func newScheduler(config Config) *Scheduler {
c := ecsutil.NewClient(config.AWS)
return &Scheduler{
cluster: config.Cluster,
serviceRole: config.ServiceRole,
ecs: c,
logConfiguration: config.LogConfiguration,
}
}
// NewScheduler returns a new Scehduler implementation that:
//
// * Creates services with ECS.
func NewScheduler(config Config) (*Scheduler, error) {
c := ecsutil.NewClient(config.AWS)
// Create the ECS Scheduler
var pm ProcessManager = &ecsProcessManager{
cluster: config.Cluster,
serviceRole: config.ServiceRole,
ecs: c,
}
return &Scheduler{
cluster: config.Cluster,
ProcessManager: pm,
ecs: c,
}, nil
}
// NewLoadBalancedScheduler returns a new Scheduler instance that:
//
// * Creates services with ECS.
// * Creates internal or external ELBs for ECS services.
// * Creates a CNAME record in route53 under the internal TLD.
func NewLoadBalancedScheduler(config Config) (*Scheduler, error) {
if err := validateLoadBalancedConfig(config); err != nil {
return nil, err
}
c := ecsutil.NewClient(config.AWS)
// Create the ECS Scheduler
var pm ProcessManager = &ecsProcessManager{
cluster: config.Cluster,
serviceRole: config.ServiceRole,
ecs: c,
logConfiguration: config.LogConfiguration,
}
// Create the ELB Manager
elb := lb.NewELBManager(config.AWS)
elb.InternalSecurityGroupID = config.InternalSecurityGroupID
elb.ExternalSecurityGroupID = config.ExternalSecurityGroupID
elb.InternalSubnetIDs = config.InternalSubnetIDs
elb.ExternalSubnetIDs = config.ExternalSubnetIDs
// Compose the LB Manager
var lbm lb.Manager = elb
n := lb.NewRoute53Nameserver(config.AWS)
n.ZoneID = config.ZoneID
lbm = lb.WithCNAME(lbm, n)
lbm = lb.WithLogging(lbm)
pm = &LBProcessManager{
ProcessManager: pm,
lb: lbm,
}
return &Scheduler{
cluster: config.Cluster,
ProcessManager: pm,
ecs: c,
}, nil
}