// startService creates a new data value for tracking details of the
// service and starts watching the service for exposure changes.
func (fw *Firewaller) startService(service *state.Service) error {
serviced := &serviceData{
fw: fw,
service: service,
exposed: service.IsExposed(),
unitds: make(map[string]*unitData),
}
fw.serviceds[service.Name()] = serviced
go serviced.watchLoop(serviced.exposed)
return nil
}
func (context *statusContext) processService(service *state.Service) (status serviceStatus) {
url, _ := service.CharmURL()
status.Charm = url.String()
status.Exposed = service.IsExposed()
status.Life = processLife(service)
var err error
status.Relations, status.SubordinateTo, err = context.processRelations(service)
if err != nil {
status.Err = err
return
}
if service.IsPrincipal() {
status.Units = context.processUnits(context.units[service.Name()])
}
return status
}
func processService(service *state.Service) (map[string]interface{}, error) {
r := m()
ch, _, err := service.Charm()
if err != nil {
return nil, err
}
r["charm"] = ch.String()
r["exposed"] = service.IsExposed()
// TODO(dfc) service.IsSubordinate() ?
units, err := service.AllUnits()
if err != nil {
return nil, err
}
u := checkError(processUnits(units))
if len(u) > 0 {
r["units"] = u
}
// TODO(dfc) process relations
return r, nil
}