Laravel Envoy Task Runner

Envoy.blade.php

@servers(['staging' => 'root@192.168.0.99', 'production' => 'root@192.168.0.100'])

<?php

$app_name     = 'l5eka'; 
$app_path     = '/var/www/vhosts/'.$app_name;
$repo         = 'https://github.com/vedovelli/l5eka';
$branch       = 'aula4';
$github_token = ''; // GitHub OAuth token 
$server_name  = '192.168.0.99'; // IP ou domínio válido. Usado no nginx
$timezone     = 'America/Sao_Paulo';

/*
|--------------------------------------------------------------------------
| EXEMPLOS DE USO:
|--------------------------------------------------------------------------
| envoy run deploy --on=staging
| envoy run deploy --on=staging --swap=2048
| ou
| envoy run deploy --on=production
| envoy run deploy --on=production --swap=2048
|--------------------------------------------------------------------------
| Caso queira executar migrations e seeds, descomente as taks
| 'artisan_migrate' e 'artisan_seed' dentro da macro 'deploy'
*/


/*
|--------------------------------------------------------------------------
| PACOTES NECESSÁRIOS NO SISTEMA OPERACIONAL
|--------------------------------------------------------------------------
| Serão instalados com o comando 'apt-get install -qq -y  nome_do_pacote'
| IMPORTANTE: Leva-se em conta que o servidor já possua os serviços mais
| básicos instalados. Exemplo: mysql-server, nginx.
*/
$apt_get_packages = [
    'git',
    'nodejs',
    'npm',
    'php5-cli',
    'php5-mcrypt',
];

/*
|--------------------------------------------------------------------------
| PACOTES NPM GLOBAIS
|--------------------------------------------------------------------------
| Serão instalados com o comando npm install -g nome_do_pacote
*/
$npm_packages = [
    'bower',
    'gulp',
];

/*
|--------------------------------------------------------------------------
| PERMISSÕES ESPECIAIS EM ARQUIVOS OU DIRETÓRIOS ESPECÍFICOS
|--------------------------------------------------------------------------
| Deverá ser informado o caminho e a permissão e forma de array. Exemplo:
| $chmods = [ 'public' => '755' ];
*/
$chmods = [
    'storage' => '755',
    'public'  => '755',
];

/*
|--------------------------------------------------------------------------
| REGRAS DE FIREWALL
|--------------------------------------------------------------------------
| As portas informadas neste array serão liberadas no firewall do Ubuntu. 
| Exemplo:
| $firewall = ['allow_ports'] => ['22', 80', '443'];
*/
$firewall = [
    'allow_ports' => [
        '22',
        '80',
        '443',
    ]
];

$date        = new DateTime('now', new DateTimeZone($timezone));
$release     = $app_path .'/releases/'. $date->format('YmdHi');
$environment = isset($env) ? $env : "local";
$swap_size   = isset($swap) ? $swap : "1024";
$bin_path    = '/usr/bin';

?>

@macro('deploy')
    update_apt_sources
    mkswap
    install_os_packages
    install_npm_packages_global
    fetch_repo
    update-symlink
    nginx_setup
    composer_config
    composer_install
    install_npm_packages
    bower_install
    npm_install
    update_permissions
    ufw_rules
    {{-- artisan_migrate --}}
    {{-- artisan_seed --}}
    gulp
    done
@endmacro

@task('mkswap', ['on' => $on])
    @if (isset($swap_size) && is_numeric($swap_size))
        echo "Ativando {{$swap_size}}MB de memória swap...";
        /bin/dd if=/dev/zero of=/var/swap.1 bs=1M count={{$swap_size}} ;
        /sbin/mkswap /var/swap.1 ;
        /sbin/swapon /var/swap.1 ;
    @endif
@endtask

@task('composer_config', ['on' => $on])
    echo "Configurando composer...";
    @if (isset($github_token) && strlen($github_token) == 40)
        composer config -g github-oauth.github.com {{ $github_token }};
    @endif
@endtask

@task('update_apt_sources', ['on' => $on])
    echo "Atualizando lista de pacotes..." ;
    apt-get update -q ;
@endtask

@task('install_os_packages', ['on' => $on])
    echo "Instalando pacotes necessários..." ;
    cd /tmp ;
    apt-get upgrade -y -q ;
    @foreach($apt_get_packages as $pkg)
        apt-get install -qq -y {{ $pkg }} ;
        echo -e "{{ $pkg }} instalado...\n" ;
    @endforeach

    ([[ -e /usr/bin/nodejs ]] && [[ ! -e /usr/bin/node ]]) && ln -s /usr/bin/nodejs /usr/bin/node ;

    apt-get install -f -q ;

    php5enmod mcrypt;
    service nginx restart ;
    service php5-fpm restart ;

    [[ -e {{$bin_path}}/composer ]] && composer self-update;
    [[ ! -e {{$bin_path}}/composer ]] && curl -sS https://getcomposer.org/installer | php -- --filename=composer --install-dir={{$bin_path}} ;
@endtask

@task('install_npm_packages_global', ['on' => $on])
    [[ ! -e {{ $release }} ]] && mkdir -p {{ $release }};
    @foreach($npm_packages as $pkg)
        echo "Instalando pacotes npm global 'npm install -g {{ $pkg }}' ..." ;
        npm install -g {{ $pkg }} ;
    @endforeach
@endtask

@task('fetch_repo', ['on' => $on])
    mkdir -p {{ $release }};
    git clone --depth 1 -b {{ $branch }} "{{ $repo }}" {{ $release }};
@endtask

@task('bower_install', ['on' => $on])
    echo "Instalando assets..." ;
    cd {{ $release }}/resources/assets ;
    bower install --allow-root ;
@endtask

@task('install_npm_packages', ['on' => $on])
    cd {{ $release }} ;
    @foreach($npm_packages as $pkg)
        echo "Instalando pacotes npm global 'npm install {{ $pkg }}' ..." ;
        npm install -g {{ $pkg }} ;
    @endforeach
@endtask

@task('npm_install', ['on' => $on])
    echo "Executando npm install ..." ;
    cd {{ $release }} ;
    npm install ;
@endtask

@task('gulp', ['on' => $on])
    echo "Executando gulp ..." ;
    cd {{ $release }} ;
    gulp ;
@endtask

@task('composer_install', ['on' => $on])
    cd {{ $release }} ;
    composer install --no-interaction --no-dev --prefer-dist ;
    composer update --no-interaction --no-dev --prefer-dist ;
    echo "Dependencias do Composer instaladas e atualizadas..."
@endtask

@task('update-symlink', ['on' => $on])
    rm -f {{ $app_path }}/current ;
    ln -fs {{ $release }} {{ $app_path }}/current ;
    echo "Link simbólico criado em {{ $app_path }}/current apontando para  {{ $release }} ..." ;
@endtask

@task('artisan_migrate', ['on' => $on])
    cd {{ $release }};
    php artisan migrate --env={{ $environment }} --force --no-interaction;
@endtask

@task('artisan_seed', ['on' => $on])
    cd {{ $release }};
    php artisan db:seed --env={{ $environment }} --force --no-interaction;
@endtask

@task('update_permissions')
    cd {{ $release }};
    chown -R www-data:www-data {{ $app_path }};
    chmod -R 755 {{ $app_path }};

    @foreach($chmods as $file => $permission)
        chmod -R {{ $permission }} {{ $release }}/{{ $file }} ;
        echo "Permissões setadas para {{ $permission }} em {{ $release }}/{{ $file }}" ;
    @endforeach
@endtask

@task('nginx_setup', ['on' => $on])

echo "Criando arquivo de configuração nginx /etc/nginx/sites-available/default";
[[ -e /etc/nginx/sites-available/default ]] && cp "/etc/nginx/sites-available/default" "/etc/nginx/sites-available/default_{{$date->format('YmdHis')}}.bak";

cat > /etc/nginx/sites-available/default << "EOF" ;
server {
    listen 80;
    server_name {{ $server_name }};
    root "{{ $app_path }}/current/public/";
 
    index index.html index.htm index.php;
 
    charset utf-8;
 
    location / {
        try_files $uri $uri/ /index.php?$query_string;
    }
 
    location = /favicon.ico { access_log off; log_not_found off; }
    location = /robots.txt  { access_log off; log_not_found off; }
 
    access_log off;
    error_log  /var/log/nginx/{{ $server_name }}/-error.log error;
 
    error_page 404 /index.php;
 
    sendfile off;
 
    location ~ \.php$ {
        fastcgi_split_path_info ^(.+\.php)(/.+)$;
        fastcgi_pass unix:/var/run/php5-fpm.sock;
        fastcgi_index index.php;
        include fastcgi_params;
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        fastcgi_intercept_errors on;
        fastcgi_buffer_size 16k;
        fastcgi_buffers 4 16k;
    }
 
    location ~ /\.ht {
        deny all;
    }
}
EOF

[[ ! -e /var/log/nginx/{{ $server_name }} ]] && mkdir -p "/var/log/nginx/{{ $server_name }}";
[[ ! -e /var/log/nginx/{{ $server_name }}/-error.log ]] && touch "/var/log/nginx/{{ $server_name }}/-error.log";
service nginx restart ;
service php5-fpm restart ;
@endtask

@task('ufw_rules', ['on' => $on])
    echo "Atualizando regras do Firewall Ufw..." ;
    @foreach($firewall['allow_ports'] as $port)
        ufw allow {{ $port }};
    @endforeach
    ufw default deny;
    ufw reload;
    echo "Certifique-se de ativar o firewall no Servidor com o comando 'ufw enable'..." ;
@endtask

@task('done', ['on' => $on])
    echo "Deploy finalizado!";
@endtask