func containerDef(family *string, containerPort *int64, hostPort *int64, image *string, cpu *int64, memory *int64, essential bool, links []*string) *ecs.ContainerDefinition {
portMapping := &ecs.PortMapping{
ContainerPort: containerPort,
HostPort: hostPort,
Protocol: aws.String("tcp"),
}
mountPoint := &ecs.MountPoint{
ContainerPath: aws.String("/var/www/" + (*family) + "-vol"),
SourceVolume: aws.String(*family + "-vol"),
ReadOnly: aws.Bool(false),
}
c := ecs.ContainerDefinition{}
c.Name = aws.String(*family + "-app")
c.Image = image
c.Cpu = cpu
c.Memory = memory
c.Essential = aws.Bool(essential)
c.Links = links
if *hostPort != 0 {
c.PortMappings = []*ecs.PortMapping{portMapping}
}
c.MountPoints = []*ecs.MountPoint{mountPoint}
return &c
}
//
// Called by createTask() above. Given a filename, parse the JSON file and create a ContainerDefinition
// struct that can be passed to the SDK to create the task definition.
//
func makeTaskDefinition(taskFile string) (ecs.ContainerDefinition, string) {
var taskJSON TaskDefn
// Do it the easy way and read in the whole file. A JSON file's not going to be very large.
fileBytes, err := ioutil.ReadFile(taskFile)
CheckError(fmt.Sprintf("Error reading task file %s", taskFile), err)
err = json.Unmarshal(fileBytes, &taskJSON)
CheckError(fmt.Sprintf("Error reading task file %s", taskFile), err)
// TODO: Support more than one if it's ever needed.
if len(taskJSON.ContainerDefinitions) > 1 {
fmt.Println("Right now I only support a single ContainerDefinition, sorry. Please edit and try again.")
os.Exit(1)
}
// Now let's construct our Container Definition object, which is a lot of boring copying of fields.
var defn ecs.ContainerDefinition
defn.Cpu = &taskJSON.ContainerDefinitions[0].CPU
var commands = make([]*string, 0)
for i := 0; i < len(taskJSON.ContainerDefinitions[0].Command); i++ {
commands = append(commands, &taskJSON.ContainerDefinitions[0].Command[i])
}
defn.Command = commands
var entrypoints = make([]*string, 0)
for i := 0; i < len(taskJSON.ContainerDefinitions[0].EntryPoint); i++ {
entrypoints = append(entrypoints, &taskJSON.ContainerDefinitions[0].EntryPoint[i])
}
defn.EntryPoint = entrypoints
var environments = make([]*ecs.KeyValuePair, 0)
for i := 0; i < len(taskJSON.ContainerDefinitions[0].Environment); i++ {
var keyval ecs.KeyValuePair
keyval.Name = taskJSON.ContainerDefinitions[0].Environment[i].Name
keyval.Value = taskJSON.ContainerDefinitions[0].Environment[i].Value
environments = append(environments, &keyval)
}
defn.Environment = environments
defn.Essential = &taskJSON.ContainerDefinitions[0].Essential
defn.Image = &taskJSON.ContainerDefinitions[0].Image
defn.Memory = &taskJSON.ContainerDefinitions[0].Memory
defn.Name = &taskJSON.ContainerDefinitions[0].Name
var ports = make([]*ecs.PortMapping, 0)
for i := 0; i < len(taskJSON.ContainerDefinitions[0].PortMappings); i++ {
var portmap ecs.PortMapping
portmap.ContainerPort = taskJSON.ContainerDefinitions[0].PortMappings[i].ContainerPort
portmap.HostPort = taskJSON.ContainerDefinitions[0].PortMappings[i].HostPort
ports = append(ports, &portmap)
}
defn.PortMappings = ports
return defn, taskJSON.Family
}
func registratorDefinition(hostname *string, advertiseIP *string) *ecs.ContainerDefinition {
c := ecs.ContainerDefinition{}
c.Name = aws.String("kinja-consul-registrator")
c.Hostname = hostname
c.Image = aws.String("gliderlabs/registrator:latest")
c.Cpu = aws.Int64(100)
c.Memory = aws.Int64(64)
c.Essential = aws.Bool(true)
c.MountPoints = []*ecs.MountPoint{
&ecs.MountPoint{
ContainerPath: aws.String("/tmp/docker.sock"),
SourceVolume: aws.String("consul-socket"),
ReadOnly: aws.Bool(false),
},
}
c.Command = []*string{
//aws.String("-ip $(curl -s http://169.254.169.254/latest/meta-data/local-ipv4)"),
aws.String("-ip=" + *advertiseIP),
aws.String("consul://" + *advertiseIP + ":8500"),
}
return &c
}
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
}
