func (context *statusContext) processUnit(unit *state.Unit, serviceCharm string) params.UnitStatus {
var result params.UnitStatus
addr, err := unit.PublicAddress()
if err != nil {
// Usually this indicates that no addresses have been set on the
// machine yet.
addr = network.Address{}
logger.Debugf("error fetching public address: %v", err)
}
result.PublicAddress = addr.Value
unitPorts, _ := unit.OpenedPorts()
for _, port := range unitPorts {
result.OpenedPorts = append(result.OpenedPorts, port.String())
}
if unit.IsPrincipal() {
result.Machine, _ = unit.AssignedMachineId()
}
curl, _ := unit.CharmURL()
if serviceCharm != "" && curl != nil && curl.String() != serviceCharm {
result.Charm = curl.String()
}
workloadVersion, err := unit.WorkloadVersion()
if err == nil {
result.WorkloadVersion = workloadVersion
} else {
logger.Debugf("error fetching workload version: %v", err)
}
processUnitAndAgentStatus(unit, &result)
if subUnits := unit.SubordinateNames(); len(subUnits) > 0 {
result.Subordinates = make(map[string]params.UnitStatus)
for _, name := range subUnits {
subUnit := context.unitByName(name)
// subUnit may be nil if subordinate was filtered out.
if subUnit != nil {
result.Subordinates[name] = context.processUnit(subUnit, serviceCharm)
}
}
}
if leader := context.leaders[unit.ApplicationName()]; leader == unit.Name() {
result.Leader = true
}
return result
}