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harden: add path validation in config.py... #581

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harden: add path validation in config.py... #581

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5 changes: 4 additions & 1 deletion scripts/contractInteraction/config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
from brownie.network.contract import InterfaceContainer
import json
from os import environ
import re

def loadConfig():
global contracts, acct
Expand All @@ -14,7 +15,9 @@ def loadConfig():
else:
acct = accounts.load("rskdeployer")
netName = environ.get('DEV_NET_NAME')
if(netName != None):
if(netName != None):
if not re.match(r'^[a-zA-Z0-9_-]+$', netName):
raise ValueError("Invalid DEV_NET_NAME value")
configPath = "./scripts/contractInteraction/" + netName + "_contracts.json"
configFile = open(configPath)
else:
Expand Down