711 lines
18 KiB
Go
711 lines
18 KiB
Go
package qemu
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import (
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"fmt"
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"testing"
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"github.com/hashicorp/packer-plugin-sdk/communicator"
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"github.com/hashicorp/packer-plugin-sdk/multistep"
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"github.com/hashicorp/packer-plugin-sdk/multistep/commonsteps"
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packersdk "github.com/hashicorp/packer-plugin-sdk/packer"
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"github.com/stretchr/testify/assert"
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)
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func runTestState(t *testing.T, config *Config) multistep.StateBag {
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state := new(multistep.BasicStateBag)
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state.Put("config", config)
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d := new(DriverMock)
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d.VersionResult = "3.0.0"
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state.Put("driver", d)
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state.Put("commHostPort", 5000)
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state.Put("floppy_path", "fake_floppy_path")
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state.Put("http_ip", "127.0.0.1")
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state.Put("http_port", 1234)
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state.Put("iso_path", "/path/to/test.iso")
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state.Put("qemu_disk_paths", []string{})
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state.Put("vnc_port", 5905)
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state.Put("vnc_password", "fake_vnc_password")
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return state
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}
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func Test_UserOverrides(t *testing.T) {
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type testCase struct {
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Config *Config
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Expected []string
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Reason string
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}
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testcases := []testCase{
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{
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&Config{
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HTTPConfig: commonsteps.HTTPConfig{
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HTTPDir: "http/directory",
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},
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OutputDir: "output/directory",
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VMName: "myvm",
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QemuArgs: [][]string{
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{"-randomflag1", "{{.HTTPIP}}-{{.HTTPPort}}-{{.HTTPDir}}"},
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{"-randomflag2", "{{.OutputDir}}-{{.Name}}"},
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},
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},
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[]string{
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"-display", "gtk",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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"-randomflag1", "127.0.0.1-1234-http/directory",
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"-randomflag2", "output/directory-myvm",
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"-device", ",netdev=user.0",
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},
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"Test that interpolation overrides work.",
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},
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{
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&Config{
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VMName: "myvm",
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QemuArgs: [][]string{{"-display", "partydisplay"}},
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},
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[]string{
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"-display", "partydisplay",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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"-device", ",netdev=user.0",
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},
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"User input overrides default, rest is populated as normal",
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},
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{
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&Config{
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VMName: "myvm",
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NetDevice: "mynetdevice",
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QemuArgs: [][]string{{"-device", "somerandomdevice"}},
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},
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[]string{
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"-display", "gtk",
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"-device", "somerandomdevice",
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"-device", "mynetdevice,netdev=user.0",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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},
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"Net device gets added",
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},
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}
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for _, tc := range testcases {
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state := runTestState(t, tc.Config)
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step := &stepRun{
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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}
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args, err := step.getCommandArgs(tc.Config, state)
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if err != nil {
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t.Fatalf("should not have an error getting args. Error: %s", err)
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}
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expected := append([]string{
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"-m", "0M",
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"-boot", "once=d",
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"-fda", "fake_floppy_path",
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"-name", "myvm",
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"-netdev", "user,id=user.0,hostfwd=tcp::5000-:0",
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"-vnc", ":5",
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"-machine", "type=,accel="},
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tc.Expected...)
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assert.ElementsMatch(t, args, expected,
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fmt.Sprintf("%s, \nRecieved: %#v", tc.Reason, args))
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}
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}
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func Test_DriveAndDeviceArgs(t *testing.T) {
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type testCase struct {
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Config *Config
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ExtraState map[string]interface{}
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Step *stepRun
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Expected []string
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Reason string
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}
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testcases := []testCase{
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{
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&Config{},
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map[string]interface{}{},
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&stepRun{
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "once=d",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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},
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"Boot value should default to once=d when diskImage isn't set",
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},
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{
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&Config{
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DiskImage: true,
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DiskInterface: "virtio-scsi",
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OutputDir: "path_to_output",
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DiskCache: "writeback",
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Format: "qcow2",
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DetectZeroes: "off",
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},
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map[string]interface{}{
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"cd_path": "fake_cd_path.iso",
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"qemu_disk_paths": []string{"path_to_output"},
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},
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&stepRun{
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DiskImage: true,
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "c",
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"-device", "virtio-scsi-pci,id=scsi0",
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"-device", "scsi-hd,bus=scsi0.0,drive=drive0",
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"-drive", "if=none,file=path_to_output,id=drive0,cache=writeback,discard=,format=qcow2",
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"-drive", "file=fake_cd_path.iso,media=cdrom",
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},
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"virtio-scsi interface, DiskImage true, extra cdrom, detectZeroes off",
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},
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{
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&Config{
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DiskImage: true,
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DiskInterface: "virtio-scsi",
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OutputDir: "path_to_output",
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DiskCache: "writeback",
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Format: "qcow2",
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DetectZeroes: "on",
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},
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map[string]interface{}{
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"cd_path": "fake_cd_path.iso",
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"qemu_disk_paths": []string{"path_to_output"},
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},
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&stepRun{
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DiskImage: true,
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "c",
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"-device", "virtio-scsi-pci,id=scsi0",
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"-device", "scsi-hd,bus=scsi0.0,drive=drive0",
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"-drive", "if=none,file=path_to_output,id=drive0,cache=writeback,discard=,format=qcow2,detect-zeroes=on",
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"-drive", "file=fake_cd_path.iso,media=cdrom",
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},
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"virtio-scsi interface, DiskImage true, extra cdrom, detectZeroes on",
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},
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{
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&Config{
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DiskInterface: "virtio-scsi",
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OutputDir: "path_to_output",
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DiskCache: "writeback",
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Format: "qcow2",
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DetectZeroes: "off",
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},
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map[string]interface{}{
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"cd_path": "fake_cd_path.iso",
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// when disk image is false, we will always have at least one
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// disk path: the one we create to be the main disk.
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"qemu_disk_paths": []string{"qemupath1", "qemupath2"},
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},
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&stepRun{
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "once=d",
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"-device", "virtio-scsi-pci,id=scsi0",
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"-device", "scsi-hd,bus=scsi0.0,drive=drive0",
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"-device", "scsi-hd,bus=scsi0.0,drive=drive1",
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"-drive", "if=none,file=qemupath1,id=drive0,cache=writeback,discard=,format=qcow2",
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"-drive", "if=none,file=qemupath2,id=drive1,cache=writeback,discard=,format=qcow2",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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"-drive", "file=fake_cd_path.iso,media=cdrom",
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},
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"virtio-scsi interface, bootable iso, cdrom",
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},
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{
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&Config{
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DiskInterface: "virtio-scsi",
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OutputDir: "path_to_output",
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DiskCache: "writeback",
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Format: "qcow2",
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DetectZeroes: "on",
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},
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map[string]interface{}{
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"cd_path": "fake_cd_path.iso",
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// when disk image is false, we will always have at least one
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// disk path: the one we create to be the main disk.
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"qemu_disk_paths": []string{"qemupath1", "qemupath2"},
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},
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&stepRun{
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "once=d",
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"-device", "virtio-scsi-pci,id=scsi0",
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"-device", "scsi-hd,bus=scsi0.0,drive=drive0",
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"-device", "scsi-hd,bus=scsi0.0,drive=drive1",
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"-drive", "if=none,file=qemupath1,id=drive0,cache=writeback,discard=,format=qcow2,detect-zeroes=on",
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"-drive", "if=none,file=qemupath2,id=drive1,cache=writeback,discard=,format=qcow2,detect-zeroes=on",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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"-drive", "file=fake_cd_path.iso,media=cdrom",
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},
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"virtio-scsi interface, DiskImage false, extra cdrom, detect zeroes on",
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},
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{
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&Config{
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DiskInterface: "virtio-scsi",
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OutputDir: "path_to_output",
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DiskCache: "writeback",
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Format: "qcow2",
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},
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map[string]interface{}{
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// when disk image is false, we will always have at least one
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// disk path: the one we create to be the main disk.
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"qemu_disk_paths": []string{"output/dir/path/mydisk.qcow2"},
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},
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&stepRun{
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "once=d",
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"-device", "virtio-scsi-pci,id=scsi0",
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"-device", "scsi-hd,bus=scsi0.0,drive=drive0",
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"-drive", "if=none,file=output/dir/path/mydisk.qcow2,id=drive0,cache=writeback,discard=,format=qcow2,detect-zeroes=",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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},
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"virtio-scsi interface, DiskImage false, no extra disks or cds",
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},
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{
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&Config{},
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map[string]interface{}{
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"cd_path": "fake_cd_path.iso",
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"qemu_disk_paths": []string{"output/dir/path/mydisk.qcow2"},
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},
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&stepRun{
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "once=d",
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"-drive", "file=output/dir/path/mydisk.qcow2,if=,cache=,discard=,format=,detect-zeroes=",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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"-drive", "file=fake_cd_path.iso,media=cdrom",
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},
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"cd_path is set and DiskImage is false",
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},
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{
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&Config{},
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map[string]interface{}{
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// when disk image is false, we will always have at least one
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// disk path: the one we create to be the main disk.
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"qemu_disk_paths": []string{"output/dir/path/mydisk.qcow2"},
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},
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&stepRun{
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "once=d",
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"-drive", "file=output/dir/path/mydisk.qcow2,if=,cache=,discard=,format=,detect-zeroes=",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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},
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"empty config",
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},
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{
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&Config{
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OutputDir: "path_to_output",
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DiskInterface: "virtio",
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DiskCache: "writeback",
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Format: "qcow2",
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},
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map[string]interface{}{
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// when disk image is false, we will always have at least one
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// disk path: the one we create to be the main disk.
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"qemu_disk_paths": []string{"output/dir/path/mydisk.qcow2"},
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},
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&stepRun{
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atLeastVersion2: false,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-boot", "once=d",
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"-drive", "file=path_to_output,if=virtio,cache=writeback,format=qcow2",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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},
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"version less than 2",
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},
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{
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&Config{
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OutputDir: "path_to_output",
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DiskInterface: "virtio",
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DiskCache: "writeback",
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Format: "qcow2",
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},
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map[string]interface{}{
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"cd_path": "fake_cd_path.iso",
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"qemu_disk_paths": []string{"qemupath1", "qemupath2"},
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},
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&stepRun{
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "once=d",
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"-drive", "file=qemupath1,if=virtio,cache=writeback,discard=,format=qcow2,detect-zeroes=",
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"-drive", "file=qemupath2,if=virtio,cache=writeback,discard=,format=qcow2,detect-zeroes=",
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"-drive", "file=fake_cd_path.iso,media=cdrom",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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},
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"virtio interface with extra disks",
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},
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{
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&Config{
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DiskImage: true,
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OutputDir: "path_to_output",
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DiskInterface: "virtio",
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DiskCache: "writeback",
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Format: "qcow2",
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},
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map[string]interface{}{
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"cd_path": "fake_cd_path.iso",
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"qemu_disk_paths": []string{"path_to_output"},
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},
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&stepRun{
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DiskImage: true,
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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},
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[]string{
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"-display", "gtk",
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"-boot", "c",
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"-drive", "file=path_to_output,if=virtio,cache=writeback,discard=,format=qcow2,detect-zeroes=",
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"-drive", "file=fake_cd_path.iso,media=cdrom",
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},
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"virtio interface with disk image",
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},
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}
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for _, tc := range testcases {
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state := runTestState(t, &Config{})
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for k, v := range tc.ExtraState {
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state.Put(k, v)
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}
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args, err := tc.Step.getCommandArgs(tc.Config, state)
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if err != nil {
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t.Fatalf("should not have an error getting args. Error: %s", err)
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}
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expected := append([]string{
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"-m", "0M",
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"-fda", "fake_floppy_path",
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"-name", "",
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"-netdev", "user,id=user.0,hostfwd=tcp::5000-:0",
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"-vnc", ":5",
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"-machine", "type=,accel=",
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"-device", ",netdev=user.0"},
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tc.Expected...)
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assert.ElementsMatch(t, args, expected,
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fmt.Sprintf("%s, \nRecieved: %#v", tc.Reason, args))
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}
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}
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func Test_OptionalConfigOptionsGetSet(t *testing.T) {
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c := &Config{
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VNCUsePassword: true,
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QMPEnable: true,
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QMPSocketPath: "qmp_path",
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VMName: "MyFancyName",
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MachineType: "pc",
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Accelerator: "hvf",
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}
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state := runTestState(t, c)
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step := &stepRun{
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atLeastVersion2: true,
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ui: packersdk.TestUi(t),
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}
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args, err := step.getCommandArgs(c, state)
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if err != nil {
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t.Fatalf("should not have an error getting args. Error: %s", err)
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}
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expected := []string{
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"-display", "gtk",
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"-m", "0M",
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"-boot", "once=d",
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"-fda", "fake_floppy_path",
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"-name", "MyFancyName",
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"-netdev", "user,id=user.0,hostfwd=tcp::5000-:0",
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"-vnc", ":5,password",
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"-machine", "type=pc,accel=hvf",
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"-device", ",netdev=user.0",
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"-drive", "file=/path/to/test.iso,media=cdrom",
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"-qmp", "unix:qmp_path,server,nowait",
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}
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assert.ElementsMatch(t, args, expected, "password flag should be set, and d drive should be set: %s", args)
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}
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|
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// Tests for presence of Packer-generated arguments. Doesn't test that
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// arguments which shouldn't be there are absent.
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func Test_Defaults(t *testing.T) {
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type testCase struct {
|
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Config *Config
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ExtraState map[string]interface{}
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Step *stepRun
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Expected []string
|
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Reason string
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}
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|
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testcases := []testCase{
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{
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&Config{},
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map[string]interface{}{},
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&stepRun{ui: packersdk.TestUi(t)},
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[]string{"-boot", "once=d"},
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"Boot value should default to once=d",
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},
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{
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&Config{},
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map[string]interface{}{},
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&stepRun{
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DiskImage: true,
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ui: packersdk.TestUi(t),
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},
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[]string{"-boot", "c"},
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"Boot value should be set to c when DiskImage is set on step",
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},
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{
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&Config{
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QMPEnable: true,
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QMPSocketPath: "/path/to/socket",
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-qmp", "unix:/path/to/socket,server,nowait"},
|
|
"Args should contain -qmp when qmp_enable is set",
|
|
},
|
|
{
|
|
&Config{
|
|
QMPEnable: true,
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-qmp", "unix:,server,nowait"},
|
|
"Args contain -qmp even when socket path isn't set, if qmp enabled",
|
|
},
|
|
{
|
|
&Config{
|
|
VMName: "partyname",
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-name", "partyname"},
|
|
"Name is set from config",
|
|
},
|
|
{
|
|
&Config{},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-name", ""},
|
|
"Name is set from config, even when name is blank (which won't " +
|
|
"happen for real thanks to defaulting in build prepare)",
|
|
},
|
|
{
|
|
&Config{
|
|
Accelerator: "none",
|
|
MachineType: "fancymachine",
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-machine", "type=fancymachine"},
|
|
"Don't add accelerator tag when no accelerator is set.",
|
|
},
|
|
{
|
|
&Config{
|
|
Accelerator: "kvm",
|
|
MachineType: "fancymachine",
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-machine", "type=fancymachine,accel=kvm"},
|
|
"Add accelerator tag when accelerator is set.",
|
|
},
|
|
{
|
|
&Config{
|
|
NetBridge: "fakebridge",
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-netdev", "bridge,id=user.0,br=fakebridge"},
|
|
"Add netbridge tag when netbridge is set.",
|
|
},
|
|
{
|
|
&Config{
|
|
CommConfig: CommConfig{
|
|
Comm: communicator.Config{
|
|
Type: "none",
|
|
},
|
|
},
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-netdev", "user,id=user.0"},
|
|
"No host forwarding when no net bridge and no communicator",
|
|
},
|
|
{
|
|
&Config{
|
|
CommConfig: CommConfig{
|
|
Comm: communicator.Config{
|
|
Type: "ssh",
|
|
SSH: communicator.SSH{
|
|
SSHPort: 4567,
|
|
},
|
|
},
|
|
},
|
|
},
|
|
map[string]interface{}{
|
|
"commHostPort": 1111,
|
|
},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-netdev", "user,id=user.0,hostfwd=tcp::1111-:4567"},
|
|
"Host forwarding when a communicator is configured",
|
|
},
|
|
{
|
|
&Config{
|
|
VNCBindAddress: "1.1.1.1",
|
|
},
|
|
map[string]interface{}{
|
|
"vnc_port": 5959,
|
|
},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-vnc", "1.1.1.1:59"},
|
|
"no VNC password should be set",
|
|
},
|
|
{
|
|
&Config{
|
|
VNCBindAddress: "1.1.1.1",
|
|
VNCUsePassword: true,
|
|
},
|
|
map[string]interface{}{
|
|
"vnc_port": 5959,
|
|
},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-vnc", "1.1.1.1:59,password"},
|
|
"VNC password should be set",
|
|
},
|
|
{
|
|
&Config{
|
|
MemorySize: 2345,
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-m", "2345M"},
|
|
"Memory is set, with unit M",
|
|
},
|
|
{
|
|
&Config{
|
|
CpuCount: 2,
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-smp", "cpus=2,sockets=2"},
|
|
"both cpus and sockets are set to config's CpuCount",
|
|
},
|
|
{
|
|
&Config{
|
|
CpuCount: 2,
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-smp", "cpus=2,sockets=2"},
|
|
"both cpus and sockets are set to config's CpuCount",
|
|
},
|
|
{
|
|
&Config{
|
|
CpuCount: 2,
|
|
},
|
|
map[string]interface{}{
|
|
"floppy_path": "/path/to/floppy",
|
|
},
|
|
&stepRun{ui: packersdk.TestUi(t)},
|
|
[]string{"-fda", "/path/to/floppy"},
|
|
"floppy path should be set under fda flag, when it exists",
|
|
},
|
|
{
|
|
&Config{
|
|
Headless: false,
|
|
Display: "fakedisplay",
|
|
UseDefaultDisplay: false,
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{
|
|
atLeastVersion2: true,
|
|
ui: packersdk.TestUi(t),
|
|
},
|
|
[]string{"-display", "fakedisplay"},
|
|
"Display option should value config display",
|
|
},
|
|
{
|
|
&Config{
|
|
Headless: false,
|
|
},
|
|
map[string]interface{}{},
|
|
&stepRun{
|
|
atLeastVersion2: true,
|
|
ui: packersdk.TestUi(t),
|
|
},
|
|
[]string{"-display", "gtk"},
|
|
"Display option should default to gtk",
|
|
},
|
|
}
|
|
|
|
for _, tc := range testcases {
|
|
state := runTestState(t, &Config{})
|
|
for k, v := range tc.ExtraState {
|
|
state.Put(k, v)
|
|
}
|
|
|
|
args, err := tc.Step.getCommandArgs(tc.Config, state)
|
|
if err != nil {
|
|
t.Fatalf("should not have an error getting args. Error: %s", err)
|
|
}
|
|
if !matchArgument(args, tc.Expected) {
|
|
t.Fatalf("Couldn't find %#v in result. Got: %#v, Reason: %s",
|
|
tc.Expected, args, tc.Reason)
|
|
}
|
|
}
|
|
}
|
|
|
|
// This test makes sure that arguments don't end up in the final boot command
|
|
// if they aren't configured in the config.
|
|
// func TestDefaultsAbsentValues(t *testing.T) {}
|
|
func matchArgument(actual []string, expected []string) bool {
|
|
key := expected[0]
|
|
for i, k := range actual {
|
|
if key == k {
|
|
if expected[1] == actual[i+1] {
|
|
return true
|
|
}
|
|
}
|
|
}
|
|
return false
|
|
}
|