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Posted to dev@ariatosca.apache.org by ra...@apache.org on 2017/04/02 12:53:45 UTC

[3/3] incubator-ariatosca git commit: ARIA-48 cli

ARIA-48 cli


Project: http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/commit/de2d57dd
Tree: http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/tree/de2d57dd
Diff: http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/diff/de2d57dd

Branch: refs/heads/ARIA-48-aria-cli
Commit: de2d57dd09f7acce5a1845530b8629ada7ff77d2
Parents: 07cbfcd
Author: Ran Ziv <ra...@gigaspaces.com>
Authored: Tue Mar 28 12:17:46 2017 +0300
Committer: Ran Ziv <ra...@gigaspaces.com>
Committed: Sun Apr 2 15:53:12 2017 +0300

----------------------------------------------------------------------
 aria/__init__.py                                |   2 +-
 aria/cli/VERSION                                |   3 +
 aria/cli/args_parser.py                         | 269 ---------
 aria/cli/cli.py                                 | 113 ----
 aria/cli/cli/__init__.py                        |  14 +
 aria/cli/cli/aria.py                            | 453 +++++++++++++++
 aria/cli/cli/helptexts.py                       |  56 ++
 aria/cli/colorful_event.py                      | 152 ++++++
 aria/cli/commands.py                            | 546 -------------------
 aria/cli/commands/__init__.py                   |  14 +
 aria/cli/commands/executions.py                 | 172 ++++++
 aria/cli/commands/logs.py                       |  68 +++
 aria/cli/commands/node_templates.py             | 104 ++++
 aria/cli/commands/nodes.py                      |  96 ++++
 aria/cli/commands/plugins.py                    | 145 +++++
 aria/cli/commands/service_templates.py          | 207 +++++++
 aria/cli/commands/services.py                   | 175 ++++++
 aria/cli/commands/workflows.py                  | 107 ++++
 aria/cli/config.py                              |  46 --
 aria/cli/config/__init__.py                     |  14 +
 aria/cli/config/config.py                       |  70 +++
 aria/cli/config/config_template.yaml            |  12 +
 aria/cli/constants.py                           |  18 +
 aria/cli/csar.py                                |  11 +-
 aria/cli/dry.py                                 |  88 ---
 aria/cli/env.py                                 | 118 ++++
 aria/cli/exceptions.py                          |  54 +-
 aria/cli/inputs.py                              | 118 ++++
 aria/cli/logger.py                              | 113 ++++
 aria/cli/main.py                                |  73 +++
 aria/cli/service_template_utils.py              | 140 +++++
 aria/cli/storage.py                             |  95 ----
 aria/cli/table.py                               |  90 +++
 aria/cli/utils.py                               | 152 ++++++
 aria/core.py                                    | 116 ++++
 aria/exceptions.py                              |  16 +
 aria/modeling/__init__.py                       |   2 +
 aria/modeling/exceptions.py                     |  18 +
 aria/modeling/orchestration.py                  |  14 +-
 aria/modeling/service_changes.py                |  10 +-
 aria/modeling/service_instance.py               |  16 +-
 aria/modeling/service_template.py               |  16 +-
 aria/modeling/utils.py                          |  87 ++-
 aria/orchestrator/context/common.py             |  27 +-
 aria/orchestrator/context/workflow.py           |  19 +-
 .../execution_plugin/ctx_proxy/server.py        |   3 +-
 aria/orchestrator/runner.py                     | 101 ----
 aria/orchestrator/workflow_runner.py            | 147 +++++
 aria/orchestrator/workflows/api/task.py         |  41 +-
 aria/orchestrator/workflows/builtin/__init__.py |   1 +
 .../workflows/builtin/execute_operation.py      |  15 +-
 aria/orchestrator/workflows/builtin/utils.py    |  86 ++-
 aria/storage/core.py                            |   5 +
 aria/utils/archive.py                           |  63 +++
 aria/utils/exceptions.py                        |  11 +
 aria/utils/file.py                              |  13 +
 aria/utils/formatting.py                        |  43 ++
 aria/utils/threading.py                         |  24 +
 aria/utils/type.py                              |  57 ++
 .../simple_v1_0/modeling/__init__.py            |   3 +-
 requirements.in                                 |   5 +
 setup.py                                        |   2 +-
 tests/mock/context.py                           |   7 +-
 tests/mock/models.py                            |  13 +-
 tests/modeling/test_models.py                   |  10 +-
 tests/orchestrator/context/test_operation.py    |  45 +-
 .../context/test_resource_render.py             |   4 +-
 tests/orchestrator/context/test_serialize.py    |   4 +-
 tests/orchestrator/context/test_toolbelt.py     |  11 +-
 tests/orchestrator/context/test_workflow.py     |  10 +-
 .../orchestrator/execution_plugin/test_local.py |  10 +-
 tests/orchestrator/execution_plugin/test_ssh.py |   2 +-
 .../workflows/builtin/test_execute_operation.py |   3 +-
 .../orchestrator/workflows/core/test_engine.py  |  10 +-
 .../test_task_graph_into_exececution_graph.py   | 111 ----
 .../test_task_graph_into_execution_graph.py     | 111 ++++
 tests/utils/test_threading.py                   |  35 ++
 77 files changed, 3634 insertions(+), 1621 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/__init__.py
----------------------------------------------------------------------
diff --git a/aria/__init__.py b/aria/__init__.py
index b9251d5..df75b1e 100644
--- a/aria/__init__.py
+++ b/aria/__init__.py
@@ -84,6 +84,6 @@ def application_resource_storage(api, api_kwargs=None, initiator=None, initiator
 
     return storage.ResourceStorage(api_cls=api,
                                    api_kwargs=api_kwargs,
-                                   items=['blueprint', 'deployment', 'plugin'],
+                                   items=['service_template', 'service', 'plugin'],
                                    initiator=initiator,
                                    initiator_kwargs=initiator_kwargs)

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/VERSION
----------------------------------------------------------------------
diff --git a/aria/cli/VERSION b/aria/cli/VERSION
new file mode 100644
index 0000000..6a3252e
--- /dev/null
+++ b/aria/cli/VERSION
@@ -0,0 +1,3 @@
+{
+  "version": "0.1.0"
+}

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/args_parser.py
----------------------------------------------------------------------
diff --git a/aria/cli/args_parser.py b/aria/cli/args_parser.py
deleted file mode 100644
index 81ee513..0000000
--- a/aria/cli/args_parser.py
+++ /dev/null
@@ -1,269 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one or more
-# contributor license agreements.  See the NOTICE file distributed with
-# this work for additional information regarding copyright ownership.
-# The ASF licenses this file to You under the Apache License, Version 2.0
-# (the "License"); you may not use this file except in compliance with
-# the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-"""
-Argument parsing configuration and functions
-"""
-
-import argparse
-from functools import partial
-
-from ..utils.argparse import ArgumentParser
-
-NO_VERBOSE = 0
-
-
-class SmartFormatter(argparse.HelpFormatter):
-    """
-    TODO: what is this?
-    """
-    def _split_lines(self, text, width):
-        if text.startswith('R|'):
-            return text[2:].splitlines()
-        return super(SmartFormatter, self)._split_lines(text, width)
-
-
-def sub_parser_decorator(func=None, **parser_settings):
-    """
-    Decorated for sub_parser argument definitions
-    """
-    if not func:
-        return partial(sub_parser_decorator, **parser_settings)
-
-    def _wrapper(parser):
-        sub_parser = parser.add_parser(**parser_settings)
-        sub_parser.add_argument(
-            '-v', '--verbose',
-            dest='verbosity',
-            action='count',
-            default=NO_VERBOSE,
-            help='Set verbosity level (can be passed multiple times)')
-        func(sub_parser)
-        return sub_parser
-    return _wrapper
-
-
-def config_parser(parser=None):
-    """
-    Top level argparse configuration
-    """
-    parser = parser or ArgumentParser(
-        prog='ARIA',
-        description="ARIA's Command Line Interface",
-        formatter_class=SmartFormatter)
-    parser.add_argument('-v', '--version', action='version')
-    sub_parser = parser.add_subparsers(title='Commands', dest='command')
-    add_init_parser(sub_parser)
-    add_execute_parser(sub_parser)
-    add_parse_parser(sub_parser)
-    add_workflow_parser(sub_parser)
-    add_spec_parser(sub_parser)
-    add_csar_create_parser(sub_parser)
-    add_csar_open_parser(sub_parser)
-    add_csar_validate_parser(sub_parser)
-    return parser
-
-
-@sub_parser_decorator(
-    name='parse',
-    help='Parse a blueprint',
-    formatter_class=SmartFormatter)
-def add_parse_parser(parse):
-    """
-    ``parse`` command parser configuration
-    """
-    parse.add_argument(
-        'uri',
-        help='URI or file path to service template')
-    parse.add_argument(
-        'consumer',
-        nargs='?',
-        default='validate',
-        help='"validate" (default), "presentation", "template", "types", "instance", or consumer '
-             'class name (full class path or short name)')
-    parse.add_argument(
-        '--loader-source',
-        default='aria.parser.loading.DefaultLoaderSource',
-        help='loader source class for the parser')
-    parse.add_argument(
-        '--reader-source',
-        default='aria.parser.reading.DefaultReaderSource',
-        help='reader source class for the parser')
-    parse.add_argument(
-        '--presenter-source',
-        default='aria.parser.presentation.DefaultPresenterSource',
-        help='presenter source class for the parser')
-    parse.add_argument(
-        '--presenter',
-        help='force use of this presenter class in parser')
-    parse.add_argument(
-        '--prefix', nargs='*',
-        help='prefixes for imports')
-    parse.add_flag_argument(
-        'debug',
-        help_true='print debug info',
-        help_false='don\'t print debug info')
-    parse.add_flag_argument(
-        'cached-methods',
-        help_true='enable cached methods',
-        help_false='disable cached methods',
-        default=True)
-
-
-@sub_parser_decorator(
-    name='workflow',
-    help='Run a workflow on a blueprint',
-    formatter_class=SmartFormatter)
-def add_workflow_parser(workflow):
-    """
-    ``workflow`` command parser configuration
-    """
-    workflow.add_argument(
-        'uri',
-        help='URI or file path to service template')
-    workflow.add_argument(
-        '-w', '--workflow',
-        default='install',
-        help='The workflow name')
-    workflow.add_flag_argument(
-        'dry',
-        default=True,
-        help_true='dry run',
-        help_false='wet run')
-
-
-@sub_parser_decorator(
-    name='init',
-    help='Initialize environment',
-    formatter_class=SmartFormatter)
-def add_init_parser(init):
-    """
-    ``init`` command parser configuration
-    """
-    init.add_argument(
-        '-d', '--deployment-id',
-        required=True,
-        help='A unique ID for the deployment')
-    init.add_argument(
-        '-p', '--blueprint-path',
-        dest='blueprint_path',
-        required=True,
-        help='The path to the desired blueprint')
-    init.add_argument(
-        '-i', '--inputs',
-        dest='input',
-        action='append',
-        help='R|Inputs for the local workflow creation \n'
-             '(Can be provided as wildcard based paths (*.yaml, etc..) to YAML files, \n'
-             'a JSON string or as "key1=value1;key2=value2"). \n'
-             'This argument can be used multiple times')
-    init.add_argument(
-        '-b', '--blueprint-id',
-        dest='blueprint_id',
-        required=True,
-        help='The blueprint ID'
-    )
-
-
-@sub_parser_decorator(
-    name='execute',
-    help='Execute a workflow',
-    formatter_class=SmartFormatter)
-def add_execute_parser(execute):
-    """
-    ``execute`` command parser configuration
-    """
-    execute.add_argument(
-        '-d', '--deployment-id',
-        required=True,
-        help='A unique ID for the deployment')
-    execute.add_argument(
-        '-w', '--workflow',
-        dest='workflow_id',
-        help='The workflow to execute')
-    execute.add_argument(
-        '-p', '--parameters',
-        dest='parameters',
-        action='append',
-        help='R|Parameters for the workflow execution\n'
-             '(Can be provided as wildcard based paths (*.yaml, etc..) to YAML files,\n'
-             'a JSON string or as "key1=value1;key2=value2").\n'
-             'This argument can be used multiple times.')
-    execute.add_argument(
-        '--task-retries',
-        dest='task_retries',
-        type=int,
-        help='How many times should a task be retried in case of failure')
-    execute.add_argument(
-        '--task-retry-interval',
-        dest='task_retry_interval',
-        default=1,
-        type=int,
-        help='How many seconds to wait before each task is retried')
-
-
-@sub_parser_decorator(
-    name='csar-create',
-    help='Create a CSAR file from a TOSCA service template directory',
-    formatter_class=SmartFormatter)
-def add_csar_create_parser(parse):
-    parse.add_argument(
-        'source',
-        help='Service template directory')
-    parse.add_argument(
-        'entry',
-        help='Entry definition file relative to service template directory')
-    parse.add_argument(
-        '-d', '--destination',
-        help='Output CSAR zip destination',
-        required=True)
-
-
-@sub_parser_decorator(
-    name='csar-open',
-    help='Extracts a CSAR file to a TOSCA service template directory',
-    formatter_class=SmartFormatter)
-def add_csar_open_parser(parse):
-    parse.add_argument(
-        'source',
-        help='CSAR file location')
-    parse.add_argument(
-        '-d', '--destination',
-        help='Output directory to extract the CSAR into',
-        required=True)
-
-
-@sub_parser_decorator(
-    name='csar-validate',
-    help='Validates a CSAR file',
-    formatter_class=SmartFormatter)
-def add_csar_validate_parser(parse):
-    parse.add_argument(
-        'source',
-        help='CSAR file location')
-
-
-@sub_parser_decorator(
-    name='spec',
-    help='Specification tool',
-    formatter_class=SmartFormatter)
-def add_spec_parser(spec):
-    """
-    ``spec`` command parser configuration
-    """
-    spec.add_argument(
-        '--csv',
-        action='store_true',
-        help='output as CSV')

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/cli.py
----------------------------------------------------------------------
diff --git a/aria/cli/cli.py b/aria/cli/cli.py
deleted file mode 100644
index 8d014b3..0000000
--- a/aria/cli/cli.py
+++ /dev/null
@@ -1,113 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one or more
-# contributor license agreements.  See the NOTICE file distributed with
-# this work for additional information regarding copyright ownership.
-# The ASF licenses this file to You under the Apache License, Version 2.0
-# (the "License"); you may not use this file except in compliance with
-# the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-"""
-CLI Entry point
-"""
-
-import os
-import logging
-import tempfile
-
-from .. import install_aria_extensions
-from ..logger import (
-    create_logger,
-    create_console_log_handler,
-    create_file_log_handler,
-    LoggerMixin,
-)
-from ..utils.exceptions import print_exception
-from .args_parser import config_parser
-from .commands import (
-    ParseCommand,
-    WorkflowCommand,
-    InitCommand,
-    ExecuteCommand,
-    CSARCreateCommand,
-    CSAROpenCommand,
-    CSARValidateCommand,
-    SpecCommand,
-)
-
-__version__ = '0.1.0'
-
-
-class AriaCli(LoggerMixin):
-    """
-    Context manager based class that enables proper top level error handling
-    """
-
-    def __init__(self, *args, **kwargs):
-        super(AriaCli, self).__init__(*args, **kwargs)
-        self.commands = {
-            'parse': ParseCommand.with_logger(base_logger=self.logger),
-            'workflow': WorkflowCommand.with_logger(base_logger=self.logger),
-            'init': InitCommand.with_logger(base_logger=self.logger),
-            'execute': ExecuteCommand.with_logger(base_logger=self.logger),
-            'csar-create': CSARCreateCommand.with_logger(base_logger=self.logger),
-            'csar-open': CSAROpenCommand.with_logger(base_logger=self.logger),
-            'csar-validate': CSARValidateCommand.with_logger(base_logger=self.logger),
-            'spec': SpecCommand.with_logger(base_logger=self.logger),
-        }
-
-    def __enter__(self):
-        return self
-
-    def __exit__(self, exc_type, exc_val, exc_tb):
-        """
-        Here we will handle errors
-        :param exc_type:
-        :param exc_val:
-        :param exc_tb:
-        :return:
-        """
-        # todo: error handling
-        # todo: cleanup if needed
-        # TODO: user message if needed
-        pass
-
-    def run(self):
-        """
-        Parses user arguments and run the appropriate command
-        """
-        parser = config_parser()
-        args, unknown_args = parser.parse_known_args()
-
-        command_handler = self.commands[args.command]
-        self.logger.debug('Running command: {args.command} handler: {0}'.format(
-            command_handler, args=args))
-        try:
-            command_handler(args, unknown_args)
-        except Exception as e:
-            print_exception(e)
-
-
-def main():
-    """
-    CLI entry point
-    """
-    install_aria_extensions()
-    create_logger(
-        handlers=[
-            create_console_log_handler(),
-            create_file_log_handler(file_path=os.path.join(tempfile.gettempdir(), 'aria_cli.log')),
-        ],
-        level=logging.INFO)
-    with AriaCli() as aria:
-        aria.run()
-
-
-if __name__ == '__main__':
-    main()

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/cli/__init__.py
----------------------------------------------------------------------
diff --git a/aria/cli/cli/__init__.py b/aria/cli/cli/__init__.py
new file mode 100644
index 0000000..ae1e83e
--- /dev/null
+++ b/aria/cli/cli/__init__.py
@@ -0,0 +1,14 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/cli/aria.py
----------------------------------------------------------------------
diff --git a/aria/cli/cli/aria.py b/aria/cli/cli/aria.py
new file mode 100644
index 0000000..baa72eb
--- /dev/null
+++ b/aria/cli/cli/aria.py
@@ -0,0 +1,453 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+import sys
+import difflib
+import StringIO
+import traceback
+from functools import wraps
+
+import click
+
+from ..env import env, logger
+from ..cli import helptexts
+from ..inputs import inputs_to_dict
+from ..constants import SAMPLE_SERVICE_TEMPLATE_FILENAME
+from ...utils.exceptions import get_exception_as_string
+
+
+CLICK_CONTEXT_SETTINGS = dict(
+    help_option_names=['-h', '--help'],
+    token_normalize_func=lambda param: param.lower())
+
+
+class MutuallyExclusiveOption(click.Option):
+    """Makes options mutually exclusive. The option must pass a `cls` argument
+    with this class name and a `mutually_exclusive` argument with a list of
+    argument names it is mutually exclusive with.
+
+    NOTE: All mutually exclusive options must use this. It's not enough to
+    use it in just one of the options.
+    """
+
+    def __init__(self, *args, **kwargs):
+        self.mutually_exclusive = set(kwargs.pop('mutually_exclusive', []))
+        self.mutuality_error_message = \
+            kwargs.pop('mutuality_error_message',
+                       helptexts.DEFAULT_MUTUALITY_MESSAGE)
+        self.mutuality_string = ', '.join(self.mutually_exclusive)
+        if self.mutually_exclusive:
+            help = kwargs.get('help', '')
+            kwargs['help'] = (
+                '{0}. This argument is mutually exclusive with '
+                'arguments: [{1}] ({2})'.format(
+                    help,
+                    self.mutuality_string,
+                    self.mutuality_error_message))
+        super(MutuallyExclusiveOption, self).__init__(*args, **kwargs)
+
+    def handle_parse_result(self, ctx, opts, args):
+        if self.mutually_exclusive.intersection(opts) and self.name in opts:
+            raise click.UsageError(
+                'Illegal usage: `{0}` is mutually exclusive with '
+                'arguments: [{1}] ({2}).'.format(
+                    self.name,
+                    self.mutuality_string,
+                    self.mutuality_error_message))
+        return super(MutuallyExclusiveOption, self).handle_parse_result(
+            ctx, opts, args)
+
+
+def _format_version_data(version_data,
+                         prefix=None,
+                         suffix=None,
+                         infix=None):
+    all_data = version_data.copy()
+    all_data['prefix'] = prefix or ''
+    all_data['suffix'] = suffix or ''
+    all_data['infix'] = infix or ''
+    output = StringIO.StringIO()
+    output.write('{prefix}{version}'.format(**all_data))
+    output.write('{suffix}'.format(**all_data))
+    return output.getvalue()
+
+
+def show_version(ctx, param, value):
+    if not value:
+        return
+
+    cli_version_data = env.get_version_data()
+    cli_version = _format_version_data(
+        cli_version_data,
+        prefix='ARIA CLI ',
+        infix=' ' * 5,
+        suffix='')
+
+    logger.info(cli_version)
+    ctx.exit()
+
+
+def inputs_callback(ctx, param, value):
+    """Allow to pass any inputs we provide to a command as
+    processed inputs instead of having to call `inputs_to_dict`
+    inside the command.
+
+    `@aria.options.inputs` already calls this callback so that
+    every time you use the option it returns the inputs as a
+    dictionary.
+    """
+    if not value:
+        return {}
+
+    return inputs_to_dict(value)
+
+
+def set_verbosity_level(ctx, param, value):
+    if not value:
+        return
+
+    env.logging.verbosity_level = value
+
+
+def set_cli_except_hook():
+
+    def recommend(possible_solutions):
+        logger.info('Possible solutions:')
+        for solution in possible_solutions:
+            logger.info('  - {0}'.format(solution))
+
+    def new_excepthook(tpe, value, tb):
+        if env.logging.is_high_verbose_level():
+            # log error including traceback
+            logger.error(get_exception_as_string(tpe, value, tb))
+        else:
+            # write the full error to the log file
+            with open(env.logging.log_file, 'a') as log_file:
+                traceback.print_exception(
+                    etype=tpe,
+                    value=value,
+                    tb=tb,
+                    file=log_file)
+            # print only the error message
+            print value
+
+        if hasattr(value, 'possible_solutions'):
+            recommend(getattr(value, 'possible_solutions'))
+
+    sys.excepthook = new_excepthook
+
+
+def pass_logger(func):
+    """Simply passes the logger to a command.
+    """
+    # Wraps here makes sure the original docstring propagates to click
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        return func(logger=logger, *args, **kwargs)
+
+    return wrapper
+
+
+def pass_plugin_manager(func):
+    """Simply passes the plugin manager to a command.
+    """
+    # Wraps here makes sure the original docstring propagates to click
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        return func(plugin_manager=env.plugin_manager, *args, **kwargs)
+
+    return wrapper
+
+
+def pass_model_storage(func):
+    """Simply passes the model storage to a command.
+    """
+    # Wraps here makes sure the original docstring propagates to click
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        return func(model_storage=env.model_storage, *args, **kwargs)
+
+    return wrapper
+
+
+def pass_resource_storage(func):
+    """Simply passes the resource storage to a command.
+    """
+    # Wraps here makes sure the original docstring propagates to click
+    @wraps(func)
+    def wrapper(*args, **kwargs):
+        return func(resource_storage=env.resource_storage, *args, **kwargs)
+
+    return wrapper
+
+
+def pass_context(func):
+    """Make click context ARIA specific
+
+    This exists purely for aesthetic reasons, otherwise
+    Some decorators are called `@click.something` instead of
+    `@aria.something`
+    """
+    return click.pass_context(func)
+
+
+class AliasedGroup(click.Group):
+    def __init__(self, *args, **kwargs):
+        self.max_suggestions = kwargs.pop("max_suggestions", 3)
+        self.cutoff = kwargs.pop("cutoff", 0.5)
+        super(AliasedGroup, self).__init__(*args, **kwargs)
+
+    def get_command(self, ctx, cmd_name):
+        rv = click.Group.get_command(self, ctx, cmd_name)
+        if rv is not None:
+            return rv
+        matches = \
+            [x for x in self.list_commands(ctx) if x.startswith(cmd_name)]
+        if not matches:
+            return None
+        elif len(matches) == 1:
+            return click.Group.get_command(self, ctx, matches[0])
+        ctx.fail('Too many matches: {0}'.format(', '.join(sorted(matches))))
+
+    def resolve_command(self, ctx, args):
+        """Override clicks ``resolve_command`` method
+        and appends *Did you mean ...* suggestions
+        to the raised exception message.
+        """
+        try:
+            return super(AliasedGroup, self).resolve_command(ctx, args)
+        except click.exceptions.UsageError as error:
+            error_msg = str(error)
+            original_cmd_name = click.utils.make_str(args[0])
+            matches = difflib.get_close_matches(
+                original_cmd_name,
+                self.list_commands(ctx),
+                self.max_suggestions,
+                self.cutoff)
+            if matches:
+                error_msg += '\n\nDid you mean one of these?\n    {0}'.format(
+                    '\n    '.join(matches))
+            raise click.exceptions.UsageError(error_msg, error.ctx)
+
+
+def group(name):
+    """Allow to create a group with a default click context
+    and a cls for click's `didyoueamn` without having to repeat
+    it for every group.
+    """
+    return click.group(
+        name=name,
+        context_settings=CLICK_CONTEXT_SETTINGS,
+        cls=AliasedGroup)
+
+
+def command(*args, **kwargs):
+    """Make Click commands ARIA specific
+
+    This exists purely for aesthetical reasons, otherwise
+    Some decorators are called `@click.something` instead of
+    `@aria.something`
+    """
+    return click.command(*args, **kwargs)
+
+
+def argument(*args, **kwargs):
+    """Make Click arguments ARIA specific
+
+    This exists purely for aesthetic reasons, otherwise
+    Some decorators are called `@click.something` instead of
+    `@aria.something`
+    """
+    return click.argument(*args, **kwargs)
+
+
+class Options(object):
+    def __init__(self):
+        """The options api is nicer when you use each option by calling
+        `@aria.options.some_option` instead of `@aria.some_option`.
+
+        Note that some options are attributes and some are static methods.
+        The reason for that is that we want to be explicit regarding how
+        a developer sees an option. It it can receive arguments, it's a
+        method - if not, it's an attribute.
+        """
+        self.version = click.option(
+            '--version',
+            is_flag=True,
+            callback=show_version,
+            expose_value=False,
+            is_eager=True,
+            help=helptexts.VERSION)
+
+        self.inputs = click.option(
+            '-i',
+            '--inputs',
+            multiple=True,
+            callback=inputs_callback,
+            help=helptexts.INPUTS)
+
+        self.json_output = click.option(
+            '--json-output',
+            is_flag=True,
+            help=helptexts.JSON_OUTPUT)
+
+        self.init_hard_reset = click.option(
+            '--hard',
+            is_flag=True,
+            help=helptexts.HARD_RESET)
+
+        self.reset_context = click.option(
+            '-r',
+            '--reset-context',
+            is_flag=True,
+            help=helptexts.RESET_CONTEXT)
+
+        self.enable_colors = click.option(
+            '--enable-colors',
+            is_flag=True,
+            default=False,
+            help=helptexts.ENABLE_COLORS)
+
+        self.node_name = click.option(
+            '-n',
+            '--node-name',
+            required=False,
+            help=helptexts.NODE_NAME)
+
+        self.descending = click.option(
+            '--descending',
+            required=False,
+            is_flag=True,
+            default=False,
+            help=helptexts.DESCENDING)
+
+    @staticmethod
+    def verbose(expose_value=False):
+        return click.option(
+            '-v',
+            '--verbose',
+            count=True,
+            callback=set_verbosity_level,
+            expose_value=expose_value,
+            is_eager=True,
+            help=helptexts.VERBOSE)
+
+    @staticmethod
+    def force(help):
+        return click.option(
+            '-f',
+            '--force',
+            is_flag=True,
+            help=help)
+
+    @staticmethod
+    def service_template_filename():
+        return click.option(
+            '-n',
+            '--service-template-filename',
+            default=SAMPLE_SERVICE_TEMPLATE_FILENAME,
+            help=helptexts.SERVICE_TEMPLATE_FILENAME)
+
+    @staticmethod
+    def workflow_id(default):
+        return click.option(
+            '-w',
+            '--workflow-id',
+            default=default,
+            help=helptexts.WORKFLOW_TO_EXECUTE.format(default))
+
+    @staticmethod
+    def task_thread_pool_size(default=1):
+        return click.option(
+            '--task-thread-pool-size',
+            type=int,
+            default=default,
+            help=helptexts.TASK_THREAD_POOL_SIZE.format(default))
+
+    @staticmethod
+    def task_max_attempts(default=1):
+        return click.option(
+            '--task-max-attempts',
+            type=int,
+            default=default,
+            help=helptexts.TASK_MAX_ATTEMPTS.format(default))
+
+    @staticmethod
+    def sort_by(default='created_at'):
+        return click.option(
+            '--sort-by',
+            required=False,
+            default=default,
+            help=helptexts.SORT_BY)
+
+    @staticmethod
+    def task_retry_interval(default=1):
+        return click.option(
+            '--task-retry-interval',
+            type=int,
+            default=default,
+            help=helptexts.TASK_RETRY_INTERVAL.format(default))
+
+    @staticmethod
+    def service_id(required=False):
+        return click.option(
+            '-s',
+            '--service-id',
+            required=required,
+            help=helptexts.SERVICE_ID)
+
+    @staticmethod
+    def execution_id(required=False):
+        return click.option(
+            '-e',
+            '--execution-id',
+            required=required,
+            help=helptexts.EXECUTION_ID)
+
+    @staticmethod
+    def service_template_id(required=False):
+        return click.option(
+            '-t',
+            '--service-template-id',
+            required=required,
+            help=helptexts.SERVICE_TEMPLATE_ID)
+
+    @staticmethod
+    def service_template_path(required=False):
+        return click.option(
+            '-p',
+            '--service-template-path',
+            required=required,
+            type=click.Path(exists=True))
+
+    @staticmethod
+    def service_name(required=False):
+        return click.option(
+            '-s',
+            '--service-name',
+            required=required,
+            help=helptexts.SERVICE_ID)
+
+    @staticmethod
+    def service_template_name(required=False):
+        return click.option(
+            '-t',
+            '--service-template-name',
+            required=required,
+            help=helptexts.SERVICE_ID)
+
+
+options = Options()

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/cli/helptexts.py
----------------------------------------------------------------------
diff --git a/aria/cli/cli/helptexts.py b/aria/cli/cli/helptexts.py
new file mode 100644
index 0000000..02519cb
--- /dev/null
+++ b/aria/cli/cli/helptexts.py
@@ -0,0 +1,56 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+VERBOSE = \
+    "Show verbose output. You can supply this up to three times (i.e. -vvv)"
+VERSION = "Display the version and exit"
+
+INPUTS_PARAMS_USAGE = (
+    '(Can be provided as wildcard based paths '
+    '(*.yaml, /my_inputs/, etc..) to YAML files, a JSON string or as '
+    'key1=value1;key2=value2). This argument can be used multiple times'
+)
+WORKFLOW_TO_EXECUTE = "The workflow to execute [default: {0}]"
+
+SERVICE_TEMPLATE_PATH = "The path to the application's service template file"
+SERVICE_TEMPLATE_ID = "The unique identifier for the service template"
+
+RESET_CONTEXT = "Reset the working environment"
+HARD_RESET = "Hard reset the configuration, including coloring and loggers"
+ENABLE_COLORS = "Enable colors in logger (use --hard when working with" \
+                " an initialized environment) [default: False]"
+
+SERVICE_TEMPLATE_FILENAME = (
+    "The name of the archive's main service template file. "
+    "This is only relevant if uploading an archive")
+INPUTS = "Inputs for the service {0}".format(INPUTS_PARAMS_USAGE)
+PARAMETERS = "Parameters for the workflow {0}".format(INPUTS_PARAMS_USAGE)
+TASK_RETRY_INTERVAL = \
+    "How long of a minimal interval should occur between task retry attempts [default: {0}]"
+TASK_MAX_ATTEMPTS = \
+    "How many times should a task be attempted in case of failures [default: {0}]"
+
+JSON_OUTPUT = "Output events in a consumable JSON format"
+
+SERVICE_ID = "The unique identifier for the service"
+EXECUTION_ID = "The unique identifier for the execution"
+IGNORE_RUNNING_NODES = "Delete the service even if it has running nodes"
+
+NODE_NAME = "The node's name"
+
+DEFAULT_MUTUALITY_MESSAGE = 'Cannot be used simultaneously'
+
+SORT_BY = "Key for sorting the list"
+DESCENDING = "Sort list in descending order [default: False]"

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/colorful_event.py
----------------------------------------------------------------------
diff --git a/aria/cli/colorful_event.py b/aria/cli/colorful_event.py
new file mode 100644
index 0000000..53e3d02
--- /dev/null
+++ b/aria/cli/colorful_event.py
@@ -0,0 +1,152 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from contextlib import contextmanager
+
+from colorama import Fore, Style
+
+from cloudify.event import Event
+
+
+def colorful_property(prop):
+    """
+    A decorator for coloring values of the parent event type properties
+    :param prop: the property to color (should be a method returning a color)
+    :return: a property which colors the value of the parent event type's
+             property with the same name
+    """
+    def _decorator(self):
+        # getting value of property from parent event type
+        val = getattr(super(ColorfulEvent, self), prop.__name__)
+        # getting the desired color
+        color = prop(self)
+        # coloring the value
+        return self._color_message(val, color)
+    return property(_decorator)
+
+
+class ColorfulEvent(Event):
+
+    RESET_COLOR = Fore.RESET + Style.RESET_ALL
+
+    TIMESTAMP_COLOR = Fore.RESET
+    LOG_TYPE_COLOR = Fore.YELLOW
+    EVENT_TYPE_COLOR = Fore.MAGENTA
+    DEPLOYMENT_ID_COLOR = Fore.CYAN
+    OPERATION_INFO_COLOR = Fore.RESET
+    NODE_ID_COLOR = Fore.BLUE
+    SOURCE_ID_COLOR = Fore.BLUE
+    TARGET_ID_COLOR = Fore.BLUE
+    OPERATION_COLOR = Fore.YELLOW
+
+    # colors entire message part according to event type
+    _message_color_by_event_type = {
+        'workflow_started': Style.BRIGHT + Fore.GREEN,
+        'workflow_succeeded': Style.BRIGHT + Fore.GREEN,
+        'workflow_failed': Style.BRIGHT + Fore.RED,
+        'workflow_cancelled': Style.BRIGHT + Fore.YELLOW,
+
+        'sending_task': Fore.RESET,
+        'task_started': Fore.RESET,
+        'task_succeeded': Fore.GREEN,
+        'task_rescheduled': Fore.YELLOW,
+        'task_failed': Fore.RED
+    }
+
+    # colors only the log level part
+    _log_level_to_color = {
+        'INFO': Fore.CYAN,
+        'WARN': Fore.YELLOW,
+        'WARNING': Fore.YELLOW,
+        'ERROR': Fore.RED,
+        'FATAL': Fore.RED
+    }
+
+    _color_context = RESET_COLOR
+
+    @property
+    def operation_info(self):
+        color = self.OPERATION_INFO_COLOR
+
+        with self._nest_colors(color):
+            op_info = super(ColorfulEvent, self).operation_info
+
+        return self._color_message(op_info, color)
+
+    @property
+    def text(self):
+        event_type = super(ColorfulEvent, self).event_type  # might be None
+        color = self._message_color_by_event_type.get(event_type)
+
+        with self._nest_colors(color):
+            msg = super(ColorfulEvent, self).text
+
+        return self._color_message(msg, color)
+
+    @property
+    def log_level(self):
+        lvl = super(ColorfulEvent, self).log_level
+        color = self._log_level_to_color.get(lvl)
+        return self._color_message(lvl, color)
+
+    @colorful_property
+    def timestamp(self):
+        return self.TIMESTAMP_COLOR
+
+    @colorful_property
+    def printable_timestamp(self):
+        return self.TIMESTAMP_COLOR
+
+    @colorful_property
+    def event_type_indicator(self):
+        return self.LOG_TYPE_COLOR if self.is_log_message else \
+            self.EVENT_TYPE_COLOR
+
+    @colorful_property
+    def operation(self):
+        return self.OPERATION_COLOR
+
+    @colorful_property
+    def node_id(self):
+        return self.NODE_ID_COLOR
+
+    @colorful_property
+    def source_id(self):
+        return self.SOURCE_ID_COLOR
+
+    @colorful_property
+    def target_id(self):
+        return self.TARGET_ID_COLOR
+
+    @colorful_property
+    def deployment_id(self):
+        return self.DEPLOYMENT_ID_COLOR
+
+    @contextmanager
+    def _nest_colors(self, nesting_color):
+        prev_color_context = self._color_context
+        if nesting_color:
+            self._color_context = nesting_color
+        yield
+        self._color_context = prev_color_context
+
+    def _color_message(self, val, color):
+        if not val or not color:
+            return val
+
+        return "{0}{1}{2}".format(
+            color,
+            val,
+            self._color_context)

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/commands.py
----------------------------------------------------------------------
diff --git a/aria/cli/commands.py b/aria/cli/commands.py
deleted file mode 100644
index ee329e7..0000000
--- a/aria/cli/commands.py
+++ /dev/null
@@ -1,546 +0,0 @@
-# Licensed to the Apache Software Foundation (ASF) under one or more
-# contributor license agreements.  See the NOTICE file distributed with
-# this work for additional information regarding copyright ownership.
-# The ASF licenses this file to You under the Apache License, Version 2.0
-# (the "License"); you may not use this file except in compliance with
-# the License.  You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-"""
-CLI various commands implementation
-"""
-
-import json
-import os
-import sys
-import csv
-import shutil
-import tempfile
-from glob import glob
-from importlib import import_module
-
-from ruamel import yaml # @UnresolvedImport
-
-from .. import extension
-from ..logger import LoggerMixin
-from ..parser import iter_specifications
-from ..parser.consumption import (
-    ConsumptionContext,
-    ConsumerChain,
-    Read,
-    Validate,
-    ServiceTemplate,
-    Types,
-    Inputs,
-    ServiceInstance
-)
-from ..parser.loading import LiteralLocation, UriLocation
-from ..utils.application import StorageManager
-from ..utils.caching import cachedmethod
-from ..utils.console import (puts, Colored, indent)
-from ..utils.imports import (import_fullname, import_modules)
-from ..utils.collections import OrderedDict
-from ..orchestrator import WORKFLOW_DECORATOR_RESERVED_ARGUMENTS
-from ..orchestrator.runner import Runner
-from ..orchestrator.workflows.builtin import BUILTIN_WORKFLOWS
-from .dry import convert_to_dry
-
-from .exceptions import (
-    AriaCliFormatInputsError,
-    AriaCliYAMLInputsError,
-    AriaCliInvalidInputsError
-)
-from . import csar
-
-
-class BaseCommand(LoggerMixin):
-    """
-    Base class for CLI commands.
-    """
-
-    def __repr__(self):
-        return 'AriaCli({cls.__name__})'.format(cls=self.__class__)
-
-    def __call__(self, args_namespace, unknown_args):
-        """
-        __call__ method is called when running command
-        :param args_namespace:
-        """
-        pass
-
-    def parse_inputs(self, inputs):
-        """
-        Returns a dictionary of inputs `resources` can be:
-        - A list of files.
-        - A single file
-        - A directory containing multiple input files
-        - A key1=value1;key2=value2 pairs string.
-        - Wildcard based string (e.g. *-inputs.yaml)
-        """
-
-        parsed_dict = {}
-
-        def _format_to_dict(input_string):
-            self.logger.info('Processing inputs source: {0}'.format(input_string))
-            try:
-                input_string = input_string.strip()
-                try:
-                    parsed_dict.update(json.loads(input_string))
-                except BaseException:
-                    parsed_dict.update((i.split('=')
-                                        for i in input_string.split(';')
-                                        if i))
-            except Exception as exc:
-                raise AriaCliFormatInputsError(str(exc), inputs=input_string)
-
-        def _handle_inputs_source(input_path):
-            self.logger.info('Processing inputs source: {0}'.format(input_path))
-            try:
-                with open(input_path) as input_file:
-                    content = yaml.safe_load(input_file)
-            except yaml.YAMLError as exc:
-                raise AriaCliYAMLInputsError(
-                    '"{0}" is not a valid YAML. {1}'.format(input_path, str(exc)))
-            if isinstance(content, dict):
-                parsed_dict.update(content)
-                return
-            if content is None:
-                return
-            raise AriaCliInvalidInputsError('Invalid inputs', inputs=input_path)
-
-        for input_string in inputs if isinstance(inputs, list) else [inputs]:
-            if os.path.isdir(input_string):
-                for input_file in os.listdir(input_string):
-                    _handle_inputs_source(os.path.join(input_string, input_file))
-                continue
-            input_files = glob(input_string)
-            if input_files:
-                for input_file in input_files:
-                    _handle_inputs_source(input_file)
-                continue
-            _format_to_dict(input_string)
-        return parsed_dict
-
-
-class ParseCommand(BaseCommand):
-    """
-    :code:`parse` command.
-    
-    Given a blueprint, emits information in human-readable, JSON, or YAML format from various phases
-    of the ARIA parser.
-    """
-    
-    def __call__(self, args_namespace, unknown_args):
-        super(ParseCommand, self).__call__(args_namespace, unknown_args)
-
-        if args_namespace.prefix:
-            for prefix in args_namespace.prefix:
-                extension.parser.uri_loader_prefix().append(prefix)
-
-        cachedmethod.ENABLED = args_namespace.cached_methods
-
-        context = ParseCommand.create_context_from_namespace(args_namespace)
-        context.args = unknown_args
-
-        consumer = ConsumerChain(context, (Read, Validate))
-
-        consumer_class_name = args_namespace.consumer
-        dumper = None
-        if consumer_class_name == 'validate':
-            dumper = None
-        elif consumer_class_name == 'presentation':
-            dumper = consumer.consumers[0]
-        elif consumer_class_name == 'template':
-            consumer.append(ServiceTemplate)
-        elif consumer_class_name == 'types':
-            consumer.append(ServiceTemplate, Types)
-        elif consumer_class_name == 'instance':
-            consumer.append(ServiceTemplate, Inputs, ServiceInstance)
-        else:
-            consumer.append(ServiceTemplate, Inputs, ServiceInstance)
-            consumer.append(import_fullname(consumer_class_name))
-
-        if dumper is None:
-            # Default to last consumer
-            dumper = consumer.consumers[-1]
-
-        consumer.consume()
-
-        if not context.validation.dump_issues():
-            dumper.dump()
-            exit(1)
-
-    @staticmethod
-    def create_context_from_namespace(namespace, **kwargs):
-        args = vars(namespace).copy()
-        args.update(kwargs)
-        return ParseCommand.create_context(**args)
-
-    @staticmethod
-    def create_context(uri,
-                       loader_source,
-                       reader_source,
-                       presenter_source,
-                       presenter,
-                       debug,
-                       **kwargs):
-        context = ConsumptionContext()
-        context.loading.loader_source = import_fullname(loader_source)()
-        context.reading.reader_source = import_fullname(reader_source)()
-        context.presentation.location = UriLocation(uri) if isinstance(uri, basestring) else uri
-        context.presentation.presenter_source = import_fullname(presenter_source)()
-        context.presentation.presenter_class = import_fullname(presenter)
-        context.presentation.print_exceptions = debug
-        return context
-
-
-class WorkflowCommand(BaseCommand):
-    """
-    :code:`workflow` command.
-    """
-
-    WORKFLOW_POLICY_INTERNAL_PROPERTIES = ('implementation', 'dependencies')
-    
-    def __call__(self, args_namespace, unknown_args):
-        super(WorkflowCommand, self).__call__(args_namespace, unknown_args)
-
-        context = self._parse(args_namespace.uri)
-        workflow_fn, inputs = self._get_workflow(context, args_namespace.workflow)
-        self._dry = args_namespace.dry
-        self._run(context, args_namespace.workflow, workflow_fn, inputs)
-    
-    def _parse(self, uri):
-        # Parse
-        context = ConsumptionContext()
-        context.presentation.location = UriLocation(uri)
-        consumer = ConsumerChain(context, (Read, Validate, ServiceTemplate, Inputs,
-                                           ServiceInstance))
-        consumer.consume()
-
-        if context.validation.dump_issues():
-            exit(1)
-        
-        return context
-    
-    def _get_workflow(self, context, workflow_name):
-        if workflow_name in BUILTIN_WORKFLOWS:
-            workflow_fn = import_fullname('aria.orchestrator.workflows.builtin.{0}'.format(
-                workflow_name))
-            inputs = {}
-        else:
-            workflow = context.modeling.instance.policies.get(workflow_name)
-            if workflow is None:
-                raise AttributeError('workflow policy does not exist: "{0}"'.format(workflow_name))
-            if workflow.type.role != 'workflow':
-                raise AttributeError('policy is not a workflow: "{0}"'.format(workflow_name))
-
-            sys.path.append(os.path.dirname(str(context.presentation.location)))
-    
-            workflow_fn = import_fullname(workflow.properties['implementation'].value)
-    
-            for k in workflow.properties:
-                if k in WORKFLOW_DECORATOR_RESERVED_ARGUMENTS:
-                    raise AttributeError('workflow policy "{0}" defines a reserved property: "{1}"'
-                                         .format(workflow_name, k))
-    
-            inputs = OrderedDict([
-                (k, v.value) for k, v in workflow.properties.iteritems()
-                if k not in WorkflowCommand.WORKFLOW_POLICY_INTERNAL_PROPERTIES
-            ])
-        
-        return workflow_fn, inputs
-    
-    def _run(self, context, workflow_name, workflow_fn, inputs):
-        # Storage
-        def _initialize_storage(model_storage):
-            if self._dry:
-                convert_to_dry(context.modeling.instance)
-            context.modeling.store(model_storage)
-
-        # Create runner
-        runner = Runner(workflow_name, workflow_fn, inputs, _initialize_storage,
-                        lambda: context.modeling.instance.id)
-        
-        # Run
-        runner.run()
-   
-
-class InitCommand(BaseCommand):
-    """
-    :code:`init` command.
-    
-    Broken. Currently maintained for reference.
-    """
-
-    _IN_VIRTUAL_ENV = hasattr(sys, 'real_prefix')
-
-    def __call__(self, args_namespace, unknown_args):
-        super(InitCommand, self).__call__(args_namespace, unknown_args)
-        self._workspace_setup()
-        inputs = self.parse_inputs(args_namespace.input) if args_namespace.input else None
-        plan, deployment_plan = self._parse_blueprint(args_namespace.blueprint_path, inputs)
-        self._create_storage(
-            blueprint_plan=plan,
-            blueprint_path=args_namespace.blueprint_path,
-            deployment_plan=deployment_plan,
-            blueprint_id=args_namespace.blueprint_id,
-            deployment_id=args_namespace.deployment_id,
-            main_file_name=os.path.basename(args_namespace.blueprint_path))
-        self.logger.info('Initiated {0}'.format(args_namespace.blueprint_path))
-        self.logger.info(
-            'If you make changes to the blueprint, '
-            'run `aria local init -p {0}` command again to apply them'.format(
-                args_namespace.blueprint_path))
-
-    def _workspace_setup(self):
-        try:
-            create_user_space()
-            self.logger.debug(
-                'created user space path in: {0}'.format(user_space()))
-        except IOError:
-            self.logger.debug(
-                'user space path already exist - {0}'.format(user_space()))
-        try:
-            create_local_storage()
-            self.logger.debug(
-                'created local storage path in: {0}'.format(local_storage()))
-        except IOError:
-            self.logger.debug(
-                'local storage path already exist - {0}'.format(local_storage()))
-        return local_storage()
-
-    def _parse_blueprint(self, blueprint_path, inputs=None):
-        # TODO
-        pass
-
-    @staticmethod
-    def _create_storage(
-            blueprint_path,
-            blueprint_plan,
-            deployment_plan,
-            blueprint_id,
-            deployment_id,
-            main_file_name=None):
-        resource_storage = application_resource_storage(
-            FileSystemResourceDriver(local_resource_storage()))
-        model_storage = application_model_storage(
-            FileSystemModelDriver(local_model_storage()))
-        resource_storage.setup()
-        model_storage.setup()
-        storage_manager = StorageManager(
-            model_storage=model_storage,
-            resource_storage=resource_storage,
-            blueprint_path=blueprint_path,
-            blueprint_id=blueprint_id,
-            blueprint_plan=blueprint_plan,
-            deployment_id=deployment_id,
-            deployment_plan=deployment_plan
-        )
-        storage_manager.create_blueprint_storage(
-            blueprint_path,
-            main_file_name=main_file_name
-        )
-        storage_manager.create_nodes_storage()
-        storage_manager.create_deployment_storage()
-        storage_manager.create_node_instances_storage()
-
-
-class ExecuteCommand(BaseCommand):
-    """
-    :code:`execute` command.
-
-    Broken. Currently maintained for reference.
-    """
-
-    def __call__(self, args_namespace, unknown_args):
-        super(ExecuteCommand, self).__call__(args_namespace, unknown_args)
-        parameters = (self.parse_inputs(args_namespace.parameters)
-                      if args_namespace.parameters else {})
-        resource_storage = application_resource_storage(
-            FileSystemResourceDriver(local_resource_storage()))
-        model_storage = application_model_storage(
-            FileSystemModelDriver(local_model_storage()))
-        deployment = model_storage.service_instance.get(args_namespace.deployment_id)
-
-        try:
-            workflow = deployment.workflows[args_namespace.workflow_id]
-        except KeyError:
-            raise ValueError(
-                '{0} workflow does not exist. existing workflows are: {1}'.format(
-                    args_namespace.workflow_id,
-                    deployment.workflows.keys()))
-
-        workflow_parameters = self._merge_and_validate_execution_parameters(
-            workflow,
-            args_namespace.workflow_id,
-            parameters
-        )
-        workflow_context = WorkflowContext(
-            name=args_namespace.workflow_id,
-            model_storage=model_storage,
-            resource_storage=resource_storage,
-            deployment_id=args_namespace.deployment_id,
-            workflow_id=args_namespace.workflow_id,
-            parameters=workflow_parameters,
-        )
-        workflow_function = self._load_workflow_handler(workflow['operation'])
-        tasks_graph = workflow_function(workflow_context, **workflow_context.parameters)
-        executor = ProcessExecutor()
-        workflow_engine = Engine(executor=executor,
-                                 workflow_context=workflow_context,
-                                 tasks_graph=tasks_graph)
-        workflow_engine.execute()
-        executor.close()
-
-    @staticmethod
-    def _merge_and_validate_execution_parameters(
-            workflow,
-            workflow_name,
-            execution_parameters):
-        merged_parameters = {}
-        workflow_parameters = workflow.get('parameters', {})
-        missing_mandatory_parameters = set()
-
-        for name, param in workflow_parameters.iteritems():
-            if 'default' not in param:
-                if name not in execution_parameters:
-                    missing_mandatory_parameters.add(name)
-                    continue
-                merged_parameters[name] = execution_parameters[name]
-                continue
-            merged_parameters[name] = (execution_parameters[name] if name in execution_parameters
-                                       else param['default'])
-
-        if missing_mandatory_parameters:
-            raise ValueError(
-                'Workflow "{0}" must be provided with the following '
-                'parameters to execute: {1}'.format(
-                    workflow_name, ','.join(missing_mandatory_parameters)))
-
-        custom_parameters = dict(
-            (k, v) for (k, v) in execution_parameters.iteritems()
-            if k not in workflow_parameters)
-
-        if custom_parameters:
-            raise ValueError(
-                'Workflow "{0}" does not have the following parameters declared: {1}. '
-                'Remove these parameters'.format(
-                    workflow_name, ','.join(custom_parameters.keys())))
-
-        return merged_parameters
-
-    @staticmethod
-    def _load_workflow_handler(handler_path):
-        module_name, spec_handler_name = handler_path.rsplit('.', 1)
-        try:
-            module = import_module(module_name)
-            return getattr(module, spec_handler_name)
-        except ImportError:
-            # TODO: exception handler
-            raise
-        except AttributeError:
-            # TODO: exception handler
-            raise
-
-
-class BaseCSARCommand(BaseCommand):
-    @staticmethod
-    def _parse_and_dump(reader):
-        context = ConsumptionContext()
-        context.loading.prefixes += [os.path.join(reader.destination, 'definitions')]
-        context.presentation.location = LiteralLocation(reader.entry_definitions_yaml)
-        chain = ConsumerChain(context, (Read, Validate, Model, Instance))
-        chain.consume()
-        if context.validation.dump_issues():
-            raise RuntimeError('Validation failed')
-        dumper = chain.consumers[-1]
-        dumper.dump()
-
-    def _read(self, source, destination):
-        reader = csar.read(
-            source=source,
-            destination=destination,
-            logger=self.logger)
-        self.logger.info(
-            'Path: {r.destination}\n'
-            'TOSCA meta file version: {r.meta_file_version}\n'
-            'CSAR Version: {r.csar_version}\n'
-            'Created By: {r.created_by}\n'
-            'Entry definitions: {r.entry_definitions}'
-            .format(r=reader))
-        self._parse_and_dump(reader)
-
-    def _validate(self, source):
-        workdir = tempfile.mkdtemp()
-        try:
-            self._read(
-                source=source,
-                destination=workdir)
-        finally:
-            shutil.rmtree(workdir, ignore_errors=True)
-
-
-class CSARCreateCommand(BaseCSARCommand):
-    def __call__(self, args_namespace, unknown_args):
-        super(CSARCreateCommand, self).__call__(args_namespace, unknown_args)
-        csar.write(
-            source=args_namespace.source,
-            entry=args_namespace.entry,
-            destination=args_namespace.destination,
-            logger=self.logger)
-        self._validate(args_namespace.destination)
-
-
-class CSAROpenCommand(BaseCSARCommand):
-    def __call__(self, args_namespace, unknown_args):
-        super(CSAROpenCommand, self).__call__(args_namespace, unknown_args)
-        self._read(
-            source=args_namespace.source,
-            destination=args_namespace.destination)
-
-
-class CSARValidateCommand(BaseCSARCommand):
-    def __call__(self, args_namespace, unknown_args):
-        super(CSARValidateCommand, self).__call__(args_namespace, unknown_args)
-        self._validate(args_namespace.source)
-
-
-class SpecCommand(BaseCommand):
-    """
-    :code:`spec` command.
-    
-    Emits all uses of :code:`@dsl_specification` in the codebase, in human-readable or CSV format.
-    """
-    
-    def __call__(self, args_namespace, unknown_args):
-        super(SpecCommand, self).__call__(args_namespace, unknown_args)
-
-        # Make sure that all @dsl_specification decorators are processed
-        for pkg in extension.parser.specification_package():
-            import_modules(pkg)
-
-        # TODO: scan YAML documents as well
-
-        if args_namespace.csv:
-            writer = csv.writer(sys.stdout, quoting=csv.QUOTE_ALL)
-            writer.writerow(('Specification', 'Section', 'Code', 'URL'))
-            for spec, sections in iter_specifications():
-                for section, details in sections:
-                    writer.writerow((spec, section, details['code'], details['url']))
-
-        else:
-            for spec, sections in iter_specifications():
-                puts(Colored.cyan(spec))
-                with indent(2):
-                    for section, details in sections:
-                        puts(Colored.blue(section))
-                        with indent(2):
-                            for k, v in details.iteritems():
-                                puts('%s: %s' % (Colored.magenta(k), v))

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/commands/__init__.py
----------------------------------------------------------------------
diff --git a/aria/cli/commands/__init__.py b/aria/cli/commands/__init__.py
new file mode 100644
index 0000000..ae1e83e
--- /dev/null
+++ b/aria/cli/commands/__init__.py
@@ -0,0 +1,14 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/commands/executions.py
----------------------------------------------------------------------
diff --git a/aria/cli/commands/executions.py b/aria/cli/commands/executions.py
new file mode 100644
index 0000000..d767fa1
--- /dev/null
+++ b/aria/cli/commands/executions.py
@@ -0,0 +1,172 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import json
+import time
+
+from .. import utils
+from ..table import print_data
+from ..cli import aria, helptexts
+from ..exceptions import AriaCliError
+from ...modeling.models import Execution
+from ...storage.exceptions import StorageError
+from ...orchestrator.workflow_runner import WorkflowRunner
+from ...utils import formatting
+from ...utils import threading
+
+EXECUTION_COLUMNS = ['id', 'workflow_name', 'status', 'service_name',
+                     'created_at', 'error']
+
+
+@aria.group(name='executions')
+@aria.options.verbose()
+def executions():
+    """Handle workflow executions
+    """
+    pass
+
+
+@executions.command(name='show',
+                    short_help='Show execution information')
+@aria.argument('execution-id')
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def show(execution_id, model_storage, logger):
+    """Show information for a specific execution
+
+    `EXECUTION_ID` is the execution to get information on.
+    """
+    try:
+        logger.info('Showing execution {0}'.format(execution_id))
+        execution = model_storage.execution.get(execution_id)
+    except StorageError:
+        raise AriaCliError('Execution {0} not found'.format(execution_id))
+
+    print_data(EXECUTION_COLUMNS, execution.to_dict(), 'Execution:', max_width=50)
+
+    # print execution parameters
+    logger.info('Execution Inputs:')
+    if execution.inputs:
+        #TODO check this section, havent tested it
+        execution_inputs = [ei.to_dict() for ei in execution.inputs]
+        for input_name, input_value in formatting.decode_dict(
+                execution_inputs).iteritems():
+            logger.info('\t{0}: \t{1}'.format(input_name, input_value))
+    else:
+        logger.info('\tNo inputs')
+    logger.info('')
+
+
+@executions.command(name='list',
+                    short_help='List service executions')
+@aria.options.service_name(required=False)
+@aria.options.sort_by()
+@aria.options.descending
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def list(service_name,
+         sort_by,
+         descending,
+         model_storage,
+         logger):
+    """List executions
+
+    If `SERVICE_NAME` is provided, list executions for that service.
+    Otherwise, list executions for all services.
+    """
+    if service_name:
+        logger.info('Listing executions for service {0}...'.format(
+            service_name))
+        try:
+            service = model_storage.service.get_by_name(service_name)
+            filters = dict(service=service)
+        except StorageError:
+            raise AriaCliError('Service {0} does not exist'.format(
+                service_name))
+    else:
+        logger.info('Listing all executions...')
+        filters = {}
+
+    executions = [e.to_dict() for e in model_storage.execution.list(
+        filters=filters,
+        sort=utils.storage_sort_param(sort_by, descending))]
+
+    print_data(EXECUTION_COLUMNS, executions, 'Executions:')
+
+
+@executions.command(name='start',
+                    short_help='Execute a workflow')
+@aria.argument('workflow-name')
+@aria.options.service_name(required=True)
+@aria.options.inputs
+@aria.options.task_max_attempts()
+@aria.options.task_retry_interval()
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_resource_storage
+@aria.pass_plugin_manager
+@aria.pass_logger
+def start(workflow_name,
+          service_name,
+          inputs,
+          task_max_attempts,
+          task_retry_interval,
+          model_storage,
+          resource_storage,
+          plugin_manager,
+          logger):
+    """Execute a workflow
+
+    `WORKFLOW_ID` is the id of the workflow to execute (e.g. `uninstall`)
+    """
+    workflow_runner = \
+        WorkflowRunner(workflow_name, service_name, inputs,
+                       model_storage, resource_storage, plugin_manager,
+                       task_max_attempts, task_retry_interval)
+
+    execution_thread_name = '{0}_{1}'.format(service_name, workflow_name)
+    execution_thread = threading.ExceptionThread(target=workflow_runner.execute,
+                                                 name=execution_thread_name)
+    execution_thread.daemon = True  # allows force-cancel to exit immediately
+
+    logger.info('Starting execution. Press Ctrl+C cancel')
+    execution_thread.start()
+    try:
+        while execution_thread.is_alive():
+            # using join without a timeout blocks and ignores KeyboardInterrupt
+            execution_thread.join(1)
+    except KeyboardInterrupt:
+        _cancel_execution(workflow_runner, execution_thread, logger)
+
+    # raise any errors from the execution thread (note these are not workflow execution errors)
+    execution_thread.raise_error_if_exists()
+
+    execution = workflow_runner.execution
+    logger.info('Execution has ended with "{0}" status'.format(execution.status))
+    if execution.status == Execution.FAILED:
+        logger.info('Execution error:\n{0}'.format(execution.error))
+
+
+def _cancel_execution(workflow_runner, execution_thread, logger):
+    logger.info('Cancelling execution. Press Ctrl+C again to force-cancel')
+    try:
+        workflow_runner.cancel()
+        while execution_thread.is_alive():
+            execution_thread.join(1)
+    except KeyboardInterrupt:
+        logger.info('Force-cancelling execution')
+        # TODO handle execution (update status etc.) and exit process

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/commands/logs.py
----------------------------------------------------------------------
diff --git a/aria/cli/commands/logs.py b/aria/cli/commands/logs.py
new file mode 100644
index 0000000..3662063
--- /dev/null
+++ b/aria/cli/commands/logs.py
@@ -0,0 +1,68 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from .. import utils
+from ..cli import aria
+
+
+@aria.group(name='logs')
+@aria.options.verbose()
+def logs():
+    """Show logs from workflow executions
+    """
+    pass
+
+
+@logs.command(name='list',
+              short_help='List execution logs')
+@aria.argument('execution-id')
+@aria.options.json_output
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def list(execution_id,
+         json_output,
+         model_storage,
+         logger):
+    """Display logs for an execution
+    """
+    logger.info('Listing logs for execution id {0}'.format(execution_id))
+    # events_logger = get_events_logger(json_output)
+    logs = model_storage.log.list(filters=dict(execution_fk=execution_id),
+                                  sort=utils.storage_sort_param('created_at', False))
+    # TODO: print logs nicely
+    if logs:
+        for log in logs:
+            print log
+    else:
+        logger.info('\tNo logs')
+
+
+@logs.command(name='delete',
+              short_help='Delete execution logs')
+@aria.argument('execution-id')
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def delete(execution_id, model_storage, logger):
+    """Delete logs of an execution
+
+    `EXECUTION_ID` is the execution logs to delete.
+    """
+    logger.info('Deleting logs for execution id {0}'.format(execution_id))
+    logs = model_storage.log.list(filters=dict(execution_fk=execution_id))
+    for log in logs:
+        model_storage.log.delete(log)
+    logger.info('Deleted logs for execution id {0}'.format(execution_id))

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/commands/node_templates.py
----------------------------------------------------------------------
diff --git a/aria/cli/commands/node_templates.py b/aria/cli/commands/node_templates.py
new file mode 100644
index 0000000..5614aee
--- /dev/null
+++ b/aria/cli/commands/node_templates.py
@@ -0,0 +1,104 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from ..table import print_data
+from .. import utils
+from ..cli import aria
+from ..exceptions import AriaCliError
+from ...storage.exceptions import StorageError
+
+
+NODE_TEMPLATE_COLUMNS = ['id', 'name', 'description', 'service_template_name', 'type_name']
+
+
+@aria.group(name='node-templates')
+@aria.options.verbose()
+def node_templates():
+    """Handle a service template's node templates
+    """
+    pass
+
+
+@node_templates.command(name='show',
+                        short_help='Show node information')
+@aria.argument('node-template-id')
+# @aria.options.service_template_name(required=True)
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def show(node_template_id, model_storage, logger):
+    """Show information for a specific node of a specific service template
+
+    `NODE_TEMPLATE_ID` is the node id to get information on.
+    """
+    # logger.info('Showing node template {0} for service template {1}'.format(
+    #     node_template_id, service_template_name))
+    logger.info('Showing node template {0}'.format(node_template_id))
+    try:
+        #TODO get node template of a specific service template instead?
+        node_template = model_storage.node_template.get(node_template_id)
+    except StorageError:
+        raise AriaCliError('Node template {0} was not found'.format(node_template_id))
+
+    print_data(NODE_TEMPLATE_COLUMNS, node_template.to_dict(), 'Node template:', max_width=50)
+
+    # print node template properties
+    logger.info('Node template properties:')
+    if node_template.properties:
+        logger.info(utils.get_parameter_templates_as_string(node_template.properties))
+    else:
+        logger.info('\tNo properties')
+
+    # print node IDs
+    nodes = node_template.nodes.all()
+    logger.info('Nodes:')
+    if nodes:
+        for node in nodes:
+            logger.info('\t{0}'.format(node.name))
+    else:
+        logger.info('\tNo nodes')
+
+
+@node_templates.command(name='list',
+                        short_help='List node templates for a service template')
+@aria.options.service_template_name()
+@aria.options.sort_by('service_template_name')
+@aria.options.descending
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def list(service_template_name, sort_by, descending, model_storage, logger):
+    """List node templates
+
+    If `SERVICE_TEMPLATE_NAME` is provided, list nodes for that service template.
+    Otherwise, list node templates for all service templates.
+    """
+    if service_template_name:
+        logger.info('Listing node templates for service template {0}...'.format(
+            service_template_name))
+        try:
+            service_template = model_storage.service_template.get_by_name(service_template_name)
+            filters = dict(service_template=service_template)
+        except StorageError:
+            raise AriaCliError('Service template {0} does not exist'.format(service_template_name))
+    else:
+        logger.info('Listing all node templates...')
+        filters = {}
+
+    node_templates = [nt.to_dict() for nt in model_storage.node_template.list(
+        filters=filters,
+        sort=utils.storage_sort_param(sort_by, descending))]
+
+    print_data(NODE_TEMPLATE_COLUMNS, node_templates, 'Node templates:')

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/commands/nodes.py
----------------------------------------------------------------------
diff --git a/aria/cli/commands/nodes.py b/aria/cli/commands/nodes.py
new file mode 100644
index 0000000..f38c917
--- /dev/null
+++ b/aria/cli/commands/nodes.py
@@ -0,0 +1,96 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from .. import utils
+from ..cli import aria
+from ..table import print_data
+from ..exceptions import AriaCliError
+from ...storage.exceptions import StorageError
+
+
+NODE_COLUMNS = ['id', 'name', 'service_name', 'node_template_name', 'state']
+
+
+@aria.group(name='nodes')
+@aria.options.verbose()
+def nodes():
+    """Handle a service's nodes
+    """
+    pass
+
+
+@nodes.command(name='show',
+               short_help='Show node information')
+@aria.argument('node_id')
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def show(node_id, model_storage, logger):
+    """Showing information for a specific node
+
+    `NODE_ID` is the id of the node to get information on.
+    """
+    logger.info('Showing node {0}'.format(node_id))
+    try:
+        node = model_storage.node.get(node_id)
+    except StorageError:
+        raise AriaCliError('Node {0} not found'.format(node_id))
+
+    print_data(NODE_COLUMNS, node.to_dict(), 'Node:', 50)
+
+    # print node attributes
+    logger.info('Node attributes:')
+    if node.runtime_properties:
+        for prop_name, prop_value in node.runtime_properties.iteritems():
+            logger.info('\t{0}: {1}'.format(prop_name, prop_value))
+    else:
+        logger.info('\tNo attributes')
+    logger.info('')
+
+
+@nodes.command(name='list',
+               short_help='List node for a service')
+@aria.options.service_name(required=False)
+@aria.options.sort_by('service_name')
+@aria.options.descending
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def list(service_name,
+         sort_by,
+         descending,
+         model_storage,
+         logger):
+    """List nodes
+
+    If `SERVICE_NAME` is provided, list nodes for that service.
+    Otherwise, list nodes for all services.
+    """
+    if service_name:
+        logger.info('Listing nodes for service {0}...'.format(service_name))
+        try:
+            service = model_storage.service.get_by_name(service_name)
+            filters = dict(service=service)
+        except StorageError:
+            raise AriaCliError('Service {0} does not exist'.format(service_name))
+    else:
+        logger.info('Listing all nodes...')
+        filters = {}
+
+    nodes = [node.to_dict() for node in model_storage.node.list(
+        filters=filters,
+        sort=utils.storage_sort_param(sort_by, descending))]
+
+    print_data(NODE_COLUMNS, nodes, 'Nodes:')

http://git-wip-us.apache.org/repos/asf/incubator-ariatosca/blob/de2d57dd/aria/cli/commands/plugins.py
----------------------------------------------------------------------
diff --git a/aria/cli/commands/plugins.py b/aria/cli/commands/plugins.py
new file mode 100644
index 0000000..d31aa99
--- /dev/null
+++ b/aria/cli/commands/plugins.py
@@ -0,0 +1,145 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import tarfile
+
+from ..table import print_data
+from ..cli import helptexts, aria
+from ..exceptions import AriaCliError
+from ..utils import storage_sort_param
+
+
+PLUGIN_COLUMNS = ['id', 'package_name', 'package_version', 'distribution',
+                  'supported_platform', 'distribution_release', 'uploaded_at']
+EXCLUDED_COLUMNS = ['archive_name', 'distribution_version', 'excluded_wheels',
+                    'package_source', 'supported_py_versions', 'wheels']
+
+
+@aria.group(name='plugins')
+@aria.options.verbose()
+def plugins():
+    """Handle plugins
+    """
+    pass
+
+
+@plugins.command(name='validate',
+                 short_help='Validate a plugin')
+@aria.argument('plugin-path')
+@aria.options.verbose()
+@aria.pass_logger
+def validate(plugin_path, logger):
+    """Validate a plugin
+
+    This will try to validate the plugin's archive is not corrupted.
+    A valid plugin is a wagon (http://github.com/cloudify-cosomo/wagon)
+    in the tar.gz format (suffix may also be .wgn).
+
+    `PLUGIN_PATH` is the path to wagon archive to validate.
+    """
+    logger.info('Validating plugin {0}...'.format(plugin_path))
+
+    if not tarfile.is_tarfile(plugin_path):
+        raise AriaCliError(
+            'Archive {0} is of an unsupported type. Only '
+            'tar.gz/wgn is allowed'.format(plugin_path))
+    with tarfile.open(plugin_path) as tar:
+        tar_members = tar.getmembers()
+        package_json_path = "{0}/{1}".format(
+            tar_members[0].name, 'package.json')
+        # TODO: Find a better way to validate a plugin.
+        try:
+            tar.getmember(package_json_path)
+        except KeyError:
+            raise AriaCliError(
+                'Failed to validate plugin {0} '
+                '(package.json was not found in archive)'.format(plugin_path))
+
+    logger.info('Plugin validated successfully')
+
+
+@plugins.command(name='delete',
+                 short_help='Delete a plugin')
+@aria.argument('plugin-id')
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def delete(plugin_id, model_storage, logger):
+    """Delete a plugin
+
+    `PLUGIN_ID` is the id of the plugin to delete.
+    """
+    logger.info('Deleting plugin {0}...'.format(plugin_id))
+    model_storage.plugin.delete(plugin_id=plugin_id)
+    logger.info('Plugin deleted')
+
+
+@plugins.command(name='install',
+                 short_help='Install a plugin')
+@aria.argument('plugin-path')
+@aria.options.verbose()
+@aria.pass_context
+@aria.pass_logger
+def install(ctx, plugin_path, logger):
+    """Install a plugin
+
+    `PLUGIN_PATH` is the path to wagon archive to install.
+    """
+    ctx.invoke(validate, plugin_path=plugin_path)
+    logger.info('Installing plugin {0}...'.format(plugin_path))
+    plugin = plugin_manager.install(plugin_path)
+    logger.info("Plugin installed. The plugin's id is {0}".format(plugin.id))
+
+
+@plugins.command(name='show',
+                 short_help='show plugin information')
+@aria.argument('plugin-id')
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def show(plugin_id, model_storage, logger):
+    """Show information for a specific plugin
+
+    `PLUGIN_ID` is the id of the plugin to show information on.
+    """
+    logger.info('Showing plugin {0}...'.format(plugin_id))
+    plugin = model_storage.plugin.get(plugin_id)
+    _transform_plugin_response(plugin)
+    print_data(PLUGIN_COLUMNS, plugin, 'Plugin:')
+
+
+@plugins.command(name='list',
+                 short_help='List plugins')
+@aria.options.sort_by('uploaded_at')
+@aria.options.descending
+@aria.options.verbose()
+@aria.pass_model_storage
+@aria.pass_logger
+def list(sort_by, descending, model_storage, logger):
+    """List all plugins on the manager
+    """
+    logger.info('Listing all plugins...')
+    plugins_list = model_storage.plugin.list(
+        sort=storage_sort_param(sort_by, descending))
+    for plugin in plugins_list:
+        _transform_plugin_response(plugin)
+    print_data(PLUGIN_COLUMNS, plugins_list, 'Plugins:')
+
+
+def _transform_plugin_response(plugin):
+    """Remove any columns that shouldn't be displayed in the CLI
+    """
+    for column in EXCLUDED_COLUMNS:
+        plugin.pop(column, None)