86 lines
3 KiB
Go
86 lines
3 KiB
Go
package main
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import (
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"context"
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"strings"
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"testing"
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"github.com/docker/docker/integration-cli/cli"
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"gotest.tools/v3/assert"
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"gotest.tools/v3/icmd"
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)
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type DockerCLITopSuite struct {
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ds *DockerSuite
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}
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func (s *DockerCLITopSuite) TearDownTest(ctx context.Context, c *testing.T) {
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s.ds.TearDownTest(ctx, c)
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}
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func (s *DockerCLITopSuite) OnTimeout(c *testing.T) {
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s.ds.OnTimeout(c)
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}
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func (s *DockerCLITopSuite) TestTopMultipleArgs(c *testing.T) {
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out := runSleepingContainer(c, "-d")
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cleanedContainerID := strings.TrimSpace(out)
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var expected icmd.Expected
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switch testEnv.DaemonInfo.OSType {
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case "windows":
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expected = icmd.Expected{ExitCode: 1, Err: "Windows does not support arguments to top"}
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default:
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expected = icmd.Expected{Out: "PID"}
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}
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result := cli.Docker(cli.Args("top", cleanedContainerID, "-o", "pid"))
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result.Assert(c, expected)
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}
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func (s *DockerCLITopSuite) TestTopNonPrivileged(c *testing.T) {
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out := runSleepingContainer(c, "-d")
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cleanedContainerID := strings.TrimSpace(out)
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out1 := cli.DockerCmd(c, "top", cleanedContainerID).Combined()
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out2 := cli.DockerCmd(c, "top", cleanedContainerID).Combined()
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cli.DockerCmd(c, "kill", cleanedContainerID)
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// Windows will list the name of the launched executable which in this case is busybox.exe, without the parameters.
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// Linux will display the command executed in the container
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var lookingFor string
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if testEnv.DaemonInfo.OSType == "windows" {
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lookingFor = "busybox.exe"
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} else {
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lookingFor = "top"
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}
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assert.Assert(c, strings.Contains(out1, lookingFor), "top should've listed `%s` in the process list, but failed the first time", lookingFor)
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assert.Assert(c, strings.Contains(out2, lookingFor), "top should've listed `%s` in the process list, but failed the second time", lookingFor)
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}
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// TestTopWindowsCoreProcesses validates that there are lines for the critical
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// processes which are found in a Windows container. Note Windows is architecturally
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// very different to Linux in this regard.
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func (s *DockerCLITopSuite) TestTopWindowsCoreProcesses(c *testing.T) {
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testRequires(c, DaemonIsWindows)
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cID := runSleepingContainer(c, "-d")
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out1 := cli.DockerCmd(c, "top", cID).Combined()
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lookingFor := []string{"smss.exe", "csrss.exe", "wininit.exe", "services.exe", "lsass.exe", "CExecSvc.exe"}
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for i, s := range lookingFor {
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assert.Assert(c, strings.Contains(out1, s), "top should've listed `%s` in the process list, but failed. Test case %d", s, i)
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}
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}
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func (s *DockerCLITopSuite) TestTopPrivileged(c *testing.T) {
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// Windows does not support --privileged
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testRequires(c, DaemonIsLinux, NotUserNamespace)
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cID := cli.DockerCmd(c, "run", "--privileged", "-i", "-d", "busybox", "top").Stdout()
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cID = strings.TrimSpace(cID)
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out1 := cli.DockerCmd(c, "top", cID).Combined()
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out2 := cli.DockerCmd(c, "top", cID).Combined()
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cli.DockerCmd(c, "kill", cID)
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assert.Assert(c, strings.Contains(out1, "top"), "top should've listed `top` in the process list, but failed the first time")
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assert.Assert(c, strings.Contains(out2, "top"), "top should've listed `top` in the process list, but failed the second time")
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}
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