view release on metacpan or  search on metacpan

lib/App/ClusterSSH/Config.pm  view on Meta::CPAN

package App::ClusterSSH::Config;

use strict;
use warnings;

use version;
our $VERSION = version->new('0.02');

use Carp;
use Try::Tiny;

use FindBin qw($Script);
use File::Copy;

use base qw/ App::ClusterSSH::Base /;
use App::ClusterSSH::Cluster;

my $clusters;
my %old_clusters;
my @app_specific = (qw/ command title comms method parent /);

# list of config items to not write out when writing the default config
my @ignore_default_config = (qw/ user /);

my %default_config = (
    terminal                   => "xterm",
    terminal_args              => "",
    terminal_title_opt         => "-T",
    terminal_colorize          => 1,
    terminal_bg_style          => 'dark',
    terminal_allow_send_events => "-xrm '*.VT100.allowSendEvents:true'",
    terminal_font              => "6x13",
    terminal_size              => "80x24",

    use_hotkeys             => "yes",
    key_quit                => "Alt-q",
    key_addhost             => "Control-Shift-plus",
    key_clientname          => "Alt-n",
    key_history             => "Alt-h",
    key_localname           => "Alt-l",
    key_retilehosts         => "Alt-r",
    key_macros_enable       => "Alt-p",
    key_paste               => "Control-v",
    key_username            => "Alt-u",
    mouse_paste             => "Button-2",
    auto_quit               => "yes",
    auto_close              => 5,
    use_natural_sort        => 0,
    window_tiling           => "yes",
    window_tiling_direction => "right",
    console_position        => "",

    screen_reserve_top    => 0,
    screen_reserve_bottom => 60,
    screen_reserve_left   => 0,
    screen_reserve_right  => 0,

    terminal_reserve_top    => 5,
    terminal_reserve_bottom => 0,
    terminal_reserve_left   => 5,
    terminal_reserve_right  => 0,

    terminal_decoration_height => 10,
    terminal_decoration_width  => 8,

    console      => 'console',
    console_args => '',
    rsh          => 'rsh',
    rsh_args     => "",
    telnet       => 'telnet',
    telnet_args  => "",
    ssh          => 'ssh',
    ssh_args     => "",
    sftp         => 'sftp',
    sftp_args    => "",

    extra_tag_file           => '',
    extra_cluster_file       => '',
    external_cluster_command => '',
    external_command_mode    => '0600',
    external_command_pipe    => '',

    unmap_on_redraw => "no",    # Debian #329440

    show_history   => 0,
    history_width  => 40,
    history_height => 10,

    command             => q{},
    hide_menu           => 0,
    max_host_menu_items => 30,

lib/App/ClusterSSH/Config.pm  view on Meta::CPAN

    my ( $self, $config_file ) = @_;

    $self->debug( 2, 'Loading in config file: ', $config_file );

    #    if ( !-e $config_file || !-r $config_file ) {
    #        croak(
    #            App::ClusterSSH::Exception::Config->throw(
    #                error => $self->loc(
    #                    'File [_1] does not exist or cannot be read' . $/,
    #                    $config_file
    #                ),
    #            ),
    #        );
    #    }
    #
    #    open( CFG, $config_file ) or die("Couldnt open $config_file: $!");
    #    my $l;
    #    my %read_config;
    #    while ( defined( $l = <CFG> ) ) {
    #        next
    #            if ( $l =~ /^\s*$/ || $l =~ /^#/ )
    #            ;    # ignore blank lines & commented lines
    #        $l =~ s/#.*//;     # remove comments from remaining lines
    #        $l =~ s/\s*$//;    # remove trailing whitespace
    #
    #        # look for continuation lines
    #        chomp $l;
    #        if ( $l =~ s/\\\s*$// ) {
    #            $l .= <CFG>;
    #            redo unless eof(CFG);
    #        }
    #
    #        next unless $l =~ m/\s*(\S+)\s*=\s*(.*)\s*/;
    #        my ( $key, $value ) = ( $1, $2 );
    #        if ( defined $key && defined $value ) {
    #            $read_config{$key} = $value;
    #            $self->debug( 3, "$key=$value" );
    #        }
    #    }
    #    close(CFG);

    my %read_config;
    %read_config
        = $self->load_file( type => 'config', filename => $config_file );

    # grab any clusters from the config before validating it
    if ( $read_config{clusters} ) {
        $self->debug( 3, "Picked up clusters defined in $config_file" );
        foreach my $cluster ( sort split / /, $read_config{clusters} ) {
            if ( $read_config{$cluster} ) {
                $clusters->register_tag( $cluster,
                    split( / /, $read_config{$cluster} ) );
                $old_clusters{$cluster} = $read_config{$cluster};
                delete( $read_config{$cluster} );
            }
        }
        delete( $read_config{clusters} );
    }

    # tidy up entries, just in case
    $read_config{terminal_font} =~ s/['"]//g
        if ( $read_config{terminal_font} );

    $self->validate_args(%read_config);
}

sub load_configs {
    my ( $self, @configs ) = @_;

    for my $config (
        '/etc/csshrc',
        $ENV{HOME} . '/.csshrc',
        $ENV{HOME} . '/.clusterssh/config',
        )
    {
        $self->parse_config_file($config) if ( -e $config );
    }

    # write out default config file if necesasry
    try {
        $self->write_user_config_file();
    }
    catch {
        warn $_, $/;
    };

    # Attempt to load in provided config files.  Also look for anything
    # relative to config directory
    for my $config (@configs) {
        next unless ($config);    # can be null when passed from Getopt::Long
        $self->parse_config_file($config) if ( -e $config );

        my $file = $ENV{HOME} . '/.clusterssh/config_' . $config;
        $self->parse_config_file($file) if ( -e $file );
    }

    return $self;
}

sub write_user_config_file {
    my ($self) = @_;

    # attempt to move the old config file to one side
    if ( -f "$ENV{HOME}/.csshrc" ) {
        eval { move( "$ENV{HOME}/.csshrc", "$ENV{HOME}/.csshrc.DISABLED" ) };

        if ($@) {
            croak(
                App::ClusterSSH::Exception::Config->throw(
                    error => $self->loc(
                        'Unable to move [_1] to [_2]: [_3]' . $/,
                        '$HOME/.csshrc', '$HOME/.csshrc.DISABLED', $@
                    ),
                )
            );
        }
        else {
            warn(
                $self->loc(
                    'Moved [_1] to [_2]' . $/, '$HOME/.csshrc',
                    '$HOME/.csshrc.DISABLED'
                ),