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Add TLS/SSL encryption feature to mongodbdriver #16

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Add TLS/SSL encryption feature to mongodbdriver #16

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4 changes: 4 additions & 0 deletions pytpcc/MONGODB_EXAMPLE
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Original file line number Diff line number Diff line change
Expand Up @@ -11,3 +11,7 @@ denormalize = True
retry_writes = True
# user = username
# passwd = passwd
ssl = False
ssl_certfile = client.pem
ssl_ca_certs = ca.pem
ssl_pem_passphrase = passphrase
36 changes: 28 additions & 8 deletions pytpcc/drivers/mongodbdriver.py
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Expand Up @@ -192,15 +192,19 @@
## ==============================================
class MongodbDriver(AbstractDriver):
DEFAULT_CONFIG = {
"uri": ("The mongodb connection string or URI", "mongodb://localhost:27017"),
"name": ("Database name", "tpcc"),
"denormalize": ("If true, data will be denormalized using MongoDB schema design best practices", True),
"notransactions": ("If true, transactions will not be used (benchmarking only)", False),
"findandmodify": ("If true, all things to update will be fetched via findAndModify", True),
"secondary_reads": ("If true, we will allow secondary reads", True),
"retry_writes": ("If true, we will enable retryable writes", True),
"uri": ("The mongodb connection string or URI", "mongodb://localhost:27017"),
"name": ("Database name", "tpcc"),
"denormalize": ("If true, data will be denormalized using MongoDB schema design best practices", True),
"notransactions": ("If true, transactions will not be used (benchmarking only)", False),
"findandmodify": ("If true, all things to update will be fetched via findAndModify", True),
"secondary_reads": ("If true, we will allow secondary reads", True),
"retry_writes": ("If true, we will enable retryable writes", True),
"causal_consistency": ("If true, we will perform causal reads ", True),
"shards": ("If >1 then sharded", "1")
"shards": ("If >1 then sharded", "1"),
"ssl": ("If true, PyMongo will be configured to connect to the server using TLS", False),
"ssl_certfile": ("The path to a client certificate", ""),
"ssl_ca_certs": ("The path to a CA file", ""),
"ssl_pem_passphrase": ("The password or passphrase to decrypt encrypted private keys", "")
}
DENORMALIZED_TABLES = [
constants.TABLENAME_ORDERS,
Expand Down Expand Up @@ -232,6 +236,10 @@ def __init__(self, ddl):
self.result_doc = {}
self.warehouses = 0
self.shards = 1
self.ssl = False
self.ssl_certfile = None
self.ssl_ca_certs = None
self.ssl_pem_passphrase = None

## Create member mapping to collections
for name in constants.ALL_TABLES:
Expand Down Expand Up @@ -268,6 +276,14 @@ def loadConfig(self, config):
self.secondary_reads = config['secondary_reads'] == 'True'
if self.secondary_reads:
self.read_preference = "nearest"
self.ssl = config['ssl'] == 'True'
if self.ssl:
if config['ssl_certfile'] != "":
self.ssl_certfile = config['ssl_certfile']
if config['ssl_ca_certs'] != "":
self.ssl_ca_certs = config['ssl_ca_certs']
if config['ssl_pem_passphrase'] != "":
self.ssl_pem_passphrase = config['ssl_pem_passphrase']

if 'write_concern' in config and config['write_concern'] and config['write_concern'] != '1':
# only expecting string 'majority' as an alternative to w:1
Expand Down Expand Up @@ -298,6 +314,10 @@ def loadConfig(self, config):
display_uri = uri[0:pindex]+usersecret+uri[pindex:]

self.client = pymongo.MongoClient(real_uri,
ssl=self.ssl,
ssl_certfile=self.ssl_certfile,
ssl_ca_certs=self.ssl_ca_certs,
ssl_pem_passphrase=self.ssl_pem_passphrase,
retryWrites=self.retry_writes,
readPreference=self.read_preference,
readConcernLevel=self.read_concern)
Expand Down