diff --git a/testgres/node.py b/testgres/node.py
index 2ea49529..8b30476f 100644
--- a/testgres/node.py
+++ b/testgres/node.py
@@ -330,8 +330,9 @@ def version(self):
"""
return self._pg_version
- def _try_shutdown(self, max_attempts):
+ def _try_shutdown(self, max_attempts, with_force=False):
attempts = 0
+ node_pid = self.pid
# try stopping server N times
while attempts < max_attempts:
@@ -341,12 +342,30 @@ def _try_shutdown(self, max_attempts):
except ExecUtilException:
pass # one more time
except Exception:
- # TODO: probably should kill stray instance
eprint('cannot stop node {}'.format(self.name))
break
attempts += 1
+ # If force stopping is enabled and PID is valid
+ if with_force and node_pid != 0:
+ # If we couldn't stop the node
+ p_status_output = self.os_ops.exec_command(cmd=f'ps -p {node_pid}', shell=True).decode('utf-8')
+ if self.status() != NodeStatus.Stopped and p_status_output and str(node_pid) in p_status_output:
+ try:
+ eprint(f'Force stopping node {self.name} with PID {node_pid}')
+ self.os_ops.kill(node_pid, signal.SIGKILL, expect_error=False)
+ except Exception:
+ # The node has already stopped
+ pass
+
+ # Check that node stopped
+ p_status_output = self.os_ops.exec_command(f'ps -p {node_pid}', shell=True, expect_error=True).decode('utf-8')
+ if p_status_output and str(node_pid) in p_status_output:
+ eprint(f'Failed to stop node {self.name}.')
+ else:
+ eprint(f'Node {self.name} has been stopped successfully.')
+
def _assign_master(self, master):
"""NOTE: this is a private method!"""
diff --git a/testgres/operations/local_ops.py b/testgres/operations/local_ops.py
index b518a6cb..3d9e490e 100644
--- a/testgres/operations/local_ops.py
+++ b/testgres/operations/local_ops.py
@@ -293,10 +293,10 @@ def remove_file(self, filename):
return os.remove(filename)
# Processes control
- def kill(self, pid, signal):
+ def kill(self, pid, signal, expect_error=False):
# Kill the process
cmd = "kill -{} {}".format(signal, pid)
- return self.exec_command(cmd)
+ return self.exec_command(cmd, expect_error=expect_error)
def get_pid(self):
# Get current process id
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