361 lines
13 KiB
Python
Executable File
361 lines
13 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
|
|
import argparse
|
|
import json
|
|
import os
|
|
import re
|
|
import shutil
|
|
import socket
|
|
import subprocess
|
|
import time
|
|
##
|
|
import hvac
|
|
import hvac.exceptions
|
|
import psutil
|
|
from lxml import etree
|
|
##
|
|
import serverconf
|
|
from vaultpass import config as vaultpassconf
|
|
|
|
|
|
_url_re = re.compile(r'^(?P<proto>https?)://(?P<addr>[^:/]+)(:(?P<port>[0-9]+)?)?(?P<path>/.*)?$')
|
|
|
|
|
|
class VaultSpawner(object):
|
|
client = hvac.Client()
|
|
binary_name = 'vault' # The name of the process, not a path!
|
|
binary_path = binary_name # Can be an absolute path; the binary Vault should be started via.
|
|
client_conf = None
|
|
cmd = None
|
|
unseal = None
|
|
is_running = None
|
|
local = True
|
|
pid = None
|
|
is_new = False
|
|
|
|
def __init__(self, conf, genconf = True, clientconf_file = './test.config.xml', test_data = True, *args, **kwargs):
|
|
self.conf = conf
|
|
self.genconf = genconf
|
|
self.clientconf_file = clientconf_file
|
|
self.test_data = test_data # TODO
|
|
self._parseConf()
|
|
self._getCreds()
|
|
self._connCheck()
|
|
|
|
def _connCheck(self, bind = True):
|
|
listener = self.conf['listener'][0]['tcp']
|
|
addr = listener['address']
|
|
is_not_tls = listener.get('tls_disable', False)
|
|
url = '{0}://{1}'.format(('http' if is_not_tls else 'https'), addr)
|
|
if not _url_re.search(url):
|
|
raise ValueError('Invalid server address')
|
|
self.client.url = url
|
|
r = _url_re.search(self.client.url)
|
|
if not r:
|
|
raise ValueError('Invalid server URL')
|
|
try:
|
|
self.port = int(r.groupdict().get('port', 80))
|
|
except ValueError:
|
|
if is_not_tls:
|
|
self.port = 80
|
|
else:
|
|
self.port = 443
|
|
self.ip = socket.gethostbyname(r.groupdict()['addr'])
|
|
sock = socket.socket()
|
|
try:
|
|
if bind:
|
|
try:
|
|
sock.bind((self.ip, self.port))
|
|
self.pid = None
|
|
self.is_running = False
|
|
except OSError as e:
|
|
if e.errno == 98:
|
|
# Already in use
|
|
self.is_running = True
|
|
elif e.errno == 99:
|
|
# The address isn't on this box.
|
|
self.local = False
|
|
self.pid = None
|
|
finally:
|
|
sock.close()
|
|
sock = socket.socket()
|
|
sock.connect((self.ip, self.port))
|
|
sock.close()
|
|
self.is_running = True
|
|
except (ConnectionRefusedError, ConnectionAbortedError, ConnectionResetError) as e:
|
|
self.is_running = False
|
|
finally:
|
|
try:
|
|
sock.close()
|
|
except NameError:
|
|
# No idea how we got here, but...
|
|
pass
|
|
return(None)
|
|
|
|
def _getClientConf(self, fpath = None):
|
|
if not fpath:
|
|
fpath = self.clientconf_file
|
|
clientconf = os.path.abspath(os.path.expanduser(fpath))
|
|
self.client_conf = vaultpassconf.getConfig(clientconf)
|
|
return(None)
|
|
|
|
def _getCreds(self, new_unseal = False, new_token = False, write_conf = None):
|
|
if not write_conf:
|
|
write_conf = self.clientconf_file
|
|
self._getClientConf()
|
|
rewrite_xml = False
|
|
xml = self.client_conf.xml
|
|
ns_xml = self.client_conf.namespaced_xml
|
|
nsmap = ns_xml.nsmap
|
|
unseal_ns_xml = ns_xml.find('.//{{{0}}}unseal'.format(nsmap[None]))
|
|
unseal_xml = xml.find('.//unseal')
|
|
auth_ns_xml = ns_xml.find('.//{{{0}}}auth'.format(nsmap[None]))
|
|
auth_xml = xml.find('.//auth')
|
|
token_ns_xml = auth_ns_xml.find('.//{{{0}}}token'.format(nsmap[None]))
|
|
token_xml = auth_xml.find('.//token')
|
|
if not new_unseal:
|
|
self.unseal = unseal_xml.text
|
|
else:
|
|
unseal_xml.text = self.unseal
|
|
unseal_ns_xml.text = self.unseal
|
|
rewrite_xml = True
|
|
if not new_token:
|
|
self.client.token = token_xml.text
|
|
else:
|
|
token_xml.text = self.client.token
|
|
token_ns_xml.text = self.client.token
|
|
rewrite_xml = True
|
|
if rewrite_xml:
|
|
write_conf = os.path.abspath(os.path.expanduser(write_conf))
|
|
with open(write_conf, 'wb') as fh:
|
|
fh.write(self.client_conf.toString())
|
|
return(None)
|
|
|
|
def _getProcess(self):
|
|
# TODO: check for pidfile in self.conf and read if file exists
|
|
def clear():
|
|
self.pid = None
|
|
return(None)
|
|
self._getCreds()
|
|
if not self.local:
|
|
clear()
|
|
return(None)
|
|
processes = [p for p in psutil.process_iter() if p.name() == self.binary_name]
|
|
if not processes:
|
|
clear()
|
|
return(None)
|
|
if self.is_running:
|
|
if len(processes) != 1 and os.geteuid() != 0:
|
|
# Vault hides its PID in the network connections/hides its FDs,
|
|
# so we have *no* way to get the PID as a regular user.
|
|
raise RuntimeError('Cannot determine Vault instance to manage')
|
|
elif len(processes) == 1:
|
|
self.pid = processes[0].pid
|
|
else:
|
|
# We're running as root.
|
|
conns = [c for c in psutil.net_connections() if c.laddr.ip == ip and c.laddr.port == port]
|
|
if not len(conns) == 1:
|
|
# This, theoretically, should never happen.
|
|
raise RuntimeError('Cannot determine Vault instance to manage')
|
|
else:
|
|
self.pid = conns[0].pid
|
|
return(None)
|
|
return(None)
|
|
|
|
def _initChk(self):
|
|
self._getClientConf()
|
|
self._connCheck()
|
|
if not self.is_running:
|
|
return(False)
|
|
if not self.client.sys.is_initialized():
|
|
init_rslt = self.client.sys.initialize(secret_shares = 1, secret_threshold = 1)
|
|
self.unseal = init_rslt['keys_base64'][0]
|
|
self.client.token = init_rslt['root_token']
|
|
self._getCreds(new_token = True, new_unseal = True)
|
|
self.is_new = True
|
|
if self.client.sys.is_sealed():
|
|
self.client.sys.submit_unseal_key(self.unseal)
|
|
return(True)
|
|
|
|
def _parseConf(self):
|
|
is_hcl = False
|
|
rawconf = None
|
|
if not self.conf:
|
|
if os.path.isfile(serverconf.conf_file):
|
|
with open(serverconf.conf_file, 'r') as fh:
|
|
self.conf = json.loads(fh.read())
|
|
else:
|
|
# Use the default.
|
|
self.genconf = True
|
|
self.conf = serverconf.default_conf
|
|
elif not isinstance(self.conf, dict):
|
|
# Assume it's a file.
|
|
self.conf = os.path.abspath(os.path.expanduser(self.conf))
|
|
with open(self.conf, 'r') as fh:
|
|
rawconf = fh.read()
|
|
try:
|
|
self.conf = json.loads(rawconf)
|
|
except json.decoder.JSONDecodeError:
|
|
is_hcl = True # It's probably HCL.
|
|
if is_hcl:
|
|
self.conf = serverconf.parseHCL(rawconf)
|
|
if self.genconf:
|
|
serverconf.genConf(confdict = self.conf)
|
|
return(None)
|
|
|
|
def cleanup(self):
|
|
storage = self.conf.get('storage', {}).get('file', {}).get('path')
|
|
if not storage:
|
|
return(None)
|
|
storage = os.path.abspath(os.path.expanduser(storage))
|
|
if os.path.isdir(storage):
|
|
shutil.rmtree(storage)
|
|
return(None)
|
|
|
|
def populate(self, strict = False):
|
|
mounts = {}
|
|
if not self.is_running:
|
|
self.start()
|
|
if not self.is_new and strict:
|
|
return(None)
|
|
if self.is_new:
|
|
opts = {'file_path': serverconf.log_file,
|
|
'log_raw': True,
|
|
'hmac_accessor': False}
|
|
self.client.sys.enable_audit_device(device_type = 'file',
|
|
description = 'Testing log',
|
|
options = opts)
|
|
mount_xml = self.client_conf.xml.find('.//mount')
|
|
if mount_xml is not None:
|
|
for mount in mount_xml:
|
|
mtype = mount.attrib.get('type', 'kv2')
|
|
mounts[mount.text] = mtype
|
|
else:
|
|
# Use a default set.
|
|
mounts['secret'] = 'kv2'
|
|
mounts['secret_legacy'] = 'kv1'
|
|
for idx, (mname, mtype) in enumerate(mounts.items()):
|
|
opts = None
|
|
orig_mtype = mtype
|
|
if mtype.startswith('kv'):
|
|
opts = {'version': re.sub(r'^kv([0-9]+)$', r'\g<1>', mtype)}
|
|
mtype = 'kv'
|
|
try:
|
|
self.client.sys.enable_secrets_engine(mtype,
|
|
path = mname,
|
|
description = 'Testing mount ({0})'.format(mtype),
|
|
options = opts)
|
|
except hvac.exceptions.InvalidRequest:
|
|
# It probably already exists.
|
|
pass
|
|
if orig_mtype not in ('kv', 'kv2', 'cubbyhole'):
|
|
continue
|
|
args = {'path': 'test_secret{0}/foo{1}'.format(idx, mname),
|
|
'mount_point': mname,
|
|
'secret': 'bar{0}'.format(idx)}
|
|
handler = None
|
|
if orig_mtype == 'cubbyhole':
|
|
handler = self.client.write
|
|
args['path'] = '{0}/test_secret{1}'.format(mname, idx)
|
|
args['foo_{0}'.format(mname)] = 'bar{0}'.format(idx)
|
|
del(args['mount_point'])
|
|
elif orig_mtype == 'kv1':
|
|
handler = self.client.secrets.kv.v1.create_or_update_secret
|
|
elif orig_mtype == 'kv2':
|
|
handler = self.client.secrets.kv.v2.create_or_update_secret
|
|
try:
|
|
handler(**args)
|
|
except hvac.exceptions.InvalidPath:
|
|
print('{0} path invalid'.format(args['path']))
|
|
except Exception as e:
|
|
print('Exception: {0} ({1})'.format(e, e.__class__))
|
|
return(None)
|
|
|
|
def start(self):
|
|
self._getProcess()
|
|
if self.is_running or not self.local:
|
|
# Already started.
|
|
self._initChk()
|
|
return(None)
|
|
cmd_str = [self.binary_path, 'server',
|
|
'-config', serverconf.conf_file]
|
|
# We have to use .Popen() instead of .run() because even "vault server" doesn't daemonize.
|
|
# Gorram it, HashiCorp.
|
|
self.cmd = subprocess.Popen(cmd_str, stdout = subprocess.PIPE, stderr = subprocess.PIPE)
|
|
attempts = 5
|
|
seconds = 5
|
|
while attempts > 0:
|
|
self._connCheck(bind = False)
|
|
if self.is_running:
|
|
break
|
|
time.sleep(seconds)
|
|
attempts -= 1
|
|
if not self.is_running:
|
|
stdout = self.cmd.stdout.read().decode('utf-8').strip()
|
|
stderr = self.cmd.stdout.read().decode('utf-8').strip()
|
|
for x in ('stdout', 'stderr'):
|
|
if locals()[x] != '':
|
|
print('{0}:\n{1}'.format(x.upper(), locals()[x]))
|
|
self.cmd.kill()
|
|
del(self.cmd)
|
|
self.cmd = None
|
|
raise TimeoutError('Could not start Vault')
|
|
time.sleep(2) # We need to make sure we give enough time for it to start up
|
|
self._initChk()
|
|
return(None)
|
|
|
|
def stop(self):
|
|
self._getProcess()
|
|
if self.cmd:
|
|
self.cmd.kill()
|
|
else:
|
|
import signal
|
|
os.kill(self.pid, signal.SIGKILL)
|
|
return(None)
|
|
|
|
|
|
def parseArgs():
|
|
args = argparse.ArgumentParser(description = 'Start/Stop a test Vault instance and ensure sample data exists')
|
|
args.add_argument('-n', '--no-test-data',
|
|
dest = 'test_data',
|
|
action = 'store_false',
|
|
help = ('If specified, do not populate with test data (if it doesn\'t exist)'))
|
|
args.add_argument('-d', '--delete',
|
|
dest = 'delete_storage',
|
|
action = 'store_false',
|
|
help = ('If specified, delete the storage backend first so a fresh instance is created'))
|
|
args.add_argument('-c', '--cleanup',
|
|
dest = 'cleanup',
|
|
action = 'store_true',
|
|
help = ('If specified, remove the storage backend when stopping'))
|
|
args.add_argument('-s', '--server-conf',
|
|
dest = 'conf',
|
|
help = ('Specify a path to an alternate server configuration file. '
|
|
'If not provided, a default one will be used'))
|
|
args.add_argument('-C', '--client-conf',
|
|
default = './test.config.xml',
|
|
dest = 'clientconf_file',
|
|
help = ('Path to a vaultpass.xml to use. Default: ./test.config.xml'))
|
|
args.add_argument('oper',
|
|
choices = ['start', 'stop'],
|
|
help = ('Operation to perform. One of: start, stop'))
|
|
return(args)
|
|
|
|
|
|
def main():
|
|
args = parseArgs().parse_args()
|
|
s = VaultSpawner(**vars(args))
|
|
if args.delete_storage:
|
|
s.cleanup()
|
|
if args.oper == 'start':
|
|
s.start()
|
|
elif args.oper == 'stop':
|
|
s.stop()
|
|
if args.cleanup:
|
|
s.cleanup()
|
|
return(None)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|