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#!/usr/bin/env python3
import datetime
import os
import sys
from string import Template
import configparser
OUTFILE = 'config.go'
INFILE = 'config.go.tmpl'
CONFIGFILE = 'config/vendor.conf'
SCRIPT_NAME = 'vendorize'
def getDefaultProvider(config):
provider = os.environ.get('PROVIDER')
if provider:
print('[+] Got provider {} from environemnt'.format(provider))
else:
print('[+] Using default provider from config file')
provider = config['default']['provider']
return provider
def getProviderData(provider, config):
print("[+] Configured provider:", provider)
c = config[provider]
d = dict()
keys = ('name', 'applicationName', 'binaryName',
'providerURL', 'tosURL', 'helpURL',
'donateURL', 'apiURL', 'geolocationAPI', 'caCertString')
for value in keys:
d[value] = c.get(value)
d['timeStamp'] = '{:%Y-%m-%d %H:%M:%S}'.format(
datetime.datetime.now())
return d
def addCaData(data, configfile):
provider = data.get('name').lower()
folder, f = os.path.split(configfile)
caFile = os.path.join(folder, provider + '-ca.crt')
if not os.path.isfile(caFile):
bail('[!] Cannot find CA file in {path}'.format(path=caFile))
with open(caFile) as ca:
data['caCertString'] = ca.read().strip()
def writeOutput(data, infile, outfile):
with open(infile) as infile:
s = Template(infile.read())
with open(outfile, 'w') as outf:
outf.write(s.substitute(data))
def bail(msg=None):
if not msg:
print('Usage: {scriptname}.py <template> <config> <output>'.format(
scriptname=SCRIPT_NAME))
else:
print(msg)
sys.exit(1)
if __name__ == "__main__":
infile = outfile = ""
if len(sys.argv) > 4:
bail()
elif len(sys.argv) == 1:
infile = INFILE
outfile = OUTFILE
configfile = CONFIGFILE
else:
try:
infile = sys.argv[1]
configfile = sys.argv[2]
outfile = sys.argv[3]
except IndexError:
bail()
env_provider_conf = os.environ.get('PROVIDER_CONFIG')
if env_provider_conf:
if os.path.isfile(env_provider_conf):
print("[+] Overriding provider config per PROVIDER_CONFIG variable")
configfile = env_provider_conf
if not os.path.isfile(infile):
bail('[!] Cannot find template in {path}'.format(
path=os.path.abspath(infile)))
elif not os.path.isfile(configfile):
bail('[!] Cannot find config in {path}'.format(
path=os.path.abspath(configfile)))
else:
print('[+] Using {path} as template'.format(
path=os.path.abspath(infile)))
print('[+] Using {path} as config'.format(
path=os.path.abspath(configfile)))
config = configparser.ConfigParser()
config.read(configfile)
provider = getDefaultProvider(config)
data = getProviderData(provider, config)
addCaData(data, configfile)
writeOutput(data, infile, outfile)
print('[+] Wrote configuration for {provider} to {outf}'.format(
provider=data.get('name'),
outf=os.path.abspath(outfile)))
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