DAOS-19361 test: update ftest/cart to use self.log.info

Update ftest/cart tests to use self.log.info instead of print
so logging goes to the log instead of stdout.

Use register_cleanup instaed of a custom cleanup_processes

Test-tag: cart
Skip-unit-tests: true
Skip-fault-injection-test: true

Signed-off-by: Dalton Bohning <dalton.bohning@hpe.com>

Author: daltonbohning

src/tests/ftest/cart/ctl/ctl_five_node.py

@@ -1,5 +1,6 @@
 '''
   (C) Copyright 2018-2023 Intel Corporation.
+  (C) Copyright 2025-2026 Hewlett Packard Enterprise Development LP
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 '''
@@ -27,7 +28,7 @@ def test_cart_ctl_five_node(self):
             srv_rtn = self.launch_cmd_bg(srvcmd)
         # pylint: disable=broad-except
         except Exception as error:
-            self.print("Exception in launching server : {}".format(error))
+            self.log.info("Exception in launching server : %s", error)
             self.fail("Test failed.\n")
 
         # Verify the server is still running.

src/tests/ftest/cart/ctl/ctl_one_node.py

@@ -1,5 +1,6 @@
 '''
   (C) Copyright 2018-2023 Intel Corporation.
+  (C) Copyright 2025-2026 Hewlett Packard Enterprise Development LP
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 '''
@@ -27,7 +28,7 @@ def test_cart_ctl_one_node(self):
             srv_rtn = self.launch_cmd_bg(srvcmd)
         # pylint: disable=broad-except
         except Exception as error:
-            self.print("Exception in launching server : {}".format(error))
+            self.log.info("Exception in launching server : %s", error)
             self.fail("Test failed.\n")
 
         # Verify the server is still running.

src/tests/ftest/cart/iv/iv_one_node.py

@@ -1,5 +1,6 @@
 '''
   (C) Copyright 2018-2023 Intel Corporation.
+  (C) Copyright 2025-2026 Hewlett Packard Enterprise Development LP
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 '''
@@ -88,18 +89,18 @@ class CartIvOneNodeTest(CartTest):
     def _verify_action(self, action):
         """Verify the action."""
         if (('operation' not in action) or ('rank' not in action) or ('key' not in action)):
-            self.print("Error happened during action check")
+            self.log.info("Error happened during action check")
             raise ValueError(
                 "Each action must contain an operation, rank, and key")
 
         if len(action['key']) != 2:
-            self.print("Error key should be tuple of (rank, idx)")
+            self.log.info("Error key should be tuple of (rank, idx)")
             raise ValueError("key should be a tuple of (rank, idx)")
 
     def _verify_fetch_operation(self, action):
         """Verify the fetch operation."""
         if (('return_code' not in action) or ('expected_value' not in action)):
-            self.print("Error: fetch operation was malformed")
+            self.log.info("Error: fetch operation was malformed")
             raise ValueError("Fetch operation malformed")
 
     def _iv_test_actions(self, cmd, actions):
@@ -135,7 +136,7 @@ def _iv_test_actions(self, cmd, actions):
                             log_path)
                 clicmd += command
 
-                self.print("\nClient cmd : %s\n" % clicmd)
+                self.log.info("Client cmd : %s", clicmd)
                 cli_rtn = subprocess.call(shlex.split(clicmd))
 
                 if cli_rtn != 0:
@@ -153,11 +154,11 @@ def _iv_test_actions(self, cmd, actions):
                 # codecs.open(log_file, "w", "unicode").write('')
 
                 # DEBUGGING: dump contents of JSON file to screen
-                with open(log_path, 'r') as file:
-                    print(file.read())
+                with open(log_path, 'r', encoding='utf-8') as file:
+                    self.log.info(file.read())
 
                 # Read the result into test_result and remove the temp file
-                with open(log_path, 'r') as log_file:
+                with open(log_path, 'r', encoding='utf-8') as log_file:
                     test_result = json.load(log_file)
 
                 os.close(log_fd)
@@ -197,7 +198,7 @@ def _iv_test_actions(self, cmd, actions):
 
                 clicmd += command
 
-                self.print("\nClient cmd : %s\n" % clicmd)
+                self.log.info("Client cmd : %s", clicmd)
                 cli_rtn = subprocess.call(shlex.split(clicmd))
 
                 if cli_rtn != 0:
@@ -214,7 +215,7 @@ def _iv_test_actions(self, cmd, actions):
                     command = "{!s} -s '{!s}'".format(command, "none")
                 clicmd += command
 
-                self.print("\nClient cmd : %s\n" % clicmd)
+                self.log.info("Client cmd : %s", clicmd)
                 cli_rtn = subprocess.call(shlex.split(clicmd))
 
                 if cli_rtn != 0:
@@ -234,7 +235,7 @@ def _iv_test_actions(self, cmd, actions):
                         .format(command, 0)
                 clicmd += command
 
-                self.print("\nClient cmd : %s\n" % clicmd)
+                self.log.info("Client cmd : %s", clicmd)
                 cli_rtn = subprocess.call(shlex.split(clicmd))
 
                 if cli_rtn != 0:
@@ -246,7 +247,7 @@ def _iv_test_actions(self, cmd, actions):
                 command = " {!s} -o '{!s}' -r '{!s}' ".format(command, operation, rank)
                 clicmd += command
 
-                self.print("\nClient cmd : %s\n" % clicmd)
+                self.log.info("Client cmd : %s", clicmd)
                 cli_rtn = subprocess.call(shlex.split(clicmd))
 
                 if cli_rtn != 0:
@@ -268,7 +269,7 @@ def test_cart_iv_one_node(self):
             srv_rtn = self.launch_cmd_bg(srvcmd)
         # pylint: disable=broad-except
         except Exception as error:
-            self.print("Exception in launching server : {}".format(error))
+            self.log.info("Exception in launching server : %s", error)
             self.fail("Test failed.\n")
 
         # Verify the server is still running.
@@ -481,7 +482,7 @@ def test_cart_iv_one_node(self):
         except ValueError as exception:
             failed = True
             traceback.print_stack()
-            self.print("TEST FAILED: %s" % str(exception))
+            self.log.info("TEST FAILED: %s", exception)
 
         # Shutdown Servers
 
@@ -493,25 +494,25 @@ def test_cart_iv_one_node(self):
         # Request each server shut down gracefully
         for rank in reversed(list(range(1, int(srv_ppn) * num_servers))):
             clicmdt = clicmd + " -o shutdown -r " + str(rank)
-            self.print("\nClient cmd : {}\n".format(clicmdt))
+            self.log.info("Client cmd : %s", clicmdt)
             try:
                 subprocess.call(shlex.split(clicmdt))
             # pylint: disable=broad-except
             except Exception as error:
                 failed = True
-                self.print("Exception in launching client : {}".format(error))
+                self.log.info("Exception in launching client : %s", error)
 
         time.sleep(1)
 
         # Shutdown rank 0 separately
         clicmd += " -o shutdown -r 0"
-        self.print("\nClient cmd : {}\n".format(clicmd))
+        self.log.info("Client cmd : %s", clicmd)
         try:
             subprocess.call(shlex.split(clicmd))
         # pylint: disable=broad-except
         except Exception as error:
             failed = True
-            self.print("Exception in launching client : {}".format(error))
+            self.log.info("Exception in launching client : %s", error)
 
         # wait for servers to finish shutting down
         time.sleep(2)

src/tests/ftest/cart/iv/iv_two_node.py

@@ -1,5 +1,6 @@
 '''
   (C) Copyright 2018-2023 Intel Corporation.
+  (C) Copyright 2025-2026 Hewlett Packard Enterprise Development LP
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 '''
@@ -74,18 +75,18 @@ class CartIvTwoNodeTest(CartTest):
     def _verify_action(self, action):
         """Verify the action."""
         if (('operation' not in action) or ('rank' not in action) or ('key' not in action)):
-            self.print("Error happened during action check")
+            self.log.info("Error happened during action check")
             raise ValueError(
                 "Each action must contain an operation, rank, and key")
 
         if len(action['key']) != 2:
-            self.print("Error key should be tuple of (rank, idx)")
+            self.log.info("Error key should be tuple of (rank, idx)")
             raise ValueError("key should be a tuple of (rank, idx)")
 
     def _verify_fetch_operation(self, action):
         """Verify fetch operation."""
         if (('return_code' not in action) or ('expected_value' not in action)):
-            self.print("Error: fetch operation was malformed")
+            self.log.info("Error: fetch operation was malformed")
             raise ValueError("Fetch operation malformed")
 
     def _iv_test_actions(self, cmd, actions):
@@ -118,7 +119,7 @@ def _iv_test_actions(self, cmd, actions):
                             log_path)
                 clicmd += command
 
-                self.print("\nClient cmd : %s\n" % clicmd)
+                self.log.info("Client cmd : %s", clicmd)
                 cli_rtn = subprocess.call(shlex.split(clicmd))
 
                 if cli_rtn != 0:
@@ -161,7 +162,7 @@ def _iv_test_actions(self, cmd, actions):
                         action['value'])
                 clicmd += command
 
-                self.print("\nClient cmd : %s\n" % clicmd)
+                self.log.info("Client cmd : %s", clicmd)
                 cli_rtn = subprocess.call(shlex.split(clicmd))
 
                 if cli_rtn != 0:
@@ -174,7 +175,7 @@ def _iv_test_actions(self, cmd, actions):
                     command, operation, rank, key_rank, key_idx)
                 clicmd += command
 
-                self.print("\nClient cmd : %s\n" % clicmd)
+                self.log.info("Client cmd : %s", clicmd)
                 cli_rtn = subprocess.call(shlex.split(clicmd))
 
                 if cli_rtn != 0:
@@ -197,7 +198,7 @@ def test_cart_iv_two_node(self):
             srv_rtn = self.launch_cmd_bg(srvcmd)
         # pylint: disable=broad-except
         except Exception as error:
-            self.print("Exception in launching server : {}".format(error))
+            self.log.info("Exception in launching server : %s", error)
             self.fail("Test failed.\n")
 
         # Verify the server is still running.
@@ -237,7 +238,7 @@ def test_cart_iv_two_node(self):
             self._iv_test_actions(clicmd, actions)
         except ValueError as exception:
             failed = True
-            self.print("TEST FAILED: {}".format(exception))
+            self.log.info("TEST FAILED: %s", exception)
 
         # Shutdown Servers
         num_servers = 2
@@ -248,25 +249,25 @@ def test_cart_iv_two_node(self):
         # Request each server shut down gracefully
         for rank in reversed(list(range(1, int(srv_ppn) * num_servers))):
             clicmdt = clicmd + " -o shutdown -r " + str(rank)
-            self.print("\nClient cmd : {}\n".format(clicmdt))
+            self.log.info("Client cmd : %s", clicmdt)
             try:
                 subprocess.call(shlex.split(clicmdt))
             # pylint: disable=broad-except
             except Exception as error:
                 failed = True
-                self.print("Exception in launching client : {}".format(error))
+                self.log.info("Exception in launching client : %s", error)
 
         time.sleep(1)
 
         # Shutdown rank 0 separately
         clicmd += " -o shutdown -r 0"
-        self.print("\nClient cmd : {}\n".format(clicmd))
+        self.log.info("Client cmd : %s", clicmd)
         try:
             subprocess.call(shlex.split(clicmd))
         # pylint: disable=broad-except
         except Exception as error:
             failed = True
-            self.print("Exception in launching client : {}".format(error))
+            self.log.info("Exception in launching client : %s", error)
 
         # Give some time for completion before forcing servers shut down
         time.sleep(2)

src/tests/ftest/cart/no_pmix/multictx_one_node.py

@@ -1,5 +1,6 @@
 '''
   (C) Copyright 2018-2023 Intel Corporation.
+  (C) Copyright 2025-2026 Hewlett Packard Enterprise Development LP
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 '''
@@ -25,14 +26,14 @@ def test_cart_no_pmix(self):
         """
         cmd = self.params.get("tst_bin", '/run/tests/*/')
 
-        self.print("\nTest cmd : {}\n".format(cmd))
+        self.log.info("Test cmd : %s", cmd)
 
         with subprocess.Popen([cmd], stdout=subprocess.PIPE) as proc:
 
             rc = self.wait_process(proc, 30)
             if rc != 0:
-                self.print("Error waiting for process.")
-                self.print("returning {}".format(rc))
+                self.log.info("Error waiting for process.")
+                self.log.info("returning %s", rc)
                 self.fail("Test failed.\n")
 
-            self.print("Finished waiting for {}".format(proc))
+            self.log.info("Finished waiting for %s", proc)

src/tests/ftest/cart/rpc/swim_notification.py

@@ -1,5 +1,6 @@
 '''
   (C) Copyright 2018-2023 Intel Corporation.
+  (C) Copyright 2025-2026 Hewlett Packard Enterprise Development LP
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 '''
@@ -29,7 +30,7 @@ def test_cart_rpc(self):
             srv_rtn = self.launch_cmd_bg(srvcmd)
         # pylint: disable=broad-except
         except Exception as error:
-            self.print("Exception in launching server : {}".format(error))
+            self.log.info("Exception in launching server : %s", error)
             self.fail("Test failed.\n")
 
         # Verify the server is still running.
@@ -51,8 +52,6 @@ def test_cart_rpc(self):
 
         # Verify the server(s) exited gracefully
         if not self.check_files(glob_pat, count=3, retries=4):
-            self.print("Didn't find completion file(s): '{}'. "
-                       "This indicates not all CaRT binaries exited "
-                       "gracefully. "
-                       "Marking test pass while DAOS-7892 remains "
-                       "unresolved.\n".format(glob_pat))
+            self.log.info("Didn't find completion file(s): '%s'.", glob_pat)
+            self.log.info("This indicates not all CaRT binaries exited gracefully.")
+            self.log.info("Marking test pass while DAOS-7892 remains unresolved.")

src/tests/ftest/cart/selftest/selftest_three_node.py

@@ -1,5 +1,6 @@
 '''
   (C) Copyright 2018-2023 Intel Corporation.
+  (C) Copyright 2025-2026 Hewlett Packard Enterprise Development LP
 
   SPDX-License-Identifier: BSD-2-Clause-Patent
 '''
@@ -27,7 +28,7 @@ def test_cart_selftest_three_node(self):
             srv_rtn = self.launch_cmd_bg(srvcmd)
         # pylint: disable=broad-except
         except Exception as error:
-            self.print("Exception in launching server : {}".format(error))
+            self.log.info("Exception in launching server : %s", error)
             self.fail("Test failed.\n")
 
         # Verify the server is still running.