traefik/provider/ecs_test.go

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package provider
import (
"reflect"
"testing"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/ec2"
"github.com/aws/aws-sdk-go/service/ecs"
)
func makeEcsInstance(containerDef *ecs.ContainerDefinition) ecsInstance {
container := &ecs.Container{
Name: containerDef.Name,
NetworkBindings: make([]*ecs.NetworkBinding, len(containerDef.PortMappings)),
}
for i, pm := range containerDef.PortMappings {
container.NetworkBindings[i] = &ecs.NetworkBinding{
HostPort: pm.HostPort,
ContainerPort: pm.ContainerPort,
Protocol: pm.Protocol,
BindIP: aws.String("0.0.0.0"),
}
}
return ecsInstance{
Name: "foo-http",
ID: "123456789abc",
task: &ecs.Task{
Containers: []*ecs.Container{container},
},
taskDefinition: &ecs.TaskDefinition{
ContainerDefinitions: []*ecs.ContainerDefinition{containerDef},
},
container: container,
containerDefinition: containerDef,
machine: &ec2.Instance{
PrivateIpAddress: aws.String("10.0.0.0"),
State: &ec2.InstanceState{
Name: aws.String(ec2.InstanceStateNameRunning),
},
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},
}
}
func simpleEcsInstance(labels map[string]*string) ecsInstance {
return makeEcsInstance(&ecs.ContainerDefinition{
Name: aws.String("http"),
PortMappings: []*ecs.PortMapping{{
HostPort: aws.Int64(80),
ContainerPort: aws.Int64(80),
Protocol: aws.String("tcp"),
}},
DockerLabels: labels,
})
}
func TestEcsProtocol(t *testing.T) {
cases := []struct {
expected string
instanceInfo ecsInstance
}{
{
expected: "http",
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
{
expected: "https",
instanceInfo: simpleEcsInstance(map[string]*string{
"traefik.protocol": aws.String("https"),
}),
},
}
for i, c := range cases {
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value := c.instanceInfo.Protocol()
if value != c.expected {
t.Fatalf("Should have been %v, got %v (case %d)", c.expected, value, i)
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}
}
}
func TestEcsHost(t *testing.T) {
cases := []struct {
expected string
instanceInfo ecsInstance
}{
{
expected: "10.0.0.0",
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
}
for i, c := range cases {
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value := c.instanceInfo.Host()
if value != c.expected {
t.Fatalf("Should have been %v, got %v (case %d)", c.expected, value, i)
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}
}
}
func TestEcsPort(t *testing.T) {
cases := []struct {
expected string
instanceInfo ecsInstance
}{
{
expected: "80",
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
}
for i, c := range cases {
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value := c.instanceInfo.Port()
if value != c.expected {
t.Fatalf("Should have been %v, got %v (case %d)", c.expected, value, i)
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}
}
}
func TestEcsWeight(t *testing.T) {
cases := []struct {
expected string
instanceInfo ecsInstance
}{
{
expected: "0",
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
{
expected: "10",
instanceInfo: simpleEcsInstance(map[string]*string{
"traefik.weight": aws.String("10"),
}),
},
}
for i, c := range cases {
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value := c.instanceInfo.Weight()
if value != c.expected {
t.Fatalf("Should have been %v, got %v (case %d)", c.expected, value, i)
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}
}
}
func TestEcsPassHostHeader(t *testing.T) {
cases := []struct {
expected string
instanceInfo ecsInstance
}{
{
expected: "true",
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
{
expected: "false",
instanceInfo: simpleEcsInstance(map[string]*string{
"traefik.frontend.passHostHeader": aws.String("false"),
}),
},
}
for i, c := range cases {
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value := c.instanceInfo.PassHostHeader()
if value != c.expected {
t.Fatalf("Should have been %v, got %v (case %d)", c.expected, value, i)
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}
}
}
func TestEcsPriority(t *testing.T) {
cases := []struct {
expected string
instanceInfo ecsInstance
}{
{
expected: "0",
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
{
expected: "10",
instanceInfo: simpleEcsInstance(map[string]*string{
"traefik.frontend.priority": aws.String("10"),
}),
},
}
for i, c := range cases {
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value := c.instanceInfo.Priority()
if value != c.expected {
t.Fatalf("Should have been %v, got %v (case %d)", c.expected, value, i)
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}
}
}
func TestEcsEntryPoints(t *testing.T) {
cases := []struct {
expected []string
instanceInfo ecsInstance
}{
{
expected: []string{},
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
{
expected: []string{"http"},
instanceInfo: simpleEcsInstance(map[string]*string{
"traefik.frontend.entryPoints": aws.String("http"),
}),
},
{
expected: []string{"http", "https"},
instanceInfo: simpleEcsInstance(map[string]*string{
"traefik.frontend.entryPoints": aws.String("http,https"),
}),
},
}
for i, c := range cases {
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value := c.instanceInfo.EntryPoints()
if !reflect.DeepEqual(value, c.expected) {
t.Fatalf("Should have been %v, got %v (case %d)", c.expected, value, i)
}
}
}
func TestFilterInstance(t *testing.T) {
nilPrivateIP := simpleEcsInstance(map[string]*string{})
nilPrivateIP.machine.PrivateIpAddress = nil
nilMachine := simpleEcsInstance(map[string]*string{})
nilMachine.machine = nil
nilMachineState := simpleEcsInstance(map[string]*string{})
nilMachineState.machine.State = nil
nilMachineStateName := simpleEcsInstance(map[string]*string{})
nilMachineStateName.machine.State.Name = nil
invalidMachineState := simpleEcsInstance(map[string]*string{})
invalidMachineState.machine.State.Name = aws.String(ec2.InstanceStateNameStopped)
cases := []struct {
expected bool
exposedByDefault bool
instanceInfo ecsInstance
}{
{
expected: true,
exposedByDefault: true,
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
{
expected: false,
exposedByDefault: false,
instanceInfo: simpleEcsInstance(map[string]*string{}),
},
{
expected: false,
exposedByDefault: true,
instanceInfo: simpleEcsInstance(map[string]*string{
"traefik.enable": aws.String("false"),
}),
},
{
expected: true,
exposedByDefault: false,
instanceInfo: simpleEcsInstance(map[string]*string{
"traefik.enable": aws.String("true"),
}),
},
{
expected: false,
exposedByDefault: true,
instanceInfo: nilPrivateIP,
},
{
expected: false,
exposedByDefault: true,
instanceInfo: nilMachine,
},
{
expected: false,
exposedByDefault: true,
instanceInfo: nilMachineState,
},
{
expected: false,
exposedByDefault: true,
instanceInfo: nilMachineStateName,
},
{
expected: false,
exposedByDefault: true,
instanceInfo: invalidMachineState,
},
}
for i, c := range cases {
provider := &ECS{
ExposedByDefault: c.exposedByDefault,
}
value := provider.filterInstance(c.instanceInfo)
if value != c.expected {
t.Fatalf("Should have been %v, got %v (case %d)", c.expected, value, i)
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}
}
}