# Tag to add a restart policy on all containers
#
# Examples:
# tags:
#   - docker-services-restart:
#       policy: always
#       services:
#         - srv1
#         - mysqldb

# Default imports
local user_data = std.parseJson(std.extVar('user_data'));
local docker_data = std.parseJson(std.extVar('docker_data'));

# Internal vars
local docker_services = std.get(docker_data, 'services', default={});
local docker_services_names = std.objectFields(docker_services);

# User options with defaults
local services_names = std.get(user_data, 'services', default=docker_services_names);
local policy = std.get(user_data, 'policy', default='unless-stopped');

# Process
docker_data +
{ 
  services+: {
    [svc_name]+: { restart: policy } for svc_name in services_names
    },
}