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NodeApp::make_simple is refactored (tempfile.gettempdir)#157

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69 changes: 51 additions & 18 deletionstestgres/node.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -5,6 +5,7 @@
import signal
import subprocess
import threading
import tempfile
from queue import Queue

import time
Expand DownExpand Up@@ -1761,6 +1762,8 @@ def make_simple(
pg_options={},
checksum=True,
bin_dir=None):
assert type(pg_options) == dict # noqa: E721

if checksum and '--data-checksums' not in initdb_params:
initdb_params.append('--data-checksums')
node = self.make_empty(base_dir, port, bin_dir=bin_dir)
Expand All@@ -1773,20 +1776,22 @@ def make_simple(
node.major_version = float(node.major_version_str)

# Set default parameters
options = {'max_connections': 100,
'shared_buffers': '10MB',
'fsync': 'off',
'wal_level': 'logical',
'hot_standby': 'off',
'log_line_prefix': '%t [%p]: [%l-1] ',
'log_statement': 'none',
'log_duration': 'on',
'log_min_duration_statement': 0,
'log_connections': 'on',
'log_disconnections': 'on',
'restart_after_crash': 'off',
'autovacuum': 'off',
'unix_socket_directories': '/tmp'}
options = {
'max_connections': 100,
'shared_buffers': '10MB',
'fsync': 'off',
'wal_level': 'logical',
'hot_standby': 'off',
'log_line_prefix': '%t [%p]: [%l-1] ',
'log_statement': 'none',
'log_duration': 'on',
'log_min_duration_statement': 0,
'log_connections': 'on',
'log_disconnections': 'on',
'restart_after_crash': 'off',
'autovacuum': 'off',
# unix_socket_directories will be defined later
}

# Allow replication in pg_hba.conf
if set_replication:
Expand All@@ -1801,11 +1806,16 @@ def make_simple(
else:
options['wal_keep_segments'] = '12'

# set default values
node.set_auto_conf(options)

# Apply given parameters
node.set_auto_conf(pg_options)
for option_name, option_value in iteritems(pg_options):
options[option_name] = option_value

# Define delayed propertyes
if not ("unix_socket_directories" in options.keys()):
options["unix_socket_directories"] = __class__._gettempdir()

# Set config values
node.set_auto_conf(options)

# kludge for testgres
# https://github.com/postgrespro/testgres/issues/54
Expand All@@ -1814,3 +1824,26 @@ def make_simple(
node.set_auto_conf({}, 'postgresql.conf', ['wal_keep_segments'])

return node

def _gettempdir():
v = tempfile.gettempdir()

#
# Paranoid checks
#
if type(v) != str: # noqa: E721
__class__._raise_bugcheck("tempfile.gettempdir returned a value with type {0}.".format(type(v).__name__))

if v == "":
__class__._raise_bugcheck("tempfile.gettempdir returned an empty string.")

if not os.path.exists(v):
__class__._raise_bugcheck("tempfile.gettempdir returned a not exist path [{0}].".format(v))

# OK
return v

def _raise_bugcheck(msg):
assert type(msg) == str # noqa: E721
assert msg != ""
raise Exception("[BUG CHECK] " + msg)

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