11-27-2012
- create a new pool (mount it anywhere) with the new disk (2 disks if you want to mirror the /app directory)
- stop all processes which access /app
- dump the content of /app to the new pool
- rename /app to e.g. /app_old
- mount new pool on /app
if everything works, delete /app_old...
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LEARN ABOUT DEBIAN
mojolicious::plugin::jsonconfig
Mojolicious::Plugin::JSONConfig(3pm) User Contributed Perl Documentation Mojolicious::Plugin::JSONConfig(3pm)
NAME
Mojolicious::Plugin::JSONConfig - JSON configuration plugin
SYNOPSIS
# myapp.json
{
"foo" : "bar",
"music_dir" : "<%= app->home->rel_dir('music') %>"
}
# Mojolicious
my $config = $self->plugin('JSONConfig');
# Mojolicious::Lite
my $config = plugin 'JSONConfig';
# Reads "myapp.json" by default
my $config = app->config;
# Everything can be customized with options
my $config = plugin JSONConfig => {file => '/etc/myapp.conf'};
DESCRIPTION
Mojolicious::Plugin::JSONConfig is a JSON configuration plugin that preprocesses it's input with Mojo::Template.
The application object can be accessed via $app or the "app" function. You can extend the normal config file "myapp.json" with "mode"
specific ones like "myapp.$mode.json". A default configuration filename will be generated by decamelizing the application class with
"decamelize" in Mojo::Util or from the application filename.
The code of this plugin is a good example for learning to build new plugins, you're welcome to fork it.
OPTIONS
Mojolicious::Plugin::JSONConfig inherits all options from Mojolicious::Plugin::Config and supports the following new ones.
"template"
# Mojolicious::Lite
plugin JSONConfig => {template => {line_start => '.'}};
Attribute values passed to Mojo::Template object used to preprocess configuration files.
METHODS
Mojolicious::Plugin::JSONConfig inherits all methods from Mojolicious::Plugin::Config and implements the following new ones.
"parse"
$plugin->parse($content, $file, $conf, $app);
Process content with "render" and parse it with Mojo::JSON.
sub parse {
my ($self, $content, $file, $conf, $app) = @_;
...
$content = $self->render($content, $file, $conf, $app);
...
return $hash;
}
"register"
my $config = $plugin->register($app, $conf);
Register plugin in Mojolicious application.
"render"
$plugin->render($content, $file, $conf, $app);
Process configuration file with Mojo::Template.
sub render {
my ($self, $content, $file, $conf, $app) = @_;
...
return $content;
}
SEE ALSO
Mojolicious, Mojolicious::Guides, <http://mojolicio.us>.
perl v5.14.2 2012-09-05 Mojolicious::Plugin::JSONConfig(3pm)