Post on 05-Dec-2014
description
CPAN Dependency Heaven
Jon Allen (JJ) – jj@opusvl.com
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CPAN
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perl myscript.plCan't locate SomeModule.pm in @INC (@INC contains: /Users/jj/perl/perl-5.14.1/lib/site_perl/5.14.1/darwin-2level /Users/jj/perl/perl-5.14.1/lib/site_perl/5.14.1 /Users/jj/perl/perl-5.14.1/lib/5.14.1/darwin-2level /Users/jj/perl/perl-5.14.1/lib/5.14.1 .) ...
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perl myscript.plCan't locate OtherModule.pm in @INC (@INC contains: /Users/jj/perl/perl-5.14.1/lib/site_perl/5.14.1/darwin-2level /Users/jj/perl/perl-5.14.1/lib/site_perl/5.14.1 /Users/jj/perl/perl-5.14.1/lib/5.14.1/darwin-2level /Users/jj/perl/perl-5.14.1/lib/5.14.1 .) ...
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CPAN Dependency
Hell
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solved problem?
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cpanm"local::lib
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bootstraps
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curl -L"http://cpanmin.us |"perl - --self-upgrade
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DarkPAN
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DarkPAN
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DarkPAN
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DarkPAN
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DarkPAN
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all your code not on CPAN
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rpm?"deb?
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token Mac user
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token Windows user
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not cross-platform
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use CPAN packaging
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build your own CPAN
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CPAN::Mini
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CPAN::Mini::Inject
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can be tricky "to use
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build your own PAUSE
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CPAN::Mini::"Inject::REST
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REST API for CPAN::Mini::Inject
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inject modules remotely
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supports authentication
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enforces version
changes
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client?
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CPAN::Mini::"Inject::REST::"
Client
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command-line app
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workflow
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build CPAN package
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perl Makefile.PL"make"
make dist
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upload to your CPAN
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mcpani-client"add "
--host cpan.local"MyModule-0.1.tar.gz
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install
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cpanm --mirror "http://cpan.local "
--mirror-only My::Module
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easily mix local and CPAN
dependencies
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distribution
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Elaine’s Law
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“Just make it fucking easy to
install!”
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App::cpackage
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creates install packages for Perl modules
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self-contained (dependencies
included)
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very simple
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someone else did the hard
work!
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thin wrapper around
cpanminus
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analyses dependencies
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downloads dependencies
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writes install.pl script
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cpanm App::cpackage
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cpackage Module::Name
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cpackage "--mirror "
http://cpan.local "--mirror-only My::Module
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./packages/…"./bin/cpanm"
./install.pl
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perl install.pl
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perl install.pl"--sudo
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no internet required
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no CPAN client required
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self-contained installer
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CPAN Dependency Heaven
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done.
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done. :-)
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