On Wed, 2002-12-11 at 10:55, Robin Ballantine wrote:
> On Tuesday 10 December 2002 4:23 pm, Brian York wrote:
> > I have some log files that have a bunch of crap in them. I need to extract
> > all of the email addresses in them and put them in a file. Does anyone
> > know how I might be able to do this?
> > Find > emails.file
> > Thanks
> > Brian
>
> If your logfile is a normal text file and your mail addresses are between
> angle brackets, you could use grep on it to extract the lines containing them
> and then pipe the output through sed to remove the chaff either side and then
> finally through sort and uniq. eg;
>
> grep "<.*@.*>" your-logfile | sed 's/^.*</</; \
> s/?.*>/>/; \
> s/mailto://; \
> s/>.*$/>/' | sort | uniq > emails.file
>
> <snip>
Or the perl way:
grep "@" log | perl -e 'while (<>) { m/.*<(.*@.*)>.*/; print $1,"\n";}'
The grep is just being lazy to only pass lines containing email
addresses to the perl script. The print $1 prints the result of the
captured bit of text in the ()
If your comfortable with regex's you can do a fair bit of stuff with
variations on the theme (
http://www.bennee.com/~alex/wiki/index.php/One%20Line%20Scripts)
--
Alex Bennee
Senior Hacker, Braddahead Ltd
The above is probably my personal opinion and may not be that of my
employer
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