Make script verbosity adjustible

Adds '--verbose' option and leverages 'logging' module
facilities.

Change-Id: I9b079c476949788678167afb1ed115ad4490d99c
Issue-ID: INT-1577
Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>

diff --git a/test/mocks/mass-pnf-sim/mass-pnf-sim.py b/test/mocks/mass-pnf-sim/mass-pnf-sim.py
index 0ca29d0..c4fb0de 100755 (executable)
--- a/test/mocks/mass-pnf-sim/mass-pnf-sim.py
+++ b/test/mocks/mass-pnf-sim/mass-pnf-sim.py
@@ -4,11 +4,16 @@ import sys
 import subprocess
 import ipaddress
 import time
+import logging
 from requests import get
 from requests.exceptions import MissingSchema, InvalidSchema, InvalidURL, ConnectionError, ConnectTimeout
 
+logging.basicConfig(level=logging.INFO, format='\033[92m[%(levelname)s]\033[0m %(message)s')
+
 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):
@@ -43,11 +48,15 @@ parser.add_argument('--clean', action='store_true', help='Clean work-dirs')
 parser.add_argument('--start', help='Start instances', type=int, metavar='COUNT')
 parser.add_argument('--status', help='Status', type=int, metavar='COUNT')
 parser.add_argument('--stop', help='Stop instances', type=int, metavar='COUNT')
+parser.add_argument('--verbose', help='Verbosity level', choices=['info', 'debug'],
+                    type=str, default='debug')
 
 args = parser.parse_args()
+logger = logging.getLogger(__name__)
+logger.setLevel(getattr(logging, args.verbose.upper()))
 
 if args.bootstrap and args.ipstart and args.urlves:
-    print("Bootstrap:")
+    logger.info("Bootstrap:")
 
     start_port=2000
     ftps_pasv_port_start=8000
@@ -55,20 +64,19 @@ if args.bootstrap and args.ipstart and args.urlves:
 
     ftps_pasv_port_end=ftps_pasv_port_start + ftps_pasv_port_num_of_ports
 
-
     for i in range(args.bootstrap):
-        print("PNF simulator instance: " + str(i) + ".")
+        logger.info("PNF simulator instance: " + str(i) + ".")
 
         ip_subnet = args.ipstart + int(0 + (i * 16))
-        print("\tIp Subnet:" + str(ip_subnet))
+        logger.debug("\tIp Subnet:" + str(ip_subnet))
         # The IP ranges are in distance of 16 compared to each other.
         # This is matching the /28 subnet mask used in the dockerfile inside.
 
         ip_gw = args.ipstart + int(1 + (i * 16))
-        print("\tIP Gateway:" + str(ip_gw))
+        logger.debug("\tIP Gateway:" + str(ip_gw))
 
         IpPnfSim = args.ipstart + int(2 + (i * 16))
-        print("\tIp Pnf SIM:" + str(IpPnfSim))
+        logger.debug("\tIp Pnf SIM:" + str(IpPnfSim))
 
         IpFileServer = str(args.ipfileserver)
         TypeFileServer = args.typefileserver
@@ -77,19 +85,19 @@ if args.bootstrap and args.ipstart and args.urlves:
         PortFtps=start_port +2
         start_port +=2
         UrlFtps = str(args.ipstart + int(3 + (i * 16)))
-        print("\tUrl Ftps: " + str(UrlFtps))
+        logger.debug("\tUrl Ftps: " + str(UrlFtps))
 
         UrlSftp = str(args.ipstart + int(4 + (i * 16)))
-        print("\tUrl Sftp: " + str(UrlSftp))
+        logger.debug("\tUrl Sftp: " + str(UrlSftp))
 
         foldername = "pnf-sim-lw-" + str(i)
         completed = subprocess.run('mkdir ' + foldername, shell=True)
-        print('\tCreating folder:', completed.stdout)
+        logger.info(f'\tCreating folder: {completed.stdout}')
         completed = subprocess.run(
             'cp -r pnf-sim-lightweight/* ' +
             foldername,
             shell=True)
-        print('\tCloning folder:', completed.stdout)
+        logger.info(f'\tCloning folder: {completed.stdout}')
 
         composercmd = "./simulator.sh compose " + \
             str(ip_gw) + " " + \
@@ -112,19 +120,19 @@ if args.bootstrap and args.ipstart and args.urlves:
             '; ' +
             composercmd,
             shell=True)
-        print('Cloning:', completed.stdout)
+        logger.info(f'Cloning: {completed.stdout}')
 
         ftps_pasv_port_start += ftps_pasv_port_num_of_ports + 1
         ftps_pasv_port_end += ftps_pasv_port_num_of_ports +1
 
     completed = subprocess.run('set -x; cd pnf-sim-lightweight; ./simulator.sh build ', shell=True)
-    print("Build docker image: ", completed.stdout)
+    logger.info(f"Build docker image: {completed.stdout}")
 
     sys.exit()
 
 if args.clean:
     completed = subprocess.run('rm -rf ./pnf-sim-lw-*', shell=True)
-    print('Deleting:', completed.stdout)
+    logger.info(f'Deleting: {completed.stdout}')
     sys.exit()
 
 if args.start:
@@ -137,7 +145,7 @@ if args.start:
             foldername +
             "; bash -x ./simulator.sh start",
             shell=True)
-        print('Starting:', completed.stdout)
+        logger.info(f'Starting: {completed.stdout}')
 
         time.sleep(5)
 
@@ -151,7 +159,7 @@ if args.status:
             foldername +
             "; ./simulator.sh status",
             shell=True)
-        print('Status:', completed.stdout)
+        logger.info(f'Status: {completed.stdout}')
 
 if args.stop:
     for i in range(args.stop):
@@ -162,11 +170,11 @@ if args.stop:
             foldername +
             "; ./simulator.sh stop " + str(i),
             shell=True)
-        print('Stopping:', completed.stdout)
+        logger.info(f'Stopping: {completed.stdout}')
 
 
 if args.trigger:
-    print("Triggering VES sending:")
+    logger.info("Triggering VES sending:")
 
     for i in range(args.trigger):
         foldername = "pnf-sim-lw-" + str(i)
@@ -176,22 +184,22 @@ if args.trigger:
             foldername +
             "; ./simulator.sh trigger-simulator",
             shell=True)
-        print('Status:', completed.stdout)
+        logger.info(f'Status: {completed.stdout}')
 
 if args.triggerstart and args.triggerend:
-    print("Triggering VES sending by a range of simulators:")
+    logger.info("Triggering VES sending by a range of simulators:")
 
     for i in range(args.triggerstart, args.triggerend+1):
         foldername = "pnf-sim-lw-" + str(i)
-        print("Instance being processed:" + str(i))
+        logger.info("Instance being processed:" + str(i))
 
         completed = subprocess.run(
             'cd ' +
             foldername +
             "; ./simulator.sh trigger-simulator",
             shell=True)
-        print('Status:', completed.stdout)
+        logger.info(f'Status: {completed.stdout}')
 else:
-    print("No instruction was defined")
+    logger.warning("No instruction was defined")
     parser.print_usage()
     sys.exit()