func (g *Godspeed) LoadPlugins() {
// Load Configuration
var err error
var confLoader *plugo.ConfigLoader
c := &PluginConfig{}
if g.config.ConfigFile != "" {
confLoader = &plugo.ConfigLoader{}
err = confLoader.LoadFromFile(g.config.ConfigFile, &c)
if err != nil {
log.Fatalf("Unable to read configuration file: %s", err.Error())
}
} else {
log.Fatal("No config file provided")
}
log.SetLevel(log.LogLevel(c.LogLevel))
// Load all plugins
g.DeploymentStrategies = make([]DeploymentStrategy, len(c.Deployment))
plugins := plugo.LoadPluginsWithConfig(confLoader, c.Deployment)
for i, p := range plugins {
log.Debug("Loading plugin\t" + log.Colorize(log.YELLOW, c.Deployment[i].Name))
g.DeploymentStrategies[i] = p.(DeploymentStrategy)
}
}
func (s *ECSDeploymentStrategy) createOrUpdateService() {
exists := s.serviceExists(s.Service.Name)
// If service does not exist...
if !exists {
log.Info(fmt.Sprintf("Service %s not created, creating...", s.Service.Name))
params := &ecs.CreateServiceInput{
DesiredCount: aws.Int64(1), // Required
ServiceName: aws.String(s.Service.Name), // Required
TaskDefinition: aws.String(s.taskDefinitionARN),
Cluster: aws.String(s.ClusterName),
LoadBalancers: []*ecs.LoadBalancer{
{ // Required
ContainerName: aws.String(s.Service.Application),
ContainerPort: aws.Int64(80),
LoadBalancerName: aws.String(s.ElbId),
},
},
Role: aws.String("ecsServiceRole"),
}
_, err := s.ecs.CreateService(params)
if err != nil {
log.Fatal(err.Error())
return
}
} else {
log.Info(fmt.Sprintf("Service %s already created, updating...", s.Service.Name))
params := &ecs.UpdateServiceInput{
DesiredCount: aws.Int64(1), // Required
Service: aws.String(s.Service.Name), // Required
TaskDefinition: aws.String(s.taskDefinitionARN),
Cluster: aws.String(s.ClusterName),
}
_, err := s.ecs.UpdateService(params)
if err != nil {
log.Fatal(err.Error())
return
}
}
}
func (s ShellDeploymentStrategy) runCommand(c string) error {
// Create command string
cmd := s.createCommand(c)
log.Info(" --> Running command: %s", c)
// Create command string
out, err := cmd.Output()
if err != nil {
log.Fatal(fmt.Sprintf("Script '%s' with args '%v' not found or is not executable: %v", cmd.Path, cmd.Args, err))
return err
}
log.Info(log.Colorize(log.CYAN, fmt.Sprintf("%s", out)))
return nil
}
func (s *ECSDeploymentStrategy) serviceExists(service string) bool {
params := &ecs.DescribeServicesInput{
Services: []*string{
aws.String(service),
},
Cluster: aws.String(s.ClusterName),
}
resp, err := s.ecs.DescribeServices(params)
if err != nil {
log.Fatal(err.Error())
return false
}
if len(resp.Services) > 0 && *resp.Services[0].Status == "ACTIVE" {
return true
}
return false
}