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Add wait option to start and stop functions#45

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Merged
funbringer merged 3 commits intopostgrespro:masterfromildus:master
Apr 10, 2018
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10 changes: 6 additions & 4 deletionstestgres/node.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -564,12 +564,13 @@ def get_control_data(self):

return out_dict

def start(self, params=[]):
def start(self, params=[], wait=True):
"""
Start this node using pg_ctl.

Args:
params: additional arguments for pg_ctl.
wait: wait until operation completes.

Returns:
This instance of :class:`.PostgresNode`.
Expand All@@ -579,7 +580,7 @@ def start(self, params=[]):
get_bin_path("pg_ctl"),
"-D", self.data_dir,
"-l", self.pg_log_file,
"-w", # wait
"-w" if wait else '-W', #--wait or --no-wait
"start"
] + params # yapf: disable

Expand All@@ -594,12 +595,13 @@ def start(self, params=[]):

return self

def stop(self, params=[]):
def stop(self, params=[], wait=True):
"""
Stop this node using pg_ctl.

Args:
params: additional arguments for pg_ctl.
wait: wait until operation completes.

Returns:
This instance of :class:`.PostgresNode`.
Expand All@@ -608,7 +610,7 @@ def stop(self, params=[]):
_params = [
get_bin_path("pg_ctl"),
"-D", self.data_dir,
"-w", # wait
"-w" if wait else '-W', #--wait or --no-wait
"stop"
] + params # yapf: disable

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12 changes: 12 additions & 0 deletionstests/test_simple.py
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Original file line numberDiff line numberDiff line change
Expand Up@@ -373,6 +373,18 @@ def test_backup_wrong_xlog_method(self):
BackupException, msg='Invalid xlog_method "wrong"'):
node.backup(xlog_method='wrong')

def test_pg_ctl_wait_option(self):
with get_new_node() as node:
node.init().start(wait=False)
while True:
try:
node.stop(wait=False)
break
except ExecUtilException:
# it's ok to get this exception here since node
# could be not started yet
pass

def test_replicate(self):
with get_new_node() as node:
node.init(allow_streaming=True).start()
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