func (self *ServiceConfig) deploy(jujuServiceId string, apiclient *juju.Client) (*DeployServiceInfo, error) {
serviceInfo := &DeployServiceInfo{}
jujuService, err := apiclient.FindService(jujuServiceId)
if err != nil {
return nil, err
}
charmUrl := self.Charm
charmInfo, err := apiclient.CharmInfo(charmUrl)
if err != nil {
log.Warn("Error reading charm: %v", charmUrl, err)
}
if charmInfo == nil {
log.Warn("Unable to find charm: %v", charmUrl)
}
charmUrl = charmInfo.URL
if jujuService == nil {
// Create new service
numUnits := self.NumberUnits
if charmInfo.Meta.Subordinate {
numUnits = -1
}
configYaml, err := makeConfigYaml(jujuServiceId, self.Options)
if err != nil {
return nil, err
}
log.Debug("Deploying with YAML: %v", configYaml)
err = apiclient.ServiceDeploy(
charmUrl,
jujuServiceId,
numUnits,
configYaml)
if err != nil {
return nil, err
}
// for retry := 0; retry < 5; retry++ {
// status, err := apiclient.GetStatus(jujuServiceId)
// if err != nil {
// return err
// }
// if status != nil {
// break
// }
// log.Info("Service was not yet visible; waiting")
// time.Sleep(1 * time.Second)
// }
} else {
existingInstance := model.MapToInstance(jujuServiceId, nil, jujuService)
existingServiceOptions := existingInstance.Options
mergedServiceOptions := map[string]string{}
{
for key, value := range existingServiceOptions {
mergedServiceOptions[key] = value
}
for key, value := range self.Options {
mergedServiceOptions[key] = value
}
}
if !reflect.DeepEqual(existingServiceOptions, mergedServiceOptions) {
err = apiclient.SetConfig(jujuServiceId, mergedServiceOptions)
if err != nil {
return nil, err
}
} else {
log.Debug("Configuration unchanged; won't reconfigure")
}
}
if !charmInfo.Meta.Subordinate { // && self.Exposed != nil {
status, err := apiclient.GetServiceStatus(jujuServiceId)
if err != nil {
return nil, err
}
if status == nil {
return nil, fmt.Errorf("Service not found: %v", jujuServiceId)
}
serviceInfo.Status = status
if status.Exposed != self.Exposed {
err = apiclient.SetExposed(jujuServiceId, self.Exposed)
if err != nil {
log.Warn("Error setting service to Exposed=%v", self.Exposed, err)
return nil, err
}
}
actualUnits := len(status.Units)
wantUnits := self.NumberUnits
if actualUnits != wantUnits {
if actualUnits < wantUnits {
_, err = apiclient.AddServiceUnits(jujuServiceId, wantUnits-actualUnits)
if err != nil {
log.Warn("Error adding units", err)
}
} else {
keys := []string{}
for key, _ := range status.Units {
keys = append(keys, key)
}
sort.Strings(keys)
// TODO: Be more intelligent about which unit to kill?
victims := keys[wantUnits:len(keys)]
for _, victim := range victims {
slash := strings.Index(victim, "/")
unitId, err := strconv.Atoi(victim[slash+1:])
if err != nil {
log.Warn("Error parsing UnitId: %v", victim)
return nil, err
}
err = apiclient.DestroyUnit(jujuServiceId, unitId)
if err != nil {
log.Warn("Error removing unit: %v/%v", jujuServiceId, unitId, err)
return nil, err
}
}
}
}
}
// for _, openPort := range self.OpenPorts {
// apiclient.Run(jujuServiceId, nil, ["open-port", openPort])
//
//// err = apiclient.OpenPort(jujuServiceId, openPort)
// if err != nil {
// log.Warn("Error opening port: %v/%v", jujuServiceId, openPort, err)
// return nil, err
// }
// }
return serviceInfo, nil
}
