def enable_disable_vs():
global session
session = ApiSession('localhost', 'admin', 'admin', api_version='18.2.6')
session.tenant = '*'
vs_obj_list = session.get(
'virtualservice?join_subresources=runtime&page_size=-1').json(
)['results']
data_disable = {'enabled': False}
data_enable = {'enabled': True}
vs_oper_init_list = []
for vs in vs_obj_list:
if vs['runtime']['oper_status']['state'] == 'OPER_INITIALIZING':
vs_oper_init_list.append(vs)
for v in vs_oper_init_list:
t_uuid = get_vs_tenant_uuid(v['tenant_ref'])
t_name = get_tenant_name(t_uuid)
v_uuid = get_vs_tenant_uuid(v['url'])
v_name = get_vs_name(v_uuid)
print "Disabling the VS %s\n" % (v_name)
if t_name != 'admin':
resp = session.patch('virtualservice/' + v['uuid'],
tenant=t_name,
data={'replace': data_disable},
api_version='18.2.6')
print resp
else:
resp = session.patch('virtualservice/' + v['uuid'],
data={'replace': data_disable},
api_version='18.2.6')
print resp
time.sleep(1)
print "Enabling the VS %s\n" % (v_name)
if t_name != 'admin':
resp = session.patch('virtualservice/' + v['uuid'],
tenant=t_name,
data={'replace': data_enable},
api_version='18.2.6')
print resp
else:
resp = session.patch('virtualservice/' + v['uuid'],
data={'replace': data_enable},
api_version='18.2.6')
print resp
time.sleep(1)
print "All the Vses have been Disabled/Enabled Successfully\n"
def get_crt(user,
password,
tenant,
api_version,
account_key,
csr,
CA=DEFAULT_CA,
disable_check=False,
directory_url=DEFAULT_DIRECTORY_URL,
contact=None):
directory, acct_headers, alg, jwk = None, None, None, None # global variables
# helper functions - base64 encode for jose spec
def _b64(b):
return base64.urlsafe_b64encode(b).decode('utf8').replace("=", "")
# helper function - run external commands
def _cmd(cmd_list,
stdin=None,
cmd_input=None,
err_msg="Command Line Error"):
proc = subprocess.Popen(cmd_list,
stdin=stdin,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
out, err = proc.communicate(cmd_input)
if proc.returncode != 0:
raise IOError("{0}\n{1}".format(err_msg, err))
return out
# helper function - make request and automatically parse json response
def _do_request(url, data=None, err_msg="Error", depth=0):
try:
resp = urlopen(
Request(url,
data=data,
headers={
"Content-Type": "application/jose+json",
"User-Agent": "acme-tiny"
}))
resp_data, code, headers = resp.read().decode(
"utf8"), resp.getcode(), resp.headers
except IOError as e:
resp_data = e.read().decode("utf8") if hasattr(e,
"read") else str(e)
code, headers = getattr(e, "code", None), {}
try:
resp_data = json.loads(resp_data) # try to parse json results
except ValueError:
pass # ignore json parsing errors
if depth < 100 and code == 400 and resp_data[
'type'] == "urn:ietf:params:acme:error:badNonce":
raise IndexError(resp_data) # allow 100 retrys for bad nonces
if code not in [200, 201, 204]:
raise ValueError(
"{0}:\nUrl: {1}\nData: {2}\nResponse Code: {3}\nResponse: {4}".
format(err_msg, url, data, code, resp_data))
return resp_data, code, headers
# helper function - make signed requests
def _send_signed_request(url, payload, err_msg, depth=0):
payload64 = "" if payload is None else _b64(
json.dumps(payload).encode('utf8'))
new_nonce = _do_request(directory['newNonce'])[2]['Replay-Nonce']
protected = {"url": url, "alg": alg, "nonce": new_nonce}
protected.update({"jwk": jwk} if acct_headers is None else
{"kid": acct_headers['Location']})
protected64 = _b64(json.dumps(protected).encode('utf8'))
protected_input = "{0}.{1}".format(protected64,
payload64).encode('utf8')
out = _cmd(["openssl", "dgst", "-sha256", "-sign", account_key],
stdin=subprocess.PIPE,
cmd_input=protected_input,
err_msg="OpenSSL Error")
data = json.dumps({
"protected": protected64,
"payload": payload64,
"signature": _b64(out)
})
try:
return _do_request(url,
data=data.encode('utf8'),
err_msg=err_msg,
depth=depth)
except IndexError: # retry bad nonces (they raise IndexError)
return _send_signed_request(url,
payload,
err_msg,
depth=(depth + 1))
# helper function - poll until complete
def _poll_until_not(url, pending_statuses, err_msg):
result, t0 = None, time.time()
while result is None or result['status'] in pending_statuses:
assert (time.time() - t0 <
3600), "Polling timeout" # 1 hour timeout
time.sleep(0 if result is None else 2)
result, _, _ = _send_signed_request(url, None, err_msg)
return result
session = ApiSession('localhost',
user,
password,
tenant=tenant,
api_version=api_version)
log.info("Generating account key...")
out = _cmd(["openssl", "genrsa", "4096"], err_msg="OpenSSL Error")
with open(account_key, 'w') as f:
f.write(out.decode("utf-8"))
# parse account key to get public key
log.info("Parsing account key...")
out = _cmd(["openssl", "rsa", "-in", account_key, "-noout", "-text"],
err_msg="OpenSSL Error")
pub_pattern = r"modulus:[\s]+?00:([a-f0-9\:\s]+?)\npublicExponent: ([0-9]+)"
pub_hex, pub_exp = re.search(pub_pattern, out.decode('utf8'),
re.MULTILINE | re.DOTALL).groups()
pub_exp = "{0:x}".format(int(pub_exp))
pub_exp = "0{0}".format(pub_exp) if len(pub_exp) % 2 else pub_exp
alg = "RS256"
jwk = {
"e":
_b64(binascii.unhexlify(pub_exp.encode("utf-8"))),
"kty":
"RSA",
"n":
_b64(binascii.unhexlify(
re.sub(r"(\s|:)", "", pub_hex).encode("utf-8"))),
}
accountkey_json = json.dumps(jwk, sort_keys=True, separators=(',', ':'))
thumbprint = _b64(hashlib.sha256(accountkey_json.encode('utf8')).digest())
# find domains
log.info("Parsing CSR...")
out = _cmd(["openssl", "req", "-in", csr, "-noout", "-text"],
err_msg="Error loading {0}".format(csr))
domains = set([])
common_name = re.search(r"Subject:.*? CN\s?=\s?([^\s,;/]+)",
out.decode('utf8'))
if common_name is not None:
domains.add(common_name.group(1))
subject_alt_names = re.search(
r"X509v3 Subject Alternative Name: (?:critical)?\n +([^\n]+)\n",
out.decode('utf8'), re.MULTILINE | re.DOTALL)
if subject_alt_names is not None:
for san in subject_alt_names.group(1).split(", "):
if san.startswith("DNS:"):
domains.add(san[4:])
log.info("Found domains: {0}".format(", ".join(domains)))
# get the ACME directory of urls
log.info("Getting directory...")
directory_url = CA + "/directory" if CA != DEFAULT_CA else directory_url # backwards compatibility with deprecated CA kwarg
directory, _, _ = _do_request(directory_url,
err_msg="Error getting directory")
log.info("Directory found!")
# create account, update contact details (if any), and set the global key identifier
log.info("Registering account...")
reg_payload = {"termsOfServiceAgreed": True}
account, code, acct_headers = _send_signed_request(directory['newAccount'],
reg_payload,
"Error registering")
log.info("Registered!" if code == 201 else "Already registered!")
if contact is not None:
account, _, _ = _send_signed_request(acct_headers['Location'],
{"contact": contact},
"Error updating contact details")
log.info("Updated contact details:\n{0}".format("\n".join(
account['contact'])))
# create a new order
log.info("Creating new order...")
order_payload = {
"identifiers": [{
"type": "dns",
"value": d
} for d in domains]
}
order, _, order_headers = _send_signed_request(directory['newOrder'],
order_payload,
"Error creating new order")
log.info("Order created!")
# get the authorizations that need to be completed
for auth_url in order['authorizations']:
authorization, _, _ = _send_signed_request(auth_url, None,
"Error getting challenges")
domain = authorization['identifier']['value']
log.info("Verifying {0}...".format(domain))
# find the http-01 challenge and write the challenge file
challenge = [
c for c in authorization['challenges'] if c['type'] == "http-01"
][0]
token = re.sub(r"[^A-Za-z0-9_\-]", "_", challenge['token'])
keyauthorization = "{0}.{1}".format(token, thumbprint)
# Update vs
rsp = session.get("vsvip/?search=(fqdn,{})".format(domain)).json()
if rsp["count"] == 0:
raise Exception(
"Could not find a VSVIP with fqdn = {}".format(domain))
vsvip_uuid = rsp["results"][0]["uuid"]
rsp = session.get(
"virtualservice?search=(vsvip_ref,{})".format(vsvip_uuid)).json()
if rsp['count'] == 0:
raise Exception(
"Could not find a VS with common name = {}".format(domain))
vs_uuid = rsp["results"][0]["uuid"]
log.info("Found vs {} with fqdn {}".format(vs_uuid, domain))
# Check if the vs is servering on port 80
serving_on_port_80 = False
service_on_port_80_data = None
for service in rsp["results"][0]["services"]:
if service["port"] == "80":
serving_on_port_80 = True
break
# create HTTP policy
httppolicy_data = {
"name": (domain + "LetsEncryptHTTPpolicy"),
"http_security_policy": {
"rules": [{
"name": "Rule 1",
"index": 1,
"enable": True,
"match": {
"vs_port": {
"match_criteria": "IS_IN",
"ports": [80]
},
"path": {
"match_criteria":
"CONTAINS",
"match_case":
"SENSITIVE",
"match_str":
[".well-known/acme-challenge/{}".format(token)]
}
},
"action": {
"action": "HTTP_SECURITY_ACTION_SEND_RESPONSE",
"status_code": "HTTP_LOCAL_RESPONSE_STATUS_CODE_200",
"file": {
"content_type": "text/plain",
"file_content": keyauthorization
}
}
}]
},
"is_internal_policy": False
}
rsp = session.post("httppolicyset", data=httppolicy_data).json()
httppolicy_uuid = rsp["uuid"]
log.info("Created HTTP policy with uuid {}".format(httppolicy_uuid))
patch_data = {
"add": {
"http_policies": [{
"http_policy_set_ref":
"/api/httppolicyset/{}".format(httppolicy_uuid),
"index":
1000001
}]
}
}
if not serving_on_port_80:
# Add to port to virtualservice
service_on_port_80_data = {
"enable_http2": False,
"enable_ssl": False,
"port": 80,
"port_range_end": 80
}
patch_data["add"]["services"] = [service_on_port_80_data]
rsp = session.patch("virtualservice/{}".format(vs_uuid), patch_data)
exception_occured = None
try:
# check that the file is in place
try:
wellknown_url = "http://{0}/.well-known/acme-challenge/{1}".format(
domain, token)
assert (disable_check
or _do_request(wellknown_url)[0] == keyauthorization)
except (AssertionError, ValueError) as e:
raise ValueError(
"Wrote file to {0}, but couldn't download {1}: {2}".format(
'wellknown_path', 'wellknown_url', e))
# say the challenge is done
_send_signed_request(
challenge['url'], {},
"Error submitting challenges: {0}".format(domain))
authorization = _poll_until_not(
auth_url, ["pending"],
"Error checking challenge status for {0}".format(domain))
if authorization['status'] != "valid":
raise ValueError("Challenge did not pass for {0}: {1}".format(
domain, authorization))
except Exception as e:
exception_occured = str(e)
finally:
# Update the vs
patch_data = {
"delete": {
"http_policies": [{
"http_policy_set_ref":
"/api/httppolicyset/{}".format(httppolicy_uuid),
"index":
1000001
}]
}
}
if not serving_on_port_80:
patch_data["delete"]["services"] = [service_on_port_80_data]
rsp = session.patch("virtualservice/{}".format(vs_uuid),
patch_data)
rsp = session.delete("httppolicyset/{}".format(httppolicy_uuid))
if exception_occured:
log.error(exception_occured)
raise Exception(exception_occured)
log.info("{0} verified!".format(domain))
# finalize the order with the csr
log.info("Signing certificate...")
csr_der = _cmd(["openssl", "req", "-in", csr, "-outform", "DER"],
err_msg="DER Export Error")
_send_signed_request(order['finalize'], {"csr": _b64(csr_der)},
"Error finalizing order")
# poll the order to monitor when it's done
order = _poll_until_not(order_headers['Location'],
["pending", "processing"],
"Error checking order status")
if order['status'] != "valid":
raise ValueError("Order failed: {0}".format(order))
# download the certificate
certificate_pem, _, _ = _send_signed_request(
order['certificate'], None, "Certificate download failed")
log.info("Certificate signed!")
return certificate_pem
