def cluster(cluster_name):
"""Load and configure the cluster on the Fabric environment."""
# moved to the first line to auto configure the chef api
env.roledefs = chef_roledefs(hostname_attr=['ipaddress'])
cluster = Cluster.TYPES.get(cluster_name)
if cluster is None:
loader = YAMLLoader(cluster_name)
cluster = loader.load()
for facet in cluster.facets:
create_nodes(cluster, facet)
# update list of hosts
hosts = facet.nodes.keys()
#env.hosts.extend(hosts)
# update env
env.cluster = cluster
env.cluster_name = cluster.name
env.user = env.cluster.cloud.user
# update the roledefs and set the cluster role
env.roledefs[env.cluster_name] = env.cluster.hosts
env.roles.append(env.cluster_name)
# get chef_environment from the cluster when not specified
if not getattr(env, 'chef_environment', None):
env.chef_environment = env.cluster.environment
def update_roledefs(environment):
"""Update Fabric's role definitions with our chef based roles.
:param environment: The chef environment to search for.
:type environment: string
"""
roledefs = chef_roledefs(
hostname_attr=['ipaddress'],
environment=environment,
)
role_database = api.env.get('role_database', None)
if role_database:
api.env.roledefs['database'] = roledefs.get(role_database)
role_frontend = api.env.get('role_frontend')
if role_frontend:
api.env.roledefs['frontend'] = roledefs.get(role_frontend)
role_staging = api.env.get('role_staging')
if role_staging:
api.env.roledefs['staging'] = roledefs.get(role_staging)
role_worker = api.env.get('role_worker')
if role_worker:
api.env.roledefs['worker'] = roledefs.get(role_worker)
from fabric.api import *
from fabric.decorators import task, roles
from chef.fabric import chef_roledefs
### set me. full path to where your AWS key file is located. ###
env.key_filename = ""
env.user = "******"
env.roledefs = chef_roledefs(hostname_attr="ec2.public_hostname")
@task
@roles("base")
def chef_client():
sudo("chef-client")
from fabric.api import env, sudo, roles, task
from chef.fabric import chef_roledefs
# Setup our roles based on chef roles
env.roledefs = chef_roledefs()
@task
@roles("pypi")
def deploy():
sudo("chef-client")
