IMPLEMENTS FINALLY stop artifact store
    import os, signal
    os.kill(vars['bspid'], signal.SIGTERM)