Files
kamal/lib/mrsk/configuration/role.rb
David Heinemeier Hansson ef9259fdd8 Hash uses except not without
2023-01-20 14:37:43 +01:00

83 lines
1.9 KiB
Ruby

class Mrsk::Configuration::Role
delegate :argumentize, to: Mrsk::Utils
attr_accessor :name
def initialize(name, config:)
@name, @config = name.inquiry, config
end
def hosts
@hosts ||= extract_hosts_from_config
end
def labels
default_labels.merge(traefik_labels).merge(custom_labels)
end
def label_args
argumentize "--label", labels
end
def env
(config.env || {}).merge(specializations["env"] || {})
end
def env_args
argumentize "-e", env
end
def cmd
specializations["cmd"]
end
def running_traefik?
name.web? || specializations["traefik"]
end
private
attr_accessor :config
def extract_hosts_from_config
if config.servers.is_a?(Array)
config.servers
else
servers = config.servers[name]
servers.is_a?(Array) ? servers : servers["hosts"]
end
end
def default_labels
{ "service" => config.service, "role" => name }
end
def traefik_labels
if running_traefik?
{
"traefik.http.routers.#{config.service}.rule" => "'PathPrefix(`/`)'",
"traefik.http.services.#{config.service}.loadbalancer.healthcheck.path" => "/up",
"traefik.http.services.#{config.service}.loadbalancer.healthcheck.interval" => "1s",
"traefik.http.middlewares.#{config.service}.retry.attempts" => "3",
"traefik.http.middlewares.#{config.service}.retry.initialinterval" => "500ms"
}
else
{}
end
end
def custom_labels
Hash.new.tap do |labels|
labels.merge!(config.labels) if config.labels.present?
labels.merge!(specializations["labels"]) if specializations["labels"].present?
end
end
def specializations
if config.servers.is_a?(Array) || config.servers[name].is_a?(Array)
{ }
else
config.servers[name].except("hosts")
end
end
end