Replace random with secrets (#83668)

Use secrets library instead of random.

Signed-off-by: Abhijeet Kasurde <akasurde@redhat.com>

changelogs/fragments/secrets.yml

@@ -0,0 +1,3 @@
+---
+minor_changes:
+  - replace random with secrets library.

lib/ansible/cli/pull.py

@@ -12,7 +12,7 @@ from ansible.cli import CLI
 import datetime
 import os
 import platform
-import random
+import secrets
 import shlex
 import shutil
 import socket
@@ -140,7 +140,7 @@ class PullCLI(CLI):
 
         if options.sleep:
             try:
-                secs = random.randint(0, int(options.sleep))
+                secs = secrets.randbelow(int(options.sleep))
                 options.sleep = secs
             except ValueError:
                 raise AnsibleOptionsError("%s is not a number." % options.sleep)

lib/ansible/executor/powershell/module_manifest.py

@@ -8,7 +8,7 @@ import errno
 import json
 import os
 import pkgutil
-import random
+import secrets
 import re
 from importlib import import_module
 
@@ -318,7 +318,7 @@ def _create_powershell_wrapper(b_module_data, module_path, module_args,
 
         exec_manifest["actions"].insert(0, 'async_watchdog')
         exec_manifest["actions"].insert(0, 'async_wrapper')
-        exec_manifest["async_jid"] = f'j{random.randint(0, 999999999999)}'
+        exec_manifest["async_jid"] = f'j{secrets.randbelow(999999999999)}'
         exec_manifest["async_timeout_sec"] = async_timeout
         exec_manifest["async_startup_timeout"] = C.config.get_config_value("WIN_ASYNC_STARTUP_TIMEOUT", variables=task_vars)
 

lib/ansible/module_utils/api.py

@@ -28,7 +28,7 @@ from __future__ import annotations
 import copy
 import functools
 import itertools
-import random
+import secrets
 import sys
 import time
 
@@ -131,7 +131,7 @@ def generate_jittered_backoff(retries=10, delay_base=3, delay_threshold=60):
     :param delay_threshold: The maximum time in seconds for any delay.
     """
     for retry in range(0, retries):
-        yield random.randint(0, min(delay_threshold, delay_base * 2 ** retry))
+        yield secrets.randbelow(min(delay_threshold, delay_base * 2 ** retry))
 
 
 def retry_never(exception_or_result):

lib/ansible/modules/apt.py

@@ -365,8 +365,8 @@ import datetime
 import fnmatch
 import locale as locale_module
 import os
-import random
 import re
+import secrets
 import shutil
 import sys
 import tempfile
@@ -1387,7 +1387,7 @@ def main():
                     err = ''
                     update_cache_retries = module.params.get('update_cache_retries')
                     update_cache_retry_max_delay = module.params.get('update_cache_retry_max_delay')
-                    randomize = random.randint(0, 1000) / 1000.0
+                    randomize = secrets.randbelow(1000) / 1000.0
 
                     for retry in range(update_cache_retries):
                         try:

lib/ansible/modules/apt_repository.py

@@ -174,9 +174,9 @@ import glob
 import json
 import os
 import re
+import secrets
 import sys
 import tempfile
-import random
 import time
 
 from ansible.module_utils.basic import AnsibleModule
@@ -743,7 +743,7 @@ def main():
             if update_cache:
                 update_cache_retries = module.params.get('update_cache_retries')
                 update_cache_retry_max_delay = module.params.get('update_cache_retry_max_delay')
-                randomize = random.randint(0, 1000) / 1000.0
+                randomize = secrets.randbelow(1000) / 1000.0
 
                 cache = apt.Cache()
                 for retry in range(update_cache_retries):

lib/ansible/plugins/action/__init__.py

@@ -8,8 +8,8 @@ from __future__ import annotations
 import base64
 import json
 import os
-import random
 import re
+import secrets
 import shlex
 import stat
 import tempfile
@@ -1114,7 +1114,7 @@ class ActionBase(ABC):
             remote_files.append(remote_async_module_path)
 
             async_limit = self._task.async_val
-            async_jid = f'j{random.randint(0, 999999999999)}'
+            async_jid = f'j{secrets.randbelow(999999999999)}'
 
             # call the interpreter for async_wrapper directly
             # this permits use of a script for an interpreter on non-Linux platforms

lib/ansible/plugins/action/reboot.py

@@ -4,7 +4,7 @@
 
 from __future__ import annotations
 
-import random
+import secrets
 import time
 
 from datetime import datetime, timedelta, timezone
@@ -304,7 +304,7 @@ class ActionModule(ActionBase):
                     except AnsibleConnectionFailure:
                         pass
                 # Use exponential backoff with a max timeout, plus a little bit of randomness
-                random_int = random.randint(0, 1000) / 1000
+                random_int = secrets.randbelow(1000) / 1000
                 fail_sleep = 2 ** fail_count + random_int
                 if fail_sleep > max_fail_sleep:
 

lib/ansible/plugins/become/__init__.py

@@ -6,7 +6,7 @@ from __future__ import annotations
 import shlex
 
 from abc import abstractmethod
-from random import choice
+from secrets import choice
 from string import ascii_lowercase
 from gettext import dgettext
 

lib/ansible/plugins/lookup/random_choice.py

@@ -31,7 +31,7 @@ RETURN = """
       - random item
     type: raw
 """
-import random
+import secrets
 
 from ansible.errors import AnsibleError
 from ansible.module_utils.common.text.converters import to_native
@@ -45,7 +45,7 @@ class LookupModule(LookupBase):
         ret = terms
         if terms:
             try:
-                ret = [random.choice(terms)]
+                ret = [secrets.choice(terms)]
             except Exception as e:
                 raise AnsibleError("Unable to choose random term: %s" % to_native(e))
 

lib/ansible/plugins/shell/__init__.py

@@ -18,8 +18,8 @@ from __future__ import annotations
 
 import os
 import os.path
-import random
 import re
+import secrets
 import shlex
 import time
 
@@ -82,7 +82,7 @@ class ShellBase(AnsiblePlugin):
 
     @staticmethod
     def _generate_temp_dir_name():
-        return 'ansible-tmp-%s-%s-%s' % (time.time(), os.getpid(), random.randint(0, 2**48))
+        return 'ansible-tmp-%s-%s-%s' % (time.time(), os.getpid(), secrets.randbelow(2**48))
 
     def env_prefix(self, **kwargs):
         return ' '.join(['%s=%s' % (k, self.quote(text_type(v))) for k, v in kwargs.items()])

lib/ansible/utils/display.py

@@ -33,7 +33,7 @@ import getpass
 import io
 import logging
 import os
-import random
+import secrets
 import subprocess
 import sys
 import termios
@@ -636,7 +636,7 @@ class Display(metaclass=Singleton):
         if self.noncow:
             thecow = self.noncow
             if thecow == 'random':
-                thecow = random.choice(list(self.cows_available))
+                thecow = secrets.choice(list(self.cows_available))
             runcmd.append(b'-f')
             runcmd.append(to_bytes(thecow))
         runcmd.append(to_bytes(msg))

lib/ansible/utils/vars.py

@@ -18,7 +18,7 @@
 from __future__ import annotations
 
 import keyword
-import random
+import secrets
 import uuid
 
 from collections.abc import MutableMapping, MutableSequence
@@ -37,7 +37,7 @@ ADDITIONAL_PY2_KEYWORDS = frozenset(("True", "False", "None"))
 _MAXSIZE = 2 ** 32
 cur_id = 0
 node_mac = ("%012x" % uuid.getnode())[:12]
-random_int = ("%08x" % random.randint(0, _MAXSIZE))[:8]
+random_int = ("%08x" % secrets.randbelow(_MAXSIZE))[:8]
 
 
 def get_unique_id():