Example fabric script

fabfile.py

from __future__ import with_statement
from fabric.api import *
from fabric.colors import *
from time import gmtime, strftime

def stage():
    env.hosts = [
       '[email protected]'
    ]

def production():
    env.hosts = [
        '[email protected]'
    ]

def backup(env='preprod'):

    if (env == 'preprod'):
       database_pwd  = 'pwd'
       database_host = 'localhost'
    elif (env == prod):
       database_pwd  = 'pwd'
       database_host = '127.0.1.2'

    print(green('Backup application'))

    now = strftime("%Y%m%d", gmtime())
    backup_name = 'backup_%(time)s' % { 'time' : now }

    run('tar cvzf  %(backup_name)s.tar.gz . --exclude .git cache %(backup_name)s.tar.gz' % { 'backup_name': backup_name })

    print(green('Backup database'))

    run('mysqldump -h%(database_host)s -ulalique -p%(database_pwd)s lalique > %(backup_name)s.sql' % {'database_host' : database_host, 'database_pwd' : database_pwd, 'backup_name' : backup_name })
    run('mkdir backup')
    run('mv %(backup_name)s.tar.gz backup' % {'backup_name' : backup_name})
    run('mv %(backup_name)s.sql backup' % {'backup_name' : backup_name})

    print(green('Backup done'))



def rollbackApp(env='preprod'):

    if (env == 'preprod'):
       database_pwd  = 'pwd'
       database_host = 'localhost'
    elif (env == prod):
       database_pwd  = 'pwd'
       database_host = '128.121.152.150'

    backup_dir = prompt('Name of the backup tar.gz ?')

    if backup_dir != '' :
        print(green('Delete of all files from the last deployment'))
        run('find . -not \( -name backup \) -exec rm -rf {} \ ');

        print(green('Deployment of the last version'))
        run('mv backup/* .')
        run('tar xvfz %(backup_dir)s' % { 'backup_dir' : backup_dir })

        print(green('Application of good rights'))
        clear()

    database_file = prompt('Name of the sql file to load ?')

    if database_file != '' :
        print(green('/!\ DROP DATABASE /!\ '))
        run('./symfony doctrine:drop-db --env=%(env)s' % {'env' : env })

        print(green('Create database '))
        run('./symfony doctrine:create-db --env=%(env)s' % {'env' : env })

        print(green('Put Data back'))
        run('mysql -h%(database_host)s -uuser -p%(database_pwd)s database < %(database_file)s' % {'database_file' : database_file })

    print(green('Rollback done'))


def deploy(dry_run=True, env='preprod'):

    print(dry_run)

    backup(env)

    print(green('Deploy application'))

    if (env == 'preprod'):
        local_path  = '.'
        user        = 'webdata_pre'
        host        = '127.0.0.1'
        remote_path = '/website/'
        local_path  = '/path/to/my/app/'
    elif (env == 'prod'):
        local_path  = '.'
        user        = 'webdata_pro'
        host        = '127.0.0.1'
        remote_path = '/website/'
        local_path  = '/path/to/my/app/'

    if (dry_run == True):
        dry_run = '--dry-run'

    else:
        dry_run = ''


    local('rsync -e ssh -rzvcl %(local_path)s %(user)s@%(host)s:%(remote_path)s --progress --delete --exclude-from=%(local_path)s/config/rsync_exclude.txt %(dry_run)s' % \

        { 'local_path': local_path, 'user': user, 'host': host, 'remote_path': remote_path, 'dry_run': dry_run })

    rsync_true = prompt('Rsync without dry_run ? [y/n]')

    if(rsync_true == 'y'):

        local('rsync -e ssh -rzvcl %(local_path)s %(user)s@%(host)s:%(remote_path)s --progress --delete --exclude-from=%(local_path)s/config/rsync_exclude.txt %(dry_run)s' % \

            { 'local_path': local_path, 'user': user, 'host': host, 'remote_path': remote_path, 'dry_run': '' })

        clear()

        print(yellow('Apply migration if needed'))
        migrate(env)

    print(yellow('Deployment is finished'))


def clear():
    print(blue('Clear project'))

    run('./symfony cc')
    run('./symfony project:permissions')
    run('chmod -R 777 /website/web/media')
    run('./symfony project:clear-controllers')

def migrate(env='preprod'):
    run('./symfony doctrine:migrate --env=%(env)s' % {'env' : env })