136 lines
4.2 KiB
Go
136 lines
4.2 KiB
Go
package common
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import (
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"bytes"
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"testing"
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"time"
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"github.com/aws/aws-sdk-go/aws"
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"github.com/aws/aws-sdk-go/service/ec2"
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"github.com/aws/aws-sdk-go/service/ec2/ec2iface"
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"github.com/hashicorp/packer/helper/communicator"
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"github.com/hashicorp/packer/helper/multistep"
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"github.com/hashicorp/packer/packer"
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)
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// Define a mock struct to be used in unit tests for common aws steps.
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type mockEC2ConnSpot struct {
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ec2iface.EC2API
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Config *aws.Config
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// Counters to figure out what code path was taken
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describeSpotPriceHistoryCount int
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}
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// Generates fake SpotPriceHistory data and returns it in the expected output
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// format. Also increments a
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func (m *mockEC2ConnSpot) DescribeSpotPriceHistory(copyInput *ec2.DescribeSpotPriceHistoryInput) (*ec2.DescribeSpotPriceHistoryOutput, error) {
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m.describeSpotPriceHistoryCount++
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testTime := time.Now().Add(-1 * time.Hour)
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sp := []*ec2.SpotPrice{
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{
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AvailabilityZone: aws.String("us-east-1c"),
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InstanceType: aws.String("t2.micro"),
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ProductDescription: aws.String("Linux/UNIX"),
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SpotPrice: aws.String("0.003500"),
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Timestamp: &testTime,
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},
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{
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AvailabilityZone: aws.String("us-east-1f"),
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InstanceType: aws.String("t2.micro"),
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ProductDescription: aws.String("Linux/UNIX"),
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SpotPrice: aws.String("0.003500"),
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Timestamp: &testTime,
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},
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{
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AvailabilityZone: aws.String("us-east-1b"),
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InstanceType: aws.String("t2.micro"),
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ProductDescription: aws.String("Linux/UNIX"),
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SpotPrice: aws.String("0.003500"),
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Timestamp: &testTime,
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},
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}
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output := &ec2.DescribeSpotPriceHistoryOutput{SpotPriceHistory: sp}
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return output, nil
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}
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func getMockConnSpot() ec2iface.EC2API {
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mockConn := &mockEC2ConnSpot{
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Config: aws.NewConfig(),
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}
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return mockConn
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}
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// Create statebag for running test
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func tStateSpot() multistep.StateBag {
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state := new(multistep.BasicStateBag)
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state.Put("ui", &packer.BasicUi{
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Reader: new(bytes.Buffer),
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Writer: new(bytes.Buffer),
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})
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state.Put("availability_zone", "us-east-1c")
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state.Put("securityGroupIds", []string{"sg-0b8984db72f213dc3"})
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state.Put("iamInstanceProfile", "packer-123")
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state.Put("subnet_id", "subnet-077fde4e")
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state.Put("source_image", "")
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return state
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}
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func getBasicStep() *StepRunSpotInstance {
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stepRunSpotInstance := StepRunSpotInstance{
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AssociatePublicIpAddress: false,
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LaunchMappings: BlockDevices{},
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BlockDurationMinutes: 0,
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Debug: false,
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Comm: &communicator.Config{
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SSH: communicator.SSH{
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SSHKeyPairName: "foo",
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},
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},
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EbsOptimized: false,
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ExpectedRootDevice: "ebs",
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InstanceInitiatedShutdownBehavior: "stop",
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InstanceType: "t2.micro",
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SourceAMI: "",
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SpotPrice: "auto",
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SpotTags: TagMap(nil),
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Tags: TagMap{},
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VolumeTags: TagMap(nil),
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UserData: "",
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UserDataFile: "",
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}
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return &stepRunSpotInstance
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}
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func TestCreateTemplateData(t *testing.T) {
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state := tStateSpot()
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stepRunSpotInstance := getBasicStep()
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template := stepRunSpotInstance.CreateTemplateData(aws.String("userdata"), "az", state,
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&ec2.LaunchTemplateInstanceMarketOptionsRequest{})
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// expected := []*ec2.LaunchTemplateInstanceNetworkInterfaceSpecificationRequest{
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// &ec2.LaunchTemplateInstanceNetworkInterfaceSpecificationRequest{
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// DeleteOnTermination: aws.Bool(true),
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// DeviceIndex: aws.Int64(0),
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// Groups: aws.StringSlice([]string{"sg-0b8984db72f213dc3"}),
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// SubnetId: aws.String("subnet-077fde4e"),
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// },
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// }
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// if expected != template.NetworkInterfaces {
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if template.NetworkInterfaces == nil {
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t.Fatalf("Template should have contained a networkInterface object: recieved %#v", template.NetworkInterfaces)
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}
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// Rerun, this time testing that we set security group IDs
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state.Put("subnet_id", "")
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template = stepRunSpotInstance.CreateTemplateData(aws.String("userdata"), "az", state,
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&ec2.LaunchTemplateInstanceMarketOptionsRequest{})
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if template.NetworkInterfaces != nil {
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t.Fatalf("Template shouldn't contain network interfaces object if subnet_id is unset.")
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}
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}
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