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Verifica data expiracao #279

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86e9379
Verifica validade do certificado digital utilizado
heronbrito May 21, 2020
43bbc0e
mostra mensagen de WARNING para data de certificados expirados
heronbrito May 21, 2020
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18 changes: 17 additions & 1 deletion pytrustnfe/certificado.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,12 +4,25 @@

import tempfile
from OpenSSL import crypto
from datetime import datetime


class Certificado(object):
def __init__(self, pfx, password):
self.pfx = pfx
self.password = password
pfx = crypto.load_pkcs12(pfx, password)

cert = pfx.get_certificate()
cert_date = int(str(cert.get_notAfter(),'UTF-8').strip('Z'))
sha1_fingerprint = cert.digest("sha1")
now = datetime.now()
date = int(now.strftime("%Y%m%d%H%M%S"))
'''
Exceto certificado de testes
'''
if cert_date < date or str(sha1_fingerprint,'UTF-8') == "DE:08:15:1E:DA:12:B3:5F:76:BF:5D:4E:56:C1:14:12:8A:85:B6:47":
print("WARNING: Certificado expirado")

def save_pfx(self):
pfx_temp = tempfile.mkstemp()[1]
Expand All @@ -20,7 +33,10 @@ def save_pfx(self):


def extract_cert_and_key_from_pfx(pfx, password):
pfx = crypto.load_pkcs12(pfx, password)
try:
pfx = crypto.load_pkcs12(pfx, password)
except:
print("WARING: Falha ao ler certiticado. Verifique a senha")
# PEM formatted private key
key = crypto.dump_privatekey(crypto.FILETYPE_PEM, pfx.get_privatekey())
# PEM formatted certificate
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8 changes: 7 additions & 1 deletion pytrustnfe/client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -12,7 +12,13 @@ def get_authenticated_client(base_url, cert, key):
cache = suds.cache.DocumentCache(location=cache_location)

session = requests.Session()
session.cert = (cert, key)
session.cert = (cert, key)

# Testa sessao https
r = requests.get(base_url, cert=(cert, key))
if r.status_code == 403:
print("ERROR: Falha na conexão utilizando o certificado digital e senha infomados. Verifique a validade do certificado")
exit()
return suds.client.Client(
base_url, cache=cache, transport=suds_requests.RequestsTransport(session)
)
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2 changes: 1 addition & 1 deletion tests/test_certificado.py
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Expand Up @@ -60,7 +60,7 @@ def test_preparar_pfx(self):

def test_save_pfx(self):
pfx_source = open(os.path.join(self.caminho, "teste.pfx"), "rb").read()
pfx = Certificado(pfx_source, "123")
pfx = Certificado(pfx_source, "123456")
path = pfx.save_pfx()
saved = open(path, "rb").read()
self.assertEqual(
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