Move CLI options processing to module level

Change-Id: Ie4c379480e2c641285507173387a770db63458f0
Issue-ID: INT-1577
Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>

1 files changed, 64 insertions, 0 deletions

diff --git a/test/mocks/mass-pnf-sim/MassPnfSim.py b/test/mocks/mass-pnf-sim/MassPnfSim.py
index 1901cb0aa..48b1d7416 100755
--- a/test/mocks/mass-pnf-sim/MassPnfSim.py
+++ b/test/mocks/mass-pnf-sim/MassPnfSim.py
@@ -2,7 +2,71 @@
 import logging
 import subprocess
 import time
+import argparse
+import ipaddress
 from json import dumps
+from requests import get
+from requests.exceptions import MissingSchema, InvalidSchema, InvalidURL, ConnectionError, ConnectTimeout
+
+def validate_url(url):
+    '''Helper function to perform --urlves input param validation'''
+    logger = logging.getLogger("urllib3")
+    logger.setLevel(logging.WARNING)
+    try:
+        get(url, timeout=0.001)
+    except (MissingSchema, InvalidSchema, InvalidURL):
+        raise argparse.ArgumentTypeError(f'{url} is not a valid URL')
+    except (ConnectionError, ConnectTimeout):
+        pass
+    return url
+
+def validate_ip(ip):
+    '''Helper function to validate input param is a vaild IP address'''
+    try:
+        ip_valid = ipaddress.ip_address(ip)
+    except ValueError:
+        raise argparse.ArgumentTypeError(f'{ip} is not a valid IP address')
+    else:
+        return ip_valid
+
+def get_parser():
+    '''Process input arguments'''
+
+    parser = argparse.ArgumentParser()
+    subparsers = parser.add_subparsers(title='Subcommands', dest='subcommand')
+    # Bootstrap command parser
+    parser_bootstrap = subparsers.add_parser('bootstrap', help='Bootstrap the system')
+    parser_bootstrap.add_argument('--count', help='Instance count to bootstrap', type=int, metavar='INT', default=1)
+    parser_bootstrap.add_argument('--urlves', help='URL of the VES collector', type=validate_url, metavar='URL', required=True)
+    parser_bootstrap.add_argument('--ipfileserver', help='Visible IP of the file server (SFTP/FTPS) to be included in the VES event',
+                                  type=validate_ip, metavar='IP', required=True)
+    parser_bootstrap.add_argument('--typefileserver', help='Type of the file server (SFTP/FTPS) to be included in the VES event',
+                                  type=str, choices=['sftp', 'ftps'], required=True)
+    parser_bootstrap.add_argument('--ipstart', help='IP address range beginning', type=validate_ip, metavar='IP', required=True)
+    # Start command parser
+    parser_start = subparsers.add_parser('start', help='Start instances')
+    parser_start.add_argument('--count', help='Instance count to start', type=int, metavar='INT', default=1)
+    # Stop command parser
+    parser_stop = subparsers.add_parser('stop', help='Stop instances')
+    parser_stop.add_argument('--count', help='Instance count to stop', type=int, metavar='INT', default=1)
+    # Trigger command parser
+    parser_trigger = subparsers.add_parser('trigger', help='Trigger one single VES event from each simulator')
+    parser_trigger.add_argument('--count', help='Instance count to trigger', type=int, metavar='INT', default=1)
+    # Trigger-custom command parser
+    parser_triggerstart = subparsers.add_parser('trigger-custom', help='Trigger one single VES event from specific simulators')
+    parser_triggerstart.add_argument('--triggerstart', help='First simulator id to trigger', type=int,
+                                     metavar='INT', required=True)
+    parser_triggerstart.add_argument('--triggerend', help='Last simulator id to trigger', type=int,
+                                     metavar='INT', required=True)
+    # Status command parser
+    parser_status = subparsers.add_parser('status', help='Status')
+    parser_status.add_argument('--count', help='Instance count to show status for', type=int, metavar='INT', default=1)
+    # Clean command parser
+    subparsers.add_parser('clean', help='Clean work-dirs')
+    # General options parser
+    parser.add_argument('--verbose', help='Verbosity level', choices=['info', 'debug'],
+                        type=str, default='debug')
+    return parser
 
 class MassPnfSim():