// describeEc2Instances Describes EC2 instances by container istance ID
func describeEc2Instances(svc *ecs.ECS, cluster *string, containerInstances []*string) (*ec2.DescribeInstancesOutput, error) {
params := &ecs.DescribeContainerInstancesInput{
Cluster: cluster,
ContainerInstances: containerInstances,
}
ins, err := svc.DescribeContainerInstances(params)
if err != nil {
return nil, err
}
insfail := cli.Failure(ins.Failures, err)
if insfail != nil {
return nil, insfail
}
var ec2Instances = make([]*string, len(ins.ContainerInstances))
for i, v := range ins.ContainerInstances {
ec2Instances[i] = v.Ec2InstanceId
}
ec2client := ec2.New(sess.InitSession())
ec2params := &ec2.DescribeInstancesInput{
DryRun: aws.Bool(false),
InstanceIds: ec2Instances,
}
return ec2client.DescribeInstances(ec2params)
}
// Run Main entry point, which runs a command or display a help message.
func Run(command string, commands map[string]Command, args []string) ([]*string, error) {
svc := ecs.New(sess.InitSession())
var input string
if len(args) > 0 {
input = args[0]
}
if cmd, ok := commands[input]; ok {
if len(args) > 1 && args[1] == "help" {
fmt.Fprintf(os.Stderr, "\n # "+input+"\n "+cmd.Desc+"\n\n Parameters:\n")
cmd.Help(args).PrintDefaults()
return nil, nil
}
ret, err := cmd.Cmd(svc, args[1:]) //func(*ecs.ECS, []string) ([]*string, error))(svc, args[1:])
return ret, err
}
PrintHelp(command, commands, args)
return nil, nil
}
func consulDefinition(hostname *string, serverIP *string, advertiseIP *string) *ecs.ContainerDefinition {
c := ecs.ContainerDefinition{}
c.Name = aws.String("kinja-consul-agent")
c.Hostname = hostname
c.Image = aws.String("progrium/consul")
c.Cpu = aws.Int64(156)
c.Memory = aws.Int64(256)
c.Essential = aws.Bool(true)
c.PortMappings = []*ecs.PortMapping{
&ecs.PortMapping{
ContainerPort: aws.Int64(8301),
HostPort: aws.Int64(8301),
Protocol: aws.String("tcp"),
},
&ecs.PortMapping{
ContainerPort: aws.Int64(8301),
HostPort: aws.Int64(8301),
Protocol: aws.String("udp"),
},
&ecs.PortMapping{
ContainerPort: aws.Int64(8400),
HostPort: aws.Int64(8400),
Protocol: aws.String("tcp"),
},
&ecs.PortMapping{
ContainerPort: aws.Int64(8500),
HostPort: aws.Int64(8500),
Protocol: aws.String("tcp"),
},
&ecs.PortMapping{
ContainerPort: aws.Int64(53),
HostPort: aws.Int64(53),
Protocol: aws.String("udp"),
},
}
c.MountPoints = []*ecs.MountPoint{
&ecs.MountPoint{
ContainerPath: aws.String("/data"),
SourceVolume: aws.String("consul-vol"),
ReadOnly: aws.Bool(false),
},
&ecs.MountPoint{
ContainerPath: aws.String("/var/run/docker.sock"),
SourceVolume: aws.String("consul-socket"),
ReadOnly: aws.Bool(false),
},
&ecs.MountPoint{
ContainerPath: aws.String("/etc/consul"),
SourceVolume: aws.String("consul-config"),
ReadOnly: aws.Bool(false),
},
}
session := sess.InitSession()
c.Command = []*string{
aws.String("--join " + *serverIP),
//aws.String("--advertise $(curl -s http://169.254.169.254/latest/meta-data/local-ipv4)"),
aws.String("--advertise " + *advertiseIP),
aws.String("-dc " + *session.Config.Region),
aws.String("--config-file /etc/consul/consul.json"),
}
return &c
}