YAPC::BR::2012 em São Paulo

1. a reviravolta do
desenvolvimento web
Wallace Reis
YAPC::BR - São Paulo/2012

2. eu
@wreis - wallace@reis.me
vitória.pm
yelster digital
123people.com - frontend lead-dev
123pages.fr
reporama.com

3. eu
@wreis - wallace@reis.me
vitória.pm
yelster digital
123people.com - frontend lead-dev
123pages.fr
reporama.com

4. eu
@wreis - wallace@reis.me
vitória.pm
yelster digital
123people.com - frontend lead-dev
123pages.fr
reporama.com

10. caótico!

11. ...de escrever...
Catalyst
Tripletail
Noe
Maypole
Konstrukt
Schenker
Mason
Reaction
Tatsumaki
Mojo
Jifty
Amon
Sledge
Cyclone3
Apache2::WebApp
Spoon
WebGUI
Web::Simple
PageKit
OpenInteract
Apache2::REST
AxKit
Squatting
SweetPea
Egg
Dancer
Hydrant
Gantry
CGI::Application
Titanium
Continuity
Nanoa
CGI.pm
Solstice
Ark
Mojolicious
Angelos

12. ...de executar...
CGI
FastCGI
mod_perl
standalone HTTP

13. CGI.pm
Jifty, CGI::Application, Spoon...

14. mod_perl
Mason, Sledge, PageKit...

15. com adaptadores
Maypole, Catalyst, Squatting...

18. HTTP::Engine

20. PSGI
Internet

21. PSGI
Perl Web Server Gateway Interface
Tatsuhiko Miyagawa
WSGI (Python) e Rack (Ruby)

22. PSGI
Perl Web Server Gateway Interface
Tatsuhiko Miyagawa
WSGI (Python) e Rack (Ruby)

23. PSGI
Perl Web Server Gateway Interface
Tatsuhiko Miyagawa
WSGI (Python) e Rack (Ruby)

25. my $app = sub {
my $env = shift;
return [
200,
[‘Content-Type’ => ‘text/plain’],
[‘Hello World’]
];
};

26. my $app = sub {
my $env = shift;
return [
200,
[‘Content-Type’ => ‘text/plain’],
[‘Hello World’]
];
};

27. my $app = sub {
my $env = shift;
return [
200,
[‘Content-Type’ => ‘text/plain’],
[‘Hello World’]
];
};

28. my $app = sub {
my $env = shift;
return [
200,
[‘Content-Type’ => ‘text/plain’],
[‘Hello World’]
];
};

29. my $app = sub {
my $env = shift;
return [
200,
[‘Content-Type’ => ‘text/plain’],
[‘Hello World’]
];
};

30. my $app = sub {
my $env = shift;
return [
200,
[‘Content-Type’ => ‘text/plain’],
[‘Hello World’]
];
};

31. my $app = sub {
my $env = shift;
return [
200,
[‘Content-Type’ => ‘text/plain’],
[‘Hello World’]
];
};

32. Streaming e/ou
non-blocking?

33. my $app = sub {
my $env = shift;
return sub {
my $respond = shift;
# ... delegar
$respond->(
[$status, $headers, $body]
);
};
};

34. my $app = sub {
my $env = shift;
return sub {
my $respond = shift;
my $w = $respond->([$status, $headers]);
$w->write($body);
...
$w->close;
};
};

36. PSGI
...

37. PSGI
SPDY?

38. Plack?

39. Plack?
PSGI toolkit

40. HTTP::Server::PSGI

41. Plack::Component

42. Plack::(Request|Response)

43. Plack::Middleware

46. 220+ Middleware

47. my $app = sub {
my $env = shift;
return [ $status, $headers, $body ];
};
my $mw = sub { ... };

48. my $mw = sub {
my $env = shift;
# ...faz algo com (ou no) $env
my $res = $app->($env);
# faz algo com a (ou na) $res
return $res;
};

49. package My::Middleware;
use
use
use
use
strict;
warnings;
Plack::Request;
parent ‘Plack::Middleware’;
sub call {
my ( $self, $env ) = @_;
# ...faz algo com (ou no) $env
# my $req = Plack::Request->new($env);
my $res = $app->($env);
# faz algo com a (ou na, ou nova) $res
# my $res = $req->new_response;
return $res;
}
1;

50. Plack::Util::response_cb

51. $ plackup app.psgi
HTTP::Server::PSGI: Accepting connections
at http:/
/0:5000/

52. $ plackup -s $SERVER app.psgi

53. $ plackup -s FCGI app.psgi

54. $ plackup -s Starman app.psgi

55. use Plack::Builder;
my $app = MyApp->psgi_app; # ->to_psgi; ->to_app; >as_psgi; etc
builder {
enable ‘Static’, ...;
enable_if {
$_[0]->{'PATH_INFO'} =~ m{^/admin}
} 'Auth::Htpasswd', ...;
};
$app;

56. Plack::App

57. Plack::App::File

58. Plack::App::Directory

59. Plack::App::Proxy

60. Plack::App::FCGIDispatcher

61. Plack::App::URLMap

62. use Plack::Builder;
my $app = MyApp->psgi_app; # ->to_psgi; ->to_app; ->as_psgi; etc
builder {
enable ‘Static’, ...;
enable_if {
$_[0]->{'PATH_INFO'} =~ m{^/admin}
} 'Auth::Htpasswd', ...;
mount ‘/foo’ => $foo_app;
mount ‘http:/
/www.example.com/’ => builder {
enable ‘AccessLog’, ...;
$bar_app;
};
};
mount ‘/’ => $app;

63. Plack::App::CGIBin
Plack::App::WrapCGI

64. Plack::App::FakeApache

65. Plack::Test
Test::WWW::Mechanize::PSGI

67. 25+ Frameworks e
Toolkits
35+ Webservers e
Handlers

68. 25+ Frameworks e
Toolkits
35+ Webservers e
Handlers

71. CGI
Plack::Handler::CGI

72. mod_perl
Plack::Handler::Apache(1|2)

73. FastCGI
Plack::Handler::FCGI
::FCGI::EV
::FCGI::Async
::AnyEvent::FCGI
fastpass

74. FastCGI
Plack::Handler::FCGI
::FCGI::EV
::FCGI::Async
::AnyEvent::FCGI
fastpass

75. FastCGI
Plack::Handler::FCGI
::FCGI::EV
::FCGI::Async
::AnyEvent::FCGI
fastpass

76. Servidores HTTP
autônomos
HTTP::Server::PSGI
HTTP::Server::Simple::PSGI
Starman
Starlet

77. Servidores HTTP
autônomos
HTTP::Server::PSGI
HTTP::Server::Simple::PSGI
Starman
Starlet

78. Servidores HTTP
autônomos
HTTP::Server::PSGI
HTTP::Server::Simple::PSGI
Starman
Starlet

79. Servidores HTTP
autônomos
HTTP::Server::PSGI
HTTP::Server::Simple::PSGI
Starman
Starlet

80. Servidores HTTP
autônomos (async)
Feersum
Twiggy

81. Perlbal::Plugin::PSGI
mod_psgi
nginx_mod_psgi
Mongrel2

83. Obrigado! Perguntas?
Wallace Reis @wreis
wallace@reis.me
YAPC::BR::2012
https:/
/metacpan.org/module/PSGI
http:/
/plackperl.org/
http:/
/blog.plackperl.org/
IRC#plack