Yapc::Asia 2008 Tokyo - Easy system administration programming with...

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フレームワークでシステム管理アプリケーションプログラミングをもっと簡単に

About me <ul><li>Gosuke Miyashita </li></ul><ul><ul><li>mizzy.org </li></ul></ul><ul><li>Working at paperboy&co. </li></ul...

With lots of Dr.Peppers

System Admin Application Framework? <ul><li>A framework for system admin app </li></ul><ul><ul><li>WAF for sysadmin </li><...

System Admin Application? <ul><li>Basically “Exec some operations for multiple hosts” </li></ul><ul><li>Easy to say, but ....

Framework? <ul><li>Hide the issues on previous page and you can concentrate for your really job </li></ul><ul><li>Selectin...

Framework? (cont.) <ul><li>Getting results and parse them </li></ul><ul><ul><li>Scalar, hash or array via JSON-RPC </li></...

Framework! <ul><li>use Punc::Client; </li></ul><ul><li>my $punc = Punc::Client->new( '*' ); </li></ul><ul><li>my $res = $...

Punc <ul><li>A perl clone of Func </li></ul><ul><li>Why I’m developing Punc? </li></ul><ul><ul><li>Func only works on RedH...

Architecture of Punc get a result call a module exec a module exec a module exec a module JSON-RPC over HTTPS + SSLv3 auth...

<ul><li>See http://coderepos.org/share/wiki/Punc </li></ul>

Checkout Punc <ul><li>$ svn co http://svn.coderepos.org/share/lang/perl/Punc/trunk Punc </li></ul><ul><li>$ cd Punc </li>...

Start puncmasterd <ul><li>; Create self-signed cert </li></ul><ul><li>; automatically and start with https </li></ul><ul>...

Start puncd <ul><li>$ ./bin/puncd </li></ul><ul><li>(Request a CSR to puncmaster and waiting it signed) </li></ul>

Sign to the CSR <ul><li>$ ./bin/puncmaster-ca --list </li></ul><ul><li>host.example.com </li></ul><ul><li>$ ./bin/puncmast...

Now puncd working! <ul><li>$ ./bin/puncd </li></ul><ul><li>Please contact me at: <URL:https://host.example.com:7080/> </li...

Use Punc with punc command <ul><li>$ ./bin/punc "*" call service description </li></ul><ul><li>NAME </li></...

Use Punc with Punc::Client <ul><li>use Punc::Client; </li></ul><ul><li>my $punc = Punc::Client->new( '*' ); </li></ul><ul>...

virt module(not yet exist) <ul><li>my $punc = Punc::Client->new( '*' ); </li></ul><ul><li>my $res = $punc-> virt -> state...

smart module(not yet exist) <ul><li>my $punc = Punc::Client->new( '*' ); </li></ul><ul><li>my $result = $punc-> smart -> ...

Punc module <ul><li>Module is distributed and executed on each targeted hosts </li></ul><ul><li>Master host calls modules ...

Architecture of Punc(again) get a result call a module exec a module exec a module exec a module JSON-RPC over HTTPS + SSL...

file module <ul><li>package Punc::Slave::Module::File; </li></ul><ul><li>use Path::Class qw( dir file ); </li></ul><ul><li...

service module(for Red Hat) <ul><li>package Punc::Slave::Module::Service::RedHat; </li></ul><ul><li>use Punc::Slave::Modul...

service module(for Debian) <ul><li>package Punc::Slave::Module::Service::Debian; </li></ul><ul><li>use Punc::Slave::Module...

Abstraction layer with Pfacter <ul><li>Automatically detect a targeted host’s environmant and execute a adequate module </...

Return values of a module <ul><li># return scalar, hash ref, or array ref on success </li></ul><ul><li>return $result; </...

Module sync <ul><li>Mosules must be distributed to slaves </li></ul><ul><li>Punc has punc-modulesync command </li></ul><ul...

Summary <ul><li>Punc is a framework for sysatem admin app programming </li></ul><ul><li>Modules are executed on each slave...

Development in progress <ul><li>Code repository is in CodeRepos </li></ul><ul><ul><li>http://coderepos.org/share/ </li></u...

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