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Re: Cost was Re: FTP Service Discontinuance Under Consideration; Input Requested

2015-04-08 10:10:19
You are right.   Lets just turn of FTP (an IETF standard) and run rsync (not an 
IETF standard)… And while your at it, please deprecate FTP as a legacy, 
insecure protocol.
Nobody else beside the AMS folks know or care about a busted implementation of 
an IETF  standard after all...

/bill
PO Box 12317
Marina del Rey, CA 90295
310.322.8102

On 7April2015Tuesday, at 12:10, Warren Kumari <warren(_at_)kumari(_dot_)net> 
wrote:

On Tue, Apr 7, 2015 at 11:07 AM, Dave Crocker <dhc(_at_)dcrocker(_dot_)net> 
wrote:
On 4/7/2015 2:56 AM, Ray Pelletier wrote:
On Apr 6, 2015, at 12:14 PM, Michael StJohns 
<mstjohns(_at_)comcast(_dot_)net> wrote:
What is the cost of leaving FTP service in place?  I would expect that the 
cost was more in setting up FTP in the first place (e.g. adding it to 
template emails, configuring the servers) than any real day to day cost, 
but I could be wrong.

What is the cost of removing it?  (e.g. besides simply shutting off the 
servers, what else has to be done, who has to do it and what will it 
cost?).
...
There is no cost to turning it off.

There might be no cost to IETF ops, but there is cost to whomever is
still using the service.

There is also an indirect cost in the IETF's knowledge of its protocols.
As others have noted, we should be eating our own dog food.  Knowing
how to run each protocol and especially how to run protocols as a
mixture, certainly should be an IETF goal.


Known by whom? Glen? Matt? The other AMS folk?

This sounds like motherhood and apple pie -- "We, the IETF, should
know how to run each protocol and especially how to run protocols as a
mixture. And we should floss daily and always call our granny on her
birthday..."

But, before this thread, how many people here even knew we were
running proftpd? How many people on this list are operationally
involved in running the ietf.org mail / dns / ftp / rsync / web / etc?
Who has root on these boxes?
Quick, name the box that mailman runs on. What version of apache run
www.ietf.org?[0]

I've been trying to stay out of this thread, but now that I've started
commenting...
Perhaps we should also consider the human time cost of this whole
discussion -- so far there have been 65+ emails on this topic - each
of these have taken a non-insignificant amount of time to write, and
many many people have spent time reading them. Payscale.com claims the
median pay for a Snr Network Engineer in the US is $91,226 per year,
or ~$45 per hour[1] - how much has this whole conversation cost
us?![2]

W
[0]: Yup, this is a trick question - but I'm guessing a fair number of
people don't know why...
[1]: This was the quickest / easiest number to find - I'm betting most
people on the list earn significantly more than that...
[2]: I'm choosing to a: make the issue worse by bringing this up,
which will no doubt prolong the thread....and b: I refuse to let
people use the same argument when I start talking about something that
I happen to find interesting or entertaining. Like hypocrisy... or the
writings of Jerome K Jerome... or cats...  or the changing
distribution of colors in paintings over time (
http://www.washingtonpost.com/blogs/wonkblog/wp/2015/04/06/the-colors-of-94526-paintings-since-1800-charted/?tid=sm_fb
).


The FTP server we are using (proftpd) places restrictions on how we
store files in the file sytem that are much more constraining than
the http and rsync daemons. Essentially, the files to be served must
be stored in a single tree (as hardlinks - symlinks won't work).
This is impeding work as we evolve. In particular, it affects how we
separate services to take advantage of cloud architectures.  Other
servers have different limits, but still place significant
constraints on what we can do. Since the information is already
available through other mechanisms (particularly rsync), the folks
studying the problem recommended discontinuing the service, rather
than investing in finding the least onerous deamon and reconfiguring
to it.

The above should have been in the original announcement/request, along
with concrete details about current usage, as others have requested.

Further, the above could represent extremely significant operational
insight into the details of a multi-protocol service environment.  It
should be thoroughly documented and considered for BCP.

d/

--
Dave Crocker
Brandenburg InternetWorking
bbiw.net




-- 
I don't think the execution is relevant when it was obviously a bad
idea in the first place.
This is like putting rabid weasels in your pants, and later expressing
regret at having chosen those particular rabid weasels and that pair
of pants.
  ---maf


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