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# This file is a python script that describes the cpp test framework test configuration options.
class Method:
def __init__(self, config):
# Deal with duplicates: with complex configurations (like
# WT_SESSION::create), it's simpler to deal with duplicates once than
# manually as configurations are defined
self.config = []
lastname = None
for c in sorted(config):
if '.' in c.name:
raise "Bad config key '%s'" % c.name
if c.name == lastname:
continue
lastname = c.name
self.config.append(c)
class Config:
def __init__(self, name, default, desc, subconfig=None, **flags):
self.name = name
self.default = default
self.desc = desc
self.subconfig = subconfig
self.flags = flags
# Comparators for sorting.
def __eq__(self, other):
return self.name == other.name
def __ne__(self, other):
return self.name != other.name
def __lt__(self, other):
return self.name < other.name
def __le__(self, other):
return self.name <= other.name
def __gt__(self, other):
return self.name > other.name
def __ge__(self, other):
return self.name >= other.name
#
# A generic configuration used by some components to define their tick rate.
#
throttle_config = [
Config('op_count', 1, r'''
The number of operations to be performed within the defined interval, e.g.
20 op_count with an interval of a second is equal to 20 ops per second.''',
min=1, max=10000),
Config('interval', 's', r'''
The interval to considered, either second, minute or hour.
The default interval is seconds.''',
choices=['s', 'm', 'h'])
]
#
# Record config specifies the size of the keys and values to be generated by default.
#
record_config = [
Config('key_size', 5, r'''
The size of the keys created''', min=0, max=10000),
Config('value_size', 5, r'''
The size of the values created''', min=0, max=1000000000),
]
#
# The populate config defines how large the initially loaded database will be.
#
populate_config = record_config + [
Config('collection_count', 1, r'''
The number of collections the workload generator operates over''', min=0, max=200000),
Config('key_count', 0, r'''
The number of keys to be operated on per collection''', min=0, max=1000000),
]
#
# A generic configuration used by various other configurations to define whether that component or
# similar is enabled or not.
#
enabled_config_true = [
Config('enabled', 'true', r'''
Whether or not this is relevant to the workload''',
type='boolean'),
]
enabled_config_false = [
Config('enabled', 'false', r'''
Whether or not this is relevant to the workload''',
type='boolean'),
]
stat_config = enabled_config_false
limit_stat = stat_config + [
Config('limit', 0, r'''
The limit value a statistic is allowed to reach''', min=0)
]
range_config = [
Config('min', 0, r'''
The minimum a value can be in a range''', min=0),
Config('max', 1, r'''
The maximum a value can be in a range''')
]
component_config = throttle_config
transaction_config = [
Config('ops_per_transaction', '', r'''
Defines how many operations a transaction can perform, the range is defined with a minimum
and a maximum and a random number is chosen between the two using a linear distrubtion.''',
type='category',subconfig=range_config),
]
thread_count = [
Config('thread_count', 1, r'''
Specifies the number of threads that will be used to perform a certain function.''')
]
read_thread_config = thread_count + throttle_config + transaction_config
update_insert_thread_config = thread_count + transaction_config + throttle_config + record_config
#
# Configuration for the checkpoint_manager component.
#
checkpoint_manager = enabled_config_false + component_config
#
# Configuration that applies to the runtime monitor component, this should be a list of statistics
# that need to be checked by the component.
#
runtime_monitor = enabled_config_true + component_config + [
Config('stat_cache_size', '', '''
The maximum cache percentage that can be hit while running.''',
type='category', subconfig=limit_stat)
]
#
# Configuration that applies to the timestamp_manager component.
#
timestamp_manager = enabled_config_true + component_config + [
Config('oldest_lag', 1, r'''
The duration between the stable and oldest timestamps''', min=0, max=1000000),
Config('stable_lag', 1, r'''
The duration between the latest and stable timestamps''', min=0, max=1000000),
]
#
# Configuration that applies to the workload tracking component.
#
workload_tracking = enabled_config_true + component_config
#
# Configuration that applies to the workload_generator component.
#
workload_generator = enabled_config_true + component_config + populate_config + [
Config('read_config', '', r'''
Config that specifies the number of read threads and their behaviour.''',
type='category', subconfig=read_thread_config),
Config('insert_config', '', r'''
Config that specifies the number of insert threads and their behaviour.''',
type='category', subconfig=update_insert_thread_config),
Config('update_config', '',r'''
Config that specifies the number of update threads and their behaviour.''',
type='category', subconfig=update_insert_thread_config)
]
test_config = [
# Component configurations.
Config('checkpoint_manager', '', r'''
Configuration options for the checkpoint manager''',
type='category', subconfig=checkpoint_manager),
Config('runtime_monitor', '', r'''
Configuration options for the runtime_monitor''',
type='category', subconfig=runtime_monitor),
Config('timestamp_manager', '', r'''
Configuration options for the timestamp manager''',
type='category', subconfig=timestamp_manager),
Config('workload_generator','', r'''
Configuration options for the workload generator''',
type='category', subconfig=workload_generator),
Config('workload_tracking','', r'''
Configuration options for the workload tracker''',
type='category', subconfig=workload_tracking),
# Non component top level configuration.
Config('cache_size_mb', 0, r'''
The cache size that wiredtiger will be configured to run with''', min=0, max=100000000000),
Config('duration_seconds', 0, r'''
The duration that the test run will last''', min=0, max=1000000),
Config('enable_logging', 'false', r'''
Enables write ahead logs''', type='boolean'),
]
methods = {
'example_test' : Method(test_config),
'poc_test' : Method(test_config),
}
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