Created
April 24, 2009 11:28
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package HTTP::Engine::Middleware::Profile::NYTProf; | |
use Any::Moose; | |
use Devel::NYTProf; | |
use Time::HiRes; | |
with 'HTTP::Engine::Middleware::Profile::Role'; | |
has header_name => ( | |
is => 'rw', | |
default => 'X-NYTProf-Id', | |
); | |
# TODO: better should be place in ::Profile base | |
has profile_on => ( | |
is => 'rw', | |
default => sub { sub { 1 } }, | |
); | |
sub start { | |
my($self, $c, $profile, $req) = @_; | |
if ($self->profile_on->($c, $req)) { | |
my $id = Time::HiRes::gettimeofday; | |
$req->header($self->header_name => $id); | |
DB::enable_profile("/tmp/nytprof.$id.out"); | |
} | |
} | |
sub end { | |
DB::disable_profile(); | |
} | |
sub report { | |
my($self, $c, $profile, $req, $res) = @_; | |
if (my $id = $req->header($self->header_name)) { | |
DB::enable_profile("/tmp/nyprof.null.out"); # dummy | |
DB::disable_profile(); | |
$req->headers->remove_header($self->header_name); | |
$res->header($self->header_name => $id); | |
$profile->log("Profiled with ID $id"); | |
system "nytprofhtml", "-f", "/tmp/nytprof.$id.out", "--open"; | |
} | |
} | |
sub DESTROY { | |
DB::finish_profile() | |
} | |
1; |
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