protongen.py

#!/usr/bin/env python

# BSD 3-Clause License
#
# Copyright (c) 2018, Pruthvi Kumar All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
# following conditions are met:
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# Redistributions of source code must retain the above copyright notice, this list of conditions and the following
# disclaimer.
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# Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
# disclaimer in the documentation and/or other materials provided with the distribution.
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# derived from this software without specific prior written permission.
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# INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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import os
import argparse
from colorama import Fore, Style
from nucleus.execgen import ExecGen
from nucleus.metagen import MetaGen

__author__ = "Pruthvi Kumar, pruthvikumar.123@gmail.com"
__copyright__ = "Copyright (C) 2018 Pruthvi Kumar | http://www.apricity.co.in"
__license__ = "BSD 3-Clause License"
__version__ = "1.0"


class ProtonGen(MetaGen, ExecGen):

    def __init__(self):
        super(ProtonGen, self).__init__()
        self.protongen_logger = self.get_logger(log_file_name='proton_gen_logs',
                                                log_file_path='{}/trace/proton_gen_logs.log'.format(self.ROOT_DIR))
        self.parser = argparse.ArgumentParser()
        self.parser.add_argument('--mic_name', help='MIC stands for Model Interface & Controller. Proton spins up'
                                                    'the MIC stack for you; when provided with a name.')
        self.parser.add_argument('--port', help='Port for PROTON to launch the interface onto. Defaults to 3000.')
        self.parser.add_argument('--forceStart', help='Do not create a new MIC Stack; but, executes PROTON stack '
                                                      'by re-generating main with existing iFace!')
        self.proton_args = self.parser.parse_args()

        try:
            self.bootstrap_sqlite()
            if self.proton_args.mic_name is None:

                if self.proton_args.forceStart is not None:
                    self.generate_executor(port=3000)
                    print(Fore.GREEN + 'PROTON initialized with existing iFace stack! Starting service '
                                       '@ 3000' + Style.RESET_ALL)
                    self.protongen_logger.info('PROTON initialized with existing iFace stack! Starting service @ 3000')
                else:
                    print(Fore.GREEN + '[PROTON-GEN] - There is no name provided for Proton to initiate. Please '
                                       'provide a valid mic_name using --mic_name argument' + Style.RESET_ALL)
                    self.protongen_logger.info(
                        '[PROTON-GEN] - There is no name provided for Proton to initiate. Please '
                        'provide a valid mic_name using --mic_name argument')
            else:
                if self.proton_args.port is None:
                    self.proton_args.port = 8000
                self.__creator(self.proton_args.mic_name, self.proton_args.port)

        except Exception as e:
            self.protongen_logger.exception('[ProtonGen] Error during protonGen initialization. Stacktrace to follow')
            self.protongen_logger.exception(str(e))

    def __creator(self, mic_name, port):

        try:

            with open('{}/proton_vars/target_table_for_{}.txt'.format(self.ROOT_DIR, mic_name)) as f:
                target_table_for_mic = f.read().replace('\n', '')

            self.new_mic(mic_name=mic_name)
            self.generate_executor(port=port)
            print(Fore.GREEN + 'PROTON initialized for {}. Starting service @ {} & target table for this MIC '
                               'stack is - {}'.format(mic_name, port, target_table_for_mic) + Style.RESET_ALL)
            self.protongen_logger.info('[ProtonGen] Proton initialized for mic_name - {} @ port {} & target table for '
                                       'this MIC stack is -{}'.format(mic_name, port, target_table_for_mic))
        except Exception as e:
            self.protongen_logger.exception('[ProtonGen] Error during protonGen initialization for mic_name '
                                            '{}. Details: {}'.format(mic_name, str(e)))


if __name__ == '__main__':
    ProtonGen()