...that is to say, it is something that should be capable of being on a
different server...
On Wed, Nov 12, 2008 at 12:04 PM, Yarko T <[EMAIL PROTECTED]> wrote:
> this: decoupling from web2py is critical if it is to be useful.
> Further, it is something that should be thought of as being decoupled from,
> on a different server.
>
>
> On Wed, Nov 12, 2008 at 11:45 AM, mdipierro <[EMAIL PROTECTED]>wrote:
>
>>
>> Mark,
>>
>> please talk to Tim. We just included (1.48) his patch for
>> "routes_onerror". I believe what you are proposing has a lot of
>> superposition with what he proposed and can handled already by the
>> current version of web2py.
>>
>> Mind that sending emails on error has one problem... what if the
>> function that sends the email causes an error? Do you go in one loop
>> and send hundreds of emails? I have seen this last week when I got 850
>> email in 10 minutes (it was not a web2py app).
>>
>> I think there should be a daemon that monitors tickets (from database
>> or filesystem) and is in charge of sending emails. This must be
>> decoupled from web2py actions.
>>
>> Massimo
>>
>> On Nov 12, 11:39 am, Mark Larsen <[EMAIL PROTECTED]> wrote:
>> > web2py users,
>> >
>> > web2pys default mechanism for exception handling works great in
>> > development but when shifted into production I'd rather have the
>> > application email on exception and display a sorry message to the
>> > user. I'm proposing a new file in the root of web2py
>> > "customexception.py", If this file does not exist (or if it returns
>> > None or False) web2py's default exception mechanism is used. If it
>> > does exist and returns a str then the code within is executed.
>> >
>> > I've coded this up quickly in the last hour or so. I pass the
>> > following environment to be executed in "customexception.py"
>> >
>> > environment={'layer':str(self.layer),
>> > 'code':str(self.code),
>> > 'output':str(self.output),
>> > 'traceback':str(self.traceback),
>> > 'application': request.application,
>> > 'rv': None}
>> >
>> > where
>> >
>> > layer => path to executing code
>> > code => block of code that exec was called on
>> > output => string output, not sure how to use this, maybe rv is
>> > redundant?
>> > traceback => exception traceback
>> > application => application being executed
>> > rv => return value for this handler, set to None or False to do
>> > nothing
>> > set to string for text to display to user
>> >
>> > within your file you set rv to a string to display to the user, set it
>> > to None or False to have web2pys default mechanism used.
>> >
>> > An example of a "customexception.py" file would be:
>> >
>> > [code]
>> > '''
>> > Author: Mark Larsen
>> > Date: 11/12/08
>> > Method to handle custom exceptions
>> >
>> > If this file exists and rv evaluates true web2py will use this
>> > to handle exceptions instead of built-in method
>> >
>> > I mainly want this to send me emails in a production environment.
>> >
>> > variables passed in are
>> > layer => path to executing code
>> > code => block of code that exec was called on
>> > output => string output
>> > traceback => exception traceback
>> > application => application being executed
>> > rv => return value for this handler, set to None or False to do
>> > nothing
>> > set to string for text to display to user
>> > '''
>> >
>> > import smtplib
>> >
>> > smtpserver = 'localhost' ## assumes smtp server on localhost, i use
>> > sendmail
>> > toaddrs = ['[EMAIL PROTECTED]']
>> > fromaddr = '[EMAIL PROTECTED]'
>> > subject = 'Unhandled Exception in %s application' % application
>> >
>> > msg = ("From: %s\r\nTo: %s\r\nSubject: %s\r\n\r\n" % (fromaddr, ",
>> > ".join(toaddrs), subject))
>> >
>> > msg+="An error has occured in %s \n\n" % layer
>> > msg+=traceback
>> > msg+="\n\nIn code block: \n\n"
>> > msg+=code
>> >
>> > server = smtplib.SMTP(smtpserver)
>> > server.sendmail(fromaddr,toaddrs,msg)
>> > server.quit()
>> >
>> > rv = "Unfortunately a serious error has occurred."
>> >
>> > [/code]
>> >
>> > Anyone interested in something like this?
>> >
>> > Thanks,
>> >
>> > Mark
>> >>
>>
>
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