def _upgrade_role(cp, role, instance_type, instances_dict):
real_role = normalize_role(role)
servers = cp.sections()
for server in servers:
roles_repr = cp.get(server, "roles")
roles = normalize_roles(roles_repr.split(","))
if real_role in roles:
_upgrade_server(cp, server, instance_type, instances_dict)
def _sync_role_ip(cp, role, instances_dict):
real_role = normalize_role(role)
servers = cp.sections()
for server in servers:
roles_repr = cp.get(server, "roles")
roles = normalize_roles(roles_repr.split(","))
if real_role in roles:
_sync_server_ip(cp, server, instances_dict)
def _deploy_server(source, cp, server, version=None, build_only=False, check_deps=False):
'''
Detail deploy actions to a single server.
'''
setup_host(cp, server)
roles_repr = cp.get(server, 'roles')
print 'Server : %s, Source : %s, Roles : %s' % (server, source, roles_repr)
roles = normalize_roles(roles_repr.split(','))
_deploy_role(source, cp, server, roles, version, build_only=build_only, check_deps=check_deps)
def perpare_args(source, confset, version=None, roles=None):
cp = load_confset_config(confset)
if not svc.check_path(source) and os.path.isdir(source):
source = os.path.abspath(source)
if not version:
version = svc.get_version(source)
if roles:
roles = normalize_roles(roles)
return cp, source, version, roles
def deploy_role(source, confset, servers, roles, version=None, build_only=False, check_deps=False):
'''
Deploy a single role to a single role.
'''
cp, source, version, roles = perpare_args(source, confset, version=version, roles=roles)
if not servers:
servers = cp.sections()
for server in servers:
roles_repr = cp.get(server, 'roles')
server_roles = normalize_roles(roles_repr.split(','))
target_roles = server_roles & roles if roles else server_roles
if not target_roles:
continue
setup_host(cp, server)
print 'Deploying roles:%s to server:%s...' % (",".join(target_roles), server)
_deploy_role(source, cp, server, target_roles, version, build_only=False, check_deps=check_deps)
