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Code Issues Actions 2 Packages Projects Releases Wiki Activity

esp_prov : Support new JSON format of version string while maintaining backward compatibility

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Other changes:
* Version check only happens if command line argument is specified
* Minor bugfix in processing apply_config response
This commit is contained in:
Anurag Kar 2019-04-23 23:17:28 +05:30
parent f90d3f6d93
commit a92ace034f
1 changed files with 29 additions and 13 deletions
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42
tools/esp_prov/esp_prov.py
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@ -20,6 +20,7 @@ import argparse
import time
import os
import sys
import json
try:
import security
@ -81,13 +82,26 @@ def get_transport(sel_transport, softap_endpoint=None, ble_devname=None):
return None
def version_match(tp, protover):
def version_match(tp, protover, verbose=False):
try:
response = tp.send_data('proto-ver', protover)
if response != protover:
return False
return True
except RuntimeError as e:
if verbose:
print("proto-ver response : ", response)
# First assume this to be a simple version string
if response.lower() == protover.lower():
return True
# Else interpret this as JSON structure containing
# information with versions and capabilities of both
# provisioning service and application
info = json.loads(response)
if info['prov']['ver'].lower() == protover.lower():
return True
return False
except Exception as e:
on_except(e)
return None
@ -132,7 +146,7 @@ def apply_wifi_config(tp, sec):
try:
message = prov.config_apply_config_request(sec)
response = tp.send_data('prov-config', message)
return (prov.config_set_config_response(sec, response) == 0)
return (prov.config_apply_config_response(sec, response) == 0)
except RuntimeError as e:
on_except(e)
return None
@ -159,7 +173,7 @@ if __name__ == '__main__':
parser.add_argument("--sec_ver", dest='secver', type=int,
help="Security scheme version", default=1)
parser.add_argument("--proto_ver", dest='protover', type=str,
help="Protocol version", default='V0.1')
help="Protocol version", default='')
parser.add_argument("--pop", dest='pop', type=str,
help="Proof of possession", default='')
@ -182,7 +196,8 @@ if __name__ == '__main__':
parser.add_argument("-v","--verbose", help="increase output verbosity", action="store_true")
args = parser.parse_args()
print("==== Esp_Prov Version: " + args.protover + " ====")
if args.protover != '':
print("==== Esp_Prov Version: " + args.protover + " ====")
obj_security = get_security(args.secver, args.pop, args.verbose)
if obj_security is None:
@ -194,11 +209,12 @@ if __name__ == '__main__':
print("---- Invalid provisioning mode ----")
exit(2)
print("\n==== Verifying protocol version ====")
if not version_match(obj_transport, args.protover):
print("---- Error in protocol version matching ----")
exit(3)
print("==== Verified protocol version successfully ====")
if args.protover != '':
print("\n==== Verifying protocol version ====")
if not version_match(obj_transport, args.protover, args.verbose):
print("---- Error in protocol version matching ----")
exit(3)
print("==== Verified protocol version successfully ====")
print("\n==== Starting Session ====")
if not establish_session(obj_transport, obj_security):