[CLI][show][platform] Added ASIC count in the output. (#1185) (#1227)

Author: smaheshm

show/main.py

@@ -17,6 +17,7 @@
 from swsssdk import SonicV2Connector
 from tabulate import tabulate
 import mlnx
+import utilities_common.cli as clicommon
 import utilities_common.multi_asic as multi_asic_util
 
 SONIC_CFGGEN_PATH = '/usr/local/bin/sonic-cfggen'
@@ -1533,6 +1534,7 @@ def get_hw_info_dict():
     hw_info_dict['platform'] = device_info.get_platform()
     hw_info_dict['hwsku'] = device_info.get_hwsku()
     hw_info_dict['asic_type'] = version_info['asic_type']
+    hw_info_dict['asic_count'] = device_info.get_num_npus()
 
     return hw_info_dict
 
@@ -1547,12 +1549,18 @@ def platform():
 
 # 'summary' subcommand ("show platform summary")
 @platform.command()
-def summary():
+@click.option('--json', is_flag=True, help="JSON output")
+def summary(json):
     """Show hardware platform information"""
+
     hw_info_dict = get_hw_info_dict()
-    click.echo("Platform: {}".format(hw_info_dict['platform']))
-    click.echo("HwSKU: {}".format(hw_info_dict['hwsku']))
-    click.echo("ASIC: {}".format(hw_info_dict['asic_type']))
+    if json:
+        click.echo(clicommon.json_dump(hw_info_dict))
+    else:
+        click.echo("Platform: {}".format(hw_info_dict['platform']))
+        click.echo("HwSKU: {}".format(hw_info_dict['hwsku']))
+        click.echo("ASIC: {}".format(hw_info_dict['asic_type']))
+        click.echo("ASIC Count: {}".format(hw_info_dict['asic_count']))
 
 # 'syseeprom' subcommand ("show platform syseeprom")
 @platform.command()

utilities_common/cli.py

@@ -0,0 +1,9 @@
+import json
+
+def json_dump(data):
+    """
+    Dump data in JSON format
+    """
+    return json.dumps(
+        data, sort_keys=True, indent=2, ensure_ascii=False
+    )