/ 
App-CharmKit-0.015
River stage zero No dependents
/ App::CharmKit::Sys

NAME

App::CharmKit::Sys - system utilities

VERSION

version 0.015

SYNOPSIS

use charm;

or

use App::CharmKit::Sys;

apt_update();
apt_upgrade();
apt_install(['nginx-common', 'redis-server']);

DESCRIPTION

Provides system utilities such as installing packages, managing files, and more.

FUNCTIONS

spew(STR path, STR contents)

writes to a file, defaults to utf8

slurp(STR path)

reads a file, defaults to utf8

make_dir(ARRAYREF dirs)

mkdir helper for creating directories

remove_dir(ARRAYREF dirs)

removes directories

set_owner(STR user, ARRAYREF dirs)

sets owner of directories

set_owner('ubuntu', ['/var/lib/mydb', '/etc/mydb/conf'])

getent(STR db, STR key)

accesses user info from nss

Params

  • db: nss database to query

  • key: what to query

  • returns: result from execute

add_user(STR user, STR homedir)

adds user to system

Params

  • user: username

  • homedir: users home directory

  • returns: result from execute

del_user(STR user)

removes a user, does attempt to remove home directory

execute(ARRAYREF command)

Executes a local command:

my $cmd = ['juju-log', 'a message'];
my $ret = execute($cmd);
print $ret->{stdout};

Params

  • command: command to run

  • returns: hash of { stdout =>, stderr =>, has_error =>, error => }

apt_add_repo(STR repo, STR key, BOOL update)

Adds a archive repository or ppa. key is required if adding http source.

source can be in the format of:

ppa:charmers/example
deb https://stub:key@private.example.com/ubuntu trusty main

apt_install(ARRAYREF pkgs)

Installs packages via apt-get

apt_install(['nginx']);

apt_upgrade()

Upgrades system

apt_upgrade();

apt_update()

Update repository sources

apt_update();

service_control(STR service_name, STR action)

Controls a upstart service

service_status(STR service_nae)

Get running status of service

AUTHOR

Adam Stokes <adamjs@cpan.org>

COPYRIGHT AND LICENSE

This software is copyright (c) 2014 by Adam Stokes.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.

DISCLAIMER OF WARRANTY

BECAUSE THIS SOFTWARE IS LICENSED FREE OF CHARGE, THERE IS NO WARRANTY FOR THE SOFTWARE, TO THE EXTENT PERMITTED BY APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND/OR OTHER PARTIES PROVIDE THE SOFTWARE "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SOFTWARE IS WITH YOU. SHOULD THE SOFTWARE PROVE DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR, OR CORRECTION.

IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MAY MODIFY AND/OR REDISTRIBUTE THE SOFTWARE AS PERMITTED BY THE ABOVE LICENCE, BE LIABLE TO YOU FOR DAMAGES, INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OR INABILITY TO USE THE SOFTWARE (INCLUDING BUT NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE SOFTWARE TO OPERATE WITH ANY OTHER SOFTWARE), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.