github.com/dkerwin/nomad@v0.3.3-0.20160525181927-74554135514b/client/driver/qemu_test.go (about)

     1  package driver
     2  
     3  import (
     4  	"fmt"
     5  	"path/filepath"
     6  	"strings"
     7  	"testing"
     8  
     9  	"github.com/hashicorp/nomad/client/config"
    10  	"github.com/hashicorp/nomad/nomad/structs"
    11  
    12  	ctestutils "github.com/hashicorp/nomad/client/testutil"
    13  )
    14  
    15  // The fingerprinter test should always pass, even if QEMU is not installed.
    16  func TestQemuDriver_Fingerprint(t *testing.T) {
    17  	t.Parallel()
    18  	ctestutils.QemuCompatible(t)
    19  	driverCtx, _ := testDriverContexts(&structs.Task{Name: "foo"})
    20  	d := NewQemuDriver(driverCtx)
    21  	node := &structs.Node{
    22  		Attributes: make(map[string]string),
    23  	}
    24  	apply, err := d.Fingerprint(&config.Config{}, node)
    25  	if err != nil {
    26  		t.Fatalf("err: %v", err)
    27  	}
    28  	if !apply {
    29  		t.Fatalf("should apply")
    30  	}
    31  	if node.Attributes["driver.qemu"] == "" {
    32  		t.Fatalf("Missing Qemu driver")
    33  	}
    34  	if node.Attributes["driver.qemu.version"] == "" {
    35  		t.Fatalf("Missing Qemu driver version")
    36  	}
    37  }
    38  
    39  func TestQemuDriver_StartOpen_Wait(t *testing.T) {
    40  	t.Parallel()
    41  	ctestutils.QemuCompatible(t)
    42  	task := &structs.Task{
    43  		Name: "linux",
    44  		Config: map[string]interface{}{
    45  			"image_path":  "linux-0.2.img",
    46  			"accelerator": "tcg",
    47  			"port_map": []map[string]int{{
    48  				"main": 22,
    49  				"web":  8080,
    50  			}},
    51  		},
    52  		LogConfig: &structs.LogConfig{
    53  			MaxFiles:      10,
    54  			MaxFileSizeMB: 10,
    55  		},
    56  		Resources: &structs.Resources{
    57  			CPU:      500,
    58  			MemoryMB: 512,
    59  			Networks: []*structs.NetworkResource{
    60  				&structs.NetworkResource{
    61  					ReservedPorts: []structs.Port{{"main", 22000}, {"web", 80}},
    62  				},
    63  			},
    64  		},
    65  	}
    66  
    67  	driverCtx, execCtx := testDriverContexts(task)
    68  	defer execCtx.AllocDir.Destroy()
    69  	d := NewQemuDriver(driverCtx)
    70  
    71  	// Copy the test image into the task's directory
    72  	dst, _ := execCtx.AllocDir.TaskDirs[task.Name]
    73  	copyFile("./test-resources/qemu/linux-0.2.img", filepath.Join(dst, "linux-0.2.img"), t)
    74  
    75  	handle, err := d.Start(execCtx, task)
    76  	if err != nil {
    77  		t.Fatalf("err: %v", err)
    78  	}
    79  	if handle == nil {
    80  		t.Fatalf("missing handle")
    81  	}
    82  
    83  	// Attempt to open
    84  	handle2, err := d.Open(execCtx, handle.ID())
    85  	if err != nil {
    86  		t.Fatalf("err: %v", err)
    87  	}
    88  	if handle2 == nil {
    89  		t.Fatalf("missing handle")
    90  	}
    91  
    92  	// Clean up
    93  	if err := handle.Kill(); err != nil {
    94  		fmt.Printf("\nError killing Qemu test: %s", err)
    95  	}
    96  }
    97  
    98  func TestQemuDriverUser(t *testing.T) {
    99  	t.Parallel()
   100  	ctestutils.QemuCompatible(t)
   101  	task := &structs.Task{
   102  		Name: "linux",
   103  		User: "alice",
   104  		Config: map[string]interface{}{
   105  			"image_path":  "linux-0.2.img",
   106  			"accelerator": "tcg",
   107  			"port_map": []map[string]int{{
   108  				"main": 22,
   109  				"web":  8080,
   110  			}},
   111  		},
   112  		LogConfig: &structs.LogConfig{
   113  			MaxFiles:      10,
   114  			MaxFileSizeMB: 10,
   115  		},
   116  		Resources: &structs.Resources{
   117  			CPU:      500,
   118  			MemoryMB: 512,
   119  			Networks: []*structs.NetworkResource{
   120  				&structs.NetworkResource{
   121  					ReservedPorts: []structs.Port{{"main", 22000}, {"web", 80}},
   122  				},
   123  			},
   124  		},
   125  	}
   126  
   127  	driverCtx, execCtx := testDriverContexts(task)
   128  	defer execCtx.AllocDir.Destroy()
   129  	d := NewQemuDriver(driverCtx)
   130  
   131  	handle, err := d.Start(execCtx, task)
   132  	if err == nil {
   133  		handle.Kill()
   134  		t.Fatalf("Should've failed")
   135  	}
   136  	msg := "unknown user alice"
   137  	if !strings.Contains(err.Error(), msg) {
   138  		t.Fatalf("Expecting '%v' in '%v'", msg, err)
   139  	}
   140  }