// Deploy uses juju deploy to create a new service
func (jj *Juju) Deploy(user, service string) (*simplejson.Json, error) {
args := []string{"deploy", "--show-log"}
id := jj.id(user, service)
report := JSON(fmt.Sprintf(`{"time": "%s"}`, time.Now()))
log.Infof("deploy juju service: %s\n", id)
// Get charms location
storePath, storePrefix, err := jj.Charmstore(service)
if err != nil {
return EmptyJSON(), err
}
if storePrefix == "local" {
args = append(args, "--repository")
args = append(args, storePath)
}
// Add final service syntax to deploy
args = append(args, fmt.Sprintf("%s:%s/%s", storePrefix, defaultSeries, service))
args = append(args, id)
// Read and dump user configuration
confPath, err := jj.fetchConfig(user, service)
if err != nil {
return EmptyJSON(), err
}
if confPath != "" {
args = append(args, "--config")
args = append(args, confPath)
}
// Charm deployment
log.Infof("enqueue process")
client, err := goresque.Dial(redisURL)
if err != nil {
return EmptyJSON(), err
}
client.Enqueue(workerClass, "fork", jj.Path, args)
report.Set("deployed", id)
report.Set("provider", "juju")
report.Set("arguments", args)
report.Set("series", defaultSeries)
return report, nil
}
// AddRelation links two juju services
func (jj *Juju) AddRelation(user, serviceOne, serviceTwo string) (*simplejson.Json, error) {
idOne := jj.id(user, serviceOne)
idTwo := jj.id(user, serviceTwo)
report := JSON(fmt.Sprintf(`{"time": "%s"}`, time.Now()))
log.Infof("add juju relation: %s -> %s\n", idOne, idTwo)
args := []string{"add-relation", "--show-log", idOne, idTwo}
client, err := goresque.Dial(redisURL)
if err != nil {
return EmptyJSON(), err
}
log.Infof("enqueue add-relation")
client.Enqueue(workerClass, "fork", jj.Path, args)
report.Set("provider", "juju")
report.Set("plugged", fmt.Sprintf("%s -> %s", idOne, idTwo))
report.Set("relation arguments", args)
return report, nil
}
// Destroy uses juju destroy to remove a service
func (jj *Juju) Destroy(user, service string) (*simplejson.Json, error) {
id := jj.id(user, service)
report := JSON(fmt.Sprintf(`{"time": "%s"}`, time.Now()))
log.Infof("destroy juju service: %s\n", id)
//Note For now this is massive and basic destruction
unitArgs := []string{"destroy-unit", id + "/0", "--show-log"}
serviceArgs := []string{"destroy-service", id, "--show-log"}
cmd := exec.Command("juju", "status", id, "--format", "json")
output, err := cmd.CombinedOutput()
if err != nil {
return EmptyJSON(), err
}
status, err := simplejson.NewJson(output)
machineID, err := status.GetPath("services", id, "units", id+"/0", "machine").String()
if err != nil {
return EmptyJSON(), err
}
machineArgs := []string{"destroy-machine", machineID, "--show-log"}
client, err := goresque.Dial(redisURL)
if err != nil {
return EmptyJSON(), err
}
log.Infof("enqueue destroy-unit")
client.Enqueue(workerClass, "fork", jj.Path, unitArgs)
time.Sleep(5 * time.Second)
log.Infof("enqueue destroy-service")
client.Enqueue(workerClass, "fork", jj.Path, serviceArgs)
time.Sleep(5 * time.Second)
log.Infof("enqueue destroy-machine")
client.Enqueue(workerClass, "fork", jj.Path, machineArgs)
report.Set("provider", "juju")
report.Set("unit destroyed", id+"/0")
report.Set("service destroyed", id)
report.Set("machine destroyed", machineID)
report.Set("unit arguments", unitArgs)
report.Set("service arguments", serviceArgs)
report.Set("machine arguments", machineArgs)
return report, nil
}