[dpdk-stable] [dpdk-dev] [PATCH] usertools: replace unsafe input function
Burakov, Anatoly
anatoly.burakov at intel.com
Wed Apr 3 16:48:28 CEST 2019
On 03-Apr-19 3:29 PM, Burakov, Anatoly wrote:
> On 03-Apr-19 2:30 PM, Bruce Richardson wrote:
>> On Wed, Apr 03, 2019 at 11:44:40AM +0100, Burakov, Anatoly wrote:
>>> On 20-Mar-19 4:43 PM, Andrius Sirvys wrote:
>>>> LGTM static code analysis tool reports that the function 'input' is
>>>> unsafe. Changed to use raw_input which then converts it using
>>>> ast.literal_eval() which is safe.
>>>>
>>>> Fixes: d1b94da4a4e0 ("usertools: add client script for telemetry")
>>>> Cc: ciara.power at intel.com
>>>>
>>>> Signed-off-by: Andrius Sirvys <andrius.sirvys at intel.com>
>>>> ---
>>>> usertools/dpdk-telemetry-client.py | 4 ++--
>>>> 1 file changed, 2 insertions(+), 2 deletions(-)
>>>>
>>>> diff --git a/usertools/dpdk-telemetry-client.py
>>>> b/usertools/dpdk-telemetry-client.py
>>>> index ce0c7a9..c3ba77d 100755
>>>> --- a/usertools/dpdk-telemetry-client.py
>>>> +++ b/usertools/dpdk-telemetry-client.py
>>>> @@ -72,7 +72,7 @@ def requestMetrics(self): # Requests metrics for
>>>> given client
>>>> def repeatedlyRequestMetrics(self, sleep_time): # Recursively
>>>> requests metrics for given client
>>>> print("\nPlease enter the number of times you'd like to
>>>> continuously request Metrics:")
>>>> - n_requests = int(input("\n:"))
>>>> + n_requests = int(ast.literal_eval(raw_input("\n:")))
>>>> print("\033[F") #Removes the user input from screen,
>>>> cleans it up
>>>> print("\033[K")
>>>> for i in range(n_requests):
>>>> @@ -87,7 +87,7 @@ def interactiveMenu(self, sleep_time): # Creates
>>>> Interactive menu within the scr
>>>> print("[3] Unregister client")
>>>> try:
>>>> - self.choice = int(input("\n:"))
>>>> + self.choice = int(ast.literal_eval(raw_input("\n:")))
>>>> print("\033[F") #Removes the user input for
>>>> screen, cleans it up
>>>> print("\033[K")
>>>> if self.choice == 1:
>>>>
>>>
>>> raw_input doesn't exist in Python 3.
>>>
>>> Perhaps you should do this at the top of the script:
>>>
>>> try:
>>> raw_input # Python 2
>>> except NameError:
>>> raw_input = input # Python 3
>>>
>>> That way, all calls to raw_input will call the intended function.
>>>
>>
>> The suggested way in the python docs is a little different:
>>
>> https://python-future.org/compatible_idioms.html#raw_input()
>>
>
> Or that :)
>
Actually, this requires a dependency. "future" appears to be
preinstalled on most distributions, but "builtins" isn't. In fact, i
can't even find it in pip.
--
Thanks,
Anatoly
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