def deploy():
"""Checks whether everything is ready for deployment"""
step('Checking whether we are on the expected branch...')
with settings(warn_only=True), hide('everything'):
branch = run_local('git symbolic-ref -q --short HEAD', capture=True)
if not branch:
abort(red('No branch checked out, cannot continue.', bold=True))
if branch != env.box_branch:
puts(red(
'Warning: The currently checked out branch is \'%s\', but'
' the environment \'%s\' runs on \'%s\'.' % (
branch, env.box_environment, env.box_branch)))
if not confirm('Continue deployment?', default=False):
abort('Aborting.')
execute('check.check')
execute('check.test')
# XXX Maybe even execute('check.primetime') if deploying to production?
with cd('%(box_domain)s'):
step('\nChecking for uncommitted changes on the server...')
result = run('git status --porcelain')
if result:
abort(red('Uncommitted changes detected, aborting deployment.'))
def load_db(filename=None):
"""Loads a dump into the database"""
env.box_dump_filename = filename
if not filename:
abort(red('Dump missing. "fab server.load_db:filename"', bold=True))
if not os.path.exists(filename):
abort(red('"%(box_dump_filename)s" does not exist.' % env, bold=True))
if not confirm(
'Completely replace the remote database'
' "%(box_database)s" (if it exists)?', default=False):
return
run(
'psql -c "DROP DATABASE IF EXISTS %(box_database)s"')
run(
'createdb %(box_database)s --encoding=UTF8 --template=template0'
' --owner=%(box_database)s')
run_local(
'cat %(box_dump_filename)s |'
'ssh %(host_string)s "source .profile && psql %(box_database)s"')
run(
'psql %(box_database)s -c "REASSIGN OWNED BY admin '
' TO %(box_database)s"')
def deploy():
"""Checks whether everything is ready for deployment"""
step('Checking whether we are on the expected branch...')
with settings(warn_only=True), hide('everything'):
branch = run_local('git symbolic-ref -q --short HEAD', capture=True)
if not branch:
abort(red('No branch checked out, cannot continue.', bold=True))
if branch != env.box_branch:
puts(
red('Warning: The currently checked out branch is \'%s\', but'
' the environment \'%s\' runs on \'%s\'.' %
(branch, env.box_environment, env.box_branch)))
if not confirm('Continue deployment?', default=False):
abort('Aborting.')
execute('check.check')
execute('check.test')
# XXX Maybe even execute('check.primetime') if deploying to production?
with cd('%(box_domain)s'):
step('\nChecking for uncommitted changes on the server...')
result = run('git status --porcelain')
if result:
abort(red('Uncommitted changes detected, aborting deployment.'))
def create_and_migrate_database():
"""Creates and migrates a Postgres database"""
if not confirm("Completely replace the local database" ' "%(box_database_local)s" (if it exists)?'):
return
run_local("dropdb --if-exists %(box_database_local)s")
run_local("createdb %(box_database_local)s" " --encoding=UTF8 --template=template0")
run_local("venv/bin/python manage.py migrate")
def pull_mediafiles():
"""Pulls all mediafiles from the server. Beware, it is possible that this
command pulls down several GBs!"""
if not confirm('Completely replace local mediafiles?'):
return
rsync_project(
local_dir='media/',
remote_dir='%(box_domain)s/media/' % env,
delete=False, # Devs can take care of their media folders.
upload=False,
)
def create_and_migrate_database():
"""Creates and migrates a Postgres database"""
if not confirm('Completely replace the local database'
' "%(box_database_local)s" (if it exists)?'):
return
run_local('dropdb --if-exists %(box_database_local)s')
run_local('createdb %(box_database_local)s'
' --encoding=UTF8 --template=template0')
run_local('venv/bin/python manage.py migrate')
def pull_mediafiles():
"""Pulls all mediafiles from the server. Beware, it is possible that this
command pulls down several GBs!"""
if not confirm('Completely replace local mediafiles?'):
return
rsync_project(
local_dir='media/',
remote_dir='%(box_domain)s/media/' % env,
delete=False, # Devs can take care of their media folders.
upload=False,
)
def pull_database():
"""Pulls the database contents from the server, dropping the local
database first (if it exists)"""
if not confirm('Completely replace the local database'
' "%(box_database_local)s" (if it exists)?'):
return
run_local('dropdb --if-exists %(box_database_local)s')
run_local('createdb %(box_database_local)s'
' --encoding=UTF8 --template=template0')
run_local('ssh %(host_string)s "source .profile &&'
' pg_dump %(box_database)s'
' --no-privileges --no-owner --no-reconnect"'
' | psql %(box_database_local)s')
def pull_database():
"""Pulls the database contents from the server, dropping the local
database first (if it exists)"""
if not confirm("Completely replace the local database" ' "%(box_database_local)s" (if it exists)?'):
return
run_local("dropdb --if-exists %(box_database_local)s")
run_local("createdb %(box_database_local)s" " --encoding=UTF8 --template=template0")
run_local(
'ssh %(host_string)s "source .profile &&'
" pg_dump %(box_database)s"
' --no-privileges --no-owner --no-reconnect"'
" | psql %(box_database_local)s"
)
def copy_data_from(environment=None):
"""
Copy the database from one environment to another. Usually from production
to stage.
Usage: ``fab s server.copy_data_from:production``.
:param environment: the source environment
"""
if env.get('box_hardwired_environment'):
abort(red('Cannot continue with a hardwired environment.'))
if environment not in env.box_environments:
abort(red('Invalid environment %s.' % environment))
source = env.box_environments[environment]
target = env.box_environments[env.get('box_environment')]
if source == target:
abort(red(
'Source environment %s must not equal target environment %s.'
% (environment, env.get('box_environment'))))
if source['servers'][0] != target['servers'][0]:
abort(red('The environments have to be on the same server, sorry!'))
puts('Copying data from {0} to {1}'.format(
source['remote'], target['remote']))
if not confirm(
'Completely replace the remote database'
' "%(box_database)s" (if it exists)?', default=False):
return
for key, value in source.items():
env['source_%s' % key] = value
with settings(warn_only=True):
run('dropdb %(box_database)s')
run(
'createdb %(box_database)s --encoding=UTF8 --template=template0'
' --owner=%(box_database)s')
run(
'pg_dump %(source_database)s'
' --no-privileges --no-owner --no-reconnect'
' | psql %(box_database)s')
run(
'psql %(box_database)s -c "REASSIGN OWNED BY admin '
' TO %(box_database)s"')
with cd(env.box_domain):
run('cp -al ~/%(source_domain)s/media/* media/')
run('sctl restart %(box_domain)s:*')
def create_and_migrate_database():
"""Creates and migrates a Postgres database"""
if not confirm(
'Completely replace the local database'
' "%(box_database_local)s" (if it exists)?'):
return
run_local(
'dropdb --if-exists %(box_database_local)s')
run_local(
'createdb %(box_database_local)s'
' --encoding=UTF8 --template=template0')
with settings(warn_only=True):
run_local('venv/bin/python manage.py makemigrations elephantblog')
run_local('venv/bin/python manage.py makemigrations page')
run_local('venv/bin/python manage.py migrate')
def remove_host():
if not confirm(
'Really remove the host "%(box_domain)s" and all associated data?',
default=False):
return
run('sudo nine-manage-vhosts virtual-host remove %(box_domain)s')
run('rm supervisor/conf.d/%(box_domain)s.conf')
run('sctl reload')
with cd(env.box_domain):
env.box_datetime = datetime.now().strftime('%Y-%m-%d-%s')
run('pg_dump %(box_database)s'
' --no-privileges --no-owner --no-reconnect'
' > %(box_database)s-%(box_environment)s-%(box_datetime)s.sql')
run('dropdb %(box_database)s')
run('dropuser %(box_database)s')
puts(
red('The folder ~/%(box_domain)s on the server has not been removed. The'
' "tmp" subfolder also contains a fresh database dump.' % env))
def remove_host():
if not confirm(
'Really remove the host "%(box_domain)s" and all associated data?',
default=False):
return
run('sudo nine-manage-vhosts virtual-host remove %(box_domain)s')
run('rm supervisor/conf.d/%(box_domain)s.conf')
run('sctl reload')
with cd(env.box_domain):
env.box_datetime = datetime.now().strftime('%Y-%m-%d-%s')
run(
'pg_dump %(box_database)s'
' --no-privileges --no-owner --no-reconnect'
' > %(box_database)s-%(box_environment)s-%(box_datetime)s.sql')
run('dropdb %(box_database)s')
run('dropuser %(box_database)s')
puts(red(
'The folder ~/%(box_domain)s on the server has not been removed. The'
' "tmp" subfolder also contains a fresh database dump.' % env))
