On 2014-11-26 00:04, Tim Daneliuk wrote:
someprog.py uname sudo cat /etc/sudoers
vs.
someprog.py uname echo sudo cat /etc/suoders
In the first instance, I need the sudo passoword, in the second I
don't.
This doesn't jibe with the pairs of quotes you sent and your request
for
Tim Chase writes:
This doesn't jibe with the pairs of quotes you sent and your request
for nesting. In most popular shells, the majority of your quote
characters don't actually quote anything:
bash$ echo // hello
hello
Where did the // go?
[...]
and has problems with things like
On Wed, Nov 26, 2014, at 01:04, Tim Daneliuk wrote:
In this case, I am not trying to write a fullblown language or recover
from syntax errors. Here's a usecase - I want to know whether I need
to use a sudo password when the user passes a command on the command line
of a program:
On Thu, Nov 27, 2014 at 12:45 AM, Jussi Piitulainen
jpiit...@ling.helsinki.fi wrote:
Tim Chase writes:
This doesn't jibe with the pairs of quotes you sent and your request
for nesting. In most popular shells, the majority of your quote
characters don't actually quote anything:
bash$ echo
On 11/26/2014 06:56 AM, Tim Chase wrote:
On 2014-11-26 00:04, Tim Daneliuk wrote:
someprog.py uname sudo cat /etc/sudoers
vs.
someprog.py uname echo sudo cat /etc/suoders
In the first instance, I need the sudo passoword, in the second I
don't.
This doesn't jibe with the pairs of quotes
On 11/26/2014 01:10 AM, Chris Angelico wrote:
Why not set up sudo to not require a password
Because I do not control the machines to which this program is talking and
the security policy in question requires passwords.
On 11/26/2014 08:12 AM, random...@fastmail.us wrote:
On Wed, Nov 26, 2014, at 01:04, Tim Daneliuk wrote:
In this case, I am not trying to write a fullblown language or recover
from syntax errors. Here's a usecase - I want to know whether I need
to use a sudo password when the user passes a
On 2014-11-26 15:45, Jussi Piitulainen wrote:
Tim Chase writes:
bash$ echo // hello
hello
Where did the // go?
The bad-copy-and-paste gremlins ate them :-o
Good catch. :)
-tkc
--
https://mail.python.org/mailman/listinfo/python-list
On Thu, Nov 27, 2014 at 1:58 AM, Tim Daneliuk tun...@tundraware.com wrote:
The specific program in question I am modifying is
one that takes a shell command and executes it remotely on many machines.
The problem I am trying to solve is to determine whether the user needs to
provide a sudo
On Thu, Nov 27, 2014 at 1:26 AM, Tim Chase
python.l...@tim.thechases.com wrote:
On 2014-11-26 15:45, Jussi Piitulainen wrote:
Tim Chase writes:
bash$ echo // hello
hello
Where did the // go?
The bad-copy-and-paste gremlins ate them :-o
Good catch. :)
I was searching the ol'
On Thu, Nov 27, 2014 at 2:07 AM, Chris Angelico ros...@gmail.com wrote:
I was searching the ol' memory banks, trying to figure out if there
was some way to tell the internal 'echo' command to use slash instead
of dash (maybe for DOS/Windows people??), in which case that would be
parsed as echo
On Wed, Nov 26, 2014, at 10:02, Tim Daneliuk wrote:
someprog.py uname sudo cat /etc/sudoers
vs.
someprog.py 'uname echo sudo cat /etc/suoders'
I think it would be better to provide a general way for the user to
provide an input script as an option, rather than to specifically
On 11/26/2014 09:09 AM, Chris Angelico wrote:
On Thu, Nov 27, 2014 at 2:07 AM, Chris Angelico ros...@gmail.com wrote:
I was searching the ol' memory banks, trying to figure out if there
was some way to tell the internal 'echo' command to use slash instead
of dash (maybe for DOS/Windows
On Thu, Nov 27, 2014 at 2:36 AM, Tim Daneliuk tun...@tundraware.com wrote:
The more I think about this, the more I think I am just going to look for
the
string 'sudo' anywhere in the argument. This merely will force the user to
enter their sudo password if detected. If it turns out to be a
On Wed, Nov 26, 2014, at 10:36, Tim Daneliuk wrote:
The more I think about this, the more I think I am just going to look for
the
string 'sudo' anywhere in the argument. This merely will force the user
to
enter their sudo password if detected. If it turns out to be a false
positive,
no
On 11/26/2014 09:48 AM, Chris Angelico wrote:
On Thu, Nov 27, 2014 at 2:36 AM, Tim Daneliuk tun...@tundraware.com wrote:
The more I think about this, the more I think I am just going to look for
the
string 'sudo' anywhere in the argument. This merely will force the user to
enter their sudo
On Wed, Nov 26, 2014, at 10:55, Tim Daneliuk wrote:
Nope. Password only exist in memory locally.
How does it send it to the remote sudo?
--
https://mail.python.org/mailman/listinfo/python-list
On 11/26/2014 10:00 AM, random...@fastmail.us wrote:
On Wed, Nov 26, 2014, at 10:55, Tim Daneliuk wrote:
Nope. Password only exist in memory locally.
How does it send it to the remote sudo?
Over paramiko transport (ssh) and then only if it sees a custom
string coming back from sudo asking
On Thu, Nov 27, 2014 at 3:02 AM, Tim Daneliuk tun...@tundraware.com wrote:
On 11/26/2014 10:00 AM, random...@fastmail.us wrote:
On Wed, Nov 26, 2014, at 10:55, Tim Daneliuk wrote:
Nope. Password only exist in memory locally.
How does it send it to the remote sudo?
Over paramiko
On Wed, Nov 26, 2014, at 11:02, Tim Daneliuk wrote:
On 11/26/2014 10:00 AM, random...@fastmail.us wrote:
On Wed, Nov 26, 2014, at 10:55, Tim Daneliuk wrote:
Nope. Password only exist in memory locally.
How does it send it to the remote sudo?
Over paramiko transport (ssh) and then
On Wed, 26 Nov 2014 10:02:57 -0600, Tim Daneliuk wrote:
On 11/26/2014 10:00 AM, random...@fastmail.us wrote:
On Wed, Nov 26, 2014, at 10:55, Tim Daneliuk wrote:
Nope. Password only exist in memory locally.
How does it send it to the remote sudo?
Over paramiko transport (ssh) and then
On 11/26/2014 10:16 AM, random...@fastmail.us wrote:
On Wed, Nov 26, 2014, at 11:02, Tim Daneliuk wrote:
On 11/26/2014 10:00 AM, random...@fastmail.us wrote:
On Wed, Nov 26, 2014, at 10:55, Tim Daneliuk wrote:
Nope. Password only exist in memory locally.
How does it send it to the remote
On 11/26/2014 10:45 AM, alister wrote:
On Wed, 26 Nov 2014 10:02:57 -0600, Tim Daneliuk wrote:
On 11/26/2014 10:00 AM, random...@fastmail.us wrote:
On Wed, Nov 26, 2014, at 10:55, Tim Daneliuk wrote:
Nope. Password only exist in memory locally.
How does it send it to the remote sudo?
On 2014-11-26 08:58, Tim Daneliuk wrote:
On 11/26/2014 06:56 AM, Tim Chase wrote:
On 2014-11-26 00:04, Tim Daneliuk wrote:
someprog.py uname sudo cat /etc/sudoers
vs.
someprog.py uname echo sudo cat /etc/suoders
In the first instance, I need the sudo passoword, in the second I
Tim Daneliuk tun...@tundraware.com writes:
The problem I am trying to solve is to determine whether the user
needs to provide a sudo password or not.
Again, the ‘sudo’ program itself will figure this out and ask for a
password if it needs one.
Examining the command line isn't enough. Even if
A problem for your consideration:
We are given a tuple of delimiter string pairs to quote or comment text,
possibly over multiple lines. Something like this:
delims = (('', ''), (', '), ('#', '\n'), (\*, *\), ('\\', '\n')
...)
These may be nested.
Here's the problem: Determine is the
On 2014-11-25 18:18, Tim Daneliuk wrote:
A problem for your consideration:
We are given a tuple of delimiter string pairs to quote or comment
text, possibly over multiple lines. Something like this:
delims = (('', ''), (', '), ('#', '\n'), (\*, *\),
('\\', '\n') ...)
These may
On Wed, Nov 26, 2014 at 11:18 AM, Tim Daneliuk tun...@tundraware.com wrote:
A problem for your consideration:
We are given a tuple of delimiter string pairs to quote or comment text,
possibly over multiple lines. Something like this:
delims = (('', ''), (', '), ('#', '\n'), (\*, *\),
On 11/25/2014 06:44 PM, Chris Angelico wrote:
You may have issues with your definition of nesting, though. For
instance, what's it mean if you have double-quotes, then a hash?
It means that the hash is quoted as part of the literal string.
then the only nesting you need worry about is /* and
On 11/25/2014 06:40 PM, Tim Chase wrote:
On 2014-11-25 18:18, Tim Daneliuk wrote:
A problem for your consideration:
We are given a tuple of delimiter string pairs to quote or comment
text, possibly over multiple lines. Something like this:
delims = (('', ''), (', '), ('#', '\n'), (\*,
On Wed, Nov 26, 2014 at 12:18 PM, Tim Daneliuk tun...@tundraware.com wrote:
And what should happen with mismatched quotes?
do(th/*is, and, th*/at)
Match pairs as usual, and let the remaining unterminated quote run on.
Wait, what? Where's an unterminated quote? I can imagine two ways of
On 2014-11-25 19:20, Tim Daneliuk wrote:
hen you find any opener, you seek its
corresponding closer, and then special-case /* to count any
additional /* and look for a */ for each one */ .
That's more or less where I was headed. I just wanted something
less brute force :)
This seems to
Tim Daneliuk tun...@tundraware.com writes:
Here's the problem: Determine is the string S appears *outside* or
*inside* any such quotation.
This is a problem for parsing text. There is no general, simple
solution.
If someone tries to convince you they have one, be highly suspicious: it
will
On 11/25/2014 07:32 PM, Chris Angelico wrote:
On Wed, Nov 26, 2014 at 12:18 PM, Tim Daneliuk tun...@tundraware.com wrote:
And what should happen with mismatched quotes?
do(th/*is, and, th*/at)
Match pairs as usual, and let the remaining unterminated quote run on.
Wait, what? Where's
On 11/25/2014 07:44 PM, Tim Chase wrote:
On 2014-11-25 19:20, Tim Daneliuk wrote:
hen you find any opener, you seek its
corresponding closer, and then special-case /* to count any
additional /* and look for a */ for each one */ .
That's more or less where I was headed. I just wanted
On 11/25/2014 07:54 PM, Ben Finney wrote:
Tim Daneliuk tun...@tundraware.com writes:
Here's the problem: Determine is the string S appears *outside* or
*inside* any such quotation.
This is a problem for parsing text. There is no general, simple
solution.
If someone tries to convince you
Tim Daneliuk tun...@tundraware.com writes:
Here's a usecase - I want to know whether I need to use a sudo
password when the user passes a command on the command line of a
program:
[…]
In the first instance, I need the sudo passoword, in the second I don't.
I don't understand what “need a
On Wed, Nov 26, 2014 at 5:04 PM, Tim Daneliuk tun...@tundraware.com wrote:
Here's a usecase - I want to know whether I need
to use a sudo password when the user passes a command on the command line
of a program:
someprog.py uname sudo cat /etc/sudoers
vs.
someprog.py uname echo sudo cat
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