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From mxmrlv <...@git.apache.org>
Subject [GitHub] incubator-ariatosca pull request #109: ARIA-146-Support-colorful-execution-l...
Date Thu, 27 Apr 2017 10:48:27 GMT
Github user mxmrlv commented on a diff in the pull request:

    https://github.com/apache/incubator-ariatosca/pull/109#discussion_r113657115
  
    --- Diff: aria/cli/execution_logging.py ---
    @@ -12,67 +12,228 @@
     # 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 os
    +import re
     from StringIO import StringIO
     
     from . import logger
    +from .color import Color
     from .env import env
     
    -DEFAULT_FORMATTING = {
    -    logger.NO_VERBOSE: {'message': '{item.msg}'},
    -    logger.LOW_VERBOSE: {
    -        'message': '{timestamp} | {item.level[0]} | {item.msg}',
    -        'timestamp': '%H:%M:%S'
    +
    +FIELD_TYPE = 'field_type'
    +LEVEL = 'level'
    +TIMESTAMP = 'timestamp'
    +MESSAGE = 'message'
    +IMPLEMENTATION = 'implementation'
    +INPUTS = 'inputs'
    +TRACEBACK = 'traceback'
    +MARKER = 'marker'
    +
    +FINAL_STATES = 'final_states'
    +SUCCESS_STATE = 'success'
    +CANCEL_STATE = 'cancel'
    +FAIL_STATE = 'fail'
    +
    +_EXECUTION_BASE_PATTERN = "\'.*\' workflow execution "
    +_SUCCESSFUL_EXECUTION_PATTERN = _EXECUTION_BASE_PATTERN + "succeeded"
    +_FAILED_EXECUTION_PATTERN = _EXECUTION_BASE_PATTERN + "failed"
    +_CANCELED_EXECUTION_PATTERN = _EXECUTION_BASE_PATTERN + "canceled"
    +
    +_TIMESTAMP_PATTERN = '.*({timestamp.*?}).*'
    +_LEVEL_PATTERN = '.*({level.*?}).*'
    +_MESSAGE_PATTERN = '.*({message.*?}).*'
    +_IMPLEMENTATION_PATTERN = '.*({implementation.*?}).*'
    +_INPUTS_PATTERN = '.*({inputs.*?}).*'
    +
    +_PATTERNS = {
    +    FINAL_STATES: {
    +        SUCCESS_STATE: re.compile(_SUCCESSFUL_EXECUTION_PATTERN),
    +        CANCEL_STATE: re.compile(_CANCELED_EXECUTION_PATTERN),
    +        FAIL_STATE: re.compile(_FAILED_EXECUTION_PATTERN),
         },
    -    logger.MEDIUM_VERBOSE: {
    -        'message': '{timestamp} | {item.level[0]} | {implementation} | {item.msg} ',
    -        'timestamp': '%H:%M:%S'
    +    FIELD_TYPE: {
    +        IMPLEMENTATION: re.compile(_IMPLEMENTATION_PATTERN),
    +        LEVEL: re.compile(_LEVEL_PATTERN),
    +        MESSAGE: re.compile(_MESSAGE_PATTERN),
    +        INPUTS: re.compile(_INPUTS_PATTERN),
    +        TIMESTAMP: re.compile(_TIMESTAMP_PATTERN)
    +    }
    +}
    +
    +_FINAL_STATES = {
    +    SUCCESS_STATE: Color.Fore.GREEN,
    +    CANCEL_STATE: Color.Fore.YELLOW,
    +    FAIL_STATE: Color.Fore.RED
    +}
    +
    +_DEFAULT_STYLE = {
    +    LEVEL: {
    +        'info': {'fore': 'lightmagenta_ex'},
    +        'debug': {'fore': 'lightmagenta_ex', 'style': 'dim'},
    +        'error': {'fore': 'red', 'style': 'bright'},
         },
    -    logger.HIGH_VERBOSE: {
    -        'message': '{timestamp} | {item.level[0]} | {implementation}({inputs}) | {item.msg}
',
    -        'timestamp': '%H:%M:%S'
    +    TIMESTAMP: {
    +        'info': {'fore': 'lightmagenta_ex'},
    +        'debug': {'fore': 'lightmagenta_ex', 'style': 'dim'},
    +        'error': {'fore': 'red', 'style': 'bright'},
         },
    -}
    +    MESSAGE: {
    +        'info': {'fore': 'lightblue_ex'},
    +        'debug': {'fore': 'lightblue_ex', 'style': 'dim'},
    +        'error': {'fore': 'red', 'style': 'bright'},
    +    },
    +    IMPLEMENTATION:{
    +        'info': {'fore': 'lightblack_ex'},
    +        'debug': {'fore': 'lightblack_ex', 'style': 'dim'},
    +        'error': {'fore': 'red', 'style': 'bright'},
    +    },
    +    INPUTS: {
    +        'info': {'fore': 'blue'},
    +        'debug': {'fore': 'blue', 'style': 'dim'},
    +        'error': {'fore': 'red', 'style': 'bright'},
    +    },
    +    TRACEBACK: {'error': {'fore': 'red'}},
     
    +    MARKER: 'lightyellow_ex'
    +}
     
    -def _str(item, formats=None):
    -    # If no formats are passed we revert to the default formats (per level)
    -    formats = formats or {}
    -    formatting = formats.get(env.logging.verbosity_level,
    -                             DEFAULT_FORMATTING[env.logging.verbosity_level])
    -    msg = StringIO()
     
    -    formatting_kwargs = dict(item=item)
    +def stylize_log(item, mark_pattern):
     
    +    # implementation
         if item.task:
    -        formatting_kwargs['implementation'] = item.task.implementation
    -        formatting_kwargs['inputs'] = dict(i.unwrap() for i in item.task.inputs.values())
    +        # operation task
    +        implementation = item.task.implementation
    +        inputs = dict(i.unwrap() for i in item.task.inputs.values())
         else:
    -        formatting_kwargs['implementation'] = item.execution.workflow_name
    -        formatting_kwargs['inputs'] = dict(i.unwrap() for i in item.execution.inputs.values())
    +        # execution task
    +        implementation = item.execution.workflow_name
    +        inputs = dict(i.unwrap() for i in item.execution.inputs.values())
     
    -    if 'timestamp' in formatting:
    -        formatting_kwargs['timestamp'] = item.created_at.strftime(formatting['timestamp'])
    -    else:
    -        formatting_kwargs['timestamp'] = item.created_at
    -
    -    msg.write(formatting['message'].format(**formatting_kwargs))
    +    # TODO: use the is_workflow_log
    +    stylized_str = Color.stylize(_get_format())
    +    _update_level(stylized_str, item)
    +    _update_timestamp(stylized_str, item.created_at, item)
    +    _update_message(stylized_str, item.msg, item, mark_pattern)
    +    _update_inputs(stylized_str, inputs, item, mark_pattern)
    +    _update_implementation(stylized_str, implementation, item, mark_pattern)
     
    +    msg = StringIO()
    +    msg.write(str(stylized_str))
         # Add the exception and the error msg.
         if item.traceback and env.logging.verbosity_level >= logger.MEDIUM_VERBOSE:
    -        for line in item.traceback.splitlines(True):
    -            msg.write('\t' + '|' + line)
    +        msg.write(os.linesep)
    +        msg.writelines(_get_traceback('\t' + '|' + line, item, mark_pattern)
    +                       for line in item.traceback.splitlines(True))
     
         return msg.getvalue()
     
     
    -def log(item, *args, **kwargs):
    -    return getattr(env.logging.logger, item.level.lower())(_str(item), *args, **kwargs)
    +def log(item, mark_pattern=None, *args, **kwargs):
    +    leveled_log = getattr(env.logging.logger, item.level.lower())
    +    return leveled_log(stylize_log(item, mark_pattern), *args, **kwargs)
     
     
    -def log_list(iterator):
    +def log_list(iterator, mark_pattern=None):
         any_logs = False
         for item in iterator:
    -        log(item)
    +        log(item, mark_pattern)
             any_logs = True
         return any_logs
    +
    +
    +def _find_pattern(pattern, field_value):
    +    # TODO: this finds the matching field type according to a pattern
    +    match = re.match(pattern, field_value)
    +    if match:
    +        return match.group(1)
    +
    +
    +def _get_format():
    +    return env.config.logging.formats[env.logging.verbosity_level]
    +
    +
    +def _styles(field_type):
    +    return env.config.logging.styles[field_type]
    +
    +
    +def _is_styling_enabled(log_item):
    +    return (
    --- End diff --
    
    one line


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